Offshore electrical plant installation method and system
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F03D-011/00
H01R-013/52
H02G-001/10
H01R-043/26
출원번호
US-0349841
(2012-10-03)
등록번호
US-9184533
(2015-11-10)
우선권정보
GB-1117069.3 (2011-10-04)
국제출원번호
PCT/GB2012/052442
(2012-10-03)
국제공개번호
WO2013/050755
(2013-04-11)
발명자
/ 주소
Wyatt, Robert
출원인 / 주소
Siemens Aktiengesellschaft
대리인 / 주소
Lempia Summerfield Katz LLC
인용정보
피인용 횟수 :
2인용 특허 :
3
초록▼
A method for electrically connecting an offshore first electrical plant to a second electrical plant, the offshore first electrical plant being an offshore wind turbine generator, the method comprising providing a transition cable terminated at one end with a first connector part, the transition cab
A method for electrically connecting an offshore first electrical plant to a second electrical plant, the offshore first electrical plant being an offshore wind turbine generator, the method comprising providing a transition cable terminated at one end with a first connector part, the transition cable being connected or connectable at the other end to the offshore wind turbine generator above the water surface, and providing a cable terminated at one end with a second connector part and connected or connectable at the other end to the second electrical plant, the second connector part being adapted to mate with the first connector part to form a connector.
대표청구항▼
1. A method for electrically connecting an offshore first electrical plant to a second electrical plant, the offshore first electrical plant being an offshore wind turbine generator, the method comprising: providing a transition cable terminated at one end with a first connector part, the transition
1. A method for electrically connecting an offshore first electrical plant to a second electrical plant, the offshore first electrical plant being an offshore wind turbine generator, the method comprising: providing a transition cable terminated at one end with a first connector part, the transition cable being connected or connectable at the other end to the offshore wind turbine generator above a water surface;providing a cable terminated at one end with a second connector part and connected or connectable at the other end to the second electrical plant, the second connector part being adapted to mate with the first connector part to form a connector;securing the transition cable to a structure that supports the offshore wind turbine generator so that the transition cable extends from the other end, which is connected or connectable to the offshore wind turbine generator, towards a bottom of the sea and back up to the water surface to locate the first connector part above the water surface;lifting the second connector part from the bottom of the sea to the water surface or providing the second connector part above the water surface;mating the second connector part with the first connector part above the water surface, wherein the first connector part and the second connector part are dry mateable. 2. The method of claim 1, further comprising lowering the mated first connector part and second connector part to the bottom of the sea. 3. The method of claim 1, further comprising: installing the first connector part to the transition cable onshore; andinstalling the second connector part to the cable onshore. 4. The method of claim 1, further comprising providing, at the other end of the transition cable, which is connectable to the offshore wind turbine generator, a connector part for connection to another connector part that is connected or connectable to the offshore wind turbine generator. 5. The method of claim 4, further comprising providing the transition cable with a plurality of connector parts for connection to a plurality of connector parts that are connected or connectable to the offshore wind turbine generator. 6. The method of claim 1, wherein the cable terminated by the second connector part is an inter-array cable, and wherein the method further comprises: providing the inter-array cable, at an end remote from the second connector part, with another second connector part; andproviding another transition cable, the other transition cable being connected or connectable to the second electrical plant and being terminated with another first connector part, the other first connector part being adapted to mate with the other second connector part at the remote end of the inter-array cable to form a second connector. 7. The method of claim 1, wherein the cable terminated by the second connector part is a second transition cable, the second transition cable being connected or connectable to the second electrical plant. 8. A system for electrically connecting an offshore first electrical plant to a second electrical plant, the offshore first electrical plant being an offshore wind turbine generator, the system comprising: a transition cable terminated at one end with a first connector part, the transition cable being connected or connectable at the other end to the offshore wind turbine generator above a water surface; anda cable terminated at one end with a second connector part and connected or connectable at the other end to the second electrical plant, the second connector part being adapted to mate with the first connector part to form a connector,wherein the transition cable is installed on a structure that supports the offshore wind turbine generator and extends from the other end, which is connected or connectable to the offshore first electrical plant, towards a bottom of the sea,wherein the transition cable is adapted to extend back up to the water surface to locate the first connector part above the water surface for mating the second connector part with the first connector part above the water surface, andwherein the first connector part and the second connector part are dry mateable. 9. The system of claim 8, wherein the first connector part is detachable from the structure and moveable away from the structure to a position where the first connector part is mateable with the second connector part. 10. The system of claim 8, wherein the other end of the transition cable, which is connectable to the offshore wind turbine generator, is provided with a connector part for connection to another connector part provided on the offshore wind turbine generator. 11. The system of claim 8, wherein the cable terminated by the second connector part is an inter-array cable, and wherein the inter-array cable is terminated, at an end remote from the second connector part, with another second connector part, the inter-array cable being connectable to another transition cable, the other transition cable being connected or connectable to the second electrical plant and being terminated with another first connector part adapted to mate with the other second connector part at the remote end of the inter-array cable to form a second connector. 