CN204933178U - Dry gas seals source of the gas pretreatment system - Google Patents
Dry gas seals source of the gas pretreatment system Download PDFInfo
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- CN204933178U CN204933178U CN201520686692.XU CN201520686692U CN204933178U CN 204933178 U CN204933178 U CN 204933178U CN 201520686692 U CN201520686692 U CN 201520686692U CN 204933178 U CN204933178 U CN 204933178U
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- gas
- filter
- filter element
- pretreatment system
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- 239000007788 liquid Substances 0.000 claims abstract description 29
- 238000000926 separation method Methods 0.000 claims abstract description 22
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 abstract description 24
- 239000012535 impurity Substances 0.000 abstract description 8
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract description 4
- 235000011941 Tilia x europaea Nutrition 0.000 abstract description 4
- 239000004571 lime Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 59
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 12
- 239000003345 natural gas Substances 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 239000007787 solid Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to dry gas seals source of the gas pretreatment system, comprise the separative element and filter element that are connected, there is the gas-liquid separation device be connected with the filter element of sedimentary gathering-device and filtering gas respectively in described separative element, gathering-device outlet and filter element in filter export be connected to condensate drain pipeline respectively, gathering-device is also provided with emptying passage.Dry gas seals source of the gas pretreatment system of the present utility model, the a large amount of impurity contained in process gas bad for working condition can be separated effectively with lime set, significantly save the cost adopting separately outside clean source of the gas, also the equipment obviously simplifying technique wiring thus and use, effectively reduce the operating cost of manufacturing enterprise, ensured that dry gas sealing device safely and steadily runs.
Description
Technical field
The utility model relates to the system of compressor dry gas seals, is dry gas seals source of the gas pretreatment system concretely.
Background technology
In the application apparatus of compressor dry gas seals, major part natural gas line compressor is due to reasons such as natural gas itself and pipeline constructions, be transported in the natural gas of natural gas compressor station containing a large amount of impurity particles and moisture content or lime set, when compressor bank is driven, if directly use natural gas as driving source of the gas, then can cause the damage of dry gas seals, scene often adopts liquid nitrogen as driving source of the gas, need for liquid nitrogen lays special pipeline, the cost that such equipment runs can be very high simultaneously.
Utility model content
The utility model provides a kind of dry gas seals source of the gas pretreatment system, the a large amount of impurity contained in process gas bad for working condition and lime set are separated, avoid adopting outside clean source of the gas separately, to reduce the operating cost of manufacturing enterprise and to have ensured that dry gas seals safely and steadily runs.
Dry gas seals source of the gas pretreatment system of the present utility model, comprise the separative element and filter element that are connected, there is the gas-liquid separation device be connected with the filter element of sedimentary gathering-device and filtering gas respectively in described separative element, gathering-device outlet and filter element in filter export be connected to condensate drain pipeline respectively, gathering-device is also provided with emptying passage.This system is passed through first by Separation of Solid and Liquid, then filters gas further, thus the process gas such as the natural gas making working condition bad are purified as spendable source of the gas.Gas in separative element and the separator of solid-liquid can adopt the existing separator used at present such as cyclonic separation, gravitational settling, by entrained solid particle and drop separation in process gas out, be deposited in gathering-device along separator inwall, discharged finally by condensate drain pipeline, the process gas after separation is transported to filter element.Further filtered impurity residual in process gas by the filter of filter element, finally export spendable process gas, the impurity after filtration is discharged by condensate drain pipeline equally.The mode that traditional liquid nitrogen is driven can be improved to directly adopt gas in gas pipeline as driving gas thus, not only significantly save liquid nitrogen, reduce operating cost, it also avoid specially for liquid nitrogen lays pipeline simultaneously, it also avoid the problems that liquid nitrogen may occur in transportation in addition, make whole technique obtain obvious simplification.
Further, the gas-liquid separation device in described separative element is also provided with liquid level alarm device, can report to the police when the liquid level in gas-liquid separation device reaches calibration position, reminds and processes accordingly.
Further, be also provided with the branched bottom that the port of export is connected to the band abacus of condensate drain pipeline in the emptying passage of gathering-device, when the system is operating, this branched bottom should maintain gas to be passed through, and blocks to prevent the upper and lower path of gathering-device.
