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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 21  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
EE, IEE-SPC 2014-07-11
11:00
Hiroshima Hiroshima Institute of Technology Safety and High Discharge Rate of 5C Characteristics of 100-Ah-Class Lithium Ion Cells for Backup use Application
Tomonobu Tsujikawa, Kahou Yabuta (NTT-F), Masayasu Arakawa (NTT Facilities Research Institute), Koji Hayashi (Shin-Kobe Electric Machinery) EE2014-13
 [more] EE2014-13
pp.45-49
EE, CPM 2013-01-24
14:45
Kumamoto   Lifetime characteristics and safety of lithium-ion cells for telecommunications
Tomonobu Tsujikawa, Kahou Yabuta (NTT-F), Masayasu Arakawa (NTT Facilities Research Institute Inc.), Koji Hayashi (Shin-Kobe Electric Machinery Co., Ltd.) EE2012-36 CPM2012-158
 [more] EE2012-36 CPM2012-158
pp.47-51
EE, IEE-SPC 2012-07-30
13:30
Nara   Influence of voltage ripples superimposed on the floating charge voltages of UPSs on VRLA battery
Tomonobu Tsujikawa, Kahou Yabuta (NTT-F) EE2012-5
 [more] EE2012-5
pp.1-4
EE 2012-01-25
13:00
Nagasaki   Management System for Large-capacity Stationary Lithium-ion Batteries
Riichi Kitano, Kahou Yabuta, Takashi Matsushita, Tomonobu Tsujikawa (NTT-F), Takefumi Isobe (NTT-F RESEARCH INSTITUTE), Takashi Kofuse (Shin-Kobe Electric Machinery) EE2011-36
We developed a management system (BMS) for large-capacity stationary Lithium-ion batteries. BMS keeps the batteries safe... [more] EE2011-36
pp.31-36
EE 2012-01-25
13:25
Nagasaki   Safety evaluation of a Li-ion battery for the backup power supplies used for telecommunications
Kahou Yabuta, Riichi Kitano, Takashi Matsushita, Tomonobu Tsujikawa (NTT Facilities, inc), Masayasu Arakawa (NTT Facilities Research Institute Inc), Koji Hayashi (Shin-Kobe Electric Machinery Co., Ltd) EE2011-37
We have developed a Li-ion battery for the backup power supplies used for telecommunications. We used a phosphazene flam... [more] EE2011-37
pp.37-40
EE, IEE-SPC 2011-07-29
13:20
Hokkaido   Development of Large Capacity Stationary Lithium-ion Battery System for ICT backup system
Takashi Matsushita, Tomonobu Tsujikawa, Kahou Yabuta (NTT-F), Masayasu Arakawa (NTT-F Research Institute Inc.), Koji Hayashi (Shin-Kobe Electric Machinery Co., Ltd.) EE2011-14
We have successfully developed large capacity stationary lithium-ion batteries for a back up power supply of telecommuni... [more] EE2011-14
pp.91-95
EE, IEE-SPC 2010-07-29
13:50
Kochi Kochi National College of Technology Development of Li-ion batteries for telecommunication applications
Tomonobu Tsujikawa, Kahou Yabuta, Takashi Matsushita (NTT-F), Masayasu Arakawa (NTT Facilities Research Institute INC.,), Koji Hayashi (Shin-Kobe Electric Machinery Co. Ltd.,) EE2010-7
 [more] EE2010-7
pp.13-16
CPM, EE 2010-02-01
10:10
Kyoto   Fabrication of Cathode Active Material/Nanocarbon Composites and Their Effect on Lithium Cell Performance
Yusuke Uno, Toshihiro Yoshida, Koji Tachimori (Toyama Pref. Univ.), Tomonobu Tsujikawa (NTT Facilities), Toshiro Hirai (Toyama Pref. Univ.) EE2009-57 CPM2009-149
We fabricated LiCoO2/helical nanocarbon (HCNs) composites by forming HCNs on LiCoO2 coated with acetylene black (AB) (Li... [more] EE2009-57 CPM2009-149
pp.11-15
EE 2009-02-12
09:00
Overseas Industrial Technology Research Institute Effect of Cathode Active Materials Fabricated by a Wet-Type Jet Mill on Lithium Cell Performance
Toshiro Hirai (Toyama Pref. Univ.), Tomonobu Tsujikawa (NTT Facilities) EE2008-62
 [more] EE2008-62
pp.1-3
EE, CPM 2009-01-23
14:00
Tokyo Kikai-Shinko-Kaikan Bldg. Fabrication of LiCoO2/Helical Nanocarbon Composite Materials for Lithium-ion Cells by CVD
Yusuke Uno (Toyama Pref. Univ.), Tomonobu Tsujikawa (NTT Facilities), Toshiro Hirai (Toyama Pref. Univ.) EE2008-58 CPM2008-137
