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Battery module
Posted 11.12.2023, 10:42 GMT-5 Battery Design, Equation-Based Modeling Version 6.1 1 Reply
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Hi I'm encontering an error during my lithiation induced stress simulation in Li-ion battery module. I've built a 2D model for the stress evaluation but I'm encountering the following error and I don't know what can be the problem. I would be grateful if someone can explain it to me
Undefined variable. - Variable: comp1.liion.cs - Geometry: geom1 - Domain: 5 Failed to evaluate variable. - Variable: comp1.liion.pce1.pin1.minput_concentration - Defined as: comp1.liion.cs Failed to evaluate variable. - Variable: comp1.liion.E_pce1 - Defined as: comp1.mat3.def.E_int(((unit_m_cf^3)(3.173897863966738E-5comp1.liion.pce1.pin1.minput_concentration))/unit_mol_cf)unit_GPa_cf Failed to evaluate expression. - Expression: comp1.liion.E_pce1 Failed to evaluate expression. - Expression: comp1.atonly(comp1.liion.E_pce1) Failed to evaluate variable. - Variable: comp1.liion.sr_pce1 - Defined as: ((2comp1.liion.E_pce1)(comp1.liion.fvol_average_pce1-comp1.liion.fvol_average_r_pce1))/((3comp1.liion.shape_type_nr_pce1)(1-comp1.liion.nu_pce1)) Failed to evaluate variable. - Variable: comp1.liion.Ws_pce1 - Defined as: (0.5(((comp1.liion.sr_pce1^2)+(2(comp1.liion.stheta_pce1^2)))-((comp1.liion.stheta_pce1(2comp1.liion.nu_pce1))(comp1.liion.stheta_pce1+(2comp1.liion.sr_pce1)))))/comp1.liion.E_pce1 Failed to evaluate expression. - Expression: comp1.liion.Ws_pce1(xs_pce1_pin1^2) Failed to evaluate expression. - Expression: comp1.liion.pce1.pin1.xdintop(comp1.liion.Ws_pce1(xs_pce1_pin1^2)) Failed to evaluate variable. - Variable: comp1.liion.Ws_tot_pce1 - Defined as: (comp1.liion.epss(comp1.liion.shape_type_nr_pce1comp1.liion.pce1.pin1.xdintop(comp1.liion.Ws_pce1(xs_pce1_pin1^2))))/(unit_m_cf^3) Failed to evaluate expression. - Expression: comp1.liion.Ws_tot_pce1 - Plot: Surface 1
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Hello Filippo, please attach the mph file so the community can find the place of error.