F - Mech Eng,Light,Heat,Weapons – 04 – D
Patent
F - Mech Eng,Light,Heat,Weapons
04
D
F04D 17/12 (2006.01)
Patent
CA 2712837
A centrifugal compressor assembly (24) for compressing refrigerant in a 250- ton capacity or larger chiller system (20) comprising a motor (36), preferably a compact, high energy density motor or permanent magnet motor, for driving a shaft (66) at a range of sustained operating speeds under the control of a variable speed drive (38).
L'invention concerne un ensemble compresseur centrifuge (24) qui permet de comprimer un fluide frigorigène dans un système de refroidissement (20) de 250 tonnes ou plus comprenant un moteur (36), de préférence un moteur compact, à haute densité d'énergie ou un moteur à aimant permanent, pour entraîner un arbre (66) à une plage de vitesses de fonctionnement soutenues sous le contrôle d'un entraînement à vitesse variable (38).
Dorman Dennis R.
Foye David M.
Haley Paul F.
Hamm Frederic Byron
James Rick T.
Smart & Biggar
Trane International Inc.
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