搜索结果: 1-14 共查到“环境科学技术 wastewater treatment”相关记录14条 . 查询时间(0.281 秒)
A shield of graphene helps particles destroy antibiotic-resistant bacteria and free-floating antibiotic resistance genes in wastewater treatment plants. Think of the new strategy developed at Ric...
Investigation of microalgae cultivation and anaerobic codigestion of algae and sewage sludge for wastewater treatment facilities
anaerobic digestion biogas microalgae nutrient removal sludge
2014/11/4
The main goals of this research are to investigate the anaerobic digestibility of algae and to investigate the effects of growth media on the growth rates, nutrient removal kinetics, and extracellular...
Investigation of microalgae cultivation and anaerobic codigestion of algae and sewage sludge for wastewater treatment facilities
biogas microalgae nutrient remova sludge
2014/10/31
The main goals of this research are to investigate the anaerobic digestibility of algae and to investigate the effects of growth media on the growth rates, nutrient removal kinetics, and extracellular...
Preparation and Study of a Composite Flocculant for Papermaking Wastewater Treatment
Sodium Alginate Polyaluminium Ferric Chloride Cationic Polyacrylamide Flocculation
2013/3/13
A high flocculation performance composite flocculant was prepared with sodium alginate, polyaluminium ferric chloride and cationic polyacrylamide. And the composite flocculant was used in papermaking ...
Net Nutrient Uptake in the White River, Northwest Arkansas, Downstream of a Municipal Wastewater Treatment Plant
Streamflow Point-Source Pollution Nutrient Spiraling Source-Water Protection
2013/3/12
Wastewater treatment plays a crucial role in preserving water quality in receiving streams; however, continuous nutrient enrichment can diminish the retention capacity of rivers. The objectives of thi...
Cytochrome P450 Induction and Gene Expression in Channel Catfish (Ictalurus Punctatus) Following Wastewater Treatment Plant Effluent Exposure in Field and Laboratory Settings
EROD CYP1B Molecular Biomarker Channel Catfish Liver Monooxygenases MFO
2013/3/13
The objectives of this study were as follows: 1) to establish a baseline ethoxyresorufin-O-deethylase (EROD) activity level in channel catfish (Ictalurus punctatus), 2) to assess changes in induction ...
Rheological Characterization of Sludge Coming from a Wastewater Treatment Plant
Conditioned polyelectrolyte rheology sewage sludge suspended solids
2010/12/22
Problem statement: The aim of this study was that of studying the rheology of sewage sludge using two different rheological test protocols taken from literature and comparing them in order to evaluate...
Demonstration Case of Petrochemical Wastewater Treatment Plant
Petrochemical wastewater control parameter petrochemical complex
2010/12/22
Problem statement: The wastewater from petrochemical complex is varying in flow, organic contaminant loading and composition due to various operating condition of the petrochemical complex. This study...
Microbial contamination of the sand from the wastewater treatment plants
wastewater treatment primary treatment detritus tank wastewater treatment sand microbial contamination
2014/2/26
Primary treatment of domestic wastewater represents an extensive range of physical and chemical activities which directly or indirectly affect functionality of the treatment plant as a whole. The afor...
Combined Water-Oxygen Pinch Analysis with Mathematical Programming for Wastewater Treatment
water-oxygen pinch analysis wastewater minimization mathematical programming
2009/11/16
Water-oxygen pinch analysis is an effective method to decrease the wastewater quantity and improve the wastewater quality. But when multiple-contaminants are present, the method is difficult to be car...
Properties of Sludge Produced From the Pressurized Wastewater Treatment Process
Biological wastewater treatment Sludge treatment Settleability Filterability, Pressure
2009/10/14
The aim of this study was to investigate the e ect of pressure on settleability and lterability of the sludge produced from a pressurized biological wastewater treatment unit in comparison with an eq...
Treatment Efficiencies of the Vertical Flow Pilot-Scale Constructed Wetlands for Domestic Wastewater Treatment
Vertical flow constructed wetland Domestic wastewater treatment Nutrient removal
2009/10/10
To foster the practical development of the constructed wetlands used for water quality enhancement in Turkey, 2 vertical subsurface flow pilot-scale constructed wetlands were implemented on the METU c...
Exploring the Reuse Potential of Chemical Sludge from Textile Wastewater Treatment Plants in India-A Hazardous Waste
Textile industry chemical sludge
2009/3/18
Problem statement: This study was conducted to explore the reuse potential of the chemical sludge (considered as hazardous waste as per Indian Government Hazardous Waste Management Rules) generated fr...
Wastewater Treatment Using Horizontal Subsurface Flow Constructed Wetland
Constructed Wetland nitrate-nitrogen
2009/3/18
The last few decades witnessed sharp focus on environment pollution and its impact on life in nature. Wetlands can be used for biological treatment of wastewater. Problem statement: Scarcity of water ...