Computational Procedures In Inelastic Analysis Of Solids And Structures
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| Author | : M. Kojic |
| Publisher | : Springer Science & Business Media |
| Total Pages | : 419 |
| Release | : 2005-07-28 |
| Genre | : Science |
| ISBN | : 3540265074 |
Inelastic Analysis of Solids and Structures presents in a unified manner the physical and theoretical background of inelastic material models and computational methods, and illustrates the behavior of the models in typical engineering conditions. The book describes experimental observations and principles of mechanics, and efficient computational algorithms for stress calculations as typically performed in finite element analysis. The theoretical background is given to an extent necessary to describe the commonly employed material models in metal isotropic and orthotropic plasticity, thermoplasticity and viscoplasticity, and the plasticity of geological materials. The computational algorithms are developed in a unified manner with some detailed derivations of the algorithmic relations. Many solved examples are presented, which are designed to give insight into the material behavior in various engineering conditions, and to demonstrate the application of the computational algorithms.
| Author | : Milos Kojic |
| Publisher | : Academic Press |
| Total Pages | : 402 |
| Release | : 2022-09-11 |
| Genre | : Science |
| ISBN | : 0323906699 |
Computational Models in Biomedical Engineering: Finite Element Models Based on Smeared Physical Fields: Theory, Solutions, and Software discusses novel computational methodologies developed by the authors that address a variety of topics in biomedicine, with concepts that rely on the so-called smeared physical field built into the finite element method. A new and straightforward methodology is represented by their Kojic Transport Model (KTM), where a composite smeared finite element (CSFE) as a FE formulation contains different fields (e.g., drug concentration, electrical potential) in a composite medium, such as tissue, which includes the capillary and lymphatic system, different cell groups and organelles. The continuum domains participate in the overall model according to their volumetric fractions. The governing laws and material parameters are assigned to each of the domains. Furthermore, the continuum fields are coupled at each FE node by connectivity elements which take into account biological barriers such as vessel walls and cells. - Provides a methodology based on the smeared concept within the finite element method which is simple, straightforward and easy to use - Enables the modeling of complex physical field problems and the mechanics of biological systems - Includes features that are illustrated in chapters devoted to applications surrounding tissue, heart and lung - Includes a methodology that can serve as a basis for further enhancements by including additional phenomena which can be described by relevant relationships, derived theoretically or experimentally observed in laboratories and clinics
| Author | : Ronald B.J. Brinkgreve |
| Publisher | : Routledge |
| Total Pages | : 328 |
| Release | : 2019-01-22 |
| Genre | : Science |
| ISBN | : 1351464302 |
This volume contains papers presented during the first international PLAXIS symposium. Topics covered include: general geo-technical aspects; tunnels and deep excavations, and education and research. This pack is meant for the user of the PLAXIS program, as well as engineers and researchers.
| Author | : O. C. Zienkiewicz |
| Publisher | : Elsevier |
| Total Pages | : 653 |
| Release | : 2005-08-09 |
| Genre | : Technology & Engineering |
| ISBN | : 0080455581 |
This is the key text and reference for engineers, researchers and senior students dealing with the analysis and modelling of structures – from large civil engineering projects such as dams, to aircraft structures, through to small engineered components. Covering small and large deformation behaviour of solids and structures, it is an essential book for engineers and mathematicians. The new edition is a complete solids and structures text and reference in its own right and forms part of the world-renowned Finite Element Method series by Zienkiewicz and Taylor. New material in this edition includes separate coverage of solid continua and structural theories of rods, plates and shells; extended coverage of plasticity (isotropic and anisotropic); node-to-surface and 'mortar' method treatments; problems involving solids and rigid and pseudo-rigid bodies; and multi-scale modelling. - Dedicated coverage of solid and structural mechanics by world-renowned authors, Zienkiewicz and Taylor - New material including separate coverage of solid continua and structural theories of rods, plates and shells; extended coverage for small and finite deformation; elastic and inelastic material constitution; contact modelling; problems involving solids, rigid and discrete elements; and multi-scale modelling
| Author | : Milan Jirasek |
| Publisher | : John Wiley & Sons |
| Total Pages | : 770 |
| Release | : 2001-12-21 |
| Genre | : Technology & Engineering |
| ISBN | : 9780471987161 |
Hat ein Werkstoff seine Elastizitatsgrenze erreicht, so verhalt er sich inelastisch. Ingenieure und Designer mussen wissen, mit welchen Eigenschaften dann zu rechnen ist. Dieser Band vermittelt Ihnen den aktuellen Wissensstand auf dem Gebiet des plastischen Verhaltens und der plastischen Zug-Spannungs-Beziehungen. Behandelt werden in erster Linie Baustoffe, vor allem Stahl, aber auch Beton und Boden. Eine ausgewogene Mischung aus qualitativer Diskussion und mathematischer Theorie! (05/00)
| Author | : Ahmed K. Noor |
| Publisher | : Elsevier |
| Total Pages | : 472 |
| Release | : 2014-05-20 |
| Genre | : Mathematics |
| ISBN | : 1483145646 |
Computational Methods in Nonlinear Structural and Solid Mechanics covers the proceedings of the Symposium on Computational Methods in Nonlinear Structural and Solid Mechanics. The book covers the development of efficient discretization approaches; advanced numerical methods; improved programming techniques; and applications of these developments to nonlinear analysis of structures and solids. The chapters of the text are organized into 10 parts according to the issue they tackle. The first part deals with nonlinear mathematical theories and formulation aspects, while the second part covers computational strategies for nonlinear programs. Part 3 deals with time integration and numerical solution of nonlinear algebraic equations, while Part 4 discusses material characterization and nonlinear fracture mechanics, and Part 5 tackles nonlinear interaction problems. The sixth part discusses seismic response and nonlinear analysis of concrete structure, and the seventh part tackles nonlinear problems for nuclear reactors. Part 8 covers crash dynamics and impact problems, while Part 9 deals with nonlinear problems of fibrous composites and advanced nonlinear applications. The last part discusses computerized symbolic manipulation and nonlinear analysis software systems. The book will be of great interest to numerical analysts, computer scientists, structural engineers, and other professionals concerned with nonlinear structural and solid mechanics.
