CN205473472U - Device of synthetic methyl alcohol of straw accuse oxygen schizolysis - Google Patents
Device of synthetic methyl alcohol of straw accuse oxygen schizolysis Download PDFInfo
- Publication number
- CN205473472U CN205473472U CN201620040935.7U CN201620040935U CN205473472U CN 205473472 U CN205473472 U CN 205473472U CN 201620040935 U CN201620040935 U CN 201620040935U CN 205473472 U CN205473472 U CN 205473472U
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- China
- Prior art keywords
- oxygen
- straw
- methanol
- gas
- cracking
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 162
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 239000001301 oxygen Substances 0.000 title claims abstract description 56
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 56
- 239000010902 straw Substances 0.000 title claims abstract description 56
- 239000007789 gas Substances 0.000 claims abstract description 109
- 238000005336 cracking Methods 0.000 claims abstract description 73
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000000197 pyrolysis Methods 0.000 claims abstract description 34
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 18
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 18
- 230000002194 synthesizing effect Effects 0.000 claims abstract description 18
- 238000003860 storage Methods 0.000 claims abstract description 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 13
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 9
- 238000000926 separation method Methods 0.000 claims abstract description 9
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 9
- 239000012528 membrane Substances 0.000 claims abstract description 7
- 238000006392 deoxygenation reaction Methods 0.000 claims abstract description 3
- 238000002485 combustion reaction Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 4
- 239000008234 soft water Substances 0.000 claims description 4
- 238000010248 power generation Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 238000003912 environmental pollution Methods 0.000 abstract 1
- 229960004424 carbon dioxide Drugs 0.000 description 16
- 238000010025 steaming Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 229910002091 carbon monoxide Inorganic materials 0.000 description 5
- 230000005619 thermoelectricity Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 210000000952 spleen Anatomy 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
本实用新型涉及一种秸秆控氧裂解合成甲醇的装置。旨在充分利用秸秆，降低对环境的污染，同时转化成可再生清洁能源替代化石能源。本实用新型的技术方案是：该装置包括秸秆裂解装置和裂解气合成甲醇装置，秸秆裂解装置具有秸秆粉碎机和控氧裂解炉，秸秆粉碎机与控氧裂解炉上端进料口之间设有秸秆输送装置，控氧裂解炉与空分制氧机的出气口连通；裂解气合成甲醇装置包括脱二氧化碳调配氢碳比装置和甲醇合成塔，控氧裂解炉上端的出气口依次经高温膜除尘器和裂解气蒸汽装置连通裂解气储罐，裂解气储罐经裂解气增压装置和脱氧塔连通脱二氧化碳调配氢碳比装置，脱二氧化碳调配氢碳比装置的原料出气口依次经加压装置和甲醇合成塔连通甲醇分离器。
The utility model relates to a device for synthesizing methanol by pyrolyzing straw under oxygen control. It aims to make full use of straw, reduce environmental pollution, and at the same time convert it into renewable clean energy to replace fossil energy. The technical scheme of the utility model is: the device includes a straw cracking device and a pyrolysis gas synthesis methanol device, the straw cracking device has a straw pulverizer and an oxygen-controlled cracking furnace, and a The straw conveying device, the oxygen-controlled cracking furnace is connected with the gas outlet of the air separation oxygen generator; the pyrolysis gas synthesis methanol device includes a carbon dioxide removal device and a methanol synthesis tower, and the gas outlet at the upper end of the oxygen-controlled cracking furnace is dedusted by a high-temperature membrane in turn The pyrolysis gas steam device is connected with the pyrolysis gas storage tank, and the pyrolysis gas storage tank is connected with the decarbonation and deployment hydrogen-carbon ratio device through the pyrolysis gas pressurization device and the deoxygenation tower. The methanol separator is connected with the methanol synthesis tower.
Description
Technical field
This utility model relates to the device of a kind of straw control oxygen cracking synthesizing methanol.It is applicable to the pollution-free of straw
Dissolve and recycling field.
Background technology
Chinese agriculture straw taboo burning work at present is the most difficult, and the pollution-free of straw is dissolved and recycling one
Directly there is no good outlet.The sustainable plantation of Hui Tianhui impact agricultural, more seriously straw is derived from
Sunlight air and the biomass energy of water, return while field natural decomposition produces carbon dioxide and also can produce in a large number
Methane gas, the atmospheric greenhouse effect of methane is more than 20 times of carbon dioxide.Therefore, on long terms,
Go back to field more serious than the harm burned.Straw composting, large number of biological mass-energy derived components is actually intended only as filling out
Charge goes back to field, and this and the overall result going back to field do not have difference.Do building materials and papermaking is simply prolonged in another way
Slow process, limited amount of still more dissolving, it is impossible to solve overall situation.Do feed advance aquaculture, also deposit
In the problem of quantity of dissolving.
