Self-consumption detecting system for battery control plates
A battery control board and detection system technology, applied in the direction of measuring electricity, measuring devices, measuring electrical variables, etc., can solve the problems affecting the safety and service life of batteries, and achieve convenient mass production of production lines, easy operation, accurate and automatic The effect of power consumption
Inactive Publication Date: 2012-05-30
TIANYU COMM TECH KUNSHAN
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Problems solved by technology
[0002] The battery control board (BMS for short) is to protect the various electrical functions of the battery, but the self-consumption of the BMS directly affects the safety and service life of the battery
Method used
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Embodiment
[0013] Embodiment: a battery control board self-consumption detection system, including MCU control circuit 1, A / D amplification control circuit 3, induction circuit 4, reference bias circuit 5, LCD display module 6 and start unlock switch module 7; start The unlocking switch module 7 controls and starts the battery control board (English abbreviation: BMS) to be tested; the reference bias circuit 5 provides a reference voltage to the battery control board 8, and forms a loop with the battery control board 8 through the induction circuit 4; the induction circuit 4 pairs The operating current of the loop generated by the battery control board 8 in static operation is sampled and transmitted to the A / D amplification control circuit 3; the A / D amplification control circuit 3 amplifies the sampled current and performs analog-to-digital conversion to transmit the signal to the MCU control circuit 1. The MCU control circuit 1 analyzes the received information to obtain the self-consu...
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The invention discloses a self-consumption detecting system for battery control plates, which comprises an MCU (microprogrammed control unit) control circuit, an A / D (analog / digital) amplification control circuit, an induction circuit, a reference offset circuit, an LCD (liquid crystal display) module and a start unlocking switch module. The start unlocking switch module starts a battery control plate to be detected in a controlled manner; the reference offset circuit provides reference voltage to the battery control plate, and the reference offset circuit and the battery control plate form a loop via the induction circuit; the induction circuit samples loop work current, and the work current is generated during static operation of the battery control plate and transmits signals to the A / D amplification control circuit; the A / D amplification control circuit amplifies the sampled current, realizes analog to digital conversion and transmits signals to the MCU control circuit; the MCU control circuit analyzes self-consumption data from received information, and drives the LCD module via an LCD driving circuit to work and display the self-consumption data so as to bring convenience for test staffs to confirm; and the self-consumption detecting system is simple and convenient in operation, and brings convenience for batch production of production lines.
Description
technical field [0001] The invention relates to a battery control board detection system, in particular to a battery control board self-consumption power detection system. Background technique [0002] The battery control board (BMS for short) is to protect the various electrical functions of the battery, but the self-consumption of the BMS directly affects the safety and service life of the battery. Contents of the invention [0003] In order to overcome the above defects, the present invention provides a battery control board self-consumption detection system, which can accurately test and display the self-consumption of the battery control board. [0004] The technical scheme that the present invention adopts in order to solve its technical problem is: [0005] A self-consumption detection system for a battery control board, comprising an MCU control circuit, an A / D amplification control circuit, a sensing circuit, a reference bias circuit, an LCD display module, and a...
Claims
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Inventor 吴祖榆
Owner TIANYU COMM TECH KUNSHAN