Method and apparatus for actively managing consumption of electric power supplied by an electric utility
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G05B-011/01
G05D-003/12
G05D-005/00
G05D-009/00
G05D-011/00
G05D-017/00
G01R-021/00
G01R-021/06
G05F-005/00
G05F-003/00
G05F-003/02
G05F-001/00
출원번호
US-0172389
(2011-06-29)
등록번호
US-8315717
(2012-11-20)
발명자
/ 주소
Forbes, Jr., Joseph W.
Webb, Joel L.
출원인 / 주소
Consert Inc.
대리인 / 주소
Crilly, Daniel C.
인용정보
피인용 횟수 :
62인용 특허 :
123
초록▼
A client device manages consumption of power supplied by an electric utility to one or more power consuming devices. Power flow to the power consuming devices is controlled by one or more controllable devices, which are controlled by the client device. The client device receives a power control mess
A client device manages consumption of power supplied by an electric utility to one or more power consuming devices. Power flow to the power consuming devices is controlled by one or more controllable devices, which are controlled by the client device. The client device receives a power control message, such as from a remote system controller. The power control message may have been issued in furtherance of a power reduction event initiated by the electric utility. The power control message indicates an amount of electric power to be reduced and/or identification of at least one controllable device to be instructed to disable a flow of electric power to one or more associated power consuming devices. Responsive to the power control message, a flow of electric power is disabled or otherwise reduced to at least one power consuming device based on the contents of the power control message.
대표청구항▼
1. A method for managing a flow of power supplied by an electric utility, the method comprising: receiving a power control message indicating at least one of an amount of electric power to be reduced and an identification of at least one controllable device to be instructed to disable a flow of elec
1. A method for managing a flow of power supplied by an electric utility, the method comprising: receiving a power control message indicating at least one of an amount of electric power to be reduced and an identification of at least one controllable device to be instructed to disable a flow of electric power to at least one associated power consuming device, the power control message being responsive to a power reduction request issued by the electric utility; andresponsive to the power control message, disabling a flow of electric power to at least one power consuming device. 2. The method of claim 1, wherein disabling a flow of electric power to at least one power consuming device comprises: issuing a power management command to disable a flow of electric power to the at least one power consuming device. 3. The method of claim 2, wherein the power management command is communicated to a controllable device and causes the controllable device to disable a flow of electric power to the at least one power consuming device. 4. The method of claim 1, wherein the power control message is received from a system controller managing a flow of electric power supplied by at least the electric utility. 5. The method of claim 1, wherein the power control message is associated with a power reduction event, the method further comprising: subsequent to disabling a flow of electric power to the at least one power consuming device, receiving a second power control message indicating an end of the power reduction event; andresponsive to the second power control message, enabling a flow of electric power to the at least one power consuming device. 6. A method for a client device to manage a flow of power supplied by an electric utility, the client device controlling one or more controllable devices that control a flow of electric power to at least one power consuming device, the method comprising: receiving a power control message from a system controller, the power control message being responsive to a power reduction request issued by the electric utility and indicating at least one of an amount of electric power to be reduced and an identification of at least one controllable device to be instructed to disable a flow of electric power to at least one associated power consuming device; anddisabling a flow of electric power to the at least one power consuming device based on the power control message. 7. The method of claim 6, wherein the power control message includes an identification of at least one controllable device to be instructed to disable a flow of electric power to at least one associated power consuming device and wherein disabling a flow of electric power to the at least one power consuming device comprises: issuing a power management command to the at least one controllable device, the power management command causing the at least one controllable device to disable a flow of electric power to at least one associated power consuming device. 8. The method of claim 6, wherein the power control message includes an amount of electric power to be reduced and wherein disabling a flow of electric power to at least one power consuming device comprises: disabling a flow of electric power to the at least one power consuming device so as to reduce electric power consumption by the amount included in the power control message. 9. The method of claim 6, wherein the power control message is associated with a power reduction event, the method further comprising: subsequent to disabling a flow of electric power to the at least one power consuming device, receiving a second power control message from the system controller indicating an end of the power reduction event; andresponsive to the second power control message, enabling a flow of electric power to the at least one power consuming device. 10. The method of claim 6, further comprising: communicating a report message to the system controller, the report message including an indication of an amount of power consumed by the at least one power consuming device. 