FAN, IN PARTICULAR, FOR TURBINE ENGINE Russian patent published in 2019 - IPC F04D29/32 

Abstract RU 2677769 C1

FIELD: non-displacement compressors and pumps.

SUBSTANCE: invention relates to a fan, in particular, for a small turbine engine, such as a jet engine, having a hub ratio corresponding to the ratio of the diameter of the inner limit of air intake section 26 at the radially internal ends of the leading edges of fan blades 10, divided by the diameter of the circle through which the outer ends of the fan blades pass, which has a value of 0.25 to 0.27.

EFFECT: present invention provides for a selection of particular dimensions of a fan for a turbine engine, and thus a significant improvement of performances and saving in weight.

16 cl, 10 dwg

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RU 2 677 769 C1

Authors

Perdrizhon Kristof

Yablonski Loren

Zholi Filipp Zherar Edmon

Dates

2019-01-21Published

2014-11-24Filed