1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B ISO 15589 1 1 ： KS B ISO 15589 1:2011 2011 10 31 http:/www.kats.go.krKS B ISO 15589 1:2011 : ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ：2006 12 29 ：2011 10 31 2011-0464 ： ： ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS B ISO 15589 1:2011 i iii 1 1
2、 2 1 3 .1 4 .4 5 .4 5.1 .4 5.2 4 5.3 .5 5.4 .6 5.5 7 5.6 7 5.7 .8 5.8 8 5.9 9 6 10 6.1 10 6.2 (ground beds) .11 6.3 13 7 13 7.1 .13 7.2 14 7.3 .14 7.4 15 7.5 .15 8 .15 8.1 .15 8.2 ( ) 15 8.3 .16 8.4 .16 8.5 16 8.6 .16 8.7 .17 9 .17 9.1 17 9.2 .17 9.3 17 9.4 18 9.5 18 9.6 .18 KS B ISO 15589 1:2011 ii
3、 9.7 .19 10 19 10.1 .19 10.2 19 10.3 20 11 .20 11.1 .21 11.2 21 11.3 22 11.4 22 11.5 22 12 .23 13 23 13.1 23 13.2 24 13.3 .24 13.4 .24 13.5 25 A( ) .26 A.1 .26 A.2 26 A.3 .28 B( ) .30 B.1 .30 B.2 30 B.3 31 C( ) .34 D( ) .35 D.1 35 D.2 .35 D.3 (CIPS).35 D.4 (DCVG) 36 D.5 .36 38 KS B ISO 15589 1:2011
4、iii 2003 1 ISO 15589 1, Petroleum and natural gas industries Cathodic protection of pipeline transportation systems Part 1： On-land pipelines , . KS B ISO 15589 1:2011 1： Petroleum and natural gas industries Cathodic protection of pipeline transportation systems Part 1： On-land pipelines 1 ISO 13623
5、 , , , , , , , , , . . . , , . . , , , , . 2 . . ( ) . KS D ISO 8044, ISO 13623： 2009, Petroleum and natural gas industries Pipeline transportation systems ISO 13847： 2000, Petroleum and natural gas industries Pipeline transportation systems Welding of pipelines ASTM G 97, Standard test method for l
6、aboratory evaluation of magnesium sacrificial anode test specimens for underground applications 3 KS D ISO 8044 . 3.1 (anode backfill) , , , KS B ISO 15589 1:2011 2 3.2 (bond) , 3.3 (cathodic protection system) (d.c. current source) (anode) 3.4 (coupon) 3.5 (d.c. decoupling device) , 3.6 (drain poin
7、t) 3.7 (galvanic anode) 3.8 (groundbed) 3.9 (impressed-current anode) 3.10 (impressed-current station) 3.11 (impressed-current system) 3.12 (instant-on potential) KS B ISO 15589 1:2011 3 3.13 (intensive measurement technique) IR- . 3.14 (IR drop) , 3.15 IR- (IR-free potential) (polarized potential)
8、3.16 (isolating joint) , , 3.17 (monitoring station) 3.18 (on-potential) 3.19 (off potential) (istant-off potential) . 3.20 (protection potential) 3.21 (reference electrode) OCP( ) 3.22 (remote earth) KS B ISO 15589 1:2011 4 , , . 3.23 (stray current) , , 4 a.c.(alternating current) CP(cathodic prot
9、ection) CSEcopper-copper sulfate (saturated) reference electrode d.c.(direct curet) SCC(stress corrosion cracking) SCE(calomel reference electrode) 5 5.1 . ( ) . , , , . 5.2 . , , , , , , , , / , , ( ) KS B ISO 15589 1:2011 5 . pH 5.3 5.3.1 1 0.01 mm Ep . . . EEp ( ) . , (IR- / ) . (embrittlement) ,
10、 . El . . El EEp 5.3.2 5.3.2.1 CSE( ) 850 mV , . , . , pH (limiting critical potential) CSE 1 200 mV . ( 500 MPa ) . CSE 850 mV , . , (sulfate-reducing bacteria, SRB) , CSE 950 mV . CSE 850 mV . 750 mV(1001 000) KS B ISO 15589 1:2011 6 650 mV(1 000) . 100 mV . A.2.3 . 5.3.2.2 100 mV SRB (interferenc
11、e current), (equalizing current) (telluric current) , . . 5.3.2.3 650 mV 750 mV pH SCC 850 mV . 5.3.2.4 . 5.3.2.5 40 , . . 5.3.3 A . CSE . ( B ). 5.4 . . , . 5.2 . (anode groundbed) . . . . (back fill) . KS B ISO 15589 1:2011 7 . B . . 5.5 , . (branch line) ( , ) . . . . , , ISO 13623 . ( ) . 1 000
12、V ( ) 10 M . . . , . 5.6 . , KS B ISO 15589 1:2011 8 . , . B . 5.7 . . . . A . 5.8 Itot . (1) . Itot JFc2rL (1) J ： (mA/m2) Fc： ( ) r ： (m) L ： (m) 1 1 . Fc . . KS B ISO 15589 1:2011 9 1 30 (1) (J Fc) mA/m2 10 20 30 / 0.4 0.6 0.8 - 0.4 0.6 0.9 3 - 3 - 0.08 0.1 0.4 30 . . 30 10 25 % . . . . . . (5.3.2) . 5.9 5.9.1 . 7. . . , , , ( ) . KS B ISO 15589 1:2011 10 5.9.2 . . . a) . . b) 3 . c) . d) . . . . . 6 6.1 , . . , , ( ) ( ) . 50 V( ) . . KS B ISO 15589 1:2011 11 / . 6.2 (ground beds) 6.2.1 (deep-well) (shallow bed) , . a) . b) 70 % . . c) . . ( ) 3 .
