Systems and methods for using alternate power sources to manage the power draw on a power grid

• US 8,504,215 B1
• Filed: 11/04/2008
• Issued: 08/06/2013
• Est. Priority Date: 11/04/2008
• Status: Active Grant

• Current Assignee: CA, Inc. (d/b/a CA Technologies) (Broadcom, Inc.)
• Original Assignee: Symantec Corporation (NortonLifeLock Inc.)
• Inventors: McCorkendale, Bruce, Cooley, Shaun
• Primary Examiner(s): ORTIZ RODRIGUEZ, CARLOS R
• Application Number:
  US12/264,550
• Time in Patent Office: 1,736 Days
• Field of Search: 700/291, 700/295, 705/412
• US Class Current: 700/295
• CPC Class Codes: H02J 13/00004 characterised by the power network being locally controlled
• CPC Class Codes: H02J 13/00007 using the power network as support for the transmission
• CPC Class Codes: H02J 13/00016 using a wired telecommunication network or a data transmission bus
• CPC Class Codes: H02J 13/00024 by means of mobile telephony
• CPC Class Codes: H02J 13/00026 involving a local wireless network, e.g. Wi-Fi, ZigBee or Bluetooth
• CPC Class Codes: H02J 2310/14 The load or loads being home appliances
• CPC Class Codes: H02J 3/0075 for providing alternative feeding paths between load and source according to economic or energy efficiency considerations, e.g. economic dispatch
• CPC Class Codes: H02J 3/14 by switching loads on to, or off from, network, e.g. progressively balanced loading
• CPC Class Codes: H02J 3/32 using batteries with converting means
• CPC Class Codes: H02J 3/46 Controlling of the sharing of output between the generators, converters, or transformers
• CPC Class Codes: Y02B 70/30 Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
• CPC Class Codes: Y02B 70/3225 Demand response systems, e.g. load shedding, peak shaving
• CPC Class Codes: Y02B 90/20 Smart grids as enabling technology in buildings sector smart grids supporting the management or operation of end-user stationary applications in general, or like technologies with no associated climate change mitigation effect Y04S20/00
• CPC Class Codes: Y04S 20/12 Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
• CPC Class Codes: Y04S 20/222 Demand response systems, e.g. load shedding, peak shaving
• CPC Class Codes: Y04S 20/242 Home appliances
• CPC Class Codes: Y04S 40/121 using the power network as support for the transmission
• CPC Class Codes: Y04S 40/124 using wired telecommunication networks or data transmission busses
• CPC Class Codes: Y04S 40/126 using wireless data transmission

Abstract

A computer-implemented method for using alternate power sources to manage the power draw on a power grid may comprise: 1) identifying a need to reduce power draw on the power grid, 2) identifying an electrical device that draws power from the power grid, 3) determining that the electrical device is capable of drawing power from an alternate power source, and 4) transmitting a command that, when executed, causes the electrical device to draw power from the alternate power source. A corresponding device-side method for reducing power draw on a power grid may comprise: 1) drawing power from a power grid, 2) receiving a command to draw power from an alternate power source, and then 3) drawing power from the alternate power source. Corresponding systems and methods are also disclosed.

Claims

1. A computer-implemented method for using alternate power sources to manage power draw on a power grid, the method comprising:

maintaining, by a management device managed by an entity that supplies power via the power grid, a database that identifies a plurality computing devices drawing power from the power grid and a plurality of corresponding battery units currently capable of providing power to the plurality of computing devices;

storing customer information for each of a plurality of customers in the database, the customer information comprising;

a description of a customer'"'"'s computing device;

a description of a corresponding battery unit;

a time when the customer'"'"'s computing device draws power;

an amount of power required by the customer'"'"'s computing device;

identifying, at the management device managed by the entity that supplies power via the power grid, a need to reduce the power draw on the power grid;

identifying, by analyzing the customer information at the management device managed by the entity that supplies power via the power grid, that at least one of the plurality of computing devices is drawing power from the power grid;

determining, by analyzing the customer information at the management device managed by the entity that supplies power via the power grid, that the at least one of the plurality of computing devices is capable of, but is not currently, drawing power from at least one of the plurality of corresponding of battery units;

