2023年第1期第58卷(总第230*)(EXPLOSION-PROOFELECTRICMACHINE)基于比损概念和对勾函数特征直观确定电机最大效率条件程小华(华南理工大学电力学院,广东广州510640)摘要现引入比损、反比比损、正比比损概念,利用对勾函数特征,直观确定电机最大效率条件是可变损耗等于不变损耗。关键词比损;电机;效率;磁气媒介;电气媒介;直观;不变损耗;可变损耗;对勾函数DOI:10.3969/J.ISSN.1008-7281.2023.01.02中图分类号:TM303.1文献标识码:A文章编号:10087281(2023)01^)006004ConditionofIntuitivelyDeterminingMaximumEfficiencyofElectricMachineBasedonSpecificLossConceptandDoubleHookFunctionFeatureChengXiaohua(ElectricalPowerEngineeringCollege,SouthChinaUniversityofTechnology,Guangzhou510640,China)AbstractThispaperintroducestheconceptsofspecificloss,inverseproportionalspecif?iclossandproportionalspecificloss.Basedonthefeaturesofdoublehookfunction,themaxi?mumefficiencyconditionofelectricmachine,i.e.thevariablelossesareequaltotheinvaria?blelosses,isintuitivelydetermined.KeywordsSpecificloss;electricmachine;efficiency;magneticmedia;electricmedia;int...