Effect of cycle changes on simultaneous biological nutrient removal in a sequencing batch reactor (SBR).

abstract：:As classical traffic noise prediction models lack a deeper consideration of the impact of the gradient, the characteristics of longitudinal gradients from multiple roads were collected as data in the mountain city of Chongqing county, which was chosen as the entry point, to study the noise characteristics for a wide r...

journal_title：Environmental technology

authors： Chen L,Liu T,Tang B,Xiang H,Sheng Q

更新日期：2020-02-26 00:00:00

abstract：:Increasingly stricter ammonia and nitrogen release regulations with respect to wastewater effluents are creating a need for tertiary treatment systems. The moving bed biofilm reactor (MBBR) is being considered as an upgrade option for an increasing number of wastewater treatment facilities due to its small footprint a...

journal_title：Environmental technology

authors： Forrest D,Delatolla R,Kennedy K

更新日期：2016-01-01 00:00:00

abstract：:As a kind of biofilm structure, microbial attachment was believed to play an important role in the aggregation and stability of flocculent activated sludge (FAS), and also its translation to aerobic granular activated sludge (AGAS). The aim of this study was to investigate the effect of Ca2+, Mg2+, Cu2+, Fe2+, Zn2+, K...

journal_title：Environmental technology

authors： Hao W,Lv J,Li Y,Chen L,Zhu J

更新日期：2016-01-01 00:00:00

abstract：:Permeable bioreactors have gained both research and management attention as viable methods for treating mine runoff waters. We examined the operation of a field-scale bioreactor (containing mixed compost, straw and gravel) for treatment of runoff from the Mother Load (ML) mine in northern Idaho, U.S. and compared it t...

journal_title：Environmental technology

authors： Christian D,Wong E,Crawford RL,Cheng IF,Hess TF

更新日期：2010-12-14 00:00:00

abstract：:Ozone and its reactants are the main factors of air pollution in cabin environment, their distribution and propagation were influenced by different air supply modes in the cabin. Based the B767 aircraft cabin mode, a computational fluid dynamics (CFD) model of aircraft cabin had been built to study the distribution of...

journal_title：Environmental technology

authors： Shi Z,Bai J,Han Y

更新日期：2020-10-01 00:00:00

abstract：:The unique properties of nanoparticles create broad opportunities as regards their application in almost all disciplines of science and technology. There are many reports about the negative influence of nanoproducts on the environment and humans. Therefore, it is of vital importance to explore the impact of metal nano...

journal_title：Environmental technology

authors： Dobrucka R,Szymanski M,Przekop R

更新日期：2020-03-16 00:00:00

abstract：:The doping of titanium dioxide (TiO2) with various metal or nonmetal elements has been considered as an effective strategy to extend the photoactive wavelength region to include visible light. In this paper, TiO2 nanoparticles co-doped with N and Fe were prepared via a sol-gel route, followed by a heat treatment at el...

journal_title：Environmental technology

authors： Fan JW,Liu JY,Hong J,Zhang J

更新日期：2009-12-01 00:00:00

abstract：:Sulfamethoxazole (SMX) is a commonly used antibiotic for both human and animals. The frequent detection of SMX in natural water bodies and sediment has become an issue of great environmental concern due to its potential risk to induce antibiotic resistance in pathogenic bacteria. In the present work, the catalytic wet...

journal_title：Environmental technology

authors： Yu Y,Huang F,He Y,Wang F,Lv Y,Xu Y,Zhang Y

更新日期：2020-03-01 00:00:00

abstract：:Phytoremediation is a cost-effective and eco-friendly process to remove heavy metals from water. A small-scale experiment was conducted to determine the phytoremediation efficiency of two macrophytes, i.e. Pistia stratiotes and Eichhornia crassipes for the removal of chromium and copper from the prepared metal solutio...

journal_title：Environmental technology

authors： Tabinda AB,Irfan R,Yasar A,Iqbal A,Mahmood A

更新日期：2020-05-01 00:00:00

abstract：:High concentrations of heavy metals, such as arsenic, in soils have potential long-term environmental and health consequences due to their persistence in the environment and their associated toxicity to biological organisms. Aspergillus nidulans isolated from arsenic-contaminated soil has the potential to remove arsen...

journal_title：Environmental technology

authors： Maheswari S,Murugesan AG

更新日期：2009-08-01 00:00:00

abstract：:The presence of benzene and phenol in the environment can lead to serious health effects in humans and warrant development of efficient cleanup strategies. The aim of the present work was to assess the potential of indigenous endophytic bacterial strains to degrade benzene and phenol. Seven strains were successfully i...

