Invention Grant
- Patent Title: Motor driving apparatus and home appliance including the same
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Application No.: US16919660Application Date: 2020-07-02
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Publication No.: US11296643B2Publication Date: 2022-04-05
- Inventor: Seongju Kim , Donggeun Lee
- Applicant: LG Electronics Inc.
- Applicant Address: KR Seoul
- Assignee: LG Electronics Inc.
- Current Assignee: LG Electronics Inc.
- Current Assignee Address: KR Seoul
- Agency: Fish & Richardson P.C.
- Priority: KR10-2019-0079319 20190702
- Main IPC: H02P27/12
- IPC: H02P27/12 ; H02P21/18 ; H02P21/22 ; A47L9/28 ; H02P21/13 ; H03H1/02

Abstract:
A motor driving apparatus for a home appliance includes: a power supply part configured to supply DC power, a DC-Link capacitor connected to the power supply part, an inverter connected to the DC-Link capacitor and comprising a plurality of switching elements, the inverter being configured to convert, by operating the plurality of switching elements, the DC power into AC power and output the converted AC power to a motor, a DC-Link resistor element disposed between the DC-Link capacitor and the inverter, a signal generator connected to the DC-Link resistor element and configured to generate and output a plurality of signals based on an output current flowing through the DC-Link resistor element, and a controller configured to control the inverter based on the plurality of signals received from the signal generator.
Public/Granted literature
- US20210006192A1 MOTOR DRIVING APPARATUS AND HOME APPLIANCE INCLUDING THE SAME Public/Granted day:2021-01-07
Information query
IPC分类: