LEC #

TOPICS

LECTURERS

LECTURE NOTES

Structural Dynamics

1-13

Structural Dynamics

Acoustics

14

Introduction

The Acoustic Wave Equation

Schmidt

(PDF)

15

Helmholtz Equation

Plane Waves

Wavenumber Representation

Schmidt

(PDF)

16

Radiation from Infinite Plate

2-d Wavenumber Space

Spherical Waves from Point Source

Schmidt

(PDF - 1.2 MB)

17

Directivity Function

Radiation from Baffled Rectangular Piston

Schmidt

(PDF)

18

Radiation from Planar Sources

Schmidt

(PDF)

Supporting Files (ZIP) (The ZIP file contains: circ.m, circ_arr.m, dba.m, dbp.m, rect.m, rect_arr.m, sinc.m, and wavei.m.)

19

Radiation from Elastic Plates

Schmidt

(PDF)

Supporting Files (ZIP) (The ZIP file contains: plate.m.)

20

Quiz

21

Spherical Waves

Spherical Harmonics

Battle

(PDF)

22

Spherical Multipole Radiation

Battle

(PDF)

23

Scattering from Spheres

Battle

24

Cylindrical Waves

Battle

(PDF)

25

Helical Waves

Battle

(PDF)

Supporting Files (ZIP) (This ZIP file contains: readme.txt, cylrad.m, dH_ndx.m, dhndx.m, dipole.m, djndx.m, H_n.m, hard_sphere.m, helical.m, hn.m, jn.m, lpoly.m, monopole.m, sharm.m, soft_sphere.m, Ymn.m, and yn.m.)

26

Radiation from Cylinders

Battle

SES #

ASSIGNMENTS

SOLUTIONS

19

Problem Set 1 (PDF)

(PDF)

22

Problem Set 2 (PDF)

(PDF)

24

Problem Set 3 (PDF)