CN107497127B - Pigment concentration equipment - Google Patents
Pigment concentration equipment Download PDFInfo
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- CN107497127B CN107497127B CN201710991117.4A CN201710991117A CN107497127B CN 107497127 B CN107497127 B CN 107497127B CN 201710991117 A CN201710991117 A CN 201710991117A CN 107497127 B CN107497127 B CN 107497127B
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- tank
- gas
- liquid separation
- heating
- communicated
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- 239000000049 pigment Substances 0.000 title claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 76
- 238000000926 separation method Methods 0.000 claims abstract description 71
- 238000010438 heat treatment Methods 0.000 claims abstract description 62
- 238000001704 evaporation Methods 0.000 claims abstract description 48
- 230000008020 evaporation Effects 0.000 claims abstract description 41
- 239000002918 waste heat Substances 0.000 claims abstract description 36
- 239000002904 solvent Substances 0.000 claims abstract description 28
- 238000011084 recovery Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 239000000919 ceramic Substances 0.000 claims description 18
- 239000011229 interlayer Substances 0.000 claims description 9
- 239000013589 supplement Substances 0.000 claims description 4
- 239000000446 fuel Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 19
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 101100298225 Caenorhabditis elegans pot-2 gene Proteins 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 229910052573 porcelain Inorganic materials 0.000 description 3
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 235000002566 Capsicum Nutrition 0.000 description 1
- 240000008574 Capsicum frutescens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000001390 capsicum minimum Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0058—Use of waste energy from other processes or sources, e.g. combustion gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/30—Accessories for evaporators ; Constructional details thereof
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention provides pigment concentrating equipment which comprises a first gas-liquid separation tank, an evaporation tank, a heating tank and a second gas-liquid separation tank, wherein a waste heat outlet of the first gas-liquid separation tank is communicated with a waste heat recovery port of the evaporation tank, a discharge port of the evaporation tank is communicated with a feed inlet of the heating tank, a discharge port of the heating tank is communicated with a feed inlet of the gas-liquid separation tank, a discharge port of the evaporation tank is communicated with a feed inlet of the second gas-liquid separation tank, a discharge port of the second gas-liquid separation tank is communicated with a feed inlet of the heating tank, the evaporation tank is further provided with a feed inlet, and the heating tank is further provided with a heating device. The waste heat in the pigment concentration process is utilized to further perform preliminary concentration on the new mixed oil or collect the waste heat into a waste heat boiler for use, the concentrated waste heat is fully utilized, the energy is saved, and the proportion of solvent oil in the mixed oil after multistage concentration is lower than 1%.
Description
Technical Field
The invention belongs to the technical field of pigment production, and particularly relates to pigment concentration equipment.
Background
In the process of extracting the capsicum pigment, the No. 6 solvent oil in the mixed oil needs to be removed, and the principle of removing the solvent oil is that the solvent oil is volatilized under the action of high temperature by heating a tank body, and the pigment is concentrated by gas-liquid separation. In the concentrating process, a large amount of heat can be taken away by volatilization of solvent oil, and the waste heat is not recycled by the existing concentrating equipment, so that the waste is not wasted from the aspects of energy conservation and emission reduction. Besides the defects, the prior removal technology is difficult to reduce the concentration of the solvent oil to below 1 percent, and has the defects of slow evaporation of the solvent oil and the like, thereby greatly influencing the quality of pigment purification.
Disclosure of Invention
The invention provides pigment concentrating equipment, which can recycle waste heat in the pigment concentrating process and reduce the content of solvent oil to below 1%.
The invention provides pigment concentrating equipment which comprises a first gas-liquid separation tank, an evaporation tank, a heating tank and a second gas-liquid separation tank, wherein a waste heat outlet of the first gas-liquid separation tank is communicated with a waste heat recovery port of the evaporation tank, a discharge port of the evaporation tank is communicated with a feed inlet of the heating tank, a discharge port of the heating tank is communicated with a feed inlet of the first gas-liquid separation tank, a discharge port of the evaporation tank is communicated with a feed inlet of the second gas-liquid separation tank, a discharge port of the second gas-liquid separation tank is communicated with a feed inlet of the heating tank, the evaporation tank is further provided with a feed inlet, and the heating tank is further provided with a heating device.
