Ground system for high voltage semiconductor valve
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H02H-009/00
H05F-003/02
H01L-023/00
H02H-009/02
출원번호
US-0034268
(2013-11-05)
등록번호
US-10064260
(2018-08-28)
국제출원번호
PCT/EP2013/073017
(2013-11-05)
국제공개번호
WO2015/067296
(2015-05-14)
발명자
/ 주소
Sandin, Björn
Sjöberg, Christer
Doré, Erik
Gran Hirvioja, Johannes
출원인 / 주소
ABB SCHWEIZ AG
대리인 / 주소
Birch, Stewart, Kolasch & Birch, LLP
인용정보
피인용 횟수 :
0인용 특허 :
5
초록▼
A high voltage valve arrangement includes a high voltage valve unit; an external electric shield structure arranged at least partially around the high voltage modular valve unit and a grounding system. The grounding system includes a grounding system configured to be remotely extended from a retract
A high voltage valve arrangement includes a high voltage valve unit; an external electric shield structure arranged at least partially around the high voltage modular valve unit and a grounding system. The grounding system includes a grounding system configured to be remotely extended from a retracted position to an extended position, whereby the extendable grounding device establishes electric connection with the external shield structure when it is extended from the retracted position.
대표청구항▼
1. A high voltage valve arrangement comprising: a high voltage valve unit;an external electric shield structure arranged at least partially around the high voltage valve unit;a grounding system, the grounding system comprising an extendable grounding device on a lateral side of the high voltage valv
1. A high voltage valve arrangement comprising: a high voltage valve unit;an external electric shield structure arranged at least partially around the high voltage valve unit;a grounding system, the grounding system comprising an extendable grounding device on a lateral side of the high voltage valve unit and configured to be remotely extended in a vertical direction from a retracted position to an extended position, wherein the extendable grounding device establishes electric connection with the external shield structure when it is extended from the retracted position, and wherein the extendable grounding device is configured to be mounted in a ceiling of a structure; anda plurality of guide elements, which are electrically connected to the electric shield structure, wherein the extendable grounding device is configured to establish electric connection with at least some of the guide elements when it is in the extended position. 2. The high voltage valve arrangement according to claim 1, wherein the extendable grounding device is configured to be mounted such that the extendable grounding device extends from the retracted position in a vertical downward direction into the extended position and withdraws back from the extended position in a vertical upward direction into the retracted position. 3. The high voltage valve arrangement according to claim 1, wherein at least some of the guide elements are funnel-shaped. 4. The high voltage valve arrangement according to claim 1, wherein at least some of the guide elements are funnel-shaped in both ends, thus being wider on a top and a bottom than in a middle. 5. The high voltage valve arrangement according to claim 1, wherein the extendable grounding device comprises a surge current limiting resistor arranged at its free end. 6. The high voltage valve arrangement according to claim 1, wherein the extendable grounding device comprises a low-resistive electric wire and a winch, and wherein the low-resistive electric wire is wound onto the winch, said winch being configured to move the low-resistive electric wire from the retracted position into the extend position and back. 7. The high voltage valve arrangement according to claim 1, wherein the extendable grounding device comprises a low-resistive electric wire, and the low-resistive electric wire comprises a surge current limiting resistor at its free end. 8. The high voltage valve arrangement according to claim 6, wherein the winch is connected to a drive, which is configured to allow remote control of the winch. 9. The high voltage valve arrangement according to claim 1, wherein the high voltage valve unit is a hanging semiconductor high voltage valve structure comprising at least two valve layers. 10. The high voltage valve arrangement according to claim 1, wherein the high voltage valve unit comprises at least two valve layers, and the electric shield structure comprises a plurality of corona shields arranged around the at least two valve layers of the high voltage valve unit. 11. The high voltage valve arrangement according to claim 10, wherein each of the at least two valve layers comprises exposed surfaces, each of the plurality of corona shields being assigned to one exposed surface, and wherein the extendable grounding device comprises a low-resistive electric wire, and guide elements are assigned to each corona shield such that the low-resistive electric wire is guided by the guide elements in a zig-zag pattern from guide element to consecutive guide element. 12. The high voltage valve arrangement according to claim 2, wherein at least some of the guide elements are funnel-shaped. 13. The high voltage valve arrangement according to claim 2, wherein at least some of the guide elements are funnel-shaped in both ends, thus being wider on a top and a bottom than in a middle. 14. The high voltage valve arrangement according to claim 3, wherein at least some of the guide elements are funnel-shaped in both ends, thus being wider on a top and a bottom than in a middle. 15. The high voltage valve arrangement according to claim 2, wherein the extendable grounding device comprises a surge current limiting resistor arranged at its free end. 16. The high voltage valve arrangement according to claim 3, wherein the extendable grounding device comprises a surge current limiting resistor arranged at its free end. 17. The high voltage valve arrangement according to claim 4, wherein the extendable grounding device comprises a surge current limiting resistor arranged at its free end. 18. The high voltage valve arrangement according to claim 2, wherein the extendable grounding device comprises a low-resistive electric wire and a winch, and wherein the low-resistive electric wire is wound onto the winch, said winch being configured to move the low-resistive electric wire from the retracted position into the extend position and back. 19. The high voltage valve arrangement according to claim 3, wherein the extendable grounding device comprises a low-resistive electric wire and a winch, and wherein the low-resistive electric wire is wound onto the winch, said winch being configured to move the low-resistive electric wire from the retracted position into the extend position and back. 20. The high voltage valve arrangement according to claim 4, wherein the extendable grounding device comprises a low-resistive electric wire and a winch, and wherein the low-resistive electric wire is wound onto the winch, said winch being configured to move the low-resistive electric wire from the retracted position into the extend position and back.
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이 특허에 인용된 특허 (5)
Klein Klaus (Rheinstetten DEX) Schmitt Reinhard (Hagenbach DEX), Ejection and grounding system for rack-mounted plug-in modules.
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