CN210905547U - Single-tower VPSA oxygen generation device - Google Patents
Single-tower VPSA oxygen generation device Download PDFInfo
- Publication number
- CN210905547U CN210905547U CN201921702210.XU CN201921702210U CN210905547U CN 210905547 U CN210905547 U CN 210905547U CN 201921702210 U CN201921702210 U CN 201921702210U CN 210905547 U CN210905547 U CN 210905547U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- tower
- vpsa
- oxygen generation
- oxygen
- 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.)
- Active
Links
Images
Landscapes
- Separation Of Gases By Adsorption (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
The utility model relates to a single tower VPSA oxygenerator, including adsorption tower, driving system and connecting line and valve, single tower VPSA oxygenerator still include with the adsorption tower gasbag that is connected. The utility model discloses the gasbag that the utilization can contract replaces the metal buffer tank for single tower VPSA oxygenerator can select the address in a flexible way, convenient transportation, the strange land of being convenient for is used oxygen, reduces device area, reduces the investment, in addition, because the gasbag cost is low, consequently, can improve the buffer volume of oxygen greatly through the volume that increases the gasbag, improves the buffer capacity, increases the stability of oxygenerator continuous production oxygen.
Description
Technical Field
The utility model relates to a single-tower VPSA oxygenerator.
Background
The vacuum pressure swing adsorption VPSA oxygen generation technology is increasingly applied to the industries of metal smelting, chemical industry, glass fiber, papermaking, waste incineration, ozone and the like. The research and development directions of the VPSA oxygen generation device mainly have two directions, one is the research and development of the core adsorbent, the nitrogen and oxygen selective capacity, the nitrogen adsorption capacity, the strength, the hardness, the appearance and the like of the adsorbent are improved, and the other is the innovation of equipment and process flows, wherein the innovation comprises the research and development of a power equipment type and an adsorption tower type, the improvement of valve stability, the equipment arrangement is more reasonable, the process flows are more effective and the like. The VPSA oxygen generator technology is divided according to the number of adsorption towers, generally comprises a single-tower technology, a two-tower technology, a three-tower technology, a five-tower technology and a multi-tower technology, and different technological processes are selected mainly according to the difference of the oxygen demand of the subsequent oxygen utilization technology. Especially, the single-tower process is increasingly applied to the industry with less oxygen production, and the main advantages of the single-tower process are as follows:
1. one single-tower process power device is provided, the number of the devices is small, and the maintenance is convenient.
2. Compared with PSA oxygen generation, the single-tower process has low pressure, high adsorbent utilization rate and low power consumption.
3. The single-tower device has wide adjusting range, the adsorption time and the desorption time are not restricted, the device can be adjusted and optimized according to the specific conditions of the device, and the device utilization maximization is realized.
At present, the VPSA oxygen generation device is required to have strong adaptability, wide load regulation range, flexible construction site and convenient transportation in many oxygen utilization fields, but the prior single-tower, two-tower or multi-tower process cannot meet the requirements due to the process requirements. The single tower process is the most promising process choice for solving the problems, but because the single tower is intermittent to produce oxygen, a large buffer tank is needed to continuously produce oxygen for the subsequent process, and the problem is always troubled in the industry.
The required oxygen buffer tank volume for the single column design is given in the following table:
from the list, along with the increase of oxygen generation capacity, the volume of the oxygen buffer tank is gradually increased, as the heights of a plurality of oxygen utilization occasions are limited, only horizontal tanks can be adopted, the occupied area of one oxygen buffer tank can exceed the occupied area of an oxygen generation device, the metal buffer tank has high cost, the one-time investment is increased, and as the volume of the buffer tank is too large, the transportation is difficult generally, and the oxygen generation in a certain place is basically fixed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a single tower VPSA oxygenerator that can nimble site selection, convenient transportation, reduction area, reduction investment.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model provides a single tower VPSA oxygenerator, includes adsorption tower, driving system and connecting line and valve, single tower VPSA oxygenerator still include with the adsorption tower gasbag that is connected.
Preferably, the air bag adopts a base cloth synthesized by preparing a nylon framework from an ultra-high molecular antichemical membrane, the base cloth has excellent air tightness, extremely high strength, excellent wear resistance and tearing resistance, and particularly outstanding resistance to oxygen enrichment, and the air bag can be obtained commercially.
Preferably, the outlet of the air bag is a flexible connecting interface, so that the air bag can be conveniently butted with an oxygen generator and a subsequent oxygen pipeline on site.
According to one embodiment, the air bag is one and is connected with the outlet of the adsorption tower.
According to another embodiment, the number of the air bags is two, and the two air bags are respectively connected with the outlet of the adsorption tower.
According to the two modes, the outlet of the adsorption tower is connected with a first pipeline, the air bag or the buffer tank is connected with the first pipeline through a second pipeline, the air bag is connected with the first pipeline through a third pipeline, and valves are respectively arranged on the first pipeline, the second pipeline and the third pipeline.
Preferably, the inlet of the power system is connected with the fourth pipeline, and the outlet of the power system is connected with the fifth pipeline; one end of the sixth pipeline is connected with the fourth pipeline, and one end of the seventh pipeline is connected with the fifth pipeline; one end of the eighth pipeline is connected with the inlet of the adsorption tower, the other end of the eighth pipeline is respectively connected with the sixth pipeline and the seventh pipeline, and valves are respectively arranged on the fourth pipeline, the fifth pipeline, the sixth pipeline and the seventh pipeline.
Further preferably, the connection between the sixth pipeline and the fourth pipeline is located between the valve on the fourth pipeline and the power system, and the connection between the seventh pipeline and the fifth pipeline is located between the power system and the valve on the fifth pipeline.
The scope of the present invention is not limited to the technical solutions formed by specific combinations of the above technical features, and other technical solutions formed by arbitrary combinations of the above technical features or equivalent features should be covered. For example, the above features and the technical features (but not limited to) having similar functions disclosed in the present application are mutually replaced to form the technical solution.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model discloses the gasbag that the utilization can contract replaces the metal buffer tank for single tower VPSA oxygenerator can select the address in a flexible way, convenient transportation, the strange land of being convenient for is used oxygen, reduces device area, reduces the investment, in addition, because the gasbag cost is low, consequently, can improve the buffer volume of oxygen greatly through the volume that increases the gasbag, improves the buffer capacity, increases the stability of oxygenerator continuous production oxygen.
Drawings
FIG. 1 is a schematic flow diagram of a single column VPSA oxygen plant according to an embodiment;
FIG. 2 is a timing diagram of a cycle of a single column VPSA oxygen plant;
wherein: 1. an adsorption tower; 2. a power system; 3. a first pipeline; 4. a second pipeline; 5. a third pipeline; 6. a buffer tank; 7. an air bag; 8. a valve; 9. a fourth pipeline; 10. a fifth pipeline; 11. a sixth pipeline; 12. a seventh pipeline; 13. and an eighth pipeline.
Detailed Description
The single-tower VPSA oxygen-generating device shown in the attached figure 1 comprises an adsorption tower 1, a power system 2, a connecting pipeline and a valve 8.
The outlet of the adsorption tower 1 is connected with a first pipeline 3, one end of a second pipeline 4 and one end of a third pipeline 5 are respectively connected with the first pipeline 3, according to one embodiment, the other end of the second pipeline 4 is connected with an air bag 7, and the other end of the third pipeline 5 is connected with a buffer tank 6; according to another embodiment, the other end of the second pipeline 4 is connected with a buffer tank 6, and the other end of the third pipeline 5 is connected with an air bag 7; according to a further embodiment, the other end of the second conduit 4 is connected to the balloon 7 and the other end of the third conduit 5 is also connected to the balloon 7.
The first pipeline 3, the second pipeline 4 and the third pipeline 5 are respectively provided with a valve 8.
The air bag 7 is made of a base cloth synthesized by a nylon framework prepared by an ultra-high molecular antichemical membrane, the base cloth has excellent air tightness, extremely high strength, excellent wear resistance and tearing resistance, and particularly outstanding resistance to oxygen enrichment, and can be obtained commercially.
The outlet of the air bag 7 is a flexible connecting interface, which is convenient for butt joint with an oxygen generator and a subsequent oxygen pipeline on site.
The inlet of the power system 2 is connected with a fourth pipeline 9, and the outlet is connected with a fifth pipeline 10; one end of a sixth pipeline 11 is connected with the fourth pipeline 9, and one end of a seventh pipeline 12 is connected with the fifth pipeline 10; one end of the eighth pipeline 13 is connected with the inlet of the adsorption tower 1, the other end of the eighth pipeline is respectively connected with the sixth pipeline 11 and the seventh pipeline 12, and the fourth pipeline 9, the fifth pipeline 10, the sixth pipeline 11 and the seventh pipeline 12 are respectively provided with a valve 8. The connection between the sixth pipeline 11 and the fourth pipeline 9 is between the valve 8 on the fourth pipeline and the power system 2, and the connection between the seventh pipeline 12 and the fifth pipeline 10 is between the power system 2 and the valve 8 on the fifth pipeline 10.
As described above, the present invention has been explained in full in accordance with the spirit of the present invention, but the present invention is not limited to the above-described embodiments and implementation methods. The practitioner of the related art can make various changes and implementations within the scope permitted by the technical idea of the present invention.
Claims (7)
1. The utility model provides a single tower VPSA oxygenerator, includes adsorption tower (1), driving system (2) and connecting line and valve (8), its characterized in that: the single-tower VPSA oxygen generation device also comprises an air bag (7) connected with the adsorption tower (1).
