A sugarcane harvester and related method are disclosed for powering various sugarcane harvester operations. An energy storage device may be configured to receive electrical power from one or more electric machines for storage. The energy storage device may be configured to provide electrical power t
A sugarcane harvester and related method are disclosed for powering various sugarcane harvester operations. An energy storage device may be configured to receive electrical power from one or more electric machines for storage. The energy storage device may be configured to provide electrical power to the one or more electric machines to power operation of the one or more electric machines. An operating state of the sugarcane harvester may be identified, wherein the operating state is associated with one or more of a power requirement, a torque requirement, and an engine speed requirement for the sugarcane harvester. Based upon identifying the operating state, the one or more electric machines may be caused to receive electrical power from the energy storage device for conversion by the one or more electric machines to mechanical power, in order to power an operation of the sugarcane harvester.
대표청구항▼
1. A sugarcane harvester comprising: an engine;one or more electric machines configured to operate as at least one of a motor and a generator;an energy storage device configured to at least one of receive electrical power from the one or more electric machines for storage, and provide electrical pow
1. A sugarcane harvester comprising: an engine;one or more electric machines configured to operate as at least one of a motor and a generator;an energy storage device configured to at least one of receive electrical power from the one or more electric machines for storage, and provide electrical power to the one or more electric machines to power operation of the one or more electric machines; anda controller configured to: identify an operating state of the sugarcane harvester, wherein the operating state is associated with one or more of a power requirement, a torque requirement, and an engine speed requirement for the sugarcane harvester;based upon, at least in part, identifying the operating state, cause the one or more electric machines to receive electrical power from the energy storage device for conversion by the one or more electric machines to mechanical power, in order to power an operation of the sugarcane harvester;provide the mechanical power to one or more of a hydraulic pump and a mechanical device, in order to power an operation of the sugarcane harvester; andone or more of: operate the hydraulic pump with the mechanical power from the one or more electric machines to provide pressurized hydraulic fluid to a hydraulic machine of the sugarcane harvester in order to execute the operation; andoperate the one or more electric machine to provide the mechanical power directly to the mechanical device, the mechanical device operating with the mechanical power from the one or more electric machines to execute the operation. 2. The sugarcane harvester of claim 1, wherein the one or more mechanical devices include one or more of a cleaning fan, one or more feed rollers, a cane topper, and a cab climate control unit. 3. The sugarcane harvester of claim 2, wherein the controller is further configured to regulate operation of the one or more electric machines, in order to provide mechanical power to the one or more mechanical devices based upon, at least in part, a ground speed of the sugarcane harvester. 4. The sugarcane harvester of claim 2, wherein the controller is further configured to regulate an operating speed of the cleaning fan, via the one or more electric machines, independently of a current operating speed of the engine. 5. The sugarcane harvester of claim 1, wherein identifying the operating state includes identifying a current operating speed of the engine and comparing the current operating speed of the engine with a reference engine speed; and wherein the one or more electric machines are caused to receive electrical power from the energy storage device based upon, at least in part, the comparing of the current operating speed and the reference engine speed. 6. The sugarcane harvester of claim 5, wherein the one or more electric machines are caused to receive electrical power from the energy storage device based upon, at least in part, the current operating speed being within an engine speed range, with respect to a target engine speed. 7. The sugarcane harvester of claim 1, wherein the controller is further configured to cause the one or more electric machines to provide energy to the energy storage device for storage based upon, at least in part, identifying a second operating state of the sugarcane harvester. 8. The sugarcane harvester of claim 7, wherein the second operating state corresponds to availability of surplus power from the engine. 9. The sugarcane harvester of claim 8, wherein the second operating state indicates one or more of an end-of-row turn of the sugarcane harvester and a waiting state of the sugarcane harvester. 