determining, based at least in part on the customer information at the management device managed by the entity that supplies power via the power grid, at least one ratio for the at least one of the plurality of computing devices to draw power simultaneously from both the power grid and the at least one of the plurality of corresponding battery units; and

transmitting, from the management device managed by the entity that supplies power via the power grid to a module installed on the at least one of the plurality of computing devices, at least one command that, when executed, causes the at least one of the plurality of computing devices to reduce the drawing of power from the power grid by simultaneously drawing power from both the power grid and the at least one of the plurality of corresponding battery units at the ratio.

2. The computer-implemented method of claim 1, wherein transmitting the at least one command comprises at least one of:

broadcasting the at least one command to modules installed on computing devices within a specific geographic region;

broadcasting the at least one command to modules installed on computing devices of a specific class.

3. The computer-implemented method of claim 1, wherein the at least one command causes the at least one of the plurality of computing devices to perform at least one of the following actions:

immediately draw power from the at least one of the plurality of corresponding battery units;

begin drawing power from the at least one of the plurality of corresponding battery units at a specific date or time;

draw power from the at least one of the plurality of corresponding battery units for a specific period of time.

4. The computer-implemented method of claim 1, further comprising:

identifying a geographic location associated with the at least one of the plurality of computing devices;

determining, based on the geographic location associated with the at least one of the plurality of computing devices, whether to transmit the command.

5. The computer-implemented method of claim 1, wherein the at least one command, when executed, causes:

a first set of computing devices connected to the power grid to simultaneously draw power from the power grid and a first set of battery units at a first ratio;

a second set of computing devices connected to the power grid to simultaneously draw power from the power grid and a second set of battery units at a second ratio.

6. The computer-implemented method of claim 5, wherein the command, when executed, further causes a third set of computing devices connected to the power grid to simultaneously draw power from both the power grid and a third set of battery units at a third ratio.

7. The computer-implemented method of claim 5, wherein:

the first set of computing devices is located within a first geographic region;

the second set of computing devices is located within a second geographic region.

8. The computer-implemented method of claim 1, wherein identifying a need to reduce the power draw on the power grid comprises:

identifying a power-draw threshold for the power grid;

determining that the power draw on the power grid exceeds the power-draw threshold.

9. The computer-implemented method of claim 1, further comprising:

associating the at least one of the plurality of computing device with a customer account;

attaching incentives to the customer account for drawing power from the at least one of the plurality of corresponding battery units.

10. The computer-implemented method of claim 1, wherein the at least one of the plurality of corresponding battery units comprises at least one of:

an internal battery;

an external battery;

an uninterruptible power supply.

11. The computer-implemented method of claim 1, wherein the power grid comprises:

a commercial power grid;

an independent power grid.

12. The computer-implemented method of claim 1, wherein maintaining the database comprises receiving, at the management device managed by the entity that supplies power via the power grid, a communication that indicates that the at least one of the plurality of computing devices is capable of, but is not currently, drawing power from the at least one of the plurality of corresponding battery units from at least one of:

the module installed on the at least one of the plurality of computing devices;

the at least one of the plurality of corresponding battery units.

13. The computer-implemented method of claim 1, wherein the customer information in the database further identifies at least one of:

an amount of power that the at least one of the plurality of corresponding battery units is capable of supplying;

a schedule of when the at least one of the plurality of computing devices draws power;

whether the at least one of the plurality of corresponding battery units is currently capable of supplying power to the at least one of the plurality of computing devices;

a customer account associated with the at least one of the plurality of computing devices;

a customer account associated with the at least one of the plurality of corresponding battery units;

a geographic location associated with the at least one of the plurality of computing devices;

a geographic location associated with the at least one of the plurality of corresponding battery units;

at least one communication channel for communicating with the at least one of the plurality of computing devices or the at least one of the plurality of corresponding battery units;

whether the communication channel is currently available;

how to address commands via the communication channel.

