CN103768890A - Purifying and recycling method and system for tail gas generated by chemical-method activated carbon production - Google Patents
Purifying and recycling method and system for tail gas generated by chemical-method activated carbon production Download PDFInfo
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- CN103768890A CN103768890A CN201410006514.8A CN201410006514A CN103768890A CN 103768890 A CN103768890 A CN 103768890A CN 201410006514 A CN201410006514 A CN 201410006514A CN 103768890 A CN103768890 A CN 103768890A
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- tail gas
- absorber
- carbon production
- activated carbon
- raw material
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 532
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 273
- 238000000034 method Methods 0.000 title claims abstract description 116
- 238000004064 recycling Methods 0.000 title abstract 7
- 239000002994 raw material Substances 0.000 claims abstract description 166
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 60
- 231100000719 pollutant Toxicity 0.000 claims abstract description 60
- 239000007789 gas Substances 0.000 claims description 308
- 239000006096 absorbing agent Substances 0.000 claims description 214
- 229910052799 carbon Inorganic materials 0.000 claims description 139
- 238000011084 recovery Methods 0.000 claims description 72
- 238000000746 purification Methods 0.000 claims description 58
- 239000000126 substance Substances 0.000 claims description 56
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 50
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims description 50
- 239000000463 material Substances 0.000 claims description 41
- 241000196324 Embryophyta Species 0.000 claims description 36
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 claims description 36
- 239000000843 powder Substances 0.000 claims description 36
- 238000007599 discharging Methods 0.000 claims description 32
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 25
- 235000005074 zinc chloride Nutrition 0.000 claims description 25
- 239000011592 zinc chloride Substances 0.000 claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 24
- 239000011276 wood tar Substances 0.000 claims description 24
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 22
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 22
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 22
- 241000609240 Ambelania acida Species 0.000 claims description 18
- 241000675108 Citrus tangerina Species 0.000 claims description 18
- 239000010905 bagasse Substances 0.000 claims description 18
- 235000013399 edible fruits Nutrition 0.000 claims description 18
- 239000004575 stone Substances 0.000 claims description 18
- 239000002023 wood Substances 0.000 claims description 18
- 230000004308 accommodation Effects 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 4
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000003795 chemical substances by application Substances 0.000 description 20
- 230000003213 activating effect Effects 0.000 description 18
- 238000010521 absorption reaction Methods 0.000 description 9
- 239000007921 spray Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000004913 activation Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 239000002156 adsorbate Substances 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
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- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treating Waste Gases (AREA)
- Carbon And Carbon Compounds (AREA)
- Separation Of Gases By Adsorption (AREA)
Abstract
The invention discloses a purifying and recycling method for tail gas generated by chemical-method activated carbon production. The purifying and recycling method comprises the steps of enabling an activated carbon production raw material to be in contact with tail gas discharged from activated carbon production equipment so as to enable the activated carbon production raw material to adsorb and recycle pollutants available for chemical-method activated carbon production in the tail gas. The recycling technology is high in recycling rate, simple in process and low in cost and has an environment-friendly effect. The invention also provides a recycling system adopting the recycling method.
Description
Technical field
The present invention relates to a kind of purification and recovery method and purification and recovery system, particularly a kind of active carbon by chemical method is produced purification and recovery method and purification and the recovery system of tail gas.
Background technology
Chemical method (phosphoric acid method and zinc chloride process) process for preparing activated carbon is certain density chemical activating agent (phosphoric acid and zinc chloride) solution is mixed fully with wooden class raw material after, be conveyed into internal heat type converter, and take high-temperature flue gas as thermal source, directly add thermal material, the tail gas that production process produces, can contain a certain amount of chemical activating agent, concentration is 500-2000ppm, directly discharges contaminated air not only and cause simultaneously the waste of chemical activating agent.At present, conventional exhaust gas treating method has spray process and electric demist method, spray process, owing to reclaiming liquid powdered carbon, high filtration difficulty, the evaporation and concentration difficulty of causing of wood tar content, particularly, in the time that withdrawal liquid is long-pending larger, requires all larger to equipment requirement and operation easier.Electricity demister pattern reclaims tail gas chemical activating agent, although it is long-pending to have reduced withdrawal liquid, power consumption is large, and equipment technology requires high, is difficult to be promoted widely.
A kind of chemical activating agent recovery method is disclosed in prior art, comprise the solution containing chemical activating agent that first adopts spray process recovery to obtain, then adopt wooden class raw material and chemical activation agent solution evenly to mix and pass through further heat drying, finally make the chemical activating agent in solution rest in wooden class raw material, reach the object that reclaims chemical activating agent.Although adopt the part chemical activating agent that can make in this way in solution by the utilization of wooden class raw materials recovery, but process owing to there is spray process that the chemical activating agent waste gas solution chemistry activator concentration not exclusively, after spray is lower is unfavorable for that absorption, wooden class raw material easily cause part chemical activating agent to be carried secretly the problems such as discharge by steam at drying steps after mixing with chemical activation agent solution, make the method chemical activating agent organic efficiency not high.Meanwhile, because the method need adopt sprinkling equipment, mixing apparatus and drying equipment, complex process energy consumption is high, and the steam of carrying chemical activating agent secretly producing in dry run causes secondary pollution problems, more difficult popularization in industry.
Summary of the invention
For this reason, it is high that the technical problem to be solved in the present invention is to provide one to purify with the rate of recovery, and purification is simple with recovery process, and purification is lower-cost with recovery process, more environmental protection active carbon by chemical method is produced to pollutant purification and the recovery method in tail gas, and purification and recovery system.
The present invention is purification and the recovery method that a kind of active carbon by chemical method is produced tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for active carbon by chemical method production in described tail gas is adsorbed and be reclaimed.
