• optimization of polyaluminum chloride-chitosan

    Optimization of Polyaluminum Chloride-Chitosan

    Optimization of Polyaluminum Chloride-Chitosan Flocculant for Treating Pig Biogas Slurry Using the Box–Behnken Response Surface Method . by Yu Li 1, Leigang Li 1, Reham Yasser Farouk 1,2 and Yuanyuan Wang 1,* 1. Key Laboratory of Agricultural Equipment in Mid-Lower Yangtze River, Ministry of Agriculture and Rural Affairs, Huazhong Agricultural University, Wuhan 430070, China. 2. Department

  • optimization of polyaluminum chloride-chitosan

    Optimization of Polyaluminum Chloride-Chitosan

    Polyaluminum chloride (PAC) is a cheaper water-soluble inorganic polymer flocculant (IPF) with properties such as adsorption, coagulation, and precipitation [14,15], so it is widely applied to water treatment (Yang et al., 2014; Ali and Kim 2016). But PAC also has

  • optimization of polyaluminum chloride-chitosan flocculant

    Optimization of Polyaluminum Chloride-Chitosan Flocculant

    Optimization of Polyaluminum Chloride-Chitosan Flocculant for Treating Pig Biogas Slurry Using the Box–Behnken Response Surface Method Yu Li 1, Leigang Li 1, Reham Yasser Farouk 1,2 and Yuanyuan Wang 1,* 1 Key Laboratory of Agricultural Equipment in Mid-Lower Yangtze River, Ministry of

  • optimization of polyaluminum chloride-chitosan

    Optimization of Polyaluminum Chloride-Chitosan

    Optimization of Polyaluminum Chloride-Chitosan Flocculant for Treating Pig Biogas Slurry Using the Box–Behnken Response Surface Method

  • application of a chitosan flocculant to water treatment

    Application of a chitosan flocculant to water treatment

    Optimization of Polyaluminum Chloride-Chitosan Flocculant for Treating Pig Biogas Slurry Using the Box–Behnken Response Surface Method Article Full-text available

  • optimization of spirogyra flocculation using

    Optimization of Spirogyra Flocculation Using

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  • application of a chitosan flocculant to water treatment

    Application of a chitosan flocculant to water treatment

    Optimization of Polyaluminum Chloride-Chitosan Flocculant for Treating Pig Biogas Slurry Using the Box–Behnken Response Surface Method Article Full-text available

  • the effects of dissolved and bound extracellular organic

    The effects of dissolved and bound extracellular organic

    The chitosan is a good flocculant for tap water treatment because of its properties such as faster deposition rate and higher removal efficiency for COD (organic matter), SS (suspended solids

  • optimization of spirogyra flocculation using

    Optimization of Spirogyra Flocculation Using

    We use cookies to make interactions with our website easy and meaningful, to better understand the use of our services, and to tailor advertising.

  • optimization of flocculation conditions for kaolin

    Optimization of flocculation conditions for kaolin

    Optimization of flocculation conditions for kaolin suspension using the composite flocculant of MBFGA1 and PAC by response surface methodology Author links open overlay panel Zhao-Hui Yang Jing Huang Guang-Ming Zeng Min Ruan Chang-Sheng Zhou Lu Li Zong-Gen Rong

  • optimization of chemical flocculation of scenedesmus

    Optimization of chemical flocculation of Scenedesmus

    Cost-efficient harvesting of microalgae is a major challenge for large-scale biomass production. The present study aimed to optimize and model the flocculation process for efficient harvest of the biodiesel promising green microalga Scenedesmus obliquus grown in municipal wastewater. In addition, the influence of applied flocculation on biodiesel recovery was measured.

  • preparation and characterisation of new-polyaluminum

    Preparation and characterisation of new-polyaluminum

    Preparation and characterisation of new-polyaluminum chloride-chitosan composite coagulant Article in Water Research 46(15):4614-20 · June 2012 with 501 Reads How we measure 'reads'

  • how to select a chemical coagulant and flocculant.

