Physics · Power Electronics
What is characteristic of Bipolar Pulse Width Modulation (PWM) in inverters?
- 1The output voltage switches between two levels, -Vd and Vd✓
- 2The modulation occurs on the positive polar side only
- 3The output voltage is held constant at zero during turning off
- 4The switches operate only at line frequencies
Correct answer
The output voltage switches between two levels, -Vd and Vd
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