Identification of organic compounds in landfill leachate treated by advanced oxidation processes.

abstract：:The aim of this study was to contribute to the knowledge on the dynamic of the microbial community involved in anaerobic degradation of different concentrations of 2-chlorophenol (2CP, from 28 to 196 mg 2CP-C/L) and a mixture of 2CP and phenol (from 28 to 196 mg phenol-C/L) and its relationship with the respiratory pr...

journal_title：Environmental technology

authors： Beristain-Montiel L,Martínez-Hernández S,de María Cuervo-López F,Ramírez-Vives F

更新日期：2015-07-01 00:00:00

abstract：:A pilot-scale study of tertiary wastewater treatment of the JIZHUANGZI Municipal Wastewater Treatment Plant was carried out by preozonation, coagulation and direct filtration process with the aim of producing wastewater suitable for reuse. The proposed treatment scheme could produce a filtered water with lower turbidi...

journal_title：Environmental technology

authors： Lu SG,Imai T,An DN,Ukita M

更新日期：2001-03-01 00:00:00

abstract：:The disposal processes like dewatering and anaerobic digestion (AD) are commonly utilized to reduce the volume of sludge and recover energy. Thermal hydrolysis process is widely used as a pretreatment for sludge AD, which can change rheological properties and dehydration of sludge irreversibly. The experiment was desi...

journal_title：Environmental technology

authors： Cao X,Pan Y,Jiang K,Zhu K,Ren X

更新日期：2020-03-15 00:00:00

abstract：:The role of carbonaceous sediment oxygen demand (CSOD) due to oxidation of sulfides reduced in oxygen dynamics in crude oil contaminated salt marshes was investigated through a mathematical model. An existing CSOD model was calibrated from laboratory data sets through nonlinear regression. The effect of oil and fertil...

journal_title：Environmental technology

authors： Shin WS,Pardue JH,Choi SJ

更新日期：2001-07-01 00:00:00

abstract：:Due to the diversified nature of municipal solid waste and the different stages of its decomposition, the formed leachates result in a complex chemical mixture with toxic potential. These chemicals can cause environmental problems, such as the contamination of surface or groundwater, thus affecting the balance of aqua...

journal_title：Environmental technology

authors： Barrios Restrepo JJ,Flohr L,Melegari SP,da Costa CH,Fuzinatto CF,de Castilhos AB Jr,Matias WG

更新日期：2017-11-01 00:00:00

abstract：:This study investigated the evolution of several main parameters during the composting of separately collected household bio-waste originating from urban settlements (U-bio-waste) and family houses (F-bio-waste) from four climate seasons. When comparing both types of composts, U-bio-waste compost contained a higher am...

journal_title：Environmental technology

authors： Hanc A,Ochecova P,Vasak F

更新日期：2017-07-01 00:00:00

abstract：:A method of chemically bonding copper ferrocynide (CuFC) to the surface of a PVDF hollow-fibre membrane (PVDF-CuFC) was designed and the resulting PVDF-CuFC was applied to the effective removal of aqueous cesium (Cs). In order to chemically immobilize CuFC on the surface of the PVDF hollow-fibre membrane, carboxyl gro...

journal_title：Environmental technology

authors： Lee HK,Choi SJ

更新日期：2021-01-28 00:00:00

abstract：:This paper presents the effects of treatments with cement and lime on the consistency limits of marine sediments dredged from Dunkirk port. The Casagrande percussion test and the fall cone test were used to determine the liquid limits of raw sediments and treated marine sediments. For the evaluation of the plastic lim...

journal_title：Environmental technology

authors： Wang D,Zentar R,Abriak NE,Xu W

更新日期：2012-06-01 00:00:00

abstract：:Microbial fuel cells (MFCS) is a promising and expanding technology able to eliminate various pollutants of wastewater while converting its chemical energy into power energy using biocatalysts. The potential application of double-chamber microbial fuel cell (DC-MFC) for chemical oxygen demand (COD) removal and generat...

journal_title：Environmental technology

authors： Rahmani AR,Navidjouy N,Rahimnejad M,Alizadeh S,Samarghandi MR,Nematollahi D

更新日期：2020-06-11 00:00:00

abstract：:Heavy metal removal from sewage sludge ash can be performed by mixing the ash with environmentally compatible chlorides (e.g. CaCl2 or MgCl2) and water, pelletizing the mixture and treating the pellets in a rotary reactor at about 1000 degrees C. Thermogravimetry-mass spectroscopy, muffle oven tests (500-1150 degrees ...

