FIELD: process for treatment of water by freezing and defrosting, used in food-processing, pharmaceutical, chemical industry, heat power engineering, and other branches of industry.
SUBSTANCE: method involves providing complete freezing of water followed by defrosting of ice and retention of thaw water; after termination of retention process, treating running thaw water in alternating power field for destructing sediment particles formed during treatment; destructing sediment flakes by directing thaw water between disks rotating in opposite directions at rotational velocity of 500-1,000 rad/s.
EFFECT: improved quality of treated water and increased efficiency of method.
1 tbl, 1 ex
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Authors
Dates
2007-07-20—Published
2005-06-27—Filed