KS M ISO 2578-2007 Plastics-Determination of time-temperature limits after prolonged exposure to heat《塑料 长期暴露于热作用后时间和温度极限值的测定》.pdf

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1、 KS M ISO 2578KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS KS M ISO 2578 : 2007 2007 9 20 http:/www.kats.go.krKS M ISO 2578: 2007 : () ( ) () ()SK () ( ) : (http:/www.standard.go.kr) : :2002 8 29 :2007 9 20 2007-0685 : : ( 02-509-7301) (http:/www.kats.go.kr ). 7 5 , . KS M ISO 2578 : 2007 PlasticsDeterm

2、ination of timetemperature limits after prolonged exposure to heat 1993 2 ISO 2578, Plastics Determination of time temperature limits after prolonged exposure to heat , . 1 1.1 . 1.2 . . 1.3 . . . . 1.4 ( ). , . 2 . . ( ) . KS M ISO 291: 2002, KS C IEC 60216 1: 2002, 1: KS M ISO 2578: 2007 2 KS C IE

3、C 60216 2: 2002, 2: KS C IEC 60216 3 1: 2002, 3: 1: KS C IEC 60216 4 1: 2002, 4: 1: IEC 60216 3 3: 2002, Guide for the determination of thermal endurance properties of electrical insulating materials Part 3: Instructions for calculating thermal endurance characteristics Section 3:Calculations for in

4、complete data IEC 60216 5: 1990, Guide for the determination of thermal endurance properties of electrical insulating materials Part 5: Guidelines for the application of thermal endurance characteristics 3 . 3.1 (temperature index) TI ( 20 000 ) ( ) 3.2 (relative temperature index) RTI 3.3 (halving

5、interval) HIC TI RTI ( ) HIC . . , HIC . 3.4 ( ) (K) 3.5 (threshold value) . 1 50 % . 2 , . KS M ISO 2578: 2007 3 3.6 4 4.1 ( , , ) . . . 3 4 . 4.2 . ( 20 000 ) TI . 4.3 . B r . 0.95(3 IEC 60216 ) . 4.4 RTI , . . TI , RTI . TI HIC . , , , , . 5 KS M ISO 2578: 2007 4 . . 6 . a) 20 000 . 20 000 . b) .

6、 . 7 7.1 . 7.2 (n) . a: 1 b: c: d: . n a b c d 5 . 1 . . 2 . 3 . 8 8.1 3 , . 5 000 . 100 . TI 25 . KS M ISO 2578: 2007 5 8.2 20 000 (6. ) 1/4 . 8.3 . . 9 KS C IEC 60216 4 . 10 10.1 . (KS M ISO 291 ) . 10.2 . 48 . 48 . 10.3 . . 10.4 ( ) (KS M ISO 291 ) . . 1 C . 10.5 . 11 11.1 , ( 1 ). . KS M ISO 257

7、8: 2007 6 . 11.2 . . 11.3 A 1 . 11.4 . 1 . 2 . 11.5 A ( 20 000 ) (TI) (HIC) B . 1 (K) . 2 . . 12 (RTI) . RTI TI . RTI 2 , (1) HIC . ( IEC 60216 3 ). 3 . TIr TI toTIr A A, to B B, to HICr TIr HIC HIC(A) A HIC HIC(B) B HIC A B RTI (1) . RTI TIr A B(1) RTI , . . 4.4 . 13 KS M ISO 2578: 2007 7 . a) b) c

8、) d) e) f) , , g) h) i) j) , k) , l) TI, HIC 1 (KS C IEC 60216 1 ) , h (%)190 171 149 130 KS M ISO 2578: 2007 8 2 (KS C IEC 60216 1 ) , h() , KS M ISO 2578: 2007 9 3 (KS C IEC 60216 1 ) , h() , : TI, 130 TBTAHIC(A)RTI TIr (TA TB)KS M ISO 2578: 2007 10 A ( ) . . IEC 60216 . . L AeB/T (A.1) L : ( ) T

