Simulation method for recycling process of wet metallurgy lithium ion battery

The invention discloses a method for simulating a recovery process of a wet metallurgy lithium ion battery, which comprises the following steps of: establishing a simulation process aiming at the wet metallurgy recovery process of the lithium ion battery by utilizing Aspen Plus software, including a calculation model of an acid dissolution module, an impurity removal module, a precipitation module and an electrodialysis module; wherein a model of the electrodialysis module is replaced by a stoichiometric reactor Rstoic model; cFD simulation is conducted on the electrodialysis process through COMSOL software, the specific process comprises geometric modeling, grid division, boundary condition setting and calculation solving, and the treatment efficiency eta of Li2SO4 is obtained; the treatment efficiency eta of Li2SO4 and the calculation simulation process of Aspen Plus are combined; according to the method, the problem of difficulty in programming and compatibility of the user-defined module in the Aspen plus