Further, walk abreast with the orifice plate in described branched bottom the bypass being provided with and having the first stop valve.When orifice plate cisco unity malfunction, the first described stop valve can be opened, the first stop valve is adjusted to the pressure required for work, make the gas in gathering-device pass through bypass discharge leg.
On this basis, process gas after being separated to make solid and gas more fully filters, in filter element, at least can be provided with the first filter element and the second filter element that connect successively, the first filter in the first filter element is connected with the 3rd filter in the second filter element.By the filter element of at least two-stage, the residual impurity in process gas is fully filtered, make final output gas farthest pure.
Optionally, also having in the first filter element walks abreast with the first filter arranges and is connected to the second filter of the 3rd filter of the second filter element, and first differential pressure gauge that arrange corresponding to the first filter and the 5th valve arrangement, the path of the second filter is provided with the 6th valve arrangement.When the pressure reduction of the first differential pressure gauge display reaches setting value, the 6th valve arrangement on the second filter path can be opened, close five valve arrangement corresponding with the first filter, second filter being come into operation, making process gas by being transported to the second filter element after the second filtration devices.
Conveniently deashing is carried out to filter plant, the blowback pipeline comprising the 7th valve arrangement can be provided with at the port of export of described first filter and/or the second filter, by the process gas blowback of itself, ash is blown to filter clean, avoid the filter core of filter to block.
Optionally, second differential pressure gauge corresponding with the 3rd filter and the 8th valve arrangement is also provided with in second filter element, and nine valve arrangement parallel with the 3rd filter, if the force value of the 3rd filter of the second filter element is excessive, then open the 9th valve arrangement, close the 8th gate valve that the 3rd filter is corresponding, nine valve arrangement of process gas by bypass line is transported in follow-up system.
Optionally, the port of export of the second filter element is provided with the 4th Pressure gauge, monitors the pressure of final output.
Optionally, before the entrance point of the gas-liquid separation device in separative element, be also provided with the first valve arrangement and the first Pressure gauge that are connected, input gas is controlled and pressure detecting.
Dry gas seals source of the gas pretreatment system of the present utility model, the a large amount of impurity contained in process gas bad for working condition can be separated effectively with lime set, significantly save the cost adopting separately outside clean source of the gas, also the equipment obviously simplifying technique wiring thus and use, effectively reduce the operating cost of manufacturing enterprise, ensured that dry gas sealing device safely and steadily runs.
Below in conjunction with the detailed description of the invention of embodiment, teachings herein is described in further detail again.But this should be interpreted as that the scope of the above-mentioned theme of the application is only limitted to following example.Do not departing from above-mentioned technological thought situation, the various replacement made according to ordinary skill knowledge and customary means or change, all should be included in the scope of the application.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the utility model dry gas seals source of the gas pretreatment system.
Detailed description of the invention
The utility model dry gas seals source of the gas pretreatment system as described in Figure 1, comprises separative element 2, first filter element 3 and the second filter element 4 that are connected successively with gas pipeline 1.There is the gas-liquid separation device 203 be connected with the first filter element 3 of sedimentary gathering-device 207 and filtering gas respectively in described separative element 2, gas-liquid separation device 203 is also provided with liquid level alarm device 204, when the liquid level in gas-liquid separation device 203 reaches calibration position, liquid level alarm device 204 is reported to the police, and reminds and processes accordingly.Be provided with the first valve arrangement 201 and the first Pressure gauge 202 be connected before the entrance point of gas-liquid separation device 203, the input gas of gas pipeline 1 is controlled and pressure detecting.Gathering-device 207 exports and is connected to the second Pressure gauge 209 the condensate drain pipeline 9 be connected with condensate drain gathering-device 6 by ball valve 206, choke valve 208, and condensate drain pipeline 9 is provided with the 4th valve arrangement 8 of the forms such as stop valve.Gathering-device 207 is also provided with the emptying passage of the 3rd valve arrangement 210 of the forms such as gate valve, also be provided with the port of export is connected to the band abacus 212 of condensate drain pipeline 9 branched bottom by the 3rd valve arrangement 210 in emptying passage, be provided with the bypass with the first stop valve 213 with described orifice plate 212 is parallel.When the system is operating, this branched bottom should maintain gas to be passed through, and blocks to prevent the upper and lower path of gathering-device 207.Described branched bottom is emptying by the 4th valve arrangement 214 in emptying passage.Gas-liquid separation device 203 is by the separate mode such as cyclonic separation, gravitational settling, in the process gas input gas pipeline 1, entrained solid particle and drop separation are out, be deposited in gathering-device 207 along gas-liquid separation device 203 inwall, be disposed to condensate drain gathering-device 6 finally by condensate drain pipeline 9, the process gas after separation is transported to the first filter element 3.
