CN219711490U - Natural gas coal bed gas thing networking drainage control system - Google Patents
Natural gas coal bed gas thing networking drainage control system Download PDFInfo
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- CN219711490U CN219711490U CN202223608070.4U CN202223608070U CN219711490U CN 219711490 U CN219711490 U CN 219711490U CN 202223608070 U CN202223608070 U CN 202223608070U CN 219711490 U CN219711490 U CN 219711490U
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- gas
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- bed gas
- coal bed
- bottom hole
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- 239000007789 gas Substances 0.000 title claims abstract description 80
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 239000003245 coal Substances 0.000 title claims abstract description 36
- 239000003345 natural gas Substances 0.000 title claims abstract description 22
- 230000006855 networking Effects 0.000 title claims description 4
- 238000012544 monitoring process Methods 0.000 claims abstract description 25
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims abstract description 12
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 230000001012 protector Effects 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000004891 communication Methods 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000013518 transcription Methods 0.000 description 1
- 230000035897 transcription Effects 0.000 description 1
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a natural gas coal bed gas Internet of things drainage control system, which relates to the technical field of coal bed gas exploitation, and particularly comprises a control cabinet, an electric control valve, a motor, a gas flowmeter, an electromagnetic flowmeter, a bottom hole flow pressure sensor, a bottom hole temperature sensor, a sleeve pressure sensor, a hydrogen sulfide sensor and a cloud platform remote monitoring control system, wherein the gas flowmeter is arranged on an exhaust pipe of a wellhead, and the electromagnetic flowmeter is arranged on a drain pipe of the wellhead. According to the natural gas coal-bed gas Internet of things drainage control system, remote centralized monitoring control of coal-bed gas well drainage is achieved, real-time data, historical data and early warning information of a coal-bed gas well can be checked remotely through the cloud platform, the high standard drainage level of the coal-bed gas is effectively improved through information summarizing analysis, continuous and stable drainage of the coal-bed gas well is achieved, and meanwhile labor cost, labor intensity and operation safety risk are greatly reduced.
Description
Technical Field
The utility model relates to the technical field of coal bed gas exploitation, in particular to a natural gas coal bed gas Internet of things drainage control system.
Background
Coal bed gas is a gas resource associated with coal, refers to hydrocarbon gas stored in a coal bed, takes methane as a main component, and belongs to unconventional natural gas. The underground water is required to be continuously discharged in the production process of the coal bed gas, so that the bottom hole pressure is reduced, and the coal bed gas is desorbed to be discharged in a gas state. In order to ensure stable production and high production of the coal-bed gas well, the drainage and production intensity must be reasonably arranged, and if the drainage and production intensity is too high, serious damage to a reservoir layer and low production are caused; if the drainage strength is too low, development costs will be greatly increased.
The domestic part of companies still adopt manual inspection, on-site transcription and data collection, and after the collection, the collection and analysis are carried out by a production department, and a traditional production mode of discharging and mining adjustment commands is issued. Because the coal-bed gas well is scattered in position and far away, the information acquisition period is long, the cost is high, the timeliness is poor, the labor is excessively relied on, and the efficiency is low, so that the high-standard production requirement cannot be met; when abnormal conditions occur, abnormal information cannot be timely obtained and adjusted, and stable and high yield cannot be guaranteed.
