Time History Analysis for Transient Vibration in 3D BEM
Explore the simulation data and results of a transient vibration analysis on a plate using 3D Boundary Element Method (BEM). See nodal displacement time histories, control parameters, global data, energy plots, and more.
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Presentation Transcript
PLATE TRANSIENT VIBRATION PLATE TRANSIENT VIBRATION TIME HISTORY 3D BEM TIME HISTORY 3D BEM UNITS m:kg:s:N:Pa Field Point Location where SPL is to be calculated Y DISPLACEMENT TIME HISTORY Nodal Y Displacement (time history)
Nodal Y Displacement (time history) Time History Curve (m versus seconds)
PARTS ID SECTION ID MATERIAL ID MODEL PARAMETERS
CONTROL PARAMETERS Simulation Run Time Explicit Analysis (by default) Explicit Time Step (to be determined by the code) Scale Factor for Time Step (shortest element length)
Global Data Time step Energy DATABASE PARAMETERS Material Data Displacement Velocity Acceleration Energy Plot Output Interval Nodal History Output Displacement Velocity Acceleration Nodal ID S
DATABASES Database files produced during the simulation Velocity for BEM Simulation Details Plots Global Material Nodal SPL vs Hz
FREQUENCY DOMAIN RANDOM VIBRATION PARAMETERS Reference Pressure for AIR Field Point Single Node Frequency Range Field Point NID Acoustic Method Variational Indirect Load Direction Velocities to come from Transient Analysis Acoustic Domain Type Set Segments
Acoustic Domain (Segment Normals)
NID 6 NID 226 NID 446 NODAL Y DISPLACEMENT
Field Point RESULTS - SPL AT FIELD POINT
