modeling and optimization of new flocculant dosage and ph

Modeling and Optimization of New Flocculant Dosage and pH …

Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater Ammar Salman Dawood 1,2 and Yilian Li 1,* 1 Environmental Engineering Department, School of Environmental Studies, China University of Geosciences, Wuhan 430074, China; E-Mail: [email protected],Modeling and Optimization of New Flocculant Dosage and pH … ,Response surface methodology (RSM), involving central composite design (CCD) matrix with two of the most important operating variables in the flocculation process; hybrid copolymer dosage and pH were utilized for the study and for the optimization of the wastewater treatment process.,Modeling and Optimization of New Flocculant Dosage and pH … ,matrix with two of the m ost important opera ting variables in the flocculation process; hybrid copolymer dosage and pH were utilized for the study and for the optimization of the wastewater…

Modeling and Optimization of New Flocculant Dosage and pH …

Water (2013-03-01) . Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater,Modeling and Optimization of New Flocculant Dosage and pH … ,Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater Author: Dawood, Ammar Salman, Li, Yilian Source: Water 2013 v.5 no.2 pp. 342-355 ISSN: 2073-4441 Subject:,Modeling and Optimization of New Flocculant Dosage and pH … ,BibTeX @MISC{Dawood13modelingand, author = {Ammar Salman Dawood and Yilian Li}, title = {Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater}, year = {2013}}

Modeling and Optimization of New Flocculant Dosage and pH …

Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater Select any item from the right-pane Content Source: MDPI,Modeling and Optimization of New Flocculant Dosage and pH … ,Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater . In this paper, a new ferric chloride-(polyvinylpyrrolidone-grafted-polyacrylamide) hybrid copolymer was successfully synthesized by free radical polymerization in solution using ceric ammonium nitrate as redox initiator.,modeling and optimization of new flocculant dosage … ,Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater. Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater Ammar Salman Dawood 1,2 and Yilian Li 1,* 1 Environmental Engineering Department, School of Environmental Studies, China University

Modeling and Optimization of New Flocculant Dosage and pH …

Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater Select any item from the right-pane Content Source: MDPI,Modeling and Optimization of New Flocculant Dosage and pH … ,Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater . In this paper, a new ferric chloride-(polyvinylpyrrolidone-grafted-polyacrylamide) hybrid copolymer was successfully synthesized by free radical polymerization in solution using ceric ammonium nitrate as redox initiator.,modeling and optimization of new flocculant dosage and ph ,Modeling and Optimization of New Flocculant Dosage and pH. The optimal conditions obtained from the compromise of the two desirable responses, turbidity and SVI, were coagulant dosage of 759mgl−1, flocculant dosage of 22.3mgl−1 and pH 5.4, respectively.

water free full-text modeling and optimization of new …

Modeling and Optimization of New Flocculant Dosage and pH. In this paper, a new ferric chloride-(polyvinylpyrrolidone-grafted-polyacrylamide) hybrid copolymer was successfully synthesized by free radical polymerization in solution using ceric ammonium nitrate as redox initiator.,Modeling and Optimization of New Flocculant Dosage and pH … ,Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater . By Ammar Dawood and Yilian Li.,Modeling and optimization of the flocculation processes … ,The optimal dosage around 130–140 mg/L at pH of 10–11 is almost the maximal flocculant dosage used. According Fig.

flocculant potimizations | Industrial water treatment …

Modeling and Optimization of New Flocculant Dosage and pH. power increased the ratio of effective component and positive charge of the flocculants [7].,(PDF) STATISTICAL MODELING AND PROCESS OPTIMIZATION OF … ,varying pH from 5 to 7 and coagulant dosage from 100 to 300 mg L –1 at constant flocculant dosage (10 mg L –1 ), time (1 min for rapid mixing followed by 30 min for slow mixing), temperature …,Effect of coagulant/flocculant dosage and pH to water … ,The optimization and the effect of pH, coagulant and flocculant dosage against decolorization, TSS reduction, final pH and sludge volume were investigated using Response Surface Methodology (RSM). Six combination were used, however, no combination gave good result to all four responses.

water free full-text modeling and optimization of new …

Modeling and Optimization of New Flocculant Dosage and pH. In this paper, a new ferric chloride-(polyvinylpyrrolidone-grafted-polyacrylamide) hybrid copolymer was successfully synthesized by free radical polymerization in solution using ceric ammonium nitrate as redox initiator.,Modeling and optimization of the flocculation processes … ,In this study, an amphoteric grafting chitosan-based flocculant (carboxymethyl chitosan-graft-poly(2-methacryloyloxyethyl) trimethyl ammonium chloride, denoted as CMC-g-PDMC) was applied to removal of the anionic and cationic dyes, acid Green 25 (AG25) and Basic Bright Yellow (7GL), from water. Floc …,Modeling and optimization of the flocculation processes … ,The second-order and cubic regression models were constructed to link the output response (the dye removal factor) with the aforementioned input variables, respectively and well described the process of AG25 removal, whereas the cubic one is more suitable for that of 7GL. In this study, an amphoteric grafting chitosan-based flocculant (carboxymethyl chitosan-graft-poly(2-methacryloyloxyethyl …

