CN216106806U - Skid-mounted natural gas drying device - Google Patents
Skid-mounted natural gas drying device Download PDFInfo
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- CN216106806U CN216106806U CN202120783845.8U CN202120783845U CN216106806U CN 216106806 U CN216106806 U CN 216106806U CN 202120783845 U CN202120783845 U CN 202120783845U CN 216106806 U CN216106806 U CN 216106806U
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- 238000001035 drying Methods 0.000 title claims abstract description 99
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 239000003345 natural gas Substances 0.000 title claims abstract description 38
- 239000007789 gas Substances 0.000 claims abstract description 127
- 230000008929 regeneration Effects 0.000 claims abstract description 83
- 238000011069 regeneration method Methods 0.000 claims abstract description 83
- 239000002994 raw material Substances 0.000 claims abstract description 27
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 239000010865 sewage Substances 0.000 claims description 21
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 239000002826 coolant Substances 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011143 downstream manufacturing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
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- Drying Of Gases (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a skid-mounted natural gas drying device which comprises a precooling mechanism, a water-cooling mechanism and a water-cooling mechanism, wherein the precooling mechanism is used for cooling natural gas and removing 75% of saturated water in the natural gas; the drying mechanism is used for drying the precooled raw material gas; and the regeneration gas treatment mechanism is used for treating the regeneration gas. In the utility model, the precooler set, the precooler and the precooling separator are added in front of the drying tower to cool the natural gas, and then the natural gas enters the drying tower to be dried, thereby greatly reducing the load of the drying tower, reducing the size of the drying tower, being convenient for the prying design and transportation of the natural gas drying device.
Description
Technical Field
The utility model relates to the field of cutting tools, in particular to a skid-mounted natural gas drying device.
Background
According to the traditional natural gas drying device, natural gas directly enters a drying bed layer, and directly enters a follow-up device after adsorption and dehydration through a bed layer molecular sieve, but the combination of the process is suitable for large natural gas drying treatment equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a skid-mounted natural gas drying device.
In order to achieve the purpose, the utility model adopts the following technical scheme: skid-mounted natural gas drying device includes:
the precooling mechanism is used for cooling the natural gas;
the drying mechanism is used for drying the precooled raw material gas;
and the regeneration gas treatment mechanism is used for treating the regeneration gas.
As a further description of the above technical solution:
the precooling mechanism comprises a precooling unit, a precooler and a precooling separator, wherein both sides of the precooling unit are fixedly connected with precooling medium pipelines, the other end of each precooling medium pipeline is fixedly connected with the precooler, one side of the precooler is fixedly connected with a feed gas pipeline, and the other side of the feed gas pipeline is sequentially provided with the precooler and the precooling separator.
As a further description of the above technical solution:
the regeneration gas processing mechanism includes regeneration gas heater, regeneration gas booster compressor, regeneration gas one-level cooler, programmable valve and regeneration gas separator, regeneration gas booster compressor one side is provided with regeneration gas pipeline and has set gradually regeneration gas booster compressor, regeneration gas heater, regeneration gas one-level cooler, precooler and regeneration gas separator on the regeneration gas pipeline.
As a further description of the above technical solution:
drying mechanism includes first drying tower and second drying tower, first drying tower and second drying tower pass through the regeneration gas pipeline and be connected with regeneration gas primary cooler, regeneration gas heater and regeneration gas booster compressor and first drying tower and second drying tower pass through the feed gas pipeline and link to each other with the external world with the precooling separator.
As a further description of the above technical solution:
the inner sides of the first drying tower and the second drying tower both adopt adsorption tower structures of composite beds.
As a further description of the above technical solution:
and program control valves are arranged on the feed gas pipeline and the regeneration gas pipeline at the two ends of the first drying tower and the second drying tower.
As a further description of the above technical solution:
and a BOG pipeline is fixedly connected to the outer side of the regenerated gas pipeline at the input end of the regenerated gas supercharger.
As a further description of the above technical solution:
and one side of the precooling separator is fixedly connected with an oil-containing sewage pipeline.
As a further description of the above technical solution:
the regeneration gas separator.
The utility model has the following beneficial effects:
according to the utility model, firstly, a precooler unit, a precooler and a precooling separator are added in front of a drying tower, the natural gas is subjected to cooling treatment to remove 75% of saturated water in the natural gas, and then the natural gas enters the drying tower to be subjected to drying treatment, so that the load of the drying tower is greatly reduced, the size of the drying tower is reduced, and the natural gas drying device can be conveniently designed and transported in a prying manner.
Drawings
Fig. 1 is an overall structural diagram of a skid-mounted natural gas drying device provided by the utility model;
fig. 2 is a detailed structural diagram of a skid-mounted natural gas drying device provided by the utility model.
