张家忠 |
一直致力于力学(固体、流体力学及流-固耦合)方面的非线性动力系统的运动稳定性、分岔、混沌理论、数值方法及应用基础的研究。目前的主要研究方向:
1)透平机械及风力机中的流-固耦合或气弹问题、流动稳定性分析及控制、节能降耗技术;2)高效、气动自适应低风速风力机机组的研究;3)可变形飞行器的非线性气动弹性稳定性、非定常空气动力学、增升减阻、气动加热、动态失速分析及数值方法;4)无穷维非线性动力系统的降维方法研究;非线性偏微分耗散发展方程的多分枝解的跟踪问题及相应的数值方法;5)N-S方程、湍流中的奇异性、非线性行为(分岔、混沌)和建模, 以及通向湍流的途径、相应的数值分析方法;6)激波、等离子体、汽蚀或空化的非线性动力学分析;高空、高超声速流动的低密度效应及数值方法;
7)非线性连续动力系统中的惯性流形、分数微积分、多尺度分析、非光滑分析、临界现象分析;8)转子动力系统中的运动稳定性及分岔、结构动力学分析;9)薄壁结构的动力屈曲、多孔介质中的多尺度流动、主动气动弹性。
1.1986、09-1993、05,于西安交通大学能源与动力学院流体机械及流体动力工程学科进行本科生、硕士研究生学习。
2.1994、09-1997、12,在西安交通大学建筑工程与力学学院获得博士学位。
3.1998、10-2001、02,应邀赴Eindhoven University of Technology进行博士后研究工作和学习。
4.2001、03-现在,西安交通大学能源与动力工程学院,教师。
1. Jiazhong Zhang, Sheng Ren, Guan-Hua Mei, Model Reduction on Inertial Manifolds for N-S Equations Approached by Multilevel Finite Element Method. Communications in Nonlinear Science and Numerical Simulation, 2011, 16, pp.195- 205.
2. Jiazhong Zhang, Wei Kang, Yan Liu, Numerical Method and Bifurcation Analysis of Jeffcott Rotor System Supported in Gas Journal Bearings. ASME Journal of Computational and Nonlinear Dynamics, JANUARY, 2009, Vol. 4, No.1, 011007, pp. 1-9.
3. Jiazhong Zhang, Liying Chen, Sheng Ren, Model Reduction of Nonlinear Continuous Dynamic Systems on Inertial Manifolds with Delay. Presented at Second Conference on Nonlinear Science and Complexity, 2008, July 28-31, Portugal.
4. Yan Liu, Jiazhong Zhang, Dejun Mu, Study on the Nonlinear Dynamics in the Small-World Networks—Hopf Bifurcation, Sequence of Period-Doubling Bifurcations and Chaos. Journal of Physics: Conference Series, 2008, Vol.96, 012061.
5. Xu Sun, Jiazhong Zhang, Guoliang Qin, Numerical Simulation and Hopf Bifurcation of Flutter-Type Oscillation of Two-Dimensional Blade in Flow with Low Speed. Journal of Physics: Conference Series, 2008, Vol.96, 012060.
6. Jiazhong Zhang, Yan Liu, Pengfei Lei, Xu Sun, Dynamic Snap-through Buckling Analysis of Shallow Arches under Impact Load Based on Approximate Inertial Manifolds. Dynamics of Continuous, Discrete and Impulsive Systems, Series B (DCDIS-B). 2007, Vol.14, pp.287-291.
7. Jiazhong Zhang, Yan Liu, Dangmin Cheng, Error Estimate for the Influence of Model Reduction of Nonlinear Dissipative Autonomous Dynamical System on the Long-Term Behaviours, Journal of Applied Mathematics and Mechanics, 2005, Vol.26, No.7, pp.938-943.