An Efficient Contact Model for the Simulation of Cargo Airdrop Extraction Phase by Leiming Ning, Jichang Chen, Mingbo Tong

“…The proposed approach has the same essence as the finite element node-to-segment contact formulation, which leads to a flexible, straightforward, and efficient code implementation. …”
Get full text

Compression Behavior of CFST Stub Columns with Holes by Yanhua Liu, Qingxin Ren, Yuqing Li

“…The experimental results were compared with predictions of Eurocode 4 and finite element analysis. An empirical equation for predicting the ultimate strength of CFST stub columns with holes was proposed.…”
Get full text

TOPOLOGY OPTIMIZATION DESIGN OF RELIABILITY STRATEGY FOR TENT FRAME BASED ON UNCERTAINTY THEORY by LI KongWei, XU BaoLiang, LUO Yi, LV GuiFang

“…Guided by the uncertainty theory, this paper considers the complex and variable working conditions of tents and expounds the feasibility of finite element analysis under the condition of uncertainty of both material and working conditions. …”
Get full text

RESEARCH ON DOOR LIGHTWEIGHT BASED ON MODAL AND STIFFNESS by LIU Feng, ZHANG RuiQian, CHEN Yong

“…Taking the left-front door of a certain vehicle as an object,the method of combining the welding plate and the adaptive response surface method（ ARSM） was applied to optimization of the thickness of door parts for lightweight research. The finite element model was established in Hyperworks and its modal and stiffness were analyzed. …”
Get full text

LIGHTWEIGHT DESIGN OF STEERING KNUCKLE BASED ON COMPREHENSIVE SENSITIVITY by MA Jian, YE NanHai, WU Rong, DENG Xin, HE Yun, WANG Li

“…Through the dynamic simulation we get the steering knuckle bearing under three typical working conditions. By the finite element analysis,we obtain extreme load condition data and the initial static and reliability indicators. …”
Get full text

Contact Stress Analysis of a Kind of Rectangular Straight Rack Connecting Structure by Yang Wenyi, Wang Liwei, Xue Feng

“…The contact stress contour under different loading and in different contact state is obtained by using finite element software MSC. Marc. The results show that the max contact stress is increased with the increasing of load,and when the load exceeds certain value,the max contact stress has a linear relation with load,and also the value and increase amplitude of max contact stress of fixed rack is much higher than that of movable rack; when the movable beam is in different stroke position,namely the structure has different contact state,the value of max contact stress didn’t change obviously,therefore,the structural strength can be checked on the basis of stress level of fixed rack.…”
Get full text

CRITICAL SPEED AND UNBALANCE RESPONSE OF TRACTION MOTOR FOR RAILWAY LOCOMOTIVE by CHEN JuLong, WANG JunGuo, CHEN YueWei, ZHAO YongXiang

“…Rotor disc thickness has a great effect on the bending stiffness. The finite element software ANSYS is used to establish one-dimensional and threedimensional models of the traction motor rotor system for railway locomotive. …”
Get full text

Kinetic Hydration Heat Modeling for High-Performance Concrete Containing Limestone Powder by Xiao-Yong Wang

“…Third, the temperature history and temperature distribution of hardening limestone blended concrete are calculated by combining hydration model with finite element method. The analysis results generally agree with experimental results of high-performance concrete with various mixing proportions.…”
Get full text

The Numerical Simulation Method of the Slot Crack Groups’ Effect Analysis for Solid Rocket Motor Grain by Tianpeng Li, Xiaonan Li, Zhaolong Xuan, Yu Guo

“…Based on the nearly incompressible viscoelastic finite element method, several cracks were preset in a critical location along with the dangerous point of the back slot. …”
Get full text

STATICS BEHAVIOR OF INTERFERENCE FIT OF CRH2 EMUS’ BEARING-AXLE COUPLING SYSTEM by CAO QingSong, XIANG Qin, XIONG GuoLiang, ZHU ZhiQiang

“…To the interference fit surface of EMUs’ bearing-axle coupling system occurred fretting damage frequently,the solid model and finite element model of the CRH2 EMUs’ bearings-axle coupling system were established with considering the influence of load and interference. …”
Get full text

