Method for efficient pressure and inflow testing of a fluid containment system through real time leak detection with quantification of pvt effects

Abstract

A method for testing a well system comprising providing fluid into a chamber of the system, measuring a change in fluid pressure within the chamber and measuring a temperature change of fluid within the closeable chamber.

What is claimed is: 
     
         1 . A method for pressure testing a well system comprising:
 providing fluid into a closeable chamber of the well system;   measuring in real time a change in fluid pressure within the closeable chamber using a sensor disposed within the well system; and   measuring in real time a temperature change of fluid within the closeable chamber using a sensor disposed within the well system.   
     
     
         2 . The method of  claim 1 , wherein the closeable chamber is provided with a fluid having a higher density than water. 
     
     
         3 . The method of  claim 1 , wherein the closeable chamber is provided with a fluid having a density substantially equal to water. 
     
     
         4 . The method of  claim 1 , wherein the closeable chamber comprises at least a portion of a drill string. 
     
     
         5 . The method of  claim 1 , wherein the closeable chamber comprises at least a portion of a choke line. 
     
     
         6 . The method of  claim 1 , wherein the closeable chamber comprises at least a portion of a kill line. 
     
     
         7 . The method of  claim 1 , further comprising using real time pressure and temperature measurements to calculate real time pressure decay of fluid within the closeable chamber, the calculated pressure decay arising from changes in the volume of fluid within the closeable chamber over time. 
     
     
         8 . The method of  claim 4 , further comprising stabbing into a plug of the well system with the drill string to allow for fluid communication between the drill string and a volume of fluid disposed below the plug. 
     
     
         9 . The method of  claim 1 , wherein the closeable chamber comprises at least a portion of a blowout preventer. 
     
     
         10 . The method of  claim 9 , further comprising sealing the blowout preventer to prevent fluid communication between a drill string of the well system and an annulus adjacent to the blowout preventer. 
     
     
         11 . The method of  claim 1 , further comprising measuring in real time a pressure change in the closeable chamber using a sensor disposed within the well system. 
     
     
         12 . The method of  claim 1 , wherein the closeable chamber comprises a component of a completion system. 
     
     
         13 . The method of  claim 11 , wherein the component of the completion system comprises a tubing hanger. 
     
     
         14 . The method of  claim 1 , further comprising communicating a signal from the sensor using a wired pipe communication network. 
     
     
         15 . A method for pressure testing a well system comprising:
 providing fluid into a closeable chamber of the well system; and   determining in real time a change in fluid pressure in the closeable chamber, the determined change in pressure arising from a change in the volume of fluid within the closeable chamber.   
     
     
         16 . The method of  claim 15 , further comprising determining in real time a change in fluid pressure within the closeable chamber arising from a change in temperature of the fluid. 
     
     
         17 . The method of  claim 15 , wherein determining in real time a change in fluid pressure within the closeable chamber arising from a change in the volume of fluid within the closeable chamber comprises measuring in real time a change in fluid pressure within the closeable chamber using a sensor disposed within the well system. 
     
     
         18 . The method of  claim 16 , wherein determining in real time a change in fluid pressure within the closeable chamber arising from a change in temperature of the fluid comprises measuring in real time a temperature change of fluid within the closeable chamber using a sensor disposed within the well system. 
     
     
         19 . The method of  claim 16 , wherein determining in real time a change in fluid pressure within the closeable chamber arising from a change in temperature of the fluid comprises calculating the change in temperature over time for a section of a wired pipe communication network. 
     
     
         20 . The method of  claim 19 , further comprising summing the pressure decay arising from changes in temperature over time for the section of the wired pipe communication network. 
     
     
         21 . The method of  claim 20 , further comprising subtracting the summed pressure decay arising from changes in temperature over time from the total fluid pressure decay within the closeable chamber. 
     
     
         22 . The method of  claim 15 , wherein the closeable chamber comprises at least a portion of a blowout preventer. 
     
     
         23 . The method of  claim 15 , wherein the closeable chamber comprises at least a portion of a wellhead. 
     
     
         24 . A method for pressure testing a well system comprising:
 providing fluid into a closeable chamber of the well system;   measuring in real time a change in fluid pressure within the closeable chamber using a sensor of a wired pipe communication network disposed within the well system;   measuring in real time a temperature change of fluid within the closeable chamber using a sensor of the wired pipe communication network disposed within the well system; and   calculating in real time the pressure decay arising from a change in the volume of fluid disposed within the closeable chamber using the pressure and temperature measurements.   
     
     
         25 . The method of  claim 24 , wherein the closeable chamber comprises at least a portion of a blowout preventer. 
     
     
         26 . The method of  claim 24 , wherein the closeable chamber comprises at least a portion of a component of an upper completion system.