Further, the discharge port of the first gas-liquid separation tank is also connected with a temporary storage tank, and the temporary storage tank is communicated with the third gas-liquid separation tank.
Still further, set up the ceramic ring in the third gas-liquid separation jar, the feed inlet of third gas-liquid separation jar sets up on the jar body above the ceramic ring, the discharge gate of third gas-liquid separation jar sets up on the jar body below the ceramic ring.
Preferably, the ceramic ring has at least two layers, and the ceramic ring has a circular structure of porcelain with densely distributed round holes.
Further, the evaporation tank is also provided with an exhaust port.
Further, an exhaust port of the evaporation tank is connected with the waste heat boiler.
Preferably, the heating device is a hot water pipe arranged inside the heating tank.
Further, the heating device is provided with a water inlet which is positioned at the upper part of the heating tank and communicated with the hot water pipe, and a water outlet which is positioned at the lower part of the heating tank and communicated with the hot water pipe.
Preferably, the heating device is a hot water interlayer arranged inside the heating tank.
Further, the heating device is provided with a water inlet which is positioned at the upper part of the heating tank and communicated with the hot water interlayer, and a water outlet which is positioned at the lower part of the heating tank and communicated with the hot water interlayer.
The invention has the beneficial effects that: through improving traditional concentrator and upgrading, can be with the waste heat recovery of first gas-liquid separation jar to the evaporation jar, can lead to the mixed oil that waits to concentrate in the evaporation jar, the partial solvent oil in the mixed oil relies on the waste heat evaporation in the evaporation jar, the mixed oil obtains the concentration of certain degree, the proportion of general solvent oil can reach about 50%, the mixed oil pigment purity that passes through the evaporation jar concentration can not reach the requirement, consequently, further lead to the heating jar with the mixed oil and heat, send back the further concentration in the first gas-liquid separation jar, the proportion of solvent oil can reduce to 1%, the mixed oil that the solvent oil reaches 50% in the evaporation jar, still can lead to the further concentration of second gas-liquid separation jar, can further reduce the solvent oil proportion to 30% later and heat in the heating jar again, can practice thrift hot water's use like this, the waste heat in the evaporation jar still can supply waste heat boiler and use, the energy saving reduces the emission. Because the porcelain ring has higher temperature and good heat preservation effect, the evaporation of solvent oil is accelerated, the evaporation area is greatly increased, more solvent oil is evaporated along with nitrogen gas from the gas outlet at the top of the third gas-liquid separation tank, and the content of the solvent oil in the third gas-liquid separation tank is lower than 1 percent after concentration.
Drawings
Figure 1 is a schematic diagram of an embodiment of the present invention,
fig. 2 is a schematic diagram of another embodiment of the present invention.
The drawings are marked:
1. the device comprises a first gas-liquid separation tank, 11, a waste heat outlet, 12, a feed inlet, 10, a discharge outlet, 2, an evaporation tank, 21, a waste heat recovery port, 22, a discharge outlet, 23, a feed inlet, 24, an exhaust outlet, 3, a heating tank, 31, a feed inlet, 32, a discharge outlet, 33, a hot water pipe, 331, a water inlet, 332, a water outlet, 34, a hot water interlayer, 341, a water inlet, 342, a water outlet, 4, a second gas-liquid separation tank, 41, a feed inlet, 42, a discharge outlet, 5, a pipeline, 6, a pipeline, 7, a pipeline, 8, a pipeline, 9, a pipeline, 13, a temporary storage tank, 14, a third gas-liquid separation tank, 141, a porcelain ring, 142, a feed inlet, 143, a discharge outlet, 144, an air outlet, 15, a pipeline, 16, a pipeline, 17, a pipeline, 18, a nitrogen tank, 19 and a waste heat boiler.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the description of the specific embodiments is for purposes of illustration only and is not intended to limit the scope of the present disclosure.
