李正美
E-mail: Leezm@ecust.edu.cn
职位:
职称:讲师
个人简介:
2008年6月获yd12300云顶线路机械设计制造及其自动化专业学士学位,2013年6月获yd12300云顶线路机械设计及理论专业博士学位。2013年7月进入yd12300云顶线路动力工程与工程热物理博士后流动站工作至今。曾获研究生国家奖学金、上海市优秀毕业生、yd12300云顶线路优秀学生、yd12300云顶线路yd12300云顶线路优秀博士生、中国机械工程博士论坛论文二等奖等奖励和荣誉。
联系方法:
地址:yd12300云顶线路徐汇校区实验17楼323室
邮编:200237
QQ: 345749620
微信:leezm323
研究方向
多体系统动力学建模和数值模拟、轴承摩擦学与寿命预测、流体润滑与流固耦合等。
承担科研项目
汽车泵用轴承润滑、动力学性能和疲劳寿命预测研究. 校企合作 (主要参与人, 已结题);
高速、重载涡轮泵滚动轴承缺陷振动、发热和寿命预测研究. 校企合作 (主要参与人, 已结题);
高速卧式离心铸造机复杂非线性动力学行为研究.中国博士后基金 (项目负责人, 在研);
微观规则凸/陷体作用下滚动接触副润滑性能研究. yd12300云顶线路中央高校基本科研业务费探索研究基金 (项目负责人, 在研);
获奖成果
代表性著作
近年来发表论文情况:(★/◆/▲/▽— SCI /EI / ISTP / CSCD)
[1] Li Zhengmei, Zhou Qiong, An Qi, Tang Jianping. Influences of eccentric unbalances on loads and life of auto water pump bearing. Mechanism and Machine Theory, 2011, 46(3): 253-263. (★/◆)
[2] Li Zhengmei, Zhou Qiong, Tang Jianping, An Qi. Load calculation and life prediction for auto water pump bearing. ASME Journal of Tribology, 2012,134(4): 041103. (★/◆)
[3] Li Zhengmei, Zhou Qiong, Tang Jianping, An Qi. Flexural vibration analysis of auto water pump bearing-rotor system with a modified transfer matrix method. Proceedings of the Institution of Mechanical Engineers, Part K: Multi-body Dynamics. 2012, 226(4): 331-342. (★/◆)
[4] Li Zhengmei, Zhou Qiong, An Qi, Wang Jianwen. A precise calculation method for heat generation rate of auto water pump bearing. STLE Tribology Transactions, 2013, accepted. (★/◆)
[5] Zhou Qiong, Li Zhengmei, Sang Shengju Tang Jianping, An Qi. A numerical simulation method for hydrodynamic lubrication of lip seal. Proceedings of the Institution of Mechanical Engineers Part J: Engineering Tribology, 2011, 226(J2): 99-110. (★/◆)
[6] Zhou Qiong, Li Zhengmei, Tang Jiangping, An Qi. Thermoelastohydrodynamic analysis of auto water pump bearing seal. Proceedings of the Institution of Mechanical Engineers, Part J: Engineering Tribology, 2013, 227(10): 1101-1116. (★/◆)
[7] Zhou Qiong, Li Zhengmei, An Qi. Finite Element Analysis on the Contact Stress of Automotive Water Pump Bearing’s Seal. Structural Integrity and Materials Ageing in Extreme Conditions, Proceeding of 2010 International Symposium on Structural Integrity, Shanghai, China, 2010. (▲)
[8] Gao Yuan, Li Zhengmei, An Qi. Influences of bearing housing deflection on vibration performance of cylinder roller bearing-rotor system. Proceedings of the Institution of Mechanical Engineers Part K: Journal of Multi-body Dynamics, 2013, 227(2): 106-114. (★/◆)
[9] Gao Yuan, Li Zhengmei, Ma Fangbo, An Qi. Influences of Bearing Housing Non-concentricity on Vibration Characteristics of Rolling Element Bearing-Rotor System, Proceedings of the Institution of Mechanical Engineers Part K: Journal of Multi-body Dynamics, 2014, accepted. (★/◆)
[10] Wang Longwen, Li Zhengmei, Li Liuxiang,An Qi. Methods to calculate accurate wheel/rail contact positions and static contact stress levels, Proceedings of the Institution of Mechanical Engineers Part F: Journal of Rail and Rapid Transit, 2014, published on line. (★/◆)
[11] 李正美,展益彬,安琦. 滚轮支承卧式离心铸造机横向振动性能分析. 中国工程机械学报, 2013,11(4):297-302. (▽).
[12] 李正美,唐建平,安琦. 汽车水泵轴承载荷计算方法及寿命计算. 轴承,2010, 5: 5-8. (▽)
[13] 李正美,周琼,安琦,唐建平. 不平衡量对汽车水泵轴承载荷及寿命的影响. yd12300云顶线路学报(自然科学版), 2010, 36(4): 596-602.
[14] 李正美,周琼,王建文,安琦. 汽车水泵轴承变形和载荷计算方法. yd12300云顶线路学报(自然科学版), 2011, 37(1): 112-118. (▽)
[15] 周琼,李正美,唐建平,徐泽民,安琦. 汽车水泵轴承密封圈力学分析模型和寿命计算方法. yd12300云顶线路学报(自然科学版), 2011, 37(1): 119-124. (▽)
[16] 周琼,李正美,唐建平,徐泽民,安琦.汽车水泵轴承密封圈接触应力有限元分析.轴承,2011, 1: 4-7. (▽)
[17] 周琼,李正美,唐建平,安琦. 唇形密封圈润滑性能的数值模拟研究[J]. yd12300云顶线路学报(自然科学版). 2012, 38(1):127-132. (▽)
[18] 周琼,李正美,唐建平,安琦. 唇形密封圈对轴承转子动力学性能影响研究. yd12300云顶线路学报(自然科学版), 2012, 39(5):629-635. (▽)