Dynamic determination method of the reference value of an automatic voltage regulator or controller [0002] The method of the invention dynamically determines the reference value (V) of an automatic voltage regulator or controller comprising the following s...

The invention is related to a voltage control system (10, 70) for medium voltage applications, comprising the following components: a booster- (12, 76) and a feeder-(18, 78) transformer with respective primary and secondary winding, wherein the secondary w...

A method (50) of operating a tap changer of a transformer or a voltage regulator in a power grid includes obtaining (52) a load forecast for a time period. An average voltage profile is determined (54) for the time period based on the load forecast. The me...

Additional terminal groups have at least two terminals for connecting at least one load (41-44). The terminals of each terminal group are connected with a main terminal without an interconnected switch, and with an output terminal (24) of one of additional...