Program of

IS-EMD2005

(5th International Session on Electro-Mechanical Devices)

 

at Tamagawa University, Machida, Tokyo, 194-8610 Japan

November 17-18, 2005

 

 

 

Thuesday, November 17 Morning
<<Opening remarks>> (9:00-9:10)

<<Session 1>>  --Contact Phenomena--
1. (9:10-9:30)
  Contact Arrangement Optimization in Circular Connectors for
　Differential Signal Transmission
      Achim Brenner, oHorst F. Nowacki (HARTING KGaA)
2. (9:30-9:50)
  Friction and Contact Resistance through True Contact Interface
      Terutaka Tamai (Hyogo Univ. of Teacher Education)
3. (9:50-10:10)
  The Resistance Characteristics on the Contaminated Gold
　Plated Contacts in Handed Terminals
      oYi-Lin Zhou, Qiu-jie Xu, Liang-Jun Xu
　　　(Beijing Univ. of Posts &Telecommunications)

(10:10-10:30 Coffee Break)

4. (10:30-10:50)
  Qualitative discussion for the construction of oxidation layer
　on copper surface in the process of oxidizing
      Isao Minowa (Tamagawa Univ.)
5. (10:50-11:10)
  A Study on Contact Temperature of Silver Palladium
　Compounds Related to Opening Condition
      oKazuaki Miyanaga, Yoshiki Kayano, Hiroshi Inoue
　　　(Akita Univ.)
6. (11:10-11:30)
  Formation Mechanism of Dark Bridge between Contacts with
　Very Slow Opening Speed
      oHiroyuki Ishida(Tohoku Bunka Gakuen Univ.), Hideaki Sone
　　　(Tohoku Univ.), Hiroshi Inoue (Akita Univ.), Masanari Taniguchi,
　　　Tasuku Takagi (Tohoku Bunka Gakuen Univ.)

Thuesday, November 17 Afternoon

<<Session 2>>  --Arc Discharges & Related Phenomena--
7. (13:00-13:20)
  Experimental Investigation on the Arc Motion with Different
　Configurations of Arc Chamber in AC Contactor
       oChen Degui, Dai Ruicheng, Li Xingwen (Xi'an Jiaotong Univ.)
8. (13:20-13:40)
  Investigation on the Thermal Process of Anode in Vacuum Arc
       oZongqian Shi, Shenli Jia, Lijun Wang, Hong Dong
　　　 (Xi'an Jiaotong Univ.)
9. (13:40-14:00)
  Arc Erosion of Contact Surfaces on Electrical Contacts at Low
　Separating Speed
       oTakayoshi Endou, Yoshinobu Nakamura, Junya Sekikawa,
　　　　Takayoshi Kubono (Shizuoka Univ.)
10. (14:00-14:20)
  A Trial to Explain Arc Duration at a Break Contact
       Keiichi Suhara (Tokyo National College of Technology)

(14:20-14:30 Break)

11. (14:30-14:50)
  Spectroscopic Temperature Measurement of Breaking Arcs
　near the Cathode and Anode Surfaces of Copper Contacts
       oNaoki Moriyama, Junya Sekikawa, Takayoshi Kubono
　　　　(Shizuoka Univ.)
12. (14:50-15:10)
  Cathode and Anode Bright-Spots Behaviors of Breaking Arc
　between Electrical Contacts
       oYoshinobu Nakamura, Takayoshi Endo, Junya Sekikawa,
　　　　Takayoshi Kubono (Shizuoka Univ.)
13. (15:10-15:30)
  Optical Observation of Arc Discharges between Electrical
　Contacts Breaking at Low Speed in a DC42V Resistive Circuit
       oJunya Sekikawa, Takayoshi Endo, Takayoshi Kubono
　　　　(Shizuoka Univ.)

(15:30-15:50 Coffee Break)

<<Session 3>>  --Automotive Application--
14. (15:50-16:10)
  The Bi-directional Observation of Transferred Pips Formed on
　Ag/CdO12wt% Electric Contacts in DC42V-5A and 10A Resistive
　Circuit
       oYutaka Naito, Noriatsu Suzuki, Junya Sekikawa,
　　　Takayoshi Kubono (Shizuoka Univ.)
15. (16:10-16:30)
  Some Characteristics on Silver and Silver Alloy Contacts in a
　DC42V-4.2A Resistive Circuit
       oRyo Yamazaki, Tomoya Ito, Junpei Watanabe, Junya Sekikawa,
　　　Takayoshi Kubono (Shizuoka Univ.)
16. (16:30-16:50)
  Growth of Transferred Pip on AgNi10wt% Make-Only Contacts
　Mounted on Relays in a DC 42V Circuit
       oJunpei Watanabe, Ryo Yamazaki, Junya Sekikawa,
　　　Takayoshi Kubono (Shizuoka Univ.)
17. (16:50-17:10)
  The Relationship between Exchange of Applied Voltage Polarity
　and Growth of Transferred Pip on Switching Contacts that Makes
　and Breaks a DC42V-10A Circuit
       oNoriatsu Suzuki, Yutaka Naito, Junya Sekikawa,
　　　Takayoshi Kubono (Shizuoka Univ.)

