Battery energy efficiency testing device and testing method thereof
A battery energy efficiency and testing method technology, applied in the direction of measuring devices, measuring electrical variables, measuring electricity, etc., can solve the problems of inability to detect battery energy efficiency, inability to obtain open circuit voltage, etc.
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[0031] In order to make the technical problems, technical solutions and beneficial effects solved by the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0032] as attached figure 1 As shown, the present invention provides a battery energy efficiency testing device, including a constant current module 1, an acquisition module 2 and a control module 3, the constant current module 1 and the acquisition module 2 are electrically connected to the battery respectively, and the control module 3 is respectively It is electrically connected with the acquisition module 2 and the constant current module 1, the constant current module 1 is used to charge and discharge the battery with a constant current according to the command of t...
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