journal_title：Environmental technology

authors： Nowak B,Wegerer H,Aschenbrenner P,Rechberger H,Winter F

更新日期：2012-10-01 00:00:00

abstract：:Recently, activated carbon was investigated as an efficient heterogeneous metal-free catalyst to directly activate peroxymonosulfate (PMS) for degradation of organic compounds. In this paper, the reuse performance and the possible deactivation reasons of granular-activated carbon (GAC) and activated carbon fiber (ACF)...

journal_title：Environmental technology

authors： Yang S,Li L,Xiao T,Zhang J,Shao X

更新日期：2017-03-01 00:00:00

abstract：:ABSTRACT Biohythane (hydrogen + methane) production in a two stage dark fermentation (DF) and anaerobic digestion (AD) process from food waste (FW) has been studied. This paper investigated the effect of operation temperature, i.e. mesophilic (34 °C) and thermophilic (55 °C) , on biohythane yield and total energy reco...

journal_title：Environmental technology

authors： Ghimire A,Luongo V,Frunzo L,Lens PNL,Pirozzi F,Esposito G

更新日期：2021-01-06 00:00:00

abstract：:Phosphorus recovery from wastewater is a focus area in Denmark; the aim is to recover at least 80% of the phosphorus. In order to extract phosphorus, surplus sludge from wastewater treatment plants was acidified (pH 2-4) to increase the dissolved phosphorus concentration, which then can be precipitated and recovered. ...

journal_title：Environmental technology

authors： Quist-Jensen CA,Wybrandt L,Løkkegaard H,Antonsen SB,Christensen ML

更新日期：2020-09-01 00:00:00

abstract：:A pilot-scale biotrickling filter (BTF) packed with polyurethane (PU) foam was installed at one pharmaceutical factory in Zhejiang Province to study the removal of high-concentration H2S from water treatment plant. Experiments were performed at different empty bed residence times (EBRTs), H2S input load, ratio of liqu...

journal_title：Environmental technology

authors： Chen JM,Jiang LY,Sha HL

更新日期：2006-07-01 00:00:00

abstract：:Solid-liquid separation of animal slurry, with solid fractions used for composting, has gained interest recently. However, efficient composting of separated animal slurry solid fractions (SSFs) requires a better understanding of the process dynamics in terms of important physical parameters and their interacting physi...

journal_title：Environmental technology

authors： Chowdhury MA,de Neergaard A,Jensen LS

更新日期：2014-01-01 00:00:00

abstract：:One of the main problems of the Whole Effluent Toxicity is related to the use of bioindicator species representative of the target environment. Most wastewater discharges are of fresh water, so their salinity has to be adjusted when they are discharged to transitional and marine coastal waters, in order to perform tox...

journal_title：Environmental technology

authors： Libralato G,Losso C,Avezzù F,Volpi Ghirardini A

更新日期：2009-01-01 00:00:00

abstract：:Confined animal feeding operations are producing large amounts of organic waste with large fractions being mixtures of manure and sawdust. On one hand, the inhomogeneity of the material and the high water content restrict the optimal application of thermal treatment methods. On the other hand, the high concentration o...

journal_title：Environmental technology

authors： Talley A,Heimann R,Vakalis S

更新日期：2018-07-01 00:00:00

abstract：:Adsorption by carbon materials is one of the relatively fast methods in present research, which is widely used in emergency events. Activated carbon fiber (ACF) modified by nitric acid (N-ACF) was studied in this research to determine the adsorption performance for 2,4-dichlorophenoxyacetic acid (2,4-D). Subsequently,...

journal_title：Environmental technology

authors： Li Q,Sun J,Ren T,Guo L,Yang Z,Yang Q,Chen H

更新日期：2018-04-01 00:00:00

abstract：:An evaluation has been made of a dispersive liquid-liquid microextraction (DLLME) procedure for the determination of 16 polycyclic aromatic hydrocarbons (PAHs) in different environmental waters including seawaters and wastewaters, using gas-chromatography (GC) with flame-ionization detection (FID). The optimized metho...

journal_title：Environmental technology

authors： Ramos-Dorta CV,Pino V,Afonso AM

更新日期：2013-03-01 00:00:00

abstract：:A dynamic method and a static gravimetric method are respectively used to measure the adsorption equilibria of m-xylene and n-butyl acetate on Wessalith DAY zeolite F20. The equilibrium experiments are performed at different temperatures for both volatile organic compounds (VOCs). The m-xylene isotherms obtained in th...

