成果/Result
- Uniaxial mean stress relaxation of 9-12% Cr steel at high temperature: Experiments and viscoplastic constitutive modeling被引量：79收藏
- 作者：Wu, De-Long Xuan, Fu-Zhen Guo, Su-Juan Zhao, Peng
- 机构：E China Univ Sci & Technol
- 来源：INTERNATIONAL JOURNAL OF PLASTICITY 2016
- 关键词：Mean stress relaxation Constitutive behavior Cyclic loading Elastic-viscoplastic material
- Multi-axial creep-fatigue life prediction considering history-dependent damage evolution: A new numerical procedure and experimental validation被引量：75收藏
- 作者：Wang, Run-Zi Guo, Su-Juan Chen, Haofeng Wen, Jian-Feng Zhang, Xian-Cheng Tu, Shan-Tung
- 机构：East China Univ Sci & Technol;Univ Strathclyde
- 来源：JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS 2019
- 关键词：Creep-fatigue Unified viscoplastic model Life prediction Crack initiation sites Multi-axial stress states
- The role of anelastic recovery in the creep-fatigue interaction of 9-12% Cr steel at high temperature被引量：47收藏
- 作者：Zhang, Shang-Lin Xuan, Fu-Zhen Guo, Su-Juan Zhao, Peng
- 机构：East China Univ Sci & Technol;Sch Mech & Power Engn;East China Univ Sci & Technol
- 来源：INTERNATIONAL JOURNAL OF MECHANICAL SCIENCES 2017
- 关键词：Creep-fatigue interaction Anelastic recovery Life prediction
- The creep-fatigue behavior of a nickel-based superalloy: Experiments study and cyclic plastic analysis被引量：34收藏
- 作者：Sun, Li Bao, Xiao-Guang Guo, Su-Juan Wang, Run-Zi Zhang, Xian-Cheng Tu, Shan-Tung
- 机构：East China Univ Sci & Technol
- 来源：INTERNATIONAL JOURNAL OF FATIGUE 2021
- 关键词：Creep-fatigue Cyclic softening Stress relaxation Back stress Isotropic stress
- A comparative study on the cyclic plasticity and fatigue failure behavior of different subzones in CrNiMoV steel welded joint被引量：31收藏
- 作者：Guo, Su-Juan Wang, Run-Zi Chen, Haofeng Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol;Univ Strathclyde
- 来源：INTERNATIONAL JOURNAL OF MECHANICAL SCIENCES 2019
- 关键词：Cyclic softening Ratchetting Low cycle fatigue Failure location
- A modified damage-coupled viscoplastic constitutive model for capturing the asymmetric behavior of a nickel-based superalloy under wide creep-fatigue loadings被引量：28收藏
- 作者：Sun, Li Liu, Li-Qiang Wang, Run-Zi Wang, Xiao-Wei Tan, Jian-Ping Guo, Su-Juan Wang, Ji Zhang, Ding -Wu Zhang, Xian-Cheng Tu, Shan-Tung
- 机构：East China Univ Sci & Technol;Nanjing Tech Univ;China United Gas Turbine Technol Co Ltd;East China Univ Sci & Technol
- 来源：INTERNATIONAL JOURNAL OF FATIGUE 2022
- 关键词：Creep-fatigue Cyclic softening Back stress Deformation mechanism Damage-coupled viscoplastic constitutive model
- Effect of cyclic loadings on stress relaxation behaviors of 9-12%Cr steel at high temperature被引量：12收藏
- 作者：Wang, Cheng Xuan, Fu-Zhen Zhao, Peng Guo, Su-Juan
- 机构：East China Univ Sci & Technol
- 来源：MECHANICS OF MATERIALS 2021
- 关键词：Stress relaxation Cyclic loading Constitutive model
- Viscoplastic constitutive modelling of the ratchetting behavior of 35CrMo steel under cyclic uniaxial tensile loading with a wide range of stress amplitude被引量：12收藏
- 作者：Zheng, Xiaotao Wang, Wei Guo, Sujuan Xuan, Fuzhen
- 机构：Wuhan Inst Technol;East China Univ Sci & Technol
- 来源：EUROPEAN JOURNAL OF MECHANICS A-SOLIDS 2019
- 关键词：35CrMo Stress amplitude Rate-dependent Viscoplasticity Ratchetting constitutive model
- Study of micro deformation of austenitic-ferrite duplex stainless steel by nanoindentation method被引量：10收藏
- 作者：Guo, Sujuan Cui, Yuanyuan Xuan, Fuzhen Wang, Xiao
- 机构： Key Laboratory of Pressure System and Safety; School of Science
- 来源：Key Engineering Materials 2017
- 关键词：Austenite - Nanoindentation - Austenitic stainless steel - Creep - Unloading
