Low voltage electrical vehicle propulsion system using double layer capacitors
First Claim
Patent Images
1. A hybrid vehicle propulsion system comprising:
- a transmission; and
a plurality of double-layer capacitors rated at about sixty volts DC, the capacitors coupled to the transmission to provide power to the transmission.
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Abstract
A hybrid vehicle propulsion system with a double-layer capacitor is provided. A low voltage double-layer capacitor energy storage system provides power to a hybrid vehicle propulsion system. A boost converter boosts the voltage of the double-layer capacitor system to a higher operating voltage to power at least one motor/generator of the propulsion system.
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Citations
21 Claims
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1. A hybrid vehicle propulsion system comprising:
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a transmission; and
a plurality of double-layer capacitors rated at about sixty volts DC, the capacitors coupled to the transmission to provide power to the transmission. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A hybrid propulsion system comprising:
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an electrical propulsion system; and
a plurality of double-layer capacitors coupled to the electrical propulsion system, the capacitors rated to provide no more than about sixty volts DC. - View Dependent Claims (13)
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14. A hybrid propulsion system comprising:
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an internal combustion engine;
a transmission; and
a plurality of double-layer capacitors coupled to the transmission, the capacitors capable of providing no more than about sixty volts DC. - View Dependent Claims (15, 16, 17)
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18. A hybrid propulsion system for a hybrid vehicle, the hybrid propulsion system comprising:
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an internal combustion engine;
a transmission rated to operate above a given voltage; and
a plurality of double-layer capacitors rated to provide less than the given voltage. - View Dependent Claims (19, 20, 21)
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Specification