KS A ISO 21238-2012 Nuclear energy-Nuclear fuel technology-Scaling factor method to determine the radioactivity of low- and intermediate-level radioactive waste packages generated .pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS A ISO 21238 KS A ISO 21238:2012 2012 12 12 http:/www.kats.go.krKS A ISO 21238:2012 : ( ) ( ) () ( ) : () () ( ) () () () () ( ) : (http:/www.standard.go.kr) ： ：2012 12 12 2012-0698 ： ：() ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS A ISO 21238:2012

2、i ii . iii 1 1 2 .1 3 3 4 .3 4.1 .3 4.2 .4 4.3 4 4.4 4 5 .5 5.1 .5 5.2 5 5.3 5 5.4 .6 5.5 6 5.6 .7 A( ) 8 A.1 .8 A.2 .11 A.3 .13 A.4 .15 A.5 .18 22 KS A ISO 21238:2012 ii . , , . , , . KS A ISO 21238:2012 iii 2007 1 ISO 21238, Nuclear energy Nuclear fuel technology Scaling factor method to determine

3、 the radioactivity of low- and intermediate-level radioactive waste packages generated at nuclear power plants , . KS A ISO 21238:2012 Nuclear energy Nuclear fuel technology Scaling factor method to determine the radioactivity of low- and intermediate-level radioactive waste packages generated at nu

4、clear power plants 1 . . . ( , ) . 2 . 2.1 , X- 2.2 , “ ” “ ” . 60Co / 137Cs KS A ISO 21238:2012 2 2.3 , 2.4 , , / , (： ) IAEA 2003 .12.5 1 ISO 921:1997 .2 2 . . 2.6 ISO 921:1997 .2 , , , 2.7 60Co, 63Ni 2.8 ISO 921:1997 .2 137Cs, 90Sr 2.9 KS A ISO 21238:2012 3 2.10 92 2.11 , , , , 2.12 , , 2.13 , 3

5、, . , , . . . . . , . . , , . , . 4 4.1 . , . 4.2.1 4.2.2 . KS A ISO 21238:2012 4 4.2 . 4.2.1 . , . . a) . b) . 4.2.2 . . 4.2.3 , . 4.3 , . , . 4.4 . (： , , ) (： , , , ) ( .) ( 3H ) KS A ISO 21238:2012 5 5 5.1 . , . . , 5.2 . . kSFdafa = (1) ad ： (Bq/kg Bq/m3) fSF ： (2) ak： (Bq/kg Bq/m3) . nnniiaaaa

6、aaf )/(,k,d,k,dk,11,dSF=LL(2) ak,i ： i(i 1n) (Bq/kg) ad,i ： i(i 1n) (Bq/kg) n ： 5.3 . , , . kd=a (3) . )ln()ln(kdaa += (4) ad ： (Bq/kg) ak： (Bq/kg) , . ： (. ln) ： KS A ISO 21238:2012 6 5.4 . , . a) , , (： ) . b) , / . 60Co , 60Co / 137Cs . 5.5 , , . , . , . 5.5.1 5.5.1.1 . , . (： , ) , . 5.5.1.2 . .

7、 5.5.2 5.5.2.1 KS A ISO 21238:2012 7 , ( , ) . (： ) . 5.5.2.2 , . . 5.6 . . . . 4.2.1 , . . 4.2.2 a) . b) . c) . . KS A ISO 21238:2012 8 A ( ) . . A.1 A.1.1 (SF) (DTM) . . , 60Co . , (： , ) . (： ) . . A.1 . . A.1.2 1 , (： ) . . , ( , ) , . , , . KS A ISO 21238:2012 9 4. . A.1.3 2 1 . , . 1 4. . . 2

8、A.2 . A.1.4 3 , . 1 . . , “ ” . “ ” , . , . , . 1 5.4 . 2 5.1 . 3 5.5 . 4 A.3 A.4 . A.1.5 4 “ ” . . 1 5.2 5.3 . 2 5.6 . 3 A.5 . KS A ISO 21238:2012 10 SF , DTM A.1 (SF) KS A ISO 21238:2012 11 A.2 A.2.1 5.4 4 . a) b) c) d) , 60Co 137Cs . 137Cs . . 60Co , ( ) , . , 60Co . A.2.2 (EPRI) . , . (BWR) (PWR

9、) . A.1 A.2 , 60Co 137Cs 239Pu . A.1 10CFR61 3 LMDa LMDa239Pu/137Cs 303 410450 192 310428 239Pu/60Co 383 110427 235 510518 aLMD . A.2 ( )4 LMAaLMDb LMAaLMDb239Pu/137Cs 288 2.010436 91 1.510411 239Pu/60Co 382 9.010421 113 2.01057 aLMA . bLMD . A.2.3 , (60Co, 137Cs) KS A ISO 21238:2012 12 . . A.3 . A.

10、3 5 241Am/60Co 73 0.82 35 0.67 241Am/137Cs 67 0.84 34 0.63 244Am/60Co 99 0.84 44 0.67 244Am/137Cs 42 0.62 238Pu/60Co 88 0.85 35 0.63 238Pu/137Cs 34 0.62 90Sr/60Co 110 0.78 29 0.74 90Sr/137Cs 108 0.77 17 0.76 A.2.4 A.2 60Co, 137Cs . . , , 137Cs 60Co . a) 60Co 0.72 b) 137Cs 0.78 ak (Bq/t) aTa (Bq/t) 1 A.2 6 KS A ISO 21238:2012 13 A.3 A.3.1 , . a) ( , ) b) ( , ) c) ( , ) A.4 . , . , . A.3.2 A.3.2.1