Method and apparatus for in-situ testing of filtration systems

B - Operations – Transporting – 01 – D

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B01D 46/42 (2006.01) B01D 35/14 (2006.01)

Patent

CA 2696240

Embodiments of the invention generally provide an apparatus and method for certifying a filter in a containment system without decontaminating the containment system prior to certification. The apparatus generally comprises a valve assembly selectable between at least three operational states. A first state prevents flow from prevents flow through a port of a housing. A second state fluidly couples the port to test equipment necessary to test a filter disposed within the housing. A third state seals the port but fluidly couples the test equipment to a decontamination system.

La présente invention porte sur des modes de réalisation de l'invention qui consistent d'une manière générale en un appareil et un procédé pour certifier un filtre dans un système de confinement sans décontamination du système de confinement avant la certification. L'appareil comprend d'une manière générale un ensemble de soupape pouvant être sélectionnée entre au moins trois états opérationnels. Un premier état empêche un écoulement à travers un orifice d'un boîtier. Un second état couple fluidiquement l'orifice à un appareil d'essai nécessaire pour tester un filtre disposé à l'intérieur du boîtier. Un troisième état scelle l'orifice mais couple fluidiquement l'appareil d'essai à un système de décontamination.

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