RECYCLING FILTRATE TO INLET DURING BACKWASHING

RECYCLING FILTRATE TO INLET DURING BACKWASHING

A fluid filtering system with backwashing, particularly for ballast tanks, employing a pump with its inlet connected to receive fluid to be filtered and the outlet of the pump to a unified filtering vessel with apparatus for sequentially backwashing individual filter media elements and connecting th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: YEE DAVID KAN
Format: Patent
Sprache:eng
Schlagworte:
AUXILIARIES ON VESSELS
CHEMISTRY
METALLURGY
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
RELATED EQUIPMENT
SEPARATION
SHIPS OR OTHER WATERBORNE VESSELS
TRANSPORTING
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Beschreibung
Zusammenfassung:A fluid filtering system with backwashing, particularly for ballast tanks, employing a pump with its inlet connected to receive fluid to be filtered and the outlet of the pump to a unified filtering vessel with apparatus for sequentially backwashing individual filter media elements and connecting the backwash to a drain. The unified filtering vessel has a filtrate outlet connected through a valve for filtering flow to/from ballast tanks. The filtrate outlet is also connected through another valve to the inlet of the pump for including clean filtrate in the backwashing.