Therefore, the utility model provides a complete local/remote collaborative coal bed methane Internet of things drainage control system.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a natural gas coal bed methane Internet of things drainage control system, which solves the problems in the background art.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the natural gas coal bed gas Internet of things drainage control system comprises a control cabinet, wherein a frequency converter, a programmable logic controller, an acquisition module, a local display control module, a DTU, an electric energy meter, a temperature and humidity sensor, a fan, a brake resistor, a guide rail, an air switch, a surge protector, a contactor, a GPS and a UPS power supply are arranged in the control cabinet, the frequency converter, the programmable logic controller, the acquisition module, the local display control module, the DTU, the electric energy meter, the temperature and humidity sensor, the fan, the brake resistor, the guide rail, the air switch, the surge protector, the contactor, the GPS and the UPS power supply are sequentially arranged in the control cabinet according to the prior connection mode, the drainage control system further comprises an electric control valve, a motor, a gas flowmeter, an electromagnetic flowmeter, a downhole flow pressure sensor, a downhole temperature sensor, a sleeve pressure sensor, a hydrogen sulfide sensor and a cloud platform remote monitoring control system, the gas flowmeter is arranged on an exhaust pipe of a wellhead, the electromagnetic flowmeter is arranged on a drain pipe of the wellhead, the bottom hole flow pressure sensor and the bottom hole temperature sensor are arranged at the position of a coal seam in the gas well, the sleeve pressure sensor is arranged on the exhaust pipe of the wellhead, the electric regulating valve is arranged on the exhaust pipe of the coal seam gas well, the electric regulating valve, the motor, the gas flowmeter, the electromagnetic flowmeter, the bottom hole flow pressure sensor, the bottom hole temperature sensor, the sleeve pressure sensor and the hydrogen sulfide sensor are all electrically connected with a cloud platform remote control system, the data acquisition and use acquisition module is respectively connected with a frequency converter, the gas flowmeter, the electromagnetic flowmeter, the bottom hole flow pressure sensor, the bottom hole temperature sensor, the sleeve pressure sensor and the hydrogen sulfide sensor through cables, after being calculated by a programmable logic controller, and the remote monitoring system is connected with a remote system by using a 4G network or GPRS through the DTU communication module and is transmitted to a remote cloud platform remote monitoring system. Meanwhile, the cloud platform remote monitoring system can also issue a remote control command through the DTU communication module, and the programmable logic controller automatically adjusts the functions of the flushing frequency, the drainage mode and the like through analyzing the command so as to realize the automatic drainage function; the electric regulating valve is controlled to realize the regulation of gas yield and pressure in the pipe; by setting the heat dissipation adjusting parameters, the heat dissipation fan can be started according to the temperature change. The collected data and the received command can be checked and controlled through the local display control module.
Optionally, the gas flowmeter is used for monitoring data of accumulated gas quantity and instantaneous gas quantity.
Optionally, the electromagnetic flowmeter is configured to monitor displacement data.
Optionally, the bottom hole flow pressure sensor is used for monitoring data of bottom hole fluid pressure.
Optionally, the downhole temperature sensor is used for monitoring the downhole temperature of the coal bed.
Optionally, the sleeve pressure sensor is used for monitoring the pressure born by the sleeve.
Optionally, the frequency converter mainly controls the rotation speed of the motor.
Optionally, the electric control valve is used for adjusting the pressure of the exhaust pipeline.
The UPS may be configured to push data to the cloud platform in the event of a sudden power failure of the device.
(III) beneficial effects
The utility model provides a natural gas coal bed gas Internet of things drainage control system, which has the following beneficial effects:
1. the natural gas coal bed gas Internet of things drainage control system realizes automatic drainage control of different modes aiming at different types of coal bed gas wells.
2. According to the natural gas coal-bed gas Internet of things drainage control system, remote centralized monitoring control of coal-bed gas well drainage is achieved, real-time data, historical data and early warning information of a coal-bed gas well can be checked remotely through the cloud platform, the high standard drainage level of the coal-bed gas is effectively improved through information summarizing analysis, continuous and stable drainage of the coal-bed gas well is achieved, and meanwhile labor cost, labor intensity and operation safety risk are greatly reduced.
Drawings
