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检索条件"主题词=numerical algorithm"
623 条 记 录,以下是291-300 订阅
排序:
Geometrical shape optimization in fluid mechanics using FreeFem plus
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STRUCTURAL AND MULTIDISCIPLINARY OPTIMIZATION 2018年 第6期58卷 2761-2788页
作者: Dapogny, Charles Frey, Pascal Omnes, Florian Privat, Yannick Univ Grenoble Alpes CNRS Grenoble INP LJK F-38000 Grenoble France UPMC Univ Paris 06 Sorbonne Univ CNRS Lab Jacques Louis LionsUMR 7598 F-75005 Paris France UPMC Univ Paris 06 Sorbonne Univ ISCD F-75005 Paris France
In this article, we present simple and robust numerical methods for two-dimensional geometrical shape optimization problems, in the context of viscous flows driven by the stationary Navier-Stokes equations at low Reyn... 详细信息
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On algorithmic Coxeter spectral analysis of positive posets
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APPLIED MATHEMATICS AND COMPUTATION 2020年 386卷 125507-125507页
作者: Gasiorek, Marcin Nicolaus Copernicus Univ Fac Math & Comp Sci Ul Chopina 12-18 PL-87100 Torun Poland
Following a general framework of Coxeter spectral analysis of signed graphs Delta and finite posets I introduced by Simson (SIAM J. Discrete Math. 27:827-854, 2013) we present efficient numerical algorithms for the Co... 详细信息
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Extended Barton-Bandis model for rock joints under cyclic loading: Formulation and implicit algorithm
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INTERNATIONAL JOURNAL FOR numerical AND ANALYTICAL METHODS IN GEOMECHANICS 2023年 第3期47卷 349-369页
作者: Fei, Fan Choo, Jinhyun Lawrence Livermore Natl Lab Atmospher Earth & Energy Div Livermore CA 94550 USA Korea Adv Inst Sci & Technol Dept Civil & Environm Engn Daejeon South Korea
In this paper, the Barton-Bandis model for rock joints is extended to cyclic loading conditions, without any new material parameter. Also developed herein is an implicit solution algorithm for the extended Barton-Band... 详细信息
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Multi-loop PI/PID controllers design for disturbance rejection based on non-parametric effective model and non-convex optimisation
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IET CONTROL THEORY AND APPLICATIONS 2014年 第15期8卷 1499-1512页
作者: Jin, Qibing Liu, Qie Beijing Univ Chem Technol Coll Informat Sci & Technol Inst Automat Beijing 100029 Peoples R China
In this study, the authors address the design of the multi-loop controllers for multi-input and multi-output (MIMO) processes for disturbance rejection. Three types of disturbance rejection are analysed, and they demo... 详细信息
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Inverse design of indoor environment using an adjoint RNG k-ε turbulence model
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INDOOR AIR 2019年 第2期29卷 320-330页
作者: Zhao, Xingwang Chen, Qingyan Tianjin Univ Sch Environm Sci & Engn Tianjin Key Lab Indoor Air Environm Qual Control Tianjin Peoples R China Purdue Univ Sch Mech Engn W Lafayette IN 47907 USA
The adjoint method can determine design variables of an indoor environment according to the optimal design objective, such as minimal predicted mean vote (PMV) for thermal comfort. The method calculates the gradient o... 详细信息
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An effective analytical-algorithmic approach to solve diffusion-type differential equations with non-linear sources: Unbounded domains
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COMPUTERS & CHEMICAL ENGINEERING 2007年 第9期31卷 1174-1180页
作者: Oyanader, Mario Arce, Pedro Tennessee Technol Univ Cookeville TN 38505 USA Univ Catolica Norte Chem & Environm Engn Dept Antofagasta Chile
Many technological applications need of differential models either for their microscopic or macroscopic description and, frequently, they involve non-linear equations. There is a class of differential models that is t... 详细信息
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The α-path of multi-dimensional uncertain differential equations and its applications
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JOURNAL OF INTELLIGENT & FUZZY SYSTEMS 2024年 第2期46卷 4761-4776页
作者: Wang, Xiaoli Wang, Chongguo Shi, Gang Xinjiang Univ Sch Comp Sci & Technol Urumqi 830046 Peoples R China
As a complex uncertain differential equation, how to solve the multi-dimensional uncertain differential equation is a complicated and difficult problem. This paper will be devoted to the a-path of some special multi-d... 详细信息
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DYNAMIC PERFORMANCE ANALYSIS OF RELUCTANCE MOTORS USING DAMPING AND SYNCHRONIZING TORQUES
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IEE PROCEEDINGS-B ELECTRIC POWER APPLICATIONS 1990年 第4期137卷 231-238页
作者: OSHEBA, SM ABDELKADER, FM SUEZ CANAL UNIV FAC ENGN DEPT ELECT POWER & MACHINES PORT SAID EGYPT
The paper analyses the dynamic performance of polyphase reluctance motors using damping and synchronising torques. A numerical algorithm has been applied to obtain these torque components in the time domain using deta... 详细信息
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Recursive least squares estimation algorithm applied to a class of linear-in-parameters output error moving average systems
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APPLIED MATHEMATICS LETTERS 2014年 29卷 36-41页
作者: Wang, Cheng Tang, Tao Beijing Jiaotong Univ State Key Lab Rail Traff Control & Safety Beijing 100044 Peoples R China
This letter deals with the identification problem of a class of linear-in-parameters output error moving average systems. The difficulty of identification is that there exist some unknown variables in the information ... 详细信息
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WIGGLE: A new constrained molecular dynamics algorithm in Cartesian coordinates
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JOURNAL OF COMPUTATIONAL PHYSICS 2005年 第1期210卷 171-182页
作者: Lee, SH Palmo, K Krimm, S Univ Michigan Div Biophys Res Ann Arbor MI 48109 USA Univ Michigan Dept Phys Ann Arbor MI 48109 USA
The theory of conventional constrained molecular dynamics (MD) simulations is reexamined based on a projection operator approach. A new algorithm, named WIGGLE, is presented for MD simulations with internal constraint... 详细信息
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