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Articles 4081 - 4110 of 6117

Full-Text Articles in Engineering

Cfd Optimized Woven Filter Media For Wastewater Application, Markus Knefel Jun 2014

Cfd Optimized Woven Filter Media For Wastewater Application, Markus Knefel

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Sludge Ozonation And Intermittent Aeration Through The Oscar® Controller: A Combined Strategy For Opex Minimization In Wastewater Treatment, G. Guglielmi, G. Riva, C. Bancher, F. Gelmini, M. Vian, A. Bettinardi Jun 2014

Sludge Ozonation And Intermittent Aeration Through The Oscar® Controller: A Combined Strategy For Opex Minimization In Wastewater Treatment, G. Guglielmi, G. Riva, C. Bancher, F. Gelmini, M. Vian, A. Bettinardi

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Liquid Waste Treatment: Can Combined Biological Processes Be Really Effective?, Luca Rondi Jun 2014

Liquid Waste Treatment: Can Combined Biological Processes Be Really Effective?, Luca Rondi

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


The Integrated Biohydrogen Reactor Clarifier System (Ibrcs): Setup, Performance, And Application, Hesham El-Naggar Jun 2014

The Integrated Biohydrogen Reactor Clarifier System (Ibrcs): Setup, Performance, And Application, Hesham El-Naggar

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Sludge Pretreatment Methods For Enhanced Volatiles Solids Destruction And Methane Production, Ng Jern Wun Jun 2014

Sludge Pretreatment Methods For Enhanced Volatiles Solids Destruction And Methane Production, Ng Jern Wun

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Treatment Of Carbide Slurry Using Electrocoagulation, Shereen Wajeeh Hasan, Muftah El-Naas Jun 2014

Treatment Of Carbide Slurry Using Electrocoagulation, Shereen Wajeeh Hasan, Muftah El-Naas

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Aerobic Conditions Prevail Over Scarce Aeration And Starvation Conditions For Activated Sludge Degradation, Jonathan Haber, Eberhard Morgenroth, Nicolas Derlon Jun 2014

Aerobic Conditions Prevail Over Scarce Aeration And Starvation Conditions For Activated Sludge Degradation, Jonathan Haber, Eberhard Morgenroth, Nicolas Derlon

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Purple Phototrophic Bacteria For Nutrient Recovery From Domestic Wastewater Treatment, Tim Hulsen, Jurg Keller, Damien Batstone Jun 2014

Purple Phototrophic Bacteria For Nutrient Recovery From Domestic Wastewater Treatment, Tim Hulsen, Jurg Keller, Damien Batstone

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Sewage Sludge Valorization By Pyrolysis Using A Mechanically Fluidized Reactor, Franco Berruti, Mirco Della Volpe, Charles Greenhalf, Cedric Briens Jun 2014

Sewage Sludge Valorization By Pyrolysis Using A Mechanically Fluidized Reactor, Franco Berruti, Mirco Della Volpe, Charles Greenhalf, Cedric Briens

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Impact Of Enhanced Stabilization Treatments On Sludge Quality And Methane Recovery, Camilla Braguglia, A. Gallipoli, A. Gianico, G. Mascolo, G. Mininni Jun 2014

Impact Of Enhanced Stabilization Treatments On Sludge Quality And Methane Recovery, Camilla Braguglia, A. Gallipoli, A. Gianico, G. Mascolo, G. Mininni

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Influence Of One Step Temperature Increase Acclimation Method On Microbial Community Dynamics During Thermophilic Biochemical Methane Potential Test Of An Industrial Wastewater, Santosh Pathak Jun 2014

Influence Of One Step Temperature Increase Acclimation Method On Microbial Community Dynamics During Thermophilic Biochemical Methane Potential Test Of An Industrial Wastewater, Santosh Pathak

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Sludge Minimization: Ozonolysis And Pure Oxygen Autothermal Thermophilic Digestion, Pier Luigi Radavelli, Eleonora Pasinetti, Riccardo Calvi Jun 2014

Sludge Minimization: Ozonolysis And Pure Oxygen Autothermal Thermophilic Digestion, Pier Luigi Radavelli, Eleonora Pasinetti, Riccardo Calvi

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Developments In Sludge Dewaterability Characterization, Ludovico Spinosa Jun 2014

