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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 11 of 11  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
EMD 2011-10-21
13:00
Tokyo Tachikawa-Shiminn-kaikan An experimental study on evaluation of changes in contact surface profiles with an optical cross-section method during breaking operations of a DC inductive load current
Keisuke Takahashi, Makoto Hasegawa (Chitose Inst. of Sci. & Tech.) EMD2011-58
Contact surfaces of mechanical relays and switches are often damaged by arc discharges and/or mechanical wear during swi... [more] EMD2011-58
pp.7-12
EMD 2011-05-20
14:35
Miyagi Tohoku Univ. Cyber-Science Center A study on rotation characteristics of speckle patterns observed in an output light spot from an optical fiber (II)
Yusuke Takahashi, Muneki Kawahara, Makoto Hasegawa (Chitose Inst. of Sci. & Tech.) EMD2011-4
When coherent light beams (laser beams) are incident on one end of an optical fiber, transmitted to another end to exit ... [more] EMD2011-4
pp.15-20
EMD 2011-05-20
15:00
Miyagi Tohoku Univ. Cyber-Science Center An experimental study on an evaluation system of a contact surface profile with an optical cross-section method (II)
Keisuke Takahashi, Makoto Hasegawa (Chitose Inst. of Sci. & Tech.) EMD2011-5
Contact surfaces of mechanical relays and switches are often damaged by arc discharges and/or mechanical wear during swi... [more] EMD2011-5
pp.21-26
EMD 2009-12-18
13:55
Chiba   An experimental study on relationships between contact opening speeds and arc extinction gap lengths at break of Ag contacts
Makoto Hasegawa, Asuka Sudo (Chitose Inst. of Sci. & Tech.) EMD2009-108
In order to study the influences of contact opening speeds on arc extinction gap length characteristics, Ag contacts wer... [more] EMD2009-108
pp.11-16
EMD 2009-10-30
17:30
Tokyo   An experimental study on influences of silicone-type and non-silicone-type polymeric materials on contact resistance characteristics of relay contacts (II)
Makoto Hasegawa, Takuma Matsuto, Megumi Fujiwara (Chitose Inst. of Sci. & Tech.), Yoshiyuki Kohno (KANEKA Corp.) EMD2009-68
Silicone contamination is one of well-known reasons of contact failures. It has been reported that siloxane component e... [more] EMD2009-68
pp.57-62
EMD 2009-07-17
14:55
Hokkaido Chitose Arcadia Plaza An experimental study on applicability of speckle pattern in an output light from an optical fiber to sensing applications
Yusuke Takahashi, Muneki Kawahara, Makoto Hasegawa (Chitose Inst. of Sci. & Tech.) EMD2009-24
When coherent light beams (laser beams) are incident on one end of an optical fiber, transmitted to another end thereof ... [more] EMD2009-24
pp.19-24
CPM, EMD, OME 2009-06-19
16:45
Tokyo Kikai-Shinko-Kaikan Bldg. An experimental study on influences of contct opening speeds on break arc characteristics of Ag contacts
Asuka Sudo, Makoto Hasegawa (Chitose Inst. of Sci. & Tech.) EMD2009-20 CPM2009-32 OME2009-27
In order to study the influences of contact opening speeds on break arc behaviors, Ag contacts were operated to break in... [more] EMD2009-20 CPM2009-32 OME2009-27
pp.33-38
EMD, R 2009-02-20
12:55
Mie Sumitomo Wiring Systems LTD., Head Office An experimental study on evaluation system for contact surraces with an optical-cross method
Makoto Kashiwakura, Shunsuke Kudo, Asuka Sudo, Makoto Hasegawa (Chitose Inst. of Sci. & Tech.) R2008-49 EMD2008-125
Contact surfaces of mechanical relays and switches are often damaged by arc discharges and/or mechanical wear during swi... [more] R2008-49 EMD2008-125
pp.31-36
EMD, R 2009-02-20
15:15
Mie Sumitomo Wiring Systems LTD., Head Office An experimental study on influences of silicone-type and non-silicone-type polymeric materials on contact resistance characteristics of relay contacts
Makoto Hasegawa, Takuma Matsuto (Chitose Inst. of Sci. & Tech.), Yoshiyuki Kohno, Hiroshi Ando (Kaneka Corp.) R2008-54 EMD2008-130
Silicone contamination is one of well-known reasons of contact failures. It has been reported that siloxane component e... [more] R2008-54 EMD2008-130
pp.59-64
EMD 2008-05-16
14:55
Hokkaido Chitose Arcadia Plaza An trial assembling a height measurement system utilizing confocal optical system
Makoto Hasegawa (Chitose Inst. of Sci. & Tech.) EMD2008-8
As an undergraduate research program, an evaluation system for sample shapes is being assembled by utilizing a confocal ... [more] EMD2008-8
pp.19-24
EMD 2006-10-20
15:50
Kanagawa   An experimental study on minimum arc current of electrical contact materials
Makoto Hasegawa (Chitose Inst. of Sci. & Tech.)
Ag, Pd, and Cu contacts were operated to break a resistive or inductive load current at DC 14V and 0.1 to 1.5 A, and arc... [more] EMD2006-53
pp.21-26
 Results 1 - 11 of 11  /   
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