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The paper presents the results of research on the influence of the operational rinsing of a sewer system on the composition of raw sewage, the effectiveness of the operation of the mechanical part of a wastewater treatment plant and changes in the technological parameters of the biological reactor. The results of the research have shown an increase in sewage pollution during the rinsing of the sewer system. The value of the COD indicator increased from 799 to 1306 mg/dm3, BOD5 from 538 to 1044 mg/dm3, and total suspended solids from 259 to 1508 mg/dm3. The calculations indicate that an increase in the concentrations of pollution during the rinsing of the sewer system requires a high working efficiency of the mechanical part of the wastewater treatment plant. With a low efficiency the volume of the biological reactor can increase even by 30%.
Czasopismo
Rocznik
Tom
Strony
5--13
Opis fizyczny
Bibliogr. 19 poz., tab., rys.
Twórcy
autor
- Institute of Environmental Engineering, University of Zielona Góra, ul. Szafrana 15, 65-516 Zielona Góra,
autor
- Institute of Environmental Engineering, University of Zielona Góra, ul. Szafrana 15, 65-516 Zielona Góra,
autor
- Institute of Environmental Engineering, University of Zielona Góra, ul. Szafrana 15, 65-516 Zielona Góra,
autor
- Institute of Environmental Engineering, University of Zielona Góra, ul. Szafrana 15, 65-516 Zielona Góra,
autor
- Institute of Environmental Engineering, University of Zielona Góra, ul. Szafrana 15, 65-516 Zielona Góra,
Bibliografia
- [1] ABDUL-TALIB S., HVITVED-JACOBSEN T., VOLLERTSEN J., UJANG Z., Anoxic transformations of wastewater organic matter in sewers- process kinetics, model concept and wastewater treatment potential, Water Sci. Technol., 2002, 45 (3), 53.
- [2] OMAR Q., MYSZOGRAJ S., SUCHOWSKA-KISIELEWICZ M., Changes of wastewater characteristic during transport in sewers, T. Environ. Dev., 2011, 7 (11), 349.
- [3] SADECKA Z., The sewer as a bioreactor, Environ. Prot. into the Future, Częstochowa 2007, 213.
- [4] TANAKA N., HVITVED-JACOBSEN T., Transformation of wastewater organic matters in sewer under changing aerobic/anaerobic conditions, Water Sci. Technol, 1998, 37 (1), 105.
- [5] ASHLEY R.M., BERTRAND-KRAJEWSKI J.L., HVITVED-JACOBSON T., VEBANCK M., Solids in Sewers, IWA Publishing, London, 2004.
- [6] MROWIEC M., KAMIZELA T., KOWALCZYK M., Occurrence of first flush phenomenon in drainage system of Częstochowa, Environ. Prot. Eng., 2009, 35 (2), 73.
- [7] KOTOWSKI A., WÓJTOWICZ P., The new method for limiting outflow from storm overflows, Environ. Prot. Eng., 2007, 33 (4), 41.
- [8] GASPERI J., GROMAIRE M.C., KAFI M., MOILLERON R., CHEBBO G., Contributions of wastewater, runoff and sewer deposit erosion to wet weather pollutant loads in combined sewer systems, Water Res., 2010, 44 (20), 5875.
- [9] MYSZOGRAJ S., 24-hour variation of amount and contents of wastewater flowing to treatment plant in Zielona Góra, Civil Environ. Eng. Rep., 2007, 2, 49.
- [10] NIELSEN P.H., KEIDING K., Disintegration of activated sludge flocs in presence of sulfide, Water Res., 1998, 32 (2), 313.
- [11] NIELSEN P.H., RAUNKJAER K., HVITVED-JACOBSEN T.H., Sulfide production and wastewater quality in pressure mains, Water Sci. Technol., 1998, 37 (1), 97.
- [12] ZHANG L., DE SCHRYVER P, DE GUSSEME B., DE MUYNCK W., BOON N., VERSTRAETE W., Chemical and biological technologies for hydrogen sulfide emission control in sewer systems: A review, Water Res., 2008, 42, 1.
- [13] PN-ISO 5667-10, 1997, Water quality – Sampling. Part 10: Guidance on sampling of waste waters (in Polish).
- [14] PN-74/C-04578.03, Water quality – Determination of the chemical oxygen demand (in Polish).
- [15] PN-ISO 6060, 2006, Water quality – Determination of the chemical oxygen demand (in Polish).
- [16] PN-EN 872, 2005, Water quality – Determination of suspended solids – Method by filtration through glass fibre filters (in Polish).
- [17] EN ISO 6878, 2004, Water quality – Determination of phosphorus – Ammonium molybdate spectrometric method (in Polish).
- [18] PN-EN 25663, 2001, Water quality – Determination of Kjeldahl nitrogen – Method after mineralization with selenium (in Polish).
- [19] SADECKA Z., Base of biological treatment of sewage, Seidel-Przywecki, Warszawa 2010 (in Polish).
Typ dokumentu
Bibliografia
Identyfikator YADDA
bwmeta1.element.baztech-907bfa24-1cc1-4cdd-abe7-15b941206090