Title:
POWER CONVERTER
Document Type and Number:
WIPO Patent Application WO/2012/060357
Kind Code:
A1
Abstract:
A resonance suppression control block (12) includes a high-pass filter (13) for extracting an alternating-current component (VdcAC) of a DC link voltage (Vdc) and a gain section (14) for outputting a correction signal (Vcmp) obtained by multiplying the alternating-current component (VdcAC) by a gain (K), and a control unit (7) controls an inverter (4) on the basis of a signal (V'*) obtained by adding the correction signal (Vcmp) to a voltage command (V*). This makes it possible to obtain a power converter which can suppress resonance of a DC link unit with a simple device and can save the labor for adjusting and resetting in accordance with a power supply frequency.
Inventors:
ISHIKAWA SHUTA (JP)
FURUTANI SHINICHI (JP)
KATO MASANORI (JP)
EGASHIRA YOICHI (JP)
KAWAUCHI YUKI (JP)
FURUTANI SHINICHI (JP)
KATO MASANORI (JP)
EGASHIRA YOICHI (JP)
KAWAUCHI YUKI (JP)
Application Number:
PCT/JP2011/075147
Publication Date:
May 10, 2012
Filing Date:
November 01, 2011
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
ISHIKAWA SHUTA (JP)
FURUTANI SHINICHI (JP)
KATO MASANORI (JP)
EGASHIRA YOICHI (JP)
KAWAUCHI YUKI (JP)
ISHIKAWA SHUTA (JP)
FURUTANI SHINICHI (JP)
KATO MASANORI (JP)
EGASHIRA YOICHI (JP)
KAWAUCHI YUKI (JP)
International Classes:
H02P27/06; H02M7/48
Foreign References:
JP2007181358A | 2007-07-12 | |||
JP2008113514A | 2008-05-15 | |||
JP2009017673A | 2009-01-22 | |||
JPH11299012A | 1999-10-29 | |||
JP2000116189A | 2000-04-21 |
Attorney, Agent or Firm:
MURAKAMI Keigo et al. (JP)
Keigo Murakami (JP)
Keigo Murakami (JP)
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Claims:
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