For instance, a 900 mm diameter, 600 mm wide Banki turbine running from a head of 20 metres at one cubic metre per second will produce in excess of 260 shaft horsepower at about 500 RPM.

例如，一个直径900毫米，600毫米宽本吉涡轮机运行在一个从20米的头立方米米每秒将产生超过260马力左右轴每分钟500转。

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And barely had the 150-horsepower engine and five-metre blade been installed than the frost alarm sounded.

BBC: Graham Hewitt and his wind machine