Research progress of POSCO non-oriented electrical steel for new energy vehicles

Electrical Steel ›› 2025, Vol. 7 ›› Issue (6): 32-.

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Research progress of POSCO non-oriented electrical steel for new energy vehicles

LI Huimin^1,2，QU Taian^1,2，LI Ji^1,2，ZHANG Jing^1,2，WANG Ying^1,2，YU Xiaoying^1,2

（1.State Key Laboratory of Metallic Materials for Marine Equipment and Applications，Anshan 114009，China；2.Ansteel Iron & Steel Research Institutes，Anshan 114009，China）

Online:2025-12-28 Published:2025-12-30

Abstract

Abstract: The product series and core properties of POSCO non-oriented electrical steel for new energy vehicles were expounded. The patent applications of POSCO in this field over the recent five years(2019-2023) were systematically analyzed, covering the characteristics of patent applications and the analysis of core patents, thereby revealing the technical means and effects of its patent.

Key words: new energy vehicles, non-oriented electrical steel, POSCO, patent

LI Huimin, QU Taian, LI Ji, ZHANG Jing, WANG Ying, YU Xiaoying. Research progress of POSCO non-oriented electrical steel for new energy vehicles[J]. Electrical Steel, 2025, 7(6): 32-.

[1]	TUBI Munai, ZHANG Xike, LIU Xiaosong, REN Zhipeng. Research on the application of high-strength electrical steel for the rotor of variable-speed pumped storage units [J]. Electrical Steel, 2025, 7(6): 42-.
[2]	JIANG Shiyong, 　LIN Yuan, 　ZHANG Wenkang. Effect of cold rolling process on microstructure,texture and magnetic properties of 3.28 %Si silicon steel#br# [J]. Electrical Steel, 2023, 5(6): 19-24.
[3]	LI Huimin, CHEN Yan, ZHANG Jing, WANG Ying. Patent analysis of non-oriented electrical steel for new energy vehicles of JFE [J]. Electrical Steel, 2023, 5(6): 48-53.
[4]	WANG Pan, LIU Haitao. Effect of normalization process on the microstructure, texture and magnetic properties of 1.8 % Si non-oriented electrical steel [J]. Electrical Steel, 2023, 5(4): 20-.
[5]	LI Jianwei, LI Yulin, MA Deji, ZHANG Hang, PEI Ruilin. Study of highefficiency propulsion motors based on ultra-thin non-oriented electrical steel [J]. Electrical Steel, 2022, 4(5): 13-.
[6]	ZHANG Fengquan, WANG Shuize. Effect of new energy efficiency grades of small and medium-sized motors on demand of non-oriented electrical steel [J]. Electrical Steel, 2022, 4(4): 21-.
[7]	SONG Xinli, PENG Yufan, LI Zhaozhen, HUANG Changhu, PAN Ziqin, LIU Jing. Fatigue properties and fracture mechanism of high strength non oriented electrical steel [J]. Electrical Steel, 2022, 4(1): 12-.
[8]	LI Haoze, LI Min, LIU Dezhuang, LI Aodi, MA Yingche. Effects of yttrium on microstructure, elevatedtemperature tensile properties and fracture mechanism of 6.5 % Si non-oriented electrical steel#br# [J]. Electrical Steel, 2022, 4(1): 18-.
[9]	ZHANG Ming, WU Zhanjun, XIAO Feng, ZHOU Yun. Control practice on hole defect of nonoriented electrical steel [J]. Electrical Steel, 2022, 4(1): 40-.
[10]	DUAN Jian'gao, TANG Hongbo, HUANG Wangya. Application of steel coil end inspection Robot in continuous annealing coating unit [J]. Electrical Steel, 2022, 4(1): 49-.
[11]	YAO Haidong, LIU Gongtao, HU Zhiyuan, AN Dongyang, ZHANG Baolei, CHENG Lin. Influence of normalizing temperature on microstructure and properties of non-oriented electrical steel sheets#br# [J]. Electrical Steel, 2021, 3(6): 19-.
[12]	XIE Kai, LI Ciying, WU Gaoliang, SONG Wei, WU Zejiao, XIANG Jiming, ZHOU Herong. Research on corrosion behavior of non-oriented electrical steel 50W800 in simulated marine environment [J]. Electrical Steel, 2021, 3(4): 32-.
[13]	ZHAO Zhiyang, SONG Renbo, WANG Yuqi, ZHANG Yingchao, YU Ping . Effect of wire cutting electric current density on cutting surface of non-oriented electrical steel [J]. Electrical Steel, 2020, 2(4): 27-.
[14]	LIU Qingsong, ZHANG Zhenhai, WANG Litao, PEI Yinghao, QI Xuan. Study on high temperature ductility of Fe-3.0 %Si nonoriented electrical steel [J]. Electrical Steel, 2019, 1(2): 42-44.

Research progress of POSCO non-oriented electrical steel for new energy vehicles

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