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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 221  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
EMD 2022-03-04
14:40
Online Online Improvement and measurement of automatic contact resistance measurement system for electrical contacts
Ryo Oyamada, Syun Kanaya, Kiyoshi Yoshida (NIT) EMD2021-19
In our laboratory, we made an automatic contact resistance measurement system for electrical contacts using LabVIEW. Ho... [more] EMD2021-19
pp.25-30
R, EMD 2022-02-10
16:00
Online Online Break arcs magnetically blown-out in a 48VDC/300A resistive circuit at constant opening speeds
Haruko Yazaki, Junya Sekikawa (Shizuoka Univ.) R2021-46 EMD2021-14
Dependences of arc length just before extinction L and contact gap at arc extinction d on contact opening speed v are st... [more] R2021-46 EMD2021-14
pp.18-23
EMD 2021-03-08
14:20
Online Online Continuous open and close test of contact resistance of electromagnetic contactor
Yoshihiro Sudo, Kohei Chiba, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2020-32
In this study, the contact resistance when a small current was applied at DC5V, was automatically measured. In the expe... [more] EMD2020-32
pp.18-22
EMD 2020-07-17
15:00
Hokkaido Chitose-Arcadia-Plaza Production of automatic measurement system for contact resistance and its measurement results -- Contact resistance when switching 1 million times under small load condition --
Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki (Fuji FA Comp. & Sys.) EMD2020-6
In this study, we constructed an automatic measurement system for the contact resistance of electrical contacts. This sy... [more] EMD2020-6
pp.17-22
EMD 2020-03-06
16:05
Chiba CHIBA Institute of Technology Tsudanuma Campus
(Cancelled but technical report was issued)
Production of Automatic Contact Resistance Measurement System for Electrical Contacts
Tatsuya Onodera, Sho Kashiwabara, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2019-69
In this study, we constructed an automatic measurement system for the contact resistance of electrical contacts. This sy... [more] EMD2019-69
pp.51-56
EMD 2020-03-06
16:35
Chiba CHIBA Institute of Technology Tsudanuma Campus
(Cancelled but technical report was issued)
Influence of Magnetic Flux Density and Breaking Speed on Magnetic Blowout of DC Arc Discharge
Hiroki Yamauchi, Hayato Watanabe, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2019-71
The arc duration time ta and the arc energy Ea when a magnetic flux was applied to the electrical contact were measured.... [more] EMD2019-71
pp.61-64
EMD, R 2020-02-14
14:35
Shizuoka   Observations of break arc behaviors of AgSnO2 contacts in a DC inductive load under application of an external magnetic field
Makoto Hasegawa, Seika Tokumitsu (Chitose Inst. of Science & Technology) R2019-56 EMD2019-56
When AgSnO2 contacts were operated to break an inductive DC load circuit up to 20V-17A with an applied external magnetic... [more] R2019-56 EMD2019-56
pp.13-16
EMD 2020-01-17
14:30
Kanagawa Rental hall Shonan Hiratsuka Sliding characteristics of copper contacts by Molybdenum disulfide shot testment
Tatsuro Iizuka, Yuki Kawashima, Syo Ogata, Yoshitada Watanabe, Takahiro Ueno, Koichiro Sawa (NIT) EMD2019-49
The electric sliding contact mechanism is a mechanism for energizing a moving object from a stationary object.
