CN111947395A - Large-scale empty centrifugal air compressor machine system of using that divides - Google Patents
Large-scale empty centrifugal air compressor machine system of using that divides Download PDFInfo
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- CN111947395A CN111947395A CN202010615155.1A CN202010615155A CN111947395A CN 111947395 A CN111947395 A CN 111947395A CN 202010615155 A CN202010615155 A CN 202010615155A CN 111947395 A CN111947395 A CN 111947395A
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- 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
- F25J3/04769—Operation, control and regulation of the process; Instrumentation within the process
- F25J3/04781—Pressure changing devices, e.g. for compression, expansion, liquid pumping
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
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- 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
- F25J3/04769—Operation, control and regulation of the process; Instrumentation within the process
- F25J3/04812—Different modes, i.e. "runs" of operation
- F25J3/04824—Stopping of the process, e.g. defrosting or deriming; Back-up procedures
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- 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
- F25J2210/00—Processes characterised by the type or other details of the feed stream
- F25J2210/04—Mixing or blending of fluids with the feed stream
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- 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
- F25J2230/00—Processes or apparatus involving steps for increasing the pressure of gaseous process streams
- F25J2230/40—Processes or apparatus involving steps for increasing the pressure of gaseous process streams the fluid being air
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- 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
- F25J2230/00—Processes or apparatus involving steps for increasing the pressure of gaseous process streams
- F25J2230/42—Processes or apparatus involving steps for increasing the pressure of gaseous process streams the fluid being nitrogen
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- 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
- F25J2245/00—Processes or apparatus involving steps for recycling of process streams
- F25J2245/42—Processes or apparatus involving steps for recycling of process streams the recycled stream being nitrogen
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a centrifugal air compressor system for large-scale air separation, which comprises: the input end of the self-cleaning filter is communicated with the air inlet, and the output end of the self-cleaning filter is communicated with the centrifugal air compressor; the centrifugal air compressor is communicated with the air cooling tower; the air cooling tower is respectively communicated with the water cooling tower and the molecular sieve; the molecular sieve is communicated with the air outlet. After the equipment is transformed by a large-scale, automatic emergency production-maintaining system, a resistance-free drying system and other series, the invention not only has considerable economic benefit, but also ensures that the production is not influenced under special conditions. The method realizes zero emission by reducing the resistance of the process flow and recycling the waste nitrogen, and is provided with an automatic production-maintaining emergency system, thereby realizing the purposes of energy conservation and emission reduction, and having considerable benefits.
Description
Technical Field
The invention belongs to the technical field of air compressors, and particularly relates to a centrifugal air compressor system for a large-scale air separation.
Background
According to statistics, the electricity consumption of the air compressors in China accounts for about 9% of the total electricity generation of the society every year, particularly the electricity consumption of the air compressors in the steel industry accounts for up to 19%, the air supply capacity of a single air compressor in the domestic steel industry is basically within 300Nm3/min, the electricity consumption is generally 0.13kWh/Nm3, and the energy consumption is large.
In order to reduce energy consumption, a large-scale air separation centrifugal air compressor is provided, but the arrangement technology of the large-scale air separation centrifugal air compressor system is not mature, and once the fault repair time is long, the practicability of the large-scale air separation centrifugal air compressor system is poor.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a centrifugal air compressor system for large-scale air separation, which aims to solve the technical problems.
The invention provides a centrifugal air compressor system for large-scale air separation, which comprises:
the input end of the self-cleaning filter is communicated with the air inlet, and the output end of the self-cleaning filter is communicated with the centrifugal air compressor; the centrifugal air compressor is communicated with the air cooling tower; the air cooling tower is respectively communicated with the water cooling tower and the molecular sieve; the molecular sieve is communicated with the air outlet.
Furthermore, a drying agent filled with a grid spacing structure is arranged in the drying cylinder of the molecular sieve.
Further, the air compressor is provided with a plurality of molecular sieves.
