All-vanadium redox flow battery simulation method based on different charging and discharging strategies

The invention provides an all-vanadium redox flow battery simulation method based on different charging and discharging strategies, and the method comprises the steps: respectively constructing dynamic models of vanadium ion concentration in a liquid storage tank and an electric pile based on a mass conservation equation; analyzing factors causing the voltage change of the all-vanadium redox flow battery, and constructing a dynamic model of the voltage of the electric pile; constructing a heat exchange model of the all-vanadium redox flow battery and the external environment; constructing an electrolyte flow resistance equation model; the model is constructed to calculate the required initial conditions and boundary conditions, the input current of the stack is given, and the battery state change in the charging and discharging process is iteratively solved. According to the method, the situation that electrochemical polarization, concentration polarization and ohmic polarization of the galvanic pile change c