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UDC 628.336.43

KINEBAS A. K., PANKOVA G. A., Vasiliev B. V., Grigorieva Zh. L., Maskaleva S. E., Rublevskaya O. N., Rafalovich G. N.

Dewatering of Wastewater Sludge at Treatment Facilities of St. Petersburg

Summary

The actual problem of a choice of an up-to-date method of treatment and utilization of wastewater sludge is touched upon. It is told about the technique of sludge dewatering at treatment facilities of St. Petersburg with the use of centrifuges, centripresses, decanters. The main advantages and shortcomings of the new generation of dewatering equipment of the Flottweg and Westfalia Separator Co. are presented. The equipment of joint production on the basis of components of the Gumboldt Co. and Kirov Energomash Plant is used at the wastewater sludge burning plant of the Central aeration station. New equipment is reliable in operation, ensures the quality of dewatered sludge for burning in fluidized bed furnaces.

Key words

decanter , doze of flocculant , filter cake , dehydration , filtrate , centripress , centrifuge

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SPISOK LITERATURY

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