The efficiency of a membrane bioreactor in drinking water denitrification /

The membrane bioreactor (MBR) system was investigated regarding its nitrate removal capacity from drinking water. The performance of a pilot-scale MBR was tested, depending on the operational parameters, using sucrose as a carbon source. Drinking water from the source was introduced into the reactor...

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Main Authors: Petrovič, Aleksandra, kemija. (Author), Simonič, Marjana. (Author)
Format: Book Chapter
Jezik:English
Teme:
Sorodne knjige/članki:Vsebovano v: Chemical industry & chemical engineering quarterly
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024 7 1 |a 10.2298/CICEQ131129026P  |2 doi 
040 |a KTFMB  |b slv  |c SI-MaIIZ  |d KTFMB  |e ppiak 
041 0 |a eng  |b eng 
080 |a 66  |2 UDCMRF 2011 
100 1 |a Petrovič, Aleksandra,   |c kemija.   |4 aut 
245 0 0 |a The efficiency of a membrane bioreactor in drinking water denitrification /   |c Aleksandra Petrovič, Marjana Simonič.  
300 |a str. 269-275. 
504 |a Bibliografija: str. 274.  
504 |a Abstract.  
520 |a The membrane bioreactor (MBR) system was investigated regarding its nitrate removal capacity from drinking water. The performance of a pilot-scale MBR was tested, depending on the operational parameters, using sucrose as a carbon source. Drinking water from the source was introduced into the reactor in order to study the influence of flow-rate on the nitrate removal and denitrification efficiency of drinking water. The content of the nitrate was around 70 mg/L and the C/N ratio was 3:1. Nitrate removal efficiencies above 90% were obtained by flow-rates lower than 4.8 L/h. The specific denitrification rates varied between 0.02 and 0.16 g/L NO3/ (g/L MLSS.d). The efficiencies and nitrate removal were noticeably affected by the flow-rate and hydraulic retention times. At the maximum flow-rate of 10.2 L/h still 68% of the nitrate had been removed, whilst the highest specific denitrification rate was achieved at 0.2738 g/L NO3/ (g/L) MLSS.d). The maximum reactor removal capacity was calculated at 8.75 g NO3/m3.h. 
653 0 |a pitna voda  |a membranski reaktorji 
653 0 |a capacity  |a denitrification  |a drinking water  |a efficiency  |a membrane bioreactor  |a sucrose 
700 1 2 |a Simonič, Marjana.   |4 aut 
773 0 |t Chemical industry & chemical engineering quarterly  |d Beograd : Association of Chemical Engineers, 2005-  |x 1451-9372  |g Vol. 21, no 2 (2015), str. 269-275