1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS I ISO 23874 KS I ISO 23874 :2010 2010 4 6 http:/www.kats.go.krKS I ISO 23874:2010 : ( ) ( ) ( ) ( ) : (ISO/TC193) () ( ) () () : (http:/www.standard.go.kr) : :2010 4 6 2010-0094 : : (ISO/TC193) ( 02-509-7266) (http:/www.kats.go.kr). 10 5 , . KS I ISO 238
2、74:2010 i . ii 1 1 2 1 3 2 4 2 4.1 (CRM1) 2 4.2 (CRM2).2 5 2 5.1 .2 5.2 .3 6 .3 6.1 .3 6.2 3 7 3 8 3 8.1 .3 8.2 3 9 6 9.1 .6 9.2 7 9.3 7 10 .8 11 8 12 9 A() C 5 C 12 10 B() 12 C() 16 D() .19 E() , .21 E.1 21 E.2 / .22 24 KS I ISO 23874:2010 ii 2006 1 ISO 23874, Natural gasGas chromatographic require
3、ments for hydrocarbon dewpoint calculation . ISO(International Organization for Standardization) (ISO ) . ISO . . ISO . ISO IEC(International Electrotechnical Commission) . ISO/IEC Directives 2 . . . 75 % . . ISO . KS I ISO 23874 ISO/TC 193, , SC 1, . KS I ISO 23874:2010 Natural gasGas chromatograph
4、ic requirements for hydrocarbon dewpoint calculation 1 . 0 50 . 2 MPa(20 bar) 5 MPa(50 bar) . KS I ISO 6974( ) KS I ISO 69741 . C 5 C 12 . KS I ISO 6974( ) n- C 6 n- . 2 . . ( ) . KS I ISO 69741, 1: KS I ISO 69742, 2: KS I ISO 69743, 3: 2 , , , , , C 8 KS I ISO 69744, 4: 2 , , C 1 C 5 , C 6+ KS I IS
5、O 69745, 5: 3 , , C 1 C 5 , C 6+ KS I ISO 69746, 6: , , , , C 1 C 8 KS I ISO 6975, KS I ISO 10715, KS I ISO 23874:2010 2 3 , - , . , . C 12 . , , 0.01 . . (, C 1 C 5 ) KS I ISO 6974( ) . (C 5 C 12 ) . KS I ISO 6974( ) . . . n- . 7 . . n- 1 . KS I ISO 6974( ) n- . KS I ISO 6974( ) , n- ( , n-) . n- K
6、S I ISO 69742 . 4 4.1 (CRM1), KS I ISO 6974( ) . CRM . 4.2 (CRM2), n-, n-, , , n-, , n- . CRM2 n-, n-, n- n- . CRM2 , , . 5 5.1 , 6.1 , , , . KS I ISO 23874:2010 3 KS I ISO 6974( ) . 5.2 , 6.2 , , , . A . . 6 6.1 KS I ISO 6974( ) . 6.2 . n- n- . 0.000 000 1 (0.110 6 ) . , , . C 5 C 12 . , , . 1 (FID
7、, Flame Ionization Detector) . n- . 2 ( ) . 3 A 6.2 . 7 . KS I ISO 10715 . 8 8.1 KS I ISO 6974( ) . 8.2 . KS I ISO 23874:2010 4 . , . 8.2.1 1 KS I ISO 6974( ) n- n- . n- . , . (9.3 ), n- . , . , ln R A ln s , 1 . C . 95 % . (1) a b . ln sabln R A (1) (1) 95 % ( C ). (2) . sexp(abln R A ) (2) . 8.2.2
8、 2 , F RR . , . . CRM2 . . n- n- F RR,C . CRM2 (5 ) . . (3) i . i n n i i c A N c A F , k 5 C 5 C , k C RR, 5 (3) i A : i C5 n A :n-C5 c k,i: i c k,nC5:n-C5 N : i 5 :n-C5(n-) KS I ISO 23874:2010 5 (3) (4) . i n k n i i c N c R F , k C5 , 5 C : , A C RR, 5 (4) 5 : , nC i A R n-C5 i . F RR,C 1 . . F R
9、R,C CRM2 . F RR,C . 8.2.3 3 . , C 12 n-, , , . . . n-C 6 ( ) n-C 7 C 7(FR7) . (9.3.2 ) . . “ ” . . 8.2.3.1 n- . n- . 9.3.1 C 7 C 12 . n- . C 7 n-C 7 FR7 n- . . n- . n- . T BP,a n- . n- . C 6 n-C 6 . C 6 n-C 6 9.3.2 C 7 . ( “ ” ) . . n- . B . KS I ISO 23874:2010 6 8.2.3.2 n- . n- . n-C 8 n-C 7 n-C 9
10、( ) 8.2.3.1 n-C 8 . n- (5) . ) ( ) ( ) ( 1 C , R 1 C - , R 1 C - , a BP, 1 C - , a BP, 1 C - , R C - , R 1 C - a, BP, Cx - n cal, BP, x n x n x n x n x n x n x n t t T T t t T T - (5) t R,i: i T BP,a,n-Ci: n- i n- . n- , 8.2.3.1 . n- C 8 , n-C 9 , n-C 10 n-C 11 . . 8.2.3.1 , 9.3.2 n- . . . . B . 8.2
11、.4 4 9.1 . 8.2.5 5 9.2 . 8.2.6 6 10. . 9 9.1 . , . KS I ISO 23874:2010 7 10 . 4 . . . ( 10 mL/min) 5 10 . 20 . . . , . D . 9.2 n- . n- KS I ISO 6974 (8.1 ). c i (6) . 5 C - 5 C - , , C RR, 5 C - 5 n n i n i i R N F c R C (6) R i: i R n-C5: n- c n-C5: n- , KS I ISO 6974 F RR,C,i,n-C5:n- i N : i 9.3 n
12、-, , , , C 7 C 12 . n- n-C x n-C x+1 x1 ( ) . n-C x+1 . . . , . 9.3.1 9.3 9.2 . n-C x+1 n-C x x1 . C 7 , C 8 . E . KS I ISO 23874:2010 8 9.3.2 , n- . n-C x n-C x+1 y T BP,y (7) . ) ( ) ( ) ( C - , R 1 C - R C - , BP 1 C - BP C - , R , R C - , BP , BP x n x ,n x n x ,n x n y x n y t t T T t t T T (7)
13、 t R,y:y t R,n-Cx:n- n-C x t R,n-Cx+1:n- n-C x+1 T BP,n-Cx:n- n-C x T BP,n-Cx+1:n- n-C x+1 T BP,FR (8) . i i i t T R T R, , BP FR BP, ) ( (8) n- . 1 (8) . 2 E . 10 (6) i c i u c (c i ) (9) . 2 C5 - C, RR, 5 C - , , C RR, 2 2 C5 - 5 C - 2 2 5 C , R , C5 - R, , R 2 2 2 c ) ( c ) ( ) ( i-n n i n n n i R n i i i F F u c u t t t t u c c u (9) 8.2.1 . KS I ISO 6974( ) n- . 8.2.2 F RR,C . U c (c i ) k u c (c i ) . E . 11 KS I ISO 6974( ) . KS I ISO 23874:2010 9 . , . . 12 . .