Modeling and optimization of the flocculation processes …

Modeling and optimization of the flocculation processes for removal of cationic and anionic dyes from water by an amphoteric grafting chitosan-based flocculant using response surface methodology. …,Optimization of coagulation–flocculation process in the … ,Once the appropriate nature and dosage of coagulant (Al 2 (SO 4) 3 of about 100 mg/L), dosage of flocculant (CHT-flocculant CV of about 50 mg/L) and initial pH (pH = 7) were identified, optimization using RSM via Box–Behnken design was applied in order to enhance the treatment efficiency. The effects of three influencing factors (coagulant …,flocculant potimizations | Industrial water treatment … ,Modeling and Optimization of New Flocculant Dosage and pH. power increased the ratio of effective component and positive charge of the flocculants [7].

flocculant dosing system for wastewater treatment process …

Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater. Water 2013, 5 343 1.,مؤلفات التدريسي – عمار سلمان داود – Ammar Salman Dawood … ,Wastewater Flocculation Using a New Hybrid Copolymer Modeling and Optimization by Response Surface Methodology: Journal: Polish Journal of Environmental Studies: 2014: Modeling and Optimization of New Flocculant Dosage and pH for Flocculation Removal of Pollutants from Wastewater: Journal: Water: 2013,On the importance of pH value in coagulation | Journal of … ,Figure 1 summarizes the recommended procedure of dosage and pH optimization. Testing a range of coagulant doses and pH values results in a matrix/graph of optimal coagulant and pH ranges.

Modeling and optimization of the flocculation processes …

Modeling and optimization of the flocculation processes for removal of cationic and anionic dyes from water by an amphoteric grafting chitosan-based flocculant using response surface methodology. …,Statistical modeling and process optimization of … ,In this study coagulationâ flocculation method was evaluated to treat municipal wastewater using aluminum sulphate and calcium hydroxide as coagulants, and polyacrylamide as flocculant by varying pH from 5 to 7 and coagulant dosage from 100 to 300 mg Lâ 1 at constant flocculant dosage (10 mg Lâ 1), time (1 min for rapid mixing followed by 30 min for slow mixing), temperature (30°C ± …,The Lime and Flocculant Dose Optimization in the … ,The Lime and Flocculant Dose Optimization in the Clarification Process of a Sugar Factory … pH=7.9) and 1 ppm of Separan flocculant which previouly was being used.

Analysis and optimization of coagulation and flocculation …

Optimization of coagulant dosage. The study was initialized by testing the efficiency of the coagulants in removal of turbidity.,(PDF) Optimization of Coagulation−Flocculation Process for … ,The between coagulant dosage and the flocculant dosage, coagu- corresponding removal efficiency of turbidity, removal effi- lant dosage and pH, as well as flocculant dosage and pH. ciency of lignin and water recovery efficiency were 95.7%, The turbidity removal efficiency was high when the coag- 83.4% and 72.7%, respectively.,Wastewater Flocculation Using a New Hybrid Copolymer … ,A new hybrid inorganic-organic copolymer, aluminum chloride-poly(acrylamide-co-acrylic acid), was prepared using the free radical polymerization method and employed in this study. The hybrid copolymer was characterized by Fourier transform infrared spectroscopy (FTIR), scanning electron…

ccd flocculant addition points and dosage thickening …

Modeling and Optimization of New Flocculant Dosage and pH for Flocculation: Removal of Pollutants from Wastewater Ammar Salman Dawood 1,2 and Yilian Li 1,* 1 Environmental Engineering Department, School of Environmental Studies, China University of Geosciences, Wuhan 430074, China; E-Mail: [email protected],Study of Synthesis and Flocculation Properties of New … ,A new modified hydrophobic organic polymer P(AM-DM-DMC12) is synthesized by free radical polymerization of three monomers in aqueous solution using a REDOX initiator system. Its structure is characterized by FT-IR and 1 H-NMR, the effect of reaction conditions on the product is studied, and the flocculation performance and mechanism are discussed with the aim of wastewater turbidity and COD …,Coagulation and Flocculation in Water and Wastewater … ,Material for this article was largely taken from reference 1. Coagulation and flocculation are essential processes in various disciplines.