METHOD, SYSTEM AND COMPUTER PROGRAM PRODUCT FOR SCHEDULING DEMAND EVENTS

• US 20130047010A1
• Filed: 08/16/2011
• Published: 02/21/2013
• Est. Priority Date: 08/16/2011
• Status: Active Grant

• Current Assignee: GE Digital Holdings LLC (GE Aerospace)
• Original Assignee: General Electric Company
• Inventors: Massey, Jerry Steven, Schmid, James Joseph, Meyerhofer, Mark Joseph, Wilson, Bobby Antione, Sierra, Jaime Alberto
• Granted Patent: US 8,689,020 B2
• Time in Patent Office: Days
• US Class Current: 713/320
• CPC Class Codes: G06Q 10/06 Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling

Abstract

Disclosed and described herein are embodiments of systems, methods and computer program for scheduling demand events over a time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period. In one aspect, methods are described. One embodiment of a method comprises establishing a defined time period, estimating power availability over the time period, estimating power consumption over the time period, and scheduling, using a computing device, demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period.

Claims

1. A method comprising:

establishing a defined time period;

estimating power availability over the time period;

estimating power consumption over the time period; and

scheduling, using a computing device, demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period.

2. The method of claim 1, wherein estimating power availability over the time period comprises estimating internal power generation controlled by a utility and estimating acquired power availability that can be purchased from sources not controlled by the utility over the time period.

3. The method of claim 2, wherein the internal power generation controlled by the utility includes fixed power generation and variable power generation.

4. The method of claim 3, wherein estimating internal power generation controlled by the utility comprises estimating an amount and a cost for the fixed power generation and an amount and a cost for the variable power generation.

5. The method of claim 4, wherein a weather forecast for the defined time period is used to estimate the amount and the cost of the variable power generation.

6. The method of claim 1, further comprising generating, by the computing device, one or more control signals for controlling the demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period.

7. The method of claim 1, wherein establishing a defined time period comprises establishing a time period of one hour, one day, one week, one month, one year, two years, five years, ten years, or any period of time therebetween.

8. The method of claim 1, wherein estimating power consumption over the time period comprises determining a load profile for each of a plurality of electrical power consumers over the time period and aggregating the plurality of load profiles.

9. The method of claim 8, wherein determining the load profiles for each of a plurality of electrical power consumers over the time period comprises determining the load profiles of residential, commercial and industrial consumers of electrical power over the time period.

10. The method of claim 8, wherein a demand event comprises a utility having authorization to discontinue electrical power service to all or part of an electrical load of one of the plurality of electrical power consumers for a predetermined duration and scheduling demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period comprises scheduling the demand events to decrease the estimated power consumption or increase the estimated power availability.

11. The method of claim 2, further comprising generating, by the computing device, one or more reports based on scheduling the demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period.

12. The method of claim 11, wherein the one or more reports comprise one or more of a report of a best fit use of the demand events using the internal power generation, a report on a best fit use of the demand events using the internal generation and the acquired power availability, and a report on opportunities for the utility to sell the internal power generation or the acquired power availability.

13. The method of claim 3, wherein the variable power generation comprises one or more of wind generation, solar generation, hydroelectric generation, pumped-storage generation, steam-turbine generation and combustion-turbine generation.

14. The method of claim 3, wherein the fixed power generation comprises one or more of nuclear generation, coal-fired generation, oil-fired generation, and natural-gas fired generation.

15. The method of claim 3, wherein scheduling demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period comprises scheduling the demand events to maximize revenue for the utility by scheduling a sale of estimated power availability that exceeds estimated power consumption and scheduling the demand events to minimize costs to the utility by minimizing purchases of acquired power generation when the cost of acquired power generation exceeds the cost of internal power generation and minimizes the use of variable power generation when the cost of variable power generation exceeds the cost of fixed power generation

16. The method of claim 3, wherein scheduling demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period comprises scheduling the demand events to maximize revenue from sales of power by the utility over the time period and minimizing costs of fixed power generation, variable power generation and acquired power generation to the utility over the time period.

17. A system comprised of:

a memory; and

a processor operably connected with the memory, wherein the processor is configured to;

establish a defined time period;

estimate power availability over the time period;

estimate power consumption over the time period; and

schedule demand events stored in the memory over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period.

18. The system of claim 17, wherein the processor configured to estimate power availability over the time period comprises the processor configured to estimate internal power generation controlled by a utility and estimate acquired power availability that can be purchased from sources not controlled by the utility over the time period.

19. The system of claim 18, wherein the internal power generation controlled by the utility includes fixed power generation and variable power generation.

