KS C IEC 60768-2012 Nuclear power plants-Instrumentation important to safety-Equipment for continuous in-line or on-line monitoring of radioactivity in process streams for normal a.pdf

1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS C IEC 60768 KS C IEC 60768:2012 2012 12 12 http:/www.kats.go.krKS C IEC 60768:2012 : ( ) ( ) () ( ) : () () ( ) () () () ( ) () () : (http:/www.standard.go.kr) ： ：2012 12 12 2012-0698 ： ：() ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS C IEC 60768:20

2、12 i ii . iii 1 1 2 1 3 .2 4 .2 4.1 2 4.2 4 4.3 4 4.4 ( ).4 4.5 ( ).4 4.6 ( ) .5 4.7 5 4.8 5 4.9 5 4.10 .5 4.11 6 4.12 .6 4.13 7 4.14 , 8 4.15 9 4.16 9 4.17 9 4.18 .10 4.19 .11 4.20 .11 5 .12 5.1 .12 5.2 .12 5.3 14 5.4 .18 5.5 .21 30 1 27 2 .28 3 .29 KS C IEC 60768:2012 ii . . , , . , , . KS C IEC 6

3、0768:2012 iii 2009 2 IEC 60768, Nuclear power plant Instrumentation important to safety Equipment for continuous in-line or on-line monitoring of radioactivity in process streams for normal and incident conditions . KS C IEC 60768:2012 Nuclear power plants Instrumentation important to safetyEquipmen

4、t for continuous in-line or on-line monitoring of radioactivity in process streams for normal and incident conditions 1 , . , , , . (： ) (： ) . KS C IEC 60861 , ( ) . . KS C IEC 60951 4 . 2 . . ( ) . KS C IEC 60068 2-1, 2-1： A： KS C IEC 60068 2-78, ( , ) KS C IEC 60529, (IP ) KS C IEC 60780, KS C IE

5、C 60951 1, 1： KS C IEC 60768:2012 2 KS C IEC 60980, KS C IEC 60987, KS C IEC 61000 4-2, (EMC) 4-2： KS C IEC 61000 4-3, (EMC) 4-3： KS C IEC 61000 4-4, (EMC) 4-4： KS C IEC 61000 4-5, (EMC) 4-5： KS C IEC 61000 4-6, (EMC) 4-6： KS C IEC 61000 4-8, (EMC) 4-8： KS C IEC 61000 4-12, (EMC) 4-12： KS C IEC 6100

6、0 6-4, (EMC) 6-4： KS C IEC 61069 1, 1： KS C IEC 61226, KS C IEC 61504, KS C IEC 62262, (IK ) KS X IEC 60880, IEC 60038： 1983, IEC standard voltages IEC 60068 2-2： 2007, Environmental testing Part 2-2： Tests Test B： Dry heat IEC 60068 2-6： 2007, Environmental testing Part 2-6： Tests Test Fc： Vibratio

7、n(sinusoidal) IEC 60068 2-14： 2009, Environmental testing Part 2-14： Tests Test N： Change of temperature IEC 60068 2-30： 2005, Environmental testing Part 2-30： Tests Test Db： Damp heat, cyclic(12 h 12 h cycle) IEC 61000 4-18： 2006, Electromagnetic compatibility(EMC) Part 4-18： Testing and measuremen

8、t techniques Damped oscillatory wave immunity test IEC 62138： 2004, Nuclear power plants Instrumentation and control important for safety Software aspects for computer-based systems performing category B or C functions 3 KS C IEC 60951 1 . 4 4.1 ( , ) ( , ) . . KS C IEC 60768:2012 3 . . , , , . . ：

9、( , , , ) . ： . , . . . ( )： ( ) KS C IEC 61226 ( , , , , ) , , , , ( , , ) , ( ) ( ) ( , , ) ( ) ( ) ( ) ( ) . ( ) . ( ) ( ) ( ) ( KS C IEC 60768:2012 4 ) ( ) . . , , . KS C IEC 61226 . KS C IEC 60780( KS C IEC 60980) . 4.2 . . 40 . 4.3 . . 4.4 ( ) ( ) . . , . ( ) . , ( ) . , ( ) . 4.5 ( ) ( ) . (

10、) % . , . , 95 % 20 % ( 2 ) 30 % . , , . . , . KS C IEC 60768:2012 5 10 % . 4.6 ( ) ( ) . ( ) % . , . , 95 % 20 % ( 2 ) 30 % . , , . . , . 20 % . 4.7 . . , . ( ) . , . 4.8 (： ), 90 %( ) 10 %( ) . , . . . (simulation) , . , . 4.9 0 . . . 4.10 KS C IEC 60768:2012 6 . ( , ) . . , (sensitive volume) . .

11、 . , . 4.11 . . . , , , , , , , , . , . , . , . . . , . . 4.12 ( ) ( ) . ( ) , . MTBF( )： 20 000 ( ) KS C IEC 60768:2012 7 KS C IEC 61226 A , MTBF (FMEA) . (4.14.2 ). . 4.13 4.13.1 / , . 4.13.2 , , . . 10 . . , . 4.13.3 4.13.3.1 . , . . , . . . . , . 4.13.3.2 . 10 % 90 % ( ), 50 % 90 % ( ) 10 % 90 %

12、 ( ) 4.13.3.3 KS C IEC 60768:2012 8 . , . 4.13.4 . / . . (： ) 4.13.5 . KS C IEC 60780 . , . 4.14 , 4.14.1 , , . , . , . , . 4.14.2 (routine) . KS C IEC 60768:2012 9 , . . . . , , , . . . . 4.14.3 . . 4.15 . , . KS C IEC 61000 4-2, KS C IEC 61000 4-3, KS C IEC 61000 4-4, KS C IEC 61000 4-5, KS C IEC 61000 4-6, KS C IEC 61000 4-8, KS C IEC 61000 4-12, KS C IEC 61000 6-4 5.5.4 . 4.16 IEC 60038 A.C. . 110 V A.C. / 230 V A.C. 50 Hz 120 V / 240 V A.C. 60 Hz 24 V D.C. 117 V / 234 V, 60 Hz . 110 V, 50 Hz . , .