KS A 5608-1-2006 Accelerated life test－Part 1：Outline of accelerated life test《加速寿命试验 第1部分 加速寿命试验的概要》.pdf

《KS A 5608-1-2006 Accelerated life test－Part 1：Outline of accelerated life test《加速寿命试验 第1部分 加速寿命试验的概要》.pdf》由会员分享，可在线阅读，更多相关《KS A 5608-1-2006 Accelerated life test－Part 1：Outline of accelerated life test《加速寿命试验 第1部分 加速寿命试验的概要》.pdf（24页珍藏版）》请在麦多课文档分享上搜索。

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4、g step) 3.14 , 3.15 . 3.16 (accelerated life test model) 3.17 (life-stress relationship) 3.18 (degradation) (performance) 3.19 (specification limit) 3.20 (operating limit) , (LOL： Lower Operating Limit) (UOL： Upper Operating Limit) . 3.21 (operating margin) 3.22 (destruct limit) (LDL： Lower Destruct

5、 Limit) (UDL： Upper Destruct Limit) . A 5608 1： 2006 3 3.23 (destruct margin) 3.24 (constant stress test) . 3.25 (step stress test) 3.26 (mean time to failure) 3.27 B100p p . 3.28 (median life) 50 % 50 % . , B50 . 4. ( , , ) , (extrapolation) . 1 . . Td , Ta , Td AFTa . AF . 10.0010000.00100.001000.

6、00460.00380.00 396.00 412.00 428.00 444.00Generated by: ReliaSofts ALTA - www.ReliaS - 888-886-0410Arrhenius Weibull PlotReciprocal StressTime5:11:03 PM10/20/98ReliaSoftPantelisArrh/WeibData 163.2356F=17 | S=0Beta=2.9658, B=10679.5675, C=2.3966E-9Time 1 5. ( , , , ) ( , ) ( ) . A 5608 1： 2006 4 . a)

7、 b) c) 5.1 , . (rate determining step rate controlling step) . 2 , , IC . . 2 (IC ) 3 . . 3 ( ) ( ) . , . 4 , . . PCT(Pressure Cooker Test) . 4 (IC) . . . A 5608 1： 2006 5 5.2 . . 5.3 Td AFTa( ) , . ( ) ( ) 5 . 110130150170100 1000 1000012351020304050607080909599DataPercent 5 1. , . 2. , . 6. 6.1 .

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9、 300 , 10 1( / )1( / )300( / )10 3 000( ) . 20 10 3 000/20 150( ) , 10 150 . 7.2 , , , , . . . (off-time) . , . . ( ) . (safety margin) , ( ) . , , . , , 7 . 7 a) , b) , c) . . a) (rpm) . b) , . c) (stress) . 8 8 8 8 (on) (off) (on) (off) 16 1 1 A 5608 1： 2006 8 a) b) c) 7 7.3 , , . . , 8 . , 5 % 1

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11、 (progressive stress), (cyclic stress), (random stress) . , , , . 1 , 2 T( ) t( ) (LDL) (LOL) (UOL) (UDL) A 5608 1： 2006 10 . 1 . . ( ) ( ) . 2 (constant stress) (step stress) (progressive stress) (cyclic stress) (random stress) A 5608 1： 2006 11 9. ( ) , , . a) b) (life-stress relationship) . 10 , . 10 9.1 , , . 3 . 9.2 , , , . , , . (T) ( ) , (), exp() . 1： 1 , B10 B5 . 9.2.1 (Arrhenius relationship) , . (T) , . )/(exp)(akTEAT