Temporal Development of Partial Discharge and Its Application to Breakdown Prediction in SF_6 Gas

by Okubo, H., Kato, T., Hayakawa, N., Hikita, M.
Published 1998

Image process discharge classification under nonuniform fields in air and He at low pressure

by Hikita, M., Fujimori, M., Hayakawa, N., Okubo, H.
Published 1995

Weibull statistical analysis of area and volume effects on the breakdown strength in liquid nitrogen

by Goshima, H., Hayakawa, N., Hikita, M., Uchida, K.
Published 1995

Dielectric breakdown characteristics of cryogenic nitrogen gas above liquid nitrogen

by Goshima, H., Suzuki, T., Hayakawa, N., Hikita, M., Okubo, H.
Published 1994

Discharge characteristics under non-uniform electric field in He, Ar and air at low pressures

by Okubo, H., Yuasa, S., Ota, K., Hayakawa, N., Hikita, M.
Published 1997

Electric field optimization of high voltage electrode based on neural network

by Okubo, H., Otsuka, T., Kato, K., Hayakawa, N., Hikita, M.
Published 1997

Dynamic breakdown characteristics of liquid helium induced by a quench of superconducting wire and coil

by Okubo, H., Wakita, M., Chigusa, S., Hayakawa, N., Hikita, M.
Published 1997

Breakdown mechanism of liquid nitrogen viewed from area and volume effects

by Hayakawa, N., Sakakibara, H., Goshima, H., Hikita, M., Okubo, H.
Published 1997

Area and volume effects on breakdown strength in liquid nitrogen

by Goshima, H., Hayakawa, N., Hikita, M., Okubo, H., Uchida, K.
Published 1995

High voltage insulation performance of cryogenic liquids for superconducting power apparatus

by Okubo, H., Hikita, M., Goshima, H., Sakakibara, H., Hayakawa, N.
Published 1996

Electromagnetic noise spectrum caused by partial discharge in air at high voltage substations

by Hikita, M., Yamashita, H., Hoshino, T., Kato, T., Hayakawa, N., Ueda, T., Okubo, H.
Published 1998

Kerr electro-optic field mapping and charge dynamics in impurity-doped transformer oil

by Hikita, M., Matsuoka, M., Shimizu, R., Kato, K., Hayakawa, N., Okubo, H.
Published 1996

Development of Kerr electro-optic 3-d electric field measuring technique and its experimental verification

by Shimizu, R., Matsuoka, M., Kato, K., Hayakawa, N., Hikita, M., Okubo, H.
Published 1996

Kerr electro-optic field measurement and charge dynamics in transformer-oil/solid composite insulation systems

by Okubo, H., Shimizu, R., Sawada, A., Kato, K., Hayakawa, N., Hikita, M.
Published 1997