Method and system for well and reservoir management in open hole completions as well as method and system for producing crude oil
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
E21B-023/14
E21B-033/12
E21B-047/10
E21B-023/06
E21B-004/18
E21B-033/126
E21B-023/00
출원번호
US-0002918
(2012-02-14)
등록번호
US-9598921
(2017-03-21)
우선권정보
DK-2011 70110 (2011-03-04)
국제출원번호
PCT/EP2012/052447
(2012-02-14)
§371/§102 date
20131111
(20131111)
국제공개번호
WO2012/119837
(2012-09-13)
발명자
/ 주소
Heijnen, Wilhelmus Hubertus Paulus Maria
Peters, Robert Bouke
Brink, David Ian
출원인 / 주소
MAERSK OLIE OG GAS A/S
대리인 / 주소
Brinks Gilson & Lione
인용정보
피인용 횟수 :
0인용 특허 :
34
초록▼
According to the method for well and reservoir management in open hole completions, a data acquisition module (100) is advanced through the wellbore and acquires data providing information revealing fractures in the wall of the wellbore, and at least one blocking system (1002, 3000), on the basis of
According to the method for well and reservoir management in open hole completions, a data acquisition module (100) is advanced through the wellbore and acquires data providing information revealing fractures in the wall of the wellbore, and at least one blocking system (1002, 3000), on the basis of the data acquired, is placed in the wellbore(199, 2199, 3006) at the location of a fracture in the wall. The data acquisition module (100) is advanced by interaction with a fluid present in the wellbore, and the data acquisition module acquires data providing information on its own position in relation to the wall (3005) of the wellbore (199, 2199, 3006) and is controlled on the basis of said data in order to maintain a distance to the wall of the wellbore during its advancement. A system for well and reservoir management in open hole completions is further disclosed.
대표청구항▼
1. A method to facilitate well management in open hole completions being equipped with a production tubing, said method comprising the steps of: advancing a data acquisition module having a propulsion system through the production tubing and further into an open hole section of a wellbore and acquir
1. A method to facilitate well management in open hole completions being equipped with a production tubing, said method comprising the steps of: advancing a data acquisition module having a propulsion system through the production tubing and further into an open hole section of a wellbore and acquiring data providing information about the shape, size and surface condition and revealing fractures in a wall of the open hole section of the wellbore, and wherebyat least one blocking system, on the basis of the data acquired, in the open hole wellbore, is placed at a location of a fracture in the wall, wherein the data acquisition module is advanced by interaction with a fluid present in the wellbore, and by that the data acquisition module acquires data providing information on a position of the data acquisition module in relation to the wall of the wellbore and is controlled on the basis of said data in order to maintain a distance to the wall of the wellbore during advancement of the data acquisition module. 2. The method for well and reservoir management in open hole completions according to claim 1, wherein the data acquisition module is advanced through the wellbore a first and a second time, and by that during the second time of advancement, the data acquisition module is advanced through at least one blocking system placed in the wellbore. 3. The method for well and reservoir management in open hole completions according to claim 1, wherein the data acquisition module is advanced in the wellbore at least partly by the fluid present in wellbore as the fluid flows through the wellbore. 4. The method for well and reservoir management in open hole completions according to claim 1, wherein the data acquisition module is advanced in the wellbore at least partly by means of a propulsion device incorporated into the data acquisition module. 5. The method for well and reservoir management in open hole completions according to claim 1, wherein controlled radial movement of the data acquisition module relative to the wellbore is established at least partly by means of at least one propeller or at least one jet stream. 6. The method for well and reservoir management in open hole completions according to claim 1, wherein controlled vertical movement of the data acquisition module relative to the wellbore is established at least partly by a variable buoyancy system incorporated into the data acquisition module. 7. The method for well and reservoir management in open hole completions according to claim 1, wherein data providing information revealing the position along the wellbore of the fracture in the wall of the wellbore is communicated wirelessly to a control module outside the wellbore, and by that the at least one blocking system is placed in the wellbore at the location of the fracture in the wall on the basis of the data received by said control module. 8. The method for well and reservoir management in open hole completions according to claim 1, wherein a sound signal is communicated between the data acquisition module and a control module located outside the wellbore, whereby the sound signal is transmitted through the fluid present in the wellbore, and by that the position of the fracture in the wall of the wellbore is determined at least on the basis of said sound signal received by the control module or by the data acquisition module and at least on the basis of a time difference between the time of emission of the sound signal and the time of reception of the sound signal. 9. The method for well and reservoir management in open hole completions according to claim 1, wherein data providing information revealing the position along the wellbore of the fracture in the wall of the wellbore is communicated outside the wellbore by means of a radio-frequency identification (RFID) tag released by the data acquisition module, conveyed by the fluid present in the wellbore and collected outside the wellbore. 10. The method for well and reservoir management in open hole completions according to claim 1, wherein the at least one blocking system, on the basis of at least the data acquired by the data acquisition module, is placed in the wellbore at the location of the fracture in the wall by means of a well tractor. 11. The method for well and reservoir management in open hole completions according to claim 10, wherein a sound signal is communicated between the well tractor and a control module located outside the wellbore, whereby the sound signal is transmitted through the fluid present in the wellbore, and by that the position of the well tractor is determined at least on the basis of said sound signal received by the control module or by the well tractor and at least on the basis of a time difference between the time of emission of the sound signal and the time of reception of the sound signal. 12. The method for well and reservoir management in open hole completions according to claim 10, wherein the well tractor pulls the at least one blocking system in the form of a patch through the wellbore to the location of the fracture in the wall, whereby the patch is expanded until abutment against the wall of the wellbore and released from the well tractor. 