scholarly journals Finite Element Analysis of Piston for Structural Assessments

Author(s):  
Muhammad Hilman Karem ◽  
◽  
Al Emran Ismail ◽  

This paper presents the assessment of different piston head geometry made of aluminum and magnesium alloy. ANSYS finite element analysis is used to analyze the piston under static and transient conditions. Round and flat piston head is constructed using SOLIDWORK software and the exported to ANSYS WORKBENCH. According to static analysis, it is found that flat head piston produced higher stress compared with round head piston. Similar trend is observed when transient analysis is conducted where round piston head capable to produce almost stress consistency with respect to time.

2013 ◽  
Vol 380-384 ◽  
pp. 91-94
Author(s):  
Jun Jie Wang ◽  
Yong Lin Zhang

Worm is the executive component of the twin-screw oil press, and the design of the worm effect the performance of twin-screw oil press. In this paper the 3-dimensioned geometric model of the worm was established with SolidEdge, the static analysis for the established model was finished and the natural frequency of the worm was analyzed with ANSYS Workbench. Then the first six level natural frequencies and vibration mode were obtained, which provide the basis for dynamic analysis of the worm.


2012 ◽  
Vol 580 ◽  
pp. 306-309
Author(s):  
De Gong Chang ◽  
Juan Wang ◽  
Cui Cui Wang

Based on ANSYS Workbench finite element analysis software, static analysis including the analysis of stress and deformation is carried out for waist fitting of auxiliary manipulator in punch. The stress contours diagrams and the deformation contours diagrams of the waist fitting are obtained, so as to get its stress distribution and deformation. According to the results of analysis, the waist fitting non-installation size is optimized. Therefore motion performance of the manipulator is optimized. The research of this thesis provides the theoretical basis for the further study of the waist fitting, especially in the improvement of the structure.


2014 ◽  
Vol 556-562 ◽  
pp. 1050-1053
Author(s):  
Guang Kai Liu ◽  
Yan Jun Liu ◽  
Fang Jin Jing ◽  
Bin Liu ◽  
Huai Feng Sun ◽  
...  

This paper aims at presenting a theoretical basis as well as a simulation data for both strength check of grab crane and amendment of dynamic load. It introduces the methods and results of conducting a finite element analysis on the metal construction of grab crane which was accomplished by using ANSYS Workbench. Firstly, a simplified model of the grab crane’s metal construction was established. In accordance to the different working conditions of the grab crane, static analysis, modal analysis and transient analysis were performed. The results of simulation showed that the main beam’s maximum deformation was 1.8mm and the maximum equivalent stress was 78.367MPa, the design of grab crane’s metal construction was feasible.


2012 ◽  
Vol 452-453 ◽  
pp. 258-263
Author(s):  
Wei Dong Jin

Taking a kind diaphragm spring of automobile clutch as an example, a finite element analysis based on ANSYS WORKBENCH was studied and explained in this paper. Stress and strain variation of diaphragm spring was obtained by using static analysis, and each modal, frequency and amplitude was all achieved by applying modal analysis. And the results may provide a theoretical reference to improving structure design of automotive diaphragm spring clutch


2012 ◽  
Vol 184-185 ◽  
pp. 218-221
Author(s):  
Si Cong Yuan ◽  
Jing Qiang Shang ◽  
Dong Hong Wang ◽  
Dong Dong Wei ◽  
Chang Xiao

For the high hoisting height, wide using range, tower crane is widely utilized in the architecture construction, while there are some deficiencies in the high rising architecture such as chimney, so the performance can’t exerted. By virtue of computer aided technology, the finite element static analysis of metallic structure of unconventional dedicated tower crane is conducted in this paper, and the figures of stress and displacement are achieved for the two working conditions and two structures. It is proved that the results are satisfied the requirements of stiffness and strength, and also foundation is established for the further analysis.


Author(s):  
Anthony V. Viviano ◽  
Daniel H. Suchora ◽  
Hazel M. Pierson

Abstract Accumulator systems consist of a series of accumulator rolls, arranged either vertically or horizontally, used in many sheet processing lines for the purpose of storing up strip. Literature on roll design for this particular type of roll is scarce. Much of the present design theory is based on a static analysis assuming the entire contact load from the strip is uniformly distributed over the roll. A previous paper done on this subject focused on modeling the roll using finite element analysis (FEA) assuming this uniform pressure load on the roll. The purpose of this work was to incorporate non-linear contact elements between the strip and the roll body in a finite element analysis. This would allow the software to distribute the load from the strip to the roll, taking into account friction and contact losses. Once accomplished, this load was placed on various roll design configurations, of which included variation in the number of roll stiffeners and the thickness of the roll body and the end plates. These results were also compared to the previous uniform pressure FEA in order to assess the validity of the uniform pressure assumption. Based on these results, a roll design methodology is presented.


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