Consulting and following the simulation of the electrical equipment system in cars,the 12 V-70 Ah maintenance-free lead-acid batteries were used for discharging tests with tiny current of 0 mA,6 mA,20 mA and 30 mA respectively.

• 参照模拟轿车用电器系统,选用12V-70Ah免维护铅酸蓄电池进行微电流放电实验,放电电流分别为0mA、6mA、20mA和30mA。