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A simple approach to nonlinear tensile stiffness for accurate cloth simulation
2009
ACM Transactions on Graphics
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precisely the nonlinear behavior of the material. ...
This leads to very streamlined computations that are particularly efficient for simulating the nonlinear anisotropic tensile elasticity of deformable surfaces. ...
ACKNOWLEDGEMENTS We are grateful to all MIRALab team who participated to this research through their contributions, advices, testing and creative artwork. ...
doi:10.1145/1559755.1559762
fatcat:6f5f7o6n5feiblj542vbp6z2ei
[Front cover]
2012
IEEE Transactions on Visualization and Computer Graphics
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Jaoudé, and H. Markram ...................... Animation/Simulation Cubical Mass-Spring Model Design Based on a Tensile Deformation Test and Nonlinear Material Mode G. San-Vicente, I. ...
Interactive Image Segmentation Based on Level Sets of Probabilities Y. Liu and Y. ...
doi:10.1109/tvcg.2012.11
fatcat:xnvyn65npnhfflkqtxnuauyr6y
Flexible Mass Spring Method for Modelling Soft Tissue Deformation
2021
International Journal of Engineering Technology and Sciences
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This paper presents a new approach for modelling of soft tissue deformation, from the standpoint of Mass Spring Method (MSM). ...
It is well accepted that soft tissue deformation is a combination of linear and nonlinear response. ...
ACKNOWLEDGEMENT The authors would like to thank to the RMIT University and Universiti Malaysia Pahang for financial assistance under Research Grant project No. RDU1803146. ...
doi:10.15282/ijets.7.2.2020.1003
fatcat:vx7bwj3ngrg7xhlfwmjv4tiyk4
A macroscopic-level hybrid lattice particle modeling of mode-I crack propagation in inelastic materials with varying ductility
2009
International Journal of Solids and Structures
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Crack initiation and propagation is investigated for materials with different Young's modulus, tensile strength and varying ductility. ...
Finally, the HLPM is applied to the investigation of a functionally designed composite material of an elastic-brittle infrastructure material coated with a ductile layer for the protection of fracture ...
and tensile strength of the material as well as energy and mass. ...
doi:10.1016/j.ijsolstr.2009.08.001
fatcat:t5iygmjzbvhj3osz5wmoupmgbi
Numerical and experimental evaluation of a developed nonlinear curved spring element under compression force
2016
Journal of constructional steel research
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To obtain the curved shape of the spring, mathematical modeling is conducted. Direct compression experimental tests are conducted for a variety of models with different thicknesses and materials. ...
The results reveal that the geometry and material characteristics have an important effect on the stiffness value of the spring. ...
Acknowledgements This work received financial support from the Ministry of Science, Technology and Innovation, Malaysia under research project no. 5524254 and was further supported by the University Putra ...
doi:10.1016/j.jcsr.2015.10.011
fatcat:gfmvnpsoqnak7hizwusymrmkq4
Reaction force and surface deformation estimation based on heuristic tissue models
2016
2016 IEEE International Conference on Systems, Man, and Cybernetics (SMC)
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In many of the advanced surgical robotic systems, soft tissue mechanics and tool-tissue interaction modeling play an important role in achieving optimal control, relying on model-based control methods. ...
The nonlinear Wiecher model is used for reaction force estimation during tissue indentation, tested on beef liver samples for acquiring mechanical parameters from experimental data. ...
NONLINEAR MASS-SPRING-DAMPER MODEL The previous work of Takacs et al. showed that the application of the inverse Laplace transform on (1) is a straightforward way of estimating the tissue parameters of ...
doi:10.1109/smc.2016.7844841
dblp:conf/smc/TakacsHR16
fatcat:qepyb6ylgrd2tm6xdrw7h3lzvy
Multi-level nonlinear modeling verification scheme of RC high-rise wall buildings
2016
Bulletin of Earthquake Engineering
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this paper to investigate two different nonlinear modeling techniques for shear walls (2-and 4-noded fiber-based elements). ...
moment, period elongation and rebar tensile strain). ...
Based on modern seismic codes, earthquake-resistant buildings are designed and detailed to respond inelastically under the design and maximum considered earthquakes. ...
doi:10.1007/s10518-016-0056-8
fatcat:azyheyo2mzgkjgh76qxpls7jfm
Analysis of Phenomena in Safety Systems Made of Hyper-Elastic Materials – Selected Issues
[chapter]
2020
Advances in Transdisciplinary Engineering
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bench tests and using computer numerical methods. ...
To develop a methodology for identification of phenomena and design of products dedicated to minimizing the effects of accidents. ...