Examples
Referring to fig. 1 and 2, the pigment concentrating apparatus of this embodiment includes a first gas-liquid separation tank 1, an evaporation tank 2, a heating tank 3, and a second gas-liquid separation tank 4, where a waste heat outlet 11 of the first gas-liquid separation tank 1 is communicated with a waste heat recovery port 21 of the evaporation tank 2, a discharge port 22 of the evaporation tank 2 is communicated with a feed port 31 of the heating tank 3, a discharge port 32 of the heating tank 3 is communicated with a feed port 12 of the first gas-liquid separation tank 1, a discharge port 22 of the evaporation tank 2 is communicated with a feed port 41 of the second gas-liquid separation tank 4, a discharge port 42 of the second gas-liquid separation tank 4 is communicated with the feed port 31 of the heating tank 3, the evaporation tank 2 is further provided with a feed port 23, and the heating tank 3 is further provided with a heating device.
Specifically, the waste heat outlet 11 is communicated with the waste heat recovery port 21 through a pipeline 5, the waste heat outlet 11 is arranged at the top of the first gas-liquid separation tank 1, and the waste heat recovery port 21 is arranged at the bottom of the evaporation tank 2; the discharge port 22 is communicated with the feed port 31 through a pipeline 6, the discharge port 22 is arranged at the bottom of the evaporation tank 2, and the feed port 31 is arranged at the upper part of the heating tank 3; the discharge port 32 is communicated with the feed port 12 through a pipeline 7, the discharge port 32 is arranged at the bottom of the heating tank 3, and the feed port 12 is arranged at the upper part of the first gas-liquid separation tank 1; the discharge port 22 is communicated with the feed port 41 through a pipeline 8, the feed port 41 is arranged on the upper portion of the second gas-liquid separation tank 4, the discharge port 42 is communicated with the feed port 31 through a pipeline 9, the discharge port 42 is arranged at the bottom of the second gas-liquid separation tank 4, and the feed port 23 is also arranged at the top of the evaporation tank 2.
The traditional pigment concentration is only completed through the first gas-liquid separation tank 1, and the residual heat of the evaporated solvent oil is directly discharged from the exhaust port, so that the energy waste is caused. According to the pigment concentrating device, the evaporating pot 2, the heating pot 3 and the second gas-liquid separating pot 4 are added, waste heat of the first gas-liquid separating pot 1 can be recycled to the evaporating pot 2, new mixed oil to be concentrated is added into the evaporating pot 2, a part of solvent oil in the mixed oil volatilizes under the action of the waste heat, and the solvent oil is discharged from the air outlet 24, so that the concentrated pigment purity in the evaporating pot 2 cannot reach the standard, and the concentrated mixed oil is further introduced into the heating pot 3 for heat supplement, and is introduced into the first gas-liquid separating pot 1 to complete subsequent concentration work. In order to further save energy, the mixed oil concentrated from the evaporating pot 2 is continuously introduced into the second gas-liquid separator 4 for concentration, the proportion of solvent oil can be continuously reduced by about 20%, and the concentrated mixed oil is introduced into the heating pot 3 for heat supplement, so that the use of hot water can be saved, and the fuel consumed for heating the hot water can be saved. Thus, after the mixed oil is concentrated in multiple stages by utilizing the waste heat, the content of the solvent oil can be controlled to be 1 percent.
As another preferred embodiment of this embodiment, the discharge port 10 of the first gas-liquid separation tank 1 is further connected to a temporary storage tank 13, and the temporary storage tank 13 is communicated with a third gas-liquid separation tank 14. The ceramic ring 141 is disposed in the third gas-liquid separation tank 14, the feed inlet 142 of the third gas-liquid separation tank 14 is disposed on the tank body above the ceramic ring 141, and the discharge outlet 143 of the third gas-liquid separation tank 14 is disposed on the tank body below the ceramic ring 141.