    How to Select a Chemical Coagulant and Flocculant.

    and Flocculant. Anthony S. Greville. Easy Treat Environmental. Abstract In many water treatment processes the selection of the chemical regime is of critical importance. The mechanical equipment will remove water contaminants to a reasonable level, but to meet the increasingly stringent Federal and Provincial licensing requirements

  • investigation of colloidal biogenic sulfur flocculation

    Investigation of colloidal biogenic sulfur flocculation

    The colloidal properties of biogenic elemental sulfur (S 0) cause solid–liquid separation problems, such as poor settling and membrane fouling.In this study, the separation of S 0 from bulk liquids was performed using flocculation. Polyaluminum chloride (PAC), polyacrylamide (PAM) and microbial flocculant (MBF) were compared to investigate their abilities to flocculate S 0 produced during

  • flocculation properties of several microalgae and a

    Flocculation properties of several microalgae and a

    Flocculation holds great potential as a low-cost harvesting method for microalgae biomass production. Three flocculation methods (ferric chloride, chitosan, and alkaline flocculation) were compared in this study for the harvesting of 9 different freshwater and marine

  • the effects of dissolved and bound extracellular organic

    The effects of dissolved and bound extracellular organic

    References. G.M. Hallegraeff, A review of harmful algal blooms and their apparent global increase, Phycologia., 32 (1993) 79–99. M. Mascia, A. Vacca, S. Palmas, Electrochemical treatment as a pre-oxidative step for algae removal using Chlorella vulgaris as a model organism and BDD anodes, Chem. Eng. J., 219 (2013) 512–519.; D. Vandamme, I. Foubert, K. Muylaert, Flocculation as a lowcost

  • preparation and characterisation of new-polyaluminum

    Preparation and characterisation of new-polyaluminum

    2012-10-01· In this study, the formulation of a novel polyaluminum chloride-chitosan composite coagulant that improves the coagulation process for natural organic matter (NOM) removal was investigated. The performance of the composite coagulant was tested using two water sources (synthetic and natural water) to develop a better understanding on the

  • optimization of coagulation−flocculation process

    Optimization of Coagulation−Flocculation Process

    The coagulation−flocculation process incorporated with membrane separation technology will become a new approach for palm oil mill effluent (POME) treatment as well as water reclamation and reuse. In our current research, a membrane pilot plant has been used for POME treatment where the coagulation−flocculation process plays an important role as a pretreatment process for the mitigation

  • characteristics of flocs formed by polyaluminum chloride

    Characteristics of flocs formed by polyaluminum chloride

    AbstractThe formation and the size distribution of the flocs were studied using a floc imaging system, and the relationship between breakage/regrowth of flocs from coagulation and flocculation with polyaluminum chloride and flocculation by floc recycling was investigated, from which it was found that both the processes exhibited similar performance in adsorption/charge neutralization zones

  • coagulation and flocculation in water and wastewater

    Coagulation and Flocculation in Water and Wastewater

    Of the aluminum coagulants, the efficiencies of arsenic(V) removals are generally in the order polyaluminum chloride > polyaluminum sulfate > aluminum chloride > aluminum sulfate. Best results are obtained obtained at a pH of 5.5. Arsenic removals have ranged from approximately 59 to 99-percent at dosages of 0.8 to 1.9 mg/l as Al, with

  • mdpi article reprints order

    MDPI Article Reprints Order

    Article: Optimization of Polyaluminum Chloride-Chitosan Flocculant for Treating Pig Biogas Slurry Using the Box–Behnken Response Surface Method Authors: by Yu Li,Leigang Li,Reham Yasser Farouk and Yuanyuan Wang

  • optimization of freshwater microalgal biomass harvest

    Optimization of freshwater microalgal biomass harvest

    2015-07-10· Polymeric flocculants are commercially available with cationic, anionic and nonionic charges in different charge densities, whereas cationic flocculants are considered to be the most effective for algal harvest (Granados et al. 2012; Tenney et al. 1969). The effect of different flocculants on several algae species has also been described.

  • policloruro de aluminio: estructura, propiedades

    Policloruro de aluminio: estructura, propiedades

    Optimization of Polyaluminum Chloride-Chitosan Flocculant for Treating Pig Biogas Slurry Using the Box-Behnken Response Surface Method. Int. J. Environ. Res.

  • revealing the characteristics of a novel bioflocculant

    Revealing the characteristics of a novel bioflocculant

    In the present work, a novel bioflocculant, EPS-1, was prepared and used to flocculate the kaolin suspension and Microcystis aeruginosa. We focused on the characteristics and flocculation

  • flocculation morphology for hydroxyl

    FLOCCULATION MORPHOLOGY FOR HYDROXYL

    The transformation of species for hydroxyl polymer is a key problem of inorganic polymer flocculants. Their morphology should consist of the processes in research and development, production and application. There are two main aspects of the speciation for aluminum polymer: hexagonal rings model and tridecameric Al model. The multi functonal parameter hydrolysity is more useful than basicity.

