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Title:
ELECTRICAL SYSTEM
Document Type and Number:
WIPO Patent Application WO/2018/186188
Kind Code:
A1
Abstract:
This electrical system is provided with: electric devices (10, 2, 2b) operated by a power supply voltage supplied from a direct current power supply (3); a filter circuit (30) which has a resistance element (32) constituting a closed circuit (25), and which is configured to suppress the resonance in the closed circuit by attenuating an alternating current component of current flowing through the closed circuit by means of the resistance element while applying the power supply voltage of the direct current power supply to the electric devices, and also configured to apply the power supply voltage of the direct current power supply to the electric devices even when the resistance element is faulty; and a failure determination unit (104, 104a) for determining whether or not the resistance element is faulty;

Inventors:
NAKAMOTO Shinji (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
SAKAI Koji (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
Application Number:
JP2018/011489
Publication Date:
October 11, 2018
Filing Date:
March 22, 2018
Export Citation:
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Assignee:
DENSO CORPORATION (1-1 Showa-cho, Kariya-city Aichi, 61, 〒4488661, JP)
International Classes:
H02M1/14; B60L1/00; H02M7/48; H02P29/024
Foreign References:
JP2010252443A2010-11-04
JP2012244651A2012-12-10
JP2015048800A2015-03-16
Attorney, Agent or Firm:
YOU-I PATENT FIRM (Nagoya Nishiki City Bldg. 4F 1-6-5, Nishiki Naka-ku, Nagoya-sh, Aichi 03, 〒4600003, JP)
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