It is us... [more]
EMD2019-49
pp.7-10
EMD 2020-01-17
15:35
Kanagawa Rental hall Shonan Hiratsuka Arc movement observation of DC inductive break arcs of AgSnO2 contacts up to 20V-17A under external magnetic field application
Makoto Hasegawa, Seika Tokumitsu (Chitose Inst. of Sci.&Tech.) EMD2019-51
AgSnO2 contacts were operated to break an inductive DC load circuit of 14V-7A, 14V-12A, 20V-7A, or 20V-17A with an appli... [more] EMD2019-51
pp.17-21
EMD 2019-12-13
14:35
Tokyo   Dependence of arc length just before arc extinction on magnetic flux density when break arcs are blown-out in a 48VDC/50A-200A resistive circuit
Kenshi Hamamoto, Junya Sekikawa (Shizuoka Univ.) EMD2019-43
Break arcs were generated in a 48VDC resistive circuit and blown-out by transverse magnetic field. Circuit current when ... [more] EMD2019-43
pp.1-6
EMD 2019-12-13
15:40
Tokyo   Characteristics of break arcs blown-out in a 500VDC/10A circuit when moving range of arc spots is changed by shape of insulated silver pipes
Taiju Masuda, Junya Sekikawa (Sizuoka Univ.) EMD2019-45
Break arcs are generated and magnetically blown-out by transverse magnetic field in a 500VDC/10A resistive circuit. Silv... [more] EMD2019-45
pp.13-18
EMD 2019-12-13
16:30
Tokyo   Arc energy calculation in re-striking phenomena in break operations of AgSnO2 contacts in inductive DC load conditions up to 20V-17A
Makoto Hasegawa, Seika Tokumitsu (Chitose Inst. of Sci.&Tech.) EMD2019-47
AgSnO2 contacts were operated to break an inductive DC load circuit of 14V-7A, 14V-12A, 20V-7A, or 20V-17A with an appli... [more] EMD2019-47
pp.25-30
EMD 2019-05-17
13:35
Miyagi Cyberscience Center, Tohoku University Non-Arcing Circuit Breaking Phenomena in Electrical Contacts due to Dark Bridge
Hiroyuki Ishida (TBGU) EMD2019-1
In this paper, experimental data of non-arcing circuit breaking phenomena in electrical contacts are presented. A dark b... [more] EMD2019-1
pp.1-6
EMD 2019-03-01
10:35
Tokyo   A study in influences of external magnetic field on break arc characteristics of AgSnO2 contacts in a DC inductive load circuit up to 20V-17A up to 20V-17A
Seika Tokumitsu, Makoto Hasegawa (Chitose Inst. of Science & Technology) EMD2018-59
For the purpose of investigating influences of application of an external magnetic field on shortenings of break arc dur... [more] EMD2018-59
pp.1-6
EMD 2019-03-01
14:00
Tokyo   Contact reliability of electrical contacts by continuous make/break test of electromagnetic contactor
Ikarashi Masanari, Ogaki Asuka, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2018-67
In this research, we conducted 5 million times of opening and closing experiments with contacts under minute load condit... [more] EMD2018-67
pp.41-46
EMD 2019-03-01
14:45
Tokyo   Influence of current and magnetic flux density on magnetic blow-out on arc discharge at breaking of electrical contacts
Mano Kenta, Koichiro Sawa, KIyoshi Yoshida (NIT) EMD2018-69
Recently, applications using DC high voltage are increasing. In the DC circuit, there is a method called "magnetic blow-... [more] EMD2018-69
pp.53-57
EMD 2019-03-01
16:00
Tokyo   Arc Erosion of Brush at Sliding Contacts between Cu commutator and Carbon Brush
Youdai Suzuki, Kaito Niiya, Kouichiro Sawa, Takahiro Ueno (NIT) EMD2018-73
Compact DC motors are used for driving fuel pumps used in automobiles due to their superior cost advantages. From the re... [more] EMD2018-73
pp.75-80
EMD, R 2019-02-15
13:30
Osaka   Influence of width of magnets on shape of break arcs magnetically blown-out in a 500VDC/10A resistive circuit
Yuta Kaneko, Sekikawa Junya (Shizuoka Univ.) R2018-53 EMD2018-54
Silver electrical contacts are separated at constant opening speed in a 500VDC resistive circuit. Break arcs are extingu... [more] R2018-53 EMD2018-54
pp.7-12
EMD 2019-01-18
15:30
Tokyo Kikai-Shinko-Kaikan Bldg. Influences of contact opening speeds and external magnetic field on shortening of break arc durations of AgSnO2 contacts in a DC inductive load circuit up to 20V-17A
Seika Tokumitsu, Makoto Hasegawa (Chitose Inst. of Science & Technology) EMD2018-52
In a DC inductive (L=5.7mH) load circuit, a AgSnO2 contact pair with applied external magnetic field of about 120mT was ... [more] EMD2018-52
pp.23-28
EMD 2018-11-09
13:35
Tokyo The University of Electro-Communications Analysis of Arc Length Just before Arc Extinction Generated in a 500VDC/10A Resistive Circuit by Means of Observation from Two Directions
Ryuichiro Yamamura, Junya Sekikawa (Shizuoka Univ) EMD2018-41
The experimental circuit is the resistive load resistor with supply voltage of 500 VDC/10A, and the material contacts i... [more] EMD2018-41
pp.1-5
 Results 1 - 20 of 221  /  [Next]  
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