2 8 9 2 2 89

2 8 9 2 290

G01 G02 G03 G04

G05 G06 G07 G09 G10

G11 R12 11

7 8

G01

G02

G03

G04 X

G09 Y

G10 Y

G11 X

G11

85

( : )

2 8 9 2 2 91

2 8 9 2 292

CNS N0.7127-7129

(dB(A)) A A

1.2~1.5

(fast)

(slow)

2 8 9 2 2 93

10 dB(A)

10 dB(A)

( :dB(A))

(Leq) (Lmax)

(Lmax)

(Leq)

2 1-2 dB Leq

(Noise) LP (SPL, Sound Pressure Level)

P (RMS)

Glasswood

2 8 9 2 294

(Acoustical Louver) <silencers>

15cm (S-15type) 30cm (A-30type) 60cm (A-

60type) 45 1.0mmt

1.0mmt 0.8mmt

20M/s

( )

5% 600

20M/s

( ) Airway

IL Insert Loss (125~2KHz ) 30dB 7M/s

100Pa

TEDLAR (PVF Film)

TEDLAR

-70 ~150

2mil

2 8 9 2 2 95

/

2 8 9 2 296

G01 ( )

:89/10/11 14

B K Sound Level Meter

2 8 9 2 2 97

G01 91/03/25 26 91/05/03

dB(A)

2 8 9 2 298

10dB(A)

(dB(A))=10 Log (100.1x +100.1x )

02:00~03:00

3

91/05/03

Lmax Leq

Leq 62.3/61.7 Leq 60.6/60.8

2 8 9 2 2 99

2 8 9 2 2100

2 8 9 2 2 101

Bearing

60

HZ 4P 1800 6P 1200

10P 720

3 4

2 8 9 2 2102

IHVX52 =

✎ ✎

1. 91 6

2. IHVX52

3. IHVX52

4. IHVX52

5. 1381~85 1976 6

6. EM1003 2001 12

7. 108 1999 11

IHVX52 ~

IHVX52

2 8 9 2 2 103

( : mm)

( : mm)

: IHVX52

2 8 9 2 2104

Y

( : mm)

( : mm)

Y

2 8 9 2 2 105

Y

( : mm)

Y

( : mm)

2 8 9 2 2106

Y

( : mm)

( : mm)

2 8 9 2 2 107

: IHVX52

G01 G01

G02 G02

G03 G03

2 8 9 2 2108

G04 G04

G09 G09

G10 G10