F - Mech Eng,Light,Heat,Weapons – 28 – D
Patent
F - Mech Eng,Light,Heat,Weapons
28
D
F28D 9/04 (2006.01)
Patent
CA 2701518
The invention relates to a spiral heat exchanger (1) including a spiral body (2) formed by at least onespiral sheet wounded to form the spiral body (2) forming at least a first spiral--shaped flow channel for a first medium and a second spiral-shaped flow channel for a second medium, wherein the spiral body (2) is enclosed by a substantially cylindrical shell (4)being provided with connecting elements (8a, 8b, 9a, 9b) communicating with the first flow channel and the secondflow channel, where the shell (4) comprises at least two shell parts (4a, 4b), and that the spiral body (2) is provided with at least one fixedly attached flange (3) on its outer peripheral surface, whereupon the at least two shell parts (4a, 4b) are flexibly attached.
L'invention porte sur un échangeur de chaleur à spirale (1) comprenant un corps en spirale (2) formé par au moins une feuille spiralée enroulée pour former le corps en spirale (2) formant au moins un premier canal d'écoulement en forme de spirale pour un premier milieu et un second canal d'écoulement en forme de spirale pour un second milieu, le corps en spirale (2) étant entouré par une enveloppe sensiblement cylindrique (4) comportant des éléments de connexion (8a, 8b, 9a, 9b) communiquant avec le premier canal d'écoulement et le second canal d'écoulement, l'enveloppe (4) comprenant au moins deux parties d'enveloppe (4a, 4b), et le corps en spirale (2) comportant au moins une bride attachée fixement (3) sur sa surface périphérique externe, sur laquelle les au moins deux parties d'enveloppe (4a, 4b) sont attachées de façon flexible.
Maure Pascal
Oudjedi Boualem
Alfa Laval Spiral Snc
Alfa-Laval Corporate Ab
Borden Ladner Gervais Llp
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