CN204723987U - The oxygen-enriched desorption recovery device for pressure of PSA technique nitrogen - Google Patents
The oxygen-enriched desorption recovery device for pressure of PSA technique nitrogen Download PDFInfo
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- CN204723987U CN204723987U CN201520431911.XU CN201520431911U CN204723987U CN 204723987 U CN204723987 U CN 204723987U CN 201520431911 U CN201520431911 U CN 201520431911U CN 204723987 U CN204723987 U CN 204723987U
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Abstract
The oxygen-enriched desorption recovery device for pressure of PSA technique nitrogen, belongs to empty point technical field.It comprises one group of swing adsorption nitrogen producing apparatus, the pressure-swing absorber of swing adsorption nitrogen producing apparatus is resolved export pipeline and is connected resolution gas and to give vent to anger main pipe rail, resolution gas main pipe rail of giving vent to anger is provided with pneumatic operated valve, resolution gas give vent to anger main pipe rail successively pipeline connect tail gas recycle tank, dust filter unit, supercharger and oxygen surge tank, the outlet pipe of oxygen surge tank is provided with successively pressure regulator valve, first-class gauge, check-valves and stop valve, above-mentioned pneumatic operated valve is connected PLC control system with supercharger.The oxygen-enriched desorption recovery device for pressure of above-mentioned PSA technique nitrogen, structure is simple, and reasonable in design, this device is not when affecting swing adsorption nitrogen producing apparatus and normally producing nitrogen, and effectively can reclaim the oxygen rich gas of attached product, oxygen concentration can reach 24-28%.
Description
Technical field
The utility model belongs to empty point technical field, is specifically related to the oxygen-enriched desorption recovery device for pressure of PSA technique nitrogen.
Background technology
PSA is the abbreviation of pressure-variable adsorption, and swing adsorption nitrogen producing apparatus is widely used in industrial circle, and for the various industrial uses such as chemical process or metal-pressed machine process provide anti-oxidation atmosphere, or other need to use the technical process of nitrogen and supporting.In prior art, the oxygen adsorbed in the adsorbent of swing adsorption nitrogen producing apparatus, periodically carrying out in the process regenerated, all directly discharging from waste gas drain and entering air, effectively utilizing, cause very large waste.
Utility model content
For prior art Problems existing, the purpose of this utility model is to design the technical scheme of the oxygen-enriched desorption recovery device for pressure providing PSA technique nitrogen.
The oxygen-enriched desorption recovery device for pressure of described PSA technique nitrogen, comprise one group of swing adsorption nitrogen producing apparatus, it is characterized in that the pressure-swing absorber of described swing adsorption nitrogen producing apparatus is resolved export pipeline and connected resolution gas and to give vent to anger main pipe rail, described resolution gas main pipe rail of giving vent to anger is provided with pneumatic operated valve, described resolution gas give vent to anger main pipe rail successively pipeline connect tail gas recycle tank, dust filter unit, supercharger and oxygen surge tank, the outlet pipe of described oxygen surge tank is provided with pressure regulator valve successively, first-class gauge, check-valves and stop valve, above-mentioned pneumatic operated valve is connected PLC control system with supercharger.
The oxygen-enriched desorption recovery device for pressure of described PSA technique nitrogen, it is characterized in that described resolution gas main pipe rail of giving vent to anger is provided with the first pressure transmitter and the second pressure transmitter, pipeline between the first described pressure transmitter and the second pressure transmitter is provided with pneumatic operated valve, and the first described pressure transmitter is connected PLC control system with the second pressure transmitter.
The oxygen-enriched desorption recovery device for pressure of described PSA technique nitrogen, is characterized in that the pipeline between described dust filter unit and supercharger is provided with the 3rd pressure transmitter, and the 3rd described pressure transmitter connects PLC control system.
The oxygen-enriched desorption recovery device for pressure of described PSA technique nitrogen, is characterized in that the pipeline between described oxygen surge tank and pressure regulator valve is provided with the 4th pressure transmitter, and the 4th described pressure transmitter connects PLC control system.
