Browsing Ong Soon An, Assoc. Prof. Dr. by Issue Date
Now showing items 1-20 of 45
-
Simultaneous adsorption and biodegradation processes in sequencing batch reactor (SBR) for treating copper and cadmium-containing wastewater
(Elsevier Limited, 2002)The application of simultaneous adsorption and biodegradation processes in the same reactor is known to be effective in the removal of both biodegradable and non-biodegradable contaminants in various kinds of wastewater. ... -
Effects of adsorbents and copper(II) on activated sludge microorganisms and sequencing batch reactor treatment process
(Elsevier B.V., 2003-10-31)Wastewater treatment systems employing simultaneous adsorption and biodegradation processes have proven to be effective in treating toxic pollutants present in industrial wastewater. The objective of this study is to ... -
Heavy metals and adsorbents effects on activated sludge microorganisms
(Wiley-VCH Verlag, 2004-01)The sorption of Cu(II) and Cd(II) from synthetic solution by powdered activated carbon (PAC), biomass, rice husk (RH) and activated rice husk (ARH) were investigate under batch conditions. After activated by concentrated ... -
Effects of nickel(II) addition on the activity of activated sludge microorganisms and activated sludge process
(Elsevier B.V., 2004-09-10)The effects of Ni(II) in a synthetic wastewater on the activity of activated sludge microorganisms and sequencing batch reactor (SBR) treatment process were investigated. Two parallel lab-scale SBR systems were operated. ... -
Effects of Cu(II) and Cd(II) on the performance of sequencing batch reactor treatment system
(Elsevier B.V., 2005-01)The effects of Cu(II) and Cd(II)-containing wastewater on activated sludge microorganisms were investigated. The addition of Cu(II) and Cd(II) affected significantly the activities of activated sludge microorganisms in the ... -
Treatment of azo dye Orange II in a sequential anaerobic and aerobic-sequencing batch ractor system
(Springer Verlag, 2005-04)We studied the biodegradation of Orange II in a sequential anaerobic and aerobic-sequencing batch reactor system. Granular activated carbon was used either packed into a column or added directly into the anaerobic reactor ... -
Decolorization of azo dye (Orange II) in a sequential UASB-SBR system
(Elsevier B.V., 2005-04)The combination of up-flow anaerobic sludge blanket (UASB) and sequencing batch reactor was chosen as an anaerobic and aerobic system, respectively, in the treatment of Orange II-containing wastewater. The Orange II and ... -
The behavior of Ni(II), Cr(III), and Zn(II) in biological wastewater treatment process
(John Wiley and Sons Ltd, 2005-06)The purpose of this research was to investigate the effects of Ni(II), Cr(III), and Zn(II) on the treatment performance of sequencing batch reactor (SBR) system. The kinetics of adsorption study showed that the pseudo ... -
Treatment of azo dye Orange II in aerobic and anaerobic-SBR systems
(Elsevier, 2005-07)The performance of aerobic- and anaerobic-SBR in treating Orange II-containing wastewater was investigated. The result from a specific oxygen uptake rate (SOUR) study showed that the Orange II compound did not exert ... -
Biodegradation of redox dye Methylene Blue by up-flow anaerobic sludge blanket reactor
(Elsevier B.V., 2005-09-30)The objective of this study is to evaluate the decolorization of Methylene Blue (MB) by an up-flow anaerobic sludge blanket (UASB) reactor. The UASB reactor was operated under batch condition with total treatment volume ... -
Kinetics of adsorption of Cu(II) and Cd(II) from aqueous solution on rice husk and modified rice husk
(University of Vigo, 2007-02)The present study is aimed to investigate the adsorption behavior of Cu(II) and Cd(II) ions onto rice husk and modified rice husk. The adsorption of the heavy metal ions over both the adsorbents was found to follow Langmuir ... -
Treatment of methylene blue-containing wastewater using microorganisms supported on granular activated carbon under packed column operation
(Springer-Verlag, 2007-05)We studied the feasibility of using biological granular activated carbon-packed column in treating methylene blue-containing wastewater. The granular activated carbon with immobilized microbes was packed into a column and ... -
Granular activated carbon-biofilm configured sequencing batch reactor treatment of C.I. Acid Orange 7
(Elsevier Ltd, 2008)The aim of this study is to investigate the mineralization of C.I. Acid Orange 7 (AO7) by biological process in oxygen limited condition under GAC-biofilm configured sequencing batch reactor (SBCR) operation. The granular ... -
Combination of adsorption and biodegradation processes for textile effluent treatment using a granular activated carbon-bioflm confgured packed column system
(The Research Centre for Eco-Environmental Sciences, Chinese Academy of Sciences, 2008)The objective of this study was to investigate the feasibility of using a granular activated carbon-biofilm configured packed column system in the decolorization of azo dye Acid Orange 7-containing wastewater. The Acid ... -
Phytoremediation of industrial effluent containing azo dye by model up-flow constructed wetland
(Elsevier B.V., 2009-02)This study assessed the treatment of azo dye Acid Orange 7 (AO7) containing wastewater by laboratory-scale up-flow constructed wetland (UFCW) with and without supplementary aeration. The supplementary aeration could ... -
Simultaneous removal of color, organic compounds and nutrients in azo dye-containing wastewater using up-flow constructed wetland
(Elsevier B.V., 2009-06-15)Combination of aerobic and anaerobic processes in constructed wetlands can enhance the treatment performance in textile wastewater. This study assessed the treatment of azo dye Acid Orange 7 (AO7) and nutrients using five ... -
Adsorption and toxicity of heavy metals on activated sludge
(Science Society of Thailand, 2010-09)The adsorption of Cu, Cd, Ni, Zn, and Cr from synthetic solutions on powdered activated carbon (PAC), activated sludge, and dried sludge were investigated under laboratory conditions to assess its ability to remove heavy ... -
Performance evaluation of laboratory scale up-flow constructed wetlands with different designs and emergent plants.
(Elsevier Ltd, 2010-10)The objective of present study was to assess the simultaneous removal of organic pollutants and nutrients by five laboratory scale up-flow constructed wetlands (UFCWs). Aerobic and anaerobic regions were well developed at ... -
Treatment of azo dye Acid Orange 7 containing wastewater using up-flow constructed wetland with and without supplementary aeration
(Elsevier Ltd., 2010-12)The aim of this study is to examine and compare the treatment performance of Acid Orange 7 (AO7) containing wastewater by up-flow constructed wetland (UFCW) at different AO7 concentrations, hydraulic retention times (HRT) ... -
Solar photocatalytic degradation of azo dye Reactive Black 5 in aqueous suspension of TiO2
(IWA Publishing, 2011)Photocatalytic degradation of pollutants under solar light irradiation is an economically viable process and a very promising clean wastewater treatment technology. The aim of this study is to evaluate photocatalytic ...