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UDC 628.35: 661.5.63

Ospanov K. T., Elzhasov A. A.

Sewerage Treatment Facilities of the City of Astana (Kazakhstan)

Summary

The flow chart of biological treatment of municipal wastewater making it possible to increase the efficiency of removal of phosphorous compounds equally with the efficient removal of nitrogen compounds is offered. Advantage of this technology is possibility of reconstruction and modernization of operating treatment facilities with the maximum use of existing capacities. The technique of nitri-denitrification with a dephosphatation chamber is used at the operating facilities of the city of Astana. Zeolite of the Chankanayskoye deposit is used as a media. Zeolite intensifies the processes of advanced biological treatment of wastewater both for organic pollutants and biogenic elements.

Key words

nitrogen , aeration tank , biological treatment , suspended substances , sedimentation tank , wastewater , phosphorous

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SPISOK LITERATURY

1. Otchet FGUP «NII VODGEO» po teme «Tehnologicheskie rekomendacii po rekonstrukcii sushhestvujushhih ajerotenkov KOS g. Astany». − M., 2003.
2. Bondarenko I. E. i dr. Primenenie immobilizovannyh mikroorganizmov dlja ochistki stochnyh vod: Obzornaja inf. − M., Institut jekonomiki zhilishhno-kommunal'nogo hozjajstva AKH im. K. D. Pamfilova, 1990.
3. Pat. 10780, RK. Ustrojstvo dlja ochistki stochnyh vod / M. M. Myrzahmetov, E. B. Zhumartov, K. T. Ospanov // Otkrytija. Izobretenija. 2001. № 10.