System and method for real time reservoir management

• US 6,266,619 B1
• Filed: 07/20/1999
• Issued: 07/24/2001
• Est. Priority Date: 07/20/1999
• Status: Expired due to Term

• Current Assignee: Halliburton Energy Services Incorporated (Halliburton Company)
• Original Assignee: Halliburton Energy Services Incorporated (Halliburton Company)
• Inventors: Godfrey, Craig, Thomas, Jacob, Vidrine, William Launey, Wauters, Jerry Wayne, Seiler, Douglas Donald
• Primary Examiner(s): McElheny, Jr., Donald E.
• Application Number:
  US09/357,426
• Time in Patent Office: 735 Days
• Field of Search: 702/6, 702/11, 702/12, 702/13, 702/14, 367/73, 703/10, 166/52, 166/53, 166/366, 731/521.8, 731/522.9
• US Class Current: 702/13
• CPC Class Codes: E21B 43/00 Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells applicable only to water E03B

Abstract

A method of real time field wide reservoir management comprising the steps of processing collected field wide reservoir data in accordance with one or more predetermined algorithms to obtain a resultant desired field wide production/injection forecast, generating a signal to one or more individual well control devices instructing the device to increase or decrease flow through the well control device, transmitting the signal to the individual well control device, opening or closing the well control device in response to the signal to increase or decrease the production for one or more selected wells on a real time basis. The system for field wide reservoir management comprising a CPU for processing collected field wide reservoir data, generating a resultant desired field wide production/injection forecast and calculating a target production rate for one or more wells and one or more down hole production/injection control devices.

Claims

1. A method of real time field wide reservoir management comprising the steps of:

(a) processing collected field wide reservoir data in accordance with one or more predetermined algorithms to obtain a resultant desired field wide production/injection forecast;

(b) generating a signal to one or more individual well control devices instructing the device to increase or decrease flow through the well control device;

(c) transmitting the signal to the individual well control device;

(d) opening or closing the well control device in response to the signal to increase or decrease the production of one or more selected wells; and

(e) repeating steps (a) through (d) on a real time basis.

2. The method of field wide reservoir management of claim 1 further including the steps of:

allocating the field wide production/injection forecast to selected wells in the reservoir;

calculating a target production/injection rate for one or more selected wells;

using the target production/injection rate in step (b) to generate the signal to the individual well control device; and

after the well control device is opened or closed in step (d), comparing the target production/injection rate to the actual production/injection rate on a real time basis.

3. The method of field wide reservoir management of claim 1 further including the steps of:

pre-processing seismic data and geologic data according to a predetermined algorithm to create a reservoir geologic model; and

using the reservoir geologic model in calculating the desired field wide production rate.

4. The method of field wide reservoir management of claim 3 further including the steps of:

updating the reservoir model on a real time basis with down hole pressure, volume and temperature data; and

processing the updated reservoir data according to a predetermined algorithm to obtain a desired field wide production rate.

5. The method of field wide reservoir management of claim 1 further including the steps of:

collecting real time data from one or more down-hole sensors from one or more wells and pre-processing said data using pressure transient analysis; and

using the resultant output in calculating the desired field wide production rate.

6. The method of field wide reservoir management of claim 1 further including the steps of:

collecting real time data from one or more seabed production installations for one or more wells and pre-processing said data using pressure transient analysis; and

using the resultant output in calculating the desired field wide production rate.

7. The method of field wide reservoir management of claim 1 further including the steps of:

collecting real time data from one or more surface production installations for one or more wells and pre-processing said data using computerized pressure transient analysis; and

using the resultant output in calculating the desired field wide production rate.

8. The method of field wide reservoir management of claim 1 further including the step of using nodal analysis according to a predetermined algorithm on a real time basis in calculating the desired field wide production rate.

9. The method of field wide reservoir management of claim 1 further including the step of performing material balance calculations according to a predetermined algorithm on a real time basis in calculating the desired field wide production rate.

