IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0587624
(2009-10-09)
|
등록번호 |
US-8427800
(2013-04-23)
|
발명자
/ 주소 |
- Hyde, Roderick A.
- Gates, William
- Kare, Jordin T.
- Myhrvold, Nathan P.
- Tegreene, Clarence T.
- Tuckerman, David B.
- Wood, Jr., Lowell L.
|
출원인 / 주소 |
- The Invention Science Fund I LLC
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
34 |
초록
▼
A smart link in a power delivery system includes an insulator, which electrically isolates a power line, and a switchable conductance placed in parallel with the insulator. The switchable conductance includes switchgear for sourcing, sinking, and/or dispatching real and/or reactive power on the powe
A smart link in a power delivery system includes an insulator, which electrically isolates a power line, and a switchable conductance placed in parallel with the insulator. The switchable conductance includes switchgear for sourcing, sinking, and/or dispatching real and/or reactive power on the power line to dynamically in response to dynamic loading, transient voltages and/or currents, and phase conditions or other conditions on the power line.
대표청구항
▼
1. A method, comprising: in a power delivery system that includes at least one insulator element deployed in series with a reactive circuit to electrically isolate a power line,sensing a power line condition or parameter; andin response, operating the reactive circuit deployed in series with the at
1. A method, comprising: in a power delivery system that includes at least one insulator element deployed in series with a reactive circuit to electrically isolate a power line,sensing a power line condition or parameter; andin response, operating the reactive circuit deployed in series with the at least one insulator element. 2. The method of claim 1, wherein operating the reactive circuit comprises sourcing, sinking, and/or dispatching real and/or reactive power on the power line. 3. The method of claim 1, wherein operating the reactive circuit comprises operating a plurality of reactive circuits deployed in series with a respective plurality of insulator elements for distributed sourcing, sinking, and/or dispatching real and/or reactive power on the power line. 4. The method of claim 1, wherein operating the reactive circuit comprises modifying a power line series impedance and/or shunt impedance. 5. The method of claim 1, wherein operating the reactive circuit comprises introducing a virtual reactance in the power line. 6. The method of claim 1, wherein operating the reactive circuit comprises modifying a power line phase angle. 7. The method of claim 1, wherein operating the reactive circuit comprises modifying an occurrence of sub harmonic oscillations on the power line. 8. The method of claim 1, wherein operating the reactive circuit comprises limiting a current flow across the at least one insulator element. 9. The method of claim 8, wherein limiting a current flow across the at least one insulator element comprises diverting the current through a current limiter, a lightning arrester, a surge suppressor, and/or a grounding device. 10. The method of claim 8, wherein limiting a current flow across the at least one insulator element comprises diverting the current through a selected combination of a resistive circuit and/or a reactive element to dissipate power. 11. The method of claim 10, wherein diverting a current through a resistive circuit comprises thermally coupling a resistive device, resistor and/or varistor to a heat sink to dissipate real power. 12. The method of claim 11, wherein thermally coupling the resistive device or varistor to a heat sink comprises thermally coupling the resistive device, resistor and/or varistor to the heat sink having materials that undergo a phase change to absorb heat. 13. The method of claim 11, wherein thermally coupling the resistive device, resistor and/or varistor to a heat sink comprises flowing currents on a plurality of paths that are thermally coupled with the materials that undergo a phase change to absorb heat. 14. The method of claim 10, wherein diverting a current through a reactive element comprises thermally coupling a reactive device to a heat sink to dissipate reactive power. 15. The method of claim 1, wherein sensing a power line condition or parameter comprises sensing breakdown or an anticipated breakdown of the at least one insulator element. 16. The method of claim 1, wherein sensing a power line condition or parameter comprises sensing a rising voltage across the at least one insulator element. 17. The method of claim 1, wherein sensing a power line condition or parameter comprises predicting a voltage rise due to measured properties elsewhere on the power line. 18. The method of claim 1, wherein sensing a power line condition or parameter comprises predicting an imminent lightning strike and/or atmospheric potential disturbance. 19. The method of claim 1, wherein operating the reactive circuit comprises indirectly coupling the reactive circuit to the power line. 20. The method of claim 1, wherein operating the reactive circuit comprises directly coupling the reactive circuit to the power line. 21. The method of claim 1, wherein operating the reactive circuit comprises introducing reactive compensation in the power line and/or an insulator path for single phase or multi-phase control. 22. The method of claim 1, wherein operating the reactive circuit comprises generating a voltage having a phase substantially orthogonal to a phase of the power line current and/or to generate voltages for compensating voltage drops in the power line. 23. The method of claim 1, wherein operating the reactive circuit comprises regulating an equivalent reactance of the power line and/or suppressing power oscillations in the power line. 24. The method of claim 1, wherein operating the reactive circuit comprises coupling an EMF-source and/or sink to the power line. 25. The method of claim 1, wherein operating the reactive circuit comprises activating a circuit element that is configured to open circuit in response to an onset of a low-impedance failure mode.
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