CN1510329A - Gasification device for low-temperature liquid - Google Patents
Gasification device for low-temperature liquid Download PDFInfo
- Publication number
- CN1510329A CN1510329A CNA021579857A CN02157985A CN1510329A CN 1510329 A CN1510329 A CN 1510329A CN A021579857 A CNA021579857 A CN A021579857A CN 02157985 A CN02157985 A CN 02157985A CN 1510329 A CN1510329 A CN 1510329A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- gasification
- cryogenic liquide
- cold storage
- refrigerant heat
- Prior art date
- 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.)
- Granted
Links
- 238000002309 gasification Methods 0.000 title claims abstract description 39
- 239000007788 liquid Substances 0.000 title abstract 8
- 239000003507 refrigerant Substances 0.000 claims abstract description 31
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 11
- 239000011232 storage material Substances 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 13
- 238000007710 freezing Methods 0.000 claims description 9
- 230000008014 freezing Effects 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 238000005057 refrigeration Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000009466 transformation Effects 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 3
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 claims description 2
- 238000009413 insulation Methods 0.000 abstract description 5
- 239000006200 vaporizer Substances 0.000 description 9
- 239000007789 gas Substances 0.000 description 4
- 239000003949 liquefied natural gas Substances 0.000 description 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000008294 cold cream Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to a gasification device for cold storage type low-temperature liquid. The device includes: cryogenic liquid heat exchanger, its characterized in that: further comprising: the heat-insulation gasification box is internally provided with a refrigerant heat exchanger and a low-temperature liquid heat exchanger and is filled with cold storage medium, and the ice temperature of the cold storage medium is higher than the gasification temperature of the low-temperature liquid to be gasified; the inlet pipes of the low-temperature liquid heat exchanger and the refrigerant heat exchanger extend out of the bottom of the heat-insulation gasification box body, the outlet pipes extend out of the top end of the heat-insulation gasification box body, a circulating pump is communicated with the inlet pipe of the refrigerant heat exchanger, and the pipeline communicated with the circulating pump is communicated with the heat-insulation storage tank; and an outlet pipe of the refrigerant heat exchanger is communicated with a nitrogen cylinder. The device overcomes the limitation of the common low-temperature liquid gasification device on working time, realizes the storage and the utilization of cold energy while gasifying the low-temperature liquid, and is simple and convenient to use.
Description
Technical field
The present invention relates to a kind of vaporizer of cryogenic liquide, particularly a kind of gasification installation of cold storage type cryogenic liquide.
Background technique
At present, the air feeder of cryogenic liquide is made up of cryogenic liquide storage tank, cryopump, pressure governor, vaporizer and air feeder; Cryogenic liquide is transported to vaporizer by cryopump by pressure governor, and cryogenic liquide flashes to gaseous state in vaporizer, flows to the cryogenic liquide user by air feeder again.Wherein, vaporizer is tubular heat exchanger normally, because heat transfer temperature difference was excessive when-162 ℃ cryogenic liquide gasified in vaporizer, through gasification after a while, the vaporizer surface is because caused the reduction of vaporizer evaporativity by the cold cream covering, and this vaporizer has the restriction of operating time, and general continuous operation is no more than 8 hours; In addition, the entrained cold energy of cryogenic liquide is dissipated in vain, can not produce economic benefit.
Summary of the invention
The objective of the invention is to: overcome the restriction of general cryogenic gas converter on the operating time, avoid the cold energy of cryogenic liquide to be wasted, thereby a kind of gasification installation of cold storage type cryogenic liquide is provided.
The object of the present invention is achieved like this: the gasification installation of cold storage type cryogenic liquide of the present invention, as shown in Figure 1, comprise: the cryogenic liquide heat exchanger, it is characterized in that: also comprise: an adiabatic gasification box, place a refrigerant heat exchanger and a cryogenic liquide heat exchanger in it, and being full of cold storage material, the cold storage material freezing point is higher than the gasification temperature of cryogenic liquide to be gasified; The inlet tube of described cryogenic liquide heat exchanger and refrigerant heat exchanger stretches out adiabatic gasification bottom half, outer pipe stretches out the top of adiabatic gasification box, one recycle pump is connected with the inlet tube of refrigerant heat exchanger, is connected with insulated storage tank on its pipeline that is connected; The outer pipe of described refrigerant heat exchanger is connected with nitrogen bottle; Described refrigerant heat exchanger and cryogenic liquide heat exchanger are tubular heat exchanger, coil exchanger or plate type heat exchanger; Refrigeration agent in the described refrigerant heat exchanger is freon, environmental protection refrigerant or water; Contain the phase transformation ball in the described cold storage material, the freezing point of this phase transformation ball is higher than the freezing point of cold storage material; Described phase transformation ball is water polo, salt water polo or freon-11 1 ball.
The invention has the advantages that: the gasification installation of cold storage type cryogenic liquide of the present invention has overcome the restriction of common cryogenic liquide gasification installation on the operating time, in the gasification cryogenic liquide, realize the storage and the utilization of cold energy, and this device is simple, easy to use.
Description of drawings
Fig. 1 is the structural representation of the gasification installation of cold storage type liquefaction cryogenic liquide of the present invention
Fig. 2 is the generalized section of Fig. 1 along A-A ' line
The accompanying drawing sign
1, refrigerant circuit valve 2, nitrogen valve 3, bypass valve
4, overvoltage escape cock 5, nitrogen bottle 6, insulated storage tank
7, cryogenic liquide heat exchanger 8, refrigerant heat exchanger 9, cold storage material
10, adiabatic gasification casing 11, recycle pump
Embodiment
Embodiment 1
Make the gasification installation of a cold storage type cryogenic liquide.As shown in Figure 1, this device comprises: cryogenic liquide heat exchanger 7, adiabatic gasification casing 10, refrigerant heat exchanger 8, cold storage material 9, recycle pump 11, insulated storage tank 6 and nitrogen bottle 5; Wherein, cryogenic liquide heat exchanger 7 and refrigerant heat exchanger 8 all are fixed in the adiabatic gasification casing 10, their inlet tube is fixed on the bottom of adiabatic gasification casing 10, outer pipe is fixed on the top of adiabatic gasification casing 10, be full of cold storage material 9 in the whole adiabatic gasification casing 10, recycle pump 11 is fixedly connected external insulated storage tank 6 between the inlet tube of recycle pump 11 and refrigerant heat exchanger 8, the external nitrogen bottle 5 of the outer pipe of refrigerant heat exchanger 8 with the inlet tube of refrigerant heat exchanger 8.
In the present embodiment, two tubular heat exchangers that heat exchanger all adopts stainless steel material to make are arranged in parallel in adiabatic gasification casing 10 inside, and fixedly connected with thermal insulation gasification casing 10; Cold storage material 9 in the casing is the propane from market purchasing; Refrigeration agent adopts freon; Insulated storage tank 6 is low-temperature (low temperature) vessels of buying from market, and its top has together that valve pressure is the overvoltage escape cock 4 of 0.4MPa; Nitrogen bottle 5 is one to purchase the nitrogen bottle that air storage pressure is 5MPa from the market.
Embodiment 2
Utilize embodiment 1 device gasification LNG Liquefied natural gas, concrete steps are as follows:
(1) liquefied natural gas gasifying in the heat exchange gas device 7 heat absorption is carried out heat exchange with the cold storage material 9 of shell side, cold storage material 9 cooling and icing heat releases, and the outer pipe of heat exchange gas device 7 compiles gas and flows to air feeder.
(2) being placed with freezing point in the cold storage material 9 is that 0 ℃ water polo, freezing point is at subzero salt water polo and freezing point--36.5 ℃ freon-11 1 ball, these phase transformation balls are stored intermittent cold along with the continuous cooling of cold storage material is successively frozen.