journal_title：Environmental technology

authors： Iqbal A,Arshad M,Hashmi I,Karthikeyan R,Gentry TJ,Schwab AP

更新日期：2018-07-01 00:00:00

abstract：:The alternate multiple tanks (AMT) system was a new highly compact sewage treatment with cost-effective balance and automated management. Dissolved oxygen (DO) and oxidation-reduction potential (ORP) as monitoring indicators are closely linked to contaminants and controlling strategy. Thus, this paper was to investiga...

journal_title：Environmental technology

authors： Dai Z,Lu X,Jing Z

更新日期：2019-01-01 00:00:00

abstract：:A two-stage biological aerated/anoxic filter (BAF) system for denitrification-nitrification was developed to increase nitrogen removal in the treatment of municipal wastewater with low carbon:nitrogen (C/N) ratio [Formula: see text]. This system exhibited a high denitrification efficiency (67%), despite the low C/N ra...

journal_title：Environmental technology

authors： Kim S,Bae W,Kim M,Kim JO,Chung J

更新日期：2015-03-01 00:00:00

abstract：:A prototype pilot plant testing for a novel complete treatment strategy for landfill leachate aimed to decrease its environmental impact was studied. Pre-treatment of leachate was performed by means of a membrane biore-actor (MBR) decreasing inorganic carbon concentration by 92 ± 8% and achieving N removals of 85%. Su...

journal_title：Environmental technology

authors： Ribera-Pi J,Badia-Fabregat M,Espí J,Clarens F,Jubany I,Martínez-Lladó X

更新日期：2020-03-04 00:00:00

abstract：:A photosensitizer tetra-α-(2,4-di-tert-butylphenoxy)-phthalocyaninato zinc [ZnPc(OAr)4] was successfully encapsulated in SiO2 nanoparticle by the microemulsion method. The photosensitized composite nanoparticle was able to degrade 2,4,6-trichlorophenol (TCP) in aqueous solution. Under visible light irradiation, the na...

journal_title：Environmental technology

authors： Jiang Z,Yang T,Zhang Y,Wang J

更新日期：2015-07-01 00:00:00

abstract：:Alumina-zirconia (Al2O3-ZrO2) composite was prepared by combustion method and used to remove Congo red and Methylene blue from aqueous solutions. It was characterized using SEM-EDS, XRD and gas adsorption techniques. The results obtained from gas adsorption and SEM agree with each other, showing meso- and macro-porosi...

journal_title：Environmental technology

authors： Adesina AO,Elvis OA,Mohallem NDS,Olusegun SJ

更新日期：2019-08-13 00:00:00

abstract：:Maghemite/silica nanocomposite microspheres (γ-Fe2O3/SiO2 MS) have been tested as magnetically separable heterogeneous Fenton catalyst in beidellite clay slurries in the presence of methylorange (MO) as a model pollutant. Due to its strong magnetic susceptibility, the catalyst was easily recovered from the clay slurri...

journal_title：Environmental technology

authors： Boussouf I,Medjram MS,Ferroudj N,Abramson S

更新日期：2021-01-01 00:00:00

abstract：:The feasibility of reusing hand-washing grey water contaminated with antibacterial hand-washing liquid for irrigation purposes in an urban farm is explored in this case study. Experiments are carried out to investigate if the quality of this grey water allows for its reuse in agriculture as per the guidelines establis...

journal_title：Environmental technology

authors： Khan MZ,Sim YL,Lin YJ,Lai KM

更新日期：2013-01-01 00:00:00

abstract：:The triazines are a group of herbicides with a wide range of uses. Atrazine is, in fact, one of the most used agricultural pesticides in the world. The terbuthylazine is applied as a substitute of atrazine in some countries of Europe since 2004, when the European Union announced a ban of atrazine because of ubiquitous...

journal_title：Environmental technology

authors： Pereira SV,Reis T,Souza BS,Dantas RF,Azevedo DA,Dezotti M,Sans C,Esplugas S

更新日期：2015-05-01 00:00:00

abstract：:Treatment of wastewater containing phenol using laboratory scale waste stabilisation ponds enriched with activated sludge was studied. After enrichment, the efficiency of these ponds under high phenol loading rates (i.e. up to 408 kg phenol ha(-1) day(-1)) was studied. At phenol loading rates of 6, 52, 312, 636 and 97...