Straw power generation, uses direct combustion at present or gasifies in second-time burning, and direct combustion nitrogen oxides is the most up to standard just
It is being prohibited；Gasification is only up to produce tar and harmful gas to 950 degree by air-breathing temperature,
Second-time burning high temperature can eliminate tar and harmful gas, but nitrogen oxides will exceed standard.
Summary of the invention
The technical problems to be solved in the utility model is: for the problem of above-mentioned existence, it is provided that a kind of straw control
The device of oxygen cracking synthesizing methanol, to make full use of straw, reduces the pollution to environment, and change into can simultaneously
Regeneration clean energy resource substitutes fossil energy.
This utility model be the technical scheme is that the device of a kind of straw control oxygen cracking synthesizing methanol, its
It is characterised by: include straw splitting device and cracking gas synthesizing methanol device, wherein:
Straw splitting device has stalk crasher and control oxygen pyrolysis furnace, described stalk crasher and control oxygen cracking
Being provided with straw conveyor between furnace upper end charging aperture, this control oxygen pyrolysis furnace connects with the gas outlet of making oxygen by air separation machine
Logical；
Cracking gas synthesizing methanol device includes carbon dioxide removal allotment hydrogen-carbon ratio device and methyl alcohol synthetic reactor, described
The gas outlet of control oxygen pyrolysis furnace upper end connects cracking gas through high temperature membrane cleaner unit with cracking gas steaming device successively and stores up
Tank, cracking gas storage tank connects carbon dioxide removal through cracking gas pressurizer with deoxidation tower and allocates hydrogen-carbon ratio device,
The most pressurized device in raw material gas outlet of this carbon dioxide removal allotment hydrogen-carbon ratio device connects with methyl alcohol synthetic reactor
Methanol separator.
Having TRT, this TRT has gas internal-combustion engine generating set, gas internal-combustion engine electromotor
The gas outlet of group connection methanol separator and the separation gas gas outlet of carbon dioxide removal allotment hydrogen-carbon ratio device.
Described gas internal-combustion engine generating set connects described cracking gas storage tank.
The water inlet pipe of described cracking gas steaming device accesses soft water, the steam escape pipe of cracking gas steaming device
Connection control oxygen pyrolysis furnace.
Described control oxygen pyrolysis furnace upper end charging aperture is provided with screw feeding device, and control oxygen pyrolysis furnace bottom is provided with rotation
Mechanism.
The beneficial effects of the utility model are: 1) supply straw thermal cracking by air with separating oxygen processed, be direct
Straw part calorific value is directly translated into the heat required for cracking, and the thermal efficiency is high；2) high concentration oxygen is utilized to make
Nitrogen in cracking gas is few, had both reduced used heat and has produced, and improves again cracking gas calorific value, makes cracking gas industry valency
Value improves, and the purification load of cracking gas is greatly reduced simultaneously, and processing cost reduces；3) gas internal-combustion engine is selected
Generating, can make generating efficiency improve, and be adapted to the needs of different straw treatment scales, simultaneously
Can meet methanol, the feature of thermoelectricity three coproduction, user can carry out selecting thermoelectricity and methanol according to demand
Ratio, it is achieved the diversification target of straw recovery energy.In the case of externally output need not thermoelectricity,
Thermoelectricity, only for answering synthesizing methanol, plays the effect that can store biomass energy for a long time and arbitrarily, it is possible to economical
Property ground strange land conveying.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment.
Detailed description of the invention
As it is shown in figure 1, the present embodiment includes straw splitting device, cracking gas synthesizing methanol device and generating dress
Put.
Wherein straw splitting device has stalk crasher 1, straw conveyor 2, control oxygen pyrolysis furnace 3 (city
Selling product, model: JYO2, by Changzhou, Jie Yuan Environmental Protection Technology Co., Ltd forms a complete production network) and making oxygen by air separation machine
14 (commercially available prod, model: FLO-260M, by the customized production of Jiangxi oxygen-enriched power Science and Technology Ltd.), straw
Stalk pulverizer 1 is filled by straw conveyor 2 and the screw feeding being located at control oxygen pyrolysis furnace 3 upper end charging aperture
Putting linking, the gas outlet of making oxygen by air separation machine 14 connects with control oxygen pyrolysis furnace 3.
