Transforming Stations
Published on 22 February 2008
Transformers are intalled between power stations and the grid and between different networks to raise or lower the voltage when required.

a very high voltage substation (photo DR).

a 20kV transformer (photo DR).
Transforming stations usually contain several transformers and are located where several lines meet. They provide a means of regulating the flow of power in response to demand or problems on a line, a transformer or switchgear. Automatic systems make an important contribution.