Research Topics
| R ChamySummaryCountry: Chile Publications
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Detail Information
Publications
Anaerobic monodigestion of poultry manure: determination of operational parameters for CSTRR Chamy
School of Biochemical Engineering, Pontificia Universidad Catolica de Valparaiso, General Cruz 34, Valparaiso, Chile
Water Sci Technol 65:53-9. 2012..Additionally, with this parameter a VS removal of 80% with a methane productivity of 0.50 m(3)(CH4)/m(3)(R)d is achieved...
Selected experiences in Chile for the application of UASB technology for vinasse treatmentR Chamy
School of Biochemical Engineering, Pontificia Universidad Catolica de Valparaiso, General Cruz 34, Valparaiso, Chile
Water Sci Technol 56:39-48. 2007..From these results, it was possible to propose and to apply recovery techniques to the digesters when they are destabilized...- Factors in the determination of methanogenic potential of manureRolando Chamy
School of Biochemical Engineering, Pontificia Universidad Católica de Valparaíso General Cruz 34, Valparaiso, Chile
Bioresour Technol 102:7673-7. 2011..The methanogenic potential of this type of waste is not determined by the amount of sludge and it does not need an external inoculum (external to the waste contents)... - Influence of heavy metal supplementation on specific methanogenic activity and microbial communities detected in batch anaerobic digestersZ Milan
Pontificia Universidad Catolica de Valparaiso, Chile
J Environ Sci Health A Tox Hazard Subst Environ Eng 45:1307-14. 2010..In digesters with modified zeolites and metal supplementations the values of SMA were higher than those obtained in the control and natural zeolite digesters... - The impact of ammonia nitrogen concentration and zeolite addition on the specific methanogenic activity of granular and flocculent anaerobic sludgesZ Milan
Laboratorio de Biotecnologia Ambiental, Pontificia Universidad Catolica de Valparaiso, Valaparaiso, Chile
J Environ Sci Health A Tox Hazard Subst Environ Eng 45:883-9. 2010..Finally, a study of the microbial population involved in this study for P.S. by using 16S rRNA based molecular techniques revealed a presence of microorganisms following the order: Methanococcaceae > Methanosarcina > Methanosaeta... - Nitrification-denitrification via nitrite accumulation for nitrogen removal from wastewatersG Ruiz
School of Biochemical Engineering, Universidad Catolica de Valparaiso, General Cruz 34, 234 0950 Valparaiso, Chile
Bioresour Technol 97:330-5. 2006..The process was stable and a steady state was maintained for 20 days, and 93.5% of overall nitrogen removal was achieved in the nitrification-denitrification via the nitrite process... - Development and validation of a simplified model for the anaerobic degradation of phenolA Donoso-Bravo
School of Biochemical Engineering, Faculty of Engineering, Pontificia Universidad Catolica de Valparaiso, General Cruz 34, Valparaiso, Chile
Water Sci Technol 60:37-45. 2009..Therefore, the theoretical basis of the model is, in general terms, valid, and its utilization to predict the reactors performance or in control purposes is feasible... - Performance evaluation of a two-phase anaerobic digestion process of synthetic domestic wastewater at ambient temperatureL Guerrero
Department of Chemical, Biotechnological and Environmental Processes, Federico Santa Maria Technical University, Valparaiso, Chile
J Environ Sci Health A Tox Hazard Subst Environ Eng 44:673-81. 2009..Additionally, the kinetics involved in the hydrolytic stage was determined using the Contois kinetic model, which adequately predicted the experimental results... - Performance of an in-situ rotating biological contactor in a recirculating aquaculture systemP Marin
Escuela de Ingeniería Bioquímica, Pontificia Universidad Catolica de Valparaiso, Valparaiso, Chile
Water Sci Technol 64:2217-22. 2011..Up to 70% of ammonia generated was removed and a removal rate of 1.41 g NH(4)(+)-N m(-2) d(-1) was reached... - Influence of temperature on the hydrolysis, acidogenesis and methanogenesis in mesophilic anaerobic digestion: parameter identification and modeling applicationA Donoso-Bravo
School of Biochemical Engineering, Pontificia Universidad Catolica de Valparaiso, General Cruz 34, Valparaiso, Chile
Water Sci Technol 60:9-17. 2009..However, when more complex substrates are used (e.g. sewage sludge), the hydrolysis might become more quickly into the limiting step... - Analysis of the methodology to determine anaerobic toxicity: evaluation of main compounds present in wastewater treatment plants (WWTPs)J Urra
Department of Biochemical Engineering, Pontificia Universidad Catolica de Valparaiso, General Cruz 34, Valparaiso, Chile
Water Sci Technol 57:857-62. 2008.... - Nitrification with high nitrite accumulation for the treatment of wastewater with high ammonia concentrationG Ruiz
Biochemical Engineering School, , General Cruz 34, , Chile
Water Res 37:1371-7. 2003..7mg/L. This represents a reduction close to 20% in the oxygen necessary, and therefore a considerable saving in aeration... - The influence of pH in the hydrolytic stage of anaerobic digestion of the organic fraction of urban solid wasteS Dinamarca
The Technical University Federico Santa Maria, , Valparaiso, Chile
Water Sci Technol 48:249-54. 2003.... - Dynamics of extracellular polymeric substances in UASB and EGSB reactors treating medium and low concentrated wastewatersA Puñal
Escuela de Ingeniería Bioquímica, Universidad Catolica de Valparaiso, Avda Brasil 2950, Casilla 4059, Valparaiso, Chile
Water Sci Technol 48:41-9. 2003..These observations point to composition and distribution of EPS rather than their total concentration as key parameters for granule stability and settleability... - Anaerobically treated wastewater in agricultural irrigation as an alternative for posttreatment in water-demanding zonesD Jeison
Department of Chemical Engineering, Universidad de La Frontera, Casilla 54D, Temuco, Chile
Appl Biochem Biotechnol 109:197-206. 2003.... - Effect of inoculum-substrate ratio on the start-up of solid waste anaerobic digestersB Fernandez
Chemical Engineering Department, Santiago de Compostela University, Avda das Ciencias s n, 15706, Santiago de Compostela, Spain
Water Sci Technol 44:103-8. 2001..All this information is important during the conventional anaerobic reactors operation because these tests would show which ISRs avoid inhibition... - Effect of addition of an exogenous exopolymeric substance in UASB and EGSB reactorsE Vivanco
, , Casilla, Chile
Water Sci Technol 54:25-31. 2006.... - Winery solid residue revalorization into oil and antioxidant with nutraceutical properties by an enzyme assisted processP Tobar
, , , Av Brasil 2157, , Chile
Water Sci Technol 51:47-52. 2005..The defatted meal by enzimatic assisted process improves its phenolic compounds between 2 and 4 times, depending on the conditions of phenolics extraction in comparison to the control samples...