Aspects of hydrodynamics and mass transfer in diffused aeration systems

Environmental Engineering and Management Journal

Volumn 9, Issue 4, 2010, Pages 565-571

  Oprina, Gabriela ^a   Bunea, Florentina ^a   Pincovschi, Irina ^b   Mândrea, Lucian ^b  

^a Wallachian University of Targoviste   (Romania)

^b UNIVERSITY POLITEHNICA OF BUCHAREST   (Romania)

Author keywords

Diffused aeration; Fine bubbles; Mass transfer

Indexed keywords

EID: 77957008563     PISSN: 15829596     EISSN: None     Source Type: Journal    
DOI: 10.30638/eemj.2010.079     Document Type: Article

References (17)

1. ANSI/ASCE (American Society of Civil Engineers), (1993), Measurement of Oxygen Transfer in Clean Water - 2nd Edition, USA standard, No. 2-91/1993.
2. Application Bulletin, (1991), Dissolved oxygen control in wastewater treatment plants, Royce Technologies, On line at: http://www.wateronline.com/ download.m vc/Bulletin-Dissolved-Oxygen-Control-In-Wastewat- 0001.
3. Baran Gh., Oprina G., Bunea F., (2005), The bubbles emission stability generated by porous diffusers, Scientific Bulletin of the Politehnica University of Timisoara Transactions on Mechanics Special issue, 50/64, 191-196.
4. th Int. Conf. Management of Technological Changes, Alexandropoulis, Greece, vol.1, 363-368.
5. Duchène P., Cotteux E., (2002), Insufflation d'air fines bulles. Application aux stations d'épuration en boues activées des petites collectivités, FRE., Coll. Documentation technique FNDAE, nr. 26, Cote: 02/0072.
6. EPA, (1989), Design Manual: Fine Pore Aeration Systems, Environmental Protection Agency (C), Cincinnati, US.
7. Gourich B., Vial C., El Azher N., Belhaj Soulami M., Ziyad M., (2006), Improvement of oxygen mass transfer estimation from oxygen concentration measurements in bubble column reactors, Chemical Engineering Science, 61, 6218-6222.
8. Gourich B., Vial C., Essadki A.H., Allam F., Belhaj Soulami M., Ziyad M., (2005), Identification of flow regimes and transition points in a bubble column through analysis of differential pressure signal: influence of the coalescence behaviour of the liquid phase, Chemical Engineering and Processing, 45, 214-223.
9. McGinnis D. F., Little J. C., (2002), Predicting diffusedbubble oxygen transfer rate using the discrete-bubble model, Water Research, 36, 4627-4635.
10. th Int. Conf. Multiphase Flow in Industrial Plant, Palermo, Italy, 659-666.
11. Pincovschi I., (2001), Hydrodynamics and mass transfer in bubble columns (in Romanian), Ars Docendi Press, Bucharest, Romania.
12. Pincovschi I., Mihai M., Oprina G., Baran Gh., (2005), Oxygen Mass Transfer Model in Air-Water Dispersed Systems. Int. Conf. Energy-Environment, Bucharest, Romania.
13. th Int. Conf. Management of Technological Changes, Alexandroupolis, Greece, 475-480.
14. Robescu D. N., Robescu L. D., Bǎran Gh., (1999), Wastewater Treatment (in Romanian), Bren Press, Bucharest, Romania.
15. Ruzicka M.C., Drahos J., Mena P.C., Teixeira J.A., (2003), Effect of viscosity on homogeneous-heterogeneous flow regime transition in bubble columns, Chemical Engineering Journal, 96, 15-22.
16. Stenstrom M.K., (1990), Upgrading existing activated sludge treatment plants with fine pore aeration systems, University of California, Water Science and Technology, 22, 245-251.
17. TEHNOMED, (2008), Hydrodynamics and mass transfer at fine bubbles columns with application in advanced environmental technologies, contract no. X2C05/2006- 2008, Financed by MEC.