Iron dosage as a strategy to operate the photo-Fenton process at initial neutral pH

Chemical Engineering Journal

Volumn 224, Issue 1, 2013, Pages 67-74

  Carra, I ^a   Casas Lopez J L ^a   Santos Juanes, L ^a   Malato, S ^a,b   Sanchez Perez J A ^a  

^a UNIVERSITY OF ALMERÍA   (Spain)

^b PLATAFORMA SOLAR DE ALMERÍA CIEMAT   (Spain)

Author keywords

Iron additions; Operation strategy; Pesticides; Solar photocatalysis; Wastewater

Indexed keywords

IMAGE PROCESSING; IRON; MINERALOGY; OXIDATION; PESTICIDES; PILOT PLANTS; POLLUTION; REACTION RATES; WASTEWATER; WATER POLLUTION;

IRON HYDROLYSIS; MIXING TIME; OPERATION STRATEGY; PESTICIDE REMOVAL; PHOTO-FENTON PROCESS; PILOT PLANT SCALE; SOLAR PHOTO-FENTON; SOLAR PHOTOCATALYSIS; DEMINERALIZED WATER; IRON CONCENTRATIONS; PROCESS PERFORMANCE;

CHEMICALS REMOVAL (WATER TREATMENT);

EID: 84882833817     PISSN: 13858947     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cej.2012.09.065     Document Type: Article

References (24)

