DC transmission

14 Dezembro 2017, 11:00 Luis Marcelino Ferreira

Why dc transmission

History dc vs ac

Importance of AC and DC

Xmission by cable

Long distance, compensation,

Circuit breakers

Arrangements of power station

Xf taps, large L and C

Bridges of valves

Analysis of iabc, positive AND NEGATIVE

Natural commutation

Ia as a recatnagular’wise wave

The form of the total current, sum(iabc)