- Local deformation distribution and evolution of 25cr2ni2mov welded joints under uniaxial tensile loading被引量：9收藏
- 作者：Ye, Fan Si, Jun Pan, Zijian Guo, Sujuan Zhu, Mingliang Zhao, Jian
- 机构： Key Laboratory of Pressure Systems and Safety; Shanghai Institute of Special Equipment Inspection and Technical Research; School of Aerospace Engineering and Applied Mechanics; Shanghai Institute of Aircraft Mechanics and Control
- 来源：Journal of Physics: Conference Series 2025
- 关键词：Chromium alloys - Strain - Tensile strength - Vanadium alloys - Vanadium steel - Welded steel structures - Welding - Welds
- Verification of stress transfer mechanism in fatigue crack growth under overload被引量：6收藏
- 作者：Wang, Chen Chen, Rong Guo, Su-Juan Zhu, Ming-Liang Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol
- 来源：THEORETICAL AND APPLIED FRACTURE MECHANICS 2023
- 关键词：Fatigue crack growth Overload effect Stress transfer Crack tip blunting Crack closure
- Measurement of small rotation angle of flange joints by a novel flexure magnifying mechanism被引量：5收藏
- 作者：Zheng, Xiaotao Wei, Fen Chen, Haofeng Guo, Sujuan Xuan, Fuzhen
- 机构：Wuhan Inst Technol;Univ Strathclyde;East China Univ Sci & Technol
- 来源：MEASUREMENT 2019
- 关键词：Flexure magnifying mechanism Flange joints Measurement Rotation angle Leakage rate
- Micromechanical Observation and Numerical Simulation for Local Deformation Evolution of Duplex Stainless Steel被引量：3收藏
- 作者：Zhao, Jian Shi, Yanru Guo, Sujuan Zhu, Mingliang
- 机构：Tongji Univ;East China Univ Sci & Technol
- 来源：MATERIALS 2022
- 关键词：duplex stainless steel nanoindentation digital image method finite element local stress and strain distribution
- GH4169合金蠕变疲劳行为的有限元模拟及寿命预测被引量：2收藏
- 作者：姚萍 王润梓 郭素娟 张显程
- 机构：华东理工大学承压系统与安全教育部重点实验室
- 来源：《航空学报》 2018
- 关键词：GH4169 蠕变-疲劳 循环塑性 损伤 有限元 寿命
- 摘要：考虑蠕变-疲劳损伤,对部件材料进行合理的循环变形描述和准确的寿命预测,是保证航空发动机等高温设备长周期安全运行需要解决的关键问题之一。基于大型有限元软件abAQUS,采用组合Chaboche随动强化准则和Voce各向同性...
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- Study on the Local Mechanical Behavior and Forming Safety of the Clad Steel Plate Used in the Accumulator Tank of Nuclear Plant被引量：1收藏
- 作者：Guo, S. J. Ding, J. Zhang, S. L. Wen, J. F. Xuan, F. Z.
- 机构：E China Univ Sci & Technol;Baoshan Iron & Steel Co Ltd
- 来源：PRESSURE VESSEL TECHNOLOGY: PREPARING FOR THE FUTURE 2015
- 关键词：Clad steel plates Accumulator tank Component properties Mechanical behavior Forming safety
- A Numerical Procedure for Shakedown Analysis of Thick Cylindrical Vessels with Crossholes under Dual Cyclic Loadings被引量：1收藏
- 作者：Chen, Yangxi Jin, Xin Guo, Yan Zhao, Jian Guo, Sujuan
- 机构：East China Univ Sci & Technol;China Nucl Power Technol Res Inst Co Ltd;Sun Yat sen Univ;Tongji Univ;Shanghai Inst Aircraft Mech & Control
- 来源：MATERIALS 2023
- 关键词：shakedown cyclic internal pressure cyclic thermal loading thick cylindrical vessels crossholes
- Trans-Scale Progressive Failure Analysis Methodology for Composite Materials Incorporating Interfacial Phase Effect被引量：1收藏
- 作者：Li, Zhijie Peng, Fei Zhao, Jian Guo, Sujuan Hu, Lefei Gong, Yu
- 机构：Tongji Univ;Beijing Inst Astronaut Syst Engn;Natl Key Lab Strength & Struct Integr;Shanghai Inst Aircraft Mech & Control;East China Univ Sci & Technol
- 来源：MATERIALS 2025
- 关键词：composite trans-scale interface equivalence progressive failure
- 高温结构蠕变疲劳寿命设计方法:从材料到结构被引量：0收藏
- 作者：王润梓 廖鼎 张显程 朱顺鹏 涂善东 郭素娟
- 机构：华东理工大学承压系统与安全教育部重点实验室;电子科技大学系统可靠性与安全性研究中心
- 来源：《机械工程学报》 2021
- 关键词：蠕变疲劳 损伤评定 寿命设计 多轴应力 可靠性
- 摘要：诸多领域中的结构部件长期在高温变载的严苛环境下运行,其服役过程伴随着严重的蠕变疲劳交互作用。面向高温结构长寿命、高可靠服役的迫切需求,蠕变疲劳寿命设计方法日益受到了业界学者们的高度关注。介绍蠕变疲劳交互作用机理,总结复杂...
