| IEICE Technical Committee Submission System Conference Schedule |
Online Proceedings [Sign in] Tech. Rep. Archives |
All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMD | 2019-03-01 16:15 |
Tokyo | A Study on Brush Wear and Erosion at High Speed of Commutator Motors Hiroki Arai, Masato Hirabayashi, Koichiro Sawa, Takahiro Ueno (NIT)  EMD2018-74 |
[more] | EMD2018-74 pp.81-85 |
|
| EMD | 2019-03-01 16:30 |
Tokyo | Sliding Characteristics of Fe Slip Ring in the Change of Silver Content of Silver-Graphite Brushes Ryuta Higa, Yusuke Takada, Naoki Fukuda, Koichiro Sawa, Takahiro Ueno (NIT) EMD2018-75 |
The electric sliding contact mechanism is a mechanism that supplies electric power from a stationary object to a moving ... [more] | EMD2018-75 pp.87-90 |
|
| EMD, R | 2019-02-15 13:05 |
Osaka | A Summary of 29th International Conference on Electrical Contacts and 64th IEEE Holm Conference on Electrical Contacts Koichiro Sawa, Kiyoshi Yoshida, Takahiro Ueno (NIT), Kenji Suzuki (Fuji Electric) R2018-52 EMD2018-53 |
[more] | R2018-52 EMD2018-53 pp.1-6 |
|
| EMD, R | 2019-02-15 13:55 |
Osaka | Coming-back phenomenon of Arc Erosion Part to Sliding Surface on Commutator and Brush of DC Machines Koivhiro Sawa, Yoshitada Watanabe, Takahiro Ueno (NIT) R2018-54 EMD2018-55 |
[more] | R2018-54 EMD2018-55 pp.13-18 |
|
| EMD | 2018-11-09 14:25 |
Tokyo | The University of Electro-Communications | Characteristics of arc duration at breaking contacts for low DC current with magnetic blow-out effect Kiyoshi Yoshida, Kenta Mano, Koichiro Sawa (NIT), Kenji Suzuki (Fuji Electric FA Components & Systems) EMD2018-43 |
It is well-known that magnetic blow-out is an very useful method to extinguish quickly arc discharge at interrupting DC ... [more] | EMD2018-43 pp.13-19 |
| EMD | 2018-10-05 15:10 |
Tokyo | Fuji Electric (TOKYO: Osaki East Tower 23F) | Characteristics of arc duration at breaking contacts for low DC current with magnetic blow-out effect. Kenta Mano, Kiyosi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki (Fuji Electric FA Components & Systems) EMD2018-39 |
[more] | EMD2018-39 pp.13-18 |
| EMD | 2018-10-05 15:35 |
Tokyo | Fuji Electric (TOKYO: Osaki East Tower 23F) | Relationship Between Brush Surface Roughness and Brush Wear Associated With Change in Silver Content of Silver Graphite Brush Naoki Fukuda, Yusuke Takada, Ryuta Higa, Koichiro Sawa, Takahiro Ueno (NIT) EMD2018-40 |
Brush enables the transfer of electrical current between stationary and moving conductors. There are many operational ca... [more] | EMD2018-40 pp.19-24 |
| EMD | 2018-06-15 14:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Fluctuation Components of Contact Voltage at AgPd Brush and Au-plated Slip-ring System with Llubricant Koichiro Sawa, Tomoharu Ohtuka, Yoshitada Watanabe, Takahiro Ueno (NIT), Hiroyasu Masubuchi (SERVO) EMD2018-10 |
The contact voltage drop is one of principal parameters to evaluate the performance of a slip-ring and brush sliding sys... [more] | EMD2018-10 pp.13-18 |
| EMD | 2018-06-15 15:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Effect of circuit conditions on various characteristics such as molten metal bridge and arc discharge of auxiliary contact for electromagnetic contactor Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki (Fuji Electric FA Components & Systems) EMD2018-11 |
We have carried out an open and close operation experiments to evaluate the contact reliability of the auxiliary contact... [more] | EMD2018-11 pp.19-23 |
| EMD | 2018-05-18 13:05 |
Hokkaido | Muroran Institute of Technology | A Wear Model of Commutator and Brush Taking Account of Arc Erosion for DC Moto Driving Automotive Fuel Pump Koichiro Sawa, Yoshitada Watanabe, Takahiro Ueno (NIT) EMD2018-1 |
A carbon flat commutator and carbon brush are widely used in a DC motor driving an automotive fuel pump. The authors hav... [more] | EMD2018-1 pp.1-6 |
| EMD | 2018-05-18 13:30 |
Hokkaido | Muroran Institute of Technology | Influence of Magnetic Flux Density and Breaking Velocity and Source Voltage on Magnetic Blow-out Behavior of DC High Voltage Arc Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki (Fuji Electric FA Components & Systems) EMD2018-2 |