Illustration of the drawings:
1. a precooling unit; 2. a precooler; 3. a pre-cooling separator; 4. a first drying tower; 5. a second drying tower; 6. a regeneration gas heater; 7. a regeneration gas supercharger; 8. a first-stage cooler for the regenerated gas; 9. a programmable valve; 10. a regeneration gas separator; 11. a pre-cooling medium conduit; 12. a feed gas pipeline; 13. a regeneration gas pipeline; 14. a BOG pipeline; 15. an oily sewage conduit; 16. a pre-cooling mechanism; 17. a drying mechanism; 18. Regeneration gas processing mechanism.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Referring to fig. 1-2, one embodiment of the present invention is provided: sled dress formula natural gas drying device includes:
the pre-cooling mechanism 16 is used for cooling the natural gas;
the drying mechanism 17, the drying mechanism 17 is used for drying the precooled raw material gas;
the regeneration gas treatment mechanism 18, the regeneration gas treatment mechanism 18 is used for treating the regeneration gas.
The raw material gas enters a precooler 2 through a raw material gas pipeline 12 for cooling, then enters a precooler separator 3 for separating oil-containing sewage and is discharged through an oil-containing sewage pipeline 15, then the raw material gas enters a first drying tower 4 or a second drying tower 5 for further moisture removal, the raw material gas with qualified dew point is conveyed to a downstream processing device through the raw material gas pipeline 12, the raw material gas quoted from a BOG pipeline 14 outside the drying device or the raw material gas quoted from the dried raw material gas pipeline 12 is used as regeneration gas for heating and cold blowing operation on the first drying tower 4 or the second drying tower 5 to realize regeneration operation of a bed layer, the regeneration gas firstly enters a regeneration gas primary cooler 8 after passing through the first drying tower 4 or the second drying tower 5 and then enters the precooler 2, then condensed oil-containing sewage is separated in a regeneration gas separator 10, and the oil-containing sewage is discharged through the oil-containing sewage pipeline 15, the regenerated gas is converged into a raw material gas pipeline 12 in front of the drying tower, and the cold quantity required by the precooler 2 is circularly provided by a precooling medium conveyed by the precooling medium pipeline 11 by the precooler unit 1, so that the dehydration and drying effects of the natural gas are realized.
The pre-cooling mechanism 16 comprises a pre-cooling unit 1, a pre-cooler 2 and a pre-cooling separator 3, wherein both sides of the pre-cooling unit 1 are fixedly connected with a pre-cooling medium pipeline 11, the other end of the pre-cooling medium pipeline 11 is fixedly connected with the pre-cooler 2, one side of the pre-cooler 2 is fixedly connected with a raw material gas pipeline 12, and the other side of the raw material gas pipeline 12 is sequentially provided with the pre-cooler 2 and the pre-cooling separator 3, so that the natural gas is cooled, and 75% of saturated water in the natural gas is removed.
The regeneration gas treatment mechanism 18 comprises a regeneration gas heater 6, a regeneration gas supercharger 7, a regeneration gas primary cooler 8, a programmable valve 9 and a regeneration gas separator 10, wherein a regeneration gas pipeline 13 is arranged on one side of the regeneration gas supercharger 7, the regeneration gas heater 6, the regeneration gas primary cooler 8, a precooler 2 and the regeneration gas separator 10 are sequentially arranged on the regeneration gas pipeline 13, and the regeneration gas is subjected to heating treatment after passing through the regeneration gas pipeline 13.
The drying mechanism 17 comprises a first drying tower 4 and a second drying tower 5, the first drying tower 4 and the second drying tower 5 are connected with a first-stage cooler 8 of regenerated gas, a regenerated gas heater 6 and a regenerated gas supercharger 7 through a regenerated gas pipeline 13, the first drying tower 4 and the second drying tower 5 are connected with a precooling separator 3 and the outside through a raw material gas pipeline 12, and the precooled raw material gas is dried.
The inner sides of the first drying tower 4 and the second drying tower 5 both adopt an adsorption tower structure of a composite bed layer, the drying adopts a double-tower mode, and the switching is realized by setting a switch of the control program control valve 9 through a program.
The raw material gas pipeline 12 and the regeneration gas pipeline 13 at the two ends of the first drying tower 4 and the second drying tower 5 are both provided with program control valves 9, the drying adopts a double-tower mode, and the switching is realized by setting and controlling the switches of the program control valves 9 through programs.
The outer side of a regeneration gas pipeline 13 at the input end of the regeneration gas supercharger 7 is fixedly connected with a BOG pipeline 14, the regeneration gas can use external BOG or dried feed gas, and finally the regeneration gas is converged into a feed gas pipeline 12 in front of a drying tower.
An oily sewage pipeline 15 is fixedly connected to one side of the pre-cooling separator 3, and sewage separated by the pre-cooling separator 3 is discharged from the oily sewage pipeline 15.
The other end of the regeneration gas separator 10 is fixedly connected with an oil-containing sewage pipeline 15, the condensed oil-containing sewage is separated in the regeneration gas separator 9, and the oil-containing sewage is discharged through the oil-containing sewage pipeline 15.
