scholarly journals Structural Analysis of Chassis Frame Using CFRP and ANSYS Software

Author(s):  
Mohd Arif Hussain

Abstract: Automotive chassis is an important part of an automobile. The chassis serves as a frame work for supporting the body and different parts of the automobile. The chassis frame has to withstand the stresses developed within a limit. Along with strength, an important consideration in chassis design is to have adequate bending stiffness for better handling characteristics. So, strength and stiffness are two important criteria for the design of the chassis. This work is aimed at work performed towards the static structural analysis of the automobile chassis in which study of the stresses developed and deformation of chassis frame of a truck has been done . The chassis is modelled in SolidWorks and finite element analysis has been done in ANSYS. a comparison of current conventional steel chassis structural Steel and Aluminum and CFRP chassis in terms of deflection and stresses must be made in order to select the best one. A discussion and analysis is also done which gives insight on various effects of unidirectional fiber orientations in the chassis on strength and stiffness. Keyword: ANSYS, SolidWorks, chassis, strength, stiffness, structural analysis.

2007 ◽  
Vol 353-358 ◽  
pp. 2728-2731 ◽  
Author(s):  
Sung Cheol Yoon ◽  
Chang Sung Jeon ◽  
Jeong Guk Kim

This paper describes a carbody structural analysis and the result of its loading test. The purpose of this study is to evaluate the safety and functionality of the body structure operating under maximum load. Aluminum alloy was used as the body structure’s material. The body structure consisted of side frame, under frame, roof frame, and end frame. Of these components, the side frame and under frame were the most important components considering the vehicle and passenger loads. Both structural analysis and loading test were performed under the condition based on "Performance Test Standard for Electrical Multiple Unit" with the reference code JIS E 7105. The test results showed that the body structure is safe and stable under the condition of designed load.


2014 ◽  
Vol 644-650 ◽  
pp. 559-562 ◽  
Author(s):  
Sheng Song Wang ◽  
Ping Hu ◽  
Hai Ni Yao

Due to the test requirements of flyweel of the shaft-seal nuclear coolant pump, design the structure of the test bench.Based on the theory of finite element analysis,use ANSYS software carries on its ststic analysis to gain the displacement and the stress form in order to check the strength and stiffness,and then carries on modal analysis to get its first six natural frequency and vibration in order to verify the rationality of design.CLC :TH122


2018 ◽  
Vol 12 (1) ◽  
pp. 108-114 ◽  
Author(s):  
K.N. Chethan ◽  
Shyamasunder N. Bhat ◽  
Mohammad Zuber ◽  
Satish B. Shenoy

Background:The femur bone is an essential part of human activity, providing stability and support in carrying out our day to day activities. The inter-human anatomical variation and load bearing ability of humans of different heights will provide the necessary understanding of their functional ability.Objective:In this study, femur bone of two humans of different lengths (tall femur and short femur) were subjected to static structural loading conditions to evaluate their load-bearing abilities using Finite Element Analysis.Methods:The 3D models of femur bones were developed using MIMICS from the CT scans which were then subjected to static structural analysis by varying the load from 1000N to 8000N. The von Mises stress and deformation were captured to compare the performance of each of the femur bones.Results:The tall femur resulted in reduced Von-Mises stress and total deformation when compared to the short femur. However, the maximum principle stresses showed an increase with an increase in the bone length. In both the femurs, the maximum stresses were observed in the medullary region.Conclusion:When the applied load exceeds 10 times the body weight of the person, the tall femur model exceeded 134 MPa stress value. The short femur model failed at 9 times the body weight, indicating that the tall femur had higher load-bearing abilities.


2013 ◽  
Vol 365-366 ◽  
pp. 335-338
Author(s):  
Xue Ping Ren ◽  
Guang Kun Wang

Converter body is the core device in oxygen converter, the thermal stress is the major factor affecting the lifetime of the converter, ansys the stress level in different parts of the converter is essential to improve the converter life. This article using ANSYS software to analysis the converter thermal stress, analyze the converter thermal stress distribution in different parts. The results can provide theoretical basis for the converter design.


2021 ◽  
Vol 8 ◽  
Author(s):  
Katherine E. Kabotyanski ◽  
Leah H. Somerville

As humans grow from children into adults, they pass through a stage called adolescence. Adolescence is a time of major social, environmental, and biological change in a person’s life. The start of puberty, which often happens around the teenage years, is an important period of human physical and emotional development. In addition to the more obvious bodily changes that happen during this time, an adolescent’s brain also goes through changes that may not be as visible. These changes are directed by chemicals called hormones. Hormones help our bodies become taller, change shape, and even grow hair. Although hormones act on different parts of the body (like bones, muscles, or skin), several crucial hormones for puberty are actually made in the brain. Scientists are learning more about the ways hormones affect how the brain grows and changes, and in turn, the way that changes how you act and feel!


