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Patent Searching and Data


Title:
INVERTER CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/202161
Kind Code:
A1
Abstract:
Provided is an inverter control device (50) to be applied to a system (100) comprising an inverter (20), and an electricity accumulation unit (26) installed in a low pressure region (RL). The inverter control device comprises: a control signal generation unit (52) that is installed in the low pressure region, and generates and outputs a control signal (Son, Soff) for a switch; a transmission unit (54) that is installed in the low pressure region and a high pressure region (RH) to cross a boundary between the high pressure region and the low pressure region, and transmits the control signal output from the control signal generation unit to the high pressure region side; a control unit (55) that is installed in the high pressure region, and performs switching control for the switch, on the basis of the control signal transmitted through the transmission unit; a specific signal generation unit that is installed in the low pressure region, generates a specific signal (St) under the condition that there is no abnormality that prevents supply of electricity from the electricity accumulation unit, and outputs the specific signal to the transmission unit; and an abnormality determination unit that is installed in the high pressure region, receives the specific signal through the transmission unit, and determines, on the basis of the specific signal, occurrence of an abnormality.

Inventors:
SUGIHARA YUSUKE (JP)
Application Number:
PCT/JP2022/008838
Publication Date:
September 29, 2022
Filing Date:
March 02, 2022
Export Citation:
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Assignee:
DENSO CORP (JP)
International Classes:
H02M1/08; H02M7/48
Domestic Patent References:
WO2019155776A12019-08-15
Foreign References:
JP2019161883A2019-09-19
JP2019140434A2019-08-22
Attorney, Agent or Firm:
YAMADA, Tsuyoshi (JP)
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