Power-consuming facilities as a source of reserve power
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G06F-001/32
H02J-003/14
출원번호
US-0082924
(2013-11-18)
등록번호
US-9323308
(2016-04-26)
발명자
/ 주소
Heath, Taliver Brooks
Gentry, Denton E.
출원인 / 주소
Google Inc.
대리인 / 주소
Fish & Richardson P.C.
인용정보
피인용 횟수 :
0인용 특허 :
18
초록▼
A system includes a power-consuming, at least one energy storage device, and a power management system. The facility is configured to receive electrical power from an electric utility grid. The energy storage device is located at the power consuming facility and is configured to store electrical ene
A system includes a power-consuming, at least one energy storage device, and a power management system. The facility is configured to receive electrical power from an electric utility grid. The energy storage device is located at the power consuming facility and is configured to store electrical energy from the electrical power received from the electric utility grid. The power management system is configured to receive, from the electric utility grid, a request that indicates an amount of power and, in response to the request, to cause at least a portion of the power-consuming facility to be powered by the at least one energy storage device rather than the power received from the electric utility grid such that an amount of the received power consumed by the power-consuming facility is reduced by at least the indicated amount.
대표청구항▼
1. A system comprising: a power-consuming facility configured to receive electrical power from an electric utility grid;at least one energy storage device located at the power-consuming facility, the energy storage device comprising multiple energy storage devices configured to store electrical ener
1. A system comprising: a power-consuming facility configured to receive electrical power from an electric utility grid;at least one energy storage device located at the power-consuming facility, the energy storage device comprising multiple energy storage devices configured to store electrical energy from the electrical power received from the electric utility grid and connect to computing devices such that a power management system is able to cause one or more of the computing devices to be powered by the energy storage devices; and,the power management system configured to: identify a collection of the computing devices that are not needed to perform scheduled operations;determine a first amount of power consumed by the collection of the computing devices;identify a collection of the connected energy storage devices that do not need to be recharged;determine a second amount of power consumed by the collection of the connected energy storage devices;determine a third amount of power by which power consumed by the power-consuming facility can be reduced based on the first amount and the second amount; andsend a message based on the determined third amount of power by which power consumed by the power-consuming facility can be reduced. 2. The system of claim 1, wherein the power management system is further configured to receive an indication of an amount of power and, in response to the indication, cause at least a portion of the power-consuming facility to be powered by the at least one energy storage device rather than the power received from the electric utility grid such that an amount of the received power consumed by the power-consuming facility is reduced by at least the indicated amount. 3. The system of claim 2 wherein the indicated amount of power is equal to an amount of power needed to maintain a grid frequency of the electric utility grid at a predetermined value. 4. The system of claim 1 wherein the power-consuming facility is a computer data center. 5. The system of claim 2 wherein the power-consuming facility comprises multiple computing devices and, to cause at least a portion of the power-consuming facility to be powered by the at least one energy storage device rather than the power received from the electric utility grid, the power management system is configured to determine one or more of the computing devices that will consume at least the indicated amount of power and cause at least some of the determined computing devices to be powered by the energy storage device rather than the power received from the electric utility grid. 6. The system of claim 2 wherein, to cause at least a portion of the power-consuming facility to be powered by the at least one energy storage device rather than the power received from the electric utility grid, the power management system is configured to determine a set of the computing devices that will consume at least the indicated amount of power and cause at least some of the computing devices in the set to be powered by the connected energy storage devices rather than the power received from the electric utility grid. 7. The system of claim 6 wherein, to determine the set of computing devices that will consume at least the indicated amount of power, the power management system is configured to determine a set of computing devices that will consume an amount of power in excess of the indicated amount of power, the amount of power in excess of the indicated amount of power being based on an expected failure rate of the energy storage devices. 8. The system of claim 6 wherein, to determine the set of the computing devices that will consume at least the indicated amount of power, the power management system is configured to determine a set of computing devices that will consume at least the indicated amount of power based on one or more models of power consumed by the computing devices for a given utilization. 9. A method comprising: receiving electrical power at a power-consuming facility from an electric utility grid;storing energy from the received power in at least one energy storage device located at the power-consuming facility comprising multiple energy storage devices configured to store electrical energy from the electrical power received from the electric utility grid and connect to computing devices such that a power management system is able to cause the computing devices to be powered by the energy storage devices;identifying a collection of the computing devices that are not needed to perform scheduled operations;determining a first amount of power consumed by the collection of the computing devices;identifying a collection of the connected energy storage devices that do not need to be recharged;determining a second amount of power consumed by the collection of the connected energy storage devices;determining a third amount of power by which power consumed by the power-consuming facility can be reduced based on the first amount and the second amount; andsending a message based on the determined third amount of power by which power consumed by the power-consuming facility can be reduced. 10. The method of claim 9, further comprising: receiving an indication of an amount of power; and,in response to the indication, causing at least a portion of the power-consuming facility to be powered by the at least one energy storage device rather than the power received from the electric utility grid such that an amount of the received power consumed by the power-consuming facility is reduced by at least the indicated amount. 11. The method of claim 10 wherein the indicated amount of power is equal to an amount of power needed to maintain a grid frequency of the electric utility grid at a predetermined value. 12. The method of claim 9 wherein the power-consuming facility is a computer data center. 13. The method of claim 10 wherein causing at least a portion of the power-consuming facility to be powered by the at least one energy storage device rather than the power received from the electric utility grid comprises determining a set of the computing devices that will consume at least the indicated amount of power and causing at least some of the computing devices in the set to be powered by the connected energy storage devices rather than the power received from the electric utility grid. 14. The method of claim 13 wherein determining the set of computing devices that will consume at least the indicated amount of power comprises determining a set of computing devices that will consume an amount of power in excess of the indicated amount of power, the amount of power in excess of the indicated amount of power being based on an expected failure rate of the energy storage devices. 15. The method of claim 13 wherein determining the set of the computing devices that will consume at least the indicated amount of power comprises determining a set of computing devices that will consume at least the indicated amount of power based on one or more models of power consumed by the computing devices for a given utilization. 16. A system comprising: a power-consuming facility configured to receive electrical power from an electric utility grid;at least one energy storage device located at the power-consuming facility, the energy storage device comprising multiple energy storage devices configured to store electrical energy from the electrical power received from the electric utility grid and connect to computing devices such that a power management system is able to cause the computing devices to be powered by the energy storage devices; and,the power management system is configured to: receive an indication of an amount of power;determine a set of computing devices that will consume an amount of power in excess of the indicated amount of power, the amount of power in excess of the indicated amount of power being based on an expected failure rate of the energy storage devices; and,cause at least some of the computing devices in the set to be powered by the connected energy storage devices such that an amount of the received power consumed by the power-consuming facility is reduced by at least the indicated amount. 17. A system comprising: a power-consuming facility configured to receive electrical power from an electric utility grid;at least one energy storage device located at the power-consuming facility, the energy storage device comprising multiple energy storage devices configured to store electrical energy from the electrical power received from the electric utility grid and connect to computing devices such that a power management system is able to cause the computing devices to be powered by the energy storage devices; and,the power management system is configured to: receive an indication of an amount of power;determine a computing load of one or more of the computing devices, wherein power consumed by the computing devices varies based on the computing load of the computing devices and the computing load of the computing device varies from an idle computing capacity to a maximum computing capacity;determine a set of the computing devices that will consume at least the indicated amount of power based on the determined computing loads and one or more models of power consumed by the computing devices for a given computing load; and,cause at least some of the computing devices in the set to be powered by the connected energy storage devices such that an amount of the received power consumed by the power-consuming facility is reduced by at least the indicated amount.
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