摘要 |
<p>The invention concerns a device for adjusting the impeller vane angles in a hydro turbine or a pump. According to the invention the hub (5) of the turbine (pump) is provided with vanes (6) the angles of which are adjustable for obtaining a maximum utilization of the water available. The adjustments of the angles are carried out mechanically, the transmission being actuated upon by a pressure medium source outside the turbine (pump).</p> |