ken-system: Advance Program

IEICE Technical Committee Submission System
Advance Program

Online Proceedings
[Sign in]
Tech. Rep. Archives

===============================================
Technical Committee on Electromechanical Devices (EMD)
Chair: Junya Sekikawa (Shizuoka Univ.) Vice Chair: Nobuhiro Kuga (Yokohama National Univ.)
Secretary: Yasuhiro Hattori (Sumitomo Denso), Yoshiteru Abe (NTT)
Assistant: Shinichi Wada (TMC system)

DATE:
Sat, Nov 29, 2014 09:50 - 18:00
Sun, Nov 30, 2014 09:30 - 16:20

PLACE:
Chitose Cultural Center(2-2-11, Hokuei, Chitose, Hokkaido, 066-0036 Japan. 5 minutes walk from JR Chitose Station, next to ANA Crowne Plaza Hotel Chitose. http://www.chitosebunka.jp/center/map/index.html. Prof. Makoto Hasegawa, Chitose Inst. of Science and Technology. +81-123-27-6059)

TOPICS:
International Session IS-EMD2014

----------------------------------------
Sat, Nov 29 AM (09:50 - 11:30)
----------------------------------------

----- Opening Remarks ( 10 min. ) -----

(1) 10:00 - 10:30
[Invited Talk]
Electric arc phenomena in switchgear
Yi Wu, Fei Yang, Mingzhe Rong, Mingliang Wu, Chunping Niu (Xi'an Jiaotong Univ.)

(2) 10:30 - 10:50
Restriction on Moving of Break Arcs Magnetically Blown-out by Surrounding Walls
Keisuke Kato, Junya Sekikawa (Shizuoka Univ.)

(3) 10:50 - 11:10
Moving characteristics of cathode spots of break arcs occurring between Ag and Pd electrical contacts
Shingo Suzuki, Junya Sekikawa (Shizuoka Univ.)

(4) 11:10 - 11:30
Experimental study on the behaviors of arc-root by using separate mesh electrodes
Liu Hongwu, Yin Nairui, Xie Xinyi, Zhu Tiansheng, Guan Ruiliang (Changshu Switchgear Mfg.)

----- Lunch Break ( 90 min. ) -----

----------------------------------------
Sat, Nov 29 PM (13:00 - 18:00)
----------------------------------------

(5) 13:00 - 13:30
[Invited Talk]
Welding in separation of electrical contacts
Yang Xiaocheng, Liu Jinyou, Wang Qian, Li Zhenbiao, Cai Bingbing, Wang Danjiang (HUST)

(6) 13:30 - 13:50
Experimental Study on Feature of Molten Bridge of Silver Based Contacts under Slow Separation
Xinyun Zhang, Xue Zhou, Mo Chen, Rui Li, Guofu Zhai (Harbin Inst. of Tech.), Xiwen Huang (GLESI)

(7) 13:50 - 14:10
Formation Process of Intermittent Molten Bridge between Au-plated Contacts at Super low Breaking Velocity
Wanbin Ren, Yu Chen, Cheng Chang (Harbin Inst. of Tech.), Guenther Horn (ElConMat Consulting Associates)

(8) 14:10 - 14:30
Enhance Electromechanical Properties of Compliant Electrode by Adding Ionic Electrolyte in Natural Rubber Latex
Nuchnapa Tangboriboon, Surarit Samattai, Rujika Takkire (Kasetsart Univ.), Anuvat Sirivat (Chulalongkorn Univ.)

----- Break ( 20 min. ) -----

(9) 14:50 - 15:20
[Invited Talk]
Study of nanosecond laser produced plasmas in atmospheric air
Xingwen Li, Jian Wu, Wenfu Wei (XJTU), Qian Wang (XAUT)

(10) 15:20 - 15:40
Characteristics of break arcs occurring between electrical contacts with arc runners
Haruki Miyagawa, Kojun Konishi, Junya Sekikawa (Shizuoka Univ)

(11) 15:40 - 16:00
Occurrence of Reignition of Break Arcs when Moving Range of Arc Spots are Restricted within the Contact Surfaces
Kojun Konishi, Junya Sekikawa (Shizuoka Univ.)

(12) 16:00 - 16:20
Comparisons on Arc Behavior and Contact Performance between Cu and Cu-Mo Alloys in a Bridge-type Contact System
Mo Chen, Xue Zhou, Guofu Zhai (Harbin Inst. of Tech.)

----- Break ( 20 min. ) -----

(13) 16:40 - 17:00
Design Principle of Arc-free DC Fuse using a Transient Current Switch Circuit
-- Differences in melting mechanism of overcurrent and short-circuit current --
Daisuke Hara, Noboru Wakatsuki (Isinomaki Senshu Univ.)

(14) 17:00 - 17:20
Finite element analysis of contacting cross-rod electrodes
-- Static Analysis of Mechanical contact, Joule heat, and Lorenz force --
Masaki Ishigaki, Noboru Wakatsuki, Nobuo Takatsu (Ishinomaki Senshu Univ.)

