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Dispersion in Shallow Moment Equations
《Communications on Applied Mathematics and Computation》2024年第4期2155-2195,共41页Ullika Scholz Julia Kowalski Manuel Torrilhon 
supported by the Research Training Group Energy,Entropy,and Dissipative Dynamics(EDDy),Project No.320021702/RTG2326,of the German Research Foundation(DFG).
Shallow moment models are extensions of the hyperbolic shallow water equations.They admit variations in the vertical profile of the horizontal velocity.This paper introduces a non-hydrostatic pressure to this framewor...
关键词：Shallow flow Free surface flow Non-hydrostatic model Dispersive equations Moment approximation Hyperbolic systems 
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 
Support design method for deep soft-rock tunnels in non-hydrostatic high in-situ stress field
《Journal of Central South University》2024年第7期2431-2445,共15页ZHENG Ke-yue SHI Cheng-hua ZHAO Qian-jin LEI Ming-feng JIA Chao-jun PENG Zhu 
Project(52178402)supported by the National Natural Science Foundation of China;Project(2021-Key-09)supported by the Science and Technology Research and Development Program Project of China Railway Group Limited;Project(2021zzts0216)supported by the Innovation-Driven Project of Central South University,China。
Due to the long-term plate tectonic movements in southwestern China,the in-situ stress field in deep formations is complex.When passing through deep soft-rock mass under non-hydrostatic high in-situ stress field,tunne...
关键词：non-hydrostatic stress field high in-situ stress deep soft-rock tunnel squeezing pressure loosening pressure support design method 
High-resolution tsunami hazard assessment for the Guangdong-Hong Kong-Macao Greater Bay Area based on a non-hydrostatic tsunami model
《Science China Earth Sciences》2024年第7期2326-2351,共26页Yifan ZHU Chao AN Houyun YU Wei ZHANG Xiaofei CHEN 
supported by the National Natural Science Foundation of China(Grant Nos.U1901602,T2122012);the National Key R&D Program of China(Grant No.2022YFC3003504)。
The Guangdong-Hong Kong-Macao Greater Bay Area(GBA)is threatened by potential tsunami hazards from the Littoral Fault Zone(LFZ)and the Manila subduction zone(MSZ),and may suffer huge damage because of its dense popula...
关键词：Tsunami hazards Inundation Tsunami currents Non-hydrostatic model Guangdong-Hong Kong-Macao Greater Bay Area 
Improved Diurnal Cycle of Precipitation on Land in a Global Non-Hydrostatic Model Using a Revised NSAS Deep Convective Scheme
《Advances in Atmospheric Sciences》2024年第6期1217-1234,共18页Yifan ZHAO Xindong PENG Xiaohan LI Siyuan CHEN 
supported by the National Natural Science Foundation of China(Grant Nos.42375153,42075151).
In relatively coarse-resolution atmospheric models,cumulus parameterization helps account for the effect of subgridscale convection,which produces supplemental rainfall to the grid-scale precipitation and impacts the ...
关键词：cumulus parameterization diurnal cycle of precipitation large-scale dynamic forcing global non-hydrostatic atmospheric model performance verification 
Simulation of wave scattering over a floating platform in the ocean with a coupled CFD-IBM model
《Theoretical & Applied Mechanics Letters》2024年第3期157-161,共5页Pengxuan Luo Jingxin Zhang Yongyong Cao Shaohong Song 
supported by Shanghai 2021“Science and Technology Innovation Action Plan”:Scientific and Technological Projects for Social Development(Grant No.21DZ1202701).
A numerical study of linear wave scattering over a floating platform has been simulated by an efficient numericalmodel in this letter.The non-hydrostatic model is used to simulate the free surface and the uneven botto...
关键词：Non-hydrostatic model Immersed boundary method Wave structure interaction Floating platform 
Characteristics for the sources and sinks of gravity waves in an orographic heavy snowfall event
《Frontiers of Earth Science》2023年第2期604-619,共16页Shuping MA Lingkun RAN Jie CAO Baofeng JIAO Kuo ZHOU 
supported by the National Key Research and Development Project(No.2018YFC1507104);Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDA17010105);The Key Scientific and Technology Research and Development Program of Jilin Province(No.20180201035SF);National Natural Science Foundation of China(Grant No.41775140).
The characteristics of the mesoscale gravity waves during a snowfall event on November 30,2018 over the Ili Valley and the northern slope of the Tianshan Mountains are analyzed based on the Weather Research and Foreca...
关键词：gravity wave Fourier transform nonlinear balance equation non-hydrostatic wave equation 
Non-hydrostatic modelling of regular wave transformation and current circulation in an idealized reef-lagoon-channel system
《Acta Oceanologica Sinica》2022年第10期1-13,共13页Jian Shi Wei Liu Jinhai Zheng Chi Zhang Xiangming Cao 
The Key Project of NSFC-Shangdong Joint Research Funding under contract No.U1906230;the Fundamental Research Funds for the Central Universities under contract No.B200202064;the National Natural Science Foundation of China under contract Nos 41930538 and 51879096;Marine Science and Technology Innovation Project of Jiangsu Province under contract No.HY2018-15。
The wave-induced setup and circulation in a two dimensional horizontal(2DH)reef-lagoon-channel system is investigated by a non-hydrostatic model.The simulated results agree well with observations from the laboratory e...
关键词：non-hydrostatic model wave setup wave-induced current coral reef reef-lagoon-channel system 
Poroelastic solution of a wellbore in a swelling rock with non-hydrostatic stress field
《Journal of Rock Mechanics and Geotechnical Engineering》2022年第2期303-314,共12页Mohsen S.Masoudian Zhongwei Chen Christopher Leonardi 
supported by the Advance Queensland Industry Research Fellowship (mid-career) scheme;the University of Queensland (UQ),and the proponents of the UQ Centre for Natural Gas (Australia Pacific LNG, Santos, and Arrow Energy)。
The stress distribution around a circular borehole has been studied extensively. The existing analytical poroelastic solutions, however, often neglect the complex interactions between the solid and fluid that can sign...
关键词：Poroelasticity Coupled geomechanics Analytical solution Wellbore Cavity expansion Coalbed methane(CBM) 
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