CN210398405U - Fuel gas pressure regulating system - Google Patents
Fuel gas pressure regulating system Download PDFInfo
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- CN210398405U CN210398405U CN201921183580.7U CN201921183580U CN210398405U CN 210398405 U CN210398405 U CN 210398405U CN 201921183580 U CN201921183580 U CN 201921183580U CN 210398405 U CN210398405 U CN 210398405U
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- regulating pipeline
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Abstract
The utility model relates to a from the generator/compressor fuel gas pressure regulating technical field of the coal bed gas/natural gas collection booster station of electricity generation, in particular to fuel gas pressure regulating system. The device's pressure regulating pipeline upper reaches manifold links to each other with II front ends of pressure regulating pipeline I and pressure regulating pipeline respectively, and pressure regulating pipeline lower reaches manifold links to each other with II tails of pressure regulating pipeline I and pressure regulating pipeline respectively, sets up gas flow metering device on the pressure regulating pipeline upper reaches manifold, sets up air-vent valve device I on the pressure regulating pipeline I, and this air-vent valve device I adopts pneumatic air-vent valve or electronic air-vent valve, sets up manual valve on the pressure regulating pipeline I of the front and back end of air-vent valve device I respectively. The utility model discloses an adopt the pressure regulating pipeline of different pressure regulating principles each other for reserve, have that pressure regulating pipeline pressure follows the advantage that the ability is strong, the reaction is rapid, control accuracy is high, long service life, guaranteed the reliable continuous operation of fuel gas pressure regulating system.
Description
The technical field is as follows:
the utility model relates to a from the generator/compressor fuel gas pressure regulating technical field of the coal bed gas/natural gas collection booster station of electricity generation, in particular to fuel gas pressure regulating system.
Background art:
the fuel gas pressure regulating system is used as a fuel gas pressure regulating and stabilizing device of a coal bed gas/natural gas collection and pressurization station yard, and is very widely applied. The fuel gas pressure regulating system widely adopted at present has the following defects from the aspects of working principle and user reflection: 1. the pressure regulating pipeline is not standby, and the failure of the pressure regulating equipment easily causes the interruption of gas supply; 2. the device can not meet the places with large air source pressure fluctuation and high pressure regulation and stabilization precision requirements; the service life of the main pressure regulating part is relatively short, the main pressure regulating part needs to be replaced every 1 month to half a year, and the production and operation cost is high; 3. the commissioning procedure of the pressure regulating system is complicated, and the system adaptability is poor; especially in the fuel gas pressure regulating system with small pipe volume and low pressure, the defects of system followability and followability are very obvious, and the system is often shut down due to air source and load fluctuation to influence the continuous operation of the whole production.
The utility model has the following contents:
the to-be-solved technical problem of the utility model is to provide a fuel gas pressure regulating system, the device have realized that the pressure regulating pipeline that adopts different pressure regulating principles is each other for reserve, have that pressure regulating pipeline pressure follows the advantage that the ability is strong, the reaction is rapid, control accuracy is high, long service life, has guaranteed the reliable continuous operation of fuel gas pressure regulating system. The defects that the pressure regulating pipeline of the conventional fuel gas pressure regulating system is not reserved, the pressure regulating equipment breaks down to easily cause air supply interruption, the production and operation cost is high, and the system adaptability is poor are overcome.
The utility model adopts the technical proposal that: a fuel gas pressure regulating system comprises a pressure regulating pipeline upstream manifold and a pressure regulating pipeline downstream manifold; the pressure regulating device comprises a pressure regulating pipeline I and a pressure regulating pipeline II, a pressure regulating pipeline upstream manifold is connected with the front ends of the pressure regulating pipeline I and the pressure regulating pipeline II respectively, a gas flow metering device is arranged on the pressure regulating pipeline upstream manifold, a pressure regulating valve device I is arranged on the pressure regulating pipeline I, the pressure regulating valve device I adopts a pneumatic pressure regulating valve or an electric pressure regulating valve, manual valves are arranged on the pressure regulating pipeline I at the front end and the rear end of the pressure regulating valve device I respectively, a pressure regulating valve device II is arranged on the pressure regulating pipeline II, the pressure regulating valve device II adopts a self-operated pressure regulating valve or two self-operated pressure regulating valves connected in sequence, manual valves are arranged on the pressure regulating pipeline II at the front end and the rear end of the pressure regulating valve device II respectively, and a pressure transmitter is arranged on the pressure regulating pipeline downstream.
