Electric vehicle and discharging apparatus thereof
First Claim
1. A discharging apparatus for an electric vehicle, comprising:
- an AC charging interface;
a charging connection device, having a first terminal connected with the AC charging interface and a second terminal connected with an exterior equipment, and configured to transmit an AC output from the AC charging interface to the exterior equipment;
an instrument, configured to send a discharging preparation instruction after receiving a trigger signal;
a controller, configured to communicate with the instrument and to detect whether the charging connection device is connected with the AC charging interface after receiving the discharging preparation instruction, and if yes, to switch to an external discharging mode;
a battery manager, configured to communicate with the controller and to control an external discharging circuit in a high-voltage distribution box of the electric vehicle to be connected after the controller switches to the external discharging mode;
a power battery, connected with the high-voltage distribution box and configured to provide a DC via the external discharging circuit in the high-voltage distribution box;
wherein the controller is configured to convert the DC provided by the external discharging circuit into the AC and to output the AC to the AC charging interface so as to discharge to the exterior equipment;
the controller is further configured to detect whether the electric vehicle is currently in P gear after it is determined that the charging connection device is connected with the AC charging interface, and if yes, the controller switches to the external discharging mode; and
the high-voltage distribution box comprises a bidirectional DC-DC module and a leakage current reducing module, the leakage current reducing module is connected to the bidirectional DC-DC module in parallel.
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Accused Products
Abstract
A discharging apparatus for an electric vehicle and an electric vehicle are provided. The discharging apparatus comprises: an AC charging interface; a charging connection device, having a first terminal connected with the AC charging interface and a second terminal connected with an exterior equipment, and configured to transmit an AC output from the AC charging interface to the exterior equipment; an instrument, configured to send a discharging preparation instruction; a controller, configured to detect whether the charging connection device is connected with the AC charging interface, and if yes, to switch to an external discharging mode; a battery manager, configured to control an external discharging circuit in a high-voltage distribution box of the electric vehicle to be connected after the controller switches to the external discharging mode; a power battery, connected with the high-voltage distribution box and configured to provide a DC via the external discharging circuit.
59 Citations
19 Claims
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1. A discharging apparatus for an electric vehicle, comprising:
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an AC charging interface; a charging connection device, having a first terminal connected with the AC charging interface and a second terminal connected with an exterior equipment, and configured to transmit an AC output from the AC charging interface to the exterior equipment; an instrument, configured to send a discharging preparation instruction after receiving a trigger signal; a controller, configured to communicate with the instrument and to detect whether the charging connection device is connected with the AC charging interface after receiving the discharging preparation instruction, and if yes, to switch to an external discharging mode; a battery manager, configured to communicate with the controller and to control an external discharging circuit in a high-voltage distribution box of the electric vehicle to be connected after the controller switches to the external discharging mode; a power battery, connected with the high-voltage distribution box and configured to provide a DC via the external discharging circuit in the high-voltage distribution box; wherein the controller is configured to convert the DC provided by the external discharging circuit into the AC and to output the AC to the AC charging interface so as to discharge to the exterior equipment; the controller is further configured to detect whether the electric vehicle is currently in P gear after it is determined that the charging connection device is connected with the AC charging interface, and if yes, the controller switches to the external discharging mode; and the high-voltage distribution box comprises a bidirectional DC-DC module and a leakage current reducing module, the leakage current reducing module is connected to the bidirectional DC-DC module in parallel. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An electric vehicle, comprising a discharging apparatus for an electric vehicle, the discharging apparatus for an electric vehicle comprising:
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an AC charging interface; a charging connection device, having a first terminal connected with the AC charging interface and a second terminal connected with an exterior equipment, and configured to transmit an AC output from the AC charging interface to the exterior equipment; an instrument, configured to send a discharging preparation instruction after receiving a trigger signal; a controller, configured to communicate with the instrument and to detect whether the charging connection device is connected with the AC charging interface after receiving the discharging preparation instruction, and if yes, to switch to an external discharging mode; a battery manager, configured to communicate with the controller and to control an external discharging circuit in a high-voltage distribution box of the electric vehicle to be connected after the controller switches to the external discharging mode; a power battery, connected with the high-voltage distribution box and configured to provide a DC via the external discharging circuit in the high-voltage distribution box; wherein the controller is configured to convert the DC provided by the external discharging circuit into the AC and to output the AC to the AC charging interface so as to discharge to the exterior equipment; the controller is further configured to detect whether the electric vehicle is currently in P gear after it is determined that the charging connection device is connected with the AC charging interface, and if yes, the controller switches to the external discharging mode; and the high-voltage distribution box comprises a bidirectional DC-DC module and a leakage current reducing module, the leakage current reducing module is connected to the bidirectional DC-DC module in parallel. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A discharging apparatus for an electric vehicle, comprising:
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an AC charging interface; a charging connection device, having a first terminal connected with the AC charging interface and a second terminal connected with an exterior equipment, and configured to transmit an AC output from the AC charging interface to the exterior equipment; an instrument, configured to send a discharging preparation instruction after receiving a trigger signal; a controller, configured to communicate with the instrument and to detect whether the charging connection device is connected with the AC charging interface after receiving the discharging preparation instruction, and if yes, to switch to an external discharging mode; a battery manager, configured to communicate with the controller and to control an external discharging circuit in a high-voltage distribution box of the electric vehicle to be connected after the controller switches to the external discharging mode; a power battery, connected with the high-voltage distribution box and configured to provide a DC via the external discharging circuit in the high-voltage distribution box; wherein the controller is configured to convert the DC provided by the external discharging circuit into the AC and to output the AC to the AC charging interface so as to discharge to the exterior equipment; the controller is further configured to detect whether the electric vehicle is currently in P gear after it is determined that the charging connection device is connected with the AC charging interface, and if yes, the controller switches to the external discharging mode; and the instrument is further configured to, when the electric vehicle is in the P gear, activate a discharging setting interface through a panel of the instrument, and to send the discharging preparation instruction to the controller after power consumption equipment of the external discharging mode is set to a household appliance, among a plurality of external discharging equipment types, via the discharging setting interface. - View Dependent Claims (18, 19)
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Specification