Said method, the initial temperature of described tail gas is 30～250 ℃, and described in can be used for active carbon by chemical method produce pollutant comprise at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.
Said method, also comprise: by temperature holding device, the tail gas giving off is carried out to temperature and keep step from described active carbon production equipment, make from the described tail gas of described temperature holding device output and enter temperature between the described tail gas of described temperature holding device to fall and be less than 30%.
Said method, also comprises: the step by heater to the described tail gas heating giving off in described active carbon production equipment; Wherein, mode of heating can be jacket type indirect or the direct heating of hot gas is directly provided.
Said method, wherein, the described exhaust temperature being passed in described absorber is 60-240 ℃.
Said method, described Activated Carbon Production raw material is that carbon containing Plant Powder minces.
Said method, described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.
Said method, wherein, the exhaust temperature being passed in described absorber is 100-230 ℃.
Said method, the initial temperature of described Activated Carbon Production tail gas is 30-90 ℃, by described heater, described tail gas heating is heated up at least 20%.
Described chemical method is preferably and comprises phosphoric acid method and zinc chloride process, and in tail gas, the initial concentration of chemical activating agent is preferably at 500-2000ppm.
A kind of purification and recovery system that adopts above-mentioned any method, comprise: absorber, there is the spatial accommodation for holding Activated Carbon Production raw material, absorber gas access and absorber gas vent, described absorber gas access is communicated with the tail gas outlet of active carbon production equipment.
Above-mentioned purification and recovery system, also comprise: temperature holding device, there is holding device gas access and holding device gas vent, be located between described active carbon production equipment and described absorber, wherein, described holding device gas access is communicated with the tail gas outlet of described active carbon production equipment, described holding device gas vent is communicated with described absorber gas access, falls and is less than 30% for making from the gas of described temperature holding device output and entering temperature between the described tail gas of described temperature holding device.
Above-mentioned purification and recovery system, also comprise: heater, be located between described active carbon production equipment and described absorber, for the tail gas being passed into before described absorber is heated, wherein, described heater comprises indirect heating apparatus and direct heater, described in ask that connecing heater is provided with heater gas access and heater gas vent, described direct heater is provided with hot gas entrance.
Above-mentioned purification and recovery system, also comprise: blower fan, be located between described active carbon production equipment and described absorber, for described Activated Carbon Production tail gas is driven in to described absorber; Or be located at described absorber rear end, after described tail gas being introduced to described absorber, discharge.
Above-mentioned purification and recovery system, comprise at least two described blower fans, is located at respectively between described active carbon production equipment and described absorber and is located at described absorber rear end, for keeping described absorber front and back pressure balance.
Above-mentioned purification and recovery system, also comprise: controller of fan, and for the power output of described blower fan is carried out to constant control.
Above-mentioned purification and recovery system, also comprise: temperature-detecting device, be located near described heater gas access place, for carrying out temperature detection acquisition temperature information to entering the described Activated Carbon Production tail gas of described heater, the heating power of heater described in the temperature information control that described heater detects according to described temperature-detecting device, when described heater is preferably in the time that the initial temperature of described tail gas is 30-90 ℃, by described heater, described tail gas heating is heated up at least 20%.
Above-mentioned purification and recovery system, described absorber comprises absorber body, described spatial accommodation is positioned at described absorber body interior, described absorber gas access and described absorber gas vent are located on described absorber body, on described absorber body, are also provided with charging aperture and discharging opening; Also comprise the belt conveyer with conveyer belt, be located at described absorber body interior; Wherein, described belt conveyer is for receiving the described Activated Carbon Production raw material entering from described charging aperture, and described Activated Carbon Production raw material is delivered to described discharging opening place discharges described absorber body, described Activated Carbon Production raw material contacts with the described tail gas entering in the process of carrying, and the mobile of described tail gas intercepted.
Above-mentioned purification and recovery system, described absorber also comprises feeding warehouse, is located at described charging aperture place; Stopping means, is located at described feeding warehouse or described charging aperture place, and for coordinating with described belt conveyer, restriction is positioned at the thickness of the above Activated Carbon Production raw material of described conveyer belt of described belt conveyer.
Above-mentioned purification and recovery system, described restraint device coordinates with described belt conveyer, for being 100-1000mm by the thickness limits of the above the Activated Carbon Production raw material of described conveyer belt that is positioned at described belt conveyer; Described conveyer belt one end of described belt conveyer is positioned at described charging aperture place, the other end is positioned at described discharging opening place, described belt conveyer is controlled transporting velocity according to the distance of described charging aperture and described discharging opening, make described Activated Carbon Production raw material time of staying on conveyer belt be: 1-5h, and described controller of fan be suitable for by the flow control of the described tail gas that enters described absorber be: 0.1-0.8m/s.
A kind of for the above-mentioned active carbon by chemical method production purification of tail gas and the absorber of recovery, comprise: there is spatial accommodation, absorber gas access and absorber gas vent for holding Activated Carbon Production raw material, described absorber gas access is communicated with the tail gas outlet of active carbon production equipment, contacts for the tail gas that Activated Carbon Production raw material is given off with active carbon production equipment.
Above-mentioned absorber, described absorber comprises absorber body, described spatial accommodation is positioned at described absorber body interior, and described absorber gas access and described absorber gas vent are located on described absorber body, on described absorber body, are also provided with charging aperture and discharging opening; Also comprise the belt conveyer with conveyer belt, be located in the described spatial accommodation of described absorber body; Wherein, described belt conveyer is for receiving the described Activated Carbon Production raw material entering from described charging aperture, and described Activated Carbon Production raw material is delivered to described discharging opening place discharges described absorber body, described Activated Carbon Production raw material contacts with the described tail gas entering in the process of carrying, and the mobile of described tail gas intercepted.