Fig. 1 is a diagram of an overall system architecture.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1, the present utility model provides a technical solution: the utility model provides a control system is adopted in networking of natural gas coal bed gas thing, includes the switch board, its characterized in that: the control cabinet is internally provided with a frequency converter, a programmable logic controller, an acquisition module, a local display control module, a DTU, an electric energy meter, a temperature and humidity sensor, a fan, a brake resistor, a guide rail, an air switch, a surge protector, a contactor, a GPS and a UPS power supply, the frequency converter, the programmable logic controller, the acquisition module, the local display control module, the DTU, the electric energy meter, the temperature and humidity sensor, the fan, the brake resistor, the guide rail, the air switch, the surge protector, the contactor, the GPS and the UPS power supply are sequentially arranged in the control cabinet according to the prior connection mode, the drainage control system also comprises an electric control valve, a motor, a gas flowmeter, an electromagnetic flowmeter, a bottom hole flow pressure sensor, a bottom hole temperature sensor, a sleeve pressure sensor, a hydrogen sulfide sensor and a cloud platform remote monitoring control system, the electric control valve is used for adjusting the pressure of an exhaust pipeline, the UPS power supply is used for pushing data to the cloud platform under the condition that equipment is suddenly powered off, the gas flowmeter is arranged on an exhaust pipe of a wellhead, the gas flowmeter is used for monitoring data of accumulated gas quantity and instantaneous gas quantity, the electromagnetic flowmeter is arranged on a drain pipe of the wellhead, the electromagnetic flowmeter is used for monitoring drainage data, the bottom hole flow pressure sensor and the bottom hole temperature sensor are arranged at the position of a coal bed in the gas well, the bottom hole flow pressure sensor is used for monitoring data of bottom hole fluid pressure, the sleeve pressure sensor is arranged on the exhaust pipe of the wellhead, the sleeve pressure sensor is used for monitoring the pressure born by a sleeve, the electric control valve is arranged on the exhaust pipe of the coal bed gas well, and the electric control valve, the motor, the gas flowmeter, the electromagnetic flowmeter, the bottom hole flow pressure sensor, the bottom hole temperature sensor and the sleeve pressure sensor are arranged on the gas well bottom, the hydrogen sulfide sensors are electrically connected with the cloud platform remote control system, the data acquisition and use acquisition module is respectively connected with the frequency converter, the gas flowmeter, the electromagnetic flowmeter, the bottom hole flow pressure sensor, the bottom hole temperature sensor, the sleeve pressure sensor and the hydrogen sulfide sensor through cables, the frequency converter mainly controls the rotating speed of the motor, the bottom hole temperature sensor is used for monitoring the bottom gas temperature of the coal bed, and after being calculated by the programmable logic controller, the bottom hole temperature sensor is connected with the remote system through a 4G network or GPRS (general packet radio service) through the DTU communication module and is sent to the remote cloud platform remote control system. Meanwhile, the cloud platform remote monitoring system can also issue a remote control command through the DTU communication module, and the programmable logic controller automatically adjusts the functions of the flushing frequency, the drainage mode and the like through analyzing the command so as to realize the automatic drainage function; the electric regulating valve is controlled to realize the regulation of gas yield and pressure in the pipe; by setting the heat dissipation adjusting parameters, the heat dissipation fan can be started according to the temperature change. The collected data and the received command can be checked and controlled through the local display control module.
In the actual use process, the method specifically comprises the following steps:
1. and selecting a proper position in the well site, installing the supporting legs of the control cabinet, and then installing the control cabinet on the supporting legs.
2. The 380V alternating current main cable is connected into the terminal block of the control cabinet, whether the power supply in the control cabinet is normal or not is tested, and the normal operation indicator lamp in fig. 1 is confirmed.
3. The gas flowmeter, the electromagnetic flowmeter, the hydrogen sulfide sensor and the electric regulating valve are connected to 485 communication terminal blocks corresponding to the control cabinet, and the power supply is connected to the direct current 12v terminal blocks.
4. The bottom hole flow pressure gauge, the bottom hole thermometer and the wellhead casing pressure gauge are connected into the control cabinet to correspond to 0-20mA
Analog quantity terminal strip.
5. The motor is connected into a frequency converter in the control cabinet to output an alternating current 380V terminal strip.
6. And starting the control cabinet to carry out overall equipment debugging, and confirming that the gas flowmeter, the electromagnetic flowmeter, the hydrogen sulfide sensor, the electric regulating valve, the bottom hole flow pressure gauge, the bottom hole thermometer, the wellhead casing pressure gauge and the like work normally through a control cabinet front display module to carry out starting-up test.
a) Initializing parameters of a coalbed methane well (coalbed roof height, well type, equipment number, drainage pattern, operating frequency)
b) Checking whether the partial data calculated by the programmable logic controller is normal or not on the display screen
c) Whether the communication from the control cabinet to the cloud platform is normal or not is tested, the cloud platform receives MODBUS data sent to the cloud platform by a DTU communication module of the control cabinet through a 4G network or GPRS, and the cloud platform analyzes and stores the MODBUS data in a specified database.
d) And checking whether the received data is normal or not through the cloud platform.
e) And analyzing on-site coalbed methane well drainage data, and adjusting drainage parameters through a local or cloud platform.
