CN214528881U - Efficient pressure-stabilizing regeneration pipeline for natural gas purification device - Google Patents
Efficient pressure-stabilizing regeneration pipeline for natural gas purification device Download PDFInfo
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- CN214528881U CN214528881U CN202120189777.2U CN202120189777U CN214528881U CN 214528881 U CN214528881 U CN 214528881U CN 202120189777 U CN202120189777 U CN 202120189777U CN 214528881 U CN214528881 U CN 214528881U
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Abstract
The utility model discloses a natural gas purifier is last with high-efficient steady voltage regeneration pipeline, including adsorption equipment body and regenerator column, still include the regeneration system who links to each other with the regenerator column, regeneration system includes cooler and separator, cooler one end and regenerator column link to each other, be provided with the pressure compensating device between cooler and the adsorption equipment body, the cooler other end and separator link to each other, the one end that the cooler was kept away from to the separator is connected with circulating compressor, circulating compressor keeps away from the one end of separator and is connected with the heater, be provided with pressure relief device between heater and the adsorption equipment body, it can make regeneration system pressure keep stable advantage through the mode of pressure compensating and release to have.
Description
Technical Field
The utility model relates to a natural gas equipment technical field, in particular to natural gas purifier is last with high-efficient steady voltage regeneration pipeline.
Background
The natural gas regeneration system is a closed system, so that the gas pressure also rises due to the temperature rise and the vaporization of moisture in the heating process, and the pressure relief must be discharged when the pressure reaches the design upper limit so as to ensure the safety of the regeneration system equipment components. Therefore, there is a pressure relief system, in which the pressure is decreased due to a gradual decrease in temperature during cooling, and in which the heat capacity is decreased due to a decrease in the amount of air when the pressure is too low, so that the cooling time becomes long, and the regeneration time control is not satisfied, and therefore pressure compensation is required. And manual pressure supplement and relief are not timely, so that the equipment is frequently in pressure failure. In order to solve the problem, the pressure is supplemented and released simply and reliably.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a natural gas purifier is last to use high-efficient steady voltage regeneration pipeline, has the mode that can make regeneration system pressure remain stable advantage through the benefit pressure and release.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a natural gas purifier is last with high-efficient steady voltage regeneration pipeline, includes adsorption equipment body and regenerator column, still includes the regeneration system who links to each other with the regenerator column, regeneration system includes cooler and separator, cooler one end and regenerator column link to each other, be provided with the pressure compensating device between cooler and the adsorption equipment body, the cooler other end and separator link to each other, the one end that the cooler was kept away from to the separator is connected with circulating compressor, circulating compressor keeps away from the one end of separator and is connected with the heater, be provided with pressure relief device between heater and the adsorption equipment body.
By adopting the technical scheme, raw material gas enters a regeneration system which is a closed pipeline system, gas flow is driven by a circulating compressor and is heated by a heater to enter a regeneration tower to heat a molecular sieve, so that moisture is vaporized, the vaporized gas enters a cooler to be cooled, supersaturated moisture is changed into liquid and is separated and discharged by a separator, the gas enters the circulating compressor again, the circulation is carried out until the moisture in the regeneration tower is completely volatilized, because the regeneration system is a closed system, the gas pressure can also rise due to the rise of temperature and the vaporization of the moisture in the heating process, when the pressure reaches a certain value, the pressure is discharged and released by a pressure relief device, when the gas is cooled, the gas pressure can also fall due to the gradual reduction of the temperature, and when the pressure is too low, the heat capacity caused by the reduction of the gas flow can also be reduced, so that the cooling time can be very long, the pressure is supplemented in the regeneration system through the pressure supplementing device, so that the high efficiency and stability of the pipeline are realized.
Preferably, the pressure supplementing device comprises a pressure supplementing one-way valve and a first air pressure sensor, the pressure supplementing one-way valve is connected with the adsorption device body and is connected with a pressure supplementing pipeline, a first air duct is connected between one end, far away from the pressure supplementing pipeline, of the pressure supplementing one-way valve and the regeneration tower and between one end of the pressure supplementing one-way valve and the heater, the first air pressure sensor is fixed in the first air duct, and a first controller is connected between the first air pressure sensor and the pressure supplementing one-way valve.
