CN204275521U - A kind of liquid ammonia gasification dry evaporator - Google Patents
A kind of liquid ammonia gasification dry evaporator Download PDFInfo
- Publication number
- CN204275521U CN204275521U CN201420687082.7U CN201420687082U CN204275521U CN 204275521 U CN204275521 U CN 204275521U CN 201420687082 U CN201420687082 U CN 201420687082U CN 204275521 U CN204275521 U CN 204275521U
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- CN
- China
- Prior art keywords
- liquid
- pipe
- gas
- liquid separator
- tank body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 238000002309 gasification Methods 0.000 title claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 22
- 239000010865 sewage Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000005457 optimization Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 238000009827 uniform distribution Methods 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 10
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 235000019270 ammonium chloride Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000001577 simple distillation Methods 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
本实用新型公开了一种液氨气化干式蒸发器，包括分液板、液氨输入管、换热管、气氨输出管、气液分离器、出水管、罐体和进水管，所述罐体下部连接进液腔，进液腔前端连接进液管，进液腔内固定连接有分液板，分液板上设有若干分液孔，分液孔的后端连通换热管，换热管的上端连接气液分离器，气液分离器的连接出气腔，出气腔前端连接出气管，所述罐体上设有进水管和出水管，罐体的底部设有排净管，罐体的顶部设有排气管，本实用新型系统设计新颖，优化合理，工艺流程简单且节能环保，液氨分布均匀，节约能源，对环境影响小，能够连续运行，换热效率高。
The utility model discloses a liquid ammonia gasification dry-type evaporator, which comprises a liquid separation plate, a liquid ammonia input pipe, a heat exchange pipe, a gas ammonia output pipe, a gas-liquid separator, a water outlet pipe, a tank body and a water inlet pipe. The lower part of the tank body is connected to the liquid inlet chamber, and the front end of the liquid inlet chamber is connected to the liquid inlet pipe. The liquid inlet chamber is fixedly connected with a liquid separator plate. There are several liquid separator holes on the liquid separator plate, and the rear end of the liquid separator hole is connected to the heat exchange tube. , the upper end of the heat exchange tube is connected to the gas-liquid separator, the gas-liquid separator is connected to the gas outlet chamber, the front end of the gas outlet chamber is connected to the gas outlet pipe, the tank body is provided with a water inlet pipe and a water outlet pipe, and the bottom of the tank body is provided with a drain pipe , The top of the tank is provided with an exhaust pipe. The utility model system has novel design, reasonable optimization, simple process flow, energy saving and environmental protection, uniform distribution of liquid ammonia, energy saving, little impact on the environment, continuous operation, and high heat exchange efficiency.
Description
Technical field
The utility model relates to the gasification installation of liquefied ammonia, specifically a kind of liquid ammonia gasification dry evaporator.
Background technology
Amion acetic acid can produce a large amount of mother liquors in the process of producing, wherein containing a large amount of by-product ammonium chloride, methyl alcohol, water and other impurity, methyl alcohol wherein returns after rectifying column reclaims produces the use of amion acetic acid workshop section, and what residue ammonia raffinate mainly contained makes ammonium chloride and water.The process of ammonium chloride raffinate mainly adopts simple distillation both at home and abroad at present, and efficiency is low, and heat exchanger tube does not then participate in exchange heat, and the heat transfer area of heat exchanger tube is not utilized effectively.
Utility model content
The purpose of this utility model is to provide a kind of liquid ammonia gasification dry evaporator, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of liquid ammonia gasification dry evaporator, comprise liquid separatnig plate, liquefied ammonia input pipe, heat exchanger tube, gas ammonia efferent duct, gas-liquid separator, outlet pipe, tank body and water inlet pipe, described tank body lower part connects admission chamber, admission chamber front end connects feed tube, admission chamber internal fixtion is connected with liquid separatnig plate, liquid separatnig plate is provided with some points of fluid apertures, the rear end of fluid apertures is divided to be communicated with heat exchanger tube, the upper end of heat exchanger tube connects gas-liquid separator, the connection outlet chamber of gas-liquid separator, outlet chamber front end connects escape pipe, described tank body is provided with water inlet pipe and outlet pipe, the bottom of tank body is provided with emptying pipe, the top of tank body is provided with blast pipe.
