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长湖水电厂和回龙山发电厂四台587—450水转机,均更换了转轮叶片和转动臂。为了消除其不平衡重量,自79年起曾先后利用厂家的平衡工具,进行了多次静平衡试验。试验装置如图一所示。
Changhu Hydropower Plant and Huishan Power Plant four 587-450 water transfer machines, have replaced the rotor blades and rotating arm. In order to eliminate its unbalanced weight, static balance tests have been conducted several times since 1979 using the manufacturer’s balancing tools. Test device shown in Figure 1.