Adopt above-mentioned technical scheme, when the atmospheric pressure sensor senses that an air pipe internal pressure is less than the pressure compensating pipeline, a transmission signal of atmospheric pressure sensor gives controller one, and controller one control pressure compensating check valve opens, and the feed gas passes through in the pipeline through the pressure is discharged from the pressure compensating pipeline in, and when pressure keeps the back, controller one control pressure compensating check valve closes, realizes that the pressure of air pipe one and pressure compensating pipeline keeps between the pressure differential forever.
Preferably, the pressure relief device comprises a pressure relief check valve and a second air pressure sensor, the pressure relief check valve is connected with the adsorption device body through a pressure relief pipeline, a second ventilation pipeline is connected between one end, far away from the pressure relief pipeline, of the pressure relief check valve and the regeneration tower and the cooler, the second air pressure sensor is fixed in the second ventilation pipeline, and a second controller is connected between the second air pressure sensor and the pressure relief check valve.
By adopting the technical scheme, when the second air pressure sensor senses that the pressure in the second air vent pipeline is greater than the pressure relief pipeline, the second air pressure sensor transmits a signal to the second controller, the second controller controls the pressure relief check valve to be opened, the gas in the second air vent pipeline is discharged into the pressure relief pipeline through the pressure, and after the pressure is kept, the second controller controls the pressure relief check valve to be closed, so that the pressure of the second air vent pipeline and the pressure relief pipeline is always kept between the pressure difference.
Preferably, the separator is connected with a liquid storage tank, and one end of the liquid storage tank, which is far away from the separator, is connected with a sewage discharge pipeline.
By adopting the technical scheme, the separated gas is circulated again, and the liquid enters the liquid storage tank for storage, and is discharged from the sewage discharge pipeline after reaching a certain degree.
Preferably, one end of the adsorption device body is connected with an air inlet pipe, a first shunting hole is formed in the air inlet pipe and connected with the pressure relief pipeline, the other end of the adsorption device body is connected with an air outlet pipe, a second shunting hole is formed in the air outlet pipe and connected with the pressure compensation pipeline.
Adopt above-mentioned technical scheme, in raw material gas passed through the intake pipe entering equipment, discharge in the air outlet pipe behind the adsorption equipment body is passed through to some gas, in another part gas carried out regeneration system, carry out the circulation regeneration, when regeneration system internal gas pressure was low, raw material gas was from the pressure compensating pipeline with it in replenishing regeneration system, when atmospheric pressure was too high, gaseous discharge in following the air outlet pipe through the release pipeline.
Preferably, a plurality of control valves are connected to both ends of the regeneration tower.
By adopting the technical scheme, the operation of the adsorption device body and the regeneration tower is controlled by the control valve.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a schematic diagram showing the position of the pressure compensating check valve;
fig. 3 is a schematic illustration of a position for showing the pressure relief device.
Reference numerals: 1. an adsorption device body; 2. a regeneration tower; 3. a regeneration system; 4. a cooler; 5. a separator; 6. a pressure compensating device; 7. a recycle compressor; 8. a heater; 9. a pressure relief device; 10. a pressure supplementing one-way valve; 11. a first air pressure sensor; 12. pressure supplementing pipelines; 13. a first ventilation pipeline; 14. a first controller; 15. a pressure relief check valve; 16. a second air pressure sensor; 17. a pressure relief pipeline; 18. a second air duct; 19. a second controller; 20. a liquid storage tank; 21. a blowdown line; 22. an air inlet pipe; 23. a first shunting hole; 24. an air outlet pipe; 25. a second diversion hole; 26. and (4) controlling the valve.
Detailed Description
The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.
