Method and device for rapid charging of lithium ion battery
A lithium-ion battery, fast charging technology, applied in battery circuit devices, secondary battery charging/discharging, circuit devices, etc. The effect of charging and improving the charging speed
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[0030] The technical content of the present invention is further described below in conjunction with accompanying drawing and embodiment:
[0031] figure 2 A schematic structural diagram of a device for fast charging a lithium-ion battery according to the first embodiment of the present invention is shown. Such as figure 2 As shown, the lithium-ion battery fast charging device includes a direct current constant current source 2 and a controllable switch 3 . Wherein, one end of the positive pole of the direct current constant current source 2 is connected to one end of the positive pole of the lithium-ion battery 1 to be charged, and a constant charging current is provided thereto. One end of the negative pole of the lithium-ion battery 1 is connected in series with one end of the negative pole of the direct current constant current source 2 via a controllable switch 3 to form a series circuit, and the controllable switch 3 turns on or off the series circuit.
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