  • a novel polyamidine-grafted carboxymethylcellulose

    A novel polyamidine-grafted carboxymethylcellulose

    AbstractThis study facilitates the synthesis process of a novel graft copolymer (flocculant) using carboxymethyl cellulose, acrylonitrile and N-vinyl formamide as raw materials. The carboxymethyl cellulose graft polyamidine (CMC-g-PAMD) can be used as new flocculant to replace the traditional polyacrylamide flocculant, which manifested its excellent flocculation and degradation efficiency.

  • policloruro de aluminio: estructura, propiedades

    Policloruro de aluminio: estructura, propiedades

    Optimization of Polyaluminum Chloride-Chitosan Flocculant for Treating Pig Biogas Slurry Using the Box-Behnken Response Surface Method. Int. J. Environ. Res.

  • flocculation optimization of microalga nannochloropsis

    Flocculation Optimization of Microalga Nannochloropsis

    2013-01-30· The objective of this work was to understand and optimize the flocculation of a marine alga Nannochloropsis oculata with two cationic salts, aluminum sulfate (AS), and ferric chloride (FC). Based on single-factor and response-surface-methodology experiments, second-order polynomial models were developed to examine the effect of initial algal biomass concentration (IABC), pH, and flocculant

  • preparation and characterisation of new-polyaluminum

    Preparation and characterisation of new-polyaluminum

    2012-10-01· Read "Preparation and characterisation of new-polyaluminum chloride-chitosan composite coagulant, Water Research" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

  • the effect of selected coagulants on chloride-to-sulfate

    The Effect of Selected Coagulants on Chloride-to-Sulfate

    In comparison with the conventional coagulants aluminum sulfate and polyaluminum chloride, CAS did not offer any apparent advantage with respect to turbidity and organics removal. Testing of CAS and AAS as flocculant aids was also conducted. Results from a full factorial experiment focused on CAS testing on Lake Ontario water showed that

  • coagulation/flocculation potential of polyaluminium

    Coagulation/Flocculation Potential of Polyaluminium

    2016-06-30· This study investigated the influence of the physico-chemical properties of methyl red (MR) and crystal violet (CV) on their removal by bentonite clay and polyaluminium chloride (PACl). Different dosages of bentonite clay, PACl and a combination of PACl and bentonite clay were applied. Dye concentration, dosage, pH and slow mixing timing were varied to find optimum removal conditions.

  • optimization of coagulation−flocculation process

    Optimization of Coagulation−Flocculation Process

    The coagulation−flocculation process incorporated with membrane separation technology will become a new approach for palm oil mill effluent (POME) treatment as well as water reclamation and reuse. In our current research, a membrane pilot plant has been used for POME treatment where the coagulation−flocculation process plays an important role as a pretreatment process for the mitigation

  • polyaluminum chloride (pac) at prevent and stabilize sand

    polyaluminum chloride (pac) at prevent and stabilize sand

    From a chemical point of view, polyaluminum chloride (PAC) is similar to alum, except that the former contains highly charged polymeric. Get Price; Poly aluminium chloride (PAC), PAC, polyaluminum . Poly aluminium chloride (PAC) is a kind of inorganic macromolecule flocculant. Through the hydroxyl ion bridging function and the polyvalent anion

  • coagulants for industrial wastewater beckart environmental

    Coagulants for Industrial Wastewater Beckart Environmental

    Coagulants for Optimal Wastewater Treatment from Beckart Environmental. Coagulants are a key component for any wastewater treatment program that handles suspend solids, as they consolidate those particles for easy and thorough removal. But, if you aren’t using the right type or amount of coagulants you could be wasting money on chemicals, non-compliance fees, and surcharges that are higher

  • optimization of spirogyra flocculation using

    Optimization of Spirogyra Flocculation Using

    Optimization of Spirogyra Flocculation Using Polyaluminium Chloride Microalgae;Flocculation;Response surface methodology; Flocculation is known one of the effective methods for harvesting microalgae. This study was aimed to optimize the flocculation condition for decreasing the amounts of flocculant and obtaining the highest yield of algal

  • wet end optimization [modo de compatibilidad]

    Wet end optimization [Modo de compatibilidad]

    A. Blanco / C. Negro 3 6 Monash, 16th August 2018 • When colloids are in a polar medium, they develop a surface charge: • Repulsion of particles • Attraction of counter-ions • This, in addition to their tendency to mix due to thermal movements accounts for the formation of the electrostatic double

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