Systems and Methods for Event Detection During Electric Submersible Pump Assembly Deployment

Abstract

Disclosed herein are event detection assemblies and methods for electric submersible pump assembly deployment that may each include: an event detection assembly for electric submersible pump assembly deployment downhole that may include: a reel; an electric cable that may be coupled to the reel and may be capable of being electrically coupled to an electric submersible pump assembly; one or more sensors, which may be: configured to detect a first location on the electric cable and to detect a second location on the electric cable; and configured to detect an event on the cable occurring any time from detection of the first location to detection of the second location; and an alarm configured to actuate in response to detection of an event.

What is claimed as the invention is: 
     
         1 . An event detection assembly for electric submersible pump assembly deployment downhole, comprising:
 a reel;   an electric cable coupled to the reel and capable of being electrically coupled to an electric submersible pump assembly;   one or more sensors, which are:
 configured to detect a first location on the electric cable and to detect a second location on the electric cable; and 
   configured to detect an event on the cable occurring any time from detection of the first location to detection of the second location; and   an alarm configured to actuate in response to detection of an event.   
     
     
         2 . The event detection assembly of  claim 1 , further comprising a controller configured for identifying when an event occurred any time from detection of the first location to detection of the second location. 
     
     
         3 . The event detection assembly of  claim 1 , further comprising a controller configured for identifying when an event occurs during detection of an event. 
     
     
         4 . The event detection assembly of  claim 1 , further comprising:
 a first relay coupled to a first wire of the electric cable and a second wire of the electric cable; and   a second relay coupled to a third wire of the electric cable and a second wire of the electric cable.   
     
     
         5 . The event detection assembly of  claim 1 , wherein a portion of the electric cable extends between the first sensor and a sheave. 
     
     
         6 . The event detection assembly of  claim 1 , wherein the first location on the cable comprises a first protrusion and the second location on the cable comprises a second protrusion. 
     
     
         7 . The event detection assembly of  claim 1 , wherein the first location on the cable comprises a first mark and the second location on the cable comprises a second mark. 
     
     
         8 . The event detection assembly of  claim 1 , wherein the first location on the cable is a first notch and the second location on the cable is a second notch. 
     
     
         9 . The event detection assembly of  claim 1 , wherein the one or more sensors comprises a first sensor configured to detect the first location and the second location; and a second sensor configured to detect the event on the cable. 
     
     
         10 . An event detection assembly for electric submersible pump assembly deployment downhole, comprising:
 a reel;   an electric cable coupled to the reel and capable of being electrically coupled to an electric submersible pump assembly;   one or more sensors configured to:
 identify a portion of the electric cable; and 
 detect an event on the cable occurring during identification of the portion of the electric cable; and 
   an alarm configured to actuate in response to detection of an event.   
     
     
         11 . A method of event detection during electric submersible pump assembly deployment, comprising:
 providing an event detection assembly that comprises:
 a reel; 
 an electric cable coupled to the reel and to the electric submersible pump assembly; 
 one or more sensors; 
 a controller; and 
 an alarm; 
   detecting, using any of the one of more sensors, a first location on the electric cable and a second location on the electric cable;   detecting, using any of the one or more sensors, an event on the electric cable occurring any time from detection of the first location to detection of the second location; and   actuating the alarm in response to detection of the event.   
     
     
         12 . The method of  claim 11 , wherein the controller is coupled to the reel. 
     
     
         13 . The method of  claim 11 , further comprising a power pack coupled to the controller. 
     
     
         14 . The method of  claim 11 , wherein the controller is capable of simultaneously receiving from the one or more sensors data associated with the first location and data associated with the second location and receiving from the one or more sensors data associated with the event. 
     
     
         15 . The method of  claim 11 , wherein the controller further comprises a power pack. 
     
     
         16 . The method of  claim 11 , further comprising actuating, with the controller, a first relay to inhibit flow of electricity in a first wire that is a part of the electric cable and to inhibit flow of electricity in a second wire that is a part of the electric cable. 
     
     
         17 . The method of  claim 11 , further comprising actuating, with the controller, a second relay to inhibit flow of electricity in a third wire that is part of the electric cable and to inhibit flow of electricity in a second wire that is part of the electric cable. 
     
     
         18 . The event detection assembly of  claim 11 , wherein the one or more sensors comprises a first sensor configured to detect the first location and the second location; and a second sensor configured to detect the event on the cable. 
     
     
         19 . A method of event detection during electric submersible pump assembly deployment, comprising:
 providing an event detection assembly that comprises:
 a reel; 
 an electric cable coupled to the reel and to the electric submersible pump assembly; 
 one or more sensors; 
 a controller; and 
 an alarm; 
   detecting, with the one or more sensors, a portion of the electric cable;   detecting, with the one or more sensors, an event on the electric cable occurring any time during detection of the cable portion; and   actuating the alarm in response to detection of the event.   
     
     
         20 . The method of  claim 19 , further comprising using a first relay to inhibit flow of electricity in a first wire that is part of the electric cable and to inhibit flow of electricity in a second wire that is part of the electric cable. 
     
     
         21 . The event detection assembly of  claim 19 , further comprising using a second relay to inhibit flow of electricity in a third wire that is part of the electric cable and to inhibit flow of electricity in a fourth wire that is part of the electric cable. 
     
     
         22 . An event detection assembly for electric submersible pump assembly deployment downhole, comprising (a) one or more sensors configured to detect a first location on an electric cable and to detect a second location on the electric cable, wherein the electric cable is capable of being coupled to a reel, and of being electrically coupled to an electric submersible pump; and (b) one or more sensors configured to detect an event on the cable that occurs between detection of the first location and detection of the second location. 
     
     
         23 . The event detection assembly of  claim 22 , wherein the one or more sensors comprises a first sensor configured to detect the first location and the second location; and a second sensor configured to detect the event on the cable.