12. The system of claim 8, wherein the second connector part terminates another transition cable, and wherein the other transition cable is connected or connectable to the second electrical plant. 13. A connector for use underwater and for connecting an underwater cable to an offshore electrical plant, the connector comprising: a first connector part and a second connector part, wherein each connector part of the first connector part and the second connector part comprises: at least one electrical contact; anda connector part housing having a front portion for engagement with another connector part housing;at least one longitudinally extending member located radially outwardly of the connector part housings;a first armor termination member located longitudinally rearwardly of the front portion of the first connector part; anda second armor termination member located longitudinally rearwardly of the front portion of the second connector part,wherein when the first connector part and the second connector part are mated, the at least one electrical contact of one of the first connector part and the second connector part comes into electrical contact with a respective at least one electrical contact of the other of the first connector part and the second connector part to form an electrical connection, wherein when the first connector part and the second connector part are mated, the connector part housings come into contact to provide a watertight seal around the electrical connection to isolate the electrical connection from the ambient environment of the connector,wherein when the connector is assembled, the at least one longitudinally extending member extends between the first armor termination member and the second armor termination member, andwherein, when installed, the at least one longitudinally extending member is rigidly connected to the first armor termination member and the second armor termination member. 14. The connector of claim 13, wherein the watertight seal is isolated from strain of the at least one longitudinally extending member. 15. The connector of claim 13, wherein the at least one longitudinally extending member is longitudinally movable relative to the front portions of the connector part housings. 16. The connector of claim 13, further comprising an adjustment device that permits longitudinal positional adjustment of the at least one longitudinally extending member with respect to at least one of the first armor termination member and the second armor termination member. 17. The connector of claim 13, wherein the first connector part and the second connector part terminate a first cable and a second cable, respectively, and wherein the first armor termination member and the second armor termination member are connected to armor of the first cable and the second cable, respectively, andwherein the watertight seal provided by the connector part housings is mechanically isolated from the armor of the cables. 18. The connector of claim 13, wherein when the first connector part and the second connector part are mated, an enclosure is formed within the watertight seal, the enclosure having a pressure balancing device to balance a pressure in the enclosure with a pressure external to the enclosure. 19. The connector of claim 13, wherein the connector is a dry mate connector. 20. The connector of claim 13, wherein the offshore electrical plant is an offshore wind turbine generator. 21. The method of claim 1, wherein the connector comprises: the first connector part and the second connector part, wherein each connector part of the first connector part and the second connector part comprises: at least one electrical contact; anda connector part housing having a front portion for engagement with another connector part housing;at least one longitudinally extending member located radially outwardly of the connector part housings;a first armor termination member located longitudinally rearwardly of the front portion of the first connector part; anda second armor termination member located longitudinally rearwardly of the front portion of the second connector part,wherein when the first connector part and the second connector part are mated, the at least one electrical contact of one of the first connector part and the second connector part comes into electrical contact with a respective at least one electrical contact of the other of the first connector part and the second connector part to form an electrical connection,wherein when the first connector part and the second connector part are mated, the connector part housings come into contact to provide a watertight seal around the electrical connection to isolate the electrical connection from the ambient environment of the connector,wherein when the connector is assembled, the at least one longitudinally extending member extends between the first armor termination member and the second armor termination member, andwherein, when installed, the at least one longitudinally extending member is rigidly connected to the first armor termination member and the second armor termination member. 22. The system of claim 8, wherein the connector comprises: the first connector part and the second connector part, wherein each connector part of the first connector part and the second connector part comprises: at least one electrical contact; anda connector part housing having a front portion for engagement with another connector part housing;at least one longitudinally extending member located radially outwardly of the connector part housings;a first armor termination member located longitudinally rearwardly of the front portion of the first connector part; anda second armor termination member located longitudinally rearwardly of the front portion of the second connector part,wherein when the first connector part and the second connector part are mated, the at least one electrical contact of one of the first connector part and the second connector part comes into electrical contact with a respective at least one electrical contact of the other of the first connector part and the second connector part to form an electrical connection,wherein when the first connector part and the second connector part are mated, the connector part housings come into contact to provide a watertight seal around the electrical connection to isolate the electrical connection from the ambient environment of the connector,wherein when the connector is assembled, the at least one longitudinally extending member extends between the first armor termination member and the second armor termination member, andwherein, when installed, the at least one longitudinally extending member is rigidly connected to the first armor termination member and the second armor termination member.
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