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- 国产反应堆压力容器用16MND5钢的蠕变损伤本构模型研究被引量：0收藏
- 作者：苏东川 张瀛 杜娟 孙英学 傅孝龙 李辉 邵雪娇 郭素娟
- 机构：中国核动力研究设计院核反应堆系统设计技术重点实验室;华东理工大学过程设备科学与工程研究室
- 来源：《核动力工程》 2022
- 关键词：反应堆压力容器(RPV) 完整性分析 高温蠕变 蠕变损伤本构模型
- 摘要：为了获得反应堆压力容器(RPV)材料在高温下的蠕变行为,保证RPV在严重事故工况下的完整性,本研究对国产RPV用16MND5钢的高温蠕变性能进行了测试,获得了600~900℃下材料的蠕变性能,并基于应变强化的基本蠕变本构...
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- Low-Cycle Fatigue Behavior and Microstructural Damage Mechanisms of 316L Austenitic Stainless Steel in Cryogenic Environments被引量：0收藏
- 作者：Guo, Sujuan Zhang, Guolong Chen, Junnan Li, Lei Zhang, Hui Li, Qicong Zhao, Jian
- 机构：East China Univ Sci & Technol;Natl Key Lab Strength & Struct Integr;Tongji Univ
- 来源：MATERIALS 2026
- 关键词：cryogenic environment 316L stainless steel low-cycle fatigue microstructural mechanisms fatigue failure
- 宏/微观循环本构模型及其在工程结构中的应用被引量：0收藏
- 作者：孙莉 郭素娟 苑光健 陈杨熙 张显程 涂善东
- 机构：华东理工大学机械与动力工程学院
- 来源：《机械工程学报》 2021
- 关键词：循环载荷 本构模型 宏观唯象 细观 晶体塑性
- 摘要：人类工业文明发展至今,石油化工、核电、航天航空等领域取得了显著的技术进步。在实际服役过程中,诸多复杂关重机械装备往往承受室温或高温循环载荷的作用。因此,对关重装备构件进行结构完整性评估,发展适用而精确的循环本构模型是其中...
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- 循环热机载荷作用下航空涡轮盘蠕变疲劳寿命预测被引量：0收藏
- 作者：陈克明 田若洲 郭素娟 王润梓 张成成 陈浩峰 张显程 涂善东
- 机构：华东理工大学承压系统与安全教育部重点实验室;中国航发商用发动机有限责任公司
- 来源：《航空学报》 2022
- 关键词：航空涡轮盘 蠕变疲劳 寿命预测 GH4169 温度场
- 摘要：基于循环弹塑性本构模型(考虑Chaboche随动强化演化律)、应变强化蠕变本构模型和对先进蠕变-疲劳损伤模型的结构拓展,建立了预测航空涡轮盘在循环热-机蠕变-疲劳载荷谱下的蠕变-疲劳行为的数值流程,实现了对某型涡轮盘的蠕...
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- 双相不锈钢各组相循环变形行为的纳米压痕试验和有限元表征方法研究被引量：0收藏
- 作者：郭素娟 史艳茹 贾云飞 赵剑
- 机构：华东理工大学承压系统与安全教育部重点实验室;同济大学航空航天与力学学院
- 来源：《机械工程学报》 2020
- 关键词：双相不锈钢 纳米压痕 塑性 循环塑性 循环本构参数
- 摘要：对双相不锈钢的奥氏体相和铁素体相,分别开展了不同加载模式(接触载荷和压入位移)和不同加载波形下的单向、循环纳米压痕试验,对比分析了两相的基本力学性能和压痕循环变形行为的演化规律。基于压痕试验结果和修正abDEL-KARI...
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