Design of a high-efficiency electrolytic energy conversion system based on equilibrium analysis of electric-field and flow-field through simulation and experiments

•A novel high-efficiency electrolytic energy conversion system is proposed.•Elucidate electrolyzer structure, distribution of electric field and flow field.•Corrosion experiments are carried out to verify the simulation results.•Key solutions for improving the performance of electrolyzers are obtained.•Innovative approaches are proposed for building fluoride production lines.