云南高校图书馆联盟文献共享服务平台- MESOMECHANICS

MESOMECHANICS: 作品数：12被引量：41H指数：3; 导出分析报告; 相关领域：一般工业技术更多>>; 相关期刊：《Applied Mathematics and Mechanics(English Edition)》《International Journal of Smart and Nano Materials》《Science China(Physics,Mechanics & Astronomy)》《Science China(Technological Sciences)》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中国博士后科学基金更多>>

Rheological properties of a multiscale granular system during mixing of cemented paste backfill:A review被引量：3: 《International Journal of Minerals,Metallurgy and Materials》2023年第8期1444-1454,共11页Cuiping Li Xue Li Zhu’en Ruan; financially supported by the National Key R&D Program of China (No.2022YFC2903803);the National Natural Science Foundation of China (No.52130404);China Postdoctoral Science Foundation (No.2021M690011);Guangdong Basic and Applied Basic Research Foundation(No.2021A1515110161);Postdoctor Research Foundation of Shunde Graduate School of University of Science and Technology Beijing (No.2021BH011);the Fundamental Research Funds for the Central Universities (No.FRF-TP-22-112A1); The technology of cemented paste backfill(CPB)is an effective method for green mining.In CPB,mixing is a vital process aiming to prepare a paste that meets the non-stratification,non-segregation,and non-bleeding requi...; 关键词：cemented paste backfill RHEOLOGY mixing process MESOMECHANICS structural evolution

Estimating pore volume compressibility by spheroidal pore modeling of digital rocks: 《Petroleum Exploration and Development》2020年第3期603-612,共10页SUI Weibo QUAN Zihan HOU Yanan CHENG Haoran; Supported by the National Natural Science Foundation of China(51474224);The Shenzhen Peacock Plan(KQTD2017033114582189);The Shenzhen Science and Technology Innovation Committee(JCYJ20170817152743178); The real pores in digital cores were simplified into three abstractive types,including prolate ellipsoids,oblate ellipsoids and spheroids.The three-dimensional spheroidal-pore model of digital core was established bas...; 关键词：digital rock MESOMECHANICS microscopic deformation spheroidal pore model pore volume compressibility coefficient calculation method

Mesomechanics coal experiment and an elastic-brittle damage model based on texture features被引量：3: 《International Journal of Mining Science and Technology》2018年第4期634-642,共9页Sun Chuanmeng Cao Shugang Li Yong; funding by the National Natural Science Foundation of China(Nos.51474039 and 51404046);the Project of Shanxi Provincial Federation of Coalbed Methane Research(No.2013012010);the Science Foundation of North University of China(No.XJJ2016033); To accurately describe damage within coal, digital image processing technology was used to determine texture parameters and obtain quantitative information related to coal meso-cracks. The relationship between damage ...; 关键词：Mesomechanics experiment Image processing Texture feature Damage variable Damage model

Mesomechanics Finite-element Method for Determining the Shear Strength of Mudded Intercalation Materials被引量：2: 《Journal of Wuhan University of Technology(Materials Science)》2017年第2期289-291,共3页胡启军 SHI Rendan YANG Xiaoqiang CAI Qijie HE Tianjun HE Leping; Funded by the National Natural Science Foundation of China(No.51574201);the State Key Laboratory of Geohazard Prevention and Geoenvironment Protection(Chengdu University of Technology)(KLGP2015K006);the Scientific and Technical Youth Innovation Group(Southwest Petroleum University)(2015CXTD05); A new method regarding mesomechanics finite-element research is proposed to predict the peak shear strength of mudded intercalation materials on a mesoscopic scale. Based on geometric and mechanical parameters, along ...; 关键词：mudded intercalation mesomechanics finite-element method mesoscale structure shear strength

Evaluation of dielectric and piezoelectric behavior of unpoled and poled barium titanate polycrystals with oxygen vacancies using phase field method: 《International Journal of Smart and Nano Materials》2016年第4期265-275,共11页Fumio Narita Takuya Kobayashi Yasuhide Shindo; This work was supported by JSPS KAKENHI Grant Number 16H04227.; This article studies the dielectric and piezoelectric behavior of unpoled and poled barium titanate(BaTiO_(3))polycrystals with oxygen vacancies.A phase field model is employed for BaTiO_(3) polycrystals,coupled with ...; 关键词：MESOMECHANICS phase field method ferroelectric ceramics piezoelectric property smart materials and structures

Estimation of thermophysical properties of solid propellants based on particle packing model被引量：4: 《Science China(Technological Sciences)》2013年第12期3055-3069,共15页ZHANG JianWei ZHI ShiJun SUN Bing; A method for the estimation of thermophysical properties of two-and multi-phase solid propellants is proposed in this paper.The theoretical solutions for thermal conductivity and specific heat of a homogeneous solid p...; 关键词：solid propellants thermal conductivity specific heat MESOMECHANICS finite element method

Mesomechanical simulation of direct shear test on outwash deposits with granular discrete element method被引量：6: 《Journal of Central South University》2013年第4期1094-1102,共9页石崇王盛年刘琳孟庆祥张强; Project(2011CB013504) supported by the National Basic Research Program of China;Projects(50911130366, 11172090) supported by the National Natural Science Foundation of China;Project supported by Central University Basic Research Special Fund, China; The mechanical properties of outwash deposits which are taken as unconsolidated geo-materials with the characteristics of non-uniformity, heterogeneity and multiphase have attracted much attention in engineering. Acco...; 关键词：outwash deposit direct shear test granular discrete element MESOMECHANICS

Multiscale modeling of heterogeneous propellants from particle packing tograin failure using a surface-based cohesive approach被引量：21: 《Acta Mechanica Sinica》2012年第3期746-759,共14页Shi-Jun Zhi Bing Sun Jian-Wei Zhang; In the present work, a computational frame- work is established for multiscale modeling and analysis of solid propellants. A packing algorithm, considering the am- monium perchlorate （AP） and aluminum （A1） particl...; 关键词：Solid propellants. Nonlinear mechanical behav-ior- Cohesive. Mesomechanics

Size effects of effective Young's modulus for periodic cellular materials被引量：2: 《Science China(Physics,Mechanics & Astronomy)》2009年第8期1262-1270,共9页DAI GaoMing ZHANG WeiHong; Supported by the National Natural Science Foundation of China (Grant No. 50775184);the National Basic Research Program of China (Grant No. 2006CB601-205);the Aeronautical Science Foundation (Grant No. 2008ZA53007);the Doctorate Foundation of Northwestern Polytechnical University (Grant No. CX200610);the State Key Laboratory of Advanced Design and Manufacturing for Vehicle Body, Hunan University (Grant No. 30715003); With the wide demands of cellular materials applications in aerospace and civil engineering,research effort sacrificed for this type of materials attains nowadays a higher level than ever before.This paper is focused ...; 关键词：PERIODIC cellular materials EFFECTIVE Young’s modulus size effect bending ENERGY METHOD homogenization METHOD G-A MESOMECHANICS METHOD STRETCHING ENERGY METHOD

Theoretical study of void closure in nonlinear plastic materials被引量：1: 《Applied Mathematics and Mechanics(English Edition)》2009年第5期631-642,共12页张效迅崔振山; supported by the National Basic Research Program of China (973 Program)(No.2006CB705401); Void closing from a spherical shape to a crack is investigated quantitatively in the present study. The constitutive relation of the Void-free matrix is assumed to obey the Norton power law. A representative volume el...; 关键词：void closure RVE MESOMECHANICS stress triaxiality CAE

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