Method and system of transmitting electromagnetic waves from a wellbore
원문보기
IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0933534
(2008-06-10)
|
등록번호 |
US-8733431
(2014-05-27)
|
국제출원번호 |
PCT/US2008/066410
(2008-06-10)
|
§371/§102 date |
20100920
(20100920)
|
국제공개번호 |
WO2009/151444
(2009-12-17)
|
발명자
/ 주소 |
|
출원인 / 주소 |
- Halliburton Energy Services, Inc.
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
6 |
초록
▼
A method and system for transmitting electromagnetic waves from a wellbore. At least some of the illustrative embodiments are systems comprising production tubing in a wellbore, the production tubing extends beyond a casing in the wellbore, and the production tubing beyond the casing comprises a fir
A method and system for transmitting electromagnetic waves from a wellbore. At least some of the illustrative embodiments are systems comprising production tubing in a wellbore, the production tubing extends beyond a casing in the wellbore, and the production tubing beyond the casing comprises a first conductive portion, and a second conductive portion mechanically coupled to and electrically isolated from the first conductive portion.
대표청구항
▼
1. A system comprising: production tubing in a wellbore, the production tubing extends beyond a casing in the wellbore, and the production tubing beyond the casing comprises: a first conductive portion; anda second conductive portion mechanically coupled to and electrically isolated from the first c
1. A system comprising: production tubing in a wellbore, the production tubing extends beyond a casing in the wellbore, and the production tubing beyond the casing comprises: a first conductive portion; anda second conductive portion mechanically coupled to and electrically isolated from the first conductive portion;electronics electrically coupled to the first conductive portion and the second conductive portion, the electronics transmit an electromagnetic wave from a first antenna structure comprising the first conductive portion and the second conductive portion; anda second antenna structure on the production tubing above the first antenna structure, the second antenna structure receives and re-transmits the electromagnetic wave transmitted from the first antenna structure. 2. The system as defined in claim 1 further comprising a mandrel disposed between the first conductive portion and the second conductive portion, and the mandrel electrically isolates the first conductive portion from the second conductive portion. 3. The system as defined in claim 1 wherein the electronics are mechanically coupled and proximate to an interface of the first conductive portion and the second conductive portion. 4. The system as defined in claim 2 wherein the mandrel comprises a non-conductive material. 5. The system as defined in claim 2 wherein the mandrel comprise a conductive material with a non-conductive coating. 6. The system as defined in claim 5 wherein the non-conductive coating is at least one selected from the group consisting of: composite polymers; ceramic oxides; and epoxies. 7. A system comprising: production tubing in a wellbore, the production tubing extends beyond a casing in the wellbore, and the production tubing beyond the casing comprises: a first conductive portion; anda second conductive portion mechanically coupled to and electrically isolated from the first conductive portion;a mandrel disposed between the first conductive portion and the second conductive portion, and the mandrel electrically isolates the first conductive portion from the second conductive portion;wherein the mandrel is friction fit with the first conductive portion, and the mandrel is friction fit with the second conductive portion;electronics electrically coupled to the first conductive portion and the second conductive portion, the electronics transmit an electromagnetic wave from a first antenna structure comprising the first conductive portion and the second conductive portion. 8. The system as defined in claim 7 wherein the mandrel overlaps the first conductive portion by at least one foot, and the mandrel overlaps the second conductive portion by at least one foot. 9. A system comprising: production tubing in a wellbore, the production tubing extends beyond a casing in the wellbore, and the production tubing beyond the casing comprises: a first conductive portion; anda second conductive portion mechanically coupled to and electrically isolated from the first conductive portion;said second first conductive portion telescoped within the first conductive portion, and an electrically insulating material disposed between the first and second conductive portions;electronics electrically coupled to the first conductive portion and the second conductive portion, the electronics transmit an electromagnetic wave from a first antenna structure comprising the first conductive portion and the second conductive portion. 10. The system as defined in claim 9 wherein the electronics are mechanically coupled and proximate to an interface of the first conductive portion and the second conductive portion. 