Friday, November 18 Morning

<<Session 4>>  --Contactors & Circuit Breakers--
18. (9:00-9:20)
  The Effect of Different Factors on Arc Movement Simulation in
　a Smplified Chamber of Low-voltage Circuit Breaker
      oQian Yang, Mingzhe Rong, Yi Wu (Xi'an Jiaotong Univ.)
19. (9:20-9:40)
  Analysis and Optimization on the Dynamic Characteristics of
　the Energy-saving Contactor with Double-coil
      oChen Degui, Liu Yingyi, Li Xingwen (Xi'an Jiaotong Univ.)
20. (9:40-10:00)
  Experimental Study of the Blow Open Force in Low Voltage
　Electric Apparatus
       oLi Xingwen, Chen Degui, Wang Qian, Dai Ruicheng,
　　　Xiang Honggang (Xi'an Jiaotong Univ.)
21. (10:00-10:20)
  Static and Dynamic Analysis for Contactor with a New Type of
　Permanent Magnet Actuator
       oMingzhe Rong, Jianyong Lou, Yiying Liu, Xiaohua Wang
　　　(Xi'an Jiaotong Univ.)
22. (10:20-10:40)
  An Investigation for the Method of Lifetime Prediction of Ag-Ni
　Contacts for Electromagnetic Contactor
       oYosuke Kawakami (Keio Univ.), Makoto Hasegawa (Chitose
　　　Institute of Science and Technology), Yoshitada Watanabe
　　　(Kogakuin Univ.), Koichiro Sawa (Keio Univ.)


Friday, November 18 Afternoon

<<Session 5>>  --Relays and Switches--
23. (12:40-13:00)
  Contact Vibration Characteristic of Electromagnetic Relay
       oRen Wanbin, Zhai Guofu (Harbin Institute of Technology)
24. (13:00-13:20)
  Research on the Tolerance Distribution of Sealed Electromagnetic
　Relay with Reliability Index
       oLiang Huimin, Lin Jingbo, Ye Xuerong, Zhai Guofu
　　　(Harbin Institute of Technology), Wang Bin, Wang Lizhong,
　　　Wang Hao (Guilin Aerospace Electric Ltd.)
25. (13:20-13:40)
  Method for Identification of Nonlinear Parameters and Its Use in
　Data Analysis for Aerospace Relay Reliability
       oLiang Huimin, Lin Jingbo, Wang Wenlong, Zhai Guofu
　　　(Harbin Institute of Technology)

(13:40-13:50 Break)

26. (13:50-14:10)
  Research on DC Breaking Based on Vacuum Switch
       oShenli Jia, Lijun Wang, Zongqian Shi, Yue Zhang
　　　(Xi'an Jiaotong Univ.)
27. (14:10-14:30)
  Metal Transfer and Contact Bounce of Silver and Palladium
　Switching Contacts Mounted on Relays in a DC Circuit
       oTomoya Ito, Ryo Yamazaki, Junya Sekikawa,
　　　Takayoshi Kubono (Shizuoka Univ.)
28. (14:30-14:50)
  Contacting Force of Reed Switch at Breaking Operation
       oNoboru Wakatsuki (Ishinomaki Senshu Univ.),
　　　Yu Yonezawa (Fujitu Media Devices Ltd.)

(14:50-15:10 Coffee Break)

<<Session 6>>  --Signal Transmission and Optical Connectors--
29. (15:10-15:30)
  Experiments on Crosstalk between Parallel Transmission Lines
       oTakashi Kasuga, Yusuke Yamanashi, Hiroshi Inoue
　　　(Akita Univ.)
30. (15:30-15:50)
  Electromagnetic Radiation Resulting from Plural Signal Traces
　on a Printed Circuit Board
       oYoshiki Kayano, Motoshi Tanaka, Hiroshi Inoue (Akita Univ.)
31. (15:50-16:10)
  The Study of Slotted Ground on PCB with the Lumped-element
　FDTD Method
       Xiaoshe Zhai, oYingsan Geng, Zhengxiang Song, Jianhua Wang
　　　(Xi'an Jiaotong Univ.)

(16:10-16:20 Break)

32. (16:20-16:40)
  Implementation of ASIC for Monitoring and Control Unit in
　Intelligent Electric Apparatus
       Xiaojing Hu, oZhengxiang Song, Jiahua Wang, Yingsan Geng,
　　　Jiajia Guo (Xi'an Jiaotong Univ.)
33. (16:40-17:00)
  Dvelopement of Rapid Polishing Machine for On-Site Optical
　Connector Assembling
       oShinsuke Matsui, Sigehisa Ohki, Shuichi Yanagi,
　　　Masaru Kobayashi, Ryo Nagase (NTT)
34. (17:00-17:20)
  Rapid Assembly Technique for Optical Connector
       oShuichi Yanagi, Masaru Kobayashi, Shigeru Hosono,
　　　Ryo Nagase, Shinsuke Matsui, Sigehisa Ohki (NTT)


<<Closing>>  (17:20-17:30)