CN202628494U - Electrical submersible pump exhaust pipe column for oil extraction process - Google Patents
Electrical submersible pump exhaust pipe column for oil extraction process Download PDFInfo
- Publication number
- CN202628494U CN202628494U CN 201220227388 CN201220227388U CN202628494U CN 202628494 U CN202628494 U CN 202628494U CN 201220227388 CN201220227388 CN 201220227388 CN 201220227388 U CN201220227388 U CN 201220227388U CN 202628494 U CN202628494 U CN 202628494U
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- submersible pump
- pump
- pipe
- submersible
- electrical submersible
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Abstract
The utility model relates to an electrical submersible pump exhaust pipe column for an oil extraction process. The electrical submersible pump exhaust pipe column for the oil extraction process comprises an oil pipe, a packer, a jet pump and an electrical submersible pump machine set which are arranged and connected in a sleeve pipe, wherein the upper part of the jet pump is connected with the oil pipe and the packer, and the lower part is connected with the electrical submersible pump machine set; the jet pump comprises a discharge connector, a shell, a suction connector, an oil pipe short connector, a throat pipe, a spray nozzle support, a flow guide pipe, a check valve, the suction connector and spray nozzles, wherein the discharge connector, the shell, the suction connector and the oil pipe short connector are sequentially connected below a tubing coupling, the throat pipe, the spray nozzle support, the flow guide pipe, the check valve and the suction connector are sequentially arranged in the shell positioned below the discharge connector and above the suction connector, and the spray nozzles are arranged in the check valve and the spray nozzle support; the electrical submersible pump machine set comprises a multi-stage centrifugal pump, a gas separator, a protector, a cable and a submersible motor, and the gas separator, the protector, the cable and the submersible motor are sequentially connected with and arranged on the lower part of the multi-stage centrifugal pump. The electrical submersible pump exhaust pipe column disclosed by the utility model installs the jet pump on an oil extraction pipe column of an electric submersible pump, by utilizing the characteristic of good gas pumping of the jet pump, drives the jet pump by utilizing the output liquid of the electrical submersible pump machine set as the power liquid of the jet pump, and can effectively exhaust the gas inside the sleeve pipe, thereby effectively preventing or reducing the adverse effect of the gas on the working property of an electrical submersible pump.
Description
Technical field
The utility model relates to petroleum production down-hole oil production tubing string, particularly a kind of submersible electric pump exhaust tubing string that is used for DP technology.
Background technique
Existing submersible electric pump flow string is a difficult problem to the processing of gas in the casing annulus always, if through sleeve gate emptying, not only also there is serious potential safety hazard in befouling environment.If not with its discharge; The isolated gas of Electric Submersible Pump Unit gas separator accumulates in the casing annulus continuously; When the air accumulation amount acquires a certain degree; With working efficiency that influences Electric Submersible Pump Unit and operating life, the serious gas lock that will cause causes the Electric Submersible Pump Unit can't proper functioning or premature failure.
Summary of the invention
The purpose of the utility model provides a kind of submersible electric pump exhaust tubing string that is used for DP technology; The co-ordinative construction that adopts Jet injector and Electric Submersible Pump Unit to constitute; Utilize the characteristics of the good intake-gas that Jet injector has; The output liquid of Electric Submersible Pump Unit drives the characteristics of Jet injector as the power fluid of Jet injector, with gas in the effective drain sleeve, thus the shortcoming or the deficiency that overcome or avoid existing in the above-mentioned existing technology.
The described submersible electric pump exhaust tubing string that is used for DP technology of the utility model comprises oil pipe, packet, Jet injector and the Electric Submersible Pump Unit that connects is installed in the sleeve pipe.Said Jet injector top is connected with oil pipe, packet; The bottom is connected with Electric Submersible Pump Unit; Jet injector comprises discharge joint, housing, suction attachment, the oil pipe short circuit that connects in order under the tubing coupling; Discharge trunnion, nozzle support, honeycomb duct, one-way valve, the suction attachment installed in order under the joint, in the housing on the suction attachment; The nozzle of installing in one-way valve and the nozzle support, Electric Submersible Pump Unit comprise multistage centrifugal pump and its underpart gas separator, protector, cable and the oil-submersible motor of connection in order.
Wherein, said Jet injector bottom is connected with Electric Submersible Pump Unit through the oil pipe short circuit.Said Jet injector top is connected on the oil pipe of packet bottom through tubing coupling.Said one-way valve top is connected with submersible electric pump output flow road.Said one-way valve bottom is connected with annular space between the oil pipe through the suction runner on the suction attachment and sleeve pipe.
The advantage that the utility model has compared with prior art:
1, can be effectively the gas in the casing annulus be discharged, thereby avoid or alleviate the harmful effect of gas the submersible electric pump service behaviour.
2, the recyclable utilization of gas, energy saving.
3, no gas emptying or burning, the protection environment.
Description of drawings
Fig. 1 is a kind of example structure schematic representation of the utility model.
