研究领域:分形,树状分叉网络的输运,多孔介质输运,计算流体力学,纳米悬浮液的干燥、薄膜制备
- 树状分叉网络的输运:利用分形理论推导树状分叉网络的宏观有效输运参数;研究网络微结构参数对于网络整体输运过程的影响;利用树状分叉网络构造微通道冷却 系统的物理模型,采用计算流体力学的方法数值模拟树状分叉网络的对流换热。本研究对于揭示自然分叉系统的机理以及树状分叉网络的应用具有重要意义。
- 多孔介质渗流的分形分析: 利用分形理论以及毛管束和分叉网络模型建立各向同性和各向异性多孔介质的微观几何渗流模型;推导多孔介质渗透率的解析形式;修正Kozeny-Carman方程。
- 水力旋流分析器的CFD模型: 利用计算流体力学的方法模拟水力旋流分析器的流动场和颗粒分离过程;研究设备几何结构以及工作条件对于壁面磨损的影响;设计兼备高分离效率、低能耗以及低磨损的水力旋流分析器。
- 纳米悬浮液的干燥以及薄膜制备:通过干燥纳米悬浮液制备薄膜;实验研究薄膜形成过程中的裂纹问题;研究干燥条件以及干燥方法对裂纹的影响;寻找最优化干燥条件以及消除裂纹方法。
- 脉动碰撞射流的CFD模型:利用CFD研究脉动碰撞射流的传热特性。
发表论文 (部分)
- Peng Xu, Zhonghua Wu and Arun S. Mujumdar, Mathematical Modeling of Industrial Transport Processes, TPR Group, NUS, Singapore, 2009. Free Download 1 Free Download 2
- Peng Xu and B. Yu, The scaling laws of transport properties for fractal-like tree network, Journal of Applied Physics 100 (2006) 104906.
- Peng Xu, B. Yu et al., Heat conduction in fractal tree-like branched networks, International Journal of Heat and Mass Transfer 49 (2006) 3746-3751.
- Peng Xu, B. Yu et al., Analysis of permeability for the fractal-like tree network by parallel and series models, Physica A 369 (2006) 884-894.
- Peng Xu, B. Yu et al., Permeability of the fractal disk-shaped branched network with tortuosity effect, Physics of Fluids 18 (2006) 078103.
- Peng Xu and B. Yu, Developing a new form of permeability and Kozeny-Carman constant for homogeneous porous media by means of fractal geometry, Advances in Water Resources 34 (2008) 74-81.
- Peng Xu, A.S. Mujumdar and B. Yu, Fractal theory on drying: A review, Drying Technology 26 (2008) 1-11.
- Peng Xu and B. Yu et al., An analysis of the radial flow in the heterogeneous porous media based on fractal and constructal tree networks, Physica A, 387 (2008) 6471-6483.
- Peng Xu, Z. Wu, A.S. Mujumdar and B. Yu, Innovative hydrocyclone inlet designs to reduce erosion-induced wear in mineral dewatering processes, Drying Technology, Vol. 27 (2009) 201-211.
- Peng Xu, A. S. Mujumdar and B. Yu, Drying induced cracks in thin films fabricated from colloidal dispersions, Drying Technology, 27 (2009) 636-652..
- Peng Xu, Xiangqi Wang, Arun S. Mujumdar, Thermal characteristics of tree-shaped microchannel nets with/without loops, International Journal of Thermal Science, 28 (2009) 2139-2147.
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徐 鹏 博士中国计量学院理学院
邮箱:pengxuhust@gmail.com
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CV-Xu Peng-Chinese.doc - on Dec 14, 2008 8:46 PM by Peng Xu (version 1)
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