Using AC Induction Motor As A Generator In A Utility Vehicle
First Claim
1. A power generation device for a utility vehicle, said power generation device comprising:
- a battery source capable of storing electrical energy, said battery source selectively outputting electrical energy and selectively receiving electrical energy;
a logic/driver module operably coupled to said battery source, said logic/driver module capable of outputting power to a drive system of the utility vehicle;
an internal combustion engine capable of outputting a mechanical driving force, said internal combustion engine being responsive to a control input from said logic/driver module; and
an AC induction motor operably coupled to said internal combustion engine via a coupler and electrically coupled to said logic/driver module, said AC induction motor being capable of operating as a generator in response to said mechanical driving force of said internal combustion engine, thereby outputting electrical energy to said logic/driver module, and further being capable of operating as an electric motor in response to input of electrical energy from said logic/driver module.
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Accused Products
Abstract
A power generation device for a utility vehicle having a battery source capable of storing electrical energy and selectively outputting electrical energy and selectively receiving electrical energy, a logic/driver module operably coupled to the battery source and capable of outputting power to a drive system of the utility vehicle, an internal combustion engine capable of outputting a mechanical driving force in response to a control input from the logic/driver module, and an AC induction motor operably coupled to the internal combustion engine via a coupler and electrically coupled to the logic/driver module. The AC induction motor is capable of operating as a generator in response to the mechanical driving force of the internal combustion engine, thereby outputting electrical energy to the logic/driver module, and further is capable of operating as an electric motor in response to input of electrical energy from the logic/driver module.
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Citations
15 Claims
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1. A power generation device for a utility vehicle, said power generation device comprising:
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a battery source capable of storing electrical energy, said battery source selectively outputting electrical energy and selectively receiving electrical energy; a logic/driver module operably coupled to said battery source, said logic/driver module capable of outputting power to a drive system of the utility vehicle; an internal combustion engine capable of outputting a mechanical driving force, said internal combustion engine being responsive to a control input from said logic/driver module; and an AC induction motor operably coupled to said internal combustion engine via a coupler and electrically coupled to said logic/driver module, said AC induction motor being capable of operating as a generator in response to said mechanical driving force of said internal combustion engine, thereby outputting electrical energy to said logic/driver module, and further being capable of operating as an electric motor in response to input of electrical energy from said logic/driver module. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. The power generation device according to claim 8 wherein said logic/driver module is capable of adjusting a slip angle of said AC induction motor to maintain said regulated electrical voltage.
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9. A power generation device for a utility vehicle, said power generation device comprising:
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a battery source capable of storing electrical energy, said battery source selectively outputting electrical energy and selectively receiving electrical energy; a logic/driver module operably coupled to said battery source; a motive drive system operably coupled to said logic/driver module, said motive drive system capable of receiving electrical energy from said logic/driver module for providing a motive force to the utility vehicle; a power regeneration system operably coupled to said logic/driver module, said power generation system capable of generating electrical energy in response to kinetic energy of the utility vehicle and capable of outputting electrical energy to said logic/driver module; an internal combustion engine capable of outputting a mechanical driving force, said internal combustion engine being responsive to a control input from said logic/driver module; and an AC induction motor operably coupled to said internal combustion engine via a coupler and electrically coupled to said logic/driver module, said AC induction motor being capable of operating as a generator in response to said mechanical driving force of said internal combustion engine, thereby outputting electrical energy to said logic/driver module, and further being capable of operating as an electric motor driving said internal combustion engine in response to input of electrical energy from said logic/driver module wherein said logic/driver module is capable of receiving power from at least one of the power regeneration system of the utility vehicle, said battery source, and said AC induction motor, said logic/driver module further capable of outputting power to the motive drive system of the utility vehicle. - View Dependent Claims (10, 11, 12, 13, 14, 15)
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Specification