The gas-liquid separation device 203 of separative element 2 is connected with the first filter 301 in the first filter element 3, and the outlet of the first filter 301 is connected to the 3rd filter 401 in the second filter element 4.First filter 301 and the second filter element 4 are all for filtering further impurity residual in process gas.Also be provided with in the first filter element 3 and walk abreast and same the second filter 302 being also connected to the 3rd filter 401 of the second filter element 4 with the first filter 301, between the rear and front end of the first filter 301 and the second filter 302, also correspondence is provided with the first differential pressure gauge 303, and is respectively equipped with the 5th valve arrangement 304 and the 6th valve arrangement 305.When the pressure reduction that the first differential pressure gauge 303 shows reaches setting value, described 6th valve arrangement 305 can be opened, and close five valve arrangement 304 corresponding with the first filter 301, by the second filter 302 is come into operation, active channel is switched to the second filter 302, (or on the contrary, active channel being switched to the first filter 301 by the second filter 302) in the second filter element 4 is transported to after process gas is filtered by the second filter 302.Described first filter 301, second filter 302 and the 3rd filter 401 are respectively equipped with the outlet being connected to condensate drain pipeline 9.The blowback pipeline comprising the 7th valve arrangement 306 is also provided with, so that with process gas to the first filter 301 or the clear dirt of the second filter 302 blowback at the port of export of the first filter 301 and the second filter 302.
Second differential pressure gauge 402 corresponding with the 3rd filter 401 and the 8th valve arrangement 403 is provided with in second filter element 4, and nine valve arrangement 404 parallel with the 3rd filter 401.If the force value of the 3rd filter 401 is excessive, then open the 9th valve arrangement 404, close the 8th gate valve 403 of the 3rd filter 401 correspondence, nine valve arrangement 404 of process gas by bypass line is transported in follow-up system 5.The port of export of the second filter element 4 is also provided with the 4th Pressure gauge 7, monitors the pressure of final output.
Claims (10)
1. dry gas seals source of the gas pretreatment system, it is characterized by: comprise the separative element (2) and filter element that are connected, there is the gas-liquid separation device (203) be connected with the filter element of sedimentary gathering-device (207) and filtering gas respectively in described separative element (2), gathering-device (207) outlet and filter element in filter export be connected to condensate drain pipeline (9) respectively, gathering-device (207) is also provided with emptying passage.
2. dry gas seals source of the gas pretreatment system as claimed in claim 1, is characterized by: the gas-liquid separation device (203) in described separative element (2) is also provided with liquid level alarm device (204).
3. dry gas seals source of the gas pretreatment system as claimed in claim 1, is characterized by: be also provided with the branched bottom that the port of export is connected to the band abacus (212) of condensate drain pipeline (9) in the emptying passage of gathering-device (207).
4. dry gas seals source of the gas pretreatment system as claimed in claim 3, is characterized by: be provided with the bypass with the first stop valve (213) with the orifice plate (212) in described branched bottom is parallel.
5. the dry gas seals source of the gas pretreatment system as described in one of Claims 1-4, it is characterized by: described filter element at least includes the first filter element (3) and the second filter element (4) that connect successively, the first filter (301) in the first filter element (3) is connected with the 3rd filter (401) in the second filter element (4).
