Hydroturbine Runner Crown with Balancing Slots
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Dec 16, 2021
app pub date -
Nov 20, 2019
filing date -
Nov 20, 2019
priority date (Note) -
Published
status (Latency Note)
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Abstract
The invention concerns a hydraulic turbine comprising blades (2) fixed to a runner crown (12) and to be actuated in rotation around an axis of rotation, each blade being comprised between a leading edge (8) and a trailing edge (10), a stationary head cover (14) and a chamber (16) being located between said runner crown (12) and said head cover (14) or within the head cover, said runner further comprising:
- means (22) forming at least one passage for water between said chamber and a chamber (28) in the runner tip;an upper portion (121) and a lower portion (122) of the said runner crown, said upper portion (121) having a larger diameter than said lower portion (122) so as to define a channel (24) between them, said channel leading to an exhaust volume (3) of the runner.
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