And a low-point liquid discharge valve is arranged on a pressure regulating pipeline I at the front end of the pressure regulating valve device I.
The utility model has the advantages that: the utility model discloses an adopt the pressure regulating pipeline of different pressure regulating principles each other for reserve, have that pressure regulating pipeline pressure follows the advantage that the ability is strong, the reaction is rapid, control accuracy is high, long service life, guaranteed the reliable continuous operation of fuel gas pressure regulating system.
Description of the drawings:
the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of the present invention.
The specific implementation mode is as follows:
as shown in FIG. 1, a fuel gas pressure regulating system comprises a pressure regulating pipeline upstream manifold and a pressure regulating pipeline downstream manifold; the method is characterized in that: the pressure regulating device comprises a pressure regulating pipeline I and a pressure regulating pipeline II, a pressure regulating pipeline upstream manifold is connected with the front ends of the pressure regulating pipeline I and the pressure regulating pipeline II respectively, a pressure regulating pipeline downstream manifold is connected with the tail ends of the pressure regulating pipeline I and the pressure regulating pipeline II respectively, a gas flow metering device 5 is arranged on the pressure regulating pipeline upstream manifold, a pressure regulating valve device I2 is arranged on the pressure regulating pipeline I, the pressure regulating valve device I2 adopts a pneumatic pressure regulating valve or an electric pressure regulating valve, manual valves 3 are arranged on the pressure regulating pipeline I at the front end and the rear end of the pressure regulating valve device I2 respectively, a pressure regulating valve device II is arranged on the pressure regulating pipeline II, the pressure regulating valve device II adopts a self-operated pressure regulating valve 1 or two self-operated pressure regulating valves 1 which are connected in sequence, manual valves 3 are arranged on the pressure regulating pipeline II at the.
And a low-point liquid discharge valve 6 is arranged on a pressure regulating pipeline I at the front end of the pressure regulating valve device I2.
It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (2)
1. A fuel gas pressure regulating system comprises a pressure regulating pipeline upstream manifold and a pressure regulating pipeline downstream manifold; the method is characterized in that: the fuel gas pressure regulating device further comprises a pressure regulating pipeline I and a pressure regulating pipeline II, wherein an upstream manifold of the pressure regulating pipeline is respectively connected with the front ends of the pressure regulating pipeline I and the pressure regulating pipeline II, a downstream manifold of the pressure regulating pipeline is respectively connected with the tail ends of the pressure regulating pipeline I and the pressure regulating pipeline II, a fuel gas flow metering device (5) is arranged on the upstream manifold of the pressure regulating pipeline, a pressure regulating valve device I (2) is arranged on the pressure regulating pipeline I, the pressure regulating valve device I (2) adopts a pneumatic pressure regulating valve or an electric pressure regulating valve, manual valves (3) are respectively arranged on pressure regulating pipelines I at the front end and the rear end of the pressure regulating valve device I (2), a pressure regulating valve device II is arranged on a pressure regulating pipeline II, the pressure regulating valve device II adopts a self-operated pressure regulating valve (1) or two self-operated pressure regulating valves (1) which are connected in sequence, and manual valves (3) are respectively arranged on pressure regulating pipelines II at the front end and the rear end of the pressure regulating valve device II, and pressure transmitters (4) are arranged on manifolds at the downstream of the pressure regulating pipelines.
2. A fuel gas pressure regulating system according to claim 1, wherein: and a low-point liquid discharge valve (6) is arranged on a pressure regulating pipeline I at the front end of the pressure regulating valve device I (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921183580.7U CN210398405U (en) | 2019-07-25 | 2019-07-25 | Fuel gas pressure regulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921183580.7U CN210398405U (en) | 2019-07-25 | 2019-07-25 | Fuel gas pressure regulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210398405U true CN210398405U (en) | 2020-04-24 |
Family
ID=70358060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921183580.7U Active CN210398405U (en) | 2019-07-25 | 2019-07-25 | Fuel gas pressure regulating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210398405U (en) |
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2019
- 2019-07-25 CN CN201921183580.7U patent/CN210398405U/en active Active
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201124 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: LIAOHE PETROLEUM EXPLORATION BUREAU Co.,Ltd. Address before: 124010 No. 93, oil street, Xinglongtai District, Liaoning, Panjin Patentee before: CHINA LIAOHE PETROLEUM ENGINEERING Co.,Ltd. |