As further program of the utility model: described many group heat exchanger tubes are snakelike distribution.
As further program of the utility model: connect liquefied ammonia sewage draining exit bottom described gas-liquid separator.
As further program of the utility model: be arranged at intervals with 5 deflection plates in described tank body.
As further program of the utility model: described tank body is provided with bimetallic thermometer, the setting value of bimetallic thermometer is 25 DEG C to 60 DEG C.
Compared with prior art, the beneficial effects of the utility model are: described a kind of liquid ammonia gasification dry evaporator, be connected by connecting portion with heat exchanger tube by some points of fluid apertures on liquid separatnig plate, therefore under pressure, liquefied ammonia in admission chamber is shunted uniformly by point fluid apertures and is sprayed and enters heat exchanger tube, thus each heat exchanger tube all can be obtained and the liquefied ammonia of equivalent, the heat exchanger tube of many groups of snakelike distributions and interior 5 deflection plates arranged of tank body make the heat transfer area of heat exchanger tube be utilized effectively, heat exchange is more abundant, the utility model system is novel, optimize rationally, simple and the energy-conserving and environment-protective of technological process, liquefied ammonia is evenly distributed, economize energy, little to ambient influnence, can run continuously, heat exchange efficiency is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-divides fluid apertures, 2-liquid separatnig plate, 3-liquefied ammonia input pipe, 4-admission chamber, 5-heat exchanger tube, 6-gas ammonia efferent duct, 7-outlet chamber, 8-gas-liquid separator, 9-blast pipe, 10-bimetallic thermometer, 11-outlet pipe, 12-tank body, 13-deflection plate, 14-water inlet pipe, 15-emptying pipe, 16-liquefied ammonia sewage draining exit.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, a kind of liquid ammonia gasification dry evaporator, comprise liquid separatnig plate 2, liquefied ammonia input pipe 3, heat exchanger tube 5, gas ammonia efferent duct 6, gas-liquid separator 8, outlet pipe 11, tank body 12 and water inlet pipe 14, described tank body 12 bottom connects admission chamber 4, admission chamber 4 front end connects feed tube 3, admission chamber 4 internal fixtion is connected with liquid separatnig plate 2, liquid separatnig plate 2 is provided with some points of fluid apertures 1, the rear end of fluid apertures 1 is divided to be communicated with heat exchanger tube 5, described many group heat exchanger tubes 5 are in snakelike distribution, the upper end of heat exchanger tube 5 connects gas-liquid separator 8, the connection outlet chamber 7 of gas-liquid separator 8, liquefied ammonia sewage draining exit 16 is connected bottom gas-liquid separator 8, outlet chamber 7 front end connects escape pipe 6, 5 deflection plates 13 are arranged at intervals with in described tank body 12, water can be made to form turbulent flow, and then heat exchange is fully carried out, described tank body 12 is provided with water inlet pipe 14 and outlet pipe 11, water enters tank body 12 from water inlet pipe 14, under the effect of deflection plate 13, in tank body 12, S-type route advances, contact with heat exchanger tube 5 fully and carry out exchange heat, be lowered the water after temperature to discharge from outlet pipe 11, described tank body 12 is provided with bimetallic thermometer 10, the setting value of bimetallic thermometer 10 is 25 DEG C to 60 DEG C, when the temperature of water in tank body 12 is lower than the setting value of bimetallic thermometer 10, heated by temperature control equipment, when the temperature of water in tank body 12 is higher than the setting value of bimetallic thermometer 10, heater disconnects, the bottom of described tank body 12 is provided with emptying pipe 15, the top of tank body 12 is provided with blast pipe 9, emptying pipe 15 is used for discharging the water in tank body 12.
