CN221228088U - Explosion-proof control device for heating oil-gas mixture - Google Patents
Explosion-proof control device for heating oil-gas mixture Download PDFInfo
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- CN221228088U CN221228088U CN202322724689.XU CN202322724689U CN221228088U CN 221228088 U CN221228088 U CN 221228088U CN 202322724689 U CN202322724689 U CN 202322724689U CN 221228088 U CN221228088 U CN 221228088U
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 20
- 239000000203 mixture Substances 0.000 title claims abstract description 15
- 238000004880 explosion Methods 0.000 claims abstract description 12
- 239000010779 crude oil Substances 0.000 claims abstract description 11
- 230000017525 heat dissipation Effects 0.000 claims abstract description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000002955 isolation Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 10
- 239000003921 oil Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 238000000605 extraction Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
An improved acquisition module, an acquisition sensor, a multichannel temperature acquisition controller and an explosion-proof air conditioner of an IGBT inversion system in the explosion-proof control device for heating the oil-gas mixture are arranged at the inner upper part of an explosion-proof cabinet, an explosion-proof air conditioner host is arranged at the outer part of the explosion-proof cabinet, a main board and a radiating fin of the IGBT inversion system are arranged at the rear outer upper part of the explosion-proof cabinet, and an explosion-proof axial flow fan is arranged at the left outer side of the lower part of the explosion-proof cabinet and faces the radiating fin and is supported by a bracket; the acquisition sensor consists of an inlet temperature sensor, an outlet temperature sensor and an over-high temperature protection sensor which are arranged on the acquisition module and used for heating crude oil, a multichannel temperature acquisition controller is used for acquisition operation, and the acquisition operation is output and input through ten-core explosion-proof aviation plugs. The device has strong explosion resistance and good heat dissipation effect, and ensures good operation of the device.
Description
Technical Field
The utility model relates to an explosion-proof control device for heating an oil-gas mixture, which realizes control acquisition and operation optimization, and simultaneously can be applied to places with combustible materials such as oil gas and the like.
Background
At present, in the oil extraction field of an oil field, crude oil, natural gas and water mixtures extracted from each single well are generally conveyed to a joint station through pipelines, and are subjected to oil-gas separation, dehydration and other treatments at the joint station and then are subjected to external conveying. Because the crude oil temperature of well head extraction is lower and contains more associated gas, produces great resistance in the transportation process, especially when long distance is carried, can lead to the back pressure of well head too high, the beam-pumping unit load increases, and power consumption increases, and the oil pipeline blocks up, influences normal oil transportation. The crude oil is raised by 20-30 ℃ on the basis of the extraction temperature by heating technology to reach about 50 ℃ before being normally conveyed to the combined station.
Part of the oil area starts to try to adopt a crude oil direct heating device with an IGBT inversion system, and the device has strong heating capacity and good energy-saving effect. However, the comprehensive control system is complex, is not easy to realize explosion prevention and cannot be applied to explosion-proof places. There is a need for an improved and optimized technique that optimizes and simplifies control system components and achieves high safety, high reliability and high efficiency of the heated transportation of wellhead oil-gas mixtures by adding a special explosion proof cabinet.
Disclosure of utility model
The utility model aims to provide an explosion-proof control device for heating an oil-gas mixture, which solves the problems that the control part is complex and a control system cannot be explosion-proof.
The utility model comprises an improved acquisition module and an acquisition sensor of an IGBT inverter system, an explosion-proof cabinet body with an explosion-proof air conditioner, a radiating fin, an explosion-proof axial flow fan, an explosion-proof air conditioner, a multichannel temperature acquisition control instrument, an explosion-proof aviation plug connector and an IGBT inverter system main board, and is characterized in that the improved acquisition module, the acquisition sensor, the multichannel temperature acquisition control instrument and the explosion-proof air conditioner of the IGBT inverter system are arranged at the inner upper part of the explosion-proof cabinet, the explosion-proof air conditioner main machine is arranged at the outer part of the explosion-proof cabinet, the main board and the radiating fin of the IGBT inverter system are arranged at the outer upper part of the rear surface of the explosion-proof cabinet, and the explosion-proof axial flow fan is arranged at the left outer side of the lower part of the explosion-proof cabinet, faces the radiating fin and is supported by a bracket; the acquisition sensor consists of an inlet temperature sensor, an outlet temperature sensor and an over-high temperature protection sensor which are arranged on the acquisition module and used for heating crude oil, a multichannel temperature acquisition controller is used for acquisition operation, and the acquisition operation is output and input through ten-core explosion-proof aviation plugs.
The acquisition module is in a circular tube shape, flanges are arranged at two ends of the acquisition module and are in sealing connection with the explosion-proof cabinet, a coil is arranged on the outer surface of the circular tube and is connected with the IGBT inversion system, and high-frequency alternating magnetic field magnetic force lines generated by the main board of the IGBT inversion system act on the circular tube to supply to the crude oil heater passing through the circular tube.