1. I. Oller, S. Malato, J.A. Sánchez-Pérez, Combination of advanced oxidation processes and biological treatments for wastewater decontamination-a review, Sci. Total Environ. 409 (2011) 4141-4166.
2. A. Bernabeu, R.F. Vercher, L. Santos-Juanes, P.J. Simón, C. Lardín, M.A. Martínez, J.A. Vicente, R. González, C. Llosá, A. Arques, A.M. Amat, Solar photocatalysis as a tertiary treatment to remove emerging pollutants from wastewater treatment plant effluents, Catal. Today 161 (2011) 235-240.
3. N. Klamerth, S. Malato, A. Agüera, A. Fernandez-Alba, G. Mailhot, Treatment of municipal wastewater treatment plant effluents with modified photo-Fenton as a tertiary treatment for the degradation of micro pollutants and disinfection, Environ. Sci. Technol. 46 (2012) 2885-2892.
4. P. Fernández-Ibáñez, M.I. Maldonado, J. Blanco, W. Gernjak, Decontamination and disinfection of water by solar photocatalysis: recent overview and trends, Catal. Today 147 (2009) 1-59.
5. J.J. Pignatello, E. Oliveros, A. MacKay, Advanced oxidation processes for organic contaminant destruction based on the Fenton reaction and related chemistry, Crit. Rev. Environ. Sci. Technol. 36 (2006) 1-84.
6. R.M. Cornell, U. Schwertmann, Iron oxides: structure, properties, reactions, occurrences and uses, second ed., Wiley-VCH, Weinheim, 2003.
7. J. Kiwi, A. Lopez, V. Nadtochenko, Mechanism and kinetics of the OH radical intervention during Fenton oxidation in the presence of a significant amount of radical scavenger (Cl_), Environ. Sci. Technol. 34 (2000) 2162-2168.
8. R.F.P. Nogueira, M.R.A. Silva, A.G. Trovo, Influence of the iron source on the solarphoto-Fenton degradation of different classes of organic compounds, Sol. Energy 79 (2005) 384.
9. G.M.S. Elshafei, O.I.H. Dimitry, A.M. Badawi, Gh. Eshaq, Degradation of nitrobenzene at near neutral pH using Fe2+-glutamate complex as a homogeneous Fenton catalyst, Appl. Catal. B 99 (2010) 242-247.
10. R.F. P Nogueira, M.ColiveirayW. C Paterlini, Simple and fast spectrophotometric determination of H2O2in photo-Fenton reactions using metavanadate, Talanta 66 (2005) 86-91.
11. M.M. Ballesteros Martín, J.L. Casas López, I. Oller, S. Malato, J.A. Sánchez Pérez, A comparative study of different tests for biodegradability enhancement determination during AOP treatment of recalcitrant toxic aqueous solutions, Ecotoxicol. Environ. Saf. 73 (2010) 1189-1195.
12. S. Malato, J. Blanco, A. Vidal, D. Alarcón, M.I. Maldonado, J. Cáceres, W. Gernjak, Applied studies in solar photocatalytic detoxification: an overview, Sol. Energy 75 (2003) 329-336.
13. S.A.S. Melo, A.G. Trovó, I.R. Bautitz, R.F.P. Nogueira, Degradation of residual pharmaceuticals by advanced oxidation processes, Quim. Nova 32 (2009) 188- 197.
14. D. Prato-Garcia, G. Buitrón, Degradation of azo dye mixtures through sequential hybrid systems: Evaluation of three advanced oxidation processes for the pre-treatment stage, J. Photochem. Photobiol. A 223 (2011) 103-110.
15. M.M. Ballesteros Martín, J.A. Sánchez Pérez, J.L. García Sánchez, J.L. Casas López, S. Malato Rodríguez, Effect of pesticide concentration on the degradation process by combined solar photo-Fenton and biological treatment, Water Res. 43 (2009) 3838-3848.
16. A. Zapata, T. Velegraki, J.A. Sánchez Pérez, D. Mantzavinos, M.I. Maldonado, S. Malato, Solar photo-Fenton treatment of pesticides in water: effect of iron concentration on degradation and assessment of ecotoxicity and biodegradability, Appl. Catal. B 88 (2009) 448-454.
17. A. Zapata, T. Velegraki, J.A. Sánchez Pérez, D. Mantzavinos, M.I. Maldonado, S. Malato, Evaluation of operating parameters involved in solar photo-Fenton treatment of wastewater: Interdependence of initial pollutant concentration, temperature and iron concentration, Appl. Catal. B 88 (2009) 448-454.
18. L. Santos-Juanes, J.L. García Sánchez, J.L. Casas López, I. Oller, S. Malato, J.A. Sánchez Pérez, Dissolved oxygen concentration: a key parameter in monitoring the photo-Fenton process, Appl. Catal. B 104 (2011) 316-323.
19. L. Prieto-Rodríguez, I. Oller, A. Zapata, A. Agüera, S. Malato, Hydrogen peroxide automatic dosing based on dissolved oxygen concentration during solar photo-Fenton, Catal. Today 161 (2011) 247-254.
20. L.M. Dorfman, R.E. Buhler, I.A. Taub, Pulse radiolysis studies. I. transient spectra and reaction-rate constants in irradiated aqueous solutions of benzene, J. Chem. Phys. 36 (1962) 3051.
21. A. Kunai, S. Hata, S. Ito, K. Sasaki, The role of oxygen in the hydroxylation reaction of benzene with Fenton's reagent. Oxygen 18 tracer study, J. Am. Chem. Soc. 108 (1986) 6012-6016.
22. M. Lu, J. Chen, C. Chang, Effect of inorganic ions on the oxidation of dichlorvos insecticide with Fenton's reagent, Chemosphere 35 (1997) 2285-2293.
23. J. Laat, T.Le Giang, B. Legube, A comparative study of the effects of chloride, sulfate and nitrate ions on the rates of decomposition of H2O2 and organic compounds by Fe(II)/H2O2 and Fe(III)/H2O2, Chemosphere 55 (2004) 715- 723.
24. G.V. Buxton, C.L. Greenstock, W.P. Helman, A.B. Ross, Critical review of rate constants for reactions of hydrated electrons, hydrogen atoms and hydroxyl radicals in aqueous solution, J. Phys. Chem. Ref. Data 17 (1988) 513-886.