SEMI-ANALYTICAL

作品数：68被引量：85H指数：5
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A semi-analytical model of the velocity profile for a conduit-multilayer matrix system
《Journal of Rock Mechanics and Geotechnical Engineering》2025年第2期915-930,共16页Shuai Zhang Xiaoli Liu Enzhi Wang 
financially supported by the National Natural Science Foundation of China(Grant Nos.52079068,52090081);the State Key Laboratory of Hydroscience and Engineering(Grant No.2021-KY-04).
The flow field characteristics of the conduit-matrix system(CMS)have consistently been a primary area of interest to researchers.However,under the long-term influence of water flow,the hydraulic conductivity of the ma...
关键词：Flow field characteristics Velocity profile Conduit aperture Stress jumping Conduit-matrix system(CMS) 
Semi-analytical finite element method applied for characterizing micropolar fibrous composites
《Applied Mathematics and Mechanics(English Edition)》2024年第12期2147-2164,共18页J.A.OTERO Y.ESPINOSA-ALMEYDA R.RODRIGUEZ-RAMOS J.MERODIO 
Project supported by the National Council of Humanities,Sciences,and Technologies of Mexico(Nos.CF-2023-G-792 and CF-2023-G-1458);the National Council for Scientific and Technological Development of Brazil(No.09/2023);the Research on Productivity of Brazil(No.307188/2023-0)。
A semi-analytical finite element method(SAFEM),based on the two-scale asymptotic homogenization method(AHM)and the finite element method(FEM),is implemented to obtain the effective properties of two-phase fiber-reinfo...
关键词：semi-analytical approach fiber-reinforced composite(FRC) effective property finite element method(FEM) asymptotic homogenization method(AHM) micropolar elasticity 
The Space-Time Semi-Analytical Meshless Methods for Coupled Burgers'Equations
《Wuhan University Journal of Natural Sciences》2024年第6期572-578,共7页ZHANG Zhiqiang WANG Fuzhang 
the Science and Technology Research Project of Henan Province (242102231052);the Key Scientific Research Plan of Colleges and Universities in Henan Province (23B140006);the Natural Science Foundation of Jiangxi Province (20224BAB201018)。
In this paper,a simple direct space-time semi-analytical meshless scheme is proposed for the numerical approximation of the coupled Burgers'equations.During the whole solution procedure,two different schemes are consi...
关键词：radial basis functions coupled Burgers'equations meshless methods numerical simulation 
A Semi-analytical Model of Maximal First Principal Stress at Mode I Crack Tip
《Acta Mechanica Solida Sinica》2024年第5期798-811,共14页Simiao Yu Lixun Cai 
supported by the National Natural Science Foundation of China(Grant No.11872320);Sichuan Province Science and Technology Support Program(Grant No.2023NSFSC1296).
The first principal stress plays a key role in ductile fracture processes.Investigation of the distribution and evolution of the first principal stress at the crack tip is essential for exploring elastoplastic fractur...
关键词：Mode I crack 3D constraints Ramberg-Osgood law Energy density equivalence First principal stress 
Semi-analytical calculation model for friction of polymers on the example of POM|PE-UHMW and steel|PE-UHMW
《Friction》2024年第10期2355-2369,共15页André BERGMANN Jens SUMPF Niels DALLINGER Martin MONEKE Markus GOLDER 
funded by the Federal Ministry of Economic Affairs and Energy(BMWi)through the“Otto von Guericke”German Federation of Industrial Research Associations(AiF)on the basis of a resolution of the German Bundestag as part of the programme to promote joint industrial research(IGF No.20967 BG).
In this paper,a semi-analytical calculation model for the coefficient of friction(COF)of single spherical protrusions is presented.It allows the prediction of the deformative friction part(μ_(def))and adhesive fricti...