Further, the system further comprises:
and the emergency supplement device is communicated with the air outlet.
Furthermore, a pipeline communicated with the air outlet is provided with a plurality of main stop valves, a main adjusting valve, a main flow meter, a main safety valve, a main pressure meter and a main check valve.
Further, the emergency supplementing device comprises a nitrogen source and a spare centrifugal device; the standby centrifugal device is communicated with the air outlet through a standby pipeline; the nitrogen source is recovered waste nitrogen, and the nitrogen source is communicated with the standby centrifugal device.
Furthermore, the spare pipeline is provided with a first auxiliary stop valve, an auxiliary regulating valve, an auxiliary flowmeter, an auxiliary safety valve, an auxiliary pressure gauge, a second auxiliary stop valve and an auxiliary check valve.
Further, the standby centrifugal device comprises a standby screw machine, a standby centrifuge and a standby molecular sieve cylinder, wherein the standby screw machine is communicated with the standby centrifuge, and the standby centrifuge is communicated with the standby molecular sieve cylinder; the standby screw machine is communicated with a nitrogen source; the backup molecular sieve cylinder is communicated with a backup pipeline.
Further, the system also comprises a controller, and the controller is connected with the main pressure meter and the emergency supplement device.
The beneficial effect of the invention is that,
according to the large-scale centrifugal air compressor system for air separation, the energy consumption for generation is greatly reduced by constructing the large-scale centrifugal air compressor system for air separation, and the standby device is arranged, so that an emergency scheme of faults is realized, and the production delay caused by system faults is avoided. After the equipment is transformed by a large-scale, automatic emergency production-maintaining system, a resistance-free drying system and other series, the invention not only has considerable economic benefit, but also ensures that the production is not influenced under special conditions. The method realizes zero emission by reducing the resistance of the process flow and recycling the waste nitrogen, and is provided with an automatic production-maintaining emergency system, thereby realizing the purposes of energy conservation and emission reduction, and having considerable benefits.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a centrifugal air compressor system for large air separation according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of an emergency supplementary device of a centrifugal air compressor for large air separation according to an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a molecular sieve of a centrifugal air compressor for large air separation according to an embodiment of the present application;
wherein, 1, the self-cleaning filter; 2. a centrifugal air compressor; 201. a motor; 3. an air cooling tower; 4. a water cooling tower; 5. a molecular sieve; 6. a first master cut valve; 7. a primary regulator valve; 8. a primary flow meter; 9. a main safety valve; 10. a main pressure gauge; 11. a second master cut valve; 12. a main check valve; 13. a first secondary stop valve; 14. an auxiliary regulating valve; 15. a secondary flow meter; 16. a secondary safety valve; 17. a secondary pressure gauge; 18. a second secondary stop valve; 19. an auxiliary check valve; 20. a nitrogen source; 21. and (5) standby centrifugal devices.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example 1
Referring to fig. 1, the present embodiment provides a centrifugal air compressor system for large air separation, including:
the input end of the self-cleaning filter 1 is communicated with an air inlet, the output end of the self-cleaning filter 1 is communicated with the centrifugal air compressor 2, and the centrifugal air compressor 2 is electrically connected with the motor 201. The centrifugal air compressor 2 is communicated with the air cooling tower 3; the air cooling tower 3 is respectively communicated with a water cooling tower 4 and a molecular sieve 5; the molecular sieve 5 is communicated with the air outlet.
The centrifugal air compressor system for large air separation provided by the embodiment adopts the large centrifugal machine for air separation to transform air supply, the general air supply capacity is 2000-3000Nm3/min, which is basically more than 10 times of the air supply capacity of the existing small air compressor, the system can be constructed nearby air separation, zero emission is realized by utilizing the regeneration of waste nitrogen generated by air separation or zero air consumption drying, the electricity consumption can be controlled at 0.09kWh/Nm3, and the economic benefit is very considerable.
