F - Mech Eng,Light,Heat,Weapons – 04 – D
Patent
F - Mech Eng,Light,Heat,Weapons
04
D
F04D 29/30 (2006.01) F04D 29/28 (2006.01)
Patent
CA 2163859
The specifications of a vane wheel are determined so that they have the relation of >=-0.857Z1+1.009 (wherein =r0/r1, Z1=(r1-r0)/[r1-nt/(2.pi.)], r0: inner radius of the vane wheel, r1: outer radius of the vane wheel, n: number of radial vanes, t: thickness of the radial vanes).
Les dimensions principales d'une roue à pales sont déterminées de façon à obtenir la relation ?>=-0,857Z¿1?+1,009 (dans laquelle ?=r¿0?/r¿1?, Z¿1?=(r¿1?-r¿0?)/[r¿1?-nt/(2.pi.)], r¿0?: rayon interne de la roue à pales, r¿1?: rayon externe de la roue à pales, n: nombre de pales radiales, t: épaisseur des pales radiales).
Hatakeyama Makoto
Shinbara Noboru
Dennison Associates
Toto Ltd.
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