New energy automobile power battery's voltage monitoring circuit
New energy automobile power battery's voltage monitoring circuit belongs to the new energy automobile field, the utility model discloses an it is complicated to solve traditional lithium batteries control circuit configuration, and the fault rate is high, is not suitable for the problem of spac...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | New energy automobile power battery's voltage monitoring circuit belongs to the new energy automobile field, the utility model discloses an it is complicated to solve traditional lithium batteries control circuit configuration, and the fault rate is high, is not suitable for the problem of spacecraft environment. The utility model discloses well power battery is established ties by a plurality ofpower battery monomers and constitutes, all monitor every power battery monomer, and then the monitoring of realization to whole power battery, voltage monitoring circuit includes AN051A voltage detector IC1~IC2, the poor voltage -stabilizing integrated circuit IC3 of STP11250 low pressure, 7805 the steady voltage chip, 7812 the steady voltage chip, auxiliary relay KA, the undertension alarm unit,resistance R1~R2, electric capacity C1~C2 with close voltage output pilot lamp VL1, monomer voltage carries out audio alert before reaching the lower limit value, cuts off its output when reaching the lower limit value to gua |
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