1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 5350 4 4： (EBA) KS M ISO 5350 4:2009 2009 1 15 http:/www.kats.go.krKS M ISO 5350 4:2009 : ( ) ( ) ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ： 2009 1 15 2009-0021 ： ： ( 02-509-7278) (http:/www.kats.go.kr). 10 5 , . KS M ISO 5350 4:2009 4： (EBA)
2、Pulps Estimation of dirt and shives Part 4： Instrumental inspection by reflected light using Equivalent Black Area(EBA) method 2006 1 ISO 5350 4, Pulps Estimation of dirt and shives Part 4：Instrumental inspection by reflected light using Equivalent Black Area(EBA) method . 1 0.02 mm2 3.0 mm2 (EBA) ,
3、 . , 3.0 mm2 . ( 3.0 mm2 ) , . . KS M ISO 3688 30 % . , . . 2 . . ( ) . KS M ISO 3688, (ISO ) KS M ISO 5269 1, 1： KS M ISO 5269 2, 2： - KS M ISO 7213, 3 . KS M ISO 5350 4:2009 2 3.1 (bale) 3.2 3.3 3.4 B , 3.5 . 3.6 3.7 (EBA) , (Yc/2： 81.5 %) (Yc/2： 2.4 %) 1 , “ ” “ ” . 2 (EBA) . EBA . 4 . . EBA , m2
4、 EBA m2 mm2 . 5 . 5.1 (densitometric) , 256 (G.L.) 0.020 mm2 . . KS M ISO 5350 4:2009 3 95 % 380 nm 740 nm , 500 nm 600 nm . 455 . 4 % . . . . , 0.002 mm2 . 5.2 “ ”(EBA) , “ (visual impact parameter)” ( 1 A ) . . 5.3 , . Yc/2 25 % 55 % 16 2 . , Yc/2 . , B . TAPPI1) . . 457 nm Yc/2 , . 6 6.1 , KS M I
5、SO 7213 . , . , . 6.2 10 m2( ) 10 . 2 , . 10 m2 . (7.2 ) , . . . 1) www.tappi.org KS M ISO 5350 4:2009 4 6.3 , KS M ISO 5269 1 KS M ISO 5269 2 . 0.4 m2( ) . . , . . 7 7.1 . . G.L. 2 % . 7.2 7.2.1 , . 7.2.2 7.2.2.1 . , . 7.2.2.2 0 (scan) , 255 9 , 3.5 % . 0.4 % G.L. . 7.2.2.3 (scan) , 255 220 , 86.3
6、% ( ) . 0.4 % G.L. . 210 G.L. . 0.5 % . Yc/2% G.L. 1 % Yc/2 2.55 G.L. . G.L. Yc/2% 2.55 . . 7.2.3 KS M ISO 5350 4:2009 5 . 16 EBA , EBA 16 10 % . EBA , B . / . . , EBA 10 % . 16 EBA . , . (contrast loss) . . . Yc/2 . B . . , . 7.3 . , . . . (6.2 ). ( %) , . , N N N . , 100 , (10010) , 10 % (counting
7、) . 25 20 % (255) . 10 % 100 . EBA , EBA . EBA , 2 . EBA 10 % 200 . 8 KS M ISO 5350 4:2009 6 (mm2/m2) ( /m2) . (1) . 100=nnP (1) P ： (%) n ： 9 9.1 2002 . . ISO 57 %, 16 % . 30 % . , , . . 2 (95 % ) . . 9.2 4 , 5 . , P 7 % . 1 . 1 EBA mm2/m2 /m2 mm2/m2 r (% r) /m2 r (% r) 31.9 5.8(18) 873 148(17) 107
8、 16.0(15) 2 567 489(19) 9.3 4 , 5 . , P 7 % . 2 . KS M ISO 5350 4:2009 7 2 EBA mm2/m2 /m2 mm2/m2 r (% r) /m2 r (% r) 31.9 15.6(49) 873 479(55) 107 114(107) 2 567 2 565(100) 10 . a) (KS M ISO 5350 4) b) c) d) (mm2/m2), ( /m2), (%) e) f) g) 0.02 mm2 KS M ISO 5350 4:2009 8 A ( ) (EBA) A.1 (centre-surro
9、und) “ ” . (i,j) X(i,j) , (i,j) 1.0 mm2 Y(i,j) . I(i,j) X(i,j) Y(i,j) . Y(i,j) , Y(i,j) . , ( 0.5 mm ) . , . A.2 T 10 % . (i,j) I(i.j)T , “ ” . A.3 EBA EBA “ ” I(i,j) . = ),(),(),(EBATjiIjijiIk (A.1) A.5 . EBA EBA . A.4 EBA TAPPI Test Method T 437( 2 ) TAPPI . 1.0 mm2 1.0 mm2 EBA . Ricco ( 1 ) I . 8
10、3 % . . , 1/4 20 % , 1.0 mm2 0.25 mm2 EBA . 0.04 mm2 1.5 mm2 16 . EBA . % 83) () ()EBA( = (A.2) A.5 EBA k . k 1.0 KS M ISO 5350 4:2009 9 16 EBA . 16 EBA EBA k . EBA EBA =k (A.3) , k 16 EBA EBA . KS M ISO 5350 4:2009 10 B ( ) Tappi Test Method T 563( 3 ) , (www.tappi.org). 16 . , . Yc/2 , Yc/2 . Yc/2
11、 . KS M ISO 5350 4:2009 11 1 JORDAN, B. D. and NGUYEN, N. G. Emulating the TAPPI Dirt Count with Microcomputer, JPPS, 14(1), J16-19(1988) 2 TAPPI Test Method T 437 om-03, Dirt in paper and paperboard 3 TAPPI Test Method T 563 om-03, Equivalent Black Area(EBA) and count of visible dirt in pulp, paper
12、 and paperboard by image analysis 4： (EBA) 135513 7017 (02)60094114 (02)600948878 http:/ KS M ISO 5350 4:2009 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS PulpsEstimation of dirt and shives Part 4：Instrumental inspection by reflected light using Equivalent Black Area(EBA) method ICS 85.040 Korean Agency for Technology and Standards http:/www.kats.go.kr
