US2010314106A1PendingUtilityA1

Low cost rigless intervention and production system

Assignee: TUBEL PAULOPriority: May 11, 2009Filed: Jun 25, 2010Published: Dec 16, 2010
Est. expiryMay 11, 2029(~2.8 yrs left)· nominal 20-yr term from priority
Inventors:Paulo Tubel
E21B 41/0035E21B 17/20E21B 19/22E21B 47/13
39
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Claims

Abstract

A downhole system comprises (a) a wellbore deployable container comprising an operational control circuit and a power source operationally in communication with the operational control circuit, each disposed within the container; a wellbore deployable, controllable downhole electronic frac fluid flow control module further comprising a wellbore deployable container receiving seat; and a data handling circuit; (b) a wellbore deployable, data transmission capable gauge deployable near the control module; and (c) a surface system operatively in communication with the operational control circuit and/or the control module. The control module, container, and data gathering gauge may be deployed within the wellbore; the surface system deployed at the wellbore's surface; communications established between the gauge, surface system, and operational circuit; and a data transmission command issued from the surface system to the container to trigger transmitting data from the container to the surface system to control a wellbore fluid process.

Claims

exact text as granted — not AI-modified
1 . A downhole system, comprising:
 a. a container dimensioned and configured for deployment in a wellbore, the container further comprising:
 i. an operational control circuit disposed within the container; and 
 ii. a power source disposed within the container, the power source operationally in communication with the operational control circuit; 
   b. a controllable downhole electronic frac fluid flow controller dimensioned and configured for deployment in the wellbore, the controllable downhole electronic frac fluid flow controller further comprising:
 i. a seat dimensioned and configured for deployment in the wellbore as part of the controllable downhole electronic frac fluid flow control, the seat further dimensioned and configured to receive the container; and 
 ii. a data handling circuit; 
   c. a gauge dimensioned and configured for deployment in the wellbore near the frac control module, the gauge further dimensioned and configured for data transmission; and   d. a surface system, operatively in communication with at least one of (i) the operational control circuit disposed within the container or (ii) the downhole electronic frac fluid flow control data handling circuit.   
     
     
         2 . The downhole system of  claim 1 , wherein the operational circuit further comprises:
 a. a data collection circuit dimensioned and configured to gather and store at least one of frac pressure data or temperature data; and   b. an electromagnetic communications circuit dimensioned and configured to obtain data from a downhole gauge, the electromagnetic communications circuit operatively in communication with the data collection circuit.   
     
     
         3 . The downhole system of  claim 1 , wherein the data collection circuit is further dimensioned and configured to gather and store a first predetermined set of data. 
     
     
         4 . The downhole system of  claim 3 , wherein the first predetermined set of data are stored in the downhole electronic frac fluid flow control. 
     
     
         5 . The downhole system of  claim 3 , wherein the first predetermined set of data comprise at least one of pressure data, temperature data, flow data, water cut data, and sleeve position data. 
     
     
         6 . The downhole system of  claim 1 , wherein the gauge is disposed proximate at least one of the seat or in a separate module in a pup joint assembly deployed in the wellbore. 
     
     
         7 . The downhole system of  claim 1 , wherein the gauge further comprises:
 a. a pressure and temperature gauge;   b. electronics to condition a signal in the gauge;   c. an analog to digital converter;   d. a processor and memory to store data; and   e. an electromagnetic communications system to transfer the data from the gauge to the container.   
     
     
         8 . The downhole system of  claim 1 , wherein the gauge is disposed either proximate to or as part of the downhole electronic frac fluid flow control module. 
     
     
         9 . The downhole system of  claim 1 , wherein the downhole electronic frac fluid flow control module is dimensioned and configured to be operated by at least one of (i) a command issued from the surface system or (ii) from the container. 
     
     
         10 . The downhole system of  claim 1 , wherein the surface system comprises:
 a. an electromagnetic communications module dimensioned and configured to communicate with the container; and   b. an interface to a computer.   
     
     
         11 . The downhole system of  claim 1 , wherein the power source further comprises:
 a. a first module, the first module comprising a self-resonant coil dimensioned and adapted to provide a wireless interface to an electromagnetic energy transmission cable which is dimensioned and adapted to be deployed in the wellbore; and   b. a second module operatively in communications with the first module, the second module further comprising its own self-resonant coil to receive energy, the second module located at a predetermined distance from the first module within wellbore.   
     
     
         12 . A method of controlling a fluid process in a wellbore, comprising:
 a. deploying a controllable downhole electronic frac fluid flow control module to a first predetermined position in a wellbore;   b. deploying a container to a second predetermined position in the wellbore, the container further comprising:
 i. an operational circuit disposed within the container; 
 ii. a power source disposed at least partially within the container, the power source operationally in communication with the operational circuit; and 
 iii. a container ball and seat; 
   c. deploying a gauge to a third predetermined position in the wellbore, the gauge dimensioned and configured to gather a first predetermined set of data;   d. deploying a surface system at a surface of the wellbore;   e. establishing communications between the gauge and the operational circuit disposed within the container;   f. establishing communications between the surface system and the operational circuit disposed within the container;   g. issuing a data transmission command from the surface system to the container; and   h. transmitting a predetermined set of data from the container to the surface system upon receipt of the data transmission command from the surface system.   
     
     
         13 . The method of  claim 12 , further:
 a. deploying a gauge module proximate to the downhole electronic frac fluid flow control module;   b. using the gauge to gather a second predetermined set of data; and   c. providing the second predetermined set of data to the surface system upon receipt of a data transmission command from the surface system.   
     
     
         14 . The method of  claim 13 , further comprising using the gauge to collect data after a frac process for build up tests. 
     
     
         15 . The method of  claim 12 , wherein the fluid process is at least one of a frac fluid process, a wellbore chemical process, or a monitoring process. 
     
     
         16 . The method of  claim 12 , further comprising establishing data communications between the downhole electronic frac fluid flow control and a predetermined module deployed in the well via a flexible, non-metallic, substantially continuous tube and connector [slickline, coil tubing, pumping or any other a means used to deploy hardware in the wellbore]. 
     
     
         17 . The method of  claim 13 , wherein:
 a. the gauge is deployed without the need for a downhole wired communication connection to the gauge; and   b. the predetermined set of data include data useful for at least one of (i) formation monitoring or (ii) pump optimization.   
     
     
         18 . The method of  claim 12 , wherein:
 a. the gauge is deployed permanently;   b. the container is deployed in the wellbore as part of a drill string and is adapted to interface to a drilling string to retrieve the data from the gauge permanently; and   c. the container collects data wirelessly from the gauge while the drilling string is drilling out the seat from a frac sliding sleeves.   
     
     
         19 . A gauge dimensioned and configured for deployment in the wellbore, comprising
 a. an electronics module, the electronics module comprising:
 i. a data acquisition module, the data acquisition module dimensioned and configured to measure a predetermined physical phenomenon; 
 ii. an analog to digital converter operatively in communication with the data acquisition module; 
 iii. a processor operatively in communication with at least one of the data acquisition module or the analog to digital converter; 
 iv. a data store operatively in communication with the processor; 
 v. a data transmission module operatively in communication with the processor; and 
 vi. a gauge signal conditioner operatively in communication with at least one of the data transmission module and the data acquisition module; 
   b. a self-resonant coil inductively coupled to the electronics module.   
     
     
         20 . The gauge of  claim 19 , wherein the predetermined physical phenomenon comprises at least one of pressure and temperature.

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