11. A method for a client device to manage a flow of power supplied by an electric utility to a plurality of power consuming devices, the client device being responsive to power control messages issued by a system controller and controlling one or more controllable devices that control a flow of electric power to at least some of the plurality of power consuming devices, the method comprising: receiving a power control message from the system controller, the power control message being responsive to a power reduction request issued by the electric utility and indicating at least one of an amount of electric power to be reduced and an identification of at least one controllable device to be instructed to disable a flow of electric power to one or more associated power consuming devices; and responsive to the power control message, communicating a power management command to a controllable device, the power management command causing the controllable device to disable a flow of electric power to at least one associated power consuming device. 12. The method of claim 11, wherein the power control message is encrypted, the method further comprising: decrypting the power control message responsive to receiving the power control message. 13. The method of claim 11, further comprising: communicating a report message to the system controller, the report message including an indication of an amount of power consumed by at least one power consuming device. 14. The method of claim 11, further comprising: communicating a status message to the system controller, the status message indicating statuses of the one or more controllable devices. 15. The method of claim 11, further comprising: communicating a status message to the system controller, the status message indicating a total amount of power consumed by power consuming devices under control of the one or more controllable devices. 16. The method of claim 11, further comprising: subsequent to communicating the power management command, receiving a second power control message from the system controller, the second power control message instructing the client device to enable a flow of electric power to power consuming devices that had a flow of electric power previously disabled. 17. The method of claim 11, wherein at least one smart meter is coupled to the client device, the method further comprising: receiving a control message from the system controller instructing the client device to read the at least one smart meter;responsive to receipt of the control message, communicating a command to the at least one smart meter requesting a power reading; andresponsive to receipt of the power reading, communicating the power reading to the system controller. 18. The method of claim 11, further comprising: receiving a status message from the system controller, the status message requesting status information for the one or more controllable devices;polling the one or more controllable devices responsive to the status message;receiving a status response message from each of the one or more controllable devices responsive to the polling, each status response message including operational information for a particular controllable device; andstoring each status response message in a memory for reference in connection with power reduction events, wherein the power control message is associated with a power reduction event. 19. The method of claim 11, wherein the client device includes a Layer-3 router and wherein at least one Internet-accessible device is coupled to the client device, the method further comprising: receiving, by the Layer-3 router, an Internet Protocol (IP) message that includes an IP address;determining, by the Layer-3 router, whether the IP message is directed to an Internet-accessible device coupled to the client device; andcommunicating the IP message to the Internet-accessible device responsive to a determination that the IP message is directed to the Internet-accessible device. 20. The method of claim 19, wherein the IP message is encrypted, the method further comprising: determining, by the Layer-3 router, whether the IP message is directed to the client device instead of the Internet-accessible device; anddecrypting the IP message responsive to a determination that the IP message is directed to the client device instead of the Internet-accessible device. 21. The method of claim 11, wherein the client device is coupled to a host Internet Protocol (IP) network, the method further comprising: dynamically requesting IP addresses for at least one of the client device and the one or more controllable devices from a dynamic host configuration protocol server on the host IP network. 22. The method of claim 11, wherein the power management command at least partially achieves a reduction in consumed power as requested by a control center of the electric utility. 23. The method of claim 11, wherein the power control message includes a list of controllable devices to be instructed to disable a flow of electric power to associated power consuming devices and wherein the power management command causes controllable devices identified in the list to disable a flow of electric power to associated power consuming devices. 24. The method of claim 23, wherein the power control message includes Internet Protocol addresses of the controllable devices in the list. 25. A client device for use in a system that manages consumption of power supplied by an electric utility to a plurality of power consuming devices, wherein power flow to at least some of the plurality of power consuming devices is controlled by a plurality of controllable devices, wherein at least one controllable device operates under the control of the client device, and wherein the client device receives power control messages from a system controller, the client device comprising: at least one controllable device interface facilitating communication of power control instructions to the at least one controllable device, the power control instructions causing the at least one controllable device to selectively enable and disable a flow of electric power to at least one power consuming device of the plurality of power consuming devices; anda device control manager operable to communicate a power control instruction to the at least one controllable device through the at least one controllable device interface responsive to a received power control message, the received power control message being responsive to a power reduction request issued by the electric utility, the power control instruction causing the at least one controllable device to disable a flow of electric power to at least one associated power consuming device. 