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DISCRETE: 作品数：1293被引量：1675H指数：14; 导出分析报告; 相关领域：理学更多>>; 相关作者：潘和平孟庆鑫郑洲顺郑珊王爽更多>>; 相关机构：南京航空航天大学清华大学西安交通大学东南大学更多>>; 相关期刊：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中国博士后科学基金更多>>

Nonlinear wave dispersion in monoatomic chains with lumped and distributed masses:discrete and continuum models: 《Applied Mathematics and Mechanics(English Edition)》2024年第4期633-648,共16页E.GHAVANLOO S.EL-BORGI; the support of Texas A&M University at Qatar for the 2022 Sixth Cycle Seed Grant Project。; The main objective of this paper is to investigate the influence of inertia of nonlinear springs on the dispersion behavior of discrete monoatomic chains with lumped and distributed masses.The developed model can repr...; 关键词：nonlinear mass-spring chain discrete model continuum model LindstedtPoincare method(LPM) method of multiple scales(MMS) DISPERSION phase velocity

Analysis of fracture propagation and shale gas production by intensive volume fracturing被引量：1: 《Applied Mathematics and Mechanics(English Edition)》2023年第8期1385-1408,共24页Qingdong ZENG Long BO Lijun LIU Xuelong LI Jianmeng SUN Zhaoqin HUANG Jun YAO; supported by the National Natural Science Foundation of China(Nos.52274038,52034010;42174143);the Taishan Scholars Project(No.tsqnz20221140);the Open Fund of State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation(Southwest Petroleum University)of China(No.PLN2020-5)。; This paper presents an integrated study from fracture propagation modeling to gas flow modeling and a correlation analysis to explore the key controlling factors of intensive volume fracturing.The fracture propagation...; 关键词：fracture network propagation shale gas fow intensive volume fracturing displacement discontinuity method(DDM) embedded discrete fracture model(EDFM)

A review of nonlinear piezoelectric energy harvesting interface circuits in discrete components被引量：3: 《Applied Mathematics and Mechanics(English Edition)》2022年第7期1001-1026,共26页Bin ZHANG Hongsheng LIU Shengxi ZHOU Jun GAO; the National Natural Science Foundation of China(Nos.51805298 and 12072267);the Natural Science Foundation of Shandong Province of China(No.ZR2019PEE015);the Fundamental Research Funds for the Central Universities of China(No.2019ZRJC006);the 111 Project of China(No.BP0719007);the Innovation Capability Support Plan of Shaanxi Province of China(No.2020KJXX-021);the Young Scholars Program of Shandong University,Weihai of China(No.20820201004)。; Piezoelectric energy harvesting is considered as an ideal power resource for low-power consumption gadgets in vibrational environments.The energy extraction efficiency depends highly on the interface circuit,and shoul...; 关键词：PIEZOELECTRIC NONLINEAR energy harvesting discrete component interface circuit

Free vibration of a sagged cable with attached discrete elements: 《Applied Mathematics and Mechanics(English Edition)》2019年第5期631-648,共18页W.PAKOS; An algorithm is presented to analyze the free vibration in a system composed of a cable with discrete elements, e.g., a concentrated mass, a translational spring, and a harmonic oscillator. The vibrations in the cable...; 关键词：free vibration sagged CABLE with ATTACHMENTS CONTINUOUS DISCRETE model

Study on the packed volume and the void ratio of idealized human red blood cells using a ?nite-discrete element method被引量：1: 《Applied Mathematics and Mechanics(English Edition)》2019年第5期737-750,共14页Dong XU Chunning JI A.MUNJIZA E.KALIVIOTIS E.AVITAL J.WILLAMS; Project supported by the Engineering and Physical Sciences Research Council(EPSRC)Turbulence Consortium Grant(No.EP/G069581/1);the Marie Curie International Incoming Fellowship(No.PIIF-GA-253453); Numerical simulations are performed to examine the packing behavior of human red blood cells(RBCs). A combined ?nite-discrete element method(FDEM) is utilized, in which the RBCs are modeled as no-friction and no-adhes...; 关键词：RED BLOOD cell (RBC) VOID ratio packed VOLUME DISCRETE element method

Numerical investigation of dual-porosity model with transient transfer function based on discrete-fracture model被引量：7: 《Applied Mathematics and Mechanics(English Edition)》2016年第5期611-626,共16页Yizhao WAN Yuewu LIU Weiping OUYANG Guofeng HAN Wenchao LIU; Project supported by the National Natural Science Foundation of China(No.5140232);the National Science and Technology Major Project(No.2011ZX05038003);the China Postdoctoral Science Foundation(No.2014M561074); Based on the characteristics of fractures in naturally fractured reservoir and a discrete-fracture model, a fracture network numerical well test model is developed. Bottom hole pressure response curves and the pressur...; 关键词：dual-porosity model （DPM） discrete-fracture model fracture network finite-element method upscaling numerical well test

Modified domain decomposition method for Hamilton-Jacobi-Bellman equations: 《Applied Mathematics and Mechanics(English Edition)》2010年第12期1585-1592,共8页陈光华陈光明戴智华; This paper presents a modified domain decomposition method for the numerical solution of discrete Hamilton-Jacobi-Bellman equations arising from a class of optimal control problems using diffusion models. A convergenc...; 关键词：optimal control discrete Hamilton-Jacobi-Bellman equations VARIATIONALINEQUALITY modified domain decomposition method CONVERGENCE

Two-dimensional discrete mathematical model of tumor-induced angiogenesis: 《Applied Mathematics and Mechanics(English Edition)》2009年第4期455-462,共8页赵改平陈二云吴洁许世雄 M.W.Collins 龙泉; supported by the National Natural Science Foundation of China (No. 10772051);the ScienceFoundation for the Excellent Youth Scholars of Higher Education of Shanghai (No. 571215);the Research Fund for the Doctoral Program of University of Shanghai for Science and Technology(No. 10D214); A 2D discrete mathematical model of a nine-point finite difference scheme is built to simulate tumor-induced angiogenesis. Nine motion directions of an individual endothelial cell and two parent vessels are extended i...; 关键词：tumor angiogenesis discrete mathematical model nine-point scheme nu-merical simulation

Some discrete SI and SIS epidemic models被引量：1: 《Applied Mathematics and Mechanics(English Edition)》2008年第1期113-119,共7页李建全娄洁娄梅枝; Project supported by the National Natural Science Foundation of China(Nos.10531030,10701053);the Natural Science Foundation of Shanxi Province of China(No.2005Z010); The probability is introduced to formulate the death of individuals, the recovery of the infected individuals and incidence of epidemic disease. Based on the assumption that the number of individuals in a population i...; 关键词：discrete epidemic model dynamical behavior fixed point STABILITY

Discrete formulation of mixed finite element methods for vapor deposition chemical reaction equations: 《Applied Mathematics and Mechanics(English Edition)》2007年第5期665-675,共11页罗振东周艳杰朱江; Project supported by the National Natural Science Foundation of China (Nos.10471100 and 40437017);the Science and Technology Foundation of Beijing Jiaotong University; The vapor deposition chemical reaction processes, which are of extremely extensive applications, can be classified as a mathematical model by the following governing nonlinear partial differential equations containing...; 关键词：vapor deposition chemical reaction equation the mixed finite element method semidiscrete formulation fully discrete formulation

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