Helical carbon nanomaterials (HCNs) were formed on surface of LiCoO2 particles by chemical vapor deposition (CVD). The a... [more] EE2008-58 CPM2008-137
pp.25-28
EE 2008-07-25
09:25
Hokkaido   Restraint of Manganese Elution from Cathode Active Material for Lithium-ion Battery
Tomonobu Tsujikawa, Kahou Yabuta, Takashi Matsushita, Toshio Matsushima (NTT-F), Masayasu Arakawa (NTT Facilities Research Inst. Inc.), Koji Hayashi (Shin-Kobe Electric Machinery Co., Ltd.) EE2008-22
It is widely known that Mn-ion elution from cathodes to electrolyte is one of the cause of the degradation in lithium io... [more] EE2008-22
pp.61-64
EE, CPM 2008-02-22
14:00
Tokyo Kikai-Shinko-Kaikan Bldg. Performance of Lithium Cell with LiCoO2 Obtained by a Wet-type Jet Mill
Jun-ichi Takahata (Toyama Pref. Univ.), Tomonobu Tsujikawa (NTT-F), Toshiro Hirai (Toyama Pref. Univ.) EE2007-72 CPM2007-157
LiCoO2 was dispersed into toruene or 2 wt% NaPO3 aqueous solutions and milled with the slurries by a high-pressure wet-t... [more] EE2007-72 CPM2007-157
pp.49-52
EE 2008-01-22
09:20
Fukuoka   Construction of three-dimensional simulation model of lithium-ion secondary battery
Takashi Matsushita, Tomonobu Tsujikawa, Toshio Matsushima (NTT-F), Kenji Kurita (shinkobe-denki), Masayasu Arakawa (NTT-Fsoken) EE2007-52
We have been researching the Large-capasity Lithium Ion Battery as a backup power supply for the telecommunication of th... [more] EE2007-52
pp.47-52
EE 2007-07-20
09:00
Yamaguchi   The effect of non-flammable additive for Lithium Ion Battery
Koji Hayashi, Masayuki Terada (Shin-Kobe Electric Machinery), Tomonobu Tsujikawa (NTT-F), Masahiro Ichimura (NTT-FRI) EE2007-15
It is important to improve the flame resisting of the electrolyte in securing the safety of Lithium ion batteries.
We ... [more]
EE2007-15
pp.45-48
EE 2007-07-20
09:30
Yamaguchi   Characteristics of Lithium-ion Battery with Non-flammable Electrolyte
Tomonobu Tsujikawa, Toshio Matsushima, Masahiro Ichimura (NTT-F), Koji Hayashi (Shin-Kobe Electric Machinery) EE2007-16
The incombustibility of electrolyte for lithium-ion cells was analyzed using conventional EC/DMC electrolyte and several... [more] EE2007-16
pp.49-54
EE 2007-07-20
10:00
Yamaguchi   The construction of Lithium Ion Battery thermal model
Takashi Matsushita, Kahou Yabuta, Tomonobu Tsujikawa (NTT-F), Koji Hayashi (Shin-Kobe Electric Machinery), Masahiro Ichimura (NTT-F) EE2007-17
We have developed the Large-capasity Lithium Ion Battery as a backup power supply for the telecommunication of the next ... [more] EE2007-17
pp.55-60
EE 2007-01-26
09:00
Nagasaki Nagasaki prefectural art museum Establishment of the system to estimate VRLA batteries residual capacity
Takashi Matsushita, Kahou Yabuta, Tomonobu Tsujikawa (NTT-F) EE2006-44
VRLA batteries are widely used for stand-by power systems in telecommunications networks.It is necessary to periodically... [more] EE2006-44
pp.43-46
EE 2007-01-26
09:25
Nagasaki Nagasaki prefectural art museum Investigation of the life test of VRLA batteries for cycle use
Kahou Yabuta, Takashi Matsushita, Tomonobu Tsujikawa (NTT-F) EE2006-45
NTT Facilities applies VRLA batteries for cycle use to the electric-energy storage system. Reliability of the system de... [more] EE2006-45
pp.47-51
EE 2006-02-16
15:35
Kumamoto   Development of VRLA battery for engine starters and its deterioration detection unit
Takashi Matsushita, Kahou Yabuta, Tomonobu Tsujikawa (NTT-F)
 [more] EE2005-65
pp.27-31
EE 2006-02-16
16:00
Kumamoto   Development of small cycle use VRLA batteries and UPS with electric-energy storage function
Kahou Yabuta, Takashi Matsushita, Tomonobu Tsujikawa (NTT Facilities, Inc.)
 [more] EE2005-66
pp.33-37
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