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A simple approach to nonlinear tensile stiffness for accurate cloth simulation

Pascal Volino, Nadia Magnenat-Thalmann, Francois Faure
2009 ACM Transactions on Graphics  
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  
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

Mohd Nadzeri Omar, Yongmin Zhong
2021 International Journal of Engineering Technology and Sciences  
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

G. Wang, A. Al-Ostaz, A.H.-D. Cheng, P.R. Mantena
2009 International Journal of Solids and Structures  
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

Amir Fateh, Farzad Hejazi, Mohd Saleh Jaafar, Izian Abd Karim
2016 Journal of constructional steel research  
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

Arpad Takacs, Tamas Haidegger, Imre J. Rudas
2016 2016 IEEE International Conference on Systems, Man, and Cybernetics (SMC)  
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

Wael Alwaeli, Aman Mwafy, Kypros Pilakoutas, Maurizio Guadagnini
2016 Bulletin of Earthquake Engineering  
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]

Michał Fotek, Łukasz Gołębiewski, Jarosław Mańkowski, Piotr Żach
2020 Advances in Transdisciplinary Engineering  
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

K. Golec, J.-F. Palierne, F. Zara, S. Nicolle, G. Damiand
2019 The Visual Computer  
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

Bin Cai, Wen-Li Hu, Feng Fu
2021 Fire  
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

Bozun Wang, Yefei Si, Charul Chadha, James Allison, Albert Patterson
2018 Robotics  
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

Çiğdem DİNDAR, Hüseyin BEYTÜT, Selçuk KARAGÖZ
2019 Uludağ University Journal of The Faculty of Engineering  
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

Akira SHINOZAKI, Hirotsugu INOUE, Kikuo KISHIMOTO
2006 JSME international journal. Series A, Solid mechanics and material engineering  
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

G. N. Dayananda, B. Varughese, M. Subba Rao
2007 Journal of Aircraft  
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

Raphaël N. Glaesener, Jan-Hendrik Bastek, Frederick Gonon, Vignesh Kannan, Bastian Telgen, Ben Spöttling, Stephan Steiner, Dennis M. Kochmann
2021 Journal of the mechanics and physics of solids  
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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