管道应力计算英文

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1、管道应力计算英文热应力分析thermalstressanalysis管道柔性分析pipingflexibilityanalysis荷载工况loadcase力force反力reaction力矩moment弯曲力矩bendingmoment扭矩torque外载externallyappliedload荷载load冷态荷载coldload工作荷载workingload外力externalforce内力internalforce力偶coupleofforce管系pipingsystem位移displacement附加位移appendantdisplacement;

2、externallyimposeddisplacement角位移angularrotation冷拉coldspring自拉selfspring方向direction元件member节点node节点号nodenumber自由free固定点fixpoint;anchorpoint刚性的rigid柔性flexibility塑性plasticity热循环thermalcycle剧烈循环条件severecycliccondition应力stress弯曲应力bendingstress扭转应力torsionalstress轴向应力axialstress剪切应力shear

3、stress拉应力tensionstress压应力compressionstress一次应力primarystress二次应力secondarystress位移（热胀）应力范围displacement(thermalexpansion)stressrange许用应力范围allowablestressrange位移应力displacementstress柔性应力flexibilitystress内压应力internalpressurestress外压应力externalpressurestress纵向应力longitudinalstress许用应力allow

4、ablestress主应力principalstress圆周应力circumferentialstress;hoopstress峰值应力peakstress脉动应力pulsatingstress交变应力alternatingstress残余应力residualstress热应力thermalstress遛转半径radiusofgyration泊松比；横向变形系数Poissonratio弹性模量modulusofelasticity惯性矩momentofinertia极惯性矩polarmomentofinertia断面系数sectionmodulus应力集中

5、系数coefficientofstressconcentration应力范围减小系数stressrangereductionfactur应力增大系数stressintensificationfactor面内in-plane面外out-plane柔性系数flexibilityfactor柔度特性flexibilitycharacteristic弹簧系数springconstant热膨胀系数thermalexpansioncoefficient安全系数safetyfactor应变；变形strain;deformation应变能strainenergy挠度；弯度

6、deflection地震earthquake耐震等级seismicclass临时荷载temporaryload地震荷载seismicload;earthquakeload地震系数seismiccoemcient;seismicfactor冲击荷载shockload超载superimposedload;excessload集中质量lumpedmass推力thrust设计震度designscismiccoefficient设计响应谱designresponsespectrum谱分析spectrumanalysis动态分析dynamicanalysis谐振分析h

7、armonicanalysis固有振动型式naturalfrequencymode阻尼振动dampedvibration机械振动mechanicalvibration音响振动acousticvibration自由振动freevibration共振resonance湍振surging脉动pulsation激振；激发excitation衰减系数decayfactor;decaycoefficient;attenuationconstant固有频率naturalfrequency周期period波谷wavetrough波峰wavecrest振幅；波幅amplit

8、ude水锤waterhammer