2. The single column VPSA oxygen generation plant of claim 1, wherein: the air bag (7) is made of a base cloth synthesized by a nylon skeleton and prepared by an ultra-high molecular antichemical film.
3. The single column VPSA oxygen generation plant of claim 1, wherein: the outlet of the air bag (7) is a flexible connecting interface.
4. The single column VPSA oxygen generation plant of claim 1, wherein: the number of the air bags (7) is one or two, and the air bags (7) are connected with the outlet of the adsorption tower (1).
5. The single column VPSA oxygen generation plant of claim 4, wherein: the outlet of the adsorption tower (1) is connected with a first pipeline (3), an air bag (7) or a buffer tank (6) is connected with the first pipeline (3) through a second pipeline (4), the air bag (7) is connected with the first pipeline (3) through a third pipeline (5), and the first pipeline (3), the second pipeline (4) and the third pipeline (5) are respectively provided with a valve (8).
6. The single column VPSA oxygen generation plant of claim 1, wherein: the inlet of the power system (2) is connected with a fourth pipeline (9), and the outlet of the power system is connected with a fifth pipeline (10); one end of a sixth pipeline (11) is connected with the fourth pipeline (9), and one end of a seventh pipeline (12) is connected with the fifth pipeline (10); one end of an eighth pipeline (13) is connected with the inlet of the adsorption tower (1), the other end of the eighth pipeline is respectively connected with the sixth pipeline (11) and the seventh pipeline (12), and valves (8) are respectively arranged on the fourth pipeline (9), the fifth pipeline (10), the sixth pipeline (11) and the seventh pipeline (12).
7. The single column VPSA oxygen generation plant of claim 6, wherein: the connection position of the sixth pipeline (11) and the fourth pipeline (9) is positioned between a valve (8) on the fourth pipeline (9) and the power system (2), and the connection position of the seventh pipeline (12) and the fifth pipeline (10) is positioned between the power system (2) and the valve (8) on the fifth pipeline (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921702210.XU CN210905547U (en) | 2019-10-12 | 2019-10-12 | Single-tower VPSA oxygen generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921702210.XU CN210905547U (en) | 2019-10-12 | 2019-10-12 | Single-tower VPSA oxygen generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210905547U true CN210905547U (en) | 2020-07-03 |
Family
ID=71342467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921702210.XU Active CN210905547U (en) | 2019-10-12 | 2019-10-12 | Single-tower VPSA oxygen generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210905547U (en) |
-
2019
- 2019-10-12 CN CN201921702210.XU patent/CN210905547U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106517092A (en) | Ammonia decomposition hydrogen-production purification equipment | |
| CN210905547U (en) | Single-tower VPSA oxygen generation device | |
| CN114307537A (en) | Energy-saving variable-frequency variable-pressure adsorption oxygen generator, nitrogen generator and control method | |
| CN201391745Y (en) | High flow-rate air-heated gasifier | |
| CN204656291U (en) | A kind of novel energy-conserving VPSA oxygen generating plant | |
| CN116272250A (en) | Pressure swing adsorption gas separation device and preparation method | |
| CN2887837Y (en) | High-purity three-tower nitrogen making machine | |
| CN206121466U (en) | Multistage membrane separation natural pond gas purification device | |
| CN216856313U (en) | Membrane module | |
| CN203200021U (en) | Four-tube oxygen making machine | |
| CN211078465U (en) | Current limiting device for oxygen production equipment | |
| CN213100887U (en) | High-efficient purification device of lithium bisfluorosulfonylimide short distance distillation | |
| CN208049669U (en) | A kind of two tower oxygenerators for capableing of single stripper operation | |
| CN114148990B (en) | Pressure swing adsorption hydrogen production system with composite buffer tank | |
| CN2470339Y (en) | Apparatus for making high-purity nitrogen using pressure-changing adsorption principle | |
| CN217555886U (en) | Comprehensive MABR membrane module for river channel | |
| CN201183750Y (en) | Two-stage adsorption type oxygen generating system | |
| CN213957099U (en) | PSA oxygen generation molecular sieve capability test device | |
| CN206692319U (en) | A kind of integrated form oxygen generation system | |
| CN219589277U (en) | Non-pure oxygen and pure liquid oxygen liquid nitrogen symbiotic air separation equipment | |
| CN209041989U (en) | A kind of single channel band bypass reducer unit | |
| CN214693492U (en) | Improved anaerobic jar | |
| CN220364368U (en) | Molecular sieve oxygen generating mechanism | |
| CN112250045B (en) | Can realize different concentration nitrogen gas preparation system of high accuracy | |
| CN210559379U (en) | Two-tower VPSA oxygen generation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |