Kiyoshi YOSHIDA


Technical Trends and International Standardization Activities in Electromagnetic Relays for Control Systems
Takeshi AOKI Kenjiro HAMADA Kiyoshi YOSHIDA Koichiro SAWA 
Publication:   
Publication Date: 2019/09/01
Vol. E102-C  No. 9  pp. 628-635
Type of Manuscript:  INVITED PAPER (Special Section on Recent Development of Electro-Mechanical Devices)
Category: 
Keyword: 
electromagnetic relayscontact failuresIEC/TC94JIS C
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Influence of Arc Discharge on Contact Resistance of AgNi Contacts for Electromagnetic Contactors
Kiyoshi YOSHIDA Koichiro SAWA Kenji SUZUKI Masaaki WATANABE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/09/01
Vol. E95-C  No. 9  pp. 1531-1534
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
contact resistancearc durationmake arcbreak arcelectromagnetic contactor
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Influence of Voltage on Arc Characteristics and Electrode Mass Change of AgNi Contacts for Electromagnetic Contactors
Kiyoshi YOSHIDA Koichiro SAWA Kenji SUZUKI Masaaki WATANABE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/09/01
Vol. E94-C  No. 9  pp. 1395-1401
Type of Manuscript:  Special Section PAPER (Special Section on Recent Development of Electro-Mechanical Devices – Papers selected from International Session on Electro-Mechanical Devices (IS-EMD2010) and other research results –)
Category: 
Keyword: 
electromagnetic contactorelectrical contactarc durationAgNi contactarc energyelectrode mass change
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Simultaneous Measurements of Two Wavelength Spectra for Ag Break Arc
Kiyoshi YOSHIDA Atsuo TAKAHASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1994/10/25
Vol. E77-C  No. 10  pp. 1640-1646
Type of Manuscript:  Special Section PAPER (Special Issue on Recent Electromechanical Devices)
Category: Arcing Discharge and Contact Characteristics
Keyword: 
electrical contactsmaterialssilverarc dischargespectroscopic measurement
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Transition from Metallic to Gaseous Phase for Ag Break Arc in Low Air Pressure
Atsuo TAKAHASHI Nagayuki TAKASHIMA Kiyoshi YOSHIDA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1987/11/25
Vol. E70-E  No. 11  pp. 1054-1055
Type of Manuscript:  Special Section LETTER (Special Issue: Papers from 1987 National Conference on Semicondutor Devices and Materials IEICE)
Category: Electromechanical Components
Keyword: 
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