Search Results - variable density method

An hybrid finite volume–finite element method for variable density incompressible flows by Calgaro, Caterina, Creusé, Emmanuel, Goudon, Thierry

“…This paper is devoted to the numerical simulation of variable density incompressible flows, modeled by the Navier–Stokes system…”
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Double Optimization Design of the Formula Racing Car Frame Based on the Variable Density Method and the Joint Variable Method by Ma, Weiyang, Lu, Yanhui, Wang, Pengyu, Wang, Yongjia, Wang, Jiahao

“… In this paper, based on the variable density method, the global topology optimization of the frame is carried out to obtain the distribution of the frame material, realize the efficient utilization…”
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A potential energy conserving finite element method for turbulent variable density flow: Application to glacier-fjord circulation by Lundgren, Lukas, Helanow, Christian, Wiskandt, Jonathan, Koszalka, Inga Monika, Ahlkrona, Josefin

“… dynamics and ice-ocean interactions, among others. In particular, we introduce a consistent modification of the gravity force term which enhances conservation properties for Galerkin methods without strictly enforcing the divergence-free condition…”
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Topology optimization of heat sink based on variable density method by Xie, Liyao, Zhang, Yan, Ge, Minghui, Zhao, Yulong

“…A topology optimization method based on the variable density method is used to optimize the design of the forced convection air heat sink structure, with minimum pressure drop as the optimization…”
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Research on topology optimization and case application of power tunnel structure based on variable density method by Nan, Zhang, Haoyu, Cao, Gang, Tian, Haijun, Zhang, Hai, Shi, Junwei, Geng

“… and elastic moduli using the variable density method. The results indicate that the overall profile of the optimized power tunnel transforms from a straight-wall arch to a multi…”
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Multi-material topology optimization based on multiple simp of variable density method by Wan, Changdong, Jiao, Hongyu, Lv, Liang, Lu, Chunyan

“… In this paper, a multiple solid isotropic material with penalization model (SIMP) of variable density method is proposed to solve the problem of multi-material topology optimization…”
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Topology optimization of truncated cone insulator with graded permittivity using variable density method by Li, Wen-Dong, Li, Xiao-Ran, Guo, Bao-Hong, Wang, Chao, Liu, Zhe, Zhang, Guan-Jun

“…) enhancement at the triple junctions. Firstly, a multi-objective topology optimization model is proposed using the variable density method…”
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Optimization design of helical gear spoke structure based on variable density method by Li, Zhisheng, Shui, Jianfeng, Yang, Shufeng, Xu, Yuhao

“…A topology optimization of a reducer’s helical gear was performed using the variable density method, with element density as the design variable, compliance as the objective, and constraints on volume fraction and structural equilibrium…”
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Topology optimization based on combined mechanical analysis and variable density method for casting structure by Zou, Hua, Yu, Saisai, Dai, Xiaochao, Hou, Xuezheng, Wang, Wenjing

“…In this study, a topology optimization method based on combined mechanical analysis and variable density is presented for a large-scale casting structure with complex thin-walled structures…”
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Lightweight design of prosthetic knee joint based on variable density method by Tong, Xiangbin, Peng, Bo, Yi, Hang, Su, Liang, Peng, Ruitao

“…The variable density method has emerged as an efficient approach for tackling the topology optimization challenge in continuous structures…”
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Lightweight design of composite sandwich corrugated structures based on variable density method by Tian, Ce, Tian, Zhimin, Cao, Xinwei, Dong, Shangwei

“…For the lightweight design of composite sandwich corrugated structures, a new topology optimization design scheme is proposed using the variable density method…”
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A variable-density fictitious domain method for particulate flows with broad range of particle–fluid density ratios by Apte, Sourabh V., Finn, Justin R.

“… The approach is based on a fictitious domain method wherein the entire particle–fluid domain is assumed to be an incompressible fluid but with variable density…”
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Design of the Superconducting Main Magnet Based on Variable Density Method in Cylindrical MRI Scanner by Qu, Hongyi, Wang, Lei, Wang, Yaohui, Qin, Lang, Wang, Qiuliang

“… In this paper, imitating the variable density method (VDM), one of the topology optimization methods originated from mechanics…”
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Structural design of stamping die of advanced high-strength steel part for automobile based on topology optimization with variable density method by Xu, Teng, Wu, Hongxing, Xue, Fei, Guo, Jianwen, Ran, Jiaqi, Gong, Feng

“…Advanced high-strength steel is widely used in automobile production and manufacturing, for its advantages of light weight, high strength, and good…”
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Topology Optimization of Hydrodynamic Body Shape for Drag Reduction in Low Reynolds Number Based on Variable Density Method by Zhao, Ning, Zhang, Jianyu, Han, Haitao, Miao, Yongzhuang, Deng, Yongbo

“…This paper presents a variable density topology optimization method to numerically investigate the optimal drag-reduction shape of objects in the two-dimensional and three-dimensional flows…”
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A Conservative Adaptive Projection Method for the Variable Density Incompressible Navier–Stokes Equations by Almgren, Ann S., Bell, John B., Colella, Phillip, Howell, Louis H., Welcome, Michael L.

“…In this paper we present a method for solving the equations governing time-dependent, variable density incompressible flow in two or three dimensions on an adaptive hierarchy of grids…”
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Topological optimization design of SLM additive manufactured unmanned aerial vehicle bearing joint structure based on variable density method by Shuaichao YUAN, Jianfeng WANG, Yuhang DUAN, Lujing HAO, Xiaohong ZHAN

“… The design was verified against the material’s maximum permissible stress criterion. The study then employed topology optimization, using the variable density method aimed at minimizing stress, to optimize the joint structure while retaining 40…”
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A pressure-correction and bound-preserving discretization of the phase-field method for variable density two-phase flows by Liu, Chen, Ray, Deep, Thiele, Christopher, Lin, Lu, Riviere, Beatrice

“…•Scalable discretization of the coupled Navier-Stokes and Cahn-Hilliard equations with variable density…”
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RESEARCH ON POST-PROCESSING METHOD OF CONTINUUM STRUCTURE TOPOLOGY OPTIMIZATION BASED ON VARIABLE DENSITY METHOD by ZHANG GuoFeng, XU Lei, WANG Xin, XIAO NaiXin

“…The variable density method has become an effective method to solve the topology optimization problem of continuum structure due to its advantages such as few design variables and high efficiency…”
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Immersed Boundary Method for Variable Viscosity and Variable Density Problems Using Fast Constant-Coefficient Linear Solvers I: Numerical Method and Results by Fai, Thomas G., Griffith, Boyce E., Mori, Yoichiro, Peskin, Charles S.

“…We present a general variable viscosity and variable density immersed boundary method that is first-order accurate in the variable density case and, for problems possessing sufficient regularity…”
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