Pull type emergency mobile power supply device and power supply method for electric automobile
A technology of electric vehicles and mobile power supply, which is applied in the direction of electric vehicle charging technology, electric vehicles, charging stations, etc., can solve the problems of high cost, long charging time and high use cost of mobile supplementary electric vehicles, and achieve low operation and management costs and low production costs. Low, easy to use effect
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[0010] Example 1
[0011]Energy storage power supply device composed of energy storage device, charge and discharge control system, power management system, etc. is fixed and combined with the car trailer to form a trailer emergency mobile power supply device, and the car service area or gas station charges the battery of each trailer emergency mobile power supply device, and provides the owner with a trailer emergency mobile power supply device recharge service. The rear of the electric vehicle is provided with a trailer hook and a power supply interface, and the power line, signal line and control harness of the trailer of the trailer are connected to the power supply interface of the electric vehicle through the cable and the power interface connector. To drag-mount emergency mobile power supply device as the main power supply, vehicle power battery as the backup power supply, with two DC contactors and load connected to form a dual power switching circuit, when the power supp...
Example Embodiment
[0012] Example 2,
[0013] The fuel generator and the car trailer are fixed and combined to form a trailer emergency mobile power supply device, and the car service area or gas station refuels the generator of each trailer emergency mobile power supply device, and provides the owner with a trailer emergency mobile power supply device power supply service. The power cord, signal line and control harness of the trailer of the trailer emergency mobile power supply device are connected to the power supply interface of the electric vehicle through the cable and power interface connector. A trailer-mounted emergency power supply supplies power to a moving electric vehicle.
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