Above-mentioned absorber, described absorber also comprises feeding warehouse, is located at described charging aperture place; Stopping means, is located at described feeding warehouse or described charging aperture place, and for coordinating with described belt conveyer, restriction is positioned at the thickness of the above Activated Carbon Production raw material of described conveyer belt of described belt conveyer.
Above-mentioned absorber, described restraint device coordinates with described belt conveyer, for being 100-1000mm by the thickness limits of the above the Activated Carbon Production raw material of described conveyer belt that is positioned at described belt conveyer; Described conveyer belt one end of described belt conveyer is positioned at described charging aperture place, the other end is positioned at described discharging opening place, described belt conveyer is controlled transporting velocity according to the distance of described charging aperture and described discharging opening, makes described Activated Carbon Production raw material time of staying on conveyer belt be: 1-5h.
Above-mentioned absorber, also comprises, spiral discharging machine is positioned at described discharging opening place, for the Activated Carbon Production raw material of adsorption fouling thing is discharged to described absorber body.
The present invention has the following advantages with respect to prior art tool:
1. the present invention is that a kind of active carbon by chemical method is produced the purification of tail gas and the method for comprehensive utilization, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed.Due to described tail gas, be that in waste gas, most of described pollutant the labile state such as carries secretly in aerosol state or by steam, the technique that adopts Activated Carbon Production raw material directly to contact with gas can make the purification of pollutant described in described tail gas and the rate of recovery higher, be finally adsorbed to the described pollutant on Activated Carbon Production raw material and the tail gas of discharging from active carbon production equipment in described amount of pollutant between ratio larger.
After in described pollutant, in contained phosphoric acid, hydrogen chloride, zinc chloride and wood tar, at least one pollutant reclaims by this method, the Activated Carbon Production raw material obtaining can be directly used in follow-up Activated Carbon Production, can not cause described pollutant waste, can not cause secondary pollution simultaneously yet, wherein, absorption has the Activated Carbon Production raw material of at least one pollutant in phosphoric acid, hydrogen chloride, zinc chloride and wood tar, can be in process for preparing activated carbon; The wood tar being adsorbed by Activated Carbon Production raw material can be further used as the production of Activated Carbon Production raw material for follow-up active carbon.
Meanwhile, this method technique is simple, equipment is uncomplicated, operating cost is low, easily promotes at activated carbon industry.
2. described in, the initial temperature of Activated Carbon Production tail gas is 30～250 ℃, can be conducive to the absorption of active carbon by chemical method raw materials for production at least one pollutant in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.
3. the exhaust temperature being passed in described absorber is 60-240 ℃, can directly be beneficial to high temperature production tail gas is dried some moist Activated Carbon Production raw materials, reduce contained moisture in Activated Carbon Production raw material, thereby that make to be dried and adsorbed phosphoric acid, hydrogen chloride, in zinc chloride and wood tar, the Activated Carbon Production raw material of at least one pollutant can be applied directly in follow-up process for preparing activated carbon, be that the present invention purifies described tail gas and reclaims pollutant in tail gas for follow-up Activated Carbon Production, with respect to adopting spray process to carry out vent gas treatment and follow-up process for preparing activated carbon in prior art, reduce Activated Carbon Production raw material drying technique, thereby simplify whole processing step, save production cost.
4. the common volume of active carbon production equipment of the prior art is larger; and the volume of absorber is conventionally also larger; absorber conventionally can be away from described active carbon production equipment setting; and Activated Carbon Production tail gas need to rely on pipeline transmission; in prior art, be generally metallic conduit for the device that transmits tail gas; this pipeline, in the process of output high-temperature gas, can cause gas temperature rapid drawdown.By temperature holding device, the tail gas giving off is carried out the step of temperature maintenance from described active carbon production equipment, make from the described tail gas of described temperature holding device output and enter temperature between the described tail gas of described temperature holding device to fall and be less than 30%.Can effectively avoid because tail gas is exported to from active carbon production equipment the process of absorber, because exhaust temperature rapid drawdown causes the pollutants such as the chemical activating agent of being carried secretly by steam in tail gas to be cooled to liquid state, cannot be brought in described absorber by steam, there is larger minimizing thereby cause chemical activation dosage that absorber touches to compare the amount of discharging from active carbon production equipment, near and cause adopting absorber to carry out to tail gas the technical problem that the rate of recovery of chemical activating agent recovery declines greatly.By described temperature is fallen and is controlled in the number range that is less than 30%, can greatly avoid this technical problem, guarantee to allow the rate of recovery in a higher level.
5. by heater, the described tail gas giving off from described active carbon production equipment is heated, can avoid on the one hand mentioning in the 4th in tail gas course of conveying, the technical problem of bringing because of temperature decrease, also can improve the temperature of the described tail gas that enters into absorber, thereby can be dried moist Activated Carbon Production raw material further, impel follow-uply can directly obtain desirable dry absorption and have the Activated Carbon Production raw material of chemical activating agent.
6. the exhaust temperature being passed in described absorber is 60-240 ℃, can more efficiently be dried Activated Carbon Production raw material, impels follow-uply can directly obtain desirable dry absorption and have the Activated Carbon Production raw material of chemical activating agent.
7. be passed into the described exhaust temperature 100-230 ℃ in described absorber, can more effectively avoid the technical problem in above-mentioned the 4th, also can more effectively be dried Activated Carbon Production raw material, impel follow-uply can directly obtain desirable dry absorption and have the Activated Carbon Production raw material of the pollutant that can be used for Activated Carbon Production.
