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| система измерений по Винтер-Кеннеди (Winter-Kennedy method utilizes the phenomena of a static pressure difference between the outside and the inside of the turbine spiral due to the centrifugal force acting on the curved streams of liquid in the spiral case. Contrary to the Gibson method, this is an index (relative) method, which can be used in water machines efficiency tests only after the calibrating by means of the absolute method. nattamm) | |||