PRE-STRESS

作品数：15被引量：25H指数：3
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相关领域：建筑科学更多>>
相关作者：曹双寅张建文孙志亮更多>>
相关机构：东南大学武汉科技大学天津大学更多>>
相关期刊：《Applied Mathematics and Mechanics(English Edition)》《Communications in Computational Physics》《Chinese Journal of Mechanical Engineering》《Earthquake Engineering and Engineering Vibration》更多>>
相关基金：国家自然科学基金国家教育部博士点基金国家重点基础研究发展计划更多>>
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On calculating glacial isostatic adjustment
《Geodesy and Geodynamics》2024年第5期441-452,共12页L.M.Cathles 
Modeling the earth's fluid and elastic response to the melting of the glaciers of the last ice age is the most direct way to infer the earth's radial viscosity profile.Here,we compare two methods for calculating the v...
关键词：Glacial isostatic adjustment Viscoelastic normal modes Hydrostatic pre-stress Elastic buoyancy Correspondence principle 
Mathematical framework of nonlinear elastic waves propagating in pre-stressed media
《Applied Mathematics and Mechanics(English Edition)》2024年第10期1705-1716,共12页Jiangcheng CAI Mingxi DENG 
supported by the National Natural Science Foundation of China(No.12134002)。
Acoustic nonlinearity holds potential as a method for assessing material stress.Analogous to the acoustoelastic effect,where the velocity of elastic waves is influenced by third-order elastic constants,the propagation...
关键词：acoustoelastic effect nonlinear elastic wave pre-stress medium higher-order elastic constant 
Creep anisotropy behavior,deformation mechanism,and its efficient suppression method in Inconel 625 superalloy
《Journal of Materials Science & Technology》2023年第2期58-76,共19页Xudong Liu Jiangkun Fan Kai Cao Fulong Chen Ruihao Yuan Degui Liu Bin Tang Hongchao Kou Jinshan Li 
supported by the National Science and Technology Major Project(Nos.J2019-VI-0023-0140 and MJ-2018-G-48).
Mill products,such as sheets,usually show obvious anisotropy in their mechanical properties,which greatly affects both their applications and workability.In this study,the orientation-dependent tensile and creep behav...
关键词：Nickel superalloys Creep anisotropy Deformation mechanisms Texture Pre-stress aging 
Strength weakening effect of high static pre-stressed granite subjected to low-frequency dynamic disturbance under uniaxial compression被引量：9
《Transactions of Nonferrous Metals Society of China》2022年第7期2353-2369,共17页Wu-xing WU Feng-qiang GONG Quan JIANG 
financially supported by the National Natural Science Foundation of China (No.42077244);the Open Research Fund of State Key Laboratory of Geomechanics and Geotechnical Engineering,Institute of Rock and Soil Mechanics,Chinese Academy of Sciences (No.Z020005);the Fundamental Research Funds for the Central Universities of Southeast University,China (No.2242021R10080)。
This study aimed to elucidate the strength weakening effect of high static pre-stressed rocks subjected to low-frequency disturbances under uniaxial compression.Based on the uniaxial compressive strength(UCS)of granit...
关键词：deep rock high static pre-stress low-frequency dynamic disturbance strength weakening effect uniaxial compression ROCKBURST 
Flexural Property of String Beam of Pre-Stressed Glulam Based on Influence of Regulation and Control被引量：2
《Structural Durability & Health Monitoring》2019年第2期143-179,共37页Nan Guo Wenbo Wang Hongliang Zuo 
In the process,this project was supported by the Fundamental Research Funds for the Central Universities(2572017DB02);Natural Science Foundation of Heilongjiang Province(JJ2019LH0696);by Postdoctoral Scientific Research Developmental Fund of Heilongjiang Province in 2016(LBH-Q16011).
Applying pre-stress in glulam beam can reduce its deformation and make full use of the compressive strength of wood.However,when the glulam with low strength and the pre-stressed steel with high strength form combined...
关键词：STRING beam of GLULAM FLEXURAL PROPERTY experimental study PRE-STRESS REGULATION and control 
Finite Element Analysis of the Pelvis after Customized Prosthesis Reconstruction被引量：3
《Journal of Bionic Engineering》2018年第3期443-451,共9页Enchun Dong Ling Wang Taimoor Iqbal Dichen Li Yaxiong Liu Jiankang He Binghui Zhao Yuan Li 
This work was supported by the Program of the National Natural Science Foundation of China （Grant Nos. 51205303 and 51323007）, the Fundamental Research Funds for the Central Universities, the Research Fund for the Doctoral Program of Higher Education of China （RFDP）, and the Program of International Scientific ＆ Technological Cooperation and Exchange Planning of Shaanxi Province （Grant No. 2017KW-ZD-02）.
Custom-made pelvic prostheses are normally employed to reconstruct the biomechanics of the pelvis for improving patient＇s life quality. However, due to the large demand of biomechanical performance around the pelvic ...
关键词：customized hemi-pelvic prosthesis finite element analysis BIOMECHANICS screws pre-stress 
Experimental study on seismic behavior of circular RC columns strengthened with pre-stressed FRP strips被引量：1
《Earthquake Engineering and Engineering Vibration》2013年第4期625-642,共18页Zhou Changdong Lu Xilin Li Hui Tian Teng 
National Natural Science Foundation of China under Grant No.51178029; State Key Laboratory for Disaster Reduction in Civil Engineering at Tongji University under Grant No.SLDRCE08-MB-01
Bonding fiber reinforced polymer （FRP） has been commonly used to improve the seismic behavior of circular reinforced concrete （RC） columns in engineering practice. However, FRP jackets have a significant stress hy...
关键词：experimental study circular reinforced concrete column PRE-STRESS fiber reinforced polymer axial loadratio seismic behavior active confinement 
Antiplane Wave Scattering from a Cylindrical Void in a Pre-Stressed Incompressible Neo-Hookean Material
《Communications in Computational Physics》2012年第2期367-382,共16页William J.Parnell I.David Abrahams 
An isolated cylindrical void is located inside an incompressible nonlinearelasticmediumwhose constitutive behaviour is governed by a neo-Hookean strain energy function.In-plane hydrostatic pressure is applied in the f...
关键词：PRE-STRESS INCOMPRESSIBLE neo-Hookean rubber incremental SH waves scattering line source 
Mechanism of biaxial pre-stress method on welding residual stress and hot cracks controlling
《China Welding》2009年第1期40-42,共3页刘雪松 周广涛 王苹 刘昊元 方洪渊 
Based on the conventional uniaxial pre-tensile stress method during welding, this study presents a new method of welding with biaxial pre-stress. With the help of numerical simulation, experiments were carried out on ...
关键词：biaxial pre-stress method welding residual stress and distortion hot cracks simulation 
Theoretical and experimental research on characteristics of lateral vibration for a pre-stress bolt supporting system
《Journal of Coal Science & Engineering(China)》2009年第1期33-37,共5页LI Qing-feng ZHU Chuan-qu DUAN YU 
Supported by the National Natural Science Foundation of China(50674046);National Natural Science Important Foundation of China(50634050);National Basic Research Program of China(2007CB209400)
According to the structure and stress trait of bearing bolts,a lateral-vibrationmechanics model was established for them,and the relation between lateral-vibration frequencyand axial load was analyzed;then,lateral-vib...
关键词：prestressed bolts lateral vibration axial force nondestructive detection 
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