CN-224214160-U - Centralized heat dissipation system of electric pressure-driven water injection device

CN224214160UCN 224214160 UCN224214160 UCN 224214160UCN-224214160-U

Abstract

The utility model discloses a centralized heat dissipation system of an electric pressure-driven water injection device, which comprises a water circulation pipeline and an oil circulation pipeline, wherein the water circulation pipeline and the oil circulation pipeline are arranged in the same frame, the water circulation pipeline is provided with at least two water circulation outlets and water circulation inlets, the water circulation pipeline comprises a first pumping pipeline and a first cooling pipeline which are communicated, and the oil circulation pipeline comprises a second pumping pipeline and a second cooling pipeline. The utility model intensively dissipates heat of the VFD control room, the variable frequency integrated motor and the plunger pump lubrication system on the whole machine, reduces heat dissipation components and fault risk points, and reduces the noise of the whole machine.

Inventors

CONG YAN
SHI QUAN
LU HUI
SHI YINGHUA
ZHAO HUA
LI ZHUOHANG
QIAO YONGSHENG

Assignees

中国石油化工股份有限公司
中国石油化工股份有限公司胜利油田分公司

Dates

Publication Date: 20260508
Application Date: 20250610

Claims (10)

1. The centralized heat dissipation system of the electric pressure-driven water injection device is characterized by comprising a water circulation pipeline and an oil circulation pipeline; The water circulation pipeline and the oil circulation pipeline are all arranged in the same frame; The water circulation pipeline is provided with at least two water circulation outlets and a water circulation inlet, and comprises a first pumping pipeline and a first cooling pipeline which are communicated with each other; the oil circulation pipeline comprises a second pumping pipeline and a second cooling pipeline.
2. The concentrated heat radiation system of the electric pressure flooding water injection device according to claim 1, wherein the first cooling pipeline is sequentially provided with a second ball valve, a first radiator and a third ball valve, a first exhaust valve is arranged at the highest position of the first radiator, and a first heat radiation fan array is arranged above the first radiator.
3. The concentrated heat dissipation system of an electric pressure flooding water injection device according to claim 2, wherein the first pumping pipeline comprises a pumping unit, the pumping unit comprises a first electric pump and a second electric pump which are connected in parallel, and the first pumping pipeline is provided with a first ball valve and a pressure gauge behind the pumping unit.
4. A centralized heat dissipation system for an electric pressure flooding water injector as set forth in claim 3, further comprising a water inlet line, a water outlet line; The water inlet pipeline is provided with a water inlet temperature sensor, a water inlet pressure sensor and a water inlet ball valve, one end of the water inlet pipeline is a water circulation inlet, and the other end of the water inlet pipeline is communicated with the first pumping pipeline; The water outlet pipeline is provided with a water outlet temperature sensor, a water outlet pressure sensor and a water outlet ball valve, and one end of the water outlet pipeline is a water circulation outlet, and the other end of the water outlet pipeline is communicated with the first cooling pipeline.
5. The concentrated heat radiation system of the electric pressure flooding water injection device according to claim 4, wherein the water circulation pipeline further comprises a temperature and pressure regulating pipeline, and an electric heater and an air bag are arranged on the temperature and pressure regulating pipeline; The device further comprises a filtering pipeline, and a pipeline filter and a first temperature sensor are arranged on the filtering pipeline.
6. The concentrated cooling system of an electric pressure flooding water injector of claim 5, wherein the water inlet pipeline, the temperature and pressure regulating pipeline, the first pumping pipeline, the first cooling pipeline, the filtering pipeline and the water outlet pipeline are sequentially communicated.
7. The concentrated heat radiation system of the electric pressure flooding water injection device according to claim 6, wherein the first pumping pipeline is communicated with the first cooling pipeline through a three-way valve, the three-way valve is further communicated with a bypass pipeline, the filtering pipeline and the first cooling pipeline are communicated in a crossing way, and a tenth ball valve is arranged on the bypass pipeline.
8. The concentrated cooling system of an electric pressure flooding water injector of claim 7, wherein the three-way valve is a solenoid valve and all ball valves are solenoid valves.
9. The concentrated heat radiation system of the electric pressure flooding water injection device according to claim 2, wherein one port of the second pumping pipeline is an oil circulation inlet, the other port of the second pumping pipeline is communicated with one port of the second cooling pipeline, a third electric pump is arranged on the second pumping pipeline, and a fourth temperature sensor, a fifth pressure sensor, a fourth temperature sensor and a fifth pressure sensor are arranged behind the third electric pump in the second pumping pipeline; The other port of the second cooling pipeline is an oil circulation outlet, a fourth ball valve, a second radiator, a fifth ball valve and a fifth temperature sensor are sequentially arranged in the second cooling pipeline, a second exhaust valve is arranged at the highest position of the second radiator, and a second radiating fan array is arranged above the second radiator.
10. The concentrated heat dissipation system of an electric pressure flooding water injection device according to claim 9, wherein the first heat dissipation fan array and the second heat dissipation fan array are both arranged at the upper end of the frame, and the first heat sink and the second heat sink are obliquely arranged below the first heat dissipation fan array and the second heat dissipation fan array.