Specifically, the discharge port 10 of the first gas-liquid separation tank 1 is connected to the temporary storage tank 13 through a pipeline 15, the temporary storage tank 13 is connected to the feed port 142 of the third gas-liquid separation tank 14 through a pipeline 16, and the discharge port 143 of the third gas-liquid separation tank 14 is connected to the temporary storage tank 13 through a pipeline 17. The feed inlet 142 is formed in the top of the third gas-liquid separation tank 14, and the discharge outlet 143 is formed in the bottom of the third gas-liquid separation tank 14. The bottom of the third gas-liquid separation tank 14 is also communicated with a nitrogen tank 18. Of course, the first gas-liquid separation tank 1 and the second gas-liquid separation tank 4 also can be filled with nitrogen to concentrate the mixed oil, and the nitrogen tank of the first gas-liquid separation tank 1 and the second gas-liquid separation tank 4 is omitted in the drawing because the solvent oil is removed by filling nitrogen, which belongs to the conventional technical means in the technical field of pigments. The ceramic ring 141 has at least two layers, and the ceramic ring 141 has a circular structure of ceramic with round holes densely distributed.
The mixed oil which is introduced from the first gas-liquid separation tank 1 in the temporary storage tank 13 enters the third gas-liquid separation tank 14 from a feed inlet 142 at the top of the third gas-liquid separation tank 14 through a spray nozzle, nitrogen in the nitrogen tank 18 is blown into the third gas-liquid separation tank 14 from the bottom of the third gas-liquid separation tank 14, under the dispersion effect of the nitrogen, the mixed oil falls onto a ceramic ring 141 in the third gas-liquid separation tank 14, the evaporation area is greatly increased simultaneously due to the fact that the ceramic ring 141 is high in temperature and good in heat preservation effect, evaporation of solvent oil is accelerated, more solvent oil is evaporated along with the nitrogen out from an air outlet 144 at the top of the third gas-liquid separation tank 14, the concentrated mixed oil returns to the temporary storage tank 13 from a discharge outlet 143 at the bottom of the third gas-liquid separation tank 14 to complete a cycle until the pigment purity reaches the requirement, and the content of the solvent oil in the concentrated mixed oil is lower than 1%.
As another preferred implementation of this embodiment, the evaporation tank 2 is further provided with an exhaust port 24, and the exhaust port 24 of the evaporation tank 2 is connected to the waste heat boiler 19. The waste heat in the evaporation tank 2 may be used for further concentration, or may be used for a waste heat boiler 19 for heating water or the like.
As another preferred implementation of the present embodiment, referring to fig. 1, the heating means is a hot water pipe 33 provided inside the heating tank 3. The heating device is provided with a water inlet 331 which is positioned at the upper part of the heating tank 3 and is communicated with the hot water pipe 33, and a water outlet 332 which is positioned at the lower part of the heating tank 3 and is communicated with the hot water pipe 33.
In addition to the heating pipe 33 described above, referring to fig. 2, the heating apparatus has a water inlet 341 communicating with the hot water interlayer 34 at the upper portion of the heating tank 3 and a water outlet 342 communicating with the hot water interlayer 34 at the lower portion of the heating tank 3.
Claims (5)
1. Pigment concentrator, including first gas-liquid separation jar, its characterized in that: the device comprises a heating tank, a first gas-liquid separation tank, a second gas-liquid separation tank, a waste heat outlet of the first gas-liquid separation tank and a waste heat recovery port of the evaporating tank, wherein a discharge port of the evaporating tank is communicated with a feed port of the heating tank; the discharge port of the first gas-liquid separation tank is also connected with a temporary storage tank, and the temporary storage tank is communicated with a third gas-liquid separation tank; a ceramic ring is arranged in the third gas-liquid separation tank, a feed inlet of the third gas-liquid separation tank is arranged on the tank body above the ceramic ring, and a discharge outlet of the third gas-liquid separation tank is arranged on the tank body below the ceramic ring; the ceramic ring is of a ceramic round structure with round holes densely distributed; the evaporation tank is also provided with an exhaust port, and the exhaust port of the evaporation tank is connected with a waste heat boiler;
the waste heat of the first gas-liquid separation tank can be recycled to the evaporation tank, new mixed oil to be concentrated is added into the evaporation tank, a part of solvent oil in the mixed oil volatilizes under the action of the waste heat, the concentrated mixed oil is further fed into the heating tank for heat supplement, the first gas-liquid separation tank is used for completing subsequent concentration, the mixed oil concentrated from the evaporation tank is continuously fed into the second gas-liquid separator for concentration, the proportion of the solvent oil can be continuously reduced by about 20%, the concentrated mixed oil is fed into the heating tank for heat supplement, hot water is saved, fuel consumed by heating the hot water is saved, and the content of the solvent oil can be controlled to be 1% after the mixed oil is subjected to multistage concentration by using the waste heat.
