Effect of height of second-stage cooling on concrete thermal creep stress 二期冷却高度对混凝土温度徐变应力的影响
Time dependent reliability of concrete gravity dam affected by random thermal creep stress 随机徐变应力影响下重力坝时变可靠度初探
3-D FEM Analysis on Temperature Field and Thermal Creep Stresses Field in the Masonry Arc Dam 砌石拱坝温度场和温度徐变应力场三维有限元分析
Thermal field and thermal creep stress field were made of masonry arc dam by 3-D FEM. 用三维有限元法对砌石拱坝进行了不稳定温度场和温度徐变应力场仿真分析。
Thus in this paper a two-dimension thermal elasto-plastic and creep stress ( TEPC) model for thin slab strand is developed. 针对这一目的,文中建立了薄板坯连铸二维热弹塑性蠕变应力(TEPC)模型。
Random Thermal Creep Stress Analysis of a Concrete Gravity Dam 重力坝的随机徐变应力场研究
The slip coefficient Cm, the thermal creep coefficient Cs and the temperature jump coefficient Ct are determined from the first approximation of the inner solution. 滑移系数Cm,热蠕动系数Cs和温度跳跃系数Ct,做为待定量在内区解的一阶近似中定出。
A worked example given at the end of this paper shows that the difference between the tensile and compressive creeps of the fly-ash concrete will cause great influence on the thermal creep stress of structures. 文末算例说明,在一般混凝土坝中掺加粉煤灰后,由于混凝土的拉压徐变不相等,对其温度徐变应力有相当的影响。
Failure Behavior of Thermal Barrier Coatings in Creep Environment 在高温蠕变环境中的热障涂层失效行为
Thermal elasto plastic creep contact analysis between turbine disk and blade 涡轮叶片与涡***热弹塑性蠕变接触分析
The analysis proves that the thermal creep must be taken into account in the calculation for the prestressed concrete structure subjected to fire. 有限元分析表明对火灾下的预应力混凝土结构必须要考虑预应力钢筋的高温蠕变作用。
The first excursion reliability analysis of mass concrete structures influenced by random thermal creep stresses 混凝土结构温度徐变应力的首次超越可靠度
The mechanical properties of bars, such as tension, thermal stability, creep rupture and creep, were tested. 测试了复合材料棒材的拉伸、热稳定性、持久和蠕变等力学性能。
The fundamental theory and the finite element formulae for creep analysis are presented. The Creep analysis being added to FEM program expressed in reference literature ( 1), and extended to the FEM program of thermal elasto-plastic creep analysis. The typical examples are given in this paper. 介绍了蠕变分析的基本原理及有限元公式,并将蠕变分析加入参考文献〔1〕所述的有限元程序,扩充为热弹塑性蠕变分析的有限元程序.文中给出了典型算例。
Based on the theory of equivalent age and with the help of APDL offered by ANSYS software, the research on thermal creep stress calculation of early-age concrete considering temperature effect on the modulus and creep is carried out. 基于等效龄期理论,借助于ANSYS软件提供的APDL语言,进行考虑温度影响效应的混凝土早期徐变应力场计算方法的研究。
How to calculate thermal creep stress filed of early-age concrete considering temperature effect by ANSYS software. 如何基于ANSYS软件平台进行考虑温度影响效应的混凝土结构早期温度徐变应力场的计算。
Testing Research on thermal creep strain model of prestressing tendons and application of FEM analysis 预应力钢筋高温蠕变试验研究及有限元分析应用
Thermal-elastic and Creep Analysis of K-type Reaction Cylinders K式反应罐的热弹性及蠕变分析
Advancement of thermal creep stress analysis for RCC dam 碾压混凝土坝温度徐变应力仿真分析的进展
Study on Crosslinking Characteristics of Vulcanizate and Its Molecular Chain Scission and Crosslink Break during Thermal Oxidative Aging with Creep Test 利用蠕变试验研究硫化胶热氧老化过程中的链键断裂和交联特性
Random Thermal Creep Stresses in Concrete Structures 非平稳温度场影响下混凝土结构的随机徐变应力
Two-dimension Thermal Elasto-plastic and Creep Stress Model for Thin Slab Strand in Continous Casting 连铸薄板坯的二维热弹塑性蠕变应力模型
Effect of Slow Thermal Fatigue on Creep Property of Cr-Mo-V Ferrite Heat Resistance Steel 慢速热循环对铬钼钒铁素体耐热钢蠕变性能的影响
Based on the concept of thermal activation of creep, a constitutive equation is given to describe the creep behaviour of materials at elevated temperature. 以蠕变过程中的热激活这一微观机理为基础,建立了蠕变曲线分析方程。
Using 2-D finite element method, authors developed an analysis program package, including tem-perature field, thermal elastic-plastic, creep, thermal fatigue and computer drawing. 作者编制了二维温度场、热弹塑性、蠕变、热疲劳以及计算机绘图的有限元分析程序包。
Analyzing Thermal Creep Stresses in Base Concrete Block Using Anisotropic Physical Parameters of Bed Rock 用基岩各向异性热学参数分析混凝土基础块的温度徐变应力
Attraction Field-Sensor Field with Rotation Random Thermal Creep Stress Analysis of a Concrete Gravity Dam 引力场&有旋的张量场重力坝的随机徐变应力场研究
Effect of Yttrium on the Thermal Stability and Creep Resistance of High Temperature Titanium Alloy 钇对Ti-1100高温钛合金热稳定性和蠕变行为的影响
It is also indicated that the main influencing factors of the prestressing loss of prestressed members at high temperature are the relaxation and creep of prestressed steel cable, the thermal creep of concrete and the thermal expansion difference between steel cable and concrete. 受高温作用的预应力构件产生附加预应力损失的主要因素有高温作用下预应力钢筋的松弛和蠕变、混凝土的高温徐变和钢筋与混凝土的热膨胀差。
Set up in-phase and out-of-phase thermal fatigue model, analyze the difference between them. Finally, add the effects of creep factor, analyze the combined effect of thermal fatigue and creep on crack growth. 建立同相和异相热疲劳模型,分析两者的区别。最后,加入蠕变的影响因素,分析热疲劳和蠕变共同作用对裂纹扩展的影响。