8. described in, the initial temperature of tail gas is 30-90 ℃, by described heater, described tail gas heating is heated up at least 20%, as a kind of technical problem that more preferred embodiment can effectively avoid in above-mentioned the 4th, also can more effectively be dried Activated Carbon Production raw material, impel follow-uply can directly obtain desirable dry absorption and have the Activated Carbon Production raw material that can be used for the pollutant of Activated Carbon Production described in comprising.
9. recovery system of the present invention, comprise: absorber, Activated Carbon Production raw material is housed, there is absorber gas access and absorber gas vent, described absorber gas access is communicated with the tail gas outlet of active carbon production equipment, contacts for the tail gas that Activated Carbon Production raw material is given off with active carbon production equipment.In this design can be used for the rate of recovery of pollutant of Activated Carbon Production in improving tail gas, simplified apparatus greatly, reduces process costs, can reach again the effect of environmental protection.
10. described in, absorber comprises absorber body, and described absorber gas access and described absorber gas vent are located on described absorber body, on described absorber body, are also provided with charging aperture and discharging opening; Also comprise the belt conveyer with conveyer belt, be located at described absorber body interior; Wherein, described belt conveyer is for receiving the described Activated Carbon Production raw material entering from described charging aperture, and described Activated Carbon Production raw material is delivered to described discharging opening place discharges described absorber body, described Activated Carbon Production raw material contacts with the described tail gas entering in the process of carrying, and the mobile of described tail gas intercepted.More than design can make to be passed into pollutant described in the described tail gas on described Activated Carbon Production raw material and tackled and be adsorbed by described Activated Carbon Production raw material.
11. recovery systems of the present invention, wherein, the thickness that is positioned at the described Activated Carbon Production raw material on described conveyer belt is: 100-1000mm; The flow velocity that enters the described tail gas of described absorber is: 0.1-0.8m/s; Described material time of staying on conveyer belt is: 1-5h.Not only can effectively make described Activated Carbon Production raw material that the described pollutant in described tail gas is intercepted and adsorbed, can make again more Activated Carbon Production raw material absorption have described pollutant, obtain the more Activated Carbon Production raw material with adsorbate, for follow-up Activated Carbon Production.
Accompanying drawing explanation
For content of the present invention is more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is wherein a kind of schematic diagram of recovery system of embodiment of the present invention;
Fig. 2 is the schematic diagram of the recovery system of a kind of preferred embodiment of the present invention;
Fig. 3 is the schematic diagram of the recovery system of a kind of more preferably embodiment of the present invention;
Fig. 4 is the schematic diagram of the recovery system of a kind of more preferably embodiment of the present invention.
Fig. 5 is the schematic diagram of absorber of the present invention;
1-active carbon production equipment; 2-absorber; 3-temperature holding device; 4-Activated Carbon Production raw material; 5-blower fan; 6-heater; 7-feeding warehouse; 8-absorber gas access; 9-belt conveyer; 10-spiral discharging machine; 11-conveyer belt; 12-spatial accommodation 13-charging aperture, 14-slag-drip opening; 15-absorber body.
The specific embodiment
Embodiment 1
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material to can be used for the adsorbing and reclaim of pollutant of Activated Carbon Production in described tail gas, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 30 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 40 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 50 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 60 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 70 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.The described exhaust temperature being passed in described absorber is 60 ℃.
Embodiment 6
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 80 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.The described exhaust temperature being passed in described absorber is 70 ℃.
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 90 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.The described exhaust temperature being passed in described absorber is 80 ℃.
Embodiment 8
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 100 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.The described exhaust temperature being passed in described absorber is 90 ℃.
Embodiment 9
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 105 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.The described exhaust temperature being passed in described absorber is 100 ℃.
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 110 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.The described exhaust temperature being passed in described absorber is 100 ℃.
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 120 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.The described exhaust temperature being passed in described absorber is 110 ℃.
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 150 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.The described exhaust temperature being passed in described absorber is 130 ℃.
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 160 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.The described exhaust temperature being passed in described absorber is 150 ℃.
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 180 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.The described exhaust temperature being passed in described absorber is 160 ℃.
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 240 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.The described exhaust temperature being passed in described absorber is 230 ℃.
Embodiment 16
A kind of active carbon by chemical method of the present invention is produced purification and the recovery method of tail gas, comprise the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed, wherein, described pollutant comprises at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.Described Activated Carbon Production raw material is preferably and is placed in absorber, and described tail gas is imported in described absorber and adsorbs.The initial temperature of described tail gas is preferably 250 ℃.Described Activated Carbon Production raw material is preferably carbon containing Plant Powder and minces, and described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.The described exhaust temperature being passed in described absorber is 240 ℃.
Embodiment 17
The purification of a kind of active carbon by chemical method production tail gas of the present invention and recovery method are on the basis of above-mentioned any embodiment, also comprise the step of the described tail gas giving off being carried out to temperature maintenance by temperature holding device from described active carbon production equipment, make from the described tail gas of described temperature holding device output and enter temperature between the described tail gas of described temperature holding device to fall and be less than 30%.Described temperature falls=temperature value of the described tail gas of (temperature value of the described tail gas of the temperature value-output of the described tail gas of input)/input, and the unit of described temperature value is degree Celsius.The thickness of described Activated Carbon Production raw material is: 100-1000mm; The flow velocity that enters the described tail gas of described absorber is: 0.1-0.8m/s; Described material time of staying on conveyer belt is: 1-5h.The thickness of described Activated Carbon Production raw material, the flow velocity of described tail gas coordinate the described pollutant that can realize in tail gas to be intercepted by described Activated Carbon Production raw material with described material time of staying on conveyer belt, and other gas can be discharged from through described Activated Carbon Production raw material.
Embodiment 18
The purification of a kind of active carbon by chemical method production tail gas of the present invention and recovery method, on the basis of any embodiment of embodiment 1-3, also comprise: by heater, the described tail gas giving off from described active carbon production equipment is heated.Be preferably described tail gas heating to 60-240 ℃, be more preferably heated to 100-230 ℃.