The working principle is as follows: the raw material gas enters a precooler 2 through a raw material gas pipeline 12 for cooling, then enters a precooler separator 3 for separating oil-containing sewage and is discharged through an oil-containing sewage pipeline 15, then the raw material gas enters a first drying tower 4 or a second drying tower 5 for further moisture removal, the raw material gas with qualified dew point is conveyed to a downstream processing device through the raw material gas pipeline 12, the raw material gas quoted from a BOG pipeline 14 outside the drying device or the raw material gas quoted from the dried raw material gas pipeline 12 is used as regeneration gas for heating and cold blowing operation on the first drying tower 4 or the second drying tower 5 to realize regeneration operation of a bed layer, the regeneration gas firstly enters a regeneration gas primary cooler 8 after passing through the first drying tower 4 or the second drying tower 5 and then enters the precooler 2, then condensed oil-containing sewage is separated in a regeneration gas separator 10, and the oil-containing sewage is discharged through the oil-containing sewage pipeline 15, the regeneration gas is converged into a raw material gas pipeline 12 in front of the drying tower, and the cold quantity required by the precooler 2 is circularly provided by a precooling medium conveyed by the precooling unit 1 through a precooling medium pipeline 11, so that the dehydration and drying effects of the natural gas are realized.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (9)
1. The utility model provides a sled dress formula natural gas drying device which characterized in that: skid-mounted natural gas drying device includes:
the pre-cooling mechanism (16), the pre-cooling mechanism (16) is used for cooling the natural gas;
the drying mechanism (17), the said drying mechanism (17) is used for carrying on the dry treatment through the precooled raw materials gas;
a regeneration gas treatment mechanism (18), wherein the regeneration gas treatment mechanism (18) is used for treating the regeneration gas.
2. The skid-mounted natural gas drying device according to claim 1, wherein: precooling mechanism (16) are including precooling unit (1), precooler (2) and precooling separator (3), the equal fixed connection precooler (2) of the other end of the equal fixedly connected with precooling medium pipeline (11) of precooling unit (1) both sides and precooling medium pipeline (11), one side fixedly connected with feed gas pipeline (12) and feed gas pipeline (12) of precooler (2) go up the opposite side and have set gradually precooler (2) and precooling separator (3).
3. The skid-mounted natural gas drying device according to claim 1, wherein: the regeneration gas treatment mechanism (18) comprises a regeneration gas heater (6), a regeneration gas supercharger (7), a regeneration gas primary cooler (8), a program control valve (9) and a regeneration gas separator (10), wherein the regeneration gas supercharger (7), the regeneration gas heater (6), the regeneration gas primary cooler (8), a precooler (2) and the regeneration gas separator (10) are sequentially arranged on one side of the regeneration gas supercharger (7) and a regeneration gas pipeline (13).
4. The skid-mounted natural gas drying device according to claim 1, wherein: drying mechanism (17) include first drying tower (4) and second drying tower (5), first drying tower (4) and second drying tower (5) through regeneration gas pipeline (13) with regeneration gas primary cooler (8), regeneration gas heater (6) and regeneration gas booster compressor (7) be connected and first drying tower (4) and second drying tower (5) link to each other with the external world through feed gas pipeline (12) and precooling separator (3).
5. The skid-mounted natural gas drying device according to claim 4, wherein: the inner sides of the first drying tower (4) and the second drying tower (5) both adopt an adsorption tower structure of a composite bed layer.
6. The skid-mounted natural gas drying device according to claim 4, wherein: and the feed gas pipeline (12) and the regeneration gas pipeline (13) at the two ends of the first drying tower (4) and the second drying tower (5) are respectively provided with a program control valve (9).
7. The skid-mounted natural gas drying device according to claim 3, wherein: the outer side of a regeneration gas pipeline (13) at the input end of the regeneration gas supercharger (7) is fixedly connected with a BOG pipeline (14).
8. The skid-mounted natural gas drying device according to claim 2, wherein: one side of the precooling separator (3) is fixedly connected with an oil-containing sewage pipeline (15).
9. The skid-mounted natural gas drying device according to claim 3, wherein: the other end of the regeneration gas separator (10) is fixedly connected with an oil-containing sewage pipeline (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120783845.8U CN216106806U (en) | 2021-04-16 | 2021-04-16 | Skid-mounted natural gas drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120783845.8U CN216106806U (en) | 2021-04-16 | 2021-04-16 | Skid-mounted natural gas drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216106806U true CN216106806U (en) | 2022-03-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120783845.8U Active CN216106806U (en) | 2021-04-16 | 2021-04-16 | Skid-mounted natural gas drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216106806U (en) |
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2021
- 2021-04-16 CN CN202120783845.8U patent/CN216106806U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 276000 2 km north of Kunming Road and Chang'an Road, economic development zone, Linyi City, Shandong Province Patentee after: Shandong Juchuang Energy Group Co.,Ltd. Country or region after: China Address before: 276000 km north of Kunming Road and he Chang'an Road, Linyi Economic Development Zone, Shandong Province Patentee before: Shandong juchuang Gas Equipment Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |