| 摘要 |
This turbine is to be used in flowing water for production of electric energy, comprising a number of shaped foils (5) of a suitable length, width and thickness, each foil (5) being attached with the upper part of its shaft (6) to a rotating, discoid, supporting structure (3) which is connected to the main shaft (2) of the turbine, and the longitudinal shaft (6) of each said foil (5) being mainly parallel with the main shaft (2), wherein each foil (5) is equipped with a separate step motor (8) and encoder (16); and the main shaft (2) is equipped with an encoder (18) and circuit breaker (19); an external measuring device (22) for measuring the speed-of the water (11); and a computer (23) comprising a particular computer programme, to obtain that the signals from said encoders (16,18) and said measuring device (22) being processed in said computer (23), to achieve by assistance of said step motors (8) that the angel of a main surface of each foil (5) be individually regulated into a desired direction of attack relative to the flowing direction of said flowing water (11).
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