10. A method for operating a sugarcane harvester, wherein the sugarcane harvester includes an engine, one or more electric machines configured to operate as at least one of a motor and a generator, and an energy storage device configured to at least one of receive electrical power from the one or more electric machines for storage, and provide electrical power to the one or more electric machines to power operation of the one or more electric machines, the method comprising: identifying, by one or more computing devices, an operating state of the sugarcane harvester, wherein the operating state is associated with one or more of a power requirement, a torque requirement, or an engine speed requirement for the sugarcane harvester;based upon, at least in part, identifying the operating state, causing, by the one or more computing devices, the one or more electric machines to receive electrical power from the energy storage device for conversion by the one or more electric machines to mechanical power;providing the mechanical power to one or more of a hydraulic pump and a mechanical device, in order to power an operation of the sugarcane harvester; andone or more of: operating the hydraulic pump with the mechanical power from the one or more electric machines to provide pressurized hydraulic fluid to a hydraulic machine of the sugarcane harvester in order to execute the operation; andreceiving the mechanical power at the mechanical device directly from the one or more electric machines and operating the mechanical device with the mechanical power from the one or more electric machines to execute the operation. 11. The method of claim 10, wherein the one or more mechanical devices include one or more harvesting devices of the sugarcane harvester. 12. The method of claim 11, further comprising: regulating operation of the one or more electric machines, in order to provide mechanical power to the one or more harvesting devices, based upon, at least in part, a ground speed of the sugarcane harvester. 13. The method of claim 11, further comprising: regulating an operating speed of the one or more harvesting devices, via the one or more electric machines, independently of a current operating speed of the engine. 14. The method of claim 10, wherein identifying the operating state includes identifying a current operating speed of the engine and comparing the current operating speed of the engine with a reference engine speed; and wherein the one or more electric machines are caused to receive electrical power from the energy storage device based upon, at least in part, the comparing of the current operating speed and the reference engine speed. 15. The method of claim 10, further comprising: identifying a second operating state of the sugarcane harvester corresponding to availability of surplus power from the engine; andcausing the one or more electric machines to provide energy to the energy storage device for storage based upon, at least in part, the identifying of the second operating state. 16. The method of claim 15, wherein the second operating state indicates one or more of an end-of-row turn of the sugarcane harvester and a waiting state of the sugarcane harvester. 17. A sugarcane harvester comprising: an engine;one or more harvesting devices including one or more of a cane topper, a knockdown roller, a feed roller, a basecutter assembly, a chopper drum, and a cleaning fan;one or more electric machines configured to operate as at least one of a motor and a generator;an energy storage device configured to at least one of receive electrical power from the one or more electric machines for storage, and provide electrical power to the one or more electric machines to power operation of the one or more electric machines; anda controller configured to: identify an operating state of the sugarcane harvester, wherein the operating state is associated with one or more of a power requirement, a torque requirement, and an engine speed requirement for the sugarcane harvester;based upon, at least in part, identifying the operating state, cause the one or more electric machines to receive electrical power from the energy storage device for conversion by the one or more electric machines to mechanical power, in order to power operation of the one or more harvesting devices. 18. The sugarcane harvester of claim 17, wherein the controller is further configured to regulate operation of the one or more electric machines in order to provide mechanical power to the one or more harvesting devices based upon, at least in part, a ground speed of the sugarcane harvester. 19. The sugarcane harvester of claim 17, wherein the controller is further configured to regulate an operating speed of the one or more harvesting devices, via the one or more electric machines, independently of a current operating speed of the engine. 20. The sugarcane harvester of claim 17, wherein the controller is further configured to cause the one or more electric machines to provide energy to the energy storage device for storage based upon, at least in part, identifying one or more of an end-of-row turn of the sugarcane harvester and a waiting state of the sugarcane harvester.
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이 특허에 인용된 특허 (6)
Mackin, Ryan P.; Sheidler, Alan D., Agricultural harvester with dual engine failure power transfer system.
Mackin, Ryan P.; Burke, Daniel J.; Coers, Bruce A.; Sheidler, Alan D.; Pope, Glenn E., Agricultural harvester with propulsion load shifting between dual engines.
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