Circuit and method for detecting current in battery high-voltage circuit, detector, battery device, carrying tool and computer storage readable medium

Abstract

The embodiment of the invention provides a circuit and a method for detecting current in a battery high-voltage circuit, a detector, a battery device, a carrying tool and a computer storage readable medium so as to solve the problem that the accuracy of the battery module current value detected by a current detection circuit is low in the prior art. The circuit for detecting the current in the battery high-voltage circuit comprises a processing assembly, a resistor and a pre-charge loop, the resistor comprises a cathode connection end and a non-cathode connection end which are connected to theprocessing assembly, the pre-charge loop comprises an anode connection end and a non-anode connection end which are connected to the processing assembly, and the non-anode connection end is connectedwith the non-cathode connection end. The circuit is integrated into the high-voltage circuit, connection wires of the components in the circuit are short, the current loss is reduced, and the accuracy of the battery module current value is improved.

Description

【Technical field】 [0001] The invention relates to the field of circuit technology, in particular to a current detection circuit and method in a battery high-voltage circuit, a detector, a battery device, a vehicle, and a computer storage readable medium. 【Background technique】 [0002] At present, the safety of batteries (hereinafter referred to as battery modules) in various vehicles has become the focus of attention from all walks of life. In order to reduce the safety risk of the battery module when supplying power, it is necessary to detect the current of the battery module, so as to avoid the safety problem caused by the excessive current of the battery module. [0003] Generally, the current detection circuit is used to obtain the current of the battery module. The current detection circuit is connected between the positive pole and the negative pole of the battery module. Since the current detection circuit is connected in series with the battery module, the current i...

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Problems solved by technology

[0005] In view of this, an embodiment of the present invention provides a current detection circuit and method, a detector, a battery device, a delivery vehicle, and a computer-storage readable medium in a high-voltage circuit of a battery, so as to solve the problems obtained by the current detection circuit in the prior art. The problem that the accuracy of the current value of the battery module is low

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