Testing system for submersible motor in high-temperature and high-pressure environment

A technology of submersible motor and test system, which is applied in the direction of motor generator testing, etc., can solve the problems of expensive operation costs, waste of manpower, material resources and financial resources, etc., and achieve the effect of reasonable and practical structural design

Inactive Publication Date: 2016-04-06
DONGYING GUANGXING PETROLEUM EQUIP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0002] The high temperature and high pressure test of the submersible motor has always been a blank in the inspection of the submersible motor factory. There is no reference data for the operation of the submersible motor in the high temperature and high pressure environment before going into the well. After that, the operation fee is very expensive, causing a lot of waste of manpower, material and financial resources

Method used

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  • Testing system for submersible motor in high-temperature and high-pressure environment

Examples

Experimental program
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Effect test

Embodiment 1

[0007] Embodiment 1: Lower the submersible motor 13 into the test well, install and seal the high-pressure special test wellhead assembly 7, connect the power supply and the signal transmission cable 14, inject an appropriate amount of test oil into the high-pressure heating tank 1, and feed the test oil after closing the valve. After the test oil is heated to a specified temperature, the first high-pressure valve 5 and the second high-pressure valve 12 are opened, the high-temperature test oil is injected into the test well casing 6 through the first high-pressure pipeline 3, and the high-pressure pipeline pump 2 is turned on to allow the test oil to The high-pressure oil tank 1, the first high-pressure pipeline 3, the second high-pressure pipeline 11 and the test well casing 6 are circulated, and the thermometer 4 is observed to keep the test oil temperature at the specified test temperature, and the booster pump 9 is turned on. Pressurize the test well, observe the pressure ...

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Abstract

The invention provides a testing system for a submersible motor in a high-temperature and high-pressure environment. The technical scheme comprises the steps that a high-pressure pipeline pump (2) is disposed on a first high-pressure pipeline (3) under a high-pressure heating tank (1); a first high-pressure valve (5) is connected to the first high-pressure pipeline (3); a thermometer (4) is disposed on a left face of a connection part; a test well casing (6) is connected to the first high-pressure valve (5); a high-pressure dedicated testing well mouth assembly (7) is disposed on the test well casing (6); the high-pressure dedicated testing well mouth assembly (7) is connected to a booster pump (9) by a pressure gauge (8); a second high-pressure valve (12) is disposed on a second high-pressure pipeline (11) over the high-pressure heating tank (1); the second high-pressure valve (12) is connected to a power source and a signal transmission cable (14) by the submersible motor (13); and the power source and the signal transmission cable (14) are connected to a dedicated testing terminal (10). The system provided by the invention records operation data of the submersible motor in a simulation environment and can accurately know stability of the submersible motor in the high-temperature and high-pressure working environment.

Description

technical field [0001] The invention relates to the technical field of submersible motors, in particular to a test system for high-temperature and high-pressure submersible motors. Background technique [0002] The high temperature and high pressure test of the submersible motor has always been a blank in the inspection of the submersible motor factory. There is no reference data for the operation of the submersible motor in the high temperature and high pressure environment before going into the well. After that, the operation fee is very expensive, causing a lot of waste of manpower, material and financial resources. Contents of the invention [0003] The purpose of the present invention is to provide a stable and reliable high-temperature and high-pressure submersible motor test system with reasonable and practical structure design aiming at the defects existing in the prior art. The technical scheme is: a high-pressure pipeline pump is installed on the first high-pres...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01R31/34
CPCG01R31/34
Inventor 杜象华张振合孙永兴何龙杨保云
Owner DONGYING GUANGXING PETROLEUM EQUIP
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