1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS C IEC 62117 KS C IEC 62117:2009 2009 12 22 http:/www.kats.go.krKS C IEC 62117:2009 : ( ) ( ) KEPIC () ( ) : () () ( ) () () () ( ) : (http:/www.standard.go.kr) ： ：2009 12 22 2009-0838 ： ：() ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS C IEC 62117:20
2、09 i 1999 1 IEC 62117, Nuclear reactor instrumentation Pressurized light water reactors(PWR) Monitoring adequate cooling within the core during cold shutdown . . , , . , , . KS C IEC 62117:2009 Nuclear reactor instrumentation Pressurized light water reactors(PWR) Monitoring adequate cooling within t
3、he core during cold shutdown 1 1 2 (PWR) , . . , (RHRS) . (RPV) , . . , . . A . . 100 (212 F) . (DBA) ( .) . (RCS) , . . . , KS C IEC 62117:2009 2 . 2 . . ( ) . KS C IEC 60050 393： 2004, 393： KS C IEC 60770 1： 2003, 1： KS C IEC 60780： 2004, KS C IEC 60911： 2004, KS C IEC 60964： 2004, KS C IEC 60980：
4、 2004, KS C IEC 60987： 2004, KS C IEC 61225： 2006, KS C IEC 61226： 2004, KS C IEC 61227： 2004, KS X IEC 60880： 2004, IEC 60737： 1982, In-core temperature or primary envelope temperature measurements in nuclear power reactors Characteristics and test methods IEC 61343： 1996, Nuclear reactor instrumen
5、tation Boiling light water reactors (BWR) Measurements in the reactor vessel for monitoring adequate cooling within the core IAEA Safety Guide 50-SG-D8： 1984, Safety related instrumentation and control systems for nuclear power plants 3 . 3.1 ALARA (As Low As Reasonably Achievable) 3.2 / 3.3 DBA (De
6、sign Basis Accident) 3.4 (diversity) . IAEA 50 SG D8. KS C IEC 62117:2009 3 3.5 , , (assembly) IEV 393 08 48 3.6 (PWR) . . 3.7 RCS (Reactor Coolant System) 3.8 , 3.9 , 3.10 ( ) . IAEA 50 SG D8. 3.11 (RHRS) 3.12 RPV (Reactor Pressure Vessel) 3.13 IEV 393 08 29 3.14 IEC 61343： 1996, 3.12 3.15 IEC 6134
7、3： 1996, 3.13 KS C IEC 62117:2009 4 4 4.1 , . , , / . (POS) B . . . 1 2 . 1 2 , . . 4.2 ( , keff 0.99) 100 (212 F) . . , . , ( , ) . , . , . , . , . 4.3 60 (140 F) . . (flange) , . . , . , KS C IEC 62117:2009 5 . 5 5.1 , . , . , , . . . . . , KS C IEC 60911 . . . . ( .) , . . 5.2 . . , . 5.2.1 . . 3
8、 “R” , . . p gdoh gdfhf dg(h hf) p ： do： ( ) h ： (span) df： hf： ( , ) dg： g ： , p / , . KS C IEC 62117:2009 6 p gdoh gdfhf 5.2.2 . , . . . 2 , . . (plenum) . , . , (IEC 61343 ) (KS C IEC 60911) . IEC 60737 . 5.3 . . ( ) . , . 5.3.1 . 5.2.1 , . 3 “M” . 5.3.2 . , . . , , . . 5.4 . . KS C IEC 62117:200
9、9 7 5.4.1 KS C IEC 60911 , . . 5.4.2 , . 5.4.3 , . 6 6.1 . . 6.1.1 , . . , , , , , , , KS C IEC 61226 . 6.1.2 , , ( ) . , . . 6.1.3 , . , KS C IEC 62117:2009 8 . 6.1.4 , . , . . , . . , . , . , KS C IEC 61225 . 6.2 6.2.1 , , KS C IEC 60770 1 . ALARA . 6.2.2 (reference column) . , , , . , , , , . . . 3 “4” . , , , . 1 3 , . ( , ) . / . KS C IEC 62117:2009 9 6.2.3 (span) , . , . , . ： , (water trap) . ： , ( , ) ( ) . 4 . , , . 1 2 . . , 6.2.2 . 6.2.4 , 1/12 . , . . , . , , , (bracket) . . , . . . / . , . 6.2.5 . , , . , KS C IEC 62117:2009 10 . 6.2.6 . ,
