ELECTRIC MOTOR, AIR CONDITIONER, AND CONTROL BOARD
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United States of America Patent
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Issued Date -
Jun 20, 2024
app pub date -
Jun 18, 2021
filing date -
Jun 18, 2021
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Abstract
An electric motor includes: a stator; a rotor; and a built-in board that supplies current to the stator, wherein the built-in board includes: a high-voltage circuit connected to a high-voltage power supply; and a low-voltage circuit connected to a low-voltage power supply, the high-voltage circuit includes an inverter that converts an input direct-current voltage into an alternating-current voltage and supplies the alternating-current voltage to the stator, the low-voltage circuit includes a control unit that controls the inverter, and an inductor is disposed on a low-voltage power-supply line that is a line connecting the low-voltage power supply and the low-voltage circuit.
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