The oxygen-enriched desorption recovery device for pressure of described PSA technique nitrogen, it is characterized in that the pipeline between described first-class gauge and check-valves is provided with flow speed control valve, second gauge and oxygen converter successively, described flow speed control valve, second gauge are connected PLC control system with oxygen converter.
The oxygen-enriched desorption recovery device for pressure of above-mentioned PSA technique nitrogen, structure is simple, and reasonable in design, this device is not when affecting swing adsorption nitrogen producing apparatus and normally producing nitrogen, and effectively can reclaim the oxygen rich gas of attached product, oxygen concentration can reach 24-28%.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-swing adsorption nitrogen producing apparatus; Export pipeline resolved by 101-pressure-swing absorber; 2-pneumatic operated valve; 3-second pressure transmitter; 4-tail gas recycle tank; 5-dust filter unit; 6-the 3rd pressure transmitter; 7-supercharger; 8-oxygen surge tank; 9-the 4th pressure transmitter; 10-pressure regulator valve; The first-class gauge of 11-; 12-check-valves; 13-stop valve; 14-flow speed control valve; 15-second gauge; 16-oxygen converter; 17-resolution gas is given vent to anger main pipe rail; 18-first pressure transmitter; 19-PLC control system.
Detailed description of the invention
The utility model is further illustrated below in conjunction with Figure of description.
As shown in the figure, the oxygen-enriched desorption recovery device for pressure of PSA technique nitrogen comprises one group of swing adsorption nitrogen producing apparatus 1, the pressure-swing absorber of swing adsorption nitrogen producing apparatus 1 is resolved export pipeline 101 and is connected resolution gas and to give vent to anger main pipe rail 17, resolution gas main pipe rail 17 of giving vent to anger is provided with pneumatic operated valve 2, resolution gas give vent to anger main pipe rail 17 successively pipeline connect tail gas recycle tank 4, dust filter unit 5, supercharger 7 and oxygen surge tank 8, the outlet pipe of oxygen surge tank 8 is provided with successively pressure regulator valve 10, first-class gauge 11, check-valves 12 and stop valve 13.Pneumatic operated valve 2 is connected PLC control system 19 with supercharger 7, is controlled to adjust the work of pneumatic operated valve 2 and supercharger 7 by PLC control system 19.
For the ease of controls such as pressure conditions, resolution gas main pipe rail 17 of giving vent to anger is provided with the front and back end that the first pressure transmitter 18 and the second pressure transmitter 3, first pressure transmitter 18 and the second pressure transmitter 3 are arranged on pneumatic operated valve 2; Pipeline between dust filter unit 5 and supercharger 7 is provided with the 3rd pressure transmitter 6; Pipeline between oxygen surge tank 8 and pressure regulator valve 10 is provided with the 4th pressure transmitter 9; Pipeline between first-class gauge 11 and check-valves 12 is provided with successively flow speed control valve 14, second gauge 15 and oxygen converter 16; The first above-mentioned pressure transmitter 18, second pressure transmitter 3, the 3rd pressure transmitter 6, the 4th pressure transmitter 9, flow speed control valve 14, second gauge 15 are connected PLC control system 19 respectively with oxygen converter 16.
Operation principle of the present utility model is: the adsorbent being filled with Preferential adsorption oxygen in the adsorption tower in swing adsorption nitrogen producing apparatus 1.Oxygen in each adsorption tower each cycle in adsorbable one minute compressed air.When adsorbent oxygen is about in saturation state, adsorption tower must be switched to another and carry out absorption work, adsorb saturated adsorption tower and must carry out depressurization desorption, emit the oxygen be adsorbed in adsorbent, alternately operating like this, can collect the oxygen rich gas regenerating from adsorption tower and emit discontinuously.And the acquisition of this oxygen rich gas, no longer need to consume the extra energy.
Shown in the above and figure is only preferred embodiment of the present utility model.It should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from the utility model principle, can also make some modification and improvement, these also should be considered as belonging to protection domain of the present utility model.
