1、I ICS29.240 Q/GDW 672 2011 Classificationprinciplesoflightning zoneanddrawing rulesof lightningzonemap 2011-12-07 2011-12-07 Q/ GDW I II 1 1 2 1 3 1 4 2 5 3 6 5 A 8 B 9 C 10 13Q / GDW II 2009 2009 217 Q/ GDW 1 220kV DL/T620 1997 2006 lightning parameters backflashover shielding failure flashover gro
2、undflashdensity map risklightning current risklightning currentinterval Q / GDW 2 risklightning density / km2.a risklightning density distribution powergridlightning hazardmap lightning zone map 4.1.1 220kV 4.1.2 g N 4 7 a) A N g 0.78 / km 2 a b) B1 0.78 / km 2 a N g 2.0 / km 2 a c) B2 2.0 / km 2 a
3、N g 2.78 / km 2 a d) C1 2.78 / km 2 a N g 5.0 / km 2 a e) C2 5.0 / km 2 a N g 7.98 / km 2 a f) D1 7.98 / km 2 a N g 11.0 / km 2 a g) D2 N g 11.0 / km 2 a A 15 B1 B2 15 40 C1 C2 40 90 D1 D2 90 4.3.1 Q/ GDW 3 3 A B1 B2 C1 C2 D1 N g P I I 1 3 2 3 4 1 2 3 4 1 1 I g gc P N N 1 2 2 I g gc P N N 2 1 2 1 gc
4、 N 2 gc N P I1 P I2 4.3.2 4 a) b) c) d) 4.3.3 220kV 500kV a) b) c) a b c Q / GDW 4 d 3 5 e f 0.01 0.01 0.05 0.05 g a b c d 80 1 : 250000 220kV A 0 1 0 6cm 2cm 2cm XX XX A R=204 G=204 B=204 B1 R=60 G=130 B=255 B2 R=0 G=255 B=255 C1 R=255 G=255 B=0 C2 R=255 G=170 B=0 D1 R=255 G=0 B=255 Q/ GDW 5 D2 R=170 G=0 B=0 a / b c d XXkV e XXXX XXXX f XXX XXX g XXXX a b a b c a b c a