2. The pigment concentrating apparatus of claim 1 wherein: the heating device is a hot water pipe arranged inside the heating tank.
3. The pigment concentrating apparatus of claim 2 wherein: the heating device is provided with a water inlet which is positioned at the upper part of the heating tank and communicated with the hot water pipe, and a water outlet which is positioned at the lower part of the heating tank and communicated with the hot water pipe.
4. The pigment concentrating apparatus of claim 1 wherein: the heating device is a hot water interlayer arranged inside the heating tank.
5. The pigment concentrating apparatus of claim 4 wherein: the heating device is provided with a water inlet which is positioned at the upper part of the heating tank and communicated with the hot water interlayer, and a water outlet which is positioned at the lower part of the heating tank and communicated with the hot water interlayer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710991117.4A CN107497127B (en) | 2017-10-23 | 2017-10-23 | Pigment concentration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710991117.4A CN107497127B (en) | 2017-10-23 | 2017-10-23 | Pigment concentration equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107497127A CN107497127A (en) | 2017-12-22 |
| CN107497127B true CN107497127B (en) | 2023-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710991117.4A Active CN107497127B (en) | 2017-10-23 | 2017-10-23 | Pigment concentration equipment |
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| CN (1) | CN107497127B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736286A (en) * | 2014-01-22 | 2014-04-23 | 象山医疗精密仪器有限公司 | High-efficiency and energy-saving concentrator and evaporation concentration method of liquid materials |
| CN105000612A (en) * | 2015-07-22 | 2015-10-28 | 中国民用航空总局第二研究所 | A mechanical vapor recompression system and method for concentrating organic wastewater |
| CN105645490A (en) * | 2016-01-08 | 2016-06-08 | 中铝稀土（常州）有限公司 | Rare-earth processing wastewater treatment plant and technique |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1066651A (en) * | 1965-01-18 | 1967-04-26 | British Titan Products | Oxides |
| CN201871378U (en) * | 2010-11-03 | 2011-06-22 | 萍乡市宏远瓷业有限公司 | Penta ring |
| CN203002017U (en) * | 2012-12-16 | 2013-06-19 | 乌鲁木齐高原红菊生物科技有限公司 | Plant dynamic extraction device |
| CN204509240U (en) * | 2015-03-05 | 2015-07-29 | 邯郸中棉紫光棉花产业化科技有限公司 | A kind of leaching miscella evaporation waste heat twin-stage recycle device |
| CN204593406U (en) * | 2015-04-24 | 2015-08-26 | 刘海明 | The efficient heat utilization device of a kind of industrial waste gas incineration of liquor |
| CN106512459A (en) * | 2016-12-16 | 2017-03-22 | 江西中医药大学 | Concentrator based on vapor thermal gain technology |
-
2017
- 2017-10-23 CN CN201710991117.4A patent/CN107497127B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736286A (en) * | 2014-01-22 | 2014-04-23 | 象山医疗精密仪器有限公司 | High-efficiency and energy-saving concentrator and evaporation concentration method of liquid materials |
| CN105000612A (en) * | 2015-07-22 | 2015-10-28 | 中国民用航空总局第二研究所 | A mechanical vapor recompression system and method for concentrating organic wastewater |
| CN105645490A (en) * | 2016-01-08 | 2016-06-08 | 中铝稀土（常州）有限公司 | Rare-earth processing wastewater treatment plant and technique |
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| CN107497127A (en) | 2017-12-22 |
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