Claims (5)
- The oxygen-enriched desorption recovery device for pressure of 1.PSA technique nitrogen, comprise one group of swing adsorption nitrogen producing apparatus (1), it is characterized in that the pressure-swing absorber of described swing adsorption nitrogen producing apparatus (1) is resolved export pipeline (101) and connected resolution gas and to give vent to anger main pipe rail (17), described resolution gas main pipe rail (17) of giving vent to anger is provided with pneumatic operated valve (2), described resolution gas give vent to anger main pipe rail (17) successively pipeline connect tail gas recycle tank (4), dust filter unit (5), supercharger (7) and oxygen surge tank (8), the outlet pipe of described oxygen surge tank (8) is provided with pressure regulator valve (10) successively, first-class gauge (11), check-valves (12) and stop valve (13), above-mentioned pneumatic operated valve (2) is connected PLC control system (19) with supercharger (7).
- 2. the oxygen-enriched desorption recovery device for pressure of PSA technique nitrogen as claimed in claim 1, it is characterized in that described resolution gas main pipe rail (17) of giving vent to anger is provided with the first pressure transmitter (18) and the second pressure transmitter (3), pipeline between described the first pressure transmitter (18) and the second pressure transmitter (3) is provided with pneumatic operated valve (2), and described the first pressure transmitter (18) is connected PLC control system (19) with the second pressure transmitter (3).
- 3. the oxygen-enriched desorption recovery device for pressure of PSA technique nitrogen as claimed in claim 1, it is characterized in that the pipeline between described dust filter unit (5) and supercharger (7) is provided with the 3rd pressure transmitter (6), the 3rd described pressure transmitter (6) connects PLC control system (19).
- 4. the oxygen-enriched desorption recovery device for pressure of PSA technique nitrogen as claimed in claim 1, it is characterized in that the pipeline between described oxygen surge tank (8) and pressure regulator valve (10) is provided with the 4th pressure transmitter (9), the 4th described pressure transmitter (9) connects PLC control system (19).
- 5. the oxygen-enriched desorption recovery device for pressure of PSA technique nitrogen as claimed in claim 1, it is characterized in that the pipeline between described first-class gauge (11) and check-valves (12) is provided with flow speed control valve (14), second gauge (15) and oxygen converter (16) successively, described flow speed control valve (14), second gauge (15) are connected PLC control system (19) with oxygen converter (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520431911.XU CN204723987U (en) | 2015-06-23 | 2015-06-23 | The oxygen-enriched desorption recovery device for pressure of PSA technique nitrogen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520431911.XU CN204723987U (en) | 2015-06-23 | 2015-06-23 | The oxygen-enriched desorption recovery device for pressure of PSA technique nitrogen |
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| CN204723987U true CN204723987U (en) | 2015-10-28 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108358172A (en) * | 2018-04-08 | 2018-08-03 | 临涣焦化股份有限公司 | A kind of oxygen-enriched parsing gas recovering device of dry coke quenching |
| CN109603447A (en) * | 2019-02-13 | 2019-04-12 | 四川省宜宾惠美线业有限责任公司 | A kind of heatless regeneration absorption drier and its application method |
| CN114261948A (en) * | 2022-01-12 | 2022-04-01 | 杭州贵能森节能技术有限公司 | Oxygen-enriched tail gas conveying device of PSA nitrogen making machine |
-
2015
- 2015-06-23 CN CN201520431911.XU patent/CN204723987U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108358172A (en) * | 2018-04-08 | 2018-08-03 | 临涣焦化股份有限公司 | A kind of oxygen-enriched parsing gas recovering device of dry coke quenching |
| CN109603447A (en) * | 2019-02-13 | 2019-04-12 | 四川省宜宾惠美线业有限责任公司 | A kind of heatless regeneration absorption drier and its application method |
| CN114261948A (en) * | 2022-01-12 | 2022-04-01 | 杭州贵能森节能技术有限公司 | Oxygen-enriched tail gas conveying device of PSA nitrogen making machine |
| CN114261948B (en) * | 2022-01-12 | 2023-02-17 | 杭州贵能森节能技术有限公司 | PSA nitrogen generator oxygen boosting tail gas handles and device of carrying |
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