(3) use the cool equipment refrigerator-freezer under recycle pump-valve linking mechanism control, cold is taken out by the refrigeration agent that flows in the refrigerant heat exchanger 8; Concrete steps are as follows:
When beginning to use with cool equipment when cold, recycle pump-valve linkage is at first opened refrigerant circuit valve 1, opens recycle pump 11 then, refrigeration agent is circulated get cold in the loop of refrigerant heat exchanger 8; When stopping to use with cool equipment when cold; recycle pump-valve linkage at first cuts out recycle pump 11; close refrigerant circuit valve 1 again; open nitrogen valve 2 and bypass valve 3 then; refrigeration agent in the loop of refrigerant heat exchanger 8 is got into insulated storage tank 6, prevent from that refrigeration agent from resting on to cause icingly in the heat exchanger 8 that simultaneously nitrogen forms inert gas shieldings to refrigerant heat exchanger 8; after refrigeration agent was blown heat exchanger 8, recycle pump-valve linkage closed nitrogen valve and bypass valve.
Claims (5)
1, a kind of cryogenic liquide gasification installation, this device comprises: the cryogenic liquide heat exchanger, it is characterized in that: also comprise: an adiabatic gasification box, place a refrigerant heat exchanger and a cryogenic liquide heat exchanger in it, and being full of cold storage material, the cold storage material freezing point is higher than the gasification temperature of cryogenic liquide to be gasified; The inlet tube of described cryogenic liquide heat exchanger and refrigerant heat exchanger stretches out adiabatic gasification bottom half, outer pipe stretches out the top of adiabatic gasification box, one recycle pump is connected with the inlet tube of refrigerant heat exchanger, is connected with insulated storage tank on its pipeline that is connected; The outer pipe of described refrigerant heat exchanger is connected with nitrogen bottle.
2, according to the gasification installation of the described cryogenic liquide of claim 1, it is characterized in that: described refrigerant heat exchanger and cryogenic liquide heat exchanger are tubular heat exchanger, coil exchanger or plate type heat exchanger.
3, according to the gasification installation of the described cryogenic liquide of claim 1, it is characterized in that: the refrigeration agent in the described refrigerant heat exchanger is freon, environmental protection refrigerant or water.
4, according to the gasification installation of the described cryogenic liquide of claim 1, it is characterized in that: contain the phase transformation ball in the described cold storage material, the freezing point of this phase transformation ball is higher than the freezing point of cold storage material.
5, according to the gasification installation of the described cryogenic liquide of claim 4, it is characterized in that: described phase transformation ball is water polo, salt water polo or freon-11 1 ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021579857A CN1223786C (en) | 2002-12-20 | 2002-12-20 | Gasification device for cold storage type low-temperature liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021579857A CN1223786C (en) | 2002-12-20 | 2002-12-20 | Gasification device for cold storage type low-temperature liquid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1510329A true CN1510329A (en) | 2004-07-07 |
| CN1223786C CN1223786C (en) | 2005-10-19 |
Family
ID=34236799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021579857A Expired - Fee Related CN1223786C (en) | 2002-12-20 | 2002-12-20 | Gasification device for cold storage type low-temperature liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1223786C (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101220905B (en) * | 2008-01-23 | 2010-06-02 | 袁祖强 | Vaporization device for converting cryogenic liquid into pressure gas |
