Axial flow turbines

Details Axial flow turbines Axial flow turbines

1981-06-22

1987-06-02

Hornsby, Harvey C.

Rotary kinetic fluid motors or pumps

Bearing, seal, or liner between runner portion and static part

Erodable or permanently deformable

415197, F01D 1108

Patent

active

046699554

ABSTRACT:
An axial flow turbine comprises an annular array of rotatable turbine blades which are surrounded by a shroud ring. An open honeycomb structure is attached to the shroud ring, the open cells of which honeycomb structure contain an abradable material. The honeycomb structure is totally covered by an impervious coating which contains a ceramic material. The impervious coating resists oxidation and/or erosion of the abradable material.

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"Navord Report 4893", p. 9.

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