IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0003721
(2007-12-31)
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등록번호 |
US-8360180
(2013-01-29)
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발명자
/ 주소 |
- Hoff, Brian D.
- Akasam, Sivaprasad
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출원인 / 주소 |
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인용정보 |
피인용 횟수 :
1 인용 특허 :
30 |
초록
▼
A method includes identifying a first operating sequence of a repeated operation of at least one non-traction load. The method also includes determining first and second parameters respectively indicative of a requested energy and output energy of the at least one non-traction load and comparing the
A method includes identifying a first operating sequence of a repeated operation of at least one non-traction load. The method also includes determining first and second parameters respectively indicative of a requested energy and output energy of the at least one non-traction load and comparing the determined first and second parameters at a plurality of time increments of the first operating sequence. The method also includes determining a third parameter of the hybrid energy system indicative of energy regenerated from the at least one non-traction load and monitoring the third parameter at the plurality of time increments of the first operating sequence. The method also includes determining at least one of an energy deficiency or an energy surplus associated with the non-traction load of the hybrid energy system and selectively adjusting energy stored within the storage device during at least a portion of a second operating sequence.
대표청구항
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1. A method of controlling a hybrid energy system including an energy source and a storage device operatively connected to a machine including at least one non-traction load, comprising: identifying, by a processor associated with a controller, a first operating sequence indicative of a repeated ope
1. A method of controlling a hybrid energy system including an energy source and a storage device operatively connected to a machine including at least one non-traction load, comprising: identifying, by a processor associated with a controller, a first operating sequence indicative of a repeated operation of the at least one non-traction load, the first operating sequence including a plurality of time increments;determining, by the processor, first and second parameters of the hybrid energy system respectively indicative of a requested energy of the at least one non-traction load and an output energy of the at least one non-traction load;comparing, by the processor, the determined first and second parameters at the plurality of time increments of the first operating sequence;determining, by the processor, a third parameter of the hybrid energy system indicative of energy regenerated from the at least one non-traction load;monitoring, by the processor, the third parameter at the plurality of time increments of the first operating sequence;determining, by the processor, at least one of an energy deficiency or an energy surplus associated with the non-traction load of the hybrid energy system, the energy deficiency being a function of the first and second determined parameters and the energy surplus being a function of the third determined parameter; andselectively adjusting, by the processor, energy stored within the storage device during at least a portion of a second operating sequence as a function of the determined energy deficiency or the determined energy surplus, the second operating sequence including a plurality of time increments. 2. The method of claim 1, further including: determining an energy deficiency at a first time increment during the first operating sequence if the first determined parameter is greater than the second determined parameter, the first time increment being one of the plurality of time increments of the first operating sequence; andselectively increasing the amount of energy stored within the storage device at a second time increment during the second operating sequence, the second time increment being one of the plurality of time increments of the second operating sequence and before a time increment during the second operating sequence corresponding to the first time increment of the first operating sequence. 3. The method of claim 1, further including: determining an energy surplus at a first time increment during the first operating sequence if the monitored third parameter is indicative of regenerated energy being dissipated toward the environment, the first time increment being one of the plurality of time increments of the first operating sequence; andselectively decreasing the amount of energy stored within the storage device at a second time increment during the second operating sequence, the second time increment being one of the plurality of time increments of the second operating sequence and before a time increment during the second operating sequence corresponding to the first time increment of the first operating sequence. 4. The method of claim 1, further including: determining a plurality of energy variations during the first operating sequence, each energy variation being one of an energy deficiency or an energy surplus; andselectively adjusting the amount of energy stored within the storage device as a function of each of the determined plurality of energy variations. 5. The method of claim 1, wherein the at least one non-traction load includes an implement, the method further including: substantially repeating a manipulation cycle of the implement; andidentifying the first and second operating sequences as two sequences of the cycle. 6. The method of claim 1, wherein identifying the first sequence includes receiving an operator input indicative of the start of the first sequence and receiving an operator input indicative of the end of the first sequence. 7. The method of claim 1, wherein the system further includes at least one traction load, the method further comprising: determining fourth and fifth parameters of the hybrid energy system respectively indicative of a requested traction energy of the at least one traction device and an output from the at least one traction load;comparing the determined fourth and fifth parameters at the plurality of time increments of the first operating sequence;determining a sixth parameter of the hybrid energy system indicative of energy regenerated from the at least one traction load;monitoring the sixth parameter at the plurality of time increments of the first operating sequence;determining at least one of an energy deficiency or an energy surplus associated with the non-traction load of the hybrid energy system, the energy deficiency being a function of the fourth and fifth determined parameters and the energy surplus being a function of the sixth determined parameter; andselectively adjusting the amount of energy stored within the storage device during at least a portion of a second operating sequence as a function of a determined energy deficiency or a determined energy surplus associated with the traction load of the hybrid energy system. 8. The method of claim 7, wherein determining the sixth parameter includes sensing displacement of an operator interface device configured to retard operation of the at least one traction device. 9. The method of claim 1, wherein determining the third parameter includes sensing displacement of an operator interface device configured to retard operation of the at least one non-traction device. 