Adjustable-speed power units may significantly improve the efficiency of energy conversion in hydro and wind power plants. The use of doubly fed machines (DFM) represents a progressive solution, which has a number of advantages especially for high power outputs.
Adjustable-speed power units may significantly improve the efficiency of energy conversion in hydro and wind power plants. The use of doubly fed machines (DFM) represents a progressive solution, which has a number of advantages especially for high power outputs. (en)