6. dry gas seals source of the gas pretreatment system as claimed in claim 5, it is characterized by: also have in the first filter element (3) and parallelly with the first filter (301) arrange and be connected to second filter (302) of the 3rd filter (401) of the second filter element (4), first differential pressure gauge (303) that arrange corresponding to the first filter (301) and the 5th valve arrangement (304), the path of the second filter (302) is provided with the 6th valve arrangement (305).
7. dry gas seals source of the gas pretreatment system as claimed in claim 6, is characterized by: be provided with at the port of export of described first filter (301) and/or the second filter (302) the blowback pipeline comprising the 7th valve arrangement (306).
8. dry gas seals source of the gas pretreatment system as claimed in claim 5, it is characterized by: in the second filter element (4), be also provided with second differential pressure gauge (402) corresponding with the 3rd filter (401) and the 8th valve arrangement (403), and nine valve arrangement (404) parallel with the 3rd filter (401).
9. dry gas seals source of the gas pretreatment system as claimed in claim 5, is characterized by: the port of export of the second filter element (4) is provided with the 4th Pressure gauge (7).
10. dry gas seals source of the gas pretreatment system as claimed in claim 5, is characterized by: be provided with the first valve arrangement (201) be connected and the first Pressure gauge (202) before the entrance point of the gas-liquid separation device (203) in separative element (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520686692.XU CN204933178U (en) | 2015-09-08 | 2015-09-08 | Dry gas seals source of the gas pretreatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520686692.XU CN204933178U (en) | 2015-09-08 | 2015-09-08 | Dry gas seals source of the gas pretreatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204933178U true CN204933178U (en) | 2016-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520686692.XU Active CN204933178U (en) | 2015-09-08 | 2015-09-08 | Dry gas seals source of the gas pretreatment system |
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| CN (1) | CN204933178U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909497A (en) * | 2016-04-18 | 2016-08-31 | 中国神华能源股份有限公司 | Sealing system for process gas and processing method for sealed process gas |
-
2015
- 2015-09-08 CN CN201520686692.XU patent/CN204933178U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909497A (en) * | 2016-04-18 | 2016-08-31 | 中国神华能源股份有限公司 | Sealing system for process gas and processing method for sealed process gas |
| CN105909497B (en) * | 2016-04-18 | 2018-09-14 | 中国神华能源股份有限公司 | The processing method of the sealing system and sealing technology gas of process gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Yi Inventor after: Liu Yuzhan Inventor after: Li Pei Inventor after: Schaudinn Inventor after: Deng Wencai Inventor after: Cao Lei Inventor before: Li Pei Inventor before: Li Xuejun Inventor before: Liu Hong Inventor before: Li Yi Inventor before: Liu Yuzhan Inventor before: Schaudinn Inventor before: Cao Lei |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160622 Address after: 610041 Chengdu high tech Zone, Sichuan province sublimation Road No. 6 Patentee after: SOUTHWEST PIPELINE BRANCH OF PETROCHINA Co.,Ltd. Patentee after: SICHUAN SUNNY SEAL Co.,Ltd. Address before: 610045 Sichuan city of Chengdu province Wuhou District Vuko Xisi Road No. 8 Patentee before: SICHUAN SUNNY SEAL Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 610041 No. 6, sublimation Road, hi tech Zone, Sichuan, Chengdu Co-patentee after: Zhongmi Holding Co.,Ltd. Patentee after: SOUTHWEST PIPELINE BRANCH OF PETROCHINA Co.,Ltd. Address before: 610041 No. 6, sublimation Road, hi tech Zone, Sichuan, Chengdu Co-patentee before: SICHUAN SUNNY SEAL Co.,Ltd. Patentee before: SOUTHWEST PIPELINE BRANCH OF PETROCHINA Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211110 Address after: Room 08-10, 6 / F, block a, No. 5, Dongtucheng Road, Chaoyang District, Beijing 100013 Patentee after: National Petroleum and natural gas pipeline network Group Co.,Ltd. Patentee after: Zhongmi Holding Co.,Ltd. Address before: 610041 No. 6, Shenghua Road, high tech Zone, Chengdu, Sichuan Patentee before: SOUTHWEST PIPELINE BRANCH OF PETROCHINA Co.,Ltd. Patentee before: Zhongmi Holding Co.,Ltd. |