Example 2
Referring to fig. 1, fig. 2 and fig. 3, the present embodiment provides a centrifugal air compressor system for large air separation, including:
the input end of the self-cleaning filter 1 is communicated with an air inlet, the output end of the self-cleaning filter 1 is communicated with the centrifugal air compressor 2, and the centrifugal air compressor 2 is electrically connected with the motor 201. The centrifugal air compressor 2 is communicated with the air cooling tower 3; the air cooling tower 3 is respectively communicated with a water cooling tower 4 and a molecular sieve 5; the molecular sieve 5 is communicated with the air outlet.
Wherein, there are a plurality of molecular sieves 5, all communicate with air cooling tower 3, and the drier in each molecular sieve 5 all fills for grid interval structure. The small air compressor is provided with a domestic internal filling aluminum oxide dryer, the circulation capacity is 0.019m3/min, and the pressure difference between the outlet of the air compressor and the outlet of the dryer is up to 0.05MPa-0.1 MPa; the large-scale air compressor is provided with a molecular sieve cylinder body, the circulation capacity is 0.05m3/min, the pressure difference between the outlet of the air compressor and the outlet of the dryer is less than 0.01, a 'resistance-free' drying system is basically realized, and the capacity loss is greatly reduced.
In addition, the system is also provided with an emergency supplementing device, the emergency supplementing device comprises a nitrogen source and a standby centrifugal device, the standby centrifugal device 21 is communicated with an air outlet through a standby pipeline, the nitrogen source 20 is used for recovering waste nitrogen, and the nitrogen source 20 is communicated with the standby centrifugal device. And a pipeline communicated with the air outlet is provided with a first main stop valve 6, a main regulating valve 7, a main flow meter 8, a main safety valve 9, a main pressure gauge 10, a second stop valve 11 and a main check valve 12. The backup pipeline is provided with a first auxiliary stop valve 13, an auxiliary regulating valve 14, an auxiliary flow meter 15, an auxiliary safety valve 16, an auxiliary pressure gauge 17, a second auxiliary stop valve 18, and an auxiliary check valve 19. The standby centrifugal device 21 comprises a standby screw machine, a standby centrifuge and a standby molecular sieve cylinder, wherein the standby screw machine is communicated with the standby centrifuge, and the standby centrifuge is communicated with the standby molecular sieve cylinder; the standby screw machine is communicated with a nitrogen source 20; the backup molecular sieve cylinder is communicated with a backup pipeline.
In addition, in order to realize the automatic control of the emergency supplementing device, the system is also provided with a controller, and the controller is connected with a main pressure gauge 10 and a main regulating valve 7 and is also connected with an auxiliary regulating valve 14 and an auxiliary pressure gauge 17 in the emergency supplementing device. In addition, the controller is also connected to a back-up centrifuge 21. The controller monitors that the pressure data acquired by the main pressure gauge 10 is lower than 0.48MPa, controls the auxiliary regulating valve 14 to be opened and the main regulating valve 7 to be closed, then controls the standby centrifugal device 21 to be started, acquires the pressure value of the auxiliary pressure gauge 17, and controls the standby centrifugal device 21 to increase power if the pressure value does not reach a preset pressure threshold value.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a large-scale empty centrifugal air compressor machine system of using that divides which characterized in that includes:
the input end of the self-cleaning filter is communicated with the air inlet, and the output end of the self-cleaning filter is communicated with the centrifugal air compressor; the centrifugal air compressor is communicated with the air cooling tower; the air cooling tower is respectively communicated with the water cooling tower and the molecular sieve; the molecular sieve is communicated with the air outlet.
2. The centrifugal air compressor system for the large-scale air separation according to claim 1, wherein a drying agent filled with a grid spacing structure is arranged in the drying cylinder of the molecular sieve.
3. The centrifugal air compressor system for large-scale air separation according to claim 1, wherein the air compressor is provided with a plurality of molecular sieves.
4. The centrifugal air compressor system for large-scale air separation according to claim 1, further comprising:
and the emergency supplement device is communicated with the air outlet.
