Centrifugal electric submersible pump downhole torque testing system
A technology of submersible electric pump and torque test, applied in the direction of non-variable displacement pump, pump, pump control, etc., can solve the problems of easy error, influence on the accuracy of centrifugal pump efficiency test results, etc., and achieve good sealing effect. Effect
Active Publication Date: 2015-04-01
DONGYING GUANGXING PETROLEUM EQUIP
View PDF5 Cites 4 Cited by
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
[0002] In the submersible electric pump test, the efficiency test of the centrifugal pump basically adopts the method of electric power calculation, and basically uses the method of detecting the operating current of the motor and the timely power factor of the motor to detect the output torque of the motor as the input of the centrifugal pump Torque, affected by the test environment, is prone to errors, and the accuracy of the input torque of the centrifugal pump has an impact on the pump efficiency test results of the centrifugal pump
Method used
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View moreImage
Smart Image Click on the blue labels to locate them in the text.
Smart ImageViewing Examples
Examples
Experimental program
Comparison scheme
Effect test
Embodiment Construction
[0015] combined with Figure 1-3 , to further describe the present invention:
[0016] The present invention comprises submersible electric pump downhole torque test unit assembly 1, submersible motor protector 2, submersible motor 3 and spline 4, described submersible electric pump downhole torque test unit assembly 1 upper end and submersible pump The suction port assembly is connected, the lower end of the electric submersible pump downhole torque test unit 1 is connected to the submersible motor protector 2 through the spline 4, and the submersible motor protector 2 is connected to the submersible motor 3 through the spline 4;
[0017] The submersible electric pump downhole torque test unit assembly 1 includes a transmission shaft 5, a thrust bearing 6, an upper mechanical seal assembly 7, a signal transmission line 8, a wireless receiving system 9, a conductive slip ring assembly 10, and a wireless torque sensor 11. Housing 12, special strain gauge for torque measure...
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More PUM
Login to View More Abstract
The invention relates to a centrifugal electric submersible pump downhole torque testing system. The technical scheme includes that the centrifugal electric submersible pump downhole torque testing system comprises an electric submersible pump downhole torque testing unit assembly, a submersible motor protector, a submersible motor and splines, the upper end of the electric submersible pump downhole torque testing unit assembly is connected with a suction inlet assembly of a submersible pump, the lower end of the electric submersible pump downhole torque testing unit assembly is connected with the submersible motor protector through one spline, and the submersible motor protector is connected with the submersible motor through the other spline. The centrifugal electric submersible pump downhole torque testing system has the advantages that an electric submersible pump downhole wireless torque sensor is mounted on a motor shaft of the submersible motor, a transmission device rotating shaft energy and signal synchronization wireless transmission torque testing device is fixed onto a transmission shaft in a packaging manner, a power supply signal is inputted to an amplifier and a testing signal converter by a special conducting slip ring assembly, and long-time testing is realized. Moreover, a signal line sealing assembly is used for sealing, and sealing effects are fine.
Description
technical field [0001] The invention relates to a test system for a submersible electric pump, in particular to a downhole torque test system for a centrifugal electric submersible pump. Background technique [0002] In the submersible electric pump test, the efficiency test of the centrifugal pump basically adopts the method of electric power calculation, and basically uses the method of detecting the operating current of the motor and the timely power factor of the motor to detect the output torque of the motor as the input of the centrifugal pump Torque, affected by the test environment, is prone to errors, and the accuracy of the input torque of the centrifugal pump has an impact on the pump efficiency test results of the centrifugal pump. Contents of the invention [0003] The object of the present invention is to provide a centrifugal submersible electric pump downhole torque testing system aimed at the above-mentioned defects in the prior art, which can accurate...
Claims
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More Application Information
Patent Timeline
Login to View More IPC IPC(8): F04D15/00
CPCF04D13/10F04D15/0088
Inventor 李广琛何龙张强
Owner DONGYING GUANGXING PETROLEUM EQUIP