Referring to fig. 1 to 3, a high-efficiency pressure-stabilizing regeneration pipeline for a natural gas purification device, which comprises an adsorption device body 1 and a regeneration tower 2, and further comprises a regeneration system 3 connected with the regeneration tower 2, wherein the regeneration system 3 comprises a heater 8 and a circulation compressor 7, one end of the adsorption device body 1 is connected with an air inlet pipe 22, the other end of the adsorption device body 1 is connected with an air outlet pipe 24, raw material gas enters from an air inlet and then enters the adsorption device body 1 and then is discharged from an air outlet, two ends of the regeneration tower 2 are connected with a plurality of control valves 26, when the equipment runs, the corresponding control valves 26 are opened, gas enters the regeneration tower 2 through a pipeline, the regeneration tower 2 is connected with the heater 8 through a pipeline, one end of the heater 8 far away from the regeneration tower 2 is connected with the circulation compressor 7, the regeneration system 3 is a closed pipeline system, and air flow is driven by the circulation compressor 7, the water is heated by a heater 8, a molecular sieve in the tower is heated by a regeneration tower 2, so that the water is vaporized, one end of the regeneration tower 2, which is far away from the heater 8, is connected with a cooler 4, vaporized gas enters the cooler 4, one end of the cooler 4, which is far away from the regeneration tower 2, is connected with a separator 5, the separator 5 is connected with a circulating compressor 7, supersaturated water is changed into liquid and is separated and discharged by the separator 5, the separator 5 is connected with a liquid storage tank 20, one end of the liquid storage tank 20, which is far away from the separator 5, is connected with a sewage discharge pipeline 21, the separated gas is circulated again, the liquid enters the liquid storage tank 20 for storage, and is discharged from the sewage discharge pipeline 21 after reaching a certain degree, and then enters the circulating compressor 7, and the circulation is carried out until the water in the regeneration tower 2 is completely volatilized.
As shown in fig. 1 and 3, since the regeneration system 3 is a closed system, during the heating process, the air pressure will also rise due to the temperature rise and the vaporization of moisture, and the pressure must be discharged and relieved when the pressure reaches the upper design limit, a pressure relief device 9 is arranged between the heater 8 and the air outlet pipe 24, the pressure relief device 9 is used for relieving the pressure, the pressure relief device 9 comprises a pressure relief check valve 15 and a second air pressure sensor 16, the pressure relief check valve 15 is connected with the adsorption device body 1 through a pressure relief pipeline 17, the air inlet pipe 22 is provided with a first diversion hole 23, the first diversion hole 23 is connected with the pressure relief pipeline 17, a second ventilation pipeline 18 is connected between one end of the pressure relief check valve 15, which is far away from the pressure relief pipeline 17, and the regeneration tower 2 and the cooler 4, the second air pressure sensor 16 is fixed in the second ventilation pipeline 18, a second controller 19 is connected between the second air pressure sensor 16 and the pressure relief check valve 15, when the second ventilation pipeline 18 is larger than the pressure relief pipeline 17, the second air pressure sensor 16 transmits a signal to the second controller 19, the second controller 19 controls the pressure relief check valve 15 to be opened, the gas in the second vent pipe 18 is discharged into the pressure relief pipe 17 through pressure, and after the pressure is maintained, the second controller 19 controls the pressure relief check valve 15 to be closed, so that the pressure of the second vent pipe 18 and the pressure relief pipe 17 is always maintained between differential pressures, and the safety of equipment parts of the regeneration system 3 is ensured.
Referring to fig. 1 and 2, a pressure compensating device 6 is arranged between a cooler 4 and an air inlet pipe 22, when cooling is performed, air pressure also drops due to gradual reduction of temperature, when pressure is too low, heat capacity caused by reduction of air volume also reduces, so that cooling time becomes very long and regeneration time control is not satisfied, and therefore pressure compensation needs to be performed through the pressure compensating device 6, the pressure compensating device 6 comprises a pressure compensating check valve 10 and a first air pressure sensor 11, the pressure compensating check valve 10 is connected with a pressure compensating pipeline 12 through an adsorption device body 1, a second diversion hole 25 is formed in an air outlet pipe 24, the second diversion hole 25 is connected with the pressure compensating pipeline 12, a first ventilation pipeline 13 is connected between one end of the pressure compensating check valve 10, which is far away from the pressure compensating pipeline 12, and a regeneration tower 2 and a heater 8, the first air pressure sensor 11 is fixed in the first ventilation pipeline 13, a first controller 14 is connected between the first air pressure sensor 11 and the pressure compensating check valve 10, when the first air pressure sensor 11 senses that the pressure in the first air duct 13 is smaller than that in the pressure supplementing duct 12, the first air pressure sensor 11 transmits a signal to the first controller 14, the first controller 14 controls the pressure supplementing one-way valve 10 to be opened, the raw material gas is discharged into the first air duct 13 from the pressure supplementing duct 12 through pressure, and after the pressure is kept, the first controller 14 controls the pressure supplementing one-way valve 10 to be closed, so that the pressure of the first air duct 13 and the pressure supplementing duct 12 is always kept between pressure differences.
