实现了电池安时积分法计算SOC，并有电池内阻的计算与更新(It realizes the calculation of SOC by the method of ampere-time integration of batteries, and calculates and updates the internal resistance of batteries.)

电池组的SOC估算方法程序，采用安时积分法(The procedure of SOC estimation for battery packs is based on the time integration method.)