Submersible pump gauge with downhole analysis capability

Abstract

A method for downhole analysis at an analysis enabled gauge associated with an electric submersible pump, ESP, includes: receiving instructions from a gauge surface readout for measuring downhole a given parameter of the ESP as a function of a variable, measuring the given parameter, downhole processing the given parameter, for a first range of the variable, to generate results, and transmitting the results to the gauge surface readout along a power cable of the ESP.

1 . A method for downhole analysis at an analysis enabled gauge associated with an electric submersible pump, ESP, the method comprising:
 receiving instructions, from a gauge surface readout, for (1) measuring downhole a given parameter of the ESP as a function of a variable, and (2) processing the given parameter for a first range of the variable;   measuring the given parameter with a frequency in the kHz to MHz range and generating associated raw data;   downhole processing the raw data associated with the given parameter, for the first range of the variable, to generate displayable results, which have a smaller digital footprint than the raw data; and   transmitting the displayable results to the gauge surface readout along a power cable of the ESP, wherein the power cable has a data transmission speed in a range of bits per second.   
     
     
         2 . The method of  claim 1 , further comprising:
 receiving additional instructions from the gauge surface readout for processing the given parameter within a second range of the variable, which is different from the first range.   
     
     
         3 . The method of  claim 2 , wherein the second range is narrower than the first range. 
     
     
         4 . The method of  claim 1 , wherein the given parameter is one or more of: a vibration level, a rotation speed of a motor of the ESP, vibrations root mean square (rms) velocity, vibrations peak acceleration, or vibrations Kurtosis. 
     
     
         5 . The method of  claim 4 , wherein the variable is a rotation frequency. 
     
     
         6 . The method of  claim 1 , further comprising:
 adjusting an operation of the ESP based on the displayable results.   
     
     
         7 . The method of  claim 1 , wherein the step of measuring the given parameter includes:
 measuring a vibration of the ESP with a sensing device including one or more of an accelerometer, a MEMS, or an acoustic sensor.   
     
     
         8 . The method of  claim 7 , wherein the sensing device is directly located on the analysis enabled gauge. 
     
     
         9 . The method of  claim 7 , wherein the sensing device is directly located on the ESP. 
     
     
         10 . A method for downhole analysis at a gauge surface readout associated with an electric submersible pump, ESP, the method comprising:
 transmitting instructions, to an analysis enabled gauge, for (1) measuring downhole a given parameter of the ESP as a function of a variable, and (2) processing the given parameter for a first range of the variable;   receiving displayable results, along a power cable of the ESP, processed by the analysis enabled gauge, based on raw data associated with measurements performed downhole on the ESP with a frequency in the kHz to MHz range, on the given parameter, wherein the displayable results have a smaller digital footprint than the raw data; and   sending additional instructions to the analysis enabled gauge for processing the given parameter for a second range of the variable, which is different from the first range,   wherein the power cable has a data transmission speed in a range of bits per second.   
     
     
         11 . The method of  claim 10 , wherein the second range is narrower than the first range. 
     
     
         12 . (canceled) 
     
     
         13 . The method of  claim 10 , wherein the given parameter is one or more of: a vibration level, a rotation speed of a motor of the ESP, vibrations root mean square (rms) velocity, vibrations peak acceleration, or vibrations Kurtosis. 
     
     
         14 . The method of  claim 13 , wherein the variable is a rotation frequency. 
     
     
         15 . The method of  claim 10 , further comprising:
 adjusting an operation of the ESP based on the displayable results.   
     
     
         16 . A downhole analysis system comprising:
 an analysis enabled gauge configured to work with an electric submersible pump, ESP;   a gauge surface readout in communication with the analysis enabled gauge; and   a power cable connecting the gauge surface readout to the analysis enabled gauge, wherein the power cable has a data transmission speed in a range of bits per second,   wherein the analysis enabled gauge is configured to,   receive instructions from the gauge surface readout for (1) measuring downhole a given parameter of the ESP as a function of a variable, and (2) processing the given parameter for a first range of the variable;   measure the given parameter with a frequency in the kHz to MHz range and generate associated raw data;   downhole process the given parameter, within the first range of the variable, to generate displayable results, which have a smaller digital footprint than the raw data; and   transmit the displayable results to the gauge surface readout along the power cable of the ESP.   
     
     
         17 . The system of  claim 16 , wherein the analysis enabled gauge is further configured to,
 receive additional instructions from the gauge surface readout for processing the given parameter within a second range of the variable, which is different from the first range.   
     
     
         18 . The system of  claim 17 , wherein the second range is narrower than the first range. 
     
     
         19 . The system of  claim 16 , wherein the given parameter is one or more of: a vibration level, a rotation speed of a motor of the ESP, vibrations root mean square (rms) velocity, vibrations peak acceleration, or vibrations Kurtosis. 
     
     
         20 . The system of  claim 19 , wherein the variable is a rotation frequency.