Presentation 2003/11/14
On the DC power system for desktop PCs
Akifumi SUGIMOTO, Sumio KOGOSHI, Eisuke MASADA,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Personal computers are fed with AC electrical power through a UPS, though all the insides of the computers are driven by DC electrical power. On the other hand, solar batteries produce DC power. Therefore, the direct supply of the DC electrical power produced by solar batteries to PCs would be more efficient and reliable because DC-AC, AC-DC converters and a UPS would be removed. The preliminary experiment of such DC power system for a notebook personal computer has shown that the consumption energy can be reduced about 30% comparing with ordinary AC power systems. This time, the DC power system for desktop computers has been constructed and the efficiency and so on have been measured.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) DC power / Photovoltaics / Desktop PC
Paper # EE2003-41
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Conference Information
Committee EE
Conference Date 2003/11/14(1days)
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Paper Information
Registration To Energy Engineering in Electronics and Communications (EE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) On the DC power system for desktop PCs
Sub Title (in English)
Keyword(1) DC power
Keyword(2) Photovoltaics
Keyword(3) Desktop PC
1st Author's Name Akifumi SUGIMOTO
1st Author's Affiliation Faculty of Science and Technology, Tokyo University of Science()
2nd Author's Name Sumio KOGOSHI
2nd Author's Affiliation Faculty of Science and Technology, Tokyo University of Science
3rd Author's Name Eisuke MASADA
3rd Author's Affiliation Faculty of Science and Technology, Tokyo University of Science
Date 2003/11/14
Paper # EE2003-41
Volume (vol) vol.103
Number (no) 462
Page pp.pp.-
#Pages 6
Date of Issue