EFBEM(Energy Flow Boundary Element Method) 9...

Preview:

Citation preview

EFBEM(Energy Flow Boundary Element Method)

Development of Multi-domain Energy Flow Boundary Element Method and Analysis of Noise Enclosures

Jong-Do Kim, Sung-Mok Hwang, Hyuk Kwun, Yong-Suk Suh

inekrerdr

d

r22

2)(

1

e gck /

gc r

in

V in

S

G

SGe

)(d|)(|)(

)(d|)(|)()(~

zzxz

V in

S

VG

Gq

)(d)(n

|)(|)(

)(d)(n

|)(|)()(~

n

zx

zxz

x

11 nin

nmmmm GGe

11 nin

nmmmm FFq

kr

g

erc

rG 241

)(

x

G )(

-239-

reflecttransabsorpinput qqqq321

222][

4

1eHeCq mmmm

absorp

globalreflecttrans GJq

3

2

1

G

GG global

2

1

2

1

1

2

1

inglobal

inglobal

inglobal

input

globalglobalglobal

GJFHq

q

GJFH

-240-

Recommended