| Paper Abstract and Keywords |
| Presentation |
2017-11-17 15:15
Splitting of Break Arcs Being Magnetically Blown-out in 450VDC/20A Resistive Circuit Yu Ota, Junya Sekikawa (Shizuoka Univ.) EMD2017-51 |
| Abstract |
(in Japanese) |
(See Japanese page) |
| (in English) |
Silver contacts are separated at constant speed and break arcs are generated in a resistive circuit in air. Supply voltage is 200V-450V and circuit current is 10A or 20A. Transverse magnetic field of a permanent magnet is applied to the break arcs. A metal plate (iron, copper or aluminum) with different thicknesses (0.1, 0.5, 1.0 and 3.0mm) is fixed on the top of the contact gap. Position of the metal plate is changed. The following results are shown. With the copper or aluminum plate, the break arcs are undivided. With the iron plate with thickness of 0.1mm, the break arcs are split just a few times of fifteen break operations at 250V/20A. A new cathode spot was generated on the lower edge of iron plate at arc splitting and moved upward on the plate surface. A new anode spot occurred at 3mm from the lower edge of the iron plate and moved upward on the plate surface. |
| Keyword |
(in Japanese) |
(See Japanese page) |
| (in English) |
Electromagnetic relay / Electrical contacts / High-speed camera / / / / / |
| Reference Info. |
IEICE Tech. Rep., vol. 117, no. 312, EMD2017-51, pp. 47-52, Nov. 2017. |
| Paper # |
EMD2017-51 |
| Date of Issue |
2017-11-10 (EMD) |
| ISSN |
Print edition: ISSN 0913-5685 Online edition: ISSN 2432-6380 |
Copyright and reproduction |
All rights are reserved and no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Notwithstanding, instructors are permitted to photocopy isolated articles for noncommercial classroom use without fee. (License No.: 10GA0019/12GB0052/13GB0056/17GB0034/18GB0034) |
| Download PDF |
EMD2017-51 |
| Conference Information |
| Committee |
EMD |
| Conference Date |
2017-11-17 - 2017-11-17 |
| Place (in Japanese) |
(See Japanese page) |
| Place (in English) |
The University of Electro-Communications |
| Topics (in Japanese) |
(See Japanese page) |
| Topics (in English) |
International Session IS-EMD2017 |
| Paper Information |
| Registration To |
EMD |
| Conference Code |
2017-11-EMD |
| Language |
English |
| Title (in Japanese) |
(See Japanese page) |
| Sub Title (in Japanese) |
(See Japanese page) |
| Title (in English) |
Splitting of Break Arcs Being Magnetically Blown-out in 450VDC/20A Resistive Circuit |
| Sub Title (in English) |
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| Keyword(1) |
Electromagnetic relay |
| Keyword(2) |
Electrical contacts |
| Keyword(3) |
High-speed camera |
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| 1st Author's Name |
Yu Ota |
| 1st Author's Affiliation |
Shizuoka University (Shizuoka Univ.) |
| 2nd Author's Name |
Junya Sekikawa |
| 2nd Author's Affiliation |
Shizuoka University (Shizuoka Univ.) |
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| Speaker |
Author-1 |
| Date Time |
2017-11-17 15:15:00 |
| Presentation Time |
25 minutes |
| Registration for |
EMD |
| Paper # |
EMD2017-51 |
| Volume (vol) |
vol.117 |
| Number (no) |
no.312 |
| Page |
pp.47-52 |
| #Pages |
6 |
| Date of Issue |
2017-11-10 (EMD) |