Claims (6)
1. An efficient pressure-stabilizing regeneration pipeline used on a natural gas purification device comprises an adsorption device body (1) and a regeneration tower (2), it is characterized by also comprising a regeneration system (3) connected with the regeneration tower (2), the regeneration system (3) comprises a cooler (4) and a separator (5), one end of the cooler (4) is connected with the regeneration tower (2), a pressure compensating device (6) is arranged between the cooler (4) and the adsorption device body (1), the other end of the cooler (4) is connected with a separator (5), one end of the separator (5) far away from the cooler (4) is connected with a circulating compressor (7), one end of the circulating compressor (7) far away from the separator (5) is connected with a heater (8), and a pressure relief device (9) is arranged between the heater (8) and the adsorption device body (1).
2. The efficient pressure-stabilizing regeneration pipeline for the natural gas purification device according to claim 1, wherein the pressure-compensating device (6) comprises a pressure-compensating check valve (10) and a first air pressure sensor (11), the pressure-compensating check valve (10) is connected with the adsorption device body (1) to form a pressure-compensating pipeline (12), a first air vent pipeline (13) is connected between one end, far away from the pressure-compensating pipeline (12), of the pressure-compensating check valve (10) and the regeneration tower (2) and the heater (8), the first air pressure sensor (11) is fixed in the first air vent pipeline (13), and a first controller (14) is connected between the first air pressure sensor (11) and the pressure-compensating check valve (10).
3. The efficient pressure-stabilizing regeneration pipeline for the natural gas purification device according to claim 2, wherein the pressure relief device (9) comprises a pressure relief check valve (15) and a second air pressure sensor (16), the pressure relief check valve (15) is connected with the adsorption device body (1) to form a pressure relief pipeline (17), a second air vent pipeline (18) is connected between one end of the pressure relief check valve (15) far away from the pressure relief pipeline (17) and the regeneration tower (2) and the cooler (4), the second air pressure sensor (16) is fixed in the second air vent pipeline (18), and a second controller (19) is connected between the second air pressure sensor (16) and the pressure relief check valve (15).
4. The high-efficiency pressure-stabilizing regeneration pipeline for the natural gas purification device according to claim 3, characterized in that the separator (5) is connected with a liquid storage tank (20), and one end of the liquid storage tank (20) far away from the separator (5) is connected with a sewage discharge pipeline (21).
5. The high-efficiency pressure-stabilizing regeneration pipeline for the natural gas purification device according to claim 4, wherein one end of the adsorption device body (1) is connected with an air inlet pipe (22), the air inlet pipe (22) is provided with a first diversion hole (23), the first diversion hole (23) is connected with a pressure relief pipeline (17), the other end of the adsorption device body (1) is connected with an air outlet pipe (24), the air outlet pipe (24) is provided with a second diversion hole (25), and the second diversion hole (25) is connected with a pressure compensation pipeline (12).
6. The high-efficiency pressure-stabilizing regeneration pipeline for the natural gas purification device according to claim 5, characterized in that a plurality of control valves (26) are connected to the two ends of the regeneration tower (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120189777.2U CN214528881U (en) | 2021-01-22 | 2021-01-22 | Efficient pressure-stabilizing regeneration pipeline for natural gas purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120189777.2U CN214528881U (en) | 2021-01-22 | 2021-01-22 | Efficient pressure-stabilizing regeneration pipeline for natural gas purification device |
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| Publication Number | Publication Date |
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| CN214528881U true CN214528881U (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120189777.2U Active CN214528881U (en) | 2021-01-22 | 2021-01-22 | Efficient pressure-stabilizing regeneration pipeline for natural gas purification device |
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- 2021-01-22 CN CN202120189777.2U patent/CN214528881U/en active Active
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