TIME-DEPENDENT

作品数：545被引量：683H指数：11
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A microscopic approach to brittle creep and time-dependent fracturing of rocks based on stress corrosion model
《Deep Resources Engineering》2024年第3期12-29,共18页Tao Xu Zhen Heng Ben Liu Michael J.Heap P.L.P.Wasantha Zhiguo Li 
supported by the National Natural Science Foundation of China(grant numbers 42172312,52211540395);support from the Institut Universitaire de France(IUF).
A brittle creep and time-dependent fracturing process model of rock is established by incorporating the stress corrosion model into discrete element method to analyze the creep behavior and microcrack evolution in bri...
关键词：Time-dependent cracking CREEP Damage Brittle rocks Micromechanical modeling 
Uncovering the creep deformation mechanism of rock-forming minerals using nanoindentation被引量：3
《International Journal of Mining Science and Technology》2022年第2期283-294,共12页Zhaoyang Ma Chengpeng Zhang Ranjith Pathegama Gamage Guanglei Zhang 
financial support provided by the China Scholarship Council(No.201706420055);funded by various projects,namely,China Postdoctoral Science Foundation(No.2020M673142);Chongqing Science and Technology Bureau Foundation(No.cstc2020jcyj-bsh0059);Chongqing Human Resources and Social Security Bureau Foundation(No.cx2019100);Chongqing Science and Technology Bureau Foundation(No.cstc2020jcyj-zdxm0122);National Natural Science Foundation of China(No.U19B2009)。
The creep phenomenon of rocks is quite complex and the creep mechanisms are far from being well understood.Although laboratory creep tests have been carried out to determine the creep deformation of various rocks,thes...
关键词：NANOINDENTATION GRANITE Time-dependent creep Stress exponent Strain rate sensitivity Fracture toughness 
Novel experimental techniques to assess the time-dependent deformations of geosynthetics under soil confinement被引量：1
《Journal of Rock Mechanics and Geotechnical Engineering》2021年第2期410-419,共10页Carina Maia Lins Costa Jorge Gabriel Zornberg 
This paper is dedicated to Benedito Bueno(in memoriam),a brilliant researcher and former professor at University of São Paulo,to whom the authors are indebted for his vision and enormous contribution during the development of this work.This study was financed in part by the Coordenação de Aperfeiçoamento de Pessoal de Nível Superior(CAPES),Brazil(finance code 001).
A new experimental approach to assess the impact of soil confinement on the long-term behavior of geosynthetics is presented in this paper.The experimental technique described herein includes a novel laboratory appara...
关键词：GEOSYNTHETICS GEOTEXTILE CREEP Stress relaxation Reinforced soil Long-term deformation 
A new method of developing elastic-plastic-viscous constitutive model for clays被引量：3
《Science China(Technological Sciences)》2020年第2期303-318,共16页LU DeChun MIAO JinBo DU XiuLi LIANG JingYu 
supported by the National Natural Science Foundation of China(Grant Nos.51522802,51778026,51421005&51538001);the Natural Science Foundation of Beijing(Grant No.8161001)。
A new method is presented to develop the existing elastic-plastic constitutive model into an elastic-plastic-viscous one for clays.The actual loading process is divided into an instant process and a delayed process de...
关键词：clays CONSTITUTIVE model reference state line TIME-DEPENDENT BEHAVIOURS CREEP strain rate 
LONG-TERM CREEP ASSESSMENT OF VISCOELASTIC POLYMER BY TIME-TEMPERATURE-STRESS SUPERPOSITION被引量：10
《Acta Mechanica Solida Sinica》2012年第6期571-578,共8页Wenbo Luo Chuhong Wang Xiaoling Hu Tingqing Yang 
supported by NSFC(No. 11172256);NCET (No. NCET-08-0685);Key Project of Chinese Ministry of Education (No. 209085);Aid Program for Science and Technology Innovative Research Team in Higher Educational Institutions of Hunan Province
Nonlinear viscoelastic creep properties of poly （methyl methacrylate） at various temperatures and stress levels were measured in short-term tests to check the applicability of time-temperature-stress superposition p...
