eq 5 may 14 nakhorn (1)
DESCRIPTION
maelao eq thailandTRANSCRIPT
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Faculty of EngineeringThammasat University
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VibrationModesofMultiStoryBuilding
Faculty of EngineeringThammasat University
Mode1:Ydirection Mode1:Ydirection
RegularStructure(SymmetryinVerticalandPlan)Faculty of EngineeringThammasat University
VibrationModesofMultiStoryBuildingMode1:Xdirection Mode1:Torsion
RegularStructure(SymmetryinVerticalandPlan)
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Faculty of EngineeringThammasat University
VibrationModesofMultiStoryBuildingMode1:Ydirection Mode1:Ydirection(Plan)
IrregularStructure(Unsymmetric Plan)Faculty of EngineeringThammasat University
VibrationModesofMultiStoryBuildingMode1:Xdirection
IrregularStructure(Unsymmetric Plan)
Faculty of EngineeringThammasat University
VibrationModesofMultiStoryBuildingMode1:Ydirection Mode1:Ydirection
IrregularStructure(VerticalIrregularity) (Soft story) Faculty of EngineeringThammasat University
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FacultyofEngineeringThammasatUniversity
(Soft story)
FacultyofEngineeringThammasatUniversity
FacultyofEngineeringThammasatUniversity
FacultyofEngineeringThammasatUniversity
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FacultyofEngineeringThammasatUniversity
FacultyofEngineeringThammasatUniversity
(Teresa Guevara and Luis Enrique Garca 2005)
Short Column Effects (Soft story)
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FacultyofEngineeringThammasatUniversity
FacultyofEngineeringThammasatUniversity Faculty of Engineering
Thammasat University
VibrationShaker:Concept
2mRF frequencyCircular
RadiusMass
Rm
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Faculty of EngineeringThammasat University
VibrationShaker:Concept2Massesaremovingatthesameratebutoppositedirection
PlanView
VibrationShaker:Concept
UniAxialHarmonicForcecanbegenerated!
VibrationShaker:
FacultyofEngineeringThammasatUniversity
VibrationShaker:
FacultyofEngineeringThammasatUniversity
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VibrationShaker: Example:2storyRCbuildingPathumthani
FacultyofEngineeringThammasatUniversity
FacultyofEngineeringThammasatUniversity
FacultyofEngineeringThammasatUniversity
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Mode Shape at Excite Y: (3.833Hz)
Plan ElevationFaculty of EngineeringThammasat University
Y direction
0.97
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0.060
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. 1FacultyofEngineeringThammasatUniversity . 1 1.5
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. Vs30 = 240 m/s
. Vs30 = 258 m/s
. Vs30 = 350 m/s
. Vs30 = 310 m/s
. Vs30 = 388 m/s
. Vs30 = 221 m/s
. Vs30 = 367 m/s
. Vs30 = 548 m/s
FacultyofEngineeringThammasatUniversity
FacultyofEngineeringThammasatUniversity