[미국특허]
Systems and methods for stabilizing power rate of change within generator based applications
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H02J-001/10
H02J-003/00
H02J-003/14
H02M-001/10
H02J-007/00
H02J-009/00
H02J-007/14
H02J-003/32
H02J-007/34
출원번호
US-0624600
(2012-09-21)
등록번호
US-9190852
(2015-11-17)
발명자
/ 주소
Bienfang, David T.
Hamann, Robert A.
Onsager, Michael G.
Brandt, Michael E.
Algrain, Marcelo C.
출원인 / 주소
Caterpillar Global Mining LLC
대리인 / 주소
Foley & Lardner LLP
인용정보
피인용 횟수 :
0인용 특허 :
87
초록▼
Systems and methods for monitoring an electrical energy storage unit and a parameter related to the load and based on the monitoring, if the load parameter is greater than a second rate of change of electrical power for a second component of an electrical power system, providing power from the elect
Systems and methods for monitoring an electrical energy storage unit and a parameter related to the load and based on the monitoring, if the load parameter is greater than a second rate of change of electrical power for a second component of an electrical power system, providing power from the electrical energy storage unit to the second component until the load parameter and the second component have equivalent rates of change of electrical power.
대표청구항▼
1. A method for stabilizing power rate of change in an electrical power system using an electrical energy storage unit, the method comprising: receiving electrical power from an initial source;providing electrical power within the electrical power system;receiving a notification that a first rate of
1. A method for stabilizing power rate of change in an electrical power system using an electrical energy storage unit, the method comprising: receiving electrical power from an initial source;providing electrical power within the electrical power system;receiving a notification that a first rate of change of electrical power is being provided to a first component of the electrical power system and a second rate of change of electrical power is being provided to a second component of the electrical power system;charging the electrical energy storage unit with a load from the first and second component of the electrical power system;monitoring the electrical energy storage unit and a parameter related to the load; andbased on the monitoring, if the load parameter is greater than the second rate of change of electrical power for the second component of the electrical power system, providing power from the electrical energy storage unit to the second component until the load parameter and the second component have equivalent rates of change of electrical power. 2. The method of claim 1, wherein the first component of the electrical power system comprises a device configured to operate using a generator. 3. The method of claim 2, wherein the device comprises at least one of an electric rope shovel, a long wall miner, and an electric power drill. 4. The method of claim 2, wherein the device comprises a mining excavator. 5. The method of claim 3, wherein the mining excavator comprises at least one of an electric shovel; and a dragline. 6. The method of claim 1, wherein the second component of the electrical power system comprises a generator. 7. The method of claim 1, further comprising: if the electrical power system is operating with a regenerative load and the electrical energy storage unit is charged, absorbing, by a resistor, electrical power from the electrical power system. 8. The method of claim 1, further comprising: if the load parameter is less than or equal to the rate of change of power for the second component of the electrical power system, recharging the electrical energy storage unit. 9. The method of claim 1, wherein the monitoring of the electrical energy storage unit and the load parameter is performed by a electrical energy storage unit control system. 10. The method of claim 9, wherein the electrical energy storage unit control system is integrated into the first component of the electrical power system. 11. The method of claim 1, wherein the electrical energy storage unit comprises at least one electrical energy storage unit. 12. An electrical power system for stabilizing power in an electrical power system using an electrical energy storage unit, the electrical power system comprising: a first component;a second component;an electrical energy storage unit; anda processor configured to: receive electrical power from an initial source;provide electrical power within the electrical power system;receive a notification that a first rate of change of electrical power is being provided to a first component of the electrical power system and a second rate of change of electrical power is being provided to a second component of the electrical power system;charge the electrical energy storage unit with a load from the first and second component of the electrical power system;monitor the electrical energy storage unit and a parameter related to the load; andbased on the monitoring, if the load parameter is greater than the second rate of change of electrical power for the second component of the electrical power system, provide power from the electrical energy storage unit to the second component until the load parameter and the second component have equivalent rates of change of electrical power. 13. The system of claim 12, wherein the first component of the electrical power system comprises a device configured to operate using a generator. 14. The system of claim 12, wherein the device comprises at least one of an electric rope shovel, a long wall miner, and an electric power drill. 15. The system of claim 12, wherein the second component of the electrical power system comprises a generator. 16. The system of claim 12, wherein the electrical energy storage unit comprises a electrical energy storage unit. 17. A non-transitory computer-readable medium having instructions therein, the instructions being executable by a processor to cause the processor to perform operations stabilizing power rate of change in an electrical power system using an electrical energy storage unit, the operations comprising: receiving electrical power from an initial source;providing electrical power within the electrical power system;receiving a notification that a first rate of change of electrical power is being provided to a first component of the electrical power system and a second rate of change of electrical power is being provided to a second component of the electrical power system;charging the electrical energy storage unit with a load from the first and second component of the electrical power system;monitoring the electrical energy storage unit and a parameter related to the load; andbased on the monitoring, if the load parameter is greater than the second rate of change of electrical power for the second component of the electrical power system, providing power from the electrical energy storage unit to the second component until the load parameter and the second component have equivalent rates of change of electrical power. 18. The non-transitory computer-readable medium of claim 17, the operations further comprising: if the electrical power system is operating with a regenerative load and the electrical energy storage unit is charged, absorbing, by a resistor, electrical power from the electrical power system. 19. The non-transitory computer-readable medium of claim 17, the operations further comprising: if the load parameter is less than or equal to the rate of change of power for the second component of the electrical power system, recharging the electrical energy storage unit. 20. The non-transitory computer-readable medium of claim 17, wherein the monitoring of the electrical energy storage unit and the load parameter is performed by a electrical energy storage unit control system.
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