KS F 2809-2011 Field measurements of airborne sound insulation of buildings《建筑构件的空气噪声隔音性能现场测定方法》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS F 2809 KS F 2809:2011 2011 11 9 http:/www.kats.go.krKS F 2809:2011 : ( ) ( ) ( ) ANC ( ) LH ( ) : (http:/www.standard.go.kr) : :1978 12 14 :2011 11 9 2011-0479 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS F 2809:2011 i . iii 1 1 2 1 3 .1 4 .3 5

2、.4 6 .4 6.1 4 6.2 4 6.3 .4 6.4 .5 6.5 .6 6.6 6 6.7 7 6.8 .8 6.9 .8 6.10 .8 7 .9 8 9 9 .9 A( ) .11 A.1 11 A.2 .12 B( ) .13 B.1 .13 B.2 .13 B.3 .13 B.4 14 B.5 14 B.6 14 B.7 .16 B.8 16 C( ) 17 D( ) .19 D.1 19 KS F 2809:2011 ii D.2 19 D.3 .19 D.4 .19 D.5 20 D.6 20 KS F 2809:2011 .21 KS F 2809:2011 iii 1

3、998 2 ISO 140 4, Acoustics Measurement of sound insulation in buildings and building elements Part 4: Field measurements of airborne sound insulation between rooms . A() ISO 140 4 Annex A . B() KS F 2809: 1996 . C() ISO 140 4 Annex C . D( ) ISO 140 4 Annex D . KS F 2809:2011 Field measurements of ai

4、rborne sound insulation of buildings 1 , , . 1 KS F 2808 . 2 KS F 2235 . 2 . . ( ) . KS C 1502, KS C 1505, KS C IEC 60942, KS F 2235, KS F 2808, KS F 2861, , KS Q 5002, 1: ISO 1683, Acoustics Preferred reference quantities for acoustic levels ISO 3382, Acoustics Measurement of the reverberation time

5、 of rooms with reference to other acoustical parameters IEC 61260, Electroacoustics Octave-band and fractional octave-band filters 3 . 3.1 (average sound pressure level in a room)L 10 . (dB). , . KS F 2809:2011 2 3.2 (level difference)D , . (dB). D L1 L2(1) L1: (dB) L2: (dB) 3.3 (normalized level di

6、fference)Dn (A) (A0) 10 . (dB). 0log10AADD =n(2) A0 10 m2 . 3.4 (standardized level difference)DnT (T) (T0) 10 . (dB). 0log10TTDDnT+= (3) T0 0.5 . 1 , 0.5 , 0.5 . 2 0.5 , (m2) . A0 0.32V V (m3) . 3.5 (apparent sound reduction index)R (W2) (W3) , (W2+W3) (W1) 10 . (dB). KS F 2809:2011 3 +=321log10WWW

7、R (4) , . , , . ASDR log10+= (5) D: (dB) S: (m2) A: (m2) , S ( ) . . S . 10 m2 . V/7.5 S . V (m3) . 1 S 10m2 . 2 , , . , , . 4 6. . KS C 1502 KS C 1505 . KS C IEC 60942 . . IEC 61260 1/3 . 1 KS C 1502 KS C 1505 ( ) KS F 2809:2011 4 . 2 ISO 3382 . 3 6.2 A . 5 , , , ( ) . 1 m2 34 . 6 6.1 1/3 . . 6.2 ,

8、 . 1/3 . (white noise) S/N ( ) . 6 dB . 10 dB . 6.6 . A.3 , (全指向性 ) . , (無相關 ) . , . , 2 1 . . . A . 6.3 KS F 2809:2011 5 . 6.3.1 0.5 m , 0.7 m 5 . 1.0 m . 6.3.2 0.7 m . , 0.5 m , 1 m . , 10 . 15 . 6.3.3 a) 250 Hz 3 , 500 Hz 2 , 1/3 400 Hz 6 , 500 Hz 4 , . . . b) 30 , . , . 6.4 . (Hz): 125, 250, 500

9、, 1 000 2 000 1/3 (Hz): 100, 125, 160, 200, 250, 315, 400, 500, 630, 800, 1 000, 1 250, 1 600, 2 000, 2 500 3 150 1 4 000 Hz , 1/3 4 000 Hz 5 000 Hz . KS F 2809:2011 6 2 , 63 Hz , 1/3 50 Hz, 63 Hz, 80 Hz . D . 6.5 6.5.1 a) 1 , 3 . , 1.0 m . b) ISO 3382 (interrupted noise method) (integrated impulse

10、response method) , 1/3 . 3 . c) . , 5 dB 25 dB . (s) KS Q 5002 . 6.5.2 . TVA16.0=(6) A: (m2) V: (m3) T: (s) KS Q 5002 . 6.6 , , . 6 dB (10 dB ) . 6 dB KS F 2809:2011 7 . 6 dB , . )1010log(1010/10/bsbLLL = (7) L: (dB) Lsb: (dB) Lb: (dB) . L Lsb Lc(8) Lc 1 . 1 Lc: dB Lsb Lb0.0 0.1 0.2 0.3 0.4 0.5 0.6

11、0.7 0.8 0.9 6.0 1.3 6.0 1.3 1.2 1.2 1.2 1.1 1.1 1.1 1.0 1.0 1.0 7.0 1.0 0.9 0.9 0.9 0.9 0.9 0.8 0.8 0.8 0.8 8.0 0.7 0.7 0.7 0.7 0.7 0.7 0.6 0.6 0.6 0.6 9.0 0.6 0.6 0.6 0.5 0.5 0.5 0.5 0.5 0.5 0.5 10.0 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 11.0 0.4 0.4 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 12.0 0.3 0.3 0

12、.3 0.3 0.3 0.3 0.2 0.2 0.2 0.2 13.0 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 14.0 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.1 0.1 0.1 15.0 Lsb Lb 6.5 , 6.0, 0.5 1.1 Lc . 6.7 6.7.1 , (L) . KS F 2809:2011 8 =10/1101log10iLninL (9) Li: i (dB) n: L1 L2 (D) (1) . 2 , . 6.7.2 L1 L2 , (D) (1) . 2 , . KS Q 5002 . 6.8 6.

13、5.2 (A) 6.7 (D) (2) (Dn) . KS Q 5002 . 6.9 (T) 6.7 (D) (3) (DnT) . KS Q 5002 . 6.10 6.5.2 (A) 6.7 (D) (5) (R) . KS Q 5002 . KS F 2809:2011 9 7 KS F 2861 . KS F 2861 . 8 D, Dn, DnT, R . 15 mm(1/3 5 mm), 10 dB 20 mm . . 1/3 . =3110/1/1310log10,3/1jD jD (10) =3110/310log10,3/1,jD jnD1/1n, (11) =31/1/13

14、10log1010,3/1,jD jnTD,nT (12) =3110/1/1310log10,3/1jR jR (13) 1/1, 1/3 , 1/3 . R 1 , . 9 . a) (KS F 2809) b) c) d) e) ( , , ) ( , , ) f) KS F 2809:2011 10 g) D, Dn, DnT, R . h) R (S) i) j) ( ) D, Dn, DnT R dB . k) C R . . l) ( , , ) KS F 2809:2011 11 A ( ) A.1 A.1.1 . , . . A.1.3 (全指向性 ) 6.3 . A.1.2 . , ( ) . , . A.1.3

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