Recently, the applications for make and break DC power supply circuits such as solar power generation and electric vehic... [more] | EMD2018-2 pp.7-12 |
| CPM, ED, EID, SDM, ICD, MRIS, QIT, SCE, OME, EMD (Joint) [detail] |
2018-03-08 15:15 |
Shizuoka | Degradation Phenomenon of Electrical Contacts by using a Micro-Sliding Mechanism
-- The comparison with input waveforms concerning of minimal sliding amplitudes under some conditions 4 -- Keiji Koshida, Shin-ichi Wada (TMC), Koichiro Sawa (NIT) EMD2017-75 MR2017-46 SCE2017-46 EID2017-48 ED2017-120 CPM2017-140 SDM2017-120 ICD2017-125 OME2017-69 |
Authors have studied degradation phenomena on electrical contacts under oscillations. In addition, they have developed a... [more] | EMD2017-75 MR2017-46 SCE2017-46 EID2017-48 ED2017-120 CPM2017-140 SDM2017-120 ICD2017-125 OME2017-69 pp.15-20 |
|
| EMD | 2018-03-02 13:05 |
Saitama | Nippon Institute of Technology | Influence of Sealed Gases and Pressure on Arc Duration of Electromagnetic Contactor Ryoya Kaneko, Hiroki Funada, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2017-57 |
A electromagnetic contactor with magnets to shut off DC circuit was set in the chamber. The enclosed gases are hydrogen,... [more] | EMD2017-57 pp.1-4 |
| EMD | 2018-03-02 13:20 |
Saitama | Nippon Institute of Technology | An experiment on reliability of Auxiliary Contacts in Electromagnetic Contactor Sora Ishiwa, Kazuki Takahashi, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2017-58 |
We have carried out an open and close operation experiments to evaluate the contact reliability of the auxiliary contact... [more] | EMD2017-58 pp.5-8 |
| EMD | 2018-03-02 13:35 |
Saitama | Nippon Institute of Technology | Influence of Magnetic Flux Density on Blow-out Behavior of DC High Voltage Arc Tsubasa Umezawa, Toshiya Morita, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2017-59 |
Solar power generation and electric vehicles (EV) that use high current with high DC voltage are increasing. The role o... [more] | EMD2017-59 pp.9-12 |
| EMD | 2018-03-02 13:50 |
Saitama | Nippon Institute of Technology | Automatic Measurements and Battery Switching of Solar Generation System Shunya Okado, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2017-60 |
In the previous report, automatic charge and discharge measurement of lithium ion battery using photovoltaic power gener... [more] | EMD2017-60 pp.13-16 |
| EMD | 2018-03-02 15:40 |
Saitama | Nippon Institute of Technology | Brush Wear Characteristic in Sliding Contact of Au Coated Slip Ring and Ag Graphite Brush Kotaro Kasahara, Kazuya Seino, Naoki Fukuda, Koichiro Sawa, Takahiro Ueno (NIT) EMD2017-66 |
A sliding contact allows the transfer of electrical current between stationary and moving part. It’s used in collector r... [more] | EMD2017-66 pp.41-44 |
| EMD | 2018-03-02 16:20 |
Saitama | Nippon Institute of Technology | Characteristics of molybdenum disulfide under Low speed sliding Contacts Shunya Aragaki, Tomoharu Otsuka, Yoshitada Watanabe, Koichiro Sawa, Takahiro Ueno (NIT) EMD2017-68 |
Electric sliding contacts are a major research subject relating to small power electric motors, electric railways and ar... [more] | EMD2017-68 pp.49-52 |
| EMD | 2018-03-02 16:35 |
Saitama | Nippon Institute of Technology | Wear characteristics of various brush materials at high speed rotation of DC motor Fuya Machida, Shuya Yoshida, Koichiro Sawa, Takahiro Ueno (NIT) EMD2017-69 |
DC motors with brush and commutator are widely used in automobiles and other applications. Due to advances in technology... [more] | EMD2017-69 pp.53-56 |
| EMD | 2018-03-02 16:50 |
Saitama | Nippon Institute of Technology | Wear・and erosion of brush and commutator in fuel pump drive DC motor Ryohei Sekimoto, Kento Ohata, Koichiro Sawa, Takahiro Ueno (NIT) EMD2017-70 |
Small DC motors are used for driving fuel pumps used in automobiles due to their superior cost advantages. As its struct... [more] | EMD2017-70 pp.57-61 |
[Return to Top Page]