10. The method of field wide reservoir management of claim 1 further including the step of performing risked economic analysis according to a predeterminend algorithm on a real time basis in calculating the desired field wide production rate.

11. The method of field wide reservoir management of claim 1 further including the step of performing reservoir simulation according to a predeterminend algorithm on a real time basis in calculating the desired field wide production rate.

12. The method of field wide reservoir management of claim 1 further including the step of performing nodal analysis, risked economics, material balance, and reservoir simulation according to a predeterminend algorithm on a real time basis in calculating the desired field wide production rate.

13. The method of field wide reservoir management of claim 1 further including the step of performing iterative analyses of nodal analysis, material balance, and risked economic analysis on a real time basis according to a predeterminend algorithm in calculating the desired field wide production rate.

14. The method of field wide reservoir management of claim 13 wherein the step of generating a signal to a production control device comprises the step of generating a signal for controlling a downhole control device and wherein the step of opening or closing the well control device comprises the step of opening or closing the down hole control device.

15. The method of field wide reservoir management of claim 13 wherein the step of generating a signal to a production control device comprises the step of generating a signal for controlling a surface control device and wherein the step of opening or closing the well control device comprises the step of opening or closing the surface control device.

16. The method of field wide reservoir management of claim 13 wherein the step of generating a signal to a production control device comprises generating a signal for controlling a seabed control device and wherein the step of opening or closing the well control device comprises the step of opening or closing the seabed control device.

17. The method of field wide reservoir management of claim 1 wherein the step of generating a signal to a production control device comprises the step of generating a signal for controlling a downhole control device and wherein the step of opening or closing the well control device comprises the step of opening or closing the down hole control device.

18. The method of field reservoir management of claim 1 wherein the step of generating a signal to a production control device comprises the step of generating a signal for controlling a surface control device wherein and the step of opening or closing the well control device comprises the step of opening or closing the surface control device.

19. The method of reservoir management of claim 1 wherein the step of generating a signal to a production control device comprises the step of generating a signal for controlling a seabed control device and wherein the step of opening or closing the well control device comprises the step of opening or closing the seabed control device.

30. The method of field wide reservoir management of claim 11 further including the step of selecting additional well locations based on the reservoir simulation model.

20. A system for field wide reservoir management comprising:

a CPU for processing collected field wide reservoir data in real time, generating a resultant desired field wide production/injection forecast in real time and calculating in response to the desired forecast a target production rate for one or more wells;

one or more sensors for obtaining field wide reservoir data;

a data base accessible by the CPU for storing the field wide reservoir data;

said one or more sensors coupled to the data base for transmitting thereto the field wide reservoir data for use by the CPU in real time processing; and

a down hole production/injection control device that receive from the CPU a signal indicative of the target production rate.

21. The system for field wide reservoir management of claim 20 further including a surface production control device that receives a signal from the CPU.

22. The system for field wide reservoir management of claim 20 further including a sub sea sensor.

23. The system of field wide reservoir management of claim 22 further including a sub sea production control device that receives a signal from the CPU.

24. The system of field wide reservoir management of claim 20 further including a surface production control device that receives a signal from the CPU.

25. The system of field wide reservoir management of claim 20 wherein the one or more sensors includes a downhole sensor to collect data for pressure and temperature.

26. The system of field wide reservoir management of claim 20 wherein the one or more sensors includes a downhole sensor to collect data for fluid volumes for multiphase flow.

27. The system of field wide reservoir management of claim 20 wherein the one or more sensors includes a downhole sensor to collect data for 4D seismic.

28. The system of field wide reservoir management of claim 20 wherein the one or more sensors includes a surface sensor to collect data for fluid volumes for multiphase flow.

29. The system of field wide reservoir management of claim 22 wherein the subsea sensors collect data for fluid volumes for multiphase flow.

31. The system of claim 20, wherein the one or more sensors includes a down hole sensor.

32. The system of claim 31, wherein the one or more sensors includes an above ground sensor.