20MHz 帯超音波による有機絶縁材料中の各種トリーに対する可視化法
吉沢昌純, 渡辺英紀, 守屋正 - 電気学会論文誌. A, 1995 - cir.nii.ac.jp
The method to visualize an electrical treeing region in translucent or opaque electrical insulating
materials by using ultrasound with a center frequency around 20MHz is presented.< br> …
materials by using ultrasound with a center frequency around 20MHz is presented.< br> …
トリー構造の特徴を利用した超音波による電気トリーの三次元構造計測
吉沢昌純, 渡辺英紀, 守屋正 - 電気学会論文誌. A, 1996 - cir.nii.ac.jp
In this paper we propose a method for discrimination of noise-covered ultrasonic signals by
making use of the distinguishing features of signals reflected from electrical trees extending …
making use of the distinguishing features of signals reflected from electrical trees extending …
リニア誘導モータの非対称定数を考慮したベクトル制御法とその特性
杉本英彦, 巴正信, 松村正三, 渡辺英紀 - 電気学会論文誌 D (産業応用 …, 1994 - jlc.jst.go.jp
For a linear induction motor (LIM), the constants of each phase are different due to the motor
structure. This can cause the thrust pulsation of the LIM. This paper shows a vector control …
structure. This can cause the thrust pulsation of the LIM. This paper shows a vector control …