Straw by crushed stalk and can send into straw by cracking technology requirement after entering stalk crasher 1 automatically
Conveyer device 2, both are to synchronize linking, make straw to block, and stalk crasher 1 one works, and straw is defeated
Send device 2 by synchronous averaging, by the straw automatic transport that crushes to control oxygen pyrolysis furnace 3.By in control
The screw pay-off that oxygen pyrolysis furnace 3 upper end charging aperture is arranged, utilizes straw automatically to seal, it is possible to
Prevent the cracking gas seam leakage from straw conveyor 2 and control oxygen pyrolysis furnace 3.This example is controlled oxygen cracking
Stove 3 stove inwall have can high temperature resistant more than 1200 DEG C refractory material protection, stove bottom arrange rotating mechanism can from
Move and discharge plant ash, and ash discharge is to use general screw rod rotation to draw ash discharge, plant ash to play furnace bottom to seal work
With, prevent cracking gas 21 from leaking in stove from furnace bottom leakage or air.
Cracking gas synthesizing methanol device include high temperature membrane cleaner unit 4, cracking gas steaming device 5, deoxidation tower 6,
Carbon dioxide removal allocates hydrogen-carbon ratio device 7 (model: FYLC-1200M, Jiangxi oxygen-enriched power Science and Technology Ltd.
Produce, separation carbon dioxide and unnecessary CO (carbon monoxide converter) gas by the way of pressure-variable adsorption, carbon monoxide
Fractional dose is controlled, to guarantee the hydrogen-carbon ratio of synthesizing methanol unstripped gas), methyl alcohol synthetic reactor 8 (model:
SYM-10T, is formed a complete production network offer by the sizing of Yangzhou Tian Hao Chemical Equipment Co., Ltd.) and methanol separator 9
(model: SYF-100-3I is formed a complete production network offer by the sizing of Yangzhou Tian Hao Chemical Equipment Co., Ltd.).Control oxygen
The gas outlet of pyrolysis furnace 3 upper end connects cracking gas through high temperature membrane cleaner unit 4 with cracking gas steaming device 5 successively
Storage tank 12, cracking gas storage tank 12 connects carbon dioxide removal through cracking gas pressurizer 11 with deoxidation tower 6 and allocates
Hydrogen-carbon ratio device 7, the most pressurized device in raw material gas outlet 10 of this carbon dioxide removal allotment hydrogen-carbon ratio device
Methanol separator 9 is connected with methyl alcohol synthetic reactor 8.
The water inlet pipe of cracking gas steaming device 5 in this example accesses soft water, and the steam of cracking gas steaming device goes out
Trachea connection control oxygen pyrolysis furnace 3.The cracking gas temperature entering cracking gas steaming device 5 is the highest, can produce height
Pressure steam, therefore cracking gas steaming device 5 possesses double path system, and the first via is produced high steam and be may be used for it
Its purposes, the cracking gas heating low-pressure steam that the second tunnel is lowered the temperature is for control oxygen pyrolysis furnace 3.Without high
The occasion of pressure utilization of steam, can strengthen output and directly produce low-pressure steam or hot water, can externally warm oneself
Hot water uses, to meet methanol, the effect of thermoelectricity three coproduction.
In the present embodiment, TRT has gas internal-combustion engine generating set 13, gas internal-combustion engine generating set 13
Combustion gas air entry connection the gas outlet of methanol separator 9, carbon dioxide removal allotment hydrogen-carbon ratio device 7 point
From gas gas outlet and cracking gas storage tank 12.
Methanol separator 9 periodic off-gases out and carbon dioxide removal allotment hydrogen-carbon ratio device 7 separation gas out
Being mixed and be transported to gas internal-combustion engine generating set 13 and generate electricity, the three-phase power of generation supplies powder of straw respectively
Electricity in the power-equipments such as broken machine 1, straw conveyor 2, cracking gas pressurizer 11, pressue device 10
Machine uses, if generating output power is not enough, will vent one's spleen from the division of cracking gas storage tank 12 extracting part and supplement generating,
To reach total system electric power self-balancing.
