CN202229526U - Cold box with rectification equipment - Google Patents
Cold box with rectification equipment Download PDFInfo
- Publication number
- CN202229526U CN202229526U CN2011203208361U CN201120320836U CN202229526U CN 202229526 U CN202229526 U CN 202229526U CN 2011203208361 U CN2011203208361 U CN 2011203208361U CN 201120320836 U CN201120320836 U CN 201120320836U CN 202229526 U CN202229526 U CN 202229526U
- Authority
- CN
- China
- Prior art keywords
- tower
- crude argon
- argon column
- ice chest
- column
- 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.)
- Expired - Lifetime
Links
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 110
- 229910052786 argon Inorganic materials 0.000 claims abstract description 55
- 239000007789 gas Substances 0.000 claims abstract description 11
- 239000012530 fluid Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 abstract description 4
- 230000001174 ascending effect Effects 0.000 abstract 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- GWVKDXOHXJEUCP-UHFFFAOYSA-N [N].[O].[Ar] Chemical compound [N].[O].[Ar] GWVKDXOHXJEUCP-UHFFFAOYSA-N 0.000 description 1
- VVTSZOCINPYFDP-UHFFFAOYSA-N [O].[Ar] Chemical compound [O].[Ar] VVTSZOCINPYFDP-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04406—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using a dual pressure main column system
- F25J3/04412—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using a dual pressure main column system in a classical double column flowsheet, i.e. with thermal coupling by a main reboiler-condenser in the bottom of low pressure respectively top of high pressure column
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04642—Recovering noble gases from air
- F25J3/04648—Recovering noble gases from air argon
- F25J3/04654—Producing crude argon in a crude argon column
- F25J3/04666—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system
- F25J3/04672—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser
- F25J3/04678—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser cooled by oxygen enriched liquid from high pressure column bottoms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04642—Recovering noble gases from air
- F25J3/04648—Recovering noble gases from air argon
- F25J3/04654—Producing crude argon in a crude argon column
- F25J3/04666—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system
- F25J3/04672—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser
- F25J3/04703—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser being arranged in more than one vessel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04763—Start-up or control of the process; Details of the apparatus used
- F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
- F25J3/04872—Vertical layout of cold equipments within in the cold box, e.g. columns, heat exchangers etc.
- F25J3/04878—Side by side arrangement of multiple vessels in a main column system, wherein the vessels are normally mounted one upon the other or forming different sections of the same column
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04763—Start-up or control of the process; Details of the apparatus used
- F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
- F25J3/04896—Details of columns, e.g. internals, inlet/outlet devices
- F25J3/04933—Partitioning walls or sheets
- F25J3/04939—Vertical, e.g. dividing wall columns
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
A cold box with rectification equipment mainly comprises a cold box body, wherein a rectification tower and two crude argon towers are arranged in the cold box body, an upper tower of the rectification tower is divided into an upper section and a lower section by taking an argon fraction extraction opening as a boundary, a first crude argon tower serving as an auxiliary tower of the lower section of the upper tower is arranged in the lower section of the upper tower and connected into a tower body, and is arranged in the cold box body together with a lower main cold tower and a lower tower in a ground way, and the upper section of the upper tower and a second crude argon tower are respectively arranged in the cold box body in a ground way; the lower part of the upper section upper tower is communicated with a lower section upper tower through a lower flow liquid pipeline for a low temperature pump, and the lower section upper tower is communicated with the upper section upper tower through an ascending gas pipeline; the second crude argon column is communicated with the first crude argon column through a downflow liquid pipeline of a low-temperature pump, and the first crude argon column is communicated with the second crude argon column through an ascending gas pipeline; has the characteristics of energy conservation, consumption reduction, safety, stability, economy, reasonableness and the like.
Description
Technical field
The utility model relates to a kind of ice chest that is furnished with rectifying device, belongs to energy class air separation ice chest technical field.
Background technology
Along with the large scale development of China's industry, every profession and trade sharply increases the demand of oxygen argon nitrogen, and is also increasing with gas and fluid volume, thereby drives developing towards large-scale and large of rectifying column.The increase of rectifying column height will be to perpendicularity, the flatness of ice chest in manufacture process; Have higher requirement in aspects such as the intensity in the use, rigidity, stability; To the problems referred to above, a large amount of work has been done to aspects such as the material selection of ice chest, organization plan, construction measures by manufacturer under the prerequisite of paying the utmost attention to ice chest steel construction safety; So not only consume great amount of manpower and material resources, but also increased production cost.
Summary of the invention
The purpose of the utility model is the deficiency that overcomes prior art; And provide a kind of not only can the solution to increase and problem that the ice chest height that causes increases by the rectifying column tower height; And can also reduce the layout of pipeline in the ice chest, simplify the ice chest that is furnished with rectifying device of system flow.
The purpose of the utility model is accomplished through following technical scheme; It mainly includes an ice chest body; One rectifying column and two crude argon columns are installed in the ice chest body; It is that the boundary is divided into two sections that the last tower of described rectifying column is taken out mouth with the argon cut; Wherein first crude argon column is installed on the hypomere in the tower as the secondary tower of tower on the hypomere and is connected to a tower body, and tower lands and is arranged in the ice chest body under the main cold-peace of below, and the tower and second crude argon column land respectively and be arranged in the ice chest body on the described epimere; The bottom of tower is communicated with tower on dirty fluid pipeline and the hypomere through cryogenic pump on the described epimere, and tower is connected through tower on uprising gas pipeline and the above-mentioned epimere on the said hypomere; Described second crude argon column is connected with said first crude argon column with dirty fluid pipeline through cryogenic pump, and this first crude argon column then is communicated with said second crude argon column through the uprising gas pipeline.
Described first crude argon column is connected on the hypomere in the tower through a upper cone and constitutes a combination tower body, and tower and second crude argon column are equilateral triangle and are arranged in the ice chest body on said combination tower body and the epimere.
The utility model be with a crude argon column as the secondary tower of tower on the hypomere and under main cold-peace tower land and be arranged in the ice chest body, tower on the epimere is landed layout separately, to reduce the ice chest height; Reduce line arrangement; Simplify system flow, reduce system pressure drop, not only economical with materials to greatest extent; Play energy-saving and cost-reducing effect, improved security and stability in the ice chest use simultaneously; Therefore the utlity model has many characteristics such as energy-saving and cost-reducing, safety and stability, economical rationality.
Description of drawings
Fig. 1 is a rectifying device arrangement sketch map in traditional ice chest.
Fig. 2 is the interior rectifying device arrangement sketch map of a kind of ice chest of the utility model.
The specific embodiment
Fig. 1 is a rectifying device arrangement sketch map in traditional ice chest, and it comprises tower 11 down, last tower 12; First crude argon column, 13, the second crude argon columns 14, main cold 15; The concrete course of work is following: following tower 11 with main cold 15, go up tower 12 and land and be arranged in the ice chest body 16; First crude argon column 13 hangs on the inwall of ice chest body, and the difference in height between the last tower 12 argon cut phegma mouths is h, and second crude argon column 14 lands and is arranged in the ice chest body.
To combine accompanying drawing that the utility model is made detailed introduction: Fig. 2 below is rectifying device arrangement sketch map in the said a kind of ice chest of the utility model; It mainly includes an ice chest body 21; One rectifying column and two crude argon columns are installed in the ice chest body 21; It is that the boundary is divided into two sections that the last tower of described rectifying column is taken out mouth with the argon cut; Wherein first crude argon column 22 is installed on the hypomere in the tower 23 as the secondary tower of tower on the hypomere 23 and is connected to a tower body, and lands with following tower 25 with the master cold 24 of below and to be arranged in the ice chest body 21, and the tower 26 and second crude argon column 27 land respectively and be arranged in the ice chest body 21 on the described epimere; The bottom of tower 26 is communicated with through tower 23 on the dirty fluid pipeline 29 of cryogenic pump 28 usefulness and the hypomere on the described epimere, and tower 23 is connected through tower 26 on uprising gas pipeline 30 and the above-mentioned epimere on the said hypomere; Described second crude argon column 27 is connected with said first crude argon column 22 with dirty fluid pipeline through cryogenic pump, and 22 of this first crude argon columns pass through the uprising gas pipeline and are communicated with said second crude argon column 27.
