ISO12405-4:2018isthelatestinternationalstandardthatspecifiestestproceduresforevaluatingtheperformanceoflithium-ionbatterypacksandsystemsusedinelectricvehicles.This80-pagedocumentprovidescomprehensiveguidelinesforconductingvariousperformancetestsunderdifferentenvironmentalandoperationalconditions.Thestandardcoverskeyaspectssuchascapacitymeasurement,powercapability,energyefficiency,thermalbehavior,andcyclelifetesting.Itservesasanessentialreferenceforbatterymanufacturers,automotiveOEMs,andtestinglaboratoriestoensureconsistentandreliableassessmentoflithium-ionbatterysystemsforelectricvehicleapplications.Thetestmethodsoutlinedinthisstandardhelpverifycompliancewithsafetyrequirementsandperformancecriteriawhilefacilitatingcomparisonbetweendifferentbatterytechnologies.