26. The client device of claim 25, wherein the received power control message indicates at least one of an amount of electric power to be reduced and an identification of a controllable device to be instructed to disable a flow of electric power to one or more associated power consuming devices. 27. The client device of claim 25, further comprising: a communications interface facilitating communications between the system controller and the client device,wherein the device control manager communicates at least one power consumption indicator and at least one power management status to the system controller via the communications interface. 28. The client device of claim 27, wherein the at least one power consumption indicator includes a power consumption indicator associated with each controllable device and wherein the at least one power management status includes a power management status associated with each controllable device. 29. The client device of claim 25, wherein the received power control message includes Internet Protocol addresses of one or more controllable devices to be instructed to disable a flow of electric power to one or more associated power consuming devices. 30. The client device of claim 25, further comprising: a Layer-3 router operable to receive an Internet Protocol (IP) message that includes an IP address and determine whether the IP message is directed to the client device or an Internet-accessible device coupled to the client device; andan IP device interface operable to receive the IP message from the Layer-3 router and communicate the IP message to the Internet-accessible device when the IP message is directed to the Internet-accessible device. 31. A client device for use in a system that manages consumption of power supplied by an electric utility to a plurality of power consuming devices, wherein power flow to at least some of the plurality of power consuming devices is controlled by a plurality of controllable devices, wherein at least one controllable device operates under the control of the client device, and wherein the client device receives a plurality of power control messages from a system controller, the client device comprising: a communications interface operable to receive the plurality of power control messages from the system controller, a power control message of the plurality of power control messages being responsive to a power reduction request issued by a control center of the electric utility and indicating at least one of an amount of electric power to be reduced and an identification of at least one controllable device to be instructed to disable a flow of electric power to one or more associated power consuming devices;at least one controllable device interface facilitating communication of power control instructions to the at least one controllable device, the power control instructions causing the at least one controllable device to selectively enable and disable a flow of electric power to at least one power consuming device of the plurality of power consuming devices; anda device control manager operable to communicate a power control instruction to the at least one controllable device through the at least one controllable device interface responsive to the power control message, the power control instruction causing the at least one controllable device to disable a flow of electric power to at least one associated power consuming device so as to assist in achieving a reduction in consumed power as requested by the control center of the electric utility. 32. The client device of claim 31, wherein the power control message includes a list of controllable devices to be instructed to disable a flow of electric power to associated power consuming devices. 33. The client device of claim 32, wherein the power control message includes Internet Protocol addresses of the controllable devices in the list. 34. The client device of claim 31, further comprising: a Layer-3 router operable to receive an Internet Protocol (IP) message that includes an IP address and determine whether the IP message is directed to the client device or an Internet-accessible device coupled to the client device; andan IP device interface operable to receive the IP message from the Layer-3 router and communicate the IP message to the Internet-accessible device when the IP message is directed to the Internet-accessible device. 35. A client device for use in a system that manages consumption of power supplied by an electric utility to a plurality of power consuming devices, wherein power flow to at least some of the plurality of power consuming devices is controlled by a plurality of controllable devices, wherein at least one controllable device operates under the control of the client device, and wherein the client device receives power control messages from a system controller, the client device comprising: at least one controllable device interface facilitating communication of power control instructions to the at least one controllable device, the power control instructions causing the at least one controllable device to selectively enable and disable a flow of electric power to at least one power consuming device of the plurality of power consuming devices;a device control manager operable to generate the power control instructions responsive to the received power control messages;a Layer-3 router operable to receive an Internet Protocol (IP) message that includes an IP address and determine whether the IP message is directed to the client device or an Internet-accessible device coupled to the client device, wherein the Internet-accessible device is a device other than the at least one controllable device; andan IP device interface operable to receive the IP message from the Layer-3 router and communicate the IP message to the Internet-accessible device when the IP message is directed to the Internet-accessible device. 