Eduardo Francis Carvalho Freitas

2 Questions 7 Answers 0 Followers

Questions related from Eduardo Francis Carvalho Freitas

Why does the power factor decrease with the increase of frequency in the AC/DC-AC (DC Link)?

In an AC/DC-AC (DC Link) with TRU 12 pulse diode, dc link and a controlled 12 pulse IGBT inverter, the power factor at the generator terminals decreases about 2% if the generator output voltage...

04 December 2015 7,697 11 View

What is the difference between Y/Y/D or D/Y/D transformers for a 12 pulse rectifier (TRU)?

For a 12 pulse diode rectifier is it necessary a transformer for a phase shift of 30 degrees. What is the difference between the Y/Y/D and D/Y/D transformers for 12-pulse rectifier?

30 November 2015 2,831 8 View