FEM model analyses The curves of the material tests were used in a similar tensile test in a virtual environment. ...
doi:10.3233/atde200096
fatcat:t4cmqpzvy5ds7aywpbipt4cd6a
Hybrid 3D mass-spring system for simulation of isotropic materials with any Poisson's ratio
2019
The Visual Computer
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The proposed hybrid model is evaluated by comparing its response to various deformation geometries with analytical model and/or Finite Element Model (FEM). ...
Mass-Spring Systems (MSS) simulating elastic materials obey constraints known in elasticity as the Cauchy relations, restricting the Poisson ratio of isotropic systems to be exactly ν = 1/4. ...
Flechon for providing the original version of TopoSim (software implementing the LCC+MSS model). ...
doi:10.1007/s00371-019-01663-0
fatcat:rxcwqh6ivra33euz2xt2tevcbm
Numerical Analysis of Seismic Performances of Post-Fire Scoria Aggregate Concrete Beam-Column Joints
2021
Fire
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In order to analyze the post-fire seismic performances of scoria aggregate concrete (SAC) beam-column joints precisely and effectively, one finite element model (FEM) was developed to simulate the seismic ...
In order to make the simulation results more accurate, spring elements were applied to simulate the bond–slip behavior with material degradation due to fire damage in the simulation of seismic analysis ...
However, any opinions, findings, conclusions, and recommendations presented in this paper are those of the authors and do not necessarily reflect the views of the sponsors. ...
doi:10.3390/fire4040070
fatcat:za5rz47xk5by5akmj2wwwptc6i
Nominal Stiffness of GT-2 Rubber-Fiberglass Timing Belts for Dynamic System Modeling and Design
2018
Robotics
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on the results to best model the observed stiffness. ...
It was found that cubic regression mod els ( R 2 > 0.999 ) were the best fit, but that quadratic and linear models still provided acceptable representations of the whole dataset with R 2 values above 0.940 ...
One of the most common polynomial regression models [23, 24] used for hyper-elastic materials is the cubic polynomial. ...
doi:10.3390/robotics7040075
fatcat:kyg5v62mxbc2ngae7gxk7frndy
51CrV4 Yay Çeliğinde Isıl Işlem ve Kesit Geometrisinin Çarpışma Dayanıklılığı Üzerine Etkisi
2019
Uludağ University Journal of The Faculty of Engineering
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In this study, 51CrV4 spring steel was used as a crash box material and its crashworthiness was investigated under axial dynamic loading. ...
In addition, 51CrV4 spring steel was subjected to three different heat treatments and their mechanical properties were determined by tensile and hardness tests. ...
A tensile test was applied to samples in the given dimensions with the test machine given at a single axis, at a strain rate of 10 -3 s -1 and at the constant room temperature. ...
doi:10.17482/uumfd.477569
fatcat:3msew34zgjd2thhlbs5szwbqcq
Analysis of Mechanical Behavior of Polymers Using Molecular Chain Network Model
2006
JSME international journal. Series A, Solid mechanics and material engineering
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A computational procedure for analyzing the deformation and fracture of solid polymers is developed based on a molecular chain model. ...
A stiffness equation is derived by employing the principle of virtual work, in which geometrical nonlinearity due to a large deformation is considered. ...
A long molecular chain can be constructed by connecting the mass-spring models. The length of one grid side of the network model is defined as a segment. ...
doi:10.1299/jsmea.49.503
fatcat:5kkjqc7g6jhxbdnzjdo5h4mkgi
Shape Memory Alloy Based Smart Landing Gear for an Airship
2007
Journal of Aircraft
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The design and development of a shape memory alloy based smart landing gear for aerospace vehicles is based on a novel design approach. ...
A nonlinear analysis based on the classical and finite element method approach is followed to analyze the structure. ...
Ramanaiah, Satisha, A. S. Reddy, and R. Manikandan of Advanced Composites Division for their help. ...
doi:10.2514/1.26811
fatcat:vao4lfowfnhqzeouvexvtqfamm
Viscoelastic truss metamaterials as time-dependent generalized continua
2021
Journal of the mechanics and physics of solids
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Mechanical metamaterials provide tailorable functionality based on a careful combination of base material and structural architecture. ...
Validation is realized by comparison to relaxation experiments on 3D-printed 2D hexagonal trusses, whose generalized Maxwell model parameters are extracted from tensile tests. ...
Introduction Architectural design plus base material determine the effective mechanical properties of metamaterials based on, e.g., trusses (Wadley et al., 2008; Meza et al., 2015) , plates and shells ...
doi:10.1016/j.jmps.2021.104569
fatcat:kssbz7yarve7tavomlrt4qxfze
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