SEMI-IMPLICIT

作品数：85被引量：210H指数：10
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相关领域：理学更多>>
相关作者：万德成更多>>
相关机构：上海交通大学浙江海洋大学上海海洋大学更多>>
相关期刊：《Science China Earth Sciences》《Frontiers in Energy》《International Journal of Sediment Research》《福建金融》更多>>
相关基金：国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金国家科技支撑计划更多>>
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Investigation on method of characteristics and semi-implicit method for pressure linked equations algorithms for water hammer based on unsteady friction
《Journal of Hydrodynamics》2024年第6期1155-1166,共12页Zong-ku Liu Guo-hong Wu Hao Wang Jia-xiang Zhang Xue-lin Tang Xiao-qin Li 
Project supported by the National Natural Science Foundation of China(Grant Nos.52079140,52379095)。
The misoperation of hydraulic components such as pumps and valves in pressurized pipelines triggers water hammer phenomena and seriously threats the safe operation of hydraulic systems.At present,the main water hammer...
关键词：Hydraulic transient semi-implicit method for pressure linked equations(SIMPLE)algorithm Navier-Stokes equations finite volume method(FVM) 
A Semi-implicit Finite Volume Scheme for Incompressible Two-Phase Flows
《Communications on Applied Mathematics and Computation》2024年第4期2295-2330,共36页Davide Ferrari Michael Dumbser 
funded by the Italian Ministry of Education,University and Research(MIUR)in the frame of the Departments of Excellence Initiative 2018-2027 attributed to DICAM of the University of Trento(grant L.232/2016);in the frame of the PRIN 2017 project Innovative numerical methods for evolutionary partial differential equations and applications,the PRIN 2022 project High order structure-preserving semi-implicit schemes for hyperbolic equations.D.is member of INdAM GNCS and was also co-funded by the European Union NextGenerationEU(PNRR,Spoke 7 CN HPC).Views and opinions expressed are however those of the author(s)only and do not necessarily reflect those of the European Union or the European Research Council.Neither the European Union nor the granting authority can be held responsible for them.
This paper presents a mass and momentum conservative semi-implicit finite volume(FV)scheme for complex non-hydrostatic free surface flows,interacting with moving solid obstacles.A simplified incompressible Baer-Nunzia...
关键词：Staggered semi-implicit finite volume(FV)method Incompressible two-phase flows Diffuse interface approach Incompressible free-surface Navier-Stokes equations Violent non-hydrostatic flows Fixed and moving solid obstacles 
Impact of a Three-Dimensional Reference State in a Global Semi-Implicit Semi-Lagrangian Non-Hydrostatic Atmospheric Model on Yin–Yang Grids
《Journal of Meteorological Research》2024年第5期901-922,共22页Yifan ZHAO Xindong PENG Dehui CHEN Yerong FENG Xiaohan LI Juan GU 
Supported by the National Natural Science Foundation of China(42375153,42075151,and 42205157).
The definition of a reference state close to the realistic atmosphere in an atmospheric model is essential for deriving prognostic deviations and improving numerical accuracy.In this study,a new dynamical framework al...
关键词：semi-implicit semi-Lagrange three-dimensional reference state global non-hydrostatic atmospheric model linearized equation medium-range weather prediction 
Numerical simulation of liquid sloshing in a spherical tank by MPS method
《Journal of Hydrodynamics》2024年第2期232-240,共9页Cong-yi Huang Ji-fei Wang Wei-wen Zhao De-cheng Wan 
Project supported by the National Natural Science Foundation of China (Grant No.52131102);the National Key Research and Development Program of China (Grant No.2022YFC2806705).
This paper investigates the sloshing phenomena in a spherical liquid tank using the moving particle semi-implicit(MPS)method,a crucial study in fluid dynamics.Distinct from previous research focused on rectangular or ...
关键词：Moving particle semi-implicit(MPS)method spherical tank liquid sloshing model experiment 
SEMI-IMPLICIT SPECTRAL DEFERRED CORRECTION METHODS BASED ON SECOND-ORDER TIME INTEGRATION SCHEMES FOR NONLINEAR PDES
《Journal of Computational Mathematics》2024年第1期111-133,共23页Ruihan Guo Yan Xu 
supported by NSFC(Grant No.11601490).Research of Y.Xu is supported by NSFC(Grant No.12071455).