10. The method of claim 1, wherein determining the second parameter includes: determining energy input to the at least one non-traction load; anddetermining energy output from the at least one non-traction load as a function of the determined energy input and energy efficiency associated the at least one non-traction load. 11. A machine comprising: a hybrid energy system including an energy source, an energy storage device, at least one non-traction load and a controller configured to:monitor one or more parameters of the machine during a first manipulation sequence of the non-traction load;determine a first energy indicative of an amount of energy requested by an operator to be directed toward the at least one non-traction load during the first manipulation sequence;determine a second energy indicative of an amount of energy output from the at least one non-traction load during the first manipulation sequence;determine a third energy indicative of an amount of energy regenerated from the at least one non-traction load during the first manipulation sequence;automatically control the energy stored within the storage device during a second manipulation sequence as a function of the determined first, second, and third energies, the second manipulation sequence being substantially similar to the first manipulation sequence;determine an energy deficiency during the first manipulation sequence as a function of the determined first and second energies; andselectively decrease the energy stored within the storage device during the second manipulation sequence as a function of the determined energy deficiency. 12. The system of claim 11, further including: an operator interface device configured to direct energy toward the at least one non-traction load; anda sensor configured to produce a first signal indicative of an amount of displacement of the at least one operator interface device;wherein the controller is configured to determine the first energy as a function of the first signal. 13. The system of claim 11, further including a sensor configured to produce a first signal indicative of an amount of energy output from the at least one non-traction load, wherein the controller is configured to determine the second energy as a function of the first signal. 14. The system of claim 11, wherein the controller is further configured to: determine an energy surplus during the first manipulation as a function of the determined third energy; andselectively increase the energy stored within the storage device during the second manipulation sequence as a function of the determined energy surplus. 15. The system of claim 11, wherein the non-traction load is an implement operatively connected to the machine. 16. A method of controlling a hybrid energy system configured to affect manipulation of at least one implement of a machine, comprising: establishing, by a processor associated with a controller, a start of a first sequence of a substantially repeated manipulation of the implement;performing, by the processor, the first sequence;sensing, by the processor, a first parameter indicative of a displacement of an operator interface device configured to affect energy output from the implement during at least a portion of the first sequence;sensing, by the processor, a second parameter indicative of energy output from the implement during the at least a portion of the first sequence;comparing, by the processor, the first sensed parameter with the second sensed parameter for the at least a portion of the first sequence;determining, by the processor, an energy deficiency associated with the hybrid energy system if the first sensed parameter is greater than the second sensed parameter;establishing, by the processor, an end of the first sequence;performing, by the processor, a second sequence of the substantially repeated manipulation of the implement; andautomatically controlling, by the processor, the amount of energy stored within the storage device during the second sequence as a function of a determined energy deficiency. 17. The method of claim 16, further including: determining when an energy deficiency starts as a function of a first time increment wherein the sensed first parameter is less than the sensed second parameter;determining when an energy deficiency ends as a function of a second time increment wherein the sensed first parameter is no longer less than the sensed second parameter; anddetermining an amount of energy as a function of the energy difference between the sensed first and second parameters and the time lapse between the first and second time increments. 18. The method of claim 17, wherein the second sequence includes third and fourth time increments respectively corresponding to the first and second time increments of the first sequence, the method further including: storing an amount of energy within the storage device during the second sequence before the third time increment; anddirecting the stored amount of energy from the storage device toward the at least one implement during the second sequence between the third and fourth time increments. 19. The method of claim 16, further including: sensing a third parameter indicative of a mechanical or hydraulic retarding of the implement;determining an energy surplus when the implement is mechanically or hydraulically retarded; andautomatically controlling the amount of energy stored within the storage device during the second sequence as a function of a determined energy surplus. 20. A machine comprising: a hybrid energy system including an energy source, an energy storage device, at least one non-traction load and a controller configured to:monitor one or more parameters of the machine during a first manipulation sequence of the non-traction load;determine a first energy indicative of an amount of energy requested by an operator to be directed toward the at least one non-traction load during the first manipulation sequence;determine a second energy indicative of an amount of energy output from the at least one non-traction load during the first manipulation sequence;determine a third energy indicative of an amount of energy regenerated from the at least one non-traction load during the first manipulation sequence;automatically control the energy stored within the storage device during a second manipulation sequence as a function of the determined first, second, and third energies, the second manipulation sequence being substantially similar to the first manipulation sequence;determine an energy surplus during the first manipulation as a function of the determined third energy; andselectively increase the energy stored within the storage device during the second manipulation sequence as a function of the determined energy surplus. 21. The system of claim 20, further including: an operator interface device configured to direct energy toward the at least one non-traction load; anda sensor configured to produce a first signal indicative of an amount of displacement of the at least one operator interface device;wherein the controller is configured to determine the first energy as a function of the first signal. 22. The system of claim 20, further including a sensor configured to produce a first signal indicative of an amount of energy output from the at least one non-traction load, wherein the controller is configured to determine the second energy as a function of the first signal. 23. The system of claim 20, wherein the non-traction load is an implement operatively connected to the machine.
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