Comparison between dog-bone and Gaussian specimens for size effect evaluation in gigacycle fatigue by A. Tridello, D.S. Paolino, G. Chiandussi, M. Rossetto

“…The dog-bone and the Gaussian specimens are compared through Finite Element Analyses and the numerical results are validated experimentally by means of strain gages measurements. …”
Get full text

STRUCTURAL OPTIMIZATION OF THE EXCAVATOR ENGINE HOOD BASED ON MODAL ANALYSIS by YANG WeiPing, HOU Liang, CAI HuiKun, LI ShengYu, ZHANG EnLai, WANG WenWu

“…Under the incentives of engine and road,the sheet parts are easy to produce serious vibrational response,which directly results in the deformation and the cracking of some weak positions of the structure. The finite element model of an excavator engine hood was established and modal analysis was conducted by using Hyper Works software. …”
Get full text

Prediction of three-dimensional crack propagation paths taking high cycle fatigue into account by Guido Dhondt

“…The method is illustrated by applying the Finite Element based crack propagation software CRACKTRACER3D on an engine blade.…”
Get full text

STUDY ON ELASTIC MECHANICAL PROPERTY OF NOVEL OBLIQUE CROSS-LIKE STRUCTURE WITH NEGATIVE POISSON’S RATIO (MT) by HAN Guang, QIE YanHui, BAN BaoWang

“…The correctness of the analytical expression is verified by finite element simulation and experimental test. Meanwhile, the effects of the geometric parameters on the equivalent elastic modulus and Poisson’s ratio are given. …”
Get full text

Research of the Flexible Modeling and Its Application of Mechanical Drive System by Qiu Haifei

“…In view of the error influence of rigid structure,the flexible modeling technology is applied to drive system design of reducer. The finite element modeling and modal calculating about its parts are carried out by using ANSYS platform,and the flexible design of the reducer is realized through a way of replacing the parts’ MNF file,thus then a simulation model of the virtual prototype of flexible reducer is set up based on ADAMS /View platform. …”
Get full text

Drive Rigidity Characteristic Analysis of Telescopic Electric Cylinder used in Neutron Spectrometer by Peng Fuxia, Wu Yunxin, Gong Hai, Li Yang, Zhang Yu

“…Some measures are taken to improve the rigidity,the basis for accuracy of telescopic electric cylinders is provided. Finally,the finite element model is analyzed by using ANSYS Workbench,the analysis results with the theoretical value is an error of 8. 1%,the correctness of theoretical analysis is verified.…”
Get full text

Thermal Analysis and Rigid-Flexible Coupling Dynamics of a Satellite with Membrane Antenna by Xiang Liu, Guoping Cai

“…The thermal analysis model of the membrane antenna structure is derived based on the finite element method by discretizing the structure into 1D and 2D thermal elements. …”
Get full text

Analysis of Vibration and Noise Response Characteristics of Electric Vehicle Reducers Based on Masta by Yu Lei, Sun Zhangdong, Zhao Shixuan, Zhang Mingyang

“…In order to improve the coupling vibration response characteristics of the reducer system, the model of the gear transmission system is established by using the Masta software. Secondly, the finite element model of the differential case and the reducer case is introduced for coupling, the noise waterfall diagram of the reducer under various working conditions is obtained through NVH (Noise, Vibration and Harshness) analysis, and the noise slice diagram and dynamic response curve of it under various operating conditions are further obtained. …”
Get full text

Quantitative estimating size of deep defects in multi-layered structures from eddy current NDT signals using improved ant colony algorithm by Bo Ye, Ming Li, Gefei Qiu, Jun Dong, Fang Zeng

“…The method uses a finite element forward model to simulate the underlying physical process and an improved ant colony algorithm (IACA) to solve the inverse problem. …”
Get full text

Application of Pneumatic Ventilated Disc Brake in Mine Electric Locomotive by Li Zhaosong, Zhang Yulu, Dong Mengshi

“…At the same time,the braking process is simulated and analyzed by the finite element software Abaqus,the temperature field distribution nephogram and the temperature variation curve of the corresponding node are obtained. …”
Get full text