H_cell 0.035[m] Cell height wCell 0.0285[m] Cell depth L_e 0.004[m] Electrode thickness L_m 203e-6[m] Membrane thickness DV2 2.4e-10[m^2/s] V(2+) diffusion coefficient DV3 2.4e-10[m^2/s] V(3+) diffusion coefficient DV4 3.9e-10[m^2/s] VO(2+) diffusion coefficient DV5 3.9e-10[m^2/s] VO2(+) diffusion coefficient DH 9.312e-9[m^2/s] H(+) diffusion coefficient DSO4 1.065e-9[m^2/s] SO4(2-) diffusion coefficient DHSO4 1.33e-9[m^2/s] HSO4(-) diffusion coefficient v 30[ml/min]/(wCell*L_e) Inlet velocity T 293.15[K] Cell temperature sigma_e 66.7[S/m] Electrode conductivity epsilon 0.93 Electrode porosity a 35e4[m^2/m^3] Electrode specific area E0_pos 1.004[V] Standard potential, positive reaction k_pos 2.5e-8[m/s] Rate constant, positive reaction alpha_pos 0.55 Transfer coefficient, positive reaction E0_neg -0.255[V] Standard potential, negative reaction k_neg 7e-8[m/s] Rate constant, negative reaction alpha_neg 0.45 Transfer coefficient, negative reaction beta 0.25 Dissociation constant kd 1e4[mol/(m^3*s)] HSO4(-) dissociation rate constant aHm 1.99 Membrane proton activity sigma_m 10[S/m] Membrane conductivity cV2_0 156[mol/m^3] V(2+) initial concentration cV3_0 884[mol/m^3] V(3+) initial concentration cV4_0 884[mol/m^3] VO(2+) initial concentration cV5_0 156[mol/m^3] VO2(+) initial concentration cH_0_neg 4447.5[mol/m^3] H(+) initial concentration, negative electrode cH_0_pos 5097.5[mol/m^3] H(+) initial concentration, positive electrode cHSO4_0_neg 2668.5[mol/m^3] HSO4(-) initial concentration, negative electrode cHSO4_0_pos 3058.5[mol/m^3] H"O4(-) initial concentration, positive electrode i_avg -100[mA/cm^2] Average current density