Economic optimization of power generation system with alternative operating modes
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G05B-013/02
G05F-001/66
G06Q-010/06
G06Q-050/06
출원번호
US-0300966
(2014-06-10)
등록번호
US-10018972
(2018-07-10)
발명자
/ 주소
Chillar, Rahul Jaikaran
Cusick, Ernest George
Mestroni, Julio Enrique
Renfro, Charles Steven
출원인 / 주소
General Electric Company
대리인 / 주소
Cusick, Ernest G.
인용정보
피인용 횟수 :
0인용 특허 :
2
초록▼
Embodiments of the present disclosure provide an apparatus including: a controller communicatively coupled to a power generation system and configured to shift the power generation system between a first operating mode and a second operating mode, the second operating mode being different from the f
Embodiments of the present disclosure provide an apparatus including: a controller communicatively coupled to a power generation system and configured to shift the power generation system between a first operating mode and a second operating mode, the second operating mode being different from the first operating mode; and a economic optimization engine in communication with the controller, wherein the economic optimization engine calculates: an economic benefit for shifting the power generation system from the first operating mode to the second operating mode based on at least one of a power generation demand, a power generation cost, and an operating condition of the power generation system; and a billing rate per unit of time of operation in the second operating mode based on at least one of the economic benefit, an operating difference between the first operating mode and the second operating mode, and a predetermined cost differential.
대표청구항▼
1. A power generation system comprising: a controller communicatively coupled to the power generation system and configured to shift the power generation system from a first operating mode to a second operating mode, the second operating mode having a different peak load, base load, and load rate fr
1. A power generation system comprising: a controller communicatively coupled to the power generation system and configured to shift the power generation system from a first operating mode to a second operating mode, the second operating mode having a different peak load, base load, and load rate from the first operating mode, wherein the first operating mode and the second operating mode of the power generation system use a same power source; andan economic optimization engine in communication with the controller, wherein the economic optimization engine calculates: an economic benefit for shifting the power generation system from the first operating mode to the second operating mode based on a power generation demand, a power generation cost, and an operating condition of the power generation system; anda billing rate per unit of time of operation in the second operating mode based on the economic benefit, an operating difference between the first operating mode and the second operating mode, and a predetermined cost differential,wherein the controller shifts the power generation system from the first operating mode to the second operating mode in response to the economic benefit for shifting the power generation system from the first operating mode to the second operating mode being greater than an economic benefit of continuing the first operating mode, and wherein the controller shifting the power generation system from the first operating mode to the second operating mode adjusts a controllable component of the power generation system to yield continued operation of the power generation system in the second operating mode with the different peak load, base load, and load rate. 2. The power generation system of claim 1, wherein a start up speed and a part-specific load of the second operating mode are different from a start up speed and a part-specific load of the first operating mode. 3. The power generation system of claim 1, wherein the operating condition of the power generation system includes at least one of a load output, a part-specific output, a part-specific turndown ratio, a projected start up speed, and a part-specific start up demand of the power generation system. 4. The power generation system of claim 1, wherein the second operating mode includes one of a base load operation, a reduced base load operation, a peak load operation, and a load following operation of the power generation system. 5. The power generation system of claim 1, wherein the power generation cost includes a fuel cost, a cost difference between a fuel unit cost for the power generation system and an alternative power generation unit cost, a location-specific operating cost, and a part-specific operating cost. 6. The power generation system of claim 1, wherein the economic optimization engine further calculates the economic benefit for shifting the power generation system from the first operating mode to the second operating mode based on: identifying a geographic location of the power generation system; andmultiplying the economic benefit for shifting the power generation system from the first operating mode to the second operating mode by a multiplier associated with the geographic location, the multiplier being derived from at least one of an inventory limit, a labor cost, or a schedule restriction at the geographic location. 7. The power generation system of claim 1, further comprising an activation module in communication with the controller, the activation module being configured to enable or disable shifting of the power generation system from the first operating mode to the second operating mode. 8. The power generation system of claim 1, wherein the controller is further configured to select one of a plurality of second operating modes based on the economic benefit and the billing rate per unit time, and shift the power generation system to the selected one of the plurality of second operating modes. 9. The power generation system of claim 1, further comprising a computing device coupled to the controller and configured to monitor a system health metric of the power generation system, the system health metric including one of a start-up reliability, a parts condition, and a malfunction diagnosis, wherein the billing rate per unit of time is further based on the system health metric. 