1、2014 1 EN 12354-1:2000 Building acoustics Estimation of acoustic performance of buildings from the performance of elements Part 1: Airborne sound insulation between rooms(IDT) 12354-12012 12354-12012II1 - ( ) , 42 358 3 - 29 2012 . 1385-4 12354-1:2000 - . . 1. - (EN 12354-1:2000 Building acoustics E
2、stimationof acoustic performance of buildings from the performance of elements Part 1. Airborne sound insulationbetween rooms). - , 5 1.02012 ( 8). - ( 1 - ) , -. () - . , - (gost.ru) , 2014 , - - 12354-12012III1 12 13 .24 64.1 64.2 .84.3 .154.4 155 .18 () 20 B () .25 () .30 D () .32 () 36 F () 44 G
3、 () 19 47 () 48 () .53 54 12354-12012 1 201312011 , , , ( ) -, . , - . , , - , . -, , . . , - . . , , - , . -. , .2 . - , . 20140-10*. . 10. (EN 20140-10, Acoustics Measurement of sound insulation in buildings and of building elements Part 10: Laboratory measurement of airborne sound insulation of s
4、mall building elements)* 20140-10, 140 ( 1, 3) 10140 ( 15), 10140 ( 15). - , . 1 Building acoustics. Estimation of acoustic performance of buildings from the performance of elements. Part 1: Airborne sound insulation between rooms 12354-120122 140-1*. . 1. - (EN ISO 140-1, Acoustics Measurement of s
5、ound insulation in buildings and of building elements Part 1: Requirements for laboratory test facilities with suppressed flanking transmission) 140-3* . . 3. (EN ISO 140-3, Acoustics Measurement of sound insulation in buildings and of building elements Part 3: Laboratory measurement of airborne sou
6、nd insulation of building elements) 140-4 . . 4. (EN ISO 140-4, Acoustics Measurement of sound insulation in buildings and of building elements Part 4: Field measurements of airborne sound insulation between rooms) 717-1 . 1. - (EN ISO 717-1, Acoustics Rating of sound insulation in buildings and of
7、building elements Part 1: Airborne sound insulation) 10848-1 . . 1. (EN ISO 10848-1, Acoustics Laboratory measurement of the flanking transmission of airborne and impact sound between adjoining rooms Part 1: Frame document)3 .3.1 , 140-4 , (- ), 717-1 , - Rw, DnT w, DnT w,+().3.1.1 (apparent sound r
8、eduction index) R, : , Wtot * W1, -, = R 10lg , (1) = WWtot 1*. 1 - , , . 2 R =+RLLSAs1210lg , (2) L1 , ;L2 , ;A , 2;* 20140-10, 140 ( 1, 3) 10140 ( 15), 10140 ( 15). - , .* , , . -, () , . ( -), , .* , (., , . . . . .: , 1985), - . 12354-120123Ss , 2.3.1.2 (standardized level difference) DnT, : , ,
9、 - DLLnTTT=+12100lg , (3) T , ;T0 ( T005= , ).3.1.3 (normalized level difference) Dn, : - , , - DLLnAA=12100lg , (4) A0 . A010= 2.3.1.4 :DR RnASSss= +=+10 10010lg lg , (5)DR RnTVTSVSss= +=+10 100160320lg lg, (5) V , 3. , . - , , R.3.2 - . , - . , RCCwtr(; ), 717-1*.3.2.1 (sound reduction index) R, :
10、 - W1, , W2, - RWW=1012lg . (6) 140-3*.3.2.2 (sound reduction index improvement) DR, : - (, , , ). D - .* Rw R 51.13330.2011 , 717-1.* 10140-2. 12354-1201243.2.3 (element normalized level difference) Dne, : , , , (, -, , ). 1 Dne, A DLLAAne,lg=12010 . (7) 2 20140-10*.3.2.4 (normalized level difference for indirect airborne transmission) Dns, : , , - s (, , -). 1 Dns, A DLLAnsA,lg=12010 . (8) s . 20140-10*. 2 - / T 126 / 211 (. F).3.2.5 (flanking normalized level difference) Dnf, : , , (, ,