关键词：TIME-DEPENDENT POLYMER VISCOELASTIC CREEP time-temperature-stress superposi-tion master curve pair-shift 
ANALYTICAL ANALYSIS OF INTERFACIAL STRESSES IN FRP-RC HYBRID BEAMS WITH TIME-DEPENDENT DEFORMATIONS OF RC BEAM被引量：2
《Acta Mechanica Solida Sinica》2011年第6期519-526,共8页Bouazza Fahsi Kouider Halim Benrahou Baghdad Krour Abdeloauhed Tounsi Samir Benyoucef1 E Abbas Adda Bedia 
In this paper, the effect of time-dependent deformations （such as shrinkage and creep） on the interracial stresses between an RC beam and FRP plate is presented. For this end, a closed-form solution for such stresse...
关键词：hybrid structure RC beams FRP composites interfacial stresses CREEP SHRINKAGE 
MODELLING STRAIN-RATE-DEPENDENCY OF NATURAL SOFT CLAYS COMBINED WITH ANISOTROPY AND DESTRUCTURATION被引量：12
《Acta Mechanica Solida Sinica》2011年第3期216-230,共15页Zhen-Yu Yin Minna Karstunen 
sponsored by the Academy of Finland (Grants 210744 and 1284594);the European Community through the program ‘People’ as part of the Industry-Academia Pathways;Partnerships project GEO-INSTALL (PIAP-GA-2009-230638)
The paper aims to investigate modelling the strain-rate-dependency of natural soft clays combined with anisotropy and destructuration using an elasto-viscoplastic model. The model is based on Perzyna＇s overstress the...
关键词：anisotropic materials CREEP DEBONDING TIME-DEPENDENT 
Time-dependent viscoelastic properties along rat small intestine被引量：2
《World Journal of Gastroenterology》2005年第32期4974-4978,共5页James B Smith Jing-Bo Zhao Yan-Ling Dou Hans Gregersen 
Supported by the Karen Elise Jensens Foundation and the Danish Technical Research Council
AIM： To measure the time-dependent （viscoelastic） behavior in the change of the small intestinal opening angle and to test how well the behavior could be described by the Kelvin model for a standard linear solid. M...
关键词：BIOMECHANICS Standard linear solid CREEP Opening angle 
TDFAD APPROACH TO HIGH TEMPERATURE DEFECT ASSESSMENT AND ITS ENGINEERING APPLICATION被引量：4
《Chinese Journal of Mechanical Engineering》2004年第4期537-542,共6页XuanFuzhen TuShandong WangZhengdong 
ThisprojectissupportedbyNationalNaturalScienceFoundationofChina(No.50225517)NaturalScienceFoundationofShanghai,China(No.03ZR14022).
From the idea of failure of defective structures at high temperature beingcontrolled by two mechanisms: fast fracture due to creep crack growth initiating at the crack tipand creep rupture on the weakened section, a t...
关键词：Defective structure Safety assessment CREEP High temperature Time-dependent failure assessment diagram 
EVALUATION OF THE TIME DEPENDENT FAILURE ASSESSMENT CURVES FOR 10CrMo910 AND 316 SS AT 550℃被引量：4
《Acta Metallurgica Sinica(English Letters)》2004年第4期443-449,共7页F.Z.Xuan S.D.Tu Z.D.Wang C.W.Ma 
supported by the National Natural Science Foundation of China(No.50225517);the Natural Science Foundation of Shanghai(No.03ZR14022)
10CrMo910 and 316 stainless steel are widely adopted in high temperature structures of power generations, chemical processing plants and petroleum refineries. In this work, a total of 10000 hour tensile creep test on ...
关键词：10CrMo910 316 stainless steel CREEP time-dependent failure assessment curve 
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