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A new technique for removing sludge from nuclear fuel ponds has been successfully trialled at one of the UK's largest wet test facilities prior to being used at a nuclear site.
Hydrothermal carbonization of stabilized sludge and meat and bone meal
biochar hydrochar wet pyrolysis
2015/5/18
Hydrothermal carbonization is one of suitable methods for energy recovery of sewage sludge and meat and bone meal. The task of the article is to determine appropriate hydrothermal carbonization proces...
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...
Hollow-Fiber Microporous Membrane Liquid-Liquid Extraction for Determination of Polybrominated Diphenyl Ethers at Trace Levels in Sewage Sludge with Gas Chromatography-Electron Capture Detection
PBDE Gas Chromatography Sewage Sludge Membrane Extraction LPME
2013/3/12
A two-phase hollow-fiber (HF) liquid-phase microextraction (LPME) method followed by gas chromatography was developed for quantification of 8 major polybrominated diphenyl ethers at trace level in sew...
Comparison of two extraction methods for the analysis of per- and polyfluorinated chemicals in digested sewage sludge
Per- and polyfluorinated chemicals Sewage sludge Ion-pair extraction Methanol extraction Matrix effect
2013/12/12
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...
Comparison of two extraction methods for the analysis of per- and polyfluorinated chemicals in digested sewage sludge
Per- and polyfluorinated chemicals Sewage sludge Ion-pair extraction Methanol extraction Matrix effect
2013/12/12
A rapid and reliable analytical method, based on ion-pair extraction, clean-up on Envicarb cartridge and detection by liquid chromatography–tandem mass spectrometry (LC–MS/MS), was developed for deter...
Relationship between Solubilization of Activated Sludge and Reduction of Excess Sludge Using New System of Alkaline Solubilization with High Speed Mixing
Activated sludge Excess sludge Alkaline solubilization High speed mixer Waste material Wastewater treatment
2010/9/8
Reduction of waste materials has become very important in the petroleum industry. Sludge accounts for 51% of waste materials produced in petroleum plants. Most sludge is excess activated sludge discha...
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...
Biological Treatment of Pickling Industry Wastewater in an Activated Sludge Unit
Pickling industry wastewater biological treatment halophilic bacteria
2009/10/14
Biological treatment of pickling industry wastewaters usually result in low COD removal eciencies because of plasmolysis of cells due to high salt content (%3-5) of the wastewater. Utilization of sal...
Effect of Shock Chromium(VI) Load on the Activated Sludge Process
Activated sludge Cr(VI) heavy metals shock load
2009/10/14
The e ects of shock doses of Cr(VI) on activated sludge process operating at a xed dilution rate (0.12h−1) without recycle has been investigated. Di erent levels of Cr(VI) (1.0, 2.0, 3.0, 5.0, ...
Adsorption of Phenols and Chlorophenols in Wastewaters on Activated Carbon and Dried Activated Sludge
Phenol/o-chlorophenol/p-chlorophenol adsorption activated carbon activated sludge
2009/10/14
One of the methods used for removal of phenols and chlorophenols from the wastewaters of petroleum refineries, coke, medicine, dye, plastics, pesticide, insecticide, and paper industry is the adsorpti...
The utility of sewage sludge as a biomass fuel is taken as an approach to deal with global warming. Thermal characterization of this new type of fuel is a premise before it is practically used in real...
AN ENVIRONMENTAL LCA OF ALTERNATIVE SCENARIOS OF URBAN SEWAGE SLUDGE TREATMENT AND DISPOSAL
life cycle assessment sewage sludge waste
2009/10/14
The majority of pollutants that affect wastewater are concentrated by treatment processes in sludge; it is therefore critical to have a suitable evaluation methodology of sludge management options to ...