14. The computer-implemented method of claim 13, wherein maintaining the database comprises at least one of:

receiving at least a portion of the customer information from the at least one of the plurality of computing devices;

receiving at least a portion of the customer information from the at least one of the plurality of corresponding battery units;

receiving at least a portion of the customer information from an administrator;

receiving at least a portion of the customer information from a customer.

15. A computer-implemented method for reducing power draw on a power grid by drawing power from alternate power sources, the method comprising:

identifying, at a module installed on a computing device, a power grid from which the computing device is currently drawing power;

notifying, via the module installed on the computing device, a management device managed by an entity that supplies power via the power grid that the computing device is capable of, but is not currently, drawing power from at least one battery unit to enable the management device to maintain a database that identifies the computing device drawing power from the power grid and the battery unit currently capable of providing power to the computing device;

providing, via the module installed on the computing device, the management device managed by the entity that supplies power via the power grid with customer information to store in the database, the customer information comprising;

a description of the computing device;

a description of the battery unit;

a time when the computing device draws power;

an amount of power required by the computing device;

receiving, at the module installed on the computing device, a command from the management device managed by the entity that supplies power via the power grid to reduce the computing device'"'"'s draw on the power supplied by the entity via the power grid by simultaneously drawing power from the power grid and the battery unit at a ratio based on an analysis of the customer information by the management device;

in response to the command received from the management device;

identifying, at the module installed on the computing device, the battery unit;

causing, at the module installed on the computing device, the computing device to reduce the computing device'"'"'s draw on the power supplied by the entity via the power grid by simultaneously drawing power from the power grid and the battery unit at the ratio based on the management device'"'"'s analysis of the customer information.

16. The computer-implemented method of claim 15, further comprising, prior to receiving the command from the management device to simultaneously draw power from the power grid and the battery unit at the ratio, transmitting, from the module installed on the computing device to the management device, a request to draw power from the battery unit.

17. The computer-implemented method of claim 15, further comprising, prior to notifying the management device:

determining that the computing device is capable of drawing power from the battery unit;

determining that the battery unit is capable of providing power to the computing device.

18. The computer-implemented method of claim 15, further comprising:

maintaining a local database that contains information that identifies at least one of;

the computing device;

the amount of power required by the computing device;

an amount of power that the battery unit is capable of supplying;

a schedule of when the computing device draws power;

geo-location information associated with the computing device;

geo-location information associated with the battery unit;

compiling, based on the local database, a local-power-requirements report;

transmitting the local-power-requirements report to the power grid.

19. A system for using alternate power sources to manage power draw on a power grid, the system comprising:

a power-management module programmed to;

maintain, at a management device managed by an entity that supplies power via the power grid, a database that identifies a plurality of computing devices drawing power from the power grid and a plurality of corresponding battery units currently capable of providing power to the plurality of computing devices;

store customer information for each of a plurality of customers in the database, the customer information comprising;

a description of a customer'"'"'s computing device;

a description of a corresponding battery unit;

a time when the customer'"'"'s computing device draws power;

an amount of power required by the customer'"'"'s computing device;

identify, at the management device managed by the entity that supplies power via the power grid, a need to reduce the power draw on the power grid;

identify, by analyzing the customer information at the management device managed by the entity that supplies power via the power grid, that at least one of the plurality of computing devices is drawing power from the power grid;

determine, by analyzing the customer information at the management device managed by the entity that supplies power via the power grid, that the at least one of the plurality of computing devices is capable of, but is not currently, drawing power from at least one of the plurality of corresponding battery units;

determine, based at least in part on the customer information at the management device managed by the entity that supplies power via the power grid, at least one ratio for the at least one of the plurality of computing devices to draw power simultaneously from both the power grid and the at least one of the plurality of corresponding battery units; and

a communication module programmed to transmit, from the management device managed by the entity that supplies power via the power grid to a module installed on the at least one of the plurality of computing devices, at least one command that, when executed, causes the at least one of the plurality of computing devices to reduce the drawing of power from the power grid by simultaneously drawing power from both the power grid and the at least one of the plurality of corresponding battery units at the ratio; and

at least one processor configured to execute the power-management module and the communication module.

20. The system of claim 19, wherein the database contains further information concerning the power supplied by the power grid.