Description

Centralized heat dissipation system of electric pressure-driven water injection device Technical Field The utility model relates to the technical field of oil well water injection equipment, in particular to a centralized heat dissipation system of an electric pressure flooding water injection device. Background At present, most of oil wells of domestic land oil fields are in the later development stage, and in order to compensate for underground deficiency caused by crude oil extraction, the pressure of an oil layer is maintained or increased, high and stable production of the oil field is realized, and a higher recovery ratio is obtained, so that water injection and energy supplement are required for the oil reservoir. The existing pressure driving process is widely applied, and the pressure driving operation workload and the equipment demand are large. The integrated electric pressure driving water injection device is used as a novel device, and has the advantages that a frequency conversion integrated motor with smaller volume is used, a VFD control system, the motor, a plunger pump and a lubricating system are integrated on the same prying seat, so that the device is compact in structure, and the occupied area is reduced. Uninterrupted heat dissipation is needed in the working processes of the on-sledge VFD control room, the variable frequency integrated motor and the plunger pump lubrication system, so that the centralized heat dissipation system is required to be developed for further compacting equipment, reducing fault risk points and reducing noise when the whole machine is operated. The publication number is CN202047979U, which discloses an automatic temperature regulator of a high-pressure plunger pump, comprising a double-limit digital display temperature controller, a cooling radiator, an electromagnetic valve, a heating sleeve, an engine oil pump, a thermocouple probe and a crankcase, wherein an engine oil outlet at the bottom of the crankcase is additionally provided with a parallel conduit, one path of the engine oil is connected to the engine oil pump through the electromagnetic valve and the cooling radiator, the other path of the engine oil is connected to the engine oil pump through the electromagnetic valve and the heating sleeve, and the thermocouple probe of the double-limit digital display temperature controller is inserted into engine oil in the crankcase of the pump through an inserting hole and can automatically heat or cool the engine oil in the crankcase according to a temperature value set by the double-limit digital display temperature controller. The publication number is CN221096454U, which discloses an electric intelligent well washing device for well repairing operation, comprising a plunger pump, a hydraulic oil circulation system and a cooling water circulation system, wherein the hydraulic oil circulation system is connected with the plunger pump, the cooling water circulation system is connected with the plunger pump, and the cooling water circulation system is contacted with the hydraulic oil circulation system. CN116733707a discloses a micro-crack net pressure-driving injection device for low/ultra-low permeability oil reservoir, the independent heat dissipation system comprises an air-cooled radiator and an independent circulating oil pump, the oil inlet of the independent circulating oil pump is connected with the oil tank, the oil outlet of the independent circulating oil pump is connected with the oil inlet of the air-cooled radiator through a high-pressure rubber tube, and the oil outlet of the air-cooled radiator is connected with the oil tank through another rubber tube. Through air-cooled radiator and independent circulating oil pump, can form closed loop circulation cooling system with the oil tank, measure oil tank hydraulic oil temperature through temperature sensor, realize cooling system's high temperature automatic start through the temperature control instrument, low temperature automatic stop, maintain hydraulic system and be in the ideal temperature range of settlement all the time, guarantee each hydraulic component and sealed life. When the prior art is used for an integrated electric pressure driving water injection device, heat dissipation of a VFD control system, a motor and a plunger pump lubrication system cannot be completely realized. In summary, the technical scheme of the above disclosed technology, the technical problems to be solved and the beneficial effects are different from those of the present utility model, and the above disclosed technical documents have no technical teaching for more technical features of the present utility model, the technical problems to be solved and the beneficial effects. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model aims to provide a centralized heat dissipation system of an electric pressure-driven water injection device. In order to achieve the above purp