JFE新能源汽车用无取向电工钢专利分析  

Patent analysis of non-oriented electrical steel for new energy vehicles of JFE

作　　者：李会敏 陈妍 张晶 王莹 LI Huimin;CHEN Yan;ZHANG Jing;WANG Ying(State Key Lab of Metal Material for Marine Equipment and Application,Anshan 114009,China;Ansteel Iron&Steel Research Institutes,Anshan 114009,China)

机构地区：[1]海洋装备用金属材料及其应用国家重点实验室,辽宁鞍山114009 [2]鞍钢集团钢铁研究院,辽宁鞍山114009

出　　处：《电工钢》2023年第6期48-53,共6页ELECTRICAL STEEL

摘　　要：结合当前新能源汽车发展现状,以及新能源汽车驱动电机和电工钢所要求的特性,对JFE近5年(2018—2022年)在新能源汽车用无取向电工钢领域申请的专利进行了分析研究,包括申请专利特点和核心专利分析,揭示其专利技术类别和技术功效。According to the current development status of new energy vehicles and the required characteristics of driving motors and electrical steels for new energy vehicles,the patents applied by JFE in the field of non-oriented electrical steel for new energy vehicles in recent five years were analyzed and studied,including the patent application characteristics and core patent analysis,to reveal its patent technical categories and technical effects.

关 键 词：新能源汽车 无取向电工钢 JFE 专利 

分 类 号：TG142.77[一般工业技术—材料科学与工程]