In this example, the fuel source of electric power self-balancing required for synthesizing methanol is in synthesis gas purification and first
Imflammable gas in alcohol by-product, so the control to purifying requirement and by-product synthesized first the most originally
The requirement of alcohol technique is high, it is possible to equipment manufacturing cost is greatly lowered, and improves service life of equipment, makes distributed
The investment of production equipment of straw methanol shortens payoff period, increases the income of energy agriculture.
The miscellaneous equipment mentioned in the present embodiment all can be chosen as standard configuration part or general part.
The operation principle of the present embodiment is as follows:
A, straw are through stalk crasher 1 pulverization process；
Directly it is sent to control oxygen pyrolysis furnace 3 by straw conveyor 2 after the size-reduced process of b, straw crack,
The high-concentration oxygen input control oxygen pyrolysis furnace 3 that air produces 93% through making oxygen by air separation machine 14 carries out combustion-supporting making part
Straw burning produces heat and cracks for other Straw decomposing, produces hydrogen, carbon monoxide and carbon dioxide mix
Cracking gas；
C, cracking gas tapping temperature are the highest, through high temperature membrane cleaner unit 4 dedusting；
D, subsequently into cracking gas vapor heat exchanger 5, the soft water heating input while cracking gas cooling produces
Steam adds to control in oxygen pyrolysis furnace 3, promotes that straw preferably decomposes, improves the hydrogen and one in cracking gas
Carbonoxide concentration, reduces gas concentration lwevel；
Cracking gas after e, cooling is sent into cracking gas storage tank 12 and is stored；
F, charge gas compressor 11 extract cracking gas from cracking gas storage tank 12 and carry out primary supercharging, reach to enter
The technological requirement of deoxidation tower 6；
G, intensified after cracking gas remove oxygen at deoxidation tower 6；
Cracking gas input carbon dioxide removal allotment hydrogen-carbon ratio device 7 after h, deoxygenation is by carbon dioxide and unnecessary
Carbon monoxide separated component, from gas, is removed the cracking gas after separating gas and is transformed into methanol feedstock gas, this methanol
Unstripped gas meets hydrogen and the carbon monoxide ratio (theoretical value 2:1) of methanol-fueled CLC requirement；
I, the pressurized device of methanol feedstock gas 10 are pressurized to meet the technological requirement of methyl alcohol synthetic reactor 8；
J, pressurized methanol feedstock gas are transported to methyl alcohol synthetic reactor 8 synthesizing methanol；
K, by methanol separator 9, the methanol that methyl alcohol synthetic reactor 8 synthesizes is separated with periodic off-gases.
In the present embodiment when need not produce methanol, after cracking gas enters cracking gas storage tank 12, no longer arriving and splitting
Solve air compressor 11, be fully incorporated gas internal-combustion engine generating set 13 and generate electricity.The most all of straw passes through
The cracking gas that control oxygen cracking produces just can all be used through high temperature membrane cleaner unit 4, cracking gas vapor heat exchanger 5
In generating.And because the steam that control oxygen pyrolysis furnace 3 needs is normal pressure, so cracking gas vapor heat exchanger 5 is just
Can be adjusted as required, output part low-pressure steam is for control oxygen pyrolysis furnace 3, unnecessary heat
Strengthen output and export to produce hot water output or low-pressure steam, make system be switched completely to straw thermo-power station.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620040935.7U CN205473472U (en) | 2016-01-15 | 2016-01-15 | Device of synthetic methyl alcohol of straw accuse oxygen schizolysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620040935.7U CN205473472U (en) | 2016-01-15 | 2016-01-15 | Device of synthetic methyl alcohol of straw accuse oxygen schizolysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205473472U true CN205473472U (en) | 2016-08-17 |
Family
ID=56669153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620040935.7U Expired - Fee Related CN205473472U (en) | 2016-01-15 | 2016-01-15 | Device of synthetic methyl alcohol of straw accuse oxygen schizolysis |
Country Status (1)
| Country | Link |
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| CN (1) | CN205473472U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105585426A (en) * | 2016-01-15 | 2016-05-18 | 嘉善中环生物质能源有限公司 | Method and device for synthesizing methanol from straw through oxygen control pyrolysis |
-
2016
- 2016-01-15 CN CN201620040935.7U patent/CN205473472U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105585426A (en) * | 2016-01-15 | 2016-05-18 | 嘉善中环生物质能源有限公司 | Method and device for synthesizing methanol from straw through oxygen control pyrolysis |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 |
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| CF01 | Termination of patent right due to non-payment of annual fee |