| ??? 08/21/08 17:13 Read: times |
#157638 - ...or the IGBTs! Responding to: ???'s previous message |
Falsly wandering Uce potentials can also be seen, when both IGBTs (upper and lower) are eroneously turned on.
I agree with Mahmood, we need to see the gate drive signals... Kai |
| Topic | Author | Date |
| 3-phase Inverter IGBT phase waveform | 01/01/70 00:00 | |
| you are going to burn the motor | 01/01/70 00:00 | |
| Its a sine PWM | 01/01/70 00:00 | |
| ...or the IGBTs! | 01/01/70 00:00 | |
| i had same problem on a Hitachi 48kw inverter | 01/01/70 00:00 | |
| Gate Drive | 01/01/70 00:00 | |
| The driver cktry and the waveforms | 01/01/70 00:00 | |
| Bootstrap capacitors problems | 01/01/70 00:00 | |
| Some hints | 01/01/70 00:00 | |
| another interesting waveform | 01/01/70 00:00 | |
| No, no.... | 01/01/70 00:00 | |
Voltage rating of bootstrap capacitor | 01/01/70 00:00 |