关键词：tribology FRICTION POLYMERS model contact polyoxymethylene(POM) polyethylene with ultra-high molecular weight(PE-UHMW) 
A semi-analytical pressure and rate transient analysis model for inner boundary and propped fractures exhibiting dynamic behavior under long-term production conditions
《Petroleum Science》2024年第4期2520-2535,共16页Lin-Song Cheng Chong Cao Quan-Yu Pan Pin Jia Ren-Yi Cao Zhi-Kai Wang Jun-Jie Shi 
financial funding of National Natural Science Foundation of China (No.52004307);China National Petroleum Corporation (No.ZLZX2020-02-04);the Science Foundation of China University of Petroleum,Beijing (No.2462018YJRC015)。
The loss of hydrocarbon production caused by the dynamic behavior of the inner boundary and propped fractures under long-term production conditions has been widely reported in recent studies.However,the quantitative r...
关键词：Semi-analytical model Length shrinkage Dynamic behavior Boundary changes Transient behavior 
Micromechanics of Thermal Conductive Composites:Review,Developments and Applications
《Acta Mechanica Solida Sinica》2024年第2期215-237,共23页Guannan Wang Yulin Huang Mengyuan Gao Qiang Chen 
supported by the National Key Research and Development Program of China(No.2020YFA0711700);the National Natural Science Foundation of China(No.12322206,U22A200531,and 12002303).
Micromechanics investigations of composites with fiber-shaped reinforcement are extensively applied in the engineering design and theoretical analysis of thermal composites in the aerospace engineering and high-tech i...
关键词：Micromechanics models Thermal fibrous composites Microstructural detail-free models Semi-analytical and numerical methods Interfacial effects Woven composites Natural composites 
A semi-analytical multi-harmonic balance method on full-3D contact model for dynamic analysis of dry friction systems
《Chinese Journal of Aeronautics》2024年第2期309-329,共21页He SUN Dayi ZHANG Yaguang WU Qingyang SHEN Dianyin HU 
financially supported by the National Natural Science Foundation of China(Nos.52175071,91860205);the Major Projects of Aero-engines and Gas turbines(No.J2019-IV-023-0091)。
Dry friction damping structures are widely-used in aero-engines to mitigate vibration.The nonlinear nature of friction and the two-dimensional in-plane motion on the contact interface bring challenges to accurately an...
关键词：Dry friction damping Multi-harmonic balance method Trajectory tracking method Jacobian matrix Shrouded blade 
Semi-analytical investigation of heat transfer in a porous convective radiative moving longitudinal fin exposed to magnetic field in the presence of a shape-dependent trihybrid nanofluid被引量：1
《Applied Mathematics and Mechanics(English Edition)》2024年第1期197-216,共20页C.G.PAVITHRA B.J.GIREESHA M.L.KEERTHI 
Project supported by the DST-FIST Program for Higher Education Institutions of India(No. SR/FST/MS-I/2018/23(C))。
The thermal examination of a non-integer-ordered mobile fin with a magnetism in the presence of a trihybrid nanofluid(Fe_3O_4-Au-Zn-blood) is carried out. Three types of nanoparticles, each having a different shape, a...
关键词：convection radiation moving longitudinal fin Adomian decomposition Sumudu transform method(ADSTM) trihybrid nanofluid magnetic field 
Semi-analytical Modeling of the Influence of Macro Bending Effects on Micro Contact-Inhomogeneity Problems
《Acta Mechanica Solida Sinica》2023年第6期860-874,共15页Jinran Li Linlin Sun Ning Zhao Pu Li 
support from the National Science and Technology Major Project(no.J2019-VII-0017-0159);the National Natural Science Foundation of China(no.52205048);support from the National Natural Science Foundation of China(no.52205192);Jinran Li would like to thank the China Scholarship Council(CSC)for its financial support(file no.201906290129)during his studies at Northwestern University as a visiting student.
This study examines the effects of macroscopic bending and microscopic contact loading in inhomogeneous materials using a semi-analytical model based on Eshelby’s equivalent inclusion method.The model accounts for be...
关键词：Contact analysis Bending effects INHOMOGENEITY Equivalent inclusion method Semi-analytical model 
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