13. The method for well and reservoir management in open hole completions according to claim 12, wherein the well tractor advances through a first patch already expanded and fixed in the wellbore and pulls a second patch through the first patch. 14. The method for well and reservoir management in open hole completions according to claim 1, wherein the data acquisition module advances through a first part of the wellbore in order to reach a second part of the wellbore, by that the at least one blocking system is placed in the second part of the wellbore, and by that the first part of the wellbore has a diameter that is smaller than, and preferably less than the half of, the diameter of the second part of the wellbore. 15. A method of producing crude oil comprising a method for well and reservoir management in open hole completions according to claim 1. 16. A system for well and reservoir management in open hole completions, the system comprising: a data acquisition module configured to be advanced through a wellbore and configured to acquire data providing information revealing fractures in a wall of the wellbore, and the system comprising at least one blocking system; anda tool configured to, on the basis of the data acquired, place the at least one blocking system in the wellbore at a location of a fracture in the wall, wherein the data acquisition module is configured to be advanced by interaction with the fluid present in the wellbore, and in that the data acquisition module is configured to acquire data providing information on a position of the data acquisition module in relation to the wall of the wellbore and is configured to be controlled on the basis of said data in order to maintain a distance to the wall of the wellbore during advancement of the data acquisition module. 17. The system for well and reservoir management in open hole completions according to claim 16, wherein the at least one blocking system has the form of a patch configured to be expanded from a collapsed state to an expanded state for abutment against the wall of the wellbore and fixation in the wellbore, and in that the data acquisition module has a maximum outer diameter that is smaller than a minimum inner diameter of the at least one patch in its expanded state. 18. The system for well and reservoir management in open hole completions according to claim 16, wherein the data acquisition module is configured to be advanced in the wellbore at least partly by means of movement of fluid flowing through the wellbore. 19. The system for well and reservoir management in open hole completions according to claim 16, wherein the data acquisition module comprises a propulsion device. 20. The system for well and reservoir management in open hole completions according to claim 16, wherein the data acquisition module comprises at least one propeller or at least one jet stream configured for controlled radial movement of the data acquisition module relatively to the wellbore. 21. The system for well and reservoir management in open hole completions according to claim 16, wherein the data acquisition module comprises a variable buoyancy system configured for controlled vertical movement of the data acquisition module relative to the wellbore. 22. The system for well and reservoir management in open hole completions according to claims 16, wherein the system comprises a control module configured to be located outside the wellbore and configured to receive wirelessly communicated data providing information revealing the position along the wellbore of the fracture in the wall of the wellbore, and in that the system comprises a tool configured to place the at least one blocking system in the wellbore at the location of the fracture in the wall on the basis of the data received by said control module. 23. The system for well and reservoir management in open hole completions according to claim 16, wherein the system comprises a control module configured to be located outside the wellbore, in that the system is configured to communicate a sound signal between the data acquisition module and the control module, whereby the sound signal is transmitted through the fluid present in the wellbore, and in that the system is configured to determine the position of the fracture in the wall of the wellbore at least on the basis of said sound signal received by the control module or by the data acquisition module and at least on the basis of a time difference between the time of emission of the sound signal and the time of reception of the sound signal. 24. The system for well and reservoir management in open hole completions according to claim 16, wherein the data acquisition module is configured to carry a number of radio-frequency identification (RFID) tags, to code said radio-frequency identification tags with data providing information revealing the position along the wellbore of the fracture in the wall of the wellbore, and to release said radio-frequency identification tags one by one during advancement of the data acquisition module through the wellbore. 25. The system for well and reservoir management in open hole completions according to claim 16, wherein the tool configured to place the at least one blocking system in the wellbore is a well tractor. 26. The system for well and reservoir management in open hole completions according to claim 25, wherein the system is configured to communicate a sound signal between the well tractor and a control module located outside the wellbore, whereby the sound signal is transmitted through the fluid present in the wellbore, and in that the system is configured to determine the position of the well tractor at least on the basis of said sound signal received by the control module or by the well tractor and at least on the basis of a time difference between the time of emission of the sound signal and the time of reception of the sound signal. 27. The system for well and reservoir management in open hole completions according to claim 25, wherein the well tractor is configured to pull the at least one blocking system in the form of a patch through the wellbore to the location of the fracture in the wall, and in that the system is configured to expand the patch until abutment against the wall of the wellbore and to release the patch from the well tractor. 28. The system for well and reservoir management in open hole completions according to claim 25, wherein the system comprises at least a first and a second patch, and in that the well tractor is configured to advance through the first patch already being expanded and fixed in the wellbore and to subsequently pull the second patch through the first patch. 29. A system for well and reservoir management in open hole completions according to claim 16, wherein the system comprises a tubing configured to form a first part of a wellbore, said wellbore having a second part with a diameter that is larger than, and preferably more than twice, the diameter of the first part, and in that the data acquisition module is configured to advance through said tubing forming the first part of the wellbore in order to reach the second part of the wellbore and advance through the second part of the wellbore. 30. A system for producing crude oil comprising a system for well and reservoir management in open hole completions according to claim 16.
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