Struvite precipitation by the dissolved CO2 degasification technique: Impact of the airflow rate and pH

Chemosphere

Volumn 74, Issue 2, 2009, Pages 338-343

  Saidou, H ^a   Korchef, A ^a   Ben Moussa, S ^a   Ben Amor, M ^a  

^a University of Carthage   (Tunisia)

Author keywords

Airflow; CO2 degasification; pH; Precipitation; Struvite; Wastewater

Indexed keywords

ATMOSPHERIC ELECTRICITY; DEGASSING; PHOSPHORUS; WASTEWATER;

AIR FLOWRATES; AIRFLOW; ATMOSPHERIC AIRS; CO2 DEGASIFICATION; INITIAL PH; INITIAL SOLUTIONS; PHOSPHORUS REMOVALS; PRECIPITATION; STRUVITE; STRUVITE PRECIPITATIONS; TRADITIONAL TECHNIQUES;

DISSOLUTION;

CARBON DIOXIDE; PHOSPHORUS; STRUVITE;

AERATION; AIRFLOW; CARBON DIOXIDE; COMPARATIVE STUDY; PH; PHOSPHORUS; POLLUTANT REMOVAL; PRECIPITATION (CHEMISTRY); STRUVITE; WASTEWATER;

AERATION; AIRFLOW; ARTICLE; GAS FLOW; OUTCOME ASSESSMENT; PH MEASUREMENT; PRECIPITATION; X RAY DIFFRACTION;

AIR MOVEMENTS; CARBON DIOXIDE; HYDROGEN-ION CONCENTRATION; MAGNESIUM COMPOUNDS; PHOSPHATES; PRECIPITATION; WASTE DISPOSAL, FLUID;

EID: 56549090639     PISSN: 00456535     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.chemosphere.2008.09.081     Document Type: Article

References (28)

1. Ali M.I. Struvite crystallisation in fed-batch pilot scale and description of solution chemistry of struvite. Chem. Eng. Res. Des. 85 (2007) 344-356
2. Ali M.I., and Schneider P.A. A fed-batch design approach of struvite system in controlled supersaturation. Chem. Eng. Sci. 61 (2006) 3951-3961
3. Arakane M., Imai T., Murakami S., Takeuchi M., Ukita M., Sekine M., and Higuchi T. Resource recovery from excess sludge by subritical water combined with magnesium ammonium phosphate process. Water Sci. Technol. 54 9 (2006) 81-86
4. Battistoni P., De Angelis A., Prisciandaro M., Boccadoro R., and Bolzonella D. P removal from anaerobic supernatants by struvite crystallization: long term validation and process modelling. Water Res. 36 (2002) 1927-1938
5. Ben Moussa S., Maurin G., Gabrielli C., and Ben Amor M. Electrochemical precipitation of struvite. Electrochem. Solid State 9 (2006) 97-101
6. Bhuiyan M.I.H., Mavinic D.S., and Beckie R.D. Nucleation and growth kinetics of struvite in a fluidized bed reactor. J. Cryst. Growth 310 (2008) 1187-1194
7. Borgerding J. Phosphate deposits in digestion systems. J. Water Pollut. Con. F. 44 (1972) 813-819
8. Bouropoulos N.C., and Koutsoukos P.G. Spontaneous precipitation of struvite from aqueous solutions. J. Cryst. Growth 213 (2000) 381-388
9. Buchanan J.R., Mote C.R., and Robinson R.B. Thermodynamics of struvite formation. Trans. ASAE 37 (1992) 617-621
10. Davies C.W. Ion Association (1962), Butterworths, London
11. Doyle J.D., Oldring K., Churchley J., and Parsons S.A. Struvite formation and the fouling propensity of different materials. Water Res. 36 (2002) 3971-3978
12. Doyle J.D., and Parsons S.A. Struvite formation, control and recovery. Water Res. 6 (2002) 3925-3940
13. Doyle J.D., and Parsons S.A. Struvite scale formation and control. Water Sci. Technol. 49 2 (2004) 177-182
14. Doyle J.D., Philp R., Churchley J., and Parsons S.A. Analysis of struvite precipitation in real and synthetic liquors. Process Saf. Environ. 78 (2000) 480-488
15. Kofina A.N., and Koutsoukos P.G. Spontaneous precipitation of struvite from synthetic wastewater solutions. Cryst. Growth Des. 5 (2005) 489-496
16. Le Corre K.S., Valsami-Jones E., Hobbs P., and Parsons S.A. Impact of calcium on struvite crystal size, shape and purity. J. Cryst. Growth 283 (2005) 514-522
17. Li X.Z., and Zhao Q.L. Recovery of ammonium-nitrogen from landfill leachate as a multi-nutrient fertilizer. Ecol. Eng. 20 (2003) 171-181
18. Mijangos F., Kamel M., Lesmes G., and Muraviev D.N. Synthesis of struvite by ion exchange isothermal supersaturation technique. React. Funct. Polym. 60 (2004) 151-161
19. Neethling J.B., and Benisch M. Struvite control through process and facility design as well as operation strategy. Water Sci. Technol. 49 2 (2004) 191-199
20. Nelson N.O., Mikkelsen R.L., and Hesterberg D.L. Struvite precipitation in anaerobic swine lagoon liquid: effect of pH and Mg:P ratio and determination of rate constant. Bioresour. Technol. 89 (2003) 229-236
21. Ohlinger K.N., Young T.M., and Schroeder E.D. Predicting struvite formation in digestion. Water Res. 32 (1998) 3607-3614
22. Quintana M., Colmenarejo M.F., Barrera J., Sanchez E., Garcia G., Travieso L., and Borja R. Removal of phosphorus through struvite precipitation using a by-product of magnesium oxide production (BMP): effect of the mode of BMP preparation. Chem. Eng. J. 136 (2008) 204-209
23. Roques H. Chemical Water Treatment: Principles and Practice (1996), VCH, New York
24. Ryu H.D., Kim D., and Lee S.I. Application of struvite precipitation in treating ammonium nitrogen from semiconductor wastewater. J. Hazard. Mater. 156 (2008) 163-169
25. Stratful I., Scrimshaw M.D., and Lester J.N. Conditions influencing the precipitation of magnesium ammonium phosphate. Water Res. 35 (2001) 4191-4199
26. Stratful I., Scrimshaw M.D., and Lester J.N. Removal of struvite to prevent problems associated with its accumulation in wastewater treatment works. Water Environ. Res. 76 (2004) 437-443
27. Strickland J. Perspectives for phosphorus recovery offered by enhanced biological P removal. Environ. Technol. 20 (1999) 721-725
28. Wilsenach J.A., Schuurbiers C.A.H., and van Loosdrecht M.C.M. Phosphate and potassium recovery from source separated urine through struvite precipitation. Water Res. 41 (2007) 458-466