11. An electromagnetic telemetry system comprising: casing within a wellbore, the casing comprising: a first antenna structure comprising: a first conductive portion;a second conductive portion;an electrically insulating material disposed between an end section of the of the first conductive portion and an end section of the second conductive portion;electronics electrically coupled to the first conductive portion and electrically coupled to the second conductive portion, the electronics transmit an electromagnetic wave from the first antenna structure;a second antenna structure, the second antenna structure receives and re-transmits the electromagnetic wave transmitted from the first antenna structure. 12. The system as defined in claim 11 wherein the electronics transmit electromagnetic waves from the casing while drilling in a casing-while-drilling system. 13. The system as defined in claim 11 wherein the electrically insulating material is at least one selected from the group consisting of: composite polymers; ceramic oxides; and epoxies. 14. The system as defined in claim 11 wherein the casing further comprises a mandrel, the mandrel disposed between the first conductive portion and the second conductive portion, and the mandrel electrically isolates the first conductive portion and the first conductive portion. 15. The system as defined in claim 14 wherein the mandrel comprises a non-conductive material. 16. The system as defined in claim 14 wherein the mandrel comprises a conductive material with a non-conductive coating. 17. The system as defined in claim 16 wherein the non-conductive coating is at least one selected from the group consisting of: composite polymers; ceramic oxides; and epoxies. 18. An electromagnetic telemetry system comprising: casing within a wellbore, the casing comprising: a first antenna structure comprising: a first conductive portion;a second conductive portion;an electrically insulating material disposed between an end section of the of the first conductive portion and an end section of the second conductive portion;wherein the end section of the first conductive portion and the end section of the second conductive portion overlap each other by at least one foot;electronics electrically coupled to the first conductive portion and electrically coupled to the second conductive portion, the electronics transmit an electromagnetic wave from the first antenna structure;a second antenna structure, the second antenna structure receives and re-transmits the electromagnetic wave transmitted from the first antenna structure. 19. The system as defined in claim 18 wherein the electronics are mechanically coupled and proximate to an interface of the first conductive portion and the second conductive portion. 20. An electromagnetic telemetry system comprising: casing within a wellbore, the casing comprising: a first antenna structure comprising: a first conductive portion;a second conductive portion;an electrically insulating material disposed between an end section of the of the first conductive portion and an end section of the second conductive portion;a mandrel, the mandrel disposed between the first conductive portion and the second conductive portion, and the mandrel electrically isolates the first conductive portion and the first conductive portion;wherein the mandrel is friction fit with the first conductive portion, and the mandrel is friction fit with the second conductive portion;electronics electrically coupled to the first conductive portion and electrically coupled to the second conductive portion, the electronics transmit an electromagnetic wave from the first antenna structure;a second antenna structure, the second antenna structure receives and re-transmits the electromagnetic wave transmitted from the first antenna structure. 21. The system as defined in claim 20 wherein the mandrel overlaps the first conductive portion for at least one foot, and the mandrel overlaps the second conductive portion for at least one foot.
이 특허에 인용된 특허 (6)
-
Steven Martin Hudson GB, Bore hole transmission system using impedance modulation.
-
Kuckes Arthur F. (Ithaca NY), Downhole electrode for well guidance system.
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Wisler,Macmillan M.; Hall, Jr.,Hugh E.; Weisbeck,Denis, Electromagnetic borehole telemetry system incorporating a conductive borehole tubular.
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Dopf,Tony; Logan,Derek William; Camwell,Paul Leonard; Nero,Michael; Horst,Clemens L.; Smallwood,Robert E., Electromagnetic gap sub assembly.
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Hales, John H.; Duea, Brian R.; McConnell, Rebecca A., Electromagnetic telemetry actuated firing system for well perforating gun.
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Soulier Louis (Sannois FRX), Method and apparatus for transmitting information between equipment at the bottom of a drilling or production operation.
이 특허를 인용한 특허 (1)
-
Wilson, Glenn Andrew; Fan, Yijing, Electromagnetic telemetry using a transceiver in an adjacent wellbore.
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