Device for measuring voltage of nickel hydride power battery assembly module
A power battery and voltage testing technology, applied in measuring devices, measuring current/voltage, measuring electrical variables, etc., can solve the problems of long test preparation work cycle, low efficiency, danger, etc., to shorten the test preparation time, operate Strong performance, improve work efficiency
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[0019] The present invention will be further described below in conjunction with the accompanying drawings.
[0020] Depend on image 3 , Figure 4 , Figure 5 As can be seen from the schematic diagram shown, the present invention designs and manufactures circuit boards ( Figure 5 ) and Ni-MH power battery module voltage collection wiring harness arrangement (such as Figure 4 Shown: The power battery has a total of 120 cells connected in series from the total positive to the total negative, a total of 12 modules, each module includes 10 cells, the two lines 0 and 1 in the figure are the voltage measurement lines of module 1, 1, The two lines 2 are the voltage measurement lines of module 2, the two lines 2 and 3 are the voltage measurement lines of module 3, and so on) in one-to-one correspondence, to ensure that the voltage acquisition lines of each module of the power battery and each pair on the circuit board The voltage acquisition lines arranged in the module voltage t...
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