Described first crude argon column 22 is connected on the hypomere in the tower 23 through a upper cone 31 and constitutes a combination tower body, and tower 26 and second crude argon column 27 are equilateral triangle and are arranged in the ice chest body on said combination tower body and the epimere.
The concrete course of work is following: will go up that tower takes out with the argon cut mouthful is that the boundary is divided into two sections; First crude argon column 22 is as the secondary tower of tower on the hypomere 23; And with main cold 24, tower 25 lands and is arranged in the ice chest body 21 down; Tower 26 and independent respectively the landing of second crude argon column 27 are arranged in the ice chest body 21 on the epimere, and three parts are equilateral triangle and distribute.The dirty liquid of tower 26 enters into tower 22 on the described hypomere through cryogenic pump 28 through pipeline on the epimere; The uprising gas of tower 23 enters into tower 26 on the described epimere through a pressure reduction part through pipeline on the said hypomere; Another part directly rises as argon cut steam and enters into first crude argon column 22 and carry out the separation of oxygen argon; The dirty liquid of said second crude argon column 27 enters into described first crude argon column 22 through cryogenic pump through pipeline; Described first crude argon column, 22 uprising gas enter into said second crude argon column 27 through pressure reduction through pipeline, and argon cut phegma is directly through tower 23 on the dirty hypomere that enters into described king-tower of described first crude argon column 22.
Claims (2)
1. ice chest that is furnished with rectifying device; It mainly includes an ice chest body; One rectifying column and two crude argon columns are installed in the ice chest body; It mouthful is that the boundary is divided into two sections that the last tower that it is characterized in that described rectifying column is taken out with the argon cut; Wherein first crude argon column is installed on the hypomere in the tower as the secondary tower of tower on the hypomere and is connected to a tower body, and tower lands and is arranged in the ice chest body under the main cold-peace of below, and the tower and second crude argon column land respectively and be arranged in the ice chest body on the described epimere; The bottom of tower is communicated with tower on dirty fluid pipeline and the hypomere through cryogenic pump on the described epimere, and tower is connected through tower on uprising gas pipeline and the above-mentioned epimere on the said hypomere; Described second crude argon column is connected with said first crude argon column with dirty fluid pipeline through cryogenic pump, and this first crude argon column then is communicated with said second crude argon column through the uprising gas pipeline.
2. the ice chest that is furnished with rectifying device according to claim 1; It is characterized in that described first crude argon column is connected on the hypomere in the tower through a upper cone and constitutes a combination tower body, and tower and second crude argon column are equilateral triangle and are arranged in the ice chest body on said combination tower body and the epimere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203208361U CN202229526U (en) | 2011-08-30 | 2011-08-30 | Cold box with rectification equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203208361U CN202229526U (en) | 2011-08-30 | 2011-08-30 | Cold box with rectification equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202229526U true CN202229526U (en) | 2012-05-23 |
Family
ID=46080111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203208361U Expired - Lifetime CN202229526U (en) | 2011-08-30 | 2011-08-30 | Cold box with rectification equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202229526U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338546A (en) * | 2011-08-30 | 2012-02-01 | 杭州杭氧股份有限公司 | Ice chest provided with distillation equipment |
| WO2019144380A1 (en) * | 2018-01-26 | 2019-08-01 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Air separation unit by cryogenic distillation |
-
2011
- 2011-08-30 CN CN2011203208361U patent/CN202229526U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338546A (en) * | 2011-08-30 | 2012-02-01 | 杭州杭氧股份有限公司 | Ice chest provided with distillation equipment |
| WO2019144380A1 (en) * | 2018-01-26 | 2019-08-01 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Air separation unit by cryogenic distillation |
| CN111630335A (en) * | 2018-01-26 | 2020-09-04 | 乔治洛德方法研究和开发液化空气有限公司 | Air separation unit by cryogenic distillation |
| US11740015B2 (en) | 2018-01-26 | 2023-08-29 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Air separation unit by cryogenic distillation |
| US12345469B2 (en) | 2018-01-26 | 2025-07-01 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Air separation unit by cryogenic distillation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120523 Effective date of abandoning: 20130410 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20120523 Effective date of abandoning: 20130410 |
|
| RGAV | Abandon patent right to avoid regrant |