System and method to control electrical submersible pump during oil and gas explorations

Abstract

A system includes: one or more electrical submersible pump (ESP) assemblies, each comprising: a centrifugal pump configured to raise a fluidic pressure; a motor connected to the centrifugal pump and configured to drive the centrifugal pump at a configurable speed; and one or more sensors configured to measure an operational parameter of the ESP assemblies; and a control panel comprising a computer processor and a user-interactive display coupled to each other, wherein the computer processor is configured to: receive the measured operational parameters of the ESP assemblies; and calculate at least one performance indicator for a ESP assembly selected by a user, and wherein the user-interactive display is configured to: generate a display for the measured operational parameters and the calculated at least one performance indictor; and receive an input from the user so that one or more operational parameters can be adjusted in accordance with the input.

What is claimed is: 
     
         1 . A system comprising:
 one or more electrical submersible pump (ESP) assemblies, each ESP assembly arranged in a downhole of an oil and gas exploration site, each ESP assembly comprising:
 a centrifugal pump enclosed by a shaft and configured to raise a pressure of fluid within the shaft for extraction from the downhole; 
 a motor connected to the centrifugal pump and configured to drive the centrifugal pump at a configurable speed; and 
 one or more sensors, wherein each sensor is configured to measure an operational parameter of the ESP assembly when the centrifugal pump is being driven by the motor; and 
   a control panel in communication with the one or more ESP assemblies, the control panel comprising a computer processor and a user-interactive display coupled to each other,
 wherein the computer processor is configured to:
 receive the measured operational parameters of the one or more ESP assemblies; and 
 calculate at least one performance indicator for a ESP assembly selected by a user, and 
 
 wherein the user-interactive display is configured to:
 generate a display for the measured operational parameters and the calculated at least one performance indictor for the ESP assembly selected by the user; and 
 receive an input from the user so that one or more operational parameters of the ESP assembly selected by the user can be adjusted in accordance with the input. 
 
   
     
     
         2 . The system of  claim 1 , wherein the display for the measured operational parameters and the calculated at least one performance indictor is generated as the selected ESP assembly continues to operate with no downtime. 
     
     
         3 . The system of  claim 2 , wherein generating the display comprises:
 continuously displaying the measured operational parameters and the calculated at least one performance indictor as a function of time.   
     
     
         4 . The system of  claim 2 , wherein generating the display comprises:
 displaying the measured operational parameters and the calculated at least one performance indictor on a speedometer layout that spans a range.   
     
     
         5 . The system of  claim 4 , wherein the range comprises a first segment deemed normal, and a second segment deemed not normal. 
     
     
         6 . The system of  claim 2 , wherein the operational parameters being measured comprise at least one of: a temperature, a rotating speed, a pressure, a current, and
 wherein the calculated at least one performance indictor comprises at least one of: a flow rate, a production rate, a ratio of water and oil.   
     
     
         7 . The system of  claim 1 , wherein the computer processor is further configured to: generate, based on, at least in part, the calculated at least one performance indictor, a recommended adjustment to one or more operational parameters of the ESP assembly selected by the user, and
 wherein the user-interactive display is further configured to:
 display, to the user, the recommended adjustment, and 
 receive the input from the user in response to recommended adjustment being displayed. 
   
     
     
         8 . The system of  claim 1 , wherein said centrifugal pump comprises a multi-stage centrifugal pump. 
     
     
         9 . The system of  claim 8 , wherein the multi-stage centrifugal pump is configured to incrementally raise the pressure of the fluid within the shaft after each stage. 
     
     
         10 . The system of  claim 8 , wherein each stage of the multi-stage centrifugal pump comprises a rotating impeller and stationary diffuser,
 wherein the rotating impeller is configured to rotate at the configurable speed so that when the fluid within the shaft travels through the rotating impeller, a kinetic energy of the fluid is increased and the fluid is subsequently discharged from the stationary diffuser with raised pressure.   
     
     
         11 . The system of  claim 1 , wherein the one or more sensors comprise at least one of: a video camera, a vibrational sensor, a pressure sensor, a power meter, a current meter, and a flow meter. 
     
     
         12 . A computer-implemented method comprising:
 operating one or more electrical submersible pump (ESP) assemblies, each ESP assembly arranged in a downhole of an oil and gas exploration site, each ESP assembly comprising: a centrifugal pump enclosed by a shaft and configured to raise a pressure of fluid within the shaft for extraction from the downhole, a motor connected to the centrifugal pump and configured to drive the centrifugal pump at a configurable speed, and one or more sensors each configured to measure an operational parameter of the ESP assembly when the centrifugal pump is being driven by the motor;   receiving the measured operational parameters of the one or more ESP assemblies;   calculating at least one performance indicator for a ESP assembly selected by a user;   generating a display for the measured operational parameters and the calculated at least one performance indictor for the ESP assembly selected by the user; and   receiving an input from the user so that one or more operational parameters of the ESP assembly selected by the user can be adjusted in accordance with the input.   
     
     
         13 . The computer-implemented method of  claim 12 , wherein the display for the measured operational parameters and the calculated at least one performance indictor is generated as the ESP assembly continues to operate with no downtime. 
     
     
         14 . The computer-implemented method of  claim 13 , wherein generating the display comprises:
 continuously displaying the measured operational parameters and the calculated at least one performance indictor as a function of time.   
     
     
         15 . The computer-implemented method of  claim 13 , wherein generating the display comprises:
 displaying the measured operational parameters and the calculated at least one performance indictor on a speedometer layout that spans a range.   
     
     
         16 . The computer-implemented method of  claim 15 , wherein the range comprises a first segment deemed normal, and a second segment deemed not normal. 
     
     
         17 . The computer-implemented method of  claim 12 , wherein the operational parameters being measured comprise at least one of: a temperature, a rotating speed, a pressure, a current, and wherein the calculated at least one performance indictor comprises at least one of: a flow rate, a production rate, a ratio of water and oil. 
     
     
         18 . The computer-implemented method of  claim 12 , further comprising:
 generating, based on, at least in part, the calculated at least one performance indictor, a recommended adjustment to one or more operational parameters of the ESP assembly selected by the user;   displaying the recommended adjustment to the user; and   receive the input from the user in response to recommended adjustment being displayed.   
     
     
         19 . The computer-implemented method of  claim 12 , further comprising:
 incrementally raising a pressure of the fluid within the shaft after each of multiple stages of the centrifugal pump.   
     
     
         20 . The computer-implemented method of  claim 12 , further comprising:
 rotating a rotating impeller of the centrifugal pump at the configurable speed so that when the fluid within the shaft travels through the rotating impeller, a kinetic energy of the fluid is increased and the fluid is subsequently discharged from a stationary diffuser with raised pressure.