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Manual
On-Line OJTM anual52/73 BLDC .Chapter 4. Chapter 4. 1. BLDC ?2. BLDC 3. Inverter 4. ?On-Line OJTM anual53/73 BLDC ? : BRUSHLESS DC MOTOR (DC MOTOR ) ROTOR MAGNET . STATOR , ROTOR . INVERTER SWITCHING .( DRIVE )S N N BLDC MOTOR (MAGNETiCTORQUE)ROTORSTATOR NEMA StandardA Brushless DC Motoris a Rotating Self-Synchronous Machine with aPermanent Magnetand with Known Rotor Shaft Positions for ? Why is BLDC Motor needed?On-Line OJTM anual54/73 FilBTrF= = BFil B : i : l : ( ) F : r : T : Motor Torque( )MAGNETIC TORQUEW=12 LiTdWd12idLdm2m2==qqi =0 TWm : L : i : T : RELUCTANCE TORQUE BLDC ?On-Line OJTM anual55/73 BLDC ? SPM* ( )IPM** ( )* SPM : Surface Permanent Magnet** IPM : Interior Permanent MagnetNNSSM agnetNNSSM agnet Torque090180 (Deg)Torque ReluctanceTorqueMagneticTorque090180 (Deg)Torque MagneticTorque Motor Magnet Can Loss Motor Torque (5~10%) Motor (1~3%)-Reluctance Torque / Can ( , ) Motor On-Line OJTM anual56/73 GateDrivePFC Micom Braking / Sensor Motor Induction BLDC SRMS witchi
on-line ojtmanual 53/73 주식회사씨앤엠연구소 1.1 bldc 모터란? •정의: brushless dc motor (dc motor와특성이유사) •일반적으로rotor의내부에magnet를가지고있음.
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