2022结构耐震评估侧推分析法

20222016

20181法)以SAP2000V20软件为例，设定轴力-弯矩非线性铰(PMMHinge)，进行3个案例分析。

以静载重+1/2

12(0.7Ec12(0.7EcIg)/12(0.35EcIg)/

P-MMn(InitialAxialP-MMn(InitialAxialForceΔy

2M

Moment(kgf-

Vb

P0静载重+1/2轴力-弯矩影响曲线(P-MP-MP-M AxialForceAxialForce

2M

程序要求P-MCurve为平滑P-MCurve上的弯矩值调整非线性铰参数BTEASPA12(0.7Ec12(0.7EcIg)/12(0.35EcIg)/ΔyTEASPA12(0.7EcIg)/12(0.35EcIg)/

Δy

利用PMCurve上的轴力及弯矩12(0.7EcIg)/12(0.35EcIg)/ΔyΔs

4

Af

Δa

100tan

1

AfstytAf

tanP-MAxialAxialForce

Moment(kgf-SAP2000ETABS2016民国6地面423.15m14.050.24高度高度RoofDisplacementRoofDisplacementRoofDisplacement

+X向容量曲线与性能曲 -X向容量曲线与性能曲P-MMP-MMP-MHingeMHingeBaseShearBaseShearBaseShearPeakPeakGroundAcceleration

RoofDisplacementP-MP-MHingeMHinge

PeakPeakGroundAcceleration

RoofDisplacementP-MP-MHingeMHinge

+Y向容量曲线与性能曲 -Y向容量曲线与性能曲P-MHingeMHingeP-MP-MHingeMHingeP-MHingeMHingeBaseShearBaseShearBaseShearPeakPeakGroundAcceleration

RoofDisplacementP-MP-MHingeMHinge

PeakPeakGroundAcceleration

RoofDisplacementP-MP-MHingeMHingeSeismicCapacityusingP-MControlStepBaseShearMonitoredDisplacementIDRmaxSeismicCapacitySeismicCapacityusingMControlStepBaseShearMonitoredDisplacementIDRmaxSeismicCapacity最大基底剪力状态P-M M P-MStatusInteractingCurveMn(InitialP)0.0E+005.0E+05P-MStatusInteractingCurveMn(InitialP)0.0E+005.0E+051.0E+061.5E+06

CompressionSide/P-P-MStatusInteractingP-MStatusInteractingCurveMn(InitialP)0.0E+005.0E+051.0E+061.5E+06AxialForceAxialForceAxialForce P-MStatusInteractingP-MStatusInteractingCurveMn(InitialP)0.0E+005.0E+051.0E+061.5E+06

Moment(kgf-TensionSide/

P-MStatusInteractingP-MStatusInteractingCurveMn(InitialP)0.0E+005.0E+051.0E+061.5E+06

Moment(kgf-CompressionSide/AxialForceAxialForceAxialForce

Moment(kgf-

Moment(kgf-高度高度77民國89地面7長17.9m，寬耐震基準(現行+X向容量曲线与性能曲 -X向容量曲线与性能曲+Y向容量曲线与性能曲 -Y向容量曲线与性能曲SeismicCapacityusingP-MControlStepBaseShearMonitoredDisplacementIDRmaxSeismicCapacitySeismicCapacityusingMControlStepBaseShearMonitoredDisplacementIDRmaxSeismicCapacity

最大基底剪力状态P-M P-MMTensionSide/P-TensionSide/

CompressionSide/P-CompressionSide/民國民國83地面12長14.38m，寬耐震基準(現行0.32高度高度RoofRoofDisplacementRoofDisplacementBaseBaseShear

+X向容量曲线与性能曲 -X向容量曲线与性能曲P-MHingeMHingeP-MP-MHingeMHingeP-MHingeMHingeBaseBaseShearPeakPeakGroundAcceleration

RoofDisplacementP-MP-MHingeMHinge

PeakPeakGroundAcceleration

RoofDisplacementP-MP-MHingeMHinge RoofDisplacementRoofDisplacementBaseBaseShear

+YP-MP-MHingeMHinge RoofDisplacement

BaseBaseShear

-YP-MP-MHingeMHinge RoofDisplacementP-MHingeMHingeP-MHingeMHingePeakP-MHingeMHingeP-MHingeMHingePeakGroundAccelerationPeakGroundAcceleration SeismicCapacityusingP-MControlStepBaseShearMonitoredDisplacementIDRmaxSeismicCapacitySeismicCapacityusingMControlStepBaseShearMonitoredDisplacementIDRmaxSeismicCapacity123243P-MP-M

M MomentMoment(kgf-Moment(kgf-TensionSide/P-P-MStatusInteractingP-MStatusInteractingCurveMn(Initial

CompressionSide/P-P-MStatusInteractingP-MStatusInteractingCurveMn(Initial

AxialAxialForce

AxialAxialForceP-MStatusInteractingP-MStatusInteractingCurveMn(Initial

Moment(kgf-TensionSide/

P-MP-MInteractingCurveMn(InitialP)

Moment(kgf-CompressionSide/

AxialAxialForce

AxialAxialForce

Sap2000v20高度高度CC民國77地面4耐震基準(現行0.22BaseBaseShear

P-M-MHingeMHingeP-M-MP-M-MHingeMHingeP-M-MHingeMHingeBaseBaseShearPeakGroundAcceleration PeakGroundAcceleration

RoofRoofDisplacement RoofDisplacement PeakPeakGroundAcceleration

RoofDisplacement RoofDisplacementBaseBaseShear

P-M-MHingeMHinge P-M-MHingeMHinge RoofDisplacementPeakGroundAcceleration

BaseBaseShearPeakPeakGroundAcceleration

P-M-MHingeMHinge P-M-MHingeMHingeRoofDisplacement RoofDisplacementSeismicCapacityusingP-M-MControlStepBaseShearMonitoredDisplacement--IDRmaxSeismicCapacitySeismicCapacityusingMControlStepBaseShearMonitoredDisplacement--IDRmaxSeismicCapacityP-M-MP-M-M8080最大基底剪力状态M高度高度BB民國64地上7長36.1m，寬耐震基準(現行BaseBaseShear

P-M-MP-M-MHingeMHingeBaseBaseShear

P-M-MHingeMHingeP-M-MHingeMHinge

-

-

-

-

-

-

-

-

- RoofDisplacement

PeakPeakGroundAcceleration

RoofDisplacementPeakGroundAccelerationPeakGroundAcceleration

-

-

-

-

-

-

-

-

-RoofDisplacementBaseBaseShear

+Y

P-M-MP-M-MHingeMHingeBaseBaseShear

-YP-M-MHingeMHingeP-M-MHingeMHinge

-

-

-

-

-

-

-

-

-RoofDisplacementRoofDisplacement RoofDisplacementPeakGroundPeakGroundAccelerationPeakGroundAcceleration

-

-

-

-

-

-

-

-

-RoofDisplacementSeismicCapacityusingP-M-MControlStepBaseShearMonitoredDisplacement--IDRmaxSeismicCapacitySeismicCapacityusingMControlStepBaseShearMonitoredDisplacement--IDRmaxSeismicCapacity155167最大基底剪力状态P-M-MP-M-MM 民国79耐震基准(现行面積面積 BaseBaseShear

+X向容量曲线与性能曲 -X向容量曲线与性能曲P-M-MHingeMHingeP-M-MP-M-MHingeMHingeP-M-MHingeMHingeBaseBaseShear

RoofDisplacement

RoofDisplacementPeakGroundAccelerationPeakGroundAccelerationPeakGroundAcceleration

RoofDisplacement

RoofDisplacementBaseBaseShear

+Y向容量曲线与性能曲 -Y向容量曲线与性能曲P-M-MHingeMHingeP-M-MP-M-MHingeMHingeP-M-MHingeMHingeBaseBaseShear

RoofDisplacement RoofDisplacement

RoofDisplacement

RoofDis