scholarly journals Water quality performance of a reciprocating biofilm reactor for treatment of dairy wastewater

2010 ◽  
Author(s):  
Jason Patrick Kane
2020 ◽  
Vol 6 ◽  
pp. 340-344
Author(s):  
Andreia D. Santos ◽  
Rui C. Martins ◽  
Rosa M. Quinta-Ferreira ◽  
Luis M. Castro

2014 ◽  
Vol 61 ◽  
pp. 141-151 ◽  
Author(s):  
Sarah-Jane Haig ◽  
Christopher Quince ◽  
Robert L. Davies ◽  
Caetano C. Dorea ◽  
Gavin Collins

1992 ◽  
Vol 26 (3-4) ◽  
pp. 703-711 ◽  
Author(s):  
B. Rusten ◽  
H. Ødegaard ◽  
A. Lundar

A novel moving bed biofilm reactor has been developed, where the biofilm grows on small, free floating plastic elements with a large surface area and a density slightly less than 1.0 g/cm3. The specific biofilm surface area can be regulated as required, up to a maximum of approximately 400 m2/m3. The ability to remove organic matter from concentrated industrial effluents was tested in an aerobic pilot-plant with two moving bed biofilm reactors in series and a specific biofilm surface area of 276 m2/m3. Treating dairy wastewater, the pilot-plant showed 85% and 60% COD removal at volumetric organic loading rates of 500 g COD/m3h and 900 g COD/m3h respectively. Based on the test results, the moving bed biofilm reactors should be very suitable for treatment of food industry effluents.


Author(s):  
Ahmed Al Naamani ◽  
Ahmad Sana

Abstract A water distribution network in an urban area in Muscat region (capital city of Oman) is assessed for operational performance using the widely accepted methodology proposed by International Water Association (IWA). The technical performance of this network was assessed using global performance index methods after modifying the performance levels as per local guidelines. A total of 37 operational performance indicators for the network were selected to carryout assessment. Overall operational performance showed high scores whereas some indicators showed unacceptable performance values. The network showed very high technical performance considering nodal pressures. The lower performance for pipe velocity may be attributed to the fact that the network is currently being utilized by 70% of the population for which it was designed. The residual chlorine levels were within the acceptable range of the Public Authority for Water (PAW) showing a very good performance by virtue of water quality. This study will be useful for the decision makers to assess the operational, technical and water quality performance of urban networks and take actions for improvements.


Author(s):  
Jun Xia ◽  
Hongping Wang ◽  
Richard L. Stanford ◽  
Guoyan Pan ◽  
Shaw L. Yu

2018 ◽  
Vol 35 (2) ◽  
pp. 553-562 ◽  
Author(s):  
Marcin Dębowski ◽  
Marcin Zieliński ◽  
Marta Kisielewska ◽  
Mirosław Krzemieniewski ◽  
Monika Makowska ◽  
...  

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