5. The centrifugal air compressor system for large air separation according to claim 4, wherein a pipeline communicating with the air outlet is provided with a plurality of main stop valves, main regulation valves, main flow meters, main safety valves, main pressure meters, and main check valves.
6. The centrifugal air compressor system for large-scale air separation according to claim 4, wherein the emergency replenishment device comprises a nitrogen source and a spare centrifugal device; the standby centrifugal device is communicated with the air outlet through a standby pipeline; the nitrogen source is recovered waste nitrogen, and the nitrogen source is communicated with the standby centrifugal device.
7. The centrifugal air compressor system for large-scale air separation according to claim 6, wherein the spare pipeline is provided with a first auxiliary stop valve, an auxiliary regulating valve, an auxiliary flow meter, an auxiliary safety valve, an auxiliary pressure gauge, a second auxiliary stop valve and an auxiliary check valve.
8. The large-scale air separation centrifugal air compressor system according to claim 6, wherein the standby centrifugal device comprises a standby screw machine, a standby centrifuge and a standby molecular sieve cylinder, the standby screw machine is communicated with the standby centrifuge, and the standby centrifuge is communicated with the standby molecular sieve cylinder; the standby screw machine is communicated with a nitrogen source; the backup molecular sieve cylinder is communicated with a backup pipeline.
9. The centrifugal air compressor system for large-scale air separation according to claim 5, further comprising a controller, wherein the controller is connected with the main pressure gauge and the emergency supplement device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010615155.1A CN111947395A (en) | 2020-06-30 | 2020-06-30 | Large-scale empty centrifugal air compressor machine system of using that divides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010615155.1A CN111947395A (en) | 2020-06-30 | 2020-06-30 | Large-scale empty centrifugal air compressor machine system of using that divides |
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| Publication Number | Publication Date |
|---|---|
| CN111947395A true CN111947395A (en) | 2020-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010615155.1A Pending CN111947395A (en) | 2020-06-30 | 2020-06-30 | Large-scale empty centrifugal air compressor machine system of using that divides |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483546A (en) * | 2022-01-24 | 2022-05-13 | 山东钢铁集团永锋临港有限公司 | Method for improving quality of compressed air of air compression station |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1381704A (en) * | 2001-03-09 | 2002-11-27 | 林德股份公司 | Method and device for separating gas mixture with emergency function |
| JP2012509174A (en) * | 2008-11-18 | 2012-04-19 | レール・リキード−ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード | Single bed radial adsorption device in series |
| CN203432209U (en) * | 2013-08-29 | 2014-02-12 | 北大方正集团有限公司 | Air separation system |
| CN204421486U (en) * | 2014-12-19 | 2015-06-24 | 常熟市永安工业气体制造有限公司 | The purification system of space division system |
| CN109737689A (en) * | 2018-12-29 | 2019-05-10 | 侨源气体（福州）有限公司 | Air separation and purification system and method |
-
2020
- 2020-06-30 CN CN202010615155.1A patent/CN111947395A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1381704A (en) * | 2001-03-09 | 2002-11-27 | 林德股份公司 | Method and device for separating gas mixture with emergency function |
| JP2012509174A (en) * | 2008-11-18 | 2012-04-19 | レール・リキード−ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード | Single bed radial adsorption device in series |
| CN203432209U (en) * | 2013-08-29 | 2014-02-12 | 北大方正集团有限公司 | Air separation system |
| CN204421486U (en) * | 2014-12-19 | 2015-06-24 | 常熟市永安工业气体制造有限公司 | The purification system of space division system |
| CN109737689A (en) * | 2018-12-29 | 2019-05-10 | 侨源气体（福州）有限公司 | Air separation and purification system and method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483546A (en) * | 2022-01-24 | 2022-05-13 | 山东钢铁集团永锋临港有限公司 | Method for improving quality of compressed air of air compression station |
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Application publication date: 20201117 |