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pro vyhledávání: '"Ryota Oishi"'
Electric Field Grading by Functionally Graded Materials (FGM) for HVDC Gas Insulated Power Apparatus
Publikováno v:
2018 IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP).
Functionally graded materials (FGM) have been investigated as innovative field grading and control techniques for gas insulated power apparatus such as gas insulated switchgears (GIS) and gas insulated transmission lines (GIL). We have so far verifie
Fabrication of Permittivity Graded Materials ($\varepsilon$ -FGM) by Flexible Mixture Casting Method
Autor:
Katsumi Kato, Hiroki Kojima, Kenji Okamot, Naoki Hayakawa, Atsuhiro Izu, Hiroshi Mitsudome, Ryota Oishi, Hironori Yanase, Kenta Ochiai
Publikováno v:
2018 IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP).
For the downsizing of gas insulated power apparatus, we have proposed the electric field grading technique by “functionally graded materials” with spatial distribution of permittivity ( $\varepsilon$ -FGM). In this paper, we fabricated post-type
Publikováno v:
2017 IEEE Conference on Electrical Insulation and Dielectric Phenomenon (CEIDP).
For the insulation design of gas insulated power apparatus, the electric field grading and control are indispensable. We have proposed the application of σ-FGM (Functionally Graded Materials with spatial distribution of conductivity σ) to solid ins
Publikováno v:
Ferroelectrics. 348:89-93
Single crystals of SrTiO 3 are synthesized by a floating zone method, and characterized by dislocation density, internal stress and electron mobility at low temperature. While the dislocation density is 10 2 ∼ 10 3 /cm 2 which is two orders less th
Publikováno v:
Chemical and Pharmaceutical Bulletin. 7:602-604
Publikováno v:
Chemical and Pharmaceutical Bulletin. 6:728-728