In the time that the initial temperature of described tail gas is 30-90 ℃, as more preferably embodiment of another kind, by described heater, described tail gas heating is heated up at least 20%.This percentage calculation mode is: the temperature value of described tail gas before (temperature value of the described tail gas before the temperature value-heating of the described tail gas after heating)/heating, the unit of described temperature value is degree Celsius.
Embodiment 19
As shown in Figure 1, a kind of active carbon by chemical method of the present invention is produced purification and the recovery system of tail gas, comprise: absorber 2, Activated Carbon Production raw material 4 is housed, have absorber gas access and absorber gas vent, described absorber 2 gas accesses are communicated with the tail gas outlet of active carbon production equipment 1.Be preferably and comprise: temperature holding device 3, there is holding device gas access and holding device gas vent, be located between described active carbon production equipment 1 and described absorber 2, wherein, described holding device gas access is communicated with the tail gas outlet of described active carbon production equipment 1, and described holding device gas vent is communicated with described absorber gas access; Temperature between the described tail gas that is used for making the described tail gas of exporting from described temperature holding device and entering described temperature holding device is fallen and is less than 30%.Described temperature falls=temperature value of the described tail gas of (temperature value of the described tail gas of the temperature value-output of the described tail gas of input)/input, and the unit of described temperature value is degree Celsius.
As preferred embodiment, as shown in Figure 2, can also comprise: blower fan 5, be located between described active carbon production equipment 1 and described absorber 2, be preferably and be located between described active carbon production equipment and described temperature holding device, for described tail gas being driven in to described absorber 2.As another kind of alternative embodiments, described blower fan also can be located at the rear end of described absorber, after described tail gas being introduced to described absorber, discharges.
In addition, as the improved embodiment of one, can also comprise: also comprise controller of fan, for the power output of described blower fan is carried out to constant control.
Embodiment 20
As shown in Figure 3, a kind of active carbon by chemical method of the present invention is produced purification and the recovery system of tail gas, comprising: absorber 2, is equipped with Activated Carbon Production raw material 4, have absorber gas access and absorber gas vent, described absorber gas access is communicated with the tail gas outlet of active carbon production equipment 1.Also be preferably and comprise: heater 6, there is heater gas access and heater gas vent, be located between described active carbon production equipment 1 and described absorber 2, for the tail gas being passed into before described absorber 2 is heated.Can also comprise: blower fan 5, be located between described active carbon production equipment 1 and described absorber 2, be preferably and be located between heater 6 and described absorber 2, for described tail gas being driven in to described absorber 2.As another kind of alternative embodiments, described blower fan also can be located at the rear end of described absorber, after described tail gas being introduced to described absorber, discharges.
Be preferably and also comprise temperature-detecting device (not marking), be located near described heater gas access place, for carrying out temperature detection acquisition temperature information to entering the described tail gas of described heater, the heating power of heater described in the temperature information control that described heater detects according to described temperature-detecting device, when described heater is preferably in the time that the initial temperature of described tail gas is 30-90 ℃, by described heater, described tail gas heating is heated up at least 20%.
In addition, as the improved embodiment of one, can also comprise: controller of fan, for the power output of described blower fan is carried out to constant control.
Embodiment 21
As shown in Figure 4, a kind of active carbon by chemical method of the present invention is produced purification and the recovery system of tail gas, comprise: absorber 2, there is the spatial accommodation 12 for holding Activated Carbon Production raw material 4, there is absorber gas access and absorber gas vent, described absorber gas access is communicated with the tail gas outlet of active carbon production equipment, contacts for the tail gas that Activated Carbon Production raw material is given off with active carbon production equipment.Be preferably and comprise: heater 6, there is heater gas access and heater gas vent, be located between described active carbon production equipment and described absorber, for the tail gas being passed into before described absorber 2 is heated.
Also be preferably and comprise: temperature holding device 4, there is holding device gas access and holding device gas vent, be located between described active carbon production equipment 1 and described absorber 2, wherein, described holding device gas access is communicated with the tail gas outlet of described active carbon production equipment 1, described holding device gas vent is communicated with described absorber gas access, falls and is less than 30% for making from the described tail gas of described temperature holding device output and entering temperature between the described tail gas of described temperature holding device.
Can also comprise: at least two blower fans 5, be located at respectively between described active carbon production equipment and described absorber and be located at described absorber rear end, for keeping described absorber front and back pressure balance.
Be preferably and also comprise temperature-detecting device (not marking), be located near described heater gas access place, for carrying out temperature detection acquisition temperature information to entering the described tail gas of described heater, the heating power of heater described in the temperature information control that described heater detects according to described temperature-detecting device, when described heater is preferably in the time that the initial temperature of described tail gas is 30-90 ℃, by described heater, described tail gas heating is heated up at least 20%.This percentage calculation mode is: the temperature value of described tail gas before (temperature value of the described tail gas before the temperature value-heating of the described tail gas after heating)/heating, the unit of described temperature value is degree Celsius.
In addition, as the improved embodiment of one, can also comprise: controller of fan, for the power output of described blower fan is carried out to constant control.
