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Patent Searching and Data


Title:
CONTROL BOARD AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2021/205577
Kind Code:
A1
Abstract:
A control board (1) outputs voltage to a motor (21) by carrying out switching control and comprises: a switching power source transformer (2) for converting AC power to DC power; an auxiliary winding (3) which is provided to a primary side of the switching power source transformer (2) and generates voltage for output to the motor (21); and an additional capacitor circuit (7) which increases the voltage output to the motor (21) after the amount of power supplied to a first load (22) connected to a secondary side of the switching power source transformer (2) has fallen and intermittent operation has been initiated for supply of a current to the first load (22).

Inventors:
NARUSHIMA KEIICHIRO (JP)
Application Number:
PCT/JP2020/015867
Publication Date:
October 14, 2021
Filing Date:
April 08, 2020
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F24F11/88
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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