Embodiment:
Consult Fig. 1, a kind of submersible electric pump exhaust tubing string that is used for DP technology comprises oil pipe 12, packet 13, Jet injector and the Electric Submersible Pump Unit that connects is installed in the sleeve pipe 14.Jet injector top is connected with oil pipe 12, packet 13; The bottom is connected with Electric Submersible Pump Unit; Jet injector comprises discharge joint 2, housing 3, suction attachment 10, the oil pipe short circuit 11 that tubing coupling connects for 1 time in order; Discharge trunnion 4, nozzle support 7, honeycomb duct 8, one-way valve 9, the suction attachment 10 installed in order in the housing 3 on joint 2 times, the suction attachment 10; The nozzle of installing in one-way valve 9 and the nozzle support 76, Electric Submersible Pump Unit comprises multistage centrifugal pump 15 and its underpart gas separator 16, protector 17, cable 18 and the oil-submersible motor 19 of connection in order.
The Jet injector bottom is connected with Electric Submersible Pump Unit through oil pipe short circuit 11.Jet injector top is connected on the oil pipe 12 of packet 13 bottoms through tubing coupling 1.One-way valve 9 tops are connected with submersible electric pump output flow road.One-way valve 9 bottoms communicate with annular space between the oil pipe 12 through the suction runner on the suction attachment 10 and sleeve pipe 14.
Claims (5)
1. submersible electric pump exhaust tubing string that is used for DP technology; Comprise oil pipe, packet, Jet injector and the Electric Submersible Pump Unit that connects is installed in the sleeve pipe; It is characterized in that said Jet injector top is connected with oil pipe, packet; The bottom is connected with Electric Submersible Pump Unit; Jet injector comprises discharge joint, housing, suction attachment, the oil pipe short circuit that connects in order under the tubing coupling; Discharge trunnion, nozzle support, honeycomb duct, one-way valve, the suction attachment installed in order under the joint, in the housing on the suction attachment, the nozzle of installing in one-way valve and the nozzle support, Electric Submersible Pump Unit comprises multistage centrifugal pump and its underpart gas separator, protector, cable and the oil-submersible motor of connection in order.
2. the submersible electric pump exhaust tubing string that is used for DP technology according to claim 1 is characterized in that said Jet injector bottom is connected with Electric Submersible Pump Unit through the oil pipe short circuit.
3. the submersible electric pump exhaust tubing string that is used for DP technology according to claim 1 is characterized in that said Jet injector top is connected on the oil pipe of packet bottom through tubing coupling 1.
4. the submersible electric pump exhaust tubing string that is used for DP technology according to claim 1 is characterized in that said one-way valve top is connected with submersible electric pump output flow road.
5. by claim 1 or the 4 described submersible electric pump exhaust tubing strings that are used for DP technology, it is characterized in that said one-way valve bottom is connected with annular space between the oil pipe through the suction runner on the suction attachment and sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220227388 CN202628494U (en) | 2012-05-21 | 2012-05-21 | Electrical submersible pump exhaust pipe column for oil extraction process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220227388 CN202628494U (en) | 2012-05-21 | 2012-05-21 | Electrical submersible pump exhaust pipe column for oil extraction process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202628494U true CN202628494U (en) | 2012-12-26 |
Family
ID=47381699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220227388 Expired - Fee Related CN202628494U (en) | 2012-05-21 | 2012-05-21 | Electrical submersible pump exhaust pipe column for oil extraction process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202628494U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105308259A (en) * | 2013-02-01 | 2016-02-03 | 通用电气石油和天然气Esp公司 | Abrasion resistant gas separator |
| CN106978991A (en) * | 2017-05-19 | 2017-07-25 | 杨策 | Without the latent oil extraction system of pipe electricity |
| CN107420084A (en) * | 2017-07-18 | 2017-12-01 | 中国海洋石油总公司 | A kind of real-time monitoring underground gas-liquid separation combined artificial lift system of Suspensible |
| CN110185420A (en) * | 2018-02-22 | 2019-08-30 | 中国石油化工股份有限公司 | A kind of ladder is continuously depressured supplementary potentiating oil pickup apparatus and method |
-
2012
- 2012-05-21 CN CN 201220227388 patent/CN202628494U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105308259A (en) * | 2013-02-01 | 2016-02-03 | 通用电气石油和天然气Esp公司 | Abrasion resistant gas separator |
| CN105308259B (en) * | 2013-02-01 | 2017-11-17 | 通用电气石油和天然气Esp公司 | Wear-resisting gas separator |
| CN106978991A (en) * | 2017-05-19 | 2017-07-25 | 杨策 | Without the latent oil extraction system of pipe electricity |
| CN107420084A (en) * | 2017-07-18 | 2017-12-01 | 中国海洋石油总公司 | A kind of real-time monitoring underground gas-liquid separation combined artificial lift system of Suspensible |
| CN107420084B (en) * | 2017-07-18 | 2019-06-18 | 中国海洋石油集团有限公司 | A kind of real-time monitoring underground gas-liquid separation combined artificial lift system of Suspensible |
| CN110185420A (en) * | 2018-02-22 | 2019-08-30 | 中国石油化工股份有限公司 | A kind of ladder is continuously depressured supplementary potentiating oil pickup apparatus and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20150521 |
|
| EXPY | Termination of patent right or utility model |