1、 KS I ISO 10843KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS KS I ISO 10843: 2007(2012 ) 2007 08 31 http:/www.kats.go.krKS I ISO 10843: 2007 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : :2007 8 31 :2012 12 29 2012-0837 : : ( 02-509-7294) (http:/www.kats.go.kr). 10 5 , . KS I ISO 10843: 2007 (2012 ) Acous
2、ticsMethods for the description and physical measurement of single impulses or series of impulses 1997 1 ISO 10843, Acoustics Methods for the description and physical measurement of single impulses or series of impulses , . 1 . . , , , , . . a) b) 2 . . ( ) . KS C IEC 60942: 2004, IEC 60050 801: 199
3、4, 801: IEC 60651: 1979, , 1: 1993 IEC 60804: 1985, , 1: 1989 2: 1993 IEC 61260, 3 KS I ISO 10843: 2007 2 , IEC 60050 801 . “ ” “lin ” “flat ” . . 3.1 3.1.1 A ( ) 1 , . 1 1 a) 2 , A 20 dB . 3 3.1.2 3.1.3 A , B , C . 3.1.2 B ( ) ( ) 1/10 1/10 . 1 b) 3.1.3 C 1 10 dB . 1 c) 3.1.4 1 d) 3.1.5 . 3.1.6 , .
4、 KS I ISO 10843: 2007 3 1 3.1.7 , 1 20 Pa . 2 . 3.1.8 , ( ) . 3.1.9 , 1 20 Pa . 2 . 3.1.10 10 % 90 % , 3.1.11 b) B (t1 t0) (t3 t2) a) A (t1 t0) d) c) C (t1 t0) (t3 t2) (t5 t4) KS I ISO 10843: 2007 4 ( ) . 3.1.12 1 pW s , 3.1.13 , =TtpE02d (1) . 3.1.14 E , =0Elg10EEL dB (2) 1 , E0 20 Pa2 s 2 . 3 , KS
5、 A ISO 3740 KS A ISO 11200 “ ” . 3.2 3.2.1 0 3 dB ( ) 3.2.2 , . 3.2.3 ( ) ( ) . ( ) . 1 . 2 . KS I ISO 10843: 2007 5 3.2.4 . 3.2.5 , 3.2.6 3.2.7 ( ) 10 % 90 % . 4 4.1 . . . KS C IEC 61094 4 WS2 1 A . WS1 . . . . , . . 5. . 4.2 . , , , . , . A , A 4.2.1 . 4.2.1 KS I ISO 10843: 2007 6 1/10 . (: ). . ,
6、 . ar1TTK += Tr : , Ta : A , , K . 4.2.2 5 % . . . 4.2.3 A 5 % . 4.2.4 5 dB 1 dB . 4.2.5 10 . . 1 ( , ). . 2 , “ ” . , . FFT “ ” . 4.3 . 4.3.1 4.2.4 . KS I ISO 10843: 2007 7 4.3.2 4.3.2.1 , ( ) . 0.5 dB , . 5 % . 4.3.2.2 , , , . 0.5 dB , . 0.01 % . 4.3.2 . . 4.3.3 , . . , . 4.3.4 IEC 60651 IEC 60804
7、 . . 10 , 25 dB . 4.3.5 . 4.3.6 A C 1 IEC 60651 . 0 . 4.3.7 1/3 IEC 61260 . KS I ISO 10843: 2007 8 , . , 1/3 . , A . , Al , . , C , 89/392/EEC C . 4.4 C . 4.5 4.5.1 4.5.1.1 IEC 60651 IEC 60804 1 . D . ( ) , 4.2.5 4.3.5 . 1 IEC 60804 . 2 , , ( ) 0.2 , ( I 35 ms, F 125 ms, S 1 000 ms 1 s). (SEL) . s1l
8、g10dB , A I: LAE,1s LpAl max 14.6 dB F: LAE,1s LpAFmax 9 dB S: LAE,1s LpASmax “RC“ . SEL , RC , . , . IEC 60651 D . 4.5.1.2 ( ) , “HOLD” . KS I ISO 10843: 2007 9 4.5.2 . . KS C IEC 61094 4 WS2 . KS C IEC 61094 4 (KS C IEC 61094 4 P ). . . WS3 ( ) . , . WS1 . F , (0) . . 4.5.3 . . , C . / , . 4.6 , ,
9、 . . , . . . 1 B (135 dB ) , . . 2 4.2.5 , . 5 5.1 4. , . KS I ISO 10843: 2007 10 . , A . 5.2 . , . a) b) . , . . 5.3 5.3.1 . KS C IEC 60942 1. . B . , . 5.3.2 , . a) 10 dB . b) 90 % . 5.4 . , “ ” . , . 5.4.1 , 10 dB . , . KS I ISO 10843: 2007 11 1 (3) . , 3 dB . , , . , . . 1 L dB 3 4 5 6 7 8 9 10
10、10 K1 dB 3.0 2.2 1.7 1.3 1.0 0.7 0.6 0.5 0 K1 10 lg(1 1/10 0.1L) dB (3) 1 (3) , L . K1 . 5.4.2 , 5 dB . “ ” ( ), . 5.5 , . , . , , , . KS A ISO 7574 BIPM/IEC/IFCC/ISO/IUPAC/IUPAP/OIML . , . KS A ISO 3740 . 6 4. . 6.1 6.1.1 , A , B , C . . KS I ISO 10843: 2007 12 4.2 . 6.1.2 . (: C ). IEC 61260 , 60 dB . , . 6.2 . 4.3 . 6.2.1 . . . . 1 2 , 1 000 Hz 1/3 2 35 , 175 610 Hz , . 6.2.2 ( , 1 Hz) ( , 1/3 ). 6.2.3 , . 6.3 6.3.1 . , . KS I ISO 10843: 2007 13 6.3.2 ( ) . a) b) c) d) , . 6.3.3 . a) , b)
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