Conversion of the voltage in the d/q system into control pulses for the power components
(IGBTs)
Transformation of the voltage of d/q → a/b → uvw with angle (ρ)
Dead time compensation based on phase currents
• Deadtime compensation (Chapter 6.2.19 )
Pulse width modulation (PWM) with adjusted switching frequency
• Switching frequency adjustment and derating (Chapter 6.2.20 )
Driver control of the IGBT’S
Transformation of the phase currents with angle (ρ)
uvw → from → d/q system
• Band-pass filter (=> Chapter 6.2.23 Sinus filter)
• Rotor position detection mode hf detection (Chapter 6.2.3.5.5 )
• Rotor position detection in operation at SCL (hf injection) (Chapter 6.2.3.6 )
Maximum set current setting
• Currentlimitations (Chapter 6.2.8 )
• Cogging torque compensation (SM) Current (Chapter 6.2.14 )
• Source selection for the position control (Position controller source Chapter 6.5.3.3)