KS C IEC 61577-1-2012 Radiation protection instrumentation－Radon and radon decay product measuring instruments－Part 1：General principles《放射线防护测量仪器 氡和氡衰变产物测量设备 第1部分 通用原则》.pdf

1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS C IEC 61577 1 1： KS C IEC 61577 1:2012 2012 12 12 http:/www.kats.go.krKS C IEC 61577 1:2012 : ( ) ( ) () ( ) : () () ( ) () ( ) () : (http:/www.standard.go.kr) ： ：2012 12 12 2012-0698 ： ：() ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS C IEC 61577 1:

2、2012 i ii . iii 1 1 2 1 3 , .1 3.1 2 3.2 5 3.3 .9 4 .10 4.1 .10 4.2 RnDP .10 4.3 10 4.4 11 4.5 .12 4.6 12 5 12 5.1 12 5.2 13 6 STAR .13 7 RnDP 14 7.1 222Rn 14 7.2 220Rn 14 7.3 RnDP222 .14 7.4 RnDP220 .15 A( ) IEC 61577 16 17 KS C IEC 61577 1:2012 18 1 238U iv 2 232TH iv 3 STAR .14 1 .11 2 RNDP .11 K

3、S C IEC 61577 1:2012 ii . . , , . , , . KS C IEC 61577 1:2012 iii 2006 2 IEC 61577 1, Radiation protection instrumentation Radon and radon decay product measuring instruments Part 1： General principles . 238U, 235U 232Th 226Ra, 223Ra 224Ra . , ( , 222Rn, 219Rn, 220Rn) . 1 , 219Rn RnDP . . 219Rn . (R

4、nDP)( , 222Rn 218Po, 214Pb, 214Bi, 214Po 220Rn 216Po, 212Pb, 212Bi, 212Po, 208Tl )( 1 2 ) . , , RnDP . , . . 1, 21). 2 1 2 ICRP 38 . . 1) . KS C IEC 61577 1:2012 iv 1 238U 2 232Th KS C IEC 61577 1:2012 1： Radiation protection instrumentation Radon and radon decay product measuring instruments Part 1

5、： General principles 1 IEC 61577 . -220 222 . . IEC 61577 2-1, IEC 61577 2-2, IEC 61577 3-1 IEC 61577 3-2( A, IEC 61577 ) . , RnDP . 2 . . ( ) . IEC 61577( ), 3 , . 1 , “ ” . ( , 220Rn, 222Rn) . 2 “ ” (RnDP) . . RnDP 222, 220 (218Po, 214Pb, 214Bi, 214Po), (216Po, KS C IEC 61577 1:2012 2 212Pb, 212Bi

6、, 212Po, 208Tl) . 3 ICRP 38 . . 3.1 3.1.1 A dt dN , dN dt . tNAdd= IEV 393 14 12, 3.1.2 , C (Bq m 3) IEV 393 14 16, 3.1.3 , . . ISO , 6.4 3.1.4 ISO , 6.5 3.1.5 . ISO , 6.6 3.1.6 KS C IEC 61577 1:2012 3 . ISO , 6.8 3.1.7 (kg s 1) 3.1.8 (m3 s 1) 3.1.9 STP 0 101 325 Pa( ) . . 3.1.10 ( ) ( 90 %) 90 % .

7、IEV 394 19 09 3.1.11 , 10 % (s) 3.1.12 vc , . , . IEV 394 20 10 3.1.13 v v v vcIEV 394 20 13 KS C IEC 61577 1:2012 4 3.1.14 er , . er (v vc)/vc v ： vc ： IEV 394 20 11 3.1.15 ei , . ei (v vc)/vc v ： vc ： IEV 394 20 12 3.1.16 ( ) , 95 % IEV 394 20 24 3.1.17 , 95 % 100 % IEV 394 20 20 3.1.18 n xi x s .

