1. Modal Analysis of a Flat Plate:
Create a rectangular plate, define an analysis model comprised of plate elements and find the first five natural frequencies and node shapes.
1. Modal Analysis of a Flat Plate:
Create a rectangular plate, define an analysis model comprised of plate elements and find the first five natural frequencies and node shapes.
2. Modal Analysis of a Flat Plate using Static Reduction:
Reduce the degrees of freedom of the previous model and find the first five natural frequencies and node shapes.
3. Direct Transient Response Analysis:
Create a rectangular plate, define an analysis model comprised of plate elements, define time-varying excitation and run an MSC/NASTRAN direct transient response analysis.
4. Modal Transient Response Analysis:
Repeat last exercise and compute nodal displacements for desired time domain.
5. Direct Frequency Response Analysis:
Create a rectangular plate, define an analysis model comprised of plate elements, define frequency-varying excitation and run an MSC/NASTRAN modal frequency response analysis.
6. Modal Frequency Response Analysis:
Create a rectangular plate, define an analysis model comprised of plate elements, define frequency-varying excitation and compute nodal displacements for desired frequency response.
7. Direct Transient Response with Base Excitation:
Create a rectangular plate, define an analysis model comprised of plate elements, define time-varying unit acceleration using large mass method and compute nodal displacements for desired time domain.
8. Enforced Motion with Direct Frequency Response:
Create a rectangular plate, define an analysis model comprised of plate elements, define frequency-varying tip displacement using large mass method and compute nodal displacements for desired time domain.
9a. Modal Analysis of a Beam:
Perform normal modes analysis of a cantilever beam, find the first three natural frequencies and mode shapes of the beam.
9b. Normal Modes with Differential Stiffness:
Analyze a stiffened beam for normal modes, produce an input file that represents the beam and load, find normal modes (natural frequencies).
A-a. Modal Analysis of a Beam (SI Units):
Perform normal modes analysis of a cantilever beam, find the first three natural frequencies and mode shapes of the beam.
A-b. Normal Modes with Differential Stiffness (SI Units):
Analyze a stiffened beam for normal modes, produce an input file that represents the beam and load, find normal modes (natural frequencies).