| Author | : Walter D. Pilkey |
| Publisher | : John Wiley & Sons |
| Total Pages | : 479 |
| Release | : 2002-11-20 |
| Genre | : Technology & Engineering |
| ISBN | : 0471423211 |
State-of-the-art coverage of modern computational methods for the analysis and design of beams Analysis and Design of Elastic Beams presents computer models and applications related to thin-walled beams such as those used in mechanical and aerospace designs, where thin, lightweight structures with high strength are needed. This book will enable readers to compute the cross-sectional properties of individual beams with arbitrary cross-sectional shapes, to apply a general-purpose computer analysis of a complete structure to determine the forces and moments in the individual members, and to use a unified approach for calculating the normal and shear stresses, as well as deflections, for those members' cross sections. In addition, this book augments a solid foundation in the basic structural design theory of beams by: * Providing coverage of thin-wall structure analysis and optimization techniques * Applying computer numerical methods to classical design methods * Developing computational solutions for cross-sectional properties and stresses using finite element analyses Including access to an associated Web site with software for the analysis and design of any cross-sectional shape, Analysis and Design of Elastic Beams: Computational Methods is an essential reference for mechanical, aerospace, and civil engineers and designers working in the automotive, ship, and aerospace industries in product and process design, machine design, structural design, and design optimization, as well as students and researchers in these areas.
| Author | : Allan F. Bower |
| Publisher | : CRC Press |
| Total Pages | : 820 |
| Release | : 2009-10-05 |
| Genre | : Science |
| ISBN | : 1439802483 |
Modern computer simulations make stress analysis easy. As they continue to replace classical mathematical methods of analysis, these software programs require users to have a solid understanding of the fundamental principles on which they are based.Develop Intuitive Ability to Identify and Avoid Physically Meaningless PredictionsApplied Mechanics o
| Author | : Martin Bransch |
| Publisher | : Lulu.com |
| Total Pages | : 166 |
| Release | : 2012 |
| Genre | : Fiction |
| ISBN | : 3000371168 |
This work presents a new method for the calculation of elasto-plastic building ground deformations and elasto-plastic building ground failure with included wave propagation in the ground. The presented procedure is a hybrid method, based on several common calculation methods. Included is the nonlinear calculation with the finite element method (FEM), a nonlinear HHT-a method and the scaled boundary finite element method (SBFEM). Focuses of this work are the implementation of an elasto-plastic soil model with isotropic hardening, the derivation and implementation of a nonlinear HHT-a method with full Newton-Raphson iteration, and the implementation of these methods and the SBFEM in a nonlinear overall calculation scheme. Here, the overall calculation scheme represents a new calculation method in the time domain, because the combination of the named methods does not yet exist. The applicability of the developed method is given with the help of several examples of different complexity.
| Author | : E. Stein |
| Publisher | : Springer |
| Total Pages | : 291 |
| Release | : 2014-05-04 |
| Genre | : Technology & Engineering |
| ISBN | : 3709126266 |
Five main topics of computational plasticity are treated by experts in the field with latest research results, such as consistent linearizations and finite element techniques, the numerical analysis for stable volume-preserving time-integration at the plastic flow rule, the analysis and finite-element computation of shearband localizations and also of shake down load-factors for arbitrary non-linear kinematic hardening materials. The aim was primarely an integrated representation of the mathematical models, the analysis of numerical methods and the newest algorithms for the consistent and stable computation of large dimensional systems. The significance should be seen in the collection of textbook-like treatments of important new results from wellknown scientists.