The temperature monitoring and controlling device adopts a multichannel temperature acquisition controller to measure and control the temperatures of an inlet temperature sensor, an outlet temperature sensor and an over-high temperature protection sensor, and displays the temperatures, alarms and PID control of the over-high temperature.
The anti-explosion axial flow fan comprises an anti-explosion fan and a supporting frame, wherein the supporting frame is adjustable, and the air flow generated by rotation of the anti-explosion fan is ensured to blow against the radiating fin.
The inside and outside isolation cooling fins of the main board of the IGBT inverter system are used for carrying out explosion-proof isolation on the inside and outside of the main board of the IGBT inverter system, and the heat transfer aluminum plate is integrated, so that the heat transfer aluminum plate has the dual functions of explosion suppression and effective heat dissipation.
The utility model has the technical effects and advantages that:
1. The improved explosion-proof control device for heating the oil-gas mixture adopts a plurality of sub-technologies, organically combines the sub-technologies together to form an optimized explosion-proof control device, and solves the problems that the heat in the explosion-proof cabinet is concentrated and the normal operation of the electric elements cannot be influenced due to the fact that the heat cannot be dissipated in time in a separation cooling mode.
2. The main board cooling radiator of the IGBT inversion system is arranged on the outer side of the explosion-proof cabinet, so that the temperature rise in the explosion-proof cabinet is prevented from being too high.
3. The explosion-proof cabinet is provided with the inner and outer split air conditioner, so that the cooling of electrical equipment in the cabinet can be ensured and the explosion-proof function can be realized.
4. The angle of the explosion-proof axial flow fan is adjustable, so that the wind direction can be effectively aligned with the radiating fins, heat absorbed by the radiating fins is taken away by wind speed, and the radiating efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the front view of the present utility model;
FIG. 2 is a schematic rear view of the present utility model;
FIG. 3 is a schematic left-hand view of the present utility model;
fig. 4 is a schematic circuit diagram of the present utility model.
In the figure: 1-explosion-proof cabinet, 2-radiating fin, 3-explosion-proof air conditioner, 4-explosion-proof axial fan and 5-multichannel temperature acquisition controller.
Detailed Description
For further disclosure of the technical solution of the present utility model, the following detailed description is given by way of example with reference to the accompanying drawings of the specification:
The utility model comprises an improved acquisition module and an acquisition sensor of an IGBT inverter system, an explosion-proof cabinet 1 with an explosion-proof air conditioner, a radiating fin 2, an explosion-proof axial flow fan 4, an explosion-proof air conditioner 3, a multichannel temperature acquisition control instrument 5, an explosion-proof aviation plug connector and an IGBT inverter system main board, and is characterized in that the improved acquisition module, the acquisition sensor, the multichannel temperature acquisition control instrument 5 and the explosion-proof air conditioner 3 of the IGBT inverter system are arranged at the inner upper part of the explosion-proof cabinet, the explosion-proof air conditioner main machine is arranged at the outer part of the explosion-proof cabinet, the main board and the radiating fin 2 of the IGBT inverter system are arranged at the rear outer upper part of the explosion-proof cabinet, the explosion-proof axial flow fan 4 is arranged at the left outer side of the lower part of the explosion-proof cabinet 1 and face the radiating fin 2 and are supported by a bracket; the acquisition sensor consists of an inlet temperature sensor, an outlet temperature sensor and an over-high temperature protection sensor which are arranged on the acquisition module and used for heating crude oil, a multichannel temperature acquisition controller 5 is utilized for acquisition operation, and the acquisition operation is output and input through ten-core explosion-proof aviation plugs.
In practical application, the explosion-proof cabinet 1 is placed on one side of an oil extraction wellhead and connected with the wellhead oil pipeline in a bypass mode. The power supply is connected with a main board of the IGBT inversion system, the main board of the IGBT inversion system rectifies 50HZ alternating current into direct current, then the direct current is converted into high-frequency high-voltage power of 20-40KHZ, and the high-frequency alternating magnetic field is converted into a high-frequency alternating magnetic field through a coil on a circular tube in the acquisition module to heat crude oil flowing in the circular tube. The temperature of an inlet temperature sensor, an outlet temperature sensor and an over-high temperature protection sensor on the circular tube is collected, and the temperatures are regulated by a temperature PID controller and transmitted to a multichannel temperature collection controller for multipath collection, so that the temperatures of the inlet temperature sensor, the outlet temperature sensor and the over-high temperature protection sensor are measured and controlled, and the temperatures are displayed, over-high temperature alarm, over-high temperature protection and temperature PID control are performed on the instruments. The multichannel temperature acquisition controller transmits the acquisition data to the PLC controller for comprehensive control, and adjusts the operation frequency of the explosion-proof air conditioner and the explosion-proof axial flow fan, so that the device operates in a good heat dissipation state.
