Wind turbines can now be fitted with electronic governors that control the speed of the rotor, so that the blades turn slowly and at an even speed, which greatly boosts the efficiency of electricity generation.
在風速控制上，目前使用電子變速推進器後，可以改變風輪葉片的轉速，讓葉片緩慢而穩定地轉動，大幅提昇了風力機組的發電效率。