基本情况

张禹，副研究员，博士生导师。2018年6月于天津大学获得材料加工工程博士学位，随后进入清华大学机械系开展博士后工作。2020年8月获得北京工业大学“优秀人才计划”支持，进入材料与制造学部工作。主要从事轻合金焊接冶金基础理论研究。近5年，在Materials & Design、Journal of Materials Processing Technology等业内高影响力期刊发表SCI收录文章20余篇，被引用频次100余次，获批国家发明专利3项，受邀担任多个国际期刊审稿人。主持/参与国家自然科学基金、中国博士后科学基金项目多项。

研究方向

1.轻合金焊接冶金理论基础研究；

2.多物理场耦合仿真；

3.新型车用薄板连接工艺。

科研项目

1.国家自然科学基金面上项目No. 52275300磁场阵列辅助异种镁合金电阻点焊液固相变及液化裂纹抑制机理研究 负责人/在研

2.国家自然科学基金青年科学基金项目No. 51905300铝合金压印-点焊复合连接工艺及其接头强韧化研究 负责人/结题

3.中国博士后科学基金面上项目2018M641340脉冲调制铝合金钨极氩弧焊裂纹抑制及枝晶调控机理研究 负责人/结题

获奖情况

无

代表性研究成果

[1]Zhang Yu, Zhou Zuyu, Fu Yiqin, et al. Effects of Al/Zn interlayer on the solidification path and liquation cracking susceptibility of AZ31/ZK61 dissimilar magnesium alloy resistance spot welding joints. Journal of Manufacturing Processes, 2022, 75: 60-71.

[2]Zhang Yu, Li Hong*, Li Zhuoxin, et al. Quantitative analysis of the solute redistribution and precipitate of Al–Mg–Si series alloys resistance spot welds after post–weld heat treatment. Journal of Materials Research and Technology, 2021, 15: 5906-5919.

[3]Zhang Yu, Li Hong*, Li Zhuoxin. The role of liquid feeding in nugget-edge cracking in resistance spot welding of dissimilar magnesium alloys. Journal of Materials Research and Technology, 2021, 12: 788-795.

[4]Zhang Yu*, Guo Jing, Li Yang, et al. A comparative study between the mechanical and microstructural properties of resistance spot welding joints among ferritic AISI 430 and austenitic AISI 304 stainless steel. Journal of Materials Research and Technology, 2020, 9(1): 574-583.

[5]Zhang Yu, Li Yang, Zhu Zhiming*, et al. Bake-strengthening of Resistance Spot welded aluminum alloy 6061. Welding Journal, 2019, 98(11): 337-350.

[6]Zhang Yu, Zhang Xu, Guo Jing, et al. Effects of local stiffness on the spot joints mechanical properties: Comparative study between resistance spot welding and resistance spot clinching joints. Journal of Manufacturing Processes, 2019, 39: 93-101.

[7]Zhang Yu, Wang Caimei, Shan He, et al. High-toughness joining of aluminum alloy 5754 and DQSK steel using hybrid clinching–welding process. Journal of Materials Processing Technology, 2018, 259, 33-44.

[8]Zhang Yu, Shan He, Li Yang, et al. Joining aluminum alloy 5052 sheets via novel hybrid resistance spot clinching process. Materials & Design, 2017, 118: 36-43.

[9]Zhang Yu, Shan He, Luo Zhen*, et al. Temperature field and microstructure characterization of AA6061/H70 dissimilar thermo-compensated resistance spot welds having different joint configurations. Journal of Manufacturing Processes, 2017, 28: 336-342.

[10]Zhang Yu, Shan He, Li Yang, et al. Effects of the oxide film on the spot joining of aluminum alloy sheets: a comparative study between resistance spot welding and resistance spot clinching. The International Journal of Advanced Manufacturing Technology, 2017, 92(9-12): 4231-4240.

[11]Zhang Yu, Li Yang, Luo Zhen*, et al. Feasibility study of dissimilar joining of aluminum alloy 5052 to pure copper via thermo-compensated resistance spot welding. Materials & Design, 2016, 106: 235-246.

[12]Zhang Yu, Li Yang, Luo Zhen*, et al. Effect of joint design on the failure behaviour of three-stack-up austenitic stainless steel resistance spot welds. Science and Technology of Welding and Joining, 2016, 21(6): 484-492.

[13]Zhang Yu, Luo Zhen*, Li Yang, et al. Microstructure characterization and tensile properties of Mg/Al dissimilar joints manufactured by thermo-compensated resistance spot welding with Zn interlayer. Materials & Design, 2015, 75: 166-173.

[14] Du Huimin, Bi Jing,Zhang Yu*, et al. The role of the partial melting zone in the nugget growth process of unequal-thickness dissimilar aluminum alloy 2219/5A06 resistance spot welding[J]. Journal of Manufacturing Processes, 2019, 45: 304-311.

[15] Li Hong, Yan Weijia, Li Zhuoxin, Mariusz Bober, Senkara Jacek,Zhang Yu*. Numerical and experimental study of the hot cracking phenomena in 6061/7075 dissimilar aluminum alloy resistance spot welding. Journal of Manufacturing Processes, 2022, 77: 794-808.