F - Mech Eng,Light,Heat,Weapons – 22 – B
Patent
F - Mech Eng,Light,Heat,Weapons
22
B
F22B 37/52 (2006.01) F22B 37/48 (2006.01) F28G 3/16 (2006.01) G21C 15/24 (2006.01) G21C 17/017 (2006.01)
Patent
CA 2189439
An upper bundle steam generator (10) cleaning system including a cleaning head deployment and support device (50) receivable through a hand hole of the steam generator (10) and including retractable cylinders which raise the cleaning head up through the flow slots (71) to position a cleaning head about a flow slot (71) of the upper tube bundles; and a cleaning head mounted with the support device (50) for directing fluid about the tubes of the upper bundles of the steam generator (10) thereby cleaning the generator (10) from the top down flushing deposits downward during the cleaning process.
Un système de nettoyage d'un générateur de vapeur (10) à faisceaux tubulaires supérieurs comprend un dispositif de support et de déploiement (50) d'une tête de nettoyage pouvant être réceptionné dans un trou de visite du générateur de vapeur (10), et des cylindres rétractables qui soulèvent la tête de nettoyage dans les fentes d'écoulement (71) afin de la positionner autour d'une fente d'écoulement (71) des faisceaux tubulaires supérieurs; ainsi qu'une tête de nettoyage fixée au dispositif de support (50) pour diriger le fluide autour des tubes des faisceaux tubulaires du générateur de vapeur (10), nettoyant et débarrassant ainsi le générateur (10) de ses dépôts, de haut en bas, lors du processus de nettoyage.
Ashton Augustus
Fischbach Dan
Lovett Timothy
Foster-Miller Inc.
Macrae & Co.
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