FIELD: filtration.
SUBSTANCE: method of vacuum filtration installation declogging includes: filtration cloth for sludge support and moving, in fact, in horizontal direction; vacuum tray located under filtration cloth; vacuum line connected to vacuum tray; device for suction under vacuum for carrying out vacuum suction of sludge via vacuum line, vacuum tray and vacuum cloth; and device for feeding cleaning liquid for supply of feeding liquid to vacuum tray. In addition during declogging process measurement of vacuum pressure in vacuum line and cleaning of vacuum tray are carried out basing on vacuum pressure.
EFFECT: clogging of through openings and blocking of flow way for liquid filtration are prevented.
6 cl, 3 dwg
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