9、 (K) A, B : e : (A.1) 1 . TBAL /)e(logloglog101010+= (A.2) LY10log= Aa10log= TX /1= b (log10e)B , bXaY += (A.3) L10log 1/T , ( A.1 ). . a b . . ()NXbYa= (A.4) ()()=22XXNYXXYNb (A.5) X( T/1= ) : 1/K 1/( 273) N : )log(10LY = : a b , . Y a bX (A.6) KS M ISO 2578: 2007 11 ()aYbXT = /1 (A.7) 20 000 TI()

10、 2730301.4TI =ab (A.8) 2 000 2730301.3TI =ab (A.9) 10 000 2730000.4TI =ab (A.10) (A.4) (A.10) ( A.1 A.2 ). a) A.2 1 . b) 2 3 , (K) (X 1/T) (X2 1/T2) ( A.1 ). c) 4 L 5 4 L (Y log10L) . d) 6 , X Y . e) 2 , 3 , 5 6 ( ) . f) N . g) e) f) b (A.5) a (A.4) . a . h) a b 20 000 (A.8) 2 000 (A.9) () . I) h) 2

11、 log10L 1/T . j) L . k) a b 10 000 () (A.10). l) 20 000 10 000 HIC() . KS M ISO 2578: 2007 12 A.1 () (K) K1 K2( A.2 ) () T (K) X1/ T (K1) X 21/ T 2(K2) 70 243 2.915 41038.499 5610685 358 2.793 21037.801 97106100 373 2.680 91037.187 22106105 378 2.645 501036.998 68106125 398 2.512 561036.312 97106130

12、 403 2.481 391036.157 29106140 413 2.421 311035.862 73106150 423 2.364 071035.588 81106165 438 2.283 111035.212 57106175 448 2.232 141034.982 46106180 453 2.207 511034.873 08106185 458 2.183 411034.767 26106190 463 2.159 831034.664 85106200 473 2.114 161034.469 69106220 493 2.028 401034.114 40106225

13、 498 2.008 0310-34.032 19106240 513 1.949 321033.799 84106250 523 1.912 051033.633 92106260 533 1.876 171033.520 02106280 553 1.808 321033.270 01106300 573 1.745 201033.045 73106320 593 1.686 341032.843 74106 A.2 1 2 3 4 5 6 () X1/ T (K 1) X 21/ T 2(K 2) L (h) Ylog10L XY(log10L)/T 170 185 200 215 2.

14、257 331032.183 411032.114 161032.049 181035.059 571064.767 261064.469 691064.199 141065 600 2 600 1 500 640 3.748 19 3.414 97 3.176 09 2.806 18 8.460 901037.456 271036.714 771035.750 37103 8.604 0810318.531 6610613.145 43 28.382 31103N 4 ()()=22XXNYXXYNb33363310406.4)1008604.81008604.8()1066531.184(

15、)43145.131008604.8()1031382.284(=()190.64)1008604.810406.4(43145.1333=NXbYa 20 000 () 147273190.60301.410406.42733=+=aYb 2 000 () 191273190.60301.310406.42733=+=aYb KS M ISO 2578: 2007 13 A.1 ( A.2 ) , (, h) .20 000 ( ) 2 000 ( ) . ( .) KS M ISO 2578: 2007 14 B ( ) r . r 1 r 0 Y X . ()()()()()()2222

16、YYNXXNYXXYNr N : X Y : ( A ) KS M ISO 2578: 2007 15 C ( ) 0 B, C, D, E, F A 1 G 2 H 3 I B 4 5 6 3, 7, 11, 15, 19 G, H I , . 19 G, H, I . 7 C 8 9 10 11 D 12 13 14 15 E 16 17 18 19 F 20 21 G 20 . 22 23 H 21 . 24 25 I 22 . 26 27 G, H I 1, 2, 3 , , 1 . 135513 7017 (02)60094114 (02)600948878 http:/ KS M ISO 2578: 2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS PlasticsDetermination of timetemperature limits after prolonged exposure to heat ICS 83.080.01 Korean Agency for Technology and Standards ht

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