10. The power generation system of claim 9, further comprising a servicer database in communication with the computing device, the servicer database including the system health metric and being accessible to the servicer of one of the power generation system and the apparatus. 11. A method for economic optimization of a power generation system, the method being implemented with a processing unit of a computing device and comprising: operating a power generation system in a first operating mode having a corresponding peak rate, base load, and load rate;calculating an economic benefit of shifting a power generation system from the first operating mode to a second operating mode, the second operating mode being different from the first operating mode, wherein the economic benefit is based on an operating condition of the power generation system, a power generation demand, and a power generation cost;shifting the power generation system from the first operating mode to the second operating mode in response to the economic benefit for shifting the power generation system from the first operating mode to the second operating mode being greater than an economic benefit of continuing the first operating mode, wherein the shifting includes adjusting a controllable component of the power generation system to yield continued operation of the power generation system in the second operating mode with a different peak load, base load, and load rate relative to the peak rate, base load, and load rate of the first operating mode;calculating a billing rate per unit of time of operating the power generation system in the second operating mode based on the economic benefit, an operating difference between the first operating mode and the second operating mode, and a predetermined cost differential; andgenerating an economic impact vector for integrating the economic benefit and the billing rate per unit of time with a summary of the second operating mode. 12. The method of claim 11, wherein a start up speed and a part-specific load of the second operating mode are different from a start up speed and a part-specific load of the first operating mode. 13. The method of claim 11, wherein the shifting of the power generation system to the second operating mode from the first operating mode adjusts a load output, a part-specific output, a part-specific turndown ratio, a projected start up speed, and a part-specific start up demand of the power generation system. 14. The method of claim 11, wherein the second operating mode includes one of a base load operation, a reduced base load operation, a peak load operation, and a load following operation of the power generation system. 15. The method of claim 11, wherein the power generation cost includes one of a fuel cost, a cost difference between a fuel unit cost for the power generation system and an alternative power generation unit cost, a location-specific operating cost, and a part-specific cost. 16. The method of claim 11, wherein the calculating of the economic benefit is further based on: identifying a geographic location of the power generation system; andmultiplying the economic benefit for shifting the power generation system from the first operating mode to the second operating mode by a multiplier associated with the geographic location, the multiplier being derived from at least one of an inventory limit, a labor cost, or a schedule restriction at the geographic location. 17. The method of claim 11, further comprising: sending a request to a servicer of the power generation system to shift the power generation system to the second operating mode; andshifting the power generation system to the second operating mode in response to the economic benefit being a positive economic benefit and the request being approved. 18. The method of claim 11, further comprising selecting one of a plurality of second operating modes of the power generation system based on the economic benefit and the billing rate per unit time, and wherein the shifting includes shifting to the selected one of the plurality of second operating modes. 19. The method of claim 11, wherein the calculating of the billing rate per unit of time is further based on a system health of the power generation system, the system health being derived from measurements by a start-up reliability monitor, a parts condition monitor, a malfunction diagnostic monitor, a productivity monitor, and a fuel consumption monitor. 20. A program product stored on a non-transitory computer readable storage medium for economic optimization of a power generation system, the computer readable storage medium comprising program code for causing a computer system to: operate a power generation system in a first operating mode having a corresponding peak rate, base load, and load rate;calculate an economic benefit of shifting the power generation system from the first operating mode to a second operating mode, the second operating mode being different from the first operating mode, wherein the economic benefit is based on an operating condition of the power generation system, a power generation demand, and a power generation cost;shift the power generation system from the first operating mode to the second operating mode in response to the economic benefit for shifting the power generation system from the first operating mode to the second operating mode being greater than an economic benefit of continuing the first operating mode, wherein shifting to the second operating mode includes adjusting a controllable component of the power generation system to yield continued operation of the power generation system in the second operating mode with a different peak load, base load, and load rate relative to the peak rate, base load, and load rate of the first operating mode;calculate a billing rate per unit of time of operating the power generation system in the second operating mode based on the economic benefit, an operating difference between the first operating mode and the second operating mode, and a predetermined cost differential; andgenerate an economic impact vector for integrating the economic benefit and the billing rate per unit of time with a summary of the second operating mode.
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이 특허에 인용된 특허 (2)
Ozog, Michael T., Optimization of microgrid energy use and distribution.
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