Developments In Sludge Dewaterability Characterization, Ludovico Spinosa

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Valorization Of Sewage Sludge Via Nitrite Nutrients Removal From Anaerobic Effluents, F. Fatone, S. Longo, N. Frison, E. Karsou, S. Malamis, D. Renzi, L. Lijo Jun 2014

Valorization Of Sewage Sludge Via Nitrite Nutrients Removal From Anaerobic Effluents, F. Fatone, S. Longo, N. Frison, E. Karsou, S. Malamis, D. Renzi, L. Lijo

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Comparative Study Of The Mechanisms Of Ultrasonic, Alkaline, And Sono-Alkaline Pretreatment Of Industrial Biosludge, Santosh Pathak Jun 2014

Comparative Study Of The Mechanisms Of Ultrasonic, Alkaline, And Sono-Alkaline Pretreatment Of Industrial Biosludge, Santosh Pathak

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Integrating The Selection Of Pha Storing Biomass And Nitrogen Removal Via Nitrite For The Treatment Of The Sludge Reject Water, F. Fatone, N. Frison, E. Katsou, S. Malamis Jun 2014

Integrating The Selection Of Pha Storing Biomass And Nitrogen Removal Via Nitrite For The Treatment Of The Sludge Reject Water, F. Fatone, N. Frison, E. Katsou, S. Malamis

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Wastewater And Biosolids Treatment And Reuse: Bridging Modeling And Experimental Studies, Engineering Conferences International Jun 2014

Wastewater And Biosolids Treatment And Reuse: Bridging Modeling And Experimental Studies, Engineering Conferences International

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Tuesday Addendum, Engineering Conferences International Jun 2014

Tuesday Addendum, Engineering Conferences International

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Computational Modeling: Valuable Tool Or Math Exercise?, C. Poloni Jun 2014

Computational Modeling: Valuable Tool Or Math Exercise?, C. Poloni

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Approaches To Rational Microbial Risk Assessment Of Treated Biosolids, Charles Haas Jun 2014

Approaches To Rational Microbial Risk Assessment Of Treated Biosolids, Charles Haas

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Role Of Anaerobic Digestion In Next Generation Wastewater Treatment And Biosolids Management, Damien Batstone Jun 2014

Role Of Anaerobic Digestion In Next Generation Wastewater Treatment And Biosolids Management, Damien Batstone

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Modeling Of Anaerobic Digestion Of Sludge, M. Concetta Tomei Jun 2014

Modeling Of Anaerobic Digestion Of Sludge, M. Concetta Tomei

Wastewater and Biosolids Treatment and Reuse: Bridging Modeling and Experimental Studies

No abstract provided.


Geographic Information System-Based Tools In Environmental Management, Zeinab Bedri, Michael Bruen Jun 2014

Geographic Information System-Based Tools In Environmental Management, Zeinab Bedri, Michael Bruen

Articles

The authors reviewed existing modelling platforms as part of a large study of water and pollution pathways through catchments in Ireland (Irish EPA Pathways project). Worldwide, work on producing catchment management tools (CMTs) has been underway for some time and some of the tools identified here date from as early as 1989. Some of the management problems and model conceptualisations have not changed very much but now there is a stronger emphasis on water quality and more concern about a wider range of contaminants. What has changed substantially is the use of Geographical Information System and Graphical Windows interfaces as …


Water And Nutrient Recycling In High Rate Algae Ponds Fed In Primary Treated Municipal Wastewater, Michael Field Chang Jun 2014

Water And Nutrient Recycling In High Rate Algae Ponds Fed In Primary Treated Municipal Wastewater, Michael Field Chang

Master's Theses

Algal biofuels present a promising future alternative to petroleum based fuels. Water nutrient recycling is a key step to increase the sustainability of algae biofuel production facilities. This thesis discusses the process of nutrient and water recycling in high rate algae raceway ponds (HRAP) fed primary treated municipal wastewater. Research was conducted primarily at the San Luis Obispo Water Resource Reclamation Facility (SLOWRRF). Nine 30 m2, 0.3 m deep HRAP’s were operated continuously from June 1, 2013 to April 17, 2014. The ponds were arranged in three sets of triplicate ponds, with two pond sets run on 3-day …