20. The system of claim 19, wherein the processor configured to estimate internal power generation controlled by the utility comprises the processor configured to estimate an amount and a cost for the fixed power generation and an amount and a cost for the variable power generation.

21. The system of claim 20, wherein the processor is configured to use a weather forecast for the defined time period to estimate the amount and the cost of the variable power generation.

22. The system of claim 17, wherein the processor is further configured to generate one or more control signals for controlling the demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period.

23. The system of claim 17, wherein the processor configured to establish a defined time period comprises the processor configured to establish a time period of one hour, one day, one week, one month, one year, two years, five years, ten years, or any period of time therebetween.

24. The system of claim 17, wherein the processor configured to estimate power consumption over the time period comprises the processor configured to aggregate a load profile for each of a plurality of electrical power consumers over the time period.

25. The system of claim 17, wherein the load profiles for each of a plurality of electrical power consumers comprises load profiles of residential, commercial and industrial consumers of electrical power over the time period.

26. The system of claim 25, wherein a demand event comprises a utility having authorization to discontinue electrical power service to all or part of an electrical load of one of the plurality of electrical power consumers for a predetermined duration and the processor configured to schedule demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period comprises the processor configured to schedule the demand events to decrease the estimated power consumption or increase the estimated power availability.

27. The system of claim 18, wherein the processor is further configured to generate one or more reports based on scheduling the demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period.

28. The system of claim 27, wherein the one or more reports comprise one or more of a report of a best fit use of the demand events using the internal power generation, a report on a best fit use of the demand events using the internal generation and the acquired power availability, and a report on opportunities for the utility to sell the internal power generation or the acquired power availability.

29. The system of claim 19, wherein the variable power generation comprises one or more of wind generation, solar generation, hydroelectric generation, pumped-storage generation, steam-turbine generation and combustion-turbine generation.

30. The system of claim 19, wherein the fixed power generation comprises one or more of nuclear generation, coal-fired generation, oil-fired generation, and natural-gas fired generation.

31. The system of claim 19, wherein the processor configured to schedule demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period comprises the processor configured to schedule the demand events to maximize revenue for the utility by scheduling a sale of estimated power availability that exceeds estimated power consumption and scheduling the demand events to minimize costs to the utility by minimizing purchases of acquired power generation when the cost of acquired power generation exceeds the cost of internal power generation and minimizes the use of variable power generation when the cost of variable power generation exceeds the cost of fixed power generation

32. The system of claim 19, wherein the processor configured to schedule demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period comprises the processor configured to schedule the demand events to maximize revenue from sales of power by the utility over the time period and minimizing costs of fixed power generation, variable power generation and acquired power generation to the utility over the time period.

33. A computer program product comprised of computer-executable code on a non-transitory computer-readable medium, said computer-executable code for performing the steps of:

establishing a defined time period;

estimating power availability over the time period, wherein estimating power availability over the time period comprises estimating internal power generation controlled by a utility and estimating acquired power availability that can be purchased from sources not controlled by the utility over the time period, and wherein the internal power generation controlled by the utility includes fixed power generation and variable power generation;

estimating power consumption over the time period; and

scheduling, using a computing device, demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period.

34. The computer program product of claim 33, wherein estimating internal power generation controlled by the utility comprises estimating an amount and a cost for the fixed power generation and an amount and a cost for the variable power generation, and wherein a weather forecast for the defined time period is used to estimate the amount and the cost of the variable power generation.

35. The computer program product of claim 33, further comprising generating, by the computing device, one or more reports based on scheduling the demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period, wherein the one or more reports comprise one or more of a report of a best fit use of the demand events using the internal power generation, a report on a best fit use of the demand events using the internal generation and the acquired power availability, and a report on opportunities for the utility to sell the internal power generation or the acquired power availability.

36. The computer program product of claim 33, wherein scheduling demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period comprises scheduling the demand events to maximize revenue for the utility by scheduling a sale of estimated power availability that exceeds estimated power consumption and scheduling the demand events to minimize costs to the utility by minimizing purchases of acquired power generation when the cost of acquired power generation exceeds the cost of internal power generation and minimizes the use of variable power generation when the cost of variable power generation exceeds the cost of fixed power generation

37. The computer program product of claim 33, wherein scheduling demand events over the time period based on differences between the estimated power availability and the estimated power consumption at various points during the time period comprises scheduling the demand events to maximize revenue from sales of power by the utility over the time period and minimizing costs of fixed power generation, variable power generation and acquired power generation to the utility over the time period.