FINITE_ELEMENT

作品数：822被引量：1506H指数：14
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Numerical simulation of two-dimensional viscous flows using combined finite element-immersed boundary method被引量：5
《Journal of Hydrodynamics》2015年第5期658-667,共10页杨冯超 陈效鹏 
Project supported by the National High Technology Re-search and Development Program of China(863 Program,Grant No.2012AA011803);the National Natural Scientific Foundation of China(Grant No.11172241);the University Foundation for Fundamental Research of NPU(Grant No.JCY-20130121)
In this paper, a method that combines the characteristic-based split finite element method（CBS-FEM） and the direct forcing immersed boundary（IB） method is proposed for the simulation of incompressible viscous flow...
关键词：characteristic-based split immersed boundary（IB） method incompressible flow no-slip condition stretching grid 
Dynamical Model Updating Based on Modal Tests with Changed Structure
《Transactions of Nanjing University of Aeronautics and Astronautics》2014年第1期56-62,共7页王轲 杨健 
Supported by the National High Technology Research and Development Program of China(″863″Program)(2008AA12A205);the Aeronautical Science Foundation of China(2012ZA52001)
A new approach to modifying the stiffness and mass matrices of finite element models is presented to improve the calculation precision.By measuring the mode frequencies and shapes of both of the original and the new s...
关键词：finite element structural dynamics building model model updating modal analysis 
Experimental and Finite Element Study of Steady State Micro-cutting Characteristics of Aluminum Alloy (2A12)被引量：3
《Transactions of Tianjin University》2011年第5期344-350,共7页陈光 任成祖 靳新民 郭韬 
Supported by the National High Technology Research and Development Program of China ("863" Program, No.2008AA042509)
This paper studies the micro-cutting characteristics of aluminum alloy (2A12) based on a series of orthogonal experiments and finite element method (FEM) simulations. An energy-based ductile failure law was proposed i...
关键词：MICRO-CUTTING aluminum alloy steady state finite element method 
Static and Dynamic Analysis of Mooring Lines by Nonlinear Finite Element Method被引量：10
《China Ocean Engineering》2010年第3期417-430,共14页杨敏冬 滕斌 
supported by the National Natural Science Foundation of China (Grant No.11072052);the National High Technology Research and Development Program of China (863 Program,Grant No.2006AA09A109-3)
This study has focused on developing numerical procedures for the static and dynamic nonlinear analysis of mooring lines. A geometrically nonlinear finite element method using isoparametric cable element with two node...
关键词：geometrically nonlinear finite element mooring line incremental iteration method 
Second Generation Wavelet Finite Element and Rotor Cracks Quantitative Identification Method被引量：3
《Chinese Journal of Mechanical Engineering》2010年第2期195-199,共5页CHEN Xuefeng LI Bing HE Yuming HE Zhengjia 
supported by National Natural Science Foundation of China(Grant No.50875195);National Hi-tech Research and Development Program(863 Program,Grant No.2009AA04Z406);Foundation for the Author of National Excellent Doctoral Dissertation of China(Grant No. 2007B33)
The presence of cracks in the rotor is one of the most dangerous and critical defects for rotating machinery. Defect of fatigue cracks may lead to long out-of-service periods, heavy damages of machines and severe econ...
关键词：second generation wavelet finite element fault diagnosis CRACK 
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