Suchergebnisse - improved numerical integration algorithm

An improved numerical integration algorithm for elastoplastic constitutive equations von Cecílio, Diogo L., Devloo, Philippe R.B., Gomes, Sônia M., dos Santos, Erick R.S., Shauer, Nathan

“… A simplified methodology is proposed for elastoplastic calculations which holds for associative models. It is based on the representation of the elastoplastic …”
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An improved explicit integration algorithm with controllable numerical dissipation for structural dynamics von Yang, Chao, Wang, Xi, Li, Qiang, Xiao, Shoune

“… In order to acquire efficient algorithms for complicated problems in structural dynamics, an improved integration algorithm with controllable numerical dissipation is developed based on a two-step …”
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Discussion of Paper 'Improved Explicit Integration Algorithms for Structural Dynamic Analysis with Unconditional Stability and Controllable Numerical Dissipation' by Chinmoy Kolay & James M. Ricles, Journal of Earthquake Engineering 2017, http://www.tandfonline.com/loi/ueqe20 von Chang, Shuenn-Yih, Veerarajan, S., Wu, Tsui-Huang

“… Although it was claimed that the MKR-α method can improve the overshoot and nonlinear stability characteristics of the KR-α method, it seems that it still has …”
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Response to Chang, Veerarajan and Wu's Discussion of "Improved Explicit Integration Algorithms for Structural Dynamic Analysis with Unconditional Stability and Controllable Numerical Dissipation" [Journal of Earthquake Engineering 23 (2019) 771-792] von Kolay, Chinmoy, Ricles, James M.

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Improved Numerical Integration Algorithm for Electrical Parameter Measurement von Huang, Jian-zhong, Liao, Han-xin, Hang, Qing-le, Chen, Gang

“… The principle of improved numerical integration algorithm is introduced and the simulation on the algorithm has been carried …”
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The study of the method for the Φ values across the entire regional range of α in the frequency calculation of the P-Ⅲ distribution von Qifeng, Song, Xi, Chen, Zhicai, Zhang

“… •Proposed a method for the Φ values across the entire regional range of α in the frequency calculation of the P-Ⅲ distribution.•Resolved the issue of slow …”
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Improved Explicit Integration Algorithms for Structural Dynamic Analysis with Unconditional Stability and Controllable Numerical Dissipation von Kolay, Chinmoy, Ricles, James M.

“… ) direct integration algorithms featuring second-order accuracy, unconditional stability for linear systems, and controllable numerical dissipation is developed for solving inertial problems …”
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Numerical simulation of martensitic phase transitions in shape memory alloys using an improved integration algorithm von Helm, D.

“… The numerical simulation of structures made of shape memory materials is of increasing interest in different fields …”
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The generalization of diagonally implicit Runge–Kutta–Nyström method with controllable numerical dissipation for structural dynamics von Wang, Yazhou, Xue, Xiaodai, Wang, Tao, Xie, Ningning, Jia, Hongjin, Hu, Zhubing, Tamma, Kumar

“… developed over the recent decades; (2) then, it is pointed out that the design of potential next-generation multi-stage time-integration algorithms with improved numerical properties can directly emanate from and already …”
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A general dynamic model coupled with EFEM and DBM of rolling bearing-rotor system von Li, Yamin, Cao, Hongrui, Tang, Kai

“… the rotor’s explicit finite element model (EFEM) with a dynamic bearing model (DBM). A variable step numerical integration algorithm combined with the improved Euler …”
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Energy-controlling time integration methods for nonlinear elastodynamics and low-velocity impact von Hauret, Patrice, Le Tallec, Patrick

“… Taylor, Improved numerical dissipation for time integration algorithms in structural dynamics, Earthquake Engrg. Struct. Dynam. 5 (1977) 283–292 …”
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On Fuzzy Simulations for Expected Values of Functions of Fuzzy Numbers and Intervals von Liu, Yuanyuan, Miao, Yunwen, Pantelous, Athanasios A., Zhou, Jian, Ji, Ping

“… Based on existing fuzzy simulation algorithms, this article presents two innovative techniques for approximating the expected values of fuzzy numbers' monotone functions, which is of utmost importance …”
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Improving Accuracy of Interpolation Algorithm in EMT Simulation: A Padé Approximation and Switching Theorem Based Approach von Cao, Yang, Gu, Wei, Xu, Mingwang, Zhang, Fei, Chen, Shuaixian, Liu, Wei

“… for the acceleration algorithm used in electromagnetic transient (EMT) simulation. In this context, this paper refines five key technical points of interpolation algorithms and proposes an improved interpolation algorithm …”
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A novel constitutive model for S30408 stainless steel considering strain memory effect: Formulation and implementation von Zheng, Shuai, Liu, Ling, Zhang, Yuelin

“… To predict seismic behavior of steel structures and conduct performance-based seismic design, a precise constitutive model to accurately reflect the …”
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Return mapping algorithm in principal space for general isotropic elastoplasticity involving multi-surface plasticity and combined isotropic-kinematic hardening within finite deformation framework von Meng, Chunyu, Tang, Zhengjun, Chen, Mingxiang, Peng, Qi

“… In this work, a numerical integration algorithm in principal space is proposed for general isotropic elastoplastic constitutive models that involve multi-surface plasticity with corners in the yield …”
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Time-optimal and Smooth Trajectory Planning for Multi-axis Motion Systems Based on ISC Similarity von Zhang, Tie, Cheng, Jia, Zou, Yanbiao

“… The corresponding time-optimal trajectories in the phase plane are planned through a numerical integration-like algorithm …”
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Fusion Fault Diagnosis Model for Six-Rotor UAVs Based on Conformal Fourier Transform and Improved Self-Organizing Feature Map von Fu, Jiangmeng, Che, Gaofeng

“… of the frequency domain processing, on the basis of changing the processing method of the Fourier integral kernel and using high-order numerical integration, an improved …”
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An improved chain of spheres for exchange algorithm von Helmich-Paris, Benjamin, de Souza, Bernardo, Neese, Frank, Izsák, Róbert

“… ) for exchange matrix computations. Higher accuracy for the numerical integration is obtained with new grids that were developed using global optimization techniques …”
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On the formulation of closest-point projection algorithms in elastoplasticity-part I: The variational structure von Armero, F., Pérez-Foguet, A.

“… We present in this paper the characterization of the variational structure behind the discrete equations defining the closest‐point projection approximation in …”
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Improved grid-based algorithm for Bader charge allocation von Sanville, Edward, Kenny, Steven D., Smith, Roger, Henkelman, Graeme

“… The CPU time required by the improved algorithm to perform the Bader analysis scales linearly with the number of interatomic surfaces in the system …”
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