In[20],a semi-implicit spectral deferred correction(SDC)method was proposed,which is efficient for highly nonlinear partial differential equations(PDEs).The semi-implicit SDC method in[20]is based on first-order time ...
关键词：Spectral deferred correction method Nonlinear PDEs Local discontinuous Galerkin method Second-order scheme 
Error Estimate for Semi-implicit Method of Sphere-Constrained High-Index Saddle Dynamics被引量：1
《Chinese Annals of Mathematics,Series B》2023年第5期765-780,共16页Lei ZHANG Pingwen ZHANG Xiangcheng ZHENG 
supported by the National Natural Science Foundation of China(Nos.12225102,12050002,12288101,12301555);the National Key R&D Program of China(No.2021YFF1200500);the Taishan Scholars Program of Shandong Province。
The authors prove error estimates for the semi-implicit numerical scheme of sphere-constrained high-index saddle dynamics,which serves as a powerful instrument in finding saddle points and constructing the solution la...
关键词：Saddle point Constrained saddle dynamics Solution landscape Semiimplicit Numerical analysis 
POSITIVITY-PRESERVING LOCAL DISCONTINUOUS GALERKIN METHOD FOR PATTERN FORMATION DYNAMICAL MODEL IN POLYMERIZING ACTIN FLOCKS
《Journal of Computational Mathematics》2023年第4期623-642,共20页Xiuhui Guo Lulu Tian Yang Yang Hui Guo 
supported by the Natural Science Foundation of Shandong Province(ZR2021MA001);the Fundamental Research Funds for the Central Universities(20CX05011A);supported by National Natural Science Foundation of China Grant 11801569;supported by NSF grant DMS-1818467 and Simons Foundation 961585.
In this paper,we apply local discontinuous Galerkin(LDG)methods for pattern formation dynamical model in polymerizing actin focks.There are two main dificulties in designing effective numerical solvers.First of all,th...
关键词：Pattern formation dynamical model Local discontinuous Galerkin method Positive-preserving technique Semi-implicit Runge-Kutta method Stiff source 
Numerical simulations of faraday waves in cylindrical and hexagonal tanks based on MPS method被引量：1
《Journal of Hydrodynamics》2023年第2期278-286,共9页Cong-yi Huang Wei-wen Zhao De-cheng Wan 
Project supported by the National Natural Science Foundation of China(Grant No.52131102);the National Key Research and Development Program of China(Grant Nos.2022YFC2806705,2019YFB1704200).
When a partially loaded liquid container vibrates along the vertical direction,the liquid inside will oscillate regularly,which is called Faraday wave.In some cases,the wave form of the Faraday wave is stable and smoo...
关键词：Faraday wave moving particle semi-implicit(MPS)method wave breaking liquid splash surface tension 
Shared Memory Semi-Implicit Solver for Hydrodynamical Instability Processes
《Open Journal of Fluid Dynamics》2023年第1期32-46,共15页Augusto Kielbowicz Diego Fernández Adriana Saal Claudio El Hasi Carlos Vigh 
The Advection-Diffusion Reaction (ADR) equation appears in many problems in nature. This constitutes a general model that is useful in various scenarios, from porous media to atmospheric processes. Particularly, it is...
关键词：FINGERING FLUIDS Simulations Numerical Solver Hele-Shaw Cell 
A Second-Order Semi-Implicit Method for the Inertial Landau-Lifshitz-Gilbert Equation
《Numerical Mathematics(Theory,Methods and Applications)》2023年第1期182-203,共22页Panchi Li Lei Yang Jin Lan Rui Du Jingrun Chen 
P.Li is supported by the Postgraduate Research&Practice Innovation Program of Jiangsu Province(Grant No.KYCX202711);L.Yang is supported by the Science and Technology Development Fund,Macao SAR(Grant No.0070/2019/A2);the National Natural Science Foundation of China(NSFC)(Grant No.11701598);J.Lan is supported by NSFC(Grant No.11904260);the Natural Science Foundation of Tianjin(Grant No.20JCQNJC02020);R.Du was supported by NSFC(Grant No.11501399);J.Chen is supported by NSFC(Grant No.11971021).
Electron spins in magnetic materials have preferred orientations collectively and generate the macroscopic magnetization.Its dynamics spans over a wide range of timescales from femtosecond to picosecond,and then to na...
关键词：Inertial Landau-Lifshitz-Gilbert equation semi-implicit scheme second-order accuracy micromagnetics simulations 
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