动力弹塑性分析的直接积分法��������开发二组动力弹塑性分析功能中的恢复力特性动力弹塑性分析功能中的恢复力特性恢复力特性•Kinematichardening(标准型)•Isotropichardening(标准型)•Mixedhardening(标准型)•Trilinearpeak-oriented(最大点指向型)•Trilinearorigin-oriented(原点指向型)•Degradingbilinear•Degradingtrilinear•Trilinearelastic•Ramberg-Osgood(Ramberg-Osgood型)•Takeda(武田型)•Takedawithslip•Trilinearslip•Degradingstiffnessmodel-Clough&Johnston•逆行型•ひび割れ域剛性低下型•JR總硏剛性低減RC型•JR總硏剛性低減SRC型•マルチリニアの逆行型•3次係數逆行型User-definedHysteresisModelUser-definedHysteresisModel•Degradingstiffness&strength•Pinching&slip•Fibermodel•Multi-axialspringmodel•Tri-axialspringmodelAxialSpringModelsAxialSpringModelsComparisonofVariousAxialSpringModelsComparisonofVariousAxialSpringModelsFiberModelMulti-axialSpringModelTri-axialSpringModelSectionDivisionConcreteSteelTakedaModelModelsComparisonofTri-axialSpringModelwithTestResultsComparisonofTri-axialSpringModelwithTestResultsSpecimenLoadHistoryComparisonofTri-axialSpringModelEX-T1.FreeVibrationof2DFrame:Linear&NonlinearTimeHistoryAnalysisbyModalAnalysis&DirectIntegrationEX-T1.FreeVibrationof2DFrame:Linear&NonlinearTimeHistoryAnalysisbyModalAnalysis&DirectIntegrationLinearAnalysisModelwithProportionalDampingLinearAnalysisModelwithProportionalDamping2kk2kkc=2a1kc=a1k2mm2mmppppProportionalDamping:C=a1KNonlinearAnalysisModelwithNL-LinkNonlinearAnalysisModelwithNL-LinkLLLL•SectionDimension1stStoryColumn:b=0.1(m),h=0.1(m)2ndStoryColumn:b=0.1(m),h=0.1(m)•ColumnLength:L=4(m)•Material:E=2E+11(N/m2)•NodalMass:m=10000(kgf/g)•Damping:C=a1·Ka1=5.60171411E-2•Quasi-staticLoad:p=6150(N)ModelPropertiesModelPropertiesQuasi-StaticLoadandInitialDisplacementQuasi-StaticLoadandInitialDisplacementppx2(0)=2cmx1(0)=1cmDisplacementResultDisplacementResultQuasi-staticLoadingFreeVibrationTime(sec)TheoreticalLinearModalAnalysisNonlinearModalAnalysisLinearDirectIntegrationNonlinearDirectIntegration1.8-1.70...