journal_title：Environmental technology

authors： Avelar FJ,Martínez-Pereda P,Thalasso F,Rodríguez-Vázquez R,Alba J,Esparza-García FJ

更新日期：2003-04-01 00:00:00

abstract：:With their wide application, some nanomaterials entering into the environment and made effects in many ways. Different concentrations of Fe3O4 nanoparticles (NPs) were added (0, 100, 200, 400 and 600 mg/L) in this study, the changes of substance in three stages of anaerobic digestion (AD) were explored, the optimal do...

journal_title：Environmental technology

authors： Gong L,Yang X,You X,Wang J,Zhou J,Zhou Y,Yang J

更新日期：2019-10-09 00:00:00

abstract：:The presence of an ionized carboxyl group in the widely used non-steroidal anti-inflammatory (NSAID) drug diclofenac potassium results in a high mobility of diclofenac and in its low sorption under conditions of slow sand filtration or subsoil passage. No diclofenac degradation was detected in pure water or sludge dur...

journal_title：Environmental technology

authors： Karaman R,Khamis M,Quried M,Halabieh R,Makharzeh I,Manassra A,Abbadi J,Qtait A,Bufo SA,Nasser A,Nir S

更新日期：2012-06-01 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：:Current concern over the potentially negative impacts of climate change has brought attention to anthropogenic sources of methane, a primary greenhouse gas. Two such emission sources are methane leakage at heavy oil wells and sanitary landfills. At both of these sources, substantial quantities of methane could potenti...

journal_title：Environmental technology

authors： Stein VB,Hettiaratchi JP

更新日期：2001-01-01 00:00:00

abstract：:Two-stage anaerobic digestion (AD) of two-phase olive mill solid waste (OMSW) was applied for reducing the inhibiting factors by optimizing the acidification stage. Single-stage AD and co-fermentation with chicken manure were conducted coinstantaneous for direct comparison. Degradation of the polyphenols up to 61% was...

journal_title：Environmental technology

authors： Stoyanova E,Lundaa T,Bochmann G,Fuchs W

更新日期：2017-02-01 00:00:00

abstract：:In the present paper, the potential of the foamed emulsion bioreactor (FEBR), a novel biological reactor for air pollution control was evaluated. Experimental data obtained on a laboratory-scale prototype were used to scale-up the process for a hypothetical case consisting of a contaminated air flow rate of 10,000 m(3...

journal_title：Environmental technology

authors： Kan E,Deshusses MA

更新日期：2006-06-01 00:00:00

abstract：:Following their successful utilization as novel bioanodes in Microbial Fuel Cells (MFCs), Layered Double Hydroxide (LDH) were tested in the present investigation, as promising cathodes to reduce electrons coming from oxidation of organic matter in the anode compartment, in the presence of oxygen used as successful oxi...

journal_title：Environmental technology

authors： Djellali M,Kameche M,Kebaili H,Bouhent MM,Benhamou A

更新日期：2021-01-01 00:00:00

abstract：:Black carbon (BC) particles were removed from experimental flue gas by the surfactant solutions of sodium dodecylbenzene sulfonate (SDBS), hexadecyl trimethyl ammonium bromide (CTAB), fatty alcohol polyoxyethylene ether-9 (AEO-9) and polyoxy ethrlene nonyl phinyl ether-10 (TX-10), as well as AEO-9-SDBS, AEO-9-CTAB and...

journal_title：Environmental technology

authors： Lu P,Li C,Zeng G,Zhao Y,Zhan Q,Song J,Fan X

更新日期：2013-01-01 00:00:00

abstract：:Seven household treatment technologies for the removal of arsenic (Alcan, BUET, DPHE/DANIDA, Garnet, Sono, Stevens, Tetrahedron) were each evaluated using water from 63 different tube wells taken from 3 different regions of Bangladesh. The technologies that were evaluated were chosen from those that appeared user frie...

journal_title：Environmental technology

authors： Sutherland D,Swash PM,Macqueen AC,McWilliam LE,Ross DJ,Wood SC

更新日期：2002-12-01 00:00:00

abstract：:The pollution of lake sediments by organic micro-pollutants has been of growing environmental concern due to their suspected long-term effects on both human health and the surrounding ecosystem. In this research, in order to investigate and evaluate the micro-organic pollution in lake sediments, an analytical methodol...

journal_title：Environmental technology

authors： Shimzu Y,Matsui S,Harada J

更新日期：2003-07-01 00:00:00