As another improved embodiment, as shown in Figure 5, the purification of the present embodiment and recovery system,
Wherein, described absorber comprises absorber body 15, described spatial accommodation 12 is positioned at the inside of described absorber body 15, described absorber gas access 8 and described absorber gas vent (herein not marking) are located on described absorber body 15, are also provided with charging aperture 13 and discharging opening (not marking) on described absorber body 15; Also comprise the belt conveyer 9 with conveyer belt 11, be located in the described spatial accommodation 12 of described absorber body 15; Wherein, described belt conveyer 9 is for receiving the described Activated Carbon Production raw material 4 entering from described charging aperture 13, and described Activated Carbon Production raw material 4 is delivered to described discharging opening place discharges described absorber body 15, described Activated Carbon Production raw material 13 contacts with the described tail gas entering in the process of carrying, wherein, in order to realize contact, it is parallel or vertical that described tail gas enters the motion that the flow direction of described absorber can relatively described Activated Carbon Production raw material; Be preferably, described Activated Carbon Production raw material can be realized the mobile of described tail gas intercepted, the preferable flow rate direction that tail gas described in this is entered to described absorber is the direction of motion perpendicular to described Activated Carbon Production raw material, and flow to described Activated Carbon Production raw material, more preferably, described absorber gas access is located at directly over described absorber body, and described tail gas flows to described Activated Carbon Production raw material from top to bottom.In addition, described absorber is also preferably and comprises feeding warehouse 7, is located at described charging aperture 13 places; Stopping means (herein not marking), is located at described feeding warehouse 7 or described charging aperture place, and for coordinating with described belt conveyer 9, restriction is positioned at the thickness of described conveyer belt 11 the above Activated Carbon Production raw material 4 of described belt conveyer.
For purification of the present invention and recovery system, described restraint device coordinates with described belt conveyer, for being 100-1000mm by the thickness limits of the above the Activated Carbon Production raw material of described conveyer belt that is positioned at described belt conveyer; Described conveyer belt one end of described belt conveyer is positioned at described charging aperture place, the other end is positioned at described discharging opening place, described belt conveyer is controlled transporting velocity according to the distance of described charging aperture and described discharging opening, make described Activated Carbon Production raw material time of staying on conveyer belt be: 1-5h, described controller of fan be suitable for by the flow control of the described tail gas that enters described absorber be: 0.1-0.8m/s.
The thickness of described Activated Carbon Production raw material, the flow velocity of described tail gas coordinate the described pollutant that can realize in tail gas to be intercepted by described Activated Carbon Production raw material with described material time of staying on conveyer belt, and other gas can be discharged from through described Activated Carbon Production raw material.Described discharging opening place is also further provided with spiral discharging machine 10, discharges described discharging opening for the Activated Carbon Production raw material that absorption is had to described pollutant.Described absorber bottom is also provided with slag-drip opening 14.
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all embodiments.And the apparent variation of being extended out thus or variation are still among the protection domain in the invention.
Claims (24)
1. purification and the recovery method of an active carbon by chemical method production tail gas, it is characterized in that comprising the following steps: Activated Carbon Production raw material is contacted with the tail gas giving off in active carbon production equipment, thereby make Activated Carbon Production raw material that the pollutant that can be used for Activated Carbon Production in described tail gas is adsorbed and be reclaimed.
2. method according to claim 1, is characterized in that: the initial temperature of described tail gas is 30～250 ℃, and described in to can be used for the pollutant that active carbon by chemical method produces be at least one in phosphoric acid, hydrogen chloride, zinc chloride and wood tar.
3. method according to claim 2, characterized by further comprising: by temperature holding device, the tail gas giving off is carried out to temperature and keep step from described active carbon production equipment, make from the tail gas of described temperature holding device output and enter temperature between the described tail gas of described temperature holding device to fall and be less than 30%.
4. method according to claim 2, characterized by further comprising: the step by heater to the described tail gas heating giving off in described active carbon production equipment.
5. according to the arbitrary described method of claim 2-4, it is characterized in that: the described exhaust temperature being passed in described absorber is 60-240 ℃.
6. method according to claim 5, is characterized in that: described Activated Carbon Production raw material is that carbon containing Plant Powder minces.
7. method according to claim 5, is characterized in that: described carbon containing Plant Powder minces and comprises at least one in furfural dregs, bagasse, tangerine bar crushed material, fruit stone shell crushed material and wood chip etc.
8. method according to claim 6, is characterized in that: the exhaust temperature being passed in described absorber is 100-230 ℃.
9. method according to claim 4, is characterized in that: the initial temperature of described tail gas is 30-90 ℃, by described heater, described tail gas heating is heated up at least 20%.
10. one kind adopts purification and the recovery system of above-mentioned any method, it is characterized in that comprising: absorber, there is spatial accommodation, absorber gas access and absorber gas vent for holding Activated Carbon Production raw material, described absorber gas access is suitable for being communicated with the tail gas outlet of active carbon production equipment, contacts for the tail gas that Activated Carbon Production raw material is given off with active carbon production equipment.
11. purification according to claim 10 and recovery systems, characterized by further comprising: temperature holding device, there is holding device gas access and holding device gas vent, be located between described active carbon production equipment and described absorber, wherein, described holding device gas access is communicated with the tail gas outlet of described active carbon production equipment, described holding device gas vent is communicated with described absorber gas access, falls and is less than 30% for making from the tail gas of described temperature holding device output and entering temperature between the described tail gas of described temperature holding device.
12. according to the purification described in claim 10 or 11 and recovery system, characterized by further comprising: heater, be located between described active carbon production equipment and described absorber, for the tail gas being passed into before described absorber is heated.
13. according to claim 10-12 arbitrary described purification and recovery system, characterized by further comprising: blower fan, be located between described active carbon production equipment and described absorber, for tail gas being driven in to described absorber; Or be located at described absorber rear end, after described tail gas being introduced to described absorber, discharge.
14. according to claim 10-12 arbitrary described purification and recovery system, it is characterized in that comprising at least two blower fans, be located at respectively between described active carbon production equipment and described absorber and be located at described absorber rear end, for keeping described absorber front and back pressure balance.
15. purification according to claim 14 and recovery systems, characterized by further comprising: controller of fan, and for the power output of described blower fan is carried out to constant control.
