KS C IEC 60068-3-3-2001 Environmental testing－Part 3：Guidance seismic test methods for equipments《基本环境试验规程 第3部分 导则 设备的地震试验方法》.pdf

1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2001 11 24 KS C IEC 60068 3 3 ( ) KS C IEC 60068 3 3： 2001(IEC 60068 3 3： 1991, IDT) (2006 ) ICS 19.040 KS () C IEC 60068 3 3： 2001(IEC 60068 3 3： 1991, IDT) (2006 ) Environmental testing Part 3：Guidance seismic test methods for equipments 1991 1 IEC 60068

2、3 3 Environmental testing Part 3： Guidance seismic test methods for equipments , . IEC 1997 1 1 IEC , 60 000 . . 1. , . . 2. . . KS C 0210 ( ) IEC 60068 1： 1988 Environmental testing Part 1： General and guidance, Amendment 1 , . KS C 0240 ( ) IEC 60068 2 6： 1982 Enviromental testing Part 2： Test Tes

3、t Fc： Vibration (sinusoidal) , . KS C 0286 IEC 60068 2 47： 1982 Enviromental testing Part 2： Tests Mounting of components, equipment and other articles for dynamic tests including shock(Ea), bump(Eb), vibration(Fc and Fd) and steady-state acceleration(Ga) and guidance , . IEC 60068 2 57 Environmenta

4、l testing Part 2 57： Tests Test Ff： Vibration Time-history method IEC 60068 2 59 Environmental testing Part 2 59： Tests method Test Fe： Vibration Sine-beat method ISO 2041 Vibration and shock Vocbulary 1 1. , . C IEC 60068 3 3： 2001 2 , . . / . , . “ ” , KS C 02 . . KS C 0240, IEC 60068 2 57 IEC 600

5、68 2 59 . , . 2. . . / . , . ( ) (A.1A.4) A . . 2.1 . . . / . 2.2 , . . 3. ISO 2041, KS C 0210, KS C 0240, IEC 60068 2 57 IEC 60068 2 59 . , . . 3.1 (assembly) 3.2 3 dB (bandpass at 3 dB) 2/2 ( 1 ) 3.3 (basic response spectrum) , , , ( 1 ) C IEC 60068 3 3： 2001 3 . 3.4 (broad -band response spectrum

6、) 2 (c) , 1 . 3.5 (critical frequency )(KS C 0240 .) / / , 3.6 (crossover frequency) (ISO 2041 .) , , . 3.7 (damping) (ISO 2041 .) . , , , , , , . 3.7.1 (crtical damping) 3.7.2 (damping ratio) 3.8 (direction factor) 3.9 (floor acceleration) ( ) . 3.10 (geometric factor) 3.11 “g n” . . 1. gn 10 m/s2

7、. 2. SI , , . 3.12 (ground acceleration) . 3.13 3 dB (lateral frequencies) 3 dB ( 1 ) 3.14 (malfunction) , . 3.15 (narrow -band response spectrum) 2 (a) 1. 1/3 2. , , . C IEC 60068 3 3： 2001 4 3.16 (natural frequency) ( , ) 3.17 (overall resonance) 135 Hz , 1 (3.27 ) , . 3.18 (pause) ( , ) . 3.19 (p

8、referred testing axes) 3 3.20 (required response spectrum) ( 1 , 2 3 ) 3.21 (resonance frequency) , 1. . , , . . 2. 2 . 3.22 (response spectrum) (ISO 2041 .) , 1 ( 1 , 2 3 ) 3.23 S1 (S1 earthquake) . . S1 S1 . 3.24 S2 (S2 -earthquake) . , . , , . S2 S2 . 3.25 (sine beat) . ( 4 ). . 3.26 (strong part

9、 of time -history) 25 % 25 % ( 5 ) 3.27 (strong part of the response spectrum) 3 dB ( 1 ) 3.28 (superelevation factor) 3.29 (synthesized time -history) 3.30 (test level) . C IEC 60068 3 3： 2001 5 3.31 (test frequency) . 3.31.1 (predetermined test frequency) 3.31.2 (investigated test frequency) 3.32

10、(test response spectrum) 1 , 2 (c) (d) 3.33 (time -history)(ISO 2041 .) , 3.34 (zero period acceleration) (： 1 ) , . . 4. 4.1, 4.2 4.3 . 4.1 ( , , , ) . . 4.2 , / . . , , . , 5 ms . 4.3 . 0： , 1： , , 2： , , 5. 2 (6.10.), 3 (11. 15.) . 5.1 KS C 0286 . KS C 0240 A.5 . , , , . , “ ” . . ( , ) . 5.2 KS

11、C 0240, IEC 60068 2 57 IEC 60068 2 59 . C IEC 60068 3 3： 2001 6 5.2.1 . ( , , ), ( , ) . 5.2.2 . . 5.2.3 , . . 5.3 135 Hz . . 135 Hz , . 2 2 , . 6. 6.1 . 1 . . a) . b) . , , (2 3 ) . , ( , ) . . 1 a a b b c c a c a = b = c = . 6.2 . C IEC 60068 3 3： 2001 7 a) (7. ). b) (8. ). 7. 7.1 ( 2 ), . . , . 2

12、 * m/s2m/s2I II III 6 9 15 3.0 4.5 7.5 * 1.6 Hz . 0.8 Hz . 0.8 Hz 7 (a) . 7.2 . . (7.2.1 ), (9.2.1 ) (9.2.2 ) . 7.2.1 ( ) af 2 . 7.2.2 5 . , . (9.2.1 ) (9.2.2 ) . 8. 8.1 (7. ) . 8.2 . , . 8.2.1 , . a) (8.2.2 ) b) (8.2.3 ) c) (8.2.5 ) C IEC 60068 3 3： 2001 8 d) (8.2.6 ) e) (9.1 ) f) (9.2 ) 8.2.2 5 %(

13、 6 ) , . 8.2.3 210 % 5 % . , . 9.2.1 6 . 8.2.4 ag ag . . 3 . 3 agm/s2AG2 2 AG3 3 AG5 5 7 (b) 1.6 Hz 0.8 Hz . 8.2.5 K K . 4 , . 4 K K 1.0 1.5 2.0 3.0 8.2.6 D , . , X Y 100 % , Z 50 % . , 3 100 % . 5 . C IEC 60068 3 3： 2001 9 5 D D DX Dy DZ DZDx=1 Dy=1 Dz=0.5 Dz=1 * * * , 3 . DX=1, Dy=1, Dz=0.5 . 8.2.

14、7 af . ag . af . af = agKD ag： (8.2.4 ) K： (8.2.5 ) D： (8.2.6 ) 9. 9.1 ( 5 ) . 10.2.1 , . 10.2.2 , , . 5 ( 9 ). 9.2 at , , . at (7.2.1 ) (8.2.7 ) af . af . a G . at . at= af G af： (7.2.1 8.2.7 ) ： (9.2.1 ) G： (9.2.2 ) 9.2.1 . 5 1 . 5 . 5 % . 6 . 7 . C IEC 60068 3 3： 2001 10 6 ( %) 5 (1 oct/min) 2 % 2 % 10 % 1 1 1 0.3 0.55 0.8 9.2.2 G , G . ： 1 ： 1.5 10. 10.1