Electrical vehicle energy system and operating method thereof
First Claim
1. An electric vehicle energy system, comprising:
- an electrical control unit, for producing an electric vehicle mode according to the external input signals;
an energy storage system, for producing a motor control signal according to the electric vehicle mode, used for controlling a power loop structure, wherein the power loop structure comprises;
at least a first power module and a second power module;
at least a first detector and a second detector, coupled to the first power module and the second power module, for producing a first detecting signal and a second detecting signal respectively according to the first power module and the second power module; and
an energy storage controller, coupled to the electrical control unit, for producing the plurality of switch control signals according to the electric vehicle mode, the first detecting signal and the second detecting signal through a control area network (CAN) by a voltage-difference hysteresis operation;
wherein the electric vehicle mode comprises a driving mode, a regeneration mode, a starting mode, and a charging mode;
wherein the energy storage controller forms the plurality of switch control signals of a first control mode or a third control mode according to the driving mode and the hysteresis operations, the energy storage controller forms the plurality of switch control signals of a second control mode according to the regeneration mode, the energy storage controller forms the plurality of switch controller signals of the third control mode according to the starting mode and the differential operation, and the energy storage controller forms the plurality of switch control signals of the first control mode or the third control mode according to the charging mode and the hysteresis operation.
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Accused Products
Abstract
An electric vehicle energy system is provided. The electrical vehicle energy system includes an electrical control unit used for producing the electric vehicle mode according to the external input signals. The electrical vehicle energy further includes an energy storage system used for producing a motor control signal according to an electric vehicle mode. The power loop structure includes at least a first power module and a second power module. The structure further includes at least a first detector and a second detector used for producing a first detecting signal and a second detecting signal according to the first power module and the second power module. The power loop structure further includes an energy storage controller used for producing the plurality of switch control signals according to the electric vehicle mode, the first detecting signal and the second detecting signal through a control area network by a voltage-difference hysteresis operation.
30 Citations
18 Claims
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1. An electric vehicle energy system, comprising:
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an electrical control unit, for producing an electric vehicle mode according to the external input signals; an energy storage system, for producing a motor control signal according to the electric vehicle mode, used for controlling a power loop structure, wherein the power loop structure comprises; at least a first power module and a second power module; at least a first detector and a second detector, coupled to the first power module and the second power module, for producing a first detecting signal and a second detecting signal respectively according to the first power module and the second power module; and an energy storage controller, coupled to the electrical control unit, for producing the plurality of switch control signals according to the electric vehicle mode, the first detecting signal and the second detecting signal through a control area network (CAN) by a voltage-difference hysteresis operation; wherein the electric vehicle mode comprises a driving mode, a regeneration mode, a starting mode, and a charging mode; wherein the energy storage controller forms the plurality of switch control signals of a first control mode or a third control mode according to the driving mode and the hysteresis operations, the energy storage controller forms the plurality of switch control signals of a second control mode according to the regeneration mode, the energy storage controller forms the plurality of switch controller signals of the third control mode according to the starting mode and the differential operation, and the energy storage controller forms the plurality of switch control signals of the first control mode or the third control mode according to the charging mode and the hysteresis operation. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A method for operating an electric vehicle energy system, comprising:
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producing the electric vehicle mode according to the external input signals by an electronic control unit; producing a first detecting signal and a second detecting signal respectively according to a first power module and a second power module by a first detector and a second detector; producing a plurality of switch control signals according to the electric vehicle mode, the first detecting signal and the second detecting signal using a voltage-difference hysteresis operation by an energy storage controller; and intermittently providing power or regenerating power according to the plurality of switch control signals by at least a first power module and a second power module; wherein the electric vehicle mode comprises a driving mode, a regeneration mode, a starting mode, and a charging mode; wherein producing the plurality of switch control signals comprises; forming the plurality of switch control signals of a first control mode or a third control mode according to the driving mode and the hysteresis operation by the energy storage controller; forming the plurality of switch control signals of a second control mode according to the regeneration mode by the energy storage controller; forming the plurality of switch controller signals of the third control mode according to the starting mode and the differential operation by the energy storage controller; and forming the plurality of switch control signals of the first control mode or the third control mode according to the charge mode and the hysteresis operation by the energy storage controller. - View Dependent Claims (13, 14, 15, 16, 17, 18)
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Specification