1) creep rupture
蠕变破环
2) creep failure
蠕变破坏
1.
Three ways of the creep failure of the papersheet in the constant tensile loads including the creep of elastic failure, the creep of plastic failure, the creep of elastoplastic failure are described in this article.
利用损伤力学理论 ,研究了纸页受力变形时拉伸蠕变破坏的几种典型形式 ,主要包括 :蠕变弹性断裂、蠕变塑性破坏和蠕变弹塑性变化。
2.
The creep characteristics of frozen Lanzhou fine-sand and the impact of load vibration frequency on creep strain and creep failure are examined through a series of creep tests with different vibration frequencies.
通过一系列不同振动频率下的蠕变试验,分析冻结兰州细砂的蠕变变形特性以及频率对蠕变变形和蠕变破坏的影响。
3) creep rupture
蠕变破裂
1.
In order to predict the in-vessel core melt progression accurately and provide probabilistic safety assessment(PSA) level 2 with the reliable initialization conditions,the creep rupture failure of primary loops pressure boundary was taken into account in code calculation.
为准确预测压力容器内堆芯熔化的进程,为二级概率安全评价提供可信的初始条件,计算中考虑了一回路压力边界的蠕变破裂失效,并评价了人为干预对堆芯熔化进程及事故后果的影响。
2.
In order to predict the in-vessel core melt progression accurately and provide PSA-2 with the reliable initialization conditions,the creep rupture failure of primary loops pressure boundary is taken into account in code calculation.
为准确预测压力容器内堆芯熔化的进程,给二级PSA提供可信的初始条件,计算中考虑了一回路压力边界的蠕变破裂失效,并评价了人为干预对堆芯熔化进程及事故后果的影响。
4) cyclic creep
循环蠕变
1.
The Experimental Study and Constitutive Description on Cyclic Creep/Relax Behavior of Magnesium Alloy;
镁合金循环蠕变/松驰的实验研究与本构描述
2.
In order to quantitatively describe the damage of interaction between fatigue and cyclic creep,a new damage parameter considered stress rate and elasticity modulus rate was proposed to define the damage variable.
为了对疲劳与循环蠕变交互作用下的损伤进行定量描述,采用一种考虑应变比率和弹性模量2个参数共同描述损伤的变量,并建立了损伤力学模型,该模型能够综合表现疲劳循环过程中塑性应变变化和弹性模量变化规律。
3.
In order to quantitatively describe the damage of interaction between fatigue and cyclic creep,a new damage parameter named equivalent modulus was proposed to define the damage variable,and a continuum damage mechanics(CDM) model considering both effects of maximum stress and temperature on damage evolution was put forward.
为了对疲劳与循环蠕变交互作用下的损伤进行定量描述,采用一种新的损伤参量“等效模量”来定义损伤变量,提出了一种损伤力学模型,该模型能够综合体现最大应力和温度的影响。
5) creeping environment problems
环境蠕变
1.
In this paper, some facts of creeping environment problems in Hexi region of Gansu province were given, it was pointed out that environment deterioration and climate abnormity aroused by human activities could impact on the persistent development of society and economy, people should think much of this problem.
揭示了甘肃省河西地区环境蠕变的若干事实,指出人类活动引起的环境恶化和气候异常已严重影响到社会经济的可持续发展,需要引起人们的高度重视。
6) creeping environment
环境蠕变
1.
Some researches on the creeping environmental problems in recent years in International Center for Creeping Environmental Problems of Lanzhou were reviewed,including definition,significance,cases and countermeasures on creeping environment,and relationships among human activities,global warming and creeping environment.
综述了近年来兰州国际环境蠕变中心在环境蠕变方面的一些研究工作,包括:环境蠕变的定义、意义、事例、对策和环境蠕变与人类活动,环境蠕变与气候变暖以及气候、人类、环境的相互关系。
补充资料：蠕变破坏
分子式：
CAS号：
性质：又称蠕变破坏。材料在正常的拉伸强度下，由于连续地施加应力所引起的断裂。这是由于该材料的黏弹性行为造成的。它和所受应力的大小、环境温度、内部应变大小、有无应力集中等因素有关。在测定材料蠕变断裂全过程所得时间即为蠕变断裂寿命，是材料蠕变、稳定蠕变和加速蠕变三个阶段。当作用应力足够小时，虽经足够长时间而仍不出现加速蠕变的第三阶段，该值即称作持久强度极限。所有这些参数都是温度的函数。温度升高，蠕变断裂寿命缩短，持久强度极限降低。
CAS号：
性质：又称蠕变破坏。材料在正常的拉伸强度下，由于连续地施加应力所引起的断裂。这是由于该材料的黏弹性行为造成的。它和所受应力的大小、环境温度、内部应变大小、有无应力集中等因素有关。在测定材料蠕变断裂全过程所得时间即为蠕变断裂寿命，是材料蠕变、稳定蠕变和加速蠕变三个阶段。当作用应力足够小时，虽经足够长时间而仍不出现加速蠕变的第三阶段，该值即称作持久强度极限。所有这些参数都是温度的函数。温度升高，蠕变断裂寿命缩短，持久强度极限降低。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条