An Integral Framework For Sustainable Building Design, Bushra Asfari Jun 2014

An Integral Framework For Sustainable Building Design, Bushra Asfari

Masters Theses

Selection of materials for building design is a delicate process hinged of a number of factors which can be cost or environmental related, depending on the objectives of the design. This process becomes more difficult when designers are faced with several material options for each building component. This thesis presents the design and development of a framework that enables designers understand the trade-off between cost and environmental related factors when selecting materials for building design. The framework is based on the integration of Autodesk Revit, Microsoft access, and modeling modified Harmony search multi-objective optimization tool adapted to account for material …


The Effect Of Pretreatment Methods On Methane Yield And Nutrient Solubilization During Anaerobic Digestion Of Microalgae, Alexander Scott Hill Jun 2014

The Effect Of Pretreatment Methods On Methane Yield And Nutrient Solubilization During Anaerobic Digestion Of Microalgae, Alexander Scott Hill

Master's Theses

Microalgal biomass is a candidate feedstock for biofuel production. To improve the sustainability of algae biofuel production, following biofuel recovery, the biomass nutrients should be recycled for additional algae growth. Anaerobic digestion of algae or oil-extracted algae is a means of recovering carbon and other nutrients, while offsetting algae production electricity demand. The major limiting factor in microalgae digestion is the low biodegradability of the cell walls. In the present study, various pretreatment technologies were tested at bench scale for their ability to improve raw, non-lipid-extracted algae biodegradability, which was assessed in terms of methane yield, volatile solids destruction, and …


Lessons From The Green Lanes: Evaluating Protected Bike Lanes In The U.S., Christopher Monsere, Jennifer Dill, Nathan Mcneil, Kelly J. Clifton, Nick Foster, Tara Goddard, Mathew Berkow, Joe Gilpin, Kim Voros, Drusilla Van Hengel, Jamie Parks Jun 2014

Lessons From The Green Lanes: Evaluating Protected Bike Lanes In The U.S., Christopher Monsere, Jennifer Dill, Nathan Mcneil, Kelly J. Clifton, Nick Foster, Tara Goddard, Mathew Berkow, Joe Gilpin, Kim Voros, Drusilla Van Hengel, Jamie Parks

Civil and Environmental Engineering Faculty Publications and Presentations

This report presents finding from research evaluating U.S. protected bicycle lanes (cycle tracks) in terms of their use, perception, benefits, and impacts. This research examines protected bicycle lanes in five cities: Austin, TX; Chicago, IL; Portland, OR; San Francisco, CA; and Washington, D.C., using video, surveys of intercepted bicyclists and nearby residents, and count data. A total of 168 hours were analyzed in this report where 16,393 bicyclists and 19,724 turning and merging vehicles were observed. These data were analyzed to assess actual behavior of bicyclists and motor vehicle drivers to determine how well each user type understands the design …


Thermal Numerical Analysis Of Vertical Heat Extraction Systems In Landfills, Michael Thomas Onnen Jun 2014

Thermal Numerical Analysis Of Vertical Heat Extraction Systems In Landfills, Michael Thomas Onnen

Master's Theses

An investigation was conducted to determine the response of landfills to the operation of a vertical ground source heat pump (i.e., heat extraction system, HES). Elevated landfill temperatures, reported various researchers, impact the engineering performance of landfill systems. A numerical model was developed to analyze the influence of vertical HES operation on landfills as a function of climate and operational conditions.

A 1-D model of the vertical profile of a landfill was developed to approximate fluid temperatures in the HES. A 2-D model was then analyzed over a 40 year time period using the approximate fluid temperatures to determine the …


Physical Controls On Water Flow And Solute Transport In Coastal Aquifers, Xiaolong Geng May 2014

Physical Controls On Water Flow And Solute Transport In Coastal Aquifers, Xiaolong Geng

Dissertations

Groundwater flow and associated subsurface solute fates have a significant impact on the structure and productivity of near-shore coastal ecosystems. For proper assessment and management of these coastal groundwater resources, it is quite essential to investigate the key factors (tides, waves, evaporation, and freshwater recharge etc.) affecting coastal groundwater systems. The main objective of this study is to examine and quantify two important physical control factors, oceanic waves and evaporation, on the groundwater flow and solute transport in near-shore aquifers. For the investigation of wave effects, a Computational Fluid Dynamics (CFD) modeling tool, Fluent, is used to simulate wave- induced …


Field Methods For Rapidly Characterizing Contaminant Mobility In Paint Waste During Bridge Rehabilitation, Zhan Shu May 