Research Article

Evaluation of a Trapezoidal Predictive Controller for a Four-Wire Active Power Filter for Utility Equipment of Metro Railway, Power-Land Substations

Table 1

Normalized converter voltage space vectors with respect to the transistor switching states.

Transistor state combinationNormalized converter voltages
/E/E/E

01010100
1100010
111000
011100
0011100
000111
100011
10101000