8、 211211)()1(=niiixxnxxsV IEV 394 20 14 3.1.19 KS C IEC 61577 1:2012 5 1 . 2 . IEV 394 20 07 3.1.20 IEV 394 20 28 3.1.21 , IEV 394 20 08 3.1.22 IEV 394 20 09 3.2 3.2.1 PAE p222Rn 220Rn 210Pb 208Pb RnDP p 222 (6.003 7.687)N218 Po 7.687(N214 Pb N214 Bi) 7.687N214 Po1.60210 13 (J) p 220 (6.779 7.804)N21

9、6 Po 7.804(N212 Pb N212 Bi) 8.785N212 Po1.60210 13 (J) N ： 1 7.804 MeV 2 212Bi . 2 (ALI) PAE222 PAE220 . PAE222 PAE220 . ICRP 32 3.2.2 PAEC cp 210Pb 208Pb KS C IEC 61577 1:2012 6 SI J m 3 . ICRP 32 3.2.3 Pp(T) , , cp =TttcTP d)()(pp SI J m 3h . ICRP 65 3.2.4 ceq SI Bq m 3 . ICRP 32 3.2.5 F RneqCcF =

10、 ICRP 65 3.2.6 , i RniiCCf = 3.2.7 , (n) (N) Nn= KS C IEC 61577 1:2012 7 3.2.8 (Bq kg 1 s 1) 3, 4 3.2.9 (Bq m 2 s 1) 3, 4 3.2.10 (deconvolution) ( , ) 3.2.11 (aerosol) nm 10 m . IEV 393 11 37, 3.2.12 AMAD (kg m 3) 3.2.13 AMTD (kg m 3) 3.2.14 PAEC RnDP . RnDP 1 nm . 2 220Rn 212Pb 220Rn 212Bi , RnDP22

11、0 . ICRP 65 3.2.15 RnDP RnDP 0.1 0.3 m . KS C IEC 61577 1:2012 8 3.2.16 ( , 5.490 MeV 222Rn ) 3.2.17 ( , .) 3.2.18 ( , ) ( , ) . 3.2.19 , 3.2.20 3.2.21 . , . 3.2.22 . 3.2.23 ( ) IEV 393 04 92 3.2.24 . IEV 394 20 18 KS C IEC 61577 1:2012 9 3.2.25 IEV 394 20 19 3.2.26 RnDP . . 3.2.27 1 , . Rref (Irs I

12、b)/Qrs Irs： Ib： Qrs： 2 . 3.2.28 STAR ( ) 3.2.29 RnDP ( , ) , 222Rn 226Ra ( , 226Ra) 3.2.30 HEPA 0.3 m 99.97 % 3.3 (SI) . “ ” . (Ci), 1 Ci 3.71010Bq MeV l 1, 1 MeV l 1 1.610 4J m-3 . KS C IEC 61577 1:2012 10 (WL), 1 WL 20.8 J m 3 (WLM), 1 WLM 3.6 mJ h m 3ceq, 1 ceq 5.6210 3J m 3(RnDP222) 1 ceq 75.810

13、 3J m 3(RnDP220) 4 4.1 RnDP . / . , RnDP . “ ” . . “ ” . 4.2 RnDP . . . ( , , ) ( , , ) ( , , ) ( , , , ) ( , , , ) ( , ) ( , ) ( , , , ). . ( IEC 61577 2-1, IEC 615772-2, IEC 61577 3-1 IEC 61577 3-2 ). 4.3 1 . KS C IEC 61577 1:2012 11 IEC 61577 5 . , 5, 6, 7, 8, 9, 10. 1 ZnS(Ag) , , , , , ZnS(Ag) ,

14、 , , , , SSNTD( ) Rn Rn NaI(TI) GeHP Rn Rn 4.4 2 RnDP . ( , ). IEC 61577 5 . 2 RnDP ZnS(Ag) / ( .) , PAE ( , ) ( .) , PAE ( ) , , PAE ( ) ( .) , PAE ( ) , , PAE ( .) , PAE ( .) , PAE, RnDP SSNTD( ) PAE, RnDP KS C IEC 61577 1:2012 12 4.5 . . . (210Po) RnDP . 4.6 IEC 61577 2-1, IEC 61577 2-2, IEC 61577 3-1, IEC 61577 3-2 . 5 5.1 . , 241Am , 239Pu, 137Cs 90Sr , 85Kr 133Xe . . , . , 5.8 MeV . ,