1、 1 (ISO 9902-1:2001, MOD) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)31425.12010(ISO 9902-1:2001), - 1.092 . - 1.22009 . , . , , -, 1 - ( ) - , 42 3 , (- 38 25 2010 .) : ( 3166) 00497 ( 3166) 00497 AMBYKZKGMDRUTJUZ -4 9902-1:2001 . . 1. (ISO 9902-1:2001 Textile machi
2、nery Noise test code Part 1: Common requirements) - , , , - . ISO/TC 43 Acoustics. (en). (MOD). , - , , , . , -, . - .5 24 2012 . 79- 31425.12010 (ISO 9902-1:2001) 1 2012 . ( ) - .II 31425.12010 , . , 2012 -, III 31425.120101 12 13 24 .25 .36 37 .38 49 .410 .511 512 6 () .7 () , - .10 () - 9902-1:20
3、01 12IV 31425.12010 1 Noise of machines. Noise test code for textile machinery. Part 1. Common requirements 201211011 , (-) : - . ( ):- - ;- ;- , ;- ;- ;- , , , .1 - , - .2 .2 : 272432005 ( 3747:2000) . . 2740887 . - , 3045797 ( 9614-193) . - . . 306832000 ( 1120495) . - . 306912001 ( 487196) . - 30
4、7202001 ( 11203:1995) . - 311692003 ( 11202:1995) . . 1 31425.12010(ISO 9902-1:2001) 311712003 ( 11200:1995) . 311722003 ( 11201:1995) . - . - 312522004 ( 3740:2000) . 312752002 ( 3744:1994) . - . 312762002 ( 3743-1:1994, 3743-2:1994) . - . - 312772002 ( 3746:1995) . - . - - , 1 - , , . (), - () . ,
5、 -, , , .3 :3.1 (A-weighted sound power level) LWA,: , - , , W0W0=1(1012).3.2 (A-weighted emission sound pressure level) LpA, : , , - , p0p0= 20 .3.3 () , (uncertainty): , . KWA, KpA.4 , ( ) , - , . :) , ;b) , - ;) , . . .2 31425.120105 5.1 - ( 2). ( 3) .5.2 , 7 , . . L.6 6.1 LpA , 31171. - . (i =1N
6、), c162LpAi. KAi1 K3Ai- . c162LpAi, K1Ai K3Ai :LpAi= c162LpAi K1Ai( 31172);LpAi= c162LpAi K1Ai K3Ai( 30683 31169). LpA, LpA= 10log110011NLiNpAi,c61c229c230c232c231c231c246c248c247c247, LpAi i- ;N . - .6.2 , LpAi LpA, - , , - . , 1 1,6 , - . - . .7 7.1 LWA LpA . , , , - , , - .3 31425.12010 . . , -, .7.2 , - .7.3 , - , , - .8 , , (. 4). , .
