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Patent Searching and Data


Title:
FILTER DEVICE AND POWER CONVERSION DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/122923
Kind Code:
A1
Abstract:
A filter device connected between an AC power supply (1) and a PWM converter (2) is provided with: a first AC reactor (3); a second AC reactor (4) connected between the PWM converter (2) and the first AC reactor (3); a filter capacitor (5) having one end connected to a connection point (9) between the first AC reactor (3) and the second AC reactor (4); and a housing (15) that has a cooling wind introducing portion (16) and a cooling wind discharging portion (17) and houses the first AC reactor (3) and the second AC reactor (4). The first AC reactor (3) is arranged on the windward side of the second AC reactor (4).

Inventors:
TAIRA, Satoshi (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2016/088718
Publication Date:
July 05, 2018
Filing Date:
December 26, 2016
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
H02M7/12; H01F27/08; H01F27/24; H02M1/12; H02M7/04; H03H7/01; H03H7/075
Domestic Patent References:
WO2015033710A12015-03-12
Foreign References:
JP2013158092A2013-08-15
JP2015228726A2015-12-17
JP2002280778A2002-09-27
Attorney, Agent or Firm:
MURAKAMI, Kanako et al. (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
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