Bucket of a Pelton turbine
AssigneeANDRITZ HYDRO GmbH
InventorsGervais Nicolas, Loic Andolfatto
Life of this patent
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Abstract
A bucket of a Pelton turbine with an outlet edge curved at least in segments. To achieve a particularly high efficiency the outlet edge forms a rear hump in a side view, wherein a center of curvature of the hump is positioned below the outlet edge in the side view and a peak of the hump is located closer to the cup base than to the bucket face.
Claims9
A bucket of a Pelton turbine with an outlet edge curved at least in segments, wherein the outlet edge forms a rear hump in a side view, wherein a center of curvature of the rear hump is positioned below the outlet edge in the side view and a peak of the rear hump is located closer to a cup base than to a bucket face, wherein the rear hump protrudes past a center splitter to a height above the center splitter.
A bucket of a Pelton turbine with an outlet edge curved at least in segments, wherein the outlet edge forms a rear hump in a side view, wherein a center of curvature of the rear hump is positioned below the outlet edge in the side view and a peak of the rear hump is located closer to a cup base than to a bucket face, wherein the rear hump protrudes past a center splitter, and wherein the rear hump extends from the cup base roughly to a center point between the cup base and the bucket face.
Dependencies are inferred from the claim text.