(15) 17:20 - 17:40
Effect of the Silver Content of an Ag/C Brush on the Contact Resistance of the Sliding Contacts Between a Gold-Coated Slip Ring and the Ag/C Brush
Mifuyu Fuchimoto, Koichiro Sawa, Takahiro Ueno (Nippon Inst. of Tech.)

(16) 17:40 - 18:00
Fundamental Study of Sliding Contacts of a Au Brush and Au Coating Slip Ring for DC Current Power Supply
Yutaka Takemasa, Takahiro Ueno, Koichiro Sawa (Nippon Inst. of Tech.)

----------------------------------------
Sun, Nov 30 AM (09:30 - 11:20)
----------------------------------------

(17) 09:30 - 10:00
[Invited Talk]
Correlation between load current mode and contact resistance of a closed pair of contacts
Wanbin Ren, Hai Wang, Chenghuan Liu, Yu Chen (Harbin Inst. of Tech.), Jian Song (OWL Univ. of Applied Sciences)

(18) 10:00 - 10:20
The influence of temperature and pressure on the contact resistance and its application in thermal analysis of low voltage circuit breaker
Chunping Niu, Hui Chen, Yi Wu, Junxingxu Chen, Juwen Ding (Xi'an Jiaotong Univ.)

(19) 10:20 - 10:40
Dependence of time evolution of contact resistance on surface roughness of silver contacts
Keita Miyashige, Junya Sekikawa (Shizuoka Univ)

(20) 10:40 - 11:00
Composition distribution on Ag anode surfaces heated after occurrence of break arcs
Tomoyuki Atsumi, Junya Sekikawa (Shizuoka Univ.)

(21) 11:00 - 11:20
Observation and Analysis of Cathode Surfaces Being Affected by Break Arcs
Masato Nakamura, Junya Sekikawa (Shizuoka Univ)

----- Lunch Break ( 100 min. ) -----

----------------------------------------
Sun, Nov 30 PM (13:00 - 16:20)
----------------------------------------

(22) 13:00 - 13:20
Modeling of electrode erosion with the influence of high arc current
Shuai Yuan, Xingwen Li, Jianyu Qu, Gang Wu (XJTU)

(23) 13:20 - 13:40
A comparison of three radiation models in the modeling of fault arc
Mei Li, Mingzhe Rong, Yi Wu, Yifei Wu, Junpeng Zhang, Yang Hu, Yang Li (Xi'an Jiaotong Univ.)

(24) 13:40 - 14:00
Statistical Analysis of Defects and Mechanical Characteristic Data for GIS above 110kV in Different Operating Years
Xin Zhang, Gaoyang Li, Wei Tao, Ronghui Huang, Yuming Zhao, Senjing Yao, Xiaohua Wang (Xi'an Jiaotong Univ)

(25) 14:00 - 14:20
Fundamental Study on a Mechanism of Increased Inductance due to Connector Contact Failure
Tomoya Sato, Yu-ichi Hayashi, Takaaki Mizuki, Hideaki Sone (Tohoku Univ.)

----- Break ( 15 min. ) -----

(26) 14:35 - 14:55
Investigation of the current on the wear area of Au-Au/MWCNT contact pair
John W. McBride, Hong Liu (Univ. of Southampton Malaysia Campus), Chamaporn Chianrabutra (Kasetsart Univ.), Adam P. Lewis (Univ. of Southampton)

(27) 14:55 - 15:15
An Evaluating Method for Fundamental Dynamical Parameters of Objects on a Printed Circuit Board (6)
-- The effect by application time of external force --
Shin-ichi Wada, Keiji Koshida, Hiroaki Kubota (TMC System), Koichiro Sawa (Nippon Inst. of Tech.)

(28) 15:15 - 15:35
Degradation phenomenon of electrical contacts by using a micro-sliding mechanism
-- The comparison with input waveforms concerning of minimal sliding amplitudes under some conditions (3) --
Shin-ichi Wada, Keiji Koshida, Hiroaki Kubota (TMC System), Koichiro Sawa (Nippon Inst. of Tech.)

(29) 15:35 - 15:55
Influences of contact opening speeds on break arc behaviors of AgSnO2 contact pairs in DC inductive load conditions
Makoto Hasegawa (Chitose Inst. of Science and Tech.)

(30) 15:55 - 16:15
OPC server for DOMIQ building automation system
Arkadiusz Ambroziak, Piotr Borkowski, Adrian Sienicki (LUT KAE)

----- Closing Remarks ( 5 min. ) -----

# Information for speakers
Invited Talk will have 20 minutes for presentation and 10 minutes for discussion.
General Talk will have 15 minutes for presentation and 5 minutes for discussion.

=== Technical Committee on Electromechanical Devices (EMD) ===
# FUTURE SCHEDULE:

Fri, Dec 19, 2014: Kikai-Shinko-Kaikan Bldg [Mon, Oct 13]
Fri, Jan 23, 2015: [Fri, Nov 21]
Fri, Feb 20, 2015: [Fri, Dec 12]

# SECRETARY:
Junya Sekikawa (Shizuoka Univ.)
TEL (053) 478-1618、FAX (053) 478-1618
E-mail: tj