Development of a Computer Code Implementing a Direct Boundary Element Method for Plate Bending Problems

Development of a Computer Code Implementing a Direct Boundary Element Method for Plate Bending Problems PDF Author: Keh-Chang Yeh
Publisher:
ISBN:
Category :
Languages : en
Pages : 71

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Development of a Computer Code Implementing a Direct Boundary Element Method for Plate Bending Problems

Development of a Computer Code Implementing a Direct Boundary Element Method for Plate Bending Problems PDF Author: Keh-Chang Yeh
Publisher:
ISBN:
Category :
Languages : en
Pages : 71

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Boundary Element Method in Plate Bending

Boundary Element Method in Plate Bending PDF Author: Omar Mohammed Ben-Sasi
Publisher:
ISBN:
Category :
Languages : en
Pages : 120

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The Boundary Element Method with Programming

The Boundary Element Method with Programming PDF Author: Gernot Beer
Publisher: Springer Science & Business Media
ISBN: 3211715762
Category : Technology & Engineering
Languages : en
Pages : 496

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Book Description
This thorough yet understandable introduction to the boundary element method presents an attractive alternative to the finite element method. It not only explains the theory but also presents the implementation of the theory into computer code, the code in FORTRAN 95 can be freely downloaded. The book also addresses the issue of efficiently using parallel processing hardware in order to considerably speed up the computations for large systems. The applications range from problems of heat and fluid flow to static and dynamic elasto-plastic problems in continuum mechanics.

Analysis of Plate Bending Problems by the Direct Boundary Element Method

Analysis of Plate Bending Problems by the Direct Boundary Element Method PDF Author: David John Danson
Publisher:
ISBN:
Category :
Languages : en
Pages :

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Boundary Element Methods

Boundary Element Methods PDF Author: Q. Du
Publisher: Elsevier
ISBN: 1483297942
Category : Science
Languages : en
Pages : 429

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Book Description
Significant developments in the boundary element method during the last two decades have made it a powerful alternative to the domain-type numerical methods of solution such as the finite element method. The advances made in the BEM are more or less due to the innovation of efficient computational techniques by introducing boundary elements for discretization of the boundary integral equations resulting from the so-called direct formulation. BEM has therefore become an efficient tool for optimal design and other inverse problems. These proceedings include discussion of the applications of BEM in mechanical engineering and the principles that have developed to make it an increasingly useful method of problem solving.

Boundary Element Techniques in Computer-Aided Engineering

Boundary Element Techniques in Computer-Aided Engineering PDF Author: C.A. Brebbia
Publisher: Springer Science & Business Media
ISBN: 9400961928
Category : Mathematics
Languages : en
Pages : 442

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Book Description
This book constitutes the edited proceedings of the Advanced Studies Institute on Boundary Element Techniques in Computer Aided Engineering held at The Institute of Computational Mechanics, Ashurst Lodge, Southampton, England, from September 19 to 30, 1984. The Institute was held under the auspices of the newly launched "Double Jump Programme" which aims to bring together academics and industrial scientists. Consequently the programme was more industr ially based than other NATO ASI meetings, achieving an excellent combination of theoretical and practical aspects of the newly developed Boundary Element Method. In recent years engineers have become increasingly interested in the application of boundary element techniques for'the solution of continuum mechanics problems. The importance of boundary elements is that it combines the advantages of boundary integral equations (i.e. reduction of dimensionality of the problems, possibility of modelling domains extending to infinity, numerical accura'cy) with the versatility of finite elements (i.e. modelling of arbitrary curved surfaces). Because of this the technique has been well received by the engineering and scientific communities. Another important advantage of boundary elements stems from its reduction of dimensionality, that is that the technique requires much less data input than classical finite elements. This makes the method very well suited for Computer Aided Design and in great part explains the interest of the engineering profession in the new technique.

Lecture Notes in Engineering

Lecture Notes in Engineering PDF Author: Ghodratollah Karami
Publisher: Springer Science & Business Media
ISBN: 3642838979
Category : Technology & Engineering
Languages : en
Pages : 256

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Book Description
The Boundary Element Method (BEM) has been established as a powerful numerical tool for the analysis of continua in recent years. The method is based on an attempt to transfer the governing differential equations into integral equations over the boundary. Thus, the discretization scheme or the intro duction of any approximations must be done over the boundary. This book presents a BEM for two-dimensional elastic, thermo -elastic and body-force contact problems. The formulation is implemented for the general case of contact with various fric tional conditions. The analysis is limited to linear elasto statics and small strain theory. Following a review of the basic nature of contact problems, the analytical basis of the direct formulation of the BEM method is described. The numerical implementation employs three-noded isoparametric line elements for the representa tion of the boundary of the bodies in contact. Opposite nodal points in equi-Iength element-pairs are defined on the two surfaces in the area which is expected to come into contact under an increasing load. The use of appropriate contact IV conditions enables the integral equations for the two bodies to be coupled together. To find the proper contact dimensions and the contact load a combined incremental and iterative approach is utilised. With this approach, the loads are applied progressively, and the sliding and adhering portion of the contact region is established for each load increment using an iterative procedure. A coulomb type of friction law is assumed.

An Investigation of the Regular Direct Boundary Element Method for Plate Bending Problems

An Investigation of the Regular Direct Boundary Element Method for Plate Bending Problems PDF Author: O. Bettahar
Publisher:
ISBN:
Category :
Languages : en
Pages :

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Programming the Boundary Element Method

Programming the Boundary Element Method PDF Author: Gernot Beer
Publisher: Wiley
ISBN: 9780471863335
Category : Technology & Engineering
Languages : en
Pages : 472

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Book Description
Providing an easy introduction to the boundary element method, this book is ideal for any reader wishing to work in this field or use this method for the solution of engineering problems. From the beginning, the emphasis is on the implementation of the method into computer programs which can be used to solve real problems. The book covers two-andthree-dimensional linear and non-linear analysis in potential flow (heat flow and seepage) and static elasticity. Several computer programs are listed in the book and may be downloaded free of charge via the Internet. They include programs and subroutines for: * 2-D analysis of potential problems using the Trefftz method * 2-D and 3-D linear analysis of potential and static elasticity problems using isoparametric elements (single and multiple regions) * implementation of non-linear problems * coupling to finite elements The programs (written in FORTRAN 90) are well documented, and can be employed by the user to gain experience with the method through the solution of small test examples. Furthermore, readers may use them as a starting point for developing their own boundary element package. In addition, exercises are included in most chapters involving the use of the programs with answers given in an Appendix, and a number of interesting industrial applications in the areas of mechanical, civil and geotechnical engineering are presented.

Plate Bending Analysis with Boundary Elements

Plate Bending Analysis with Boundary Elements PDF Author: M. H. Aliabadi
Publisher: Computational Mechanics
ISBN:
Category : Mathematics
Languages : en
Pages : 376

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Book Description
In recent years the application of the boundary element to plate bending problems has gained much popularity. This book brings together leading researchers in the field of BEM and plate bending to provide a comprehensive and detailed report of these advances.