The explosion-proof control device for heating the oil-gas mixture adopts a plurality of sub-technologies, organically combines the sub-technologies together to form a set of comprehensive system, and effectively solves the problem that the original IGBT inversion system is not explosion-proof in actual work;
the explosion-proof control device for heating the oil-gas mixture mainly solves the problem of explosion prevention of the IGBT inverter working at high temperature, and mainly conducts out heat generated when the IGBT inverter system works through the integral aluminum radiating fins which are respectively arranged inside and outside the explosion-proof cabinet body, and takes away the heat through the explosion-proof axial flow fan. The angle design of the explosion-proof fan is critical, a certain upward angle is guaranteed, all the upward angles cannot be guaranteed, and adjustment is needed during actual installation, so that the optimal heat dissipation effect is achieved.
In actual operation, a plurality of electrical appliances such as a central controller, an electric power monitoring instrument, a PLC, a multichannel temperature acquisition controller and the like are arranged in the explosion-proof cabinet, and when heat dissipation is needed, the heat dissipation cannot be met by only relying on the inside and outside integrated aluminum plate radiator of the IGBT, so that a split air conditioner is added, the air conditioner can ensure that the temperature inside the explosion-proof cabinet is below 50 ℃, and normal operation of all electrical appliances is ensured.
In order to ensure the convenience of the design and installation of the explosion-proof cabinet and the application reliability, the original sensor acquisition part is optimized, the original multi-path data acquisition sensor is optimized into three paths, meanwhile, the three paths of acquisition sensors are manufactured into a centralized acquisition wiring harness, the explosion-proof aviation plug with ten cores is arranged on the explosion-proof cabinet, and the explosion-proof aviation plug can be replaced or debugged on the basis of not disassembling the explosion-proof cabinet, so that the workload of debugging and maintenance of equipment is greatly reduced, and the field application reliability of the whole explosion-proof system is improved.
Claims (5)
1. The explosion-proof control device for heating the oil-gas mixture comprises an improved acquisition module and an acquisition sensor of an IGBT inversion system, an explosion-proof cabinet (1) with an explosion-proof air conditioner, a radiating fin (2), an explosion-proof axial flow fan (4), an explosion-proof air conditioner (3), a multichannel temperature acquisition control instrument (5), an explosion-proof aviation plug connector and an IGBT inversion system main board, and is characterized in that the improved acquisition module, the acquisition sensor, the multichannel temperature acquisition control instrument (5) and the explosion-proof air conditioner (3) of the IGBT inversion system are arranged at the inner upper part of the explosion-proof cabinet, the main machine of the explosion-proof air conditioner (3) is arranged at the outer upper part behind the explosion-proof cabinet, the main board and the radiating fin (2) of the IGBT inversion system are arranged at the left outer side of the lower part of the explosion-proof cabinet (1) and face the radiating fin (2) and are supported by a bracket; the acquisition sensor consists of an inlet temperature sensor, an outlet temperature sensor and an over-high temperature protection sensor which are arranged on the acquisition module and used for heating crude oil, a multichannel temperature acquisition controller (5) is utilized for acquisition operation, and the acquisition operation is output and input through a ten-core explosion-proof aviation plug.
2. An explosion-proof control device for heating an oil-gas mixture according to claim 1, wherein: the acquisition module is in a circular tube shape, flanges are arranged at two ends of the acquisition module and are in sealing connection with the explosion-proof cabinet, a coil is arranged on the outer surface of the circular tube and is connected with the IGBT inversion system main board, and high-frequency alternating magnetic field magnetic force lines generated by the IGBT inversion system main board act on the circular tube to supply to the crude oil heater passing through the circular tube.
3. An explosion-proof control device for heating an oil-gas mixture according to claim 1, wherein: the multichannel temperature acquisition controller is used for measuring and controlling the temperatures of an inlet temperature sensor, an outlet temperature sensor and an over-high temperature protection sensor, displaying the temperatures, giving an alarm at an over-high temperature, protecting the over-high temperature and controlling the temperatures through PID.
4. An explosion-proof control device for heating an oil-gas mixture according to claim 1, wherein: the anti-explosion axial flow fan comprises an anti-explosion fan and a supporting frame, wherein the supporting frame is adjustable, and the air flow generated by rotation of the anti-explosion fan is ensured to blow against the radiating fin.
5. An explosion-proof control device for heating an oil-gas mixture according to claim 1, wherein: the inside and outside isolation cooling fins of the main board of the IGBT inverter system are used for carrying out explosion-proof isolation on the inside and outside of the main board of the IGBT inverter system, and the heat transfer aluminum plate is integrated, so that the anti-explosion and effective heat dissipation dual-function is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322724689.XU CN221228088U (en) | 2023-10-11 | 2023-10-11 | Explosion-proof control device for heating oil-gas mixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322724689.XU CN221228088U (en) | 2023-10-11 | 2023-10-11 | Explosion-proof control device for heating oil-gas mixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221228088U true CN221228088U (en) | 2024-06-25 |
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ID=91543793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322724689.XU Active CN221228088U (en) | 2023-10-11 | 2023-10-11 | Explosion-proof control device for heating oil-gas mixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221228088U (en) |
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2023
- 2023-10-11 CN CN202322724689.XU patent/CN221228088U/en active Active
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