16. according to claim 10-14 arbitrary described purification and recovery system, characterized by further comprising: temperature-detecting device, be located near described heater gas access place, for carrying out temperature detection acquisition temperature information to entering the described tail gas of described heater, the heating power of heater described in the temperature information control that described heater detects according to described temperature-detecting device, when described heater is preferably in the time that the initial temperature of described tail gas is 30-90 ℃, by described heater, described tail gas heating is heated up at least 20%.
17. according to claim 10-16 arbitrary described purification and recovery system, it is characterized in that: described absorber comprises absorber body, described spatial accommodation is positioned at described absorber body interior, described absorber gas access and described absorber gas vent are located on described absorber body, on described absorber body, are also provided with charging aperture and discharging opening; Also comprise the belt conveyer with conveyer belt, be located in the described spatial accommodation of described absorber body; Wherein, described belt conveyer is for receiving the described Activated Carbon Production raw material entering from described charging aperture, and described Activated Carbon Production raw material is delivered to described discharging opening place discharges described absorber body, described Activated Carbon Production raw material contacts with the described tail gas entering in the process of carrying, and the mobile of described tail gas intercepted.
18. purification according to claim 17 and recovery systems, is characterized in that: described absorber also comprises feeding warehouse, are located at described charging aperture place; Stopping means, is located at described feeding warehouse or described charging aperture place, and for coordinating with described belt conveyer, restriction is positioned at the thickness of the above Activated Carbon Production raw material of described conveyer belt of described belt conveyer.
19. purification according to claim 18 and recovery systems, it is characterized in that: described restraint device coordinates with described belt conveyer, for being 100-1000mm by the thickness limits of the above the Activated Carbon Production raw material of described conveyer belt that is positioned at described belt conveyer; Described conveyer belt one end of described belt conveyer is positioned at described charging aperture place, the other end is positioned at described discharging opening place, described belt conveyer is controlled transporting velocity according to the distance of described charging aperture and described discharging opening, make described Activated Carbon Production raw material time of staying on conveyer belt be: 1-5h, and described controller of fan be suitable for by the flow control of the described tail gas that enters described absorber be: 0.1-0.8m/s.
Produce the purification of tail gas and the absorber of recovery for the arbitrary described active carbon by chemical method of claim 1-9 for 20. 1 kinds, it is characterized in that comprising: there is spatial accommodation, absorber gas access and absorber gas vent for holding Activated Carbon Production raw material, described absorber gas access is communicated with the tail gas outlet of active carbon production equipment, contacts for the tail gas that Activated Carbon Production raw material is given off with active carbon production equipment.
21. absorbers according to claim 20, it is characterized in that: described absorber comprises absorber body, described spatial accommodation is positioned at described absorber body interior, described absorber gas access and described absorber gas vent are located on described absorber body, on described absorber body, are also provided with charging aperture and discharging opening; Also comprise the belt conveyer with conveyer belt, be located in the described spatial accommodation of described absorber body; Wherein, described belt conveyer is for receiving the described Activated Carbon Production raw material entering from described charging aperture, and described Activated Carbon Production raw material is delivered to described discharging opening place discharges described absorber body, described Activated Carbon Production raw material contacts with the described tail gas entering in the process of carrying, and the mobile of described tail gas intercepted.
22. absorbers according to claim 21, is characterized in that: described absorber also comprises feeding warehouse, are located at described charging aperture place; Stopping means, is located at described feeding warehouse or described charging aperture place, and for coordinating with described belt conveyer, restriction is positioned at the thickness of the above Activated Carbon Production raw material of described conveyer belt of described belt conveyer.
23. absorbers according to claim 22, is characterized in that: described restraint device coordinates with described belt conveyer, for being 100-1000mm by the thickness limits of the above the Activated Carbon Production raw material of described conveyer belt that is positioned at described belt conveyer; Described conveyer belt one end of described belt conveyer is positioned at described charging aperture place, the other end is positioned at described discharging opening place, described belt conveyer is controlled transporting velocity according to the distance of described charging aperture and described discharging opening, makes described Activated Carbon Production raw material time of staying on conveyer belt be: 1-5h.
