電力用酸化亜鉛形 ギャップレス避雷器（MOSA） …

1 MOSA 1975 MOSA Metal Oxide Surge Arrester ZnO SiC 2009 2014 25 IEEE 100 1 1900 1930 SiC SiC 1960 SiC 1 IEC60099-1-1958 IEC60099-1-1970 JEC-2373-2003 JEC-203-1978 JEC-165-1963 JEC-131-1954 JEC-2371-2003 JEC-217-1984 JEC-2372-1995 Metal Oxide Surge ArrestersLightning ArrestersIEC60099-4-19911930192019401950 154kV275kV275kV500kV154kV66kV3kV22kV220k V196019701980199020002010 kV SiC

2 SiC 100200300400500 MEIDEN TOPICS VI IEEE Milestones Milestones Milestones 5 proposal 3 evidence evidence 25 Milestone IEEE Region 10 History CoordinatorIEEE Japan Council History Committee Chair Isao Shirakawa 1 :IEEE_Milestones_Program 2 :List_of_IEEE_Milestones 3 : IEEE Milestones.

3 Fundamentals Review IEEE Milestones 07 346 2015 MOSA MOSA 1967 ( ) ( ) 1 ZnO 2 ZnO 2 ZnO ZnO 3 ZnO 60mm 15 ZnO 4

4 30 1973 56mm ( ) 1975 66kV ( ) SiC 40 4 1975 1976 275kV 1978 ZnO 500kV 5 1975 ZnO ZnO ZnO ZnO ZnO

5 ZnO ZnO ZnO ZnO ZnO 2 ZnO SiC 3 66kV 4 1 66kV 66kV 154kV 500kV 500kVGIS 250kV 500kV 154kV 500kV 100kA 270kV 275kV 350kV 66kV 250kV 154kV 275kV 1975 1976 1978 1979 1979 1979 1979 1980 1981 1984 1991 1996 1998 1998 2002 2004 a b 10 A 100A10kA SiC ZnO ZnO 08 346 2015 MOSA MOSA 1967 ( ) ( )

6 1 ZnO 2 ZnO 2 ZnO ZnO 3 ZnO 60mm 15 ZnO 4 30 1973 56mm ( ) 1975 66kV ( )

7 SiC 40 4 1975 1976 275kV 1978 ZnO 500kV 5 1975 ZnO ZnO ZnO ZnO ZnO ZnO ZnO ZnO ZnO ZnO 2 ZnO SiC 3 66kV 4 1 66kV 66kV 154kV 500kV 500kVGIS 250kV 500kV 154kV 500kV 100kA 270kV 275kV 350kV

8 66kV 250kV 154kV 275kV 1975 1976 1978 1979 1979 1979 1979 1980 1981 1984 1991 1996 1998 1998 2002 2004 a b 10 A 100A10kA SiC ZnO ZnO 09 346 2015 MOSA MOSA ZnO ZnO 1 ZnO 2 3 40 ZnO ZnO ZnO ZnO ZnO 600V/mm 200V /mm 600V/mm ZnO 12 m 5 m 98kV 1/3

9 2007 ZS F 2000 ZS F 3m/s2 3 2011 3 11 2014 ZS G ZS G ZS F 20% ZS G 22/33kV 66 154kV 6 1975 70 500 2000 ZnO 40 40 6 3 ZS G 28 42D 70 196C 84 196BB 182 ZS G1 PHZS G1 PHXZS G1 PKZS G1 PKXZS G2 PKZS G2 PKX106565kV 2 4/10 s 5 a 200V/mm kV kV kV mg/cm2 2 98kV kg m

10