Described liquid nitrogen to be transported in admission chamber 4 from liquefied ammonia input pipe 3 and to be full of whole admission chamber 4, under the effect of the pressure, liquid nitrogen in admission chamber 4 is branched in many group heat exchanger tubes 5 by point fluid apertures 1 on liquid separatnig plate 2 uniformly, and fully carry out exchange heat with the water in tank body 12, gained gas ammonia enters in outlet chamber 7 after gas-liquid separator 8 processes, and is then exported by gas ammonia efferent duct 6.
Operation principle of the present utility model is: described a kind of liquid ammonia gasification dry evaporator, be connected by connecting portion with heat exchanger tube 5 by the some points of fluid apertures 1 on liquid separatnig plate 2, therefore under pressure, liquefied ammonia in admission chamber 4 is shunted uniformly by point fluid apertures 1 and is sprayed and enters heat exchanger tube 5, thus each heat exchanger tube 5 all can be obtained and the liquefied ammonia of equivalent, heat exchanger tube 5 and interior 5 deflection plates 13 arranged of tank body 12 of many groups of snakelike distributions make the heat transfer area of heat exchanger tube 5 be utilized effectively, heat exchange is more abundant, the utility model system is novel, optimize rationally, simple and the energy-conserving and environment-protective of technological process, liquefied ammonia is evenly distributed, economize energy, little to ambient influnence, can run continuously, heat exchange efficiency is high.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420687082.7U CN204275521U (en) | 2014-11-17 | 2014-11-17 | A kind of liquid ammonia gasification dry evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420687082.7U CN204275521U (en) | 2014-11-17 | 2014-11-17 | A kind of liquid ammonia gasification dry evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204275521U true CN204275521U (en) | 2015-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420687082.7U Expired - Lifetime CN204275521U (en) | 2014-11-17 | 2014-11-17 | A kind of liquid ammonia gasification dry evaporator |
Country Status (1)
| Country | Link |
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| CN (1) | CN204275521U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105399455A (en) * | 2015-11-30 | 2016-03-16 | 鲁西化工集团股份有限公司 | System and method for producing compound fertilizer by utilizing chemical engineering tail gas |
| CN106039742A (en) * | 2016-07-08 | 2016-10-26 | 大唐环境产业集团股份有限公司 | Liquid ammonia evaporation device |
| CN108371825A (en) * | 2018-05-04 | 2018-08-07 | 吉林北沙制药有限公司 | A kind of mocromembrane evaporator, the distillation system comprising mocromembrane evaporator and the rectificating method using mocromembrane evaporator |
| CN113865180A (en) * | 2021-10-25 | 2021-12-31 | 山西阳煤化工机械（集团）有限公司 | Vertical copper liquid ammonia cooler and copper liquid cooling method |
-
2014
- 2014-11-17 CN CN201420687082.7U patent/CN204275521U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105399455A (en) * | 2015-11-30 | 2016-03-16 | 鲁西化工集团股份有限公司 | System and method for producing compound fertilizer by utilizing chemical engineering tail gas |
| CN106039742A (en) * | 2016-07-08 | 2016-10-26 | 大唐环境产业集团股份有限公司 | Liquid ammonia evaporation device |
| CN108371825A (en) * | 2018-05-04 | 2018-08-07 | 吉林北沙制药有限公司 | A kind of mocromembrane evaporator, the distillation system comprising mocromembrane evaporator and the rectificating method using mocromembrane evaporator |
| CN113865180A (en) * | 2021-10-25 | 2021-12-31 | 山西阳煤化工机械（集团）有限公司 | Vertical copper liquid ammonia cooler and copper liquid cooling method |
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| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150422 |
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| CX01 | Expiry of patent term |