Power battery circuit system, control method and device thereof, control equipment and automobile
A power battery circuit and control method technology, which is applied in the automotive field, can solve the problem of uncontrollable heating rate of the battery system, and achieve the effect of preventing failure and ensuring safety
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[0065] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
[0066] Aiming at the problem that the heating rate of the battery system is uncontrollable, the invention provides a power battery circuit system and its control method, device, control equipment and automobile.
[0067] Such as figure 1 As shown, one embodiment of the present invention provides a power battery circuit system, including: a power supply, a charging and discharging circuit connected to the power supply, and a heating circuit connected to the charging and discharging circuit to control heating current.
[0068] Optionally, the charging and discharging circuit includes: a main positive relay, a main negative relay, a pre-charging circuit and a connector;
[0069] Wherein, the positive pole of the power supply is connected to the first ...
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