| CN102147049A (en) * | 2011-01-17 | 2011-08-10 | 丁雨福 | Horizontal low-temperature insulating air cylinder and vehicle power system taking gas as power source |
| CN102147048A (en) * | 2011-01-17 | 2011-08-10 | 丁雨福 | Vertical low-temperature heat insulation air bottle with special neck pipe |
| CN102174983A (en) * | 2011-01-17 | 2011-09-07 | 丁雨福 | Vertical-type low-temperature heat-insulation gas cylinder |
| CN102563340A (en) * | 2011-01-17 | 2012-07-11 | 丁雨福 | Horizontal low-temperature heat-insulating gas cylinder |
| CN101711336B (en) * | 2007-02-28 | 2012-09-05 | 乔治洛德方法研究和开发液化空气有限公司 | Method an apparatus for providing nitrogen |
| CN103033076A (en) * | 2012-12-12 | 2013-04-10 | 中国航天科技集团公司第六研究院第十一研究所 | High-pressure, large-flow, low-temperature liquid nitrogen/helium heat exchange device |
| CN103256770A (en) * | 2012-04-23 | 2013-08-21 | 中国科学院理化技术研究所 | Cryogenic treatment equipment with cold energy recovery device |
| CN103899913A (en) * | 2014-03-24 | 2014-07-02 | 华南理工大学 | Mobile LNG (Liquefied Natural Gas) supply device utilizing residual heat and waste heat |
| CN104677000A (en) * | 2015-03-19 | 2015-06-03 | 中国工程物理研究院材料研究所 | Liquid nitrogen cooling cryogenic device and implementation method for same |
-
2002
- 2002-12-20 CN CNB021579857A patent/CN1223786C/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101711336B (en) * | 2007-02-28 | 2012-09-05 | 乔治洛德方法研究和开发液化空气有限公司 | Method an apparatus for providing nitrogen |
| CN101220905B (en) * | 2008-01-23 | 2010-06-02 | 袁祖强 | Vaporization device for converting cryogenic liquid into pressure gas |
| CN102174983B (en) * | 2011-01-17 | 2012-10-17 | 丁雨福 | Vertical-type low-temperature heat-insulation gas cylinder |
| CN102147048B (en) * | 2011-01-17 | 2012-07-04 | 丁雨福 | Vertical low-temperature heat insulation air bottle with special neck pipe |
| CN102147049B (en) * | 2011-01-17 | 2012-07-04 | 丁雨福 | Horizontal low-temperature insulating air cylinder and vehicle power system taking gas as power source |
| CN102563340A (en) * | 2011-01-17 | 2012-07-11 | 丁雨福 | Horizontal low-temperature heat-insulating gas cylinder |
| CN102147048A (en) * | 2011-01-17 | 2011-08-10 | 丁雨福 | Vertical low-temperature heat insulation air bottle with special neck pipe |
| CN102147049A (en) * | 2011-01-17 | 2011-08-10 | 丁雨福 | Horizontal low-temperature insulating air cylinder and vehicle power system taking gas as power source |
| CN102174983A (en) * | 2011-01-17 | 2011-09-07 | 丁雨福 | Vertical-type low-temperature heat-insulation gas cylinder |
| CN102563340B (en) * | 2011-01-17 | 2013-09-18 | 丁雨福 | Horizontal low-temperature heat-insulating gas cylinder |
| CN103256770B (en) * | 2012-04-23 | 2015-07-08 | 中国科学院理化技术研究所 | Cryogenic treatment equipment with cold energy recovery device |
| CN103256770A (en) * | 2012-04-23 | 2013-08-21 | 中国科学院理化技术研究所 | Cryogenic treatment equipment with cold energy recovery device |
| CN103033076A (en) * | 2012-12-12 | 2013-04-10 | 中国航天科技集团公司第六研究院第十一研究所 | High-pressure, large-flow, low-temperature liquid nitrogen/helium heat exchange device |
| CN103033076B (en) * | 2012-12-12 | 2014-07-02 | 中国航天科技集团公司第六研究院第十一研究所 | High-pressure, large-flow, low-temperature liquid nitrogen/helium heat exchange device |
| CN103899913A (en) * | 2014-03-24 | 2014-07-02 | 华南理工大学 | Mobile LNG (Liquefied Natural Gas) supply device utilizing residual heat and waste heat |
| CN104677000A (en) * | 2015-03-19 | 2015-06-03 | 中国工程物理研究院材料研究所 | Liquid nitrogen cooling cryogenic device and implementation method for same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1223786C (en) | 2005-10-19 |
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