In summary, when the natural gas coal-bed gas Internet of things drainage control system is used, automatic drainage control of different modes can be realized for different types of coal-bed gas wells, remote centralized monitoring control of coal-bed gas well drainage is realized, real-time data, historical data and early warning information of the coal-bed gas wells can be remotely checked through a cloud platform, the high standard drainage level of the coal-bed gas can be effectively improved through information summarizing analysis, continuous and stable drainage of the coal-bed gas wells is realized, and meanwhile, the labor cost, the labor intensity and the operation safety risk are greatly reduced.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (9)
1. The utility model provides a control system is adopted in networking of natural gas coal bed gas thing, includes the switch board, its characterized in that: the control cabinet is internally provided with a frequency converter, a programmable logic controller, an acquisition module, a local display control module, a DTU, an electric energy meter, a temperature and humidity sensor, a fan, a brake resistor, a guide rail, an air switch, a surge protector, a contactor, a GPS and a UPS power supply, the frequency converter, the programmable logic controller, the acquisition module, the local display control module, the DTU, the electric energy meter, the temperature and humidity sensor, the fan, the brake resistor, the guide rail, the air switch, the surge protector, the contactor, the GPS and the UPS power supply are sequentially arranged in the control cabinet according to the prior connection mode, the drainage control system also comprises an electric control valve, a motor, a gas flowmeter, an electromagnetic flowmeter, a bottom hole flow pressure sensor, a bottom hole temperature sensor, a sleeve pressure sensor, a hydrogen sulfide sensor and a cloud platform remote monitoring control system, the gas flowmeter is arranged on an exhaust pipe of a wellhead, the electromagnetic flowmeter is arranged on a drain pipe of the wellhead, the bottom hole flow pressure sensor and the bottom hole temperature sensor are arranged at the position of a coal bed in the gas well, the sleeve pressure sensor is arranged on the exhaust pipe of the wellhead, the electric regulating valve is arranged on the exhaust pipe of the coal bed gas well, the electric regulating valve, the motor, the gas flowmeter, the electromagnetic flowmeter, the bottom hole flow pressure sensor, the bottom hole temperature sensor, the sleeve pressure sensor and the hydrogen sulfide sensor are electrically connected with a cloud platform remote control system, and the data acquisition and use acquisition module is respectively connected with the frequency converter, the gas flowmeter, the electromagnetic flowmeter, the bottom hole flow pressure sensor, the bottom hole temperature sensor, the sleeve pressure sensor and the hydrogen sulfide sensor through cables.
2. The natural gas coal bed gas internet of things drainage control system according to claim 1, wherein: the gas flowmeter is used for monitoring data of accumulated gas quantity and instantaneous gas quantity.
3. The natural gas coal bed gas internet of things drainage control system according to claim 1, wherein: the electromagnetic flowmeter is used for monitoring the water displacement data.
4. The natural gas coal bed gas internet of things drainage control system according to claim 1, wherein: the bottom hole flow pressure sensor is used for monitoring data of bottom hole fluid pressure.
5. The natural gas coal bed gas internet of things drainage control system according to claim 1, wherein: the downhole temperature sensor is used for monitoring the downhole temperature of the coal bed gas.
6. The natural gas coal bed gas internet of things drainage control system according to claim 1, wherein: the sleeve pressure sensor is used for monitoring the pressure born by the sleeve.
7. The natural gas coal bed gas internet of things drainage control system according to claim 1, wherein: the frequency converter mainly controls the rotating speed of the motor.
8. The natural gas coal bed gas internet of things drainage control system according to claim 1, wherein: the electric regulating valve is used for regulating the pressure of the exhaust pipeline.
9. The natural gas coal bed gas internet of things drainage control system according to claim 1, wherein: the UPS power supply is used for pushing data to the cloud platform under the condition that equipment is suddenly powered off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223608070.4U CN219711490U (en) | 2022-12-31 | 2022-12-31 | Natural gas coal bed gas thing networking drainage control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223608070.4U CN219711490U (en) | 2022-12-31 | 2022-12-31 | Natural gas coal bed gas thing networking drainage control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219711490U true CN219711490U (en) | 2023-09-19 |
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ID=87980572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223608070.4U Active CN219711490U (en) | 2022-12-31 | 2022-12-31 | Natural gas coal bed gas thing networking drainage control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219711490U (en) |
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2022
- 2022-12-31 CN CN202223608070.4U patent/CN219711490U/en active Active
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Address after: 9102, Block A, Ximei Building, No. 6 Changchun Road, Gaoxin District, Zhengzhou City, Henan Province, 450000 Patentee after: Beiyu Energy (Zhengzhou) Co.,Ltd. Address before: 9102, Block A, Ximei Building, No. 6 Changchun Road, Gaoxin District, Zhengzhou City, Henan Province, 450000 Patentee before: Henan Wanqi Energy Technology Co.,Ltd. |