journal_title：Environmental technology

authors： El Brihi T,Jaubert JN,Barth D,Perrin L

更新日期：2003-10-01 00:00:00

abstract：:The gene coding for xylose isomerase from the thermophilic bacterium Fervidobacterium gondwanense was cloned and overexpressed in Escherichia coli. The produced xylose isomerase (XylA), which closely resembles counterparts from Thermotoga maritima and T. neapolitana, was purified and characterized. It is optimally act...

journal_title：Environmental technology

authors： Kluskens LD,Zeilstra J,Geerling AC,de Vos WM,van der Oost J

更新日期：2010-09-01 00:00:00

abstract：:Treated wastewater in micro-irrigation is a promising approach that could be used to decrease the pressure on good quality water resources. However, the clogging of such systems due to biofilm development and chemical precipitation constitute a constraint with the use of treated wastewater (TWW) and lead to lower irri...

journal_title：Environmental technology

authors： Rizk N,Ait-Mouheb N,Molle B,Roche N

更新日期：2021-01-01 00:00:00

abstract：:Greenbelt is a strip of vegetation for which species of trees and shrubs are scientifically chosen and planted to serve a designated purpose such as control of wind erosion, of dust, of noise etc. In the context of air pollution attenuation, greenbelts must be developed around a source of air pollutant in a manner so ...

journal_title：Environmental technology

authors： Khan FI,Abbasi SA

更新日期：2002-07-01 00:00:00

abstract：:The aim of this work was the examination of the treatment potential of molasses wastewater, by the utilization of activated sludge and microalgae. The systems used included a sequencing batch bioreactor and a similar photo-bioreactor, favoring microalgae growth. The microalgae treatment of molasses wastewater mixture ...

journal_title：Environmental technology

authors： Tsioptsias C,Lionta G,Samaras P

更新日期：2017-05-01 00:00:00

abstract：:The demand for removal of refractory organic pollutants limits the application of microbial fuel cells. In this study, the synergistic effects of bioelectrochemical and photocatalysis methods were captured by constructing a biophoto anode from a combination of WO3/TiO2 and carbon felt. This biophoto electrode was able...

journal_title：Environmental technology

authors： Long X,Wang H,Wang C,Li X

更新日期：2020-11-01 00:00:00

abstract：:In this study, Fenton reagent has been adopted to oxidize and regenerate the resin based spherical activated carbon (SAC) adsorbed with toluene saturation. The effects of the mole ratio of Fe2+ and H2O2, the dosage of H2O2, pH value, temperature, regeneration time and the like on the regeneration rate of activated car...

journal_title：Environmental technology

authors： Ma L,Wu Z,He M,Wang L,Yang X,Wang J

更新日期：2020-08-01 00:00:00

abstract：:A new approach to the simultaneous removal of SO2 and NO from flue gas, by TiO2 photocatalysis based on UV irradiation technology, is presented. Experiments on the simultaneous desulphurization and denitrification were carried out using this photocatalyst in a self-designed photocatalytic reactor. Under the optimal ex...

journal_title：Environmental technology

authors： Zhao Y,Han J,Shao Y,Feng Y

更新日期：2009-12-14 00:00:00

abstract：:To access the effects of the surface modification and fabric structure of polyethylene (PE) non-woven fabric sheets on retaining the attachment efficiency of anammox biomass, three different non-woven sheets were prepared and inserted in an anammox reactor. The hydrophobic surface modification with 10% KMnO4 and gelat...

journal_title：Environmental technology

authors： Cho S,Jung M,Ju D,Lee YH,Cho K,Okabe S

更新日期：2018-10-01 00:00:00

abstract：:The biochar produced by pyrolysis at 600°C from powdered mango bark impregnated with iron, namely Fe2O3/biochar, was recognized as a multifunctional material for environmental applications. This work aims at using the above material for the removal of pyridine and quinoline from aqueous solutions. The physico-chemical...

journal_title：Environmental technology

authors： Xu H,Zhang X,Zhang Y

更新日期：2018-06-01 00:00:00

abstract：:A single-chambered packing-type anaerobic fluidized microbial fuel cell (AFBMFC) with coking wastewater (CWW) as fuel was built to treat CWW, which not only has high treating efficiency, but also can convert organic matter in wastewater into electricity. AFBMFC was constructed by using anaerobic sludge that was domest...

journal_title：Environmental technology

authors： Liu X,Wu J,Guo Q

更新日期：2017-12-01 00:00:00