24. absorbers according to claim 23, is characterized in that: also comprise, spiral discharging machine, is positioned at described discharging opening place, for the Activated Carbon Production raw material of adsorption fouling thing is discharged to described absorber body.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510651345.8A CN105381684B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510666136.0A CN105582785B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510666193.9A CN105582780B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system and absorber |
| CN201510666065.4A CN105582784B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510651319.5A CN105597484B (en) | 2014-01-07 | 2014-01-07 | Active carbon by chemical method produces purification and the recovery system of tail gas |
| CN201410006514.8A CN103768890B (en) | 2014-01-07 | 2014-01-07 | A kind of active carbon by chemical method produces the purification of tail gas and recovery system and absorber |
| CN201510651332.0A CN105381678B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
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| CN201410006514.8A CN103768890B (en) | 2014-01-07 | 2014-01-07 | A kind of active carbon by chemical method produces the purification of tail gas and recovery system and absorber |
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| CN201510666193.9A Division CN105582780B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system and absorber |
| CN201510651319.5A Division CN105597484B (en) | 2014-01-07 | 2014-01-07 | Active carbon by chemical method produces purification and the recovery system of tail gas |
| CN201510651332.0A Division CN105381678B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510666065.4A Division CN105582784B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510666136.0A Division CN105582785B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510651345.8A Division CN105381684B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
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| CN103768890A true CN103768890A (en) | 2014-05-07 |
| CN103768890B CN103768890B (en) | 2016-04-13 |
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| CN201510666193.9A Expired - Fee Related CN105582780B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system and absorber |
| CN201410006514.8A Active CN103768890B (en) | 2014-01-07 | 2014-01-07 | A kind of active carbon by chemical method produces the purification of tail gas and recovery system and absorber |
| CN201510651332.0A Expired - Fee Related CN105381678B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510651319.5A Expired - Fee Related CN105597484B (en) | 2014-01-07 | 2014-01-07 | Active carbon by chemical method produces purification and the recovery system of tail gas |
| CN201510666136.0A Expired - Fee Related CN105582785B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510651345.8A Expired - Fee Related CN105381684B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510666065.4A Expired - Fee Related CN105582784B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
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| CN201510651332.0A Expired - Fee Related CN105381678B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510651319.5A Expired - Fee Related CN105597484B (en) | 2014-01-07 | 2014-01-07 | Active carbon by chemical method produces purification and the recovery system of tail gas |
| CN201510666136.0A Expired - Fee Related CN105582785B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510651345.8A Expired - Fee Related CN105381684B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
| CN201510666065.4A Expired - Fee Related CN105582784B (en) | 2014-01-07 | 2014-01-07 | The purification of active carbon by chemical method production tail gas and recovery system |
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| CN105582780B (en) * | 2014-01-07 | 2018-01-19 | 上海三山炭业科技有限公司 | The purification of active carbon by chemical method production tail gas and recovery system and absorber |
| CN106672964A (en) * | 2016-12-22 | 2017-05-17 | 桂东县湘浙活性炭有限公司 | Comprehensive pyrolysis gas collection and recycling process in active carbon production process |
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| CN201625490U (en) * | 2010-03-19 | 2010-11-10 | 铜陵市陵阳化工有限责任公司 | Exhaust gas purifying device |
| CN101613101B (en) * | 2008-03-06 | 2012-02-01 | 项瑞芳 | Chemical method for preparing active carbon and simultaneously purifying self tail gas |
| JP2012051753A (en) * | 2010-08-31 | 2012-03-15 | Taiyo Nippon Sanso Corp | Method and apparatus for purifying gas |
| CN203803329U (en) * | 2014-01-07 | 2014-09-03 | 上海康捷空气净化技术有限公司 | Purification and recovery system for tail gas discharged from activated carbon production by chemical method |
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| CN201228234Y (en) * | 2008-03-13 | 2009-04-29 | 项缙农 | Active carbon preparation apparatus by chemical method with purification exhaust and recovery activator function |
| DE102009032810A1 (en) * | 2009-07-10 | 2011-01-13 | BLüCHER GMBH | Plant and process for the production of activated carbon |
| CN201840979U (en) * | 2010-11-08 | 2011-05-25 | 深圳市翔宇环保科技有限公司 | Smoke gas comprehensive treatment system |
| CN102515163A (en) * | 2011-12-21 | 2012-06-27 | 福建元力活性炭股份有限公司 | Method for recycling phosphoric acid from tail gas produced in carbonization and activation of active carbon in phosphoric acid process |
| CN103112836B (en) * | 2013-01-30 | 2014-12-17 | 项瑞芳 | Method for recycling phosphoric acid in tail gas generated in process of producing activated carbon by phosphoric acid process and utilizing afterheat of tail gas |
| CN203264532U (en) * | 2013-04-24 | 2013-11-06 | 浙江省林业科学研究院 | Active tail gas purification treatment equipment for preparing active carbon through chemical method |
| CN103446851B (en) * | 2013-08-21 | 2015-03-11 | 泉州市天龙环境工程有限公司 | Recovery and purification device and method for phosphoric acid from tail gases generated in chemical method activated carbon production process |
| CN203803324U (en) * | 2014-01-07 | 2014-09-03 | 上海康捷空气净化技术有限公司 | Adsorber for purifying and recycling exhaust generated during chemical production of activated carbon |
| CN105582780B (en) * | 2014-01-07 | 2018-01-19 | 上海三山炭业科技有限公司 | The purification of active carbon by chemical method production tail gas and recovery system and absorber |
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- 2014-01-07 CN CN201410006514.8A patent/CN103768890B/en active Active
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| CN101613101B (en) * | 2008-03-06 | 2012-02-01 | 项瑞芳 | Chemical method for preparing active carbon and simultaneously purifying self tail gas |
| CN201625490U (en) * | 2010-03-19 | 2010-11-10 | 铜陵市陵阳化工有限责任公司 | Exhaust gas purifying device |
| JP2012051753A (en) * | 2010-08-31 | 2012-03-15 | Taiyo Nippon Sanso Corp | Method and apparatus for purifying gas |
| CN203803329U (en) * | 2014-01-07 | 2014-09-03 | 上海康捷空气净化技术有限公司 | Purification and recovery system for tail gas discharged from activated carbon production by chemical method |
Also Published As
| Publication number | Publication date |
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| CN105597484B (en) | 2018-07-13 |
| CN105582784A (en) | 2016-05-18 |
| CN105381684B (en) | 2018-02-23 |
| CN105381684A (en) | 2016-03-09 |
| CN105582785A (en) | 2016-05-18 |
| CN105582784B (en) | 2018-02-23 |
| CN105582785B (en) | 2018-01-19 |
| CN105381678B (en) | 2018-01-16 |
| CN105582780B (en) | 2018-01-19 |
| CN105597484A (en) | 2016-05-25 |
| CN105381678A (en) | 2016-03-09 |
| CN105582780A (en) | 2016-05-18 |
| CN103768890B (en) | 2016-04-13 |
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Effective date of registration: 20160323 Address after: 334700 Chengxi Industrial Zone, Yushan County, Jiangxi Applicant after: Yushan Sanqing Activated Carbon Factory Address before: 200237 Shanghai old humin road 666 Lane 8, Room 501 Applicant before: Shanghai Kangjie Air Purification Technology Co., Ltd. |