36. The client device of claim 35, wherein a received power control message is responsive to a power reduction request issued by a control center of the electric utility and indicates at least one of an amount of electric power to be reduced and an identification of at least one controllable device to be instructed to disable a flow of electric power to one or more associated power consuming devices. 37. The client device of claim 36, wherein the received power control message includes a list of controllable devices to be instructed to disable a flow of electric power to associated power consuming devices. 38. The client device of claim 37, wherein the received power control message includes Internet Protocol addresses of the controllable devices in the list. 39. A client device for use in a system that manages consumption of power supplied by an electric utility to a plurality of power consuming devices, wherein power flow to at least some of the plurality of power consuming devices is controlled by a plurality of controllable devices, wherein one or more of the plurality of controllable devices operates under the control of the client device, and wherein the client device receives a plurality of power control messages from a system controller, the client device comprising: a communications interface operable to receive the plurality of power control messages from the system controller, a power control message of the plurality of power control messages indicating at least one of an amount of electric power to be reduced and an identification of at least one controllable device to be instructed to disable a flow of electric power to one or more associated power consuming devices;at least one controllable device interface facilitating communication of a power control instruction to at least a first controllable device, the power control instruction causing the first controllable device to disable a flow of electric power to at least one power consuming device of the plurality of power consuming devices;a device control manager operable to generate the power control instruction responsive to the power control message;a Layer-3 router operable to receive an Internet Protocol (IP) message that includes an IP address and determine whether the IP message is directed to the client device or an Internet-accessible device coupled to the client device, wherein the Internet-accessible device is a device other than the at least one controllable device; andan IP device interface operable to receive the IP message from the Layer-3 router and communicate the IP message to the Internet-accessible device when the IP message is directed to the Internet-accessible device. 40. The client device of claim 39, wherein the power control message is responsive to a power reduction request issued by a control center of the electric utility. 41. The client device of claim 39, wherein the Layer-3 router is further operable to determine that the power control message is an IP message directed to the client device. 42. A method for managing a flow of electric power supplied by an electric utility to a residence or a business, the method comprising: determining an amount of electric power consumed by at least one power consuming device;reporting the amount of consumed electric power to a system controller via a network;some time after reporting the amount of consumed electric power, receiving a power control message from the system controller, the power control message being responsive to a power reduction request issued by the electric utility and requiring a reduction in power consumed by the at least one power consuming device; andresponsive to the power control message, reducing a flow of electric power to the at least one power consuming device. 43. The method of claim 42, wherein the power control message indicates at least one of an amount of electric power to be reduced and an identification of at least one controllable device to be instructed to disable a flow of electric power to the at least one power consuming device. 44. The method of claim 42, wherein reducing a flow of electric power to the at least one power consuming device comprises: disabling a flow of electric power to the at least one power consuming device. 45. The method of claim 44, wherein disabling a flow of electric power to the at least one power consuming device comprises: issuing a power management command to disable a flow of electric power to the at least one power consuming device. 46. The method of claim 45, wherein the power management command is communicated to a controllable device and causes the controllable device to disable a flow of electric power to the at least one power consuming device. 47. The method of claim 44, wherein the power control message is associated with a power reduction event, the method further comprising: subsequent to disabling a flow of electric power to the at least one power consuming device, receiving a second power control message indicating an end of the power reduction event; andresponsive to the second power control message, enabling a flow of electric power to the at least one power consuming device. 48. The method of claim 42, wherein the power control message is associated with a power reduction event, the method further comprising: subsequent to reducing a flow of electric power to the at least one power consuming device, receiving a second power control message indicating an end of the power reduction event; andresponsive to the second power control message, increasing a flow of electric power to the at least one power consuming device. 49. The method of claim 42, wherein reporting the amount of consumed electric power comprises: periodically reporting the amount of consumed electric power to the system controller. 50. The method of claim 42, wherein reporting the amount of consumed electric power comprises: receiving a polling message from the system controller; andreporting the amount of consumed electric power responsive to the polling message. 51. The method of claim 42, wherein the power control message requires that electric power be disabled to the at least one power consuming device.
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