2012 ◽  
Vol 591-593 ◽  
pp. 96-101
Author(s):  
Fang Liu ◽  
Wen Ming Cheng ◽  
Yi Zhou

As carrying frame make by Polyphenylene Sulfide in Portable Exoskeleton to the research object, establish the 3D model of carrying frame on the basis of the configuration parameters of Human body backside, and implement the strength and stiffness analysis through the ANSYS software. The analysis is divided into three portions in accordance with working conditions, bending with no support, bending with human support and swaying with human support. Thereinto three portions have the same payload as 45kg and the same bending range attains 45 degree. Ultimately Stress value, quantity and distribution chart of the deformation have been obtained for each portion. Analysis results show that the each direction deformation Maximum and the stress Maximum of the carrying frame which bend without support present linear growth along with the increase of the bending angle in the course of the bending over. Therefore it causes the larger concentration of stress and deformation in the carrying frame and causes the additional load in the body. So the working conditions for carrying frame should be avoided which bend without support. To the rest of the two conditions, the stress and deformation of carrying frame are small enough to be meeting the use requirements.


2020 ◽  
Author(s):  
Jaimie Krems ◽  
Steven L. Neuberg

Heavier bodies—particularly female bodies—are stigmatized. Such fat stigma is pervasive, painful to experience, and may even facilitate weight gain, thereby perpetuating the obesity-stigma cycle. Leveraging research on functionally distinct forms of fat (deposited on different parts of the body), we propose that body shape plays an important but largely underappreciated role in fat stigma, above and beyond fat amount. Across three samples varying in participant ethnicity (White and Black Americans) and nation (U.S., India), patterns of fat stigma reveal that, as hypothesized, participants differently stigmatized equally-overweight or -obese female targets as a function of target shape, sometimes even more strongly stigmatizing targets with less rather than more body mass. Such findings suggest value in updating our understanding of fat stigma to include body shape and in querying a predominating, but often implicit, theoretical assumption that people simply view all fat as bad (and more fat as worse).


2018 ◽  
Vol 55 (4) ◽  
pp. 666-675
Author(s):  
Mihaela Tanase ◽  
Dan Florin Nitoi ◽  
Marina Melescanu Imre ◽  
Dorin Ionescu ◽  
Laura Raducu ◽  
...  

The purpose of this study was to determinate , using the Finite Element Analysis Method, the mechanical stress in a solid body , temporary molar restored with the self-curing GC material. The originality of our study consisted in using an accurate structural model and applying a concentrated force and a uniformly distributed pressure. Molar structure was meshed in a Solid Type 45 and the output data were obtained using the ANSYS software. The practical predictions can be made about the behavior of different restorations materials.


Author(s):  
Rajendra Pai N. ◽  
U. Govindaraju

Ayurveda in its principle has given importance to individualistic approach rather than generalize. Application of this examination can be clearly seem like even though two patients suffering from same disease, the treatment modality may change depending upon the results of Dashvidha Pariksha. Prakruti and Pramana both used in Dashvidha Pariksha. Both determine the health of the individual and Bala (strength) of Rogi (Patient). Ayurveda followed Swa-angula Pramana as the unit of measurement for measuring the different parts of the body which is prime step assessing patient before treatment. Sushruta and Charaka had stated different Angula Pramana of each Pratyanga (body parts). Specificity is the characteristic property of Swa-angula Pramana. This can be applicable in present era for example artificial limbs. A scientific research includes collection, compilation, analysis and lastly scrutiny of entire findings to arrive at a conclusion. Study of Pramana and its relation with Prakruti was conducted in 1000 volunteers using Prakruti Parkishan proforma with an objective of evaluation of Anguli Pramana in various Prakriti. It was observed co-relating Pramana in each Prakruti and Granthokta Pramana that there is no vast difference in measurement of head, upper limb and lower limb. The observational study shows closer relation of features with classical texts.


Author(s):  
Nora Goldschmidt ◽  
Barbara Graziosi

The Introduction sheds light on the reception of classical poetry by focusing on the materiality of the poets’ bodies and their tombs. It outlines four sets of issues, or commonplaces, that govern the organization of the entire volume. The first concerns the opposition between literature and material culture, the life of the mind vs the apprehensions of the body—which fails to acknowledge that poetry emerges from and is attended to by the mortal body. The second concerns the religious significance of the tomb and its location in a mythical landscape which is shaped, in part, by poetry. The third investigates the literary graveyard as a place where poets’ bodies and poetic corpora are collected. Finally, the alleged ‘tomb of Virgil’ provides a specific site where the major claims made in this volume can be most easily be tested.


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