1)Low cycle fatigue低循环疲劳
1.Probability analysis for the low cycle fatigue life of a turbine disk涡轮盘低循环疲劳寿命的概率分析
2.The effects of trace Mg and Zr on the high temperature north rupture strength and low cycle fatigue of GH 4113B turbine disk were investigated.研究了微量镁和锆对GH4133B合金涡轮盘高温缺口持久性能及使用性能下的高温低循环疲劳性能的影响。
3.The modified formula was derived referring to correlative literatures,which can consider the effect of multiple critical features in the low cycle fatigue(LCF) life prediction.航空发动机轮盘低循环疲劳危险部位一般是多个,而且具有相同的温度和应力水平。
英文短句/例句
1.Disk Low Cycle Fatigue Life Prediction Based on Multiaxial Fatigue Model基于多轴疲劳模型的轮盘低循环疲劳寿命预测
2.Reliability analysis method for the low cycle fatigue life of a disk轮盘低循环疲劳寿命可靠性分析方法
3.The test method for axial loading constant-amplitude low-cycle fatigue of metallic materialsGB/T15248-1994金属材料轴向等幅低循环疲劳试验方法
4.Reliability Analysis of Multiaxial Low Cycle Fatigue Life for Turbine Disk涡轮盘多轴低循环疲劳寿命可靠性分析
5.In addition the features of high temperature low cycle fatigue fracture surfaces are given.还介绍了发生过载损伤后高温低循环疲劳断口的特征。
6.Research on Prediction Model for Disc LCF Life and Experiment Assessment Methodology;轮盘低循环疲劳寿命预测模型和试验评估方法研究
7.Analysis of Low Cycle Fatigue Life for Second-stage Turbine Blade of an Aeroengine某型发动机第2级涡轮叶片低循环疲劳寿命分析
8.median fatigue strength at N cyclesN次循环中值疲劳强度
9.CYCLIC SOFTENING IN HOT-WORKING DIE STEELS DURING LOW CYCLE FATIGUE低周疲劳过程中热作模具钢的循环软化特征与机制
10.Experimental study on low-cycle fatigue behavior of welded I-section steel bracing members under constant amplitude reversed cyclic axial loading焊接工字形钢支撑等幅轴向反复循环荷载下低周疲劳性能试验
11.endurance limit on base对称的应力换向循环下的疲劳极限
12.FATIGUE STRENGTHS OF THE 54SiCr6 STEEL UNDER DIFFERENT CYCLIC LOADING CONDITIONS不同循环载荷下54SiCr6钢的疲劳强度
13.Cyclic Deformation Behavior and Fatigue Damage Mechanism of Copper Bicrystals;铜双晶体的循环变形行为与疲劳损伤机制
14.A Study on the Thermal Cycling Fatigue Behavior of Zirconia Toughening Mullite Ceramics;氧化锆增韧莫来石陶瓷热循环疲劳行为研究
15.Polarization Fatigue Mechanism of the Perovskite Ferroelectric Thin Films under Cyclic Electric Field循环电场下钙钛矿铁电薄膜的极化疲劳机制
16.Analysis of acoustic property of sandstone fatigue damage under cyclic loading循环荷载下砂岩疲劳损伤过程的声学特性分析
17.Fatigue failure analysis of steel structure welded joint under cyclic loading循环载荷下钢结构焊接接头的疲劳失效分析
18.Analysis of Polysilicon Fixed-Fixed Beam under High-Cycle Fatigue多晶硅双端固支梁高周循环下疲劳特性的分析
相关短句/例句
LCF低循环疲劳
1.Research on Prediction Model for Disc LCF Life and Experiment Assessment Methodology;轮盘低循环疲劳寿命预测模型和试验评估方法研究
3)low cycle fatigue低周疲劳;低循环疲劳
4)low cycle fatigue life低循环疲劳寿命
1.Elastoplastic finite element analysis and low cycle fatigue life prediction of an engine combustor case were completed.对某发动机燃烧室外套进行了弹塑性有限元分析和低循环疲劳寿命预测。
2.Accounting for creep and stress relaxations long-term life and low cycle fatigue life prediction method for gas turbine engine hot section is established.建立了考虑蠕变和应力松弛的航空发动机涡轮叶片等高温构件的持久寿命和低循环疲劳寿命预测方法。
3.On the basis of before-mentioned circs,the factors affecting the component low cycle fatigue life were investigated.以某型发动机一级压气机轮盘为对象,应用该方法进行了关键部位榫槽的模拟件设计和低循环疲劳寿命考核试验。
5)LCF life低循环疲劳寿命
1.Considering the features of P/M superalloy,the traditional strength and LCF life design must be modified and validated to ensure the reliability of P/M superalloy turbine disk.由于粉末高温合金材料的特殊性,为了保证粉末高温合金轮盘的可靠性,需要修正传统轮盘强度和低循环疲劳寿命设计技术并进行验证。
2.The LCF life of the turbine disk is evaluated using the method provided by SPEY MK202 engine stress standard(EGD-3).对某涡桨发动机高压涡轮盘进行了有限元应力分析,结果表明:在各工作状态,涡轮盘的应力水平在各工作状态都处于弹性范围,最大应力点始终处于轮盘的偏心孔处;采用斯贝MK202发动机应力标准(EGD-3)提供的方法,对该涡轮盘的低循环疲劳寿命进行了估算。
6)LCF experiment低循环疲劳试验
1.A sub-scale P/M superalloy disk s LCF experiment was made.本文首先介绍了亚尺寸粉末冶金盘的特点,接着采用一种适合于亚尺寸粉末盘寿命可靠性的预估方法,得到了考核部位的寿命概率分布并对参数敏感性进行了分析,最后对某亚尺寸粉末冶金盘试验件的低循环疲劳试验进行了研究。
延伸阅读
低循环疲劳分子式:CAS号:性质:当容器或构件,在使用期内,产生应力循环的次数在102~103之间的疲劳问题称为低循环疲劳。当循环次数小于102时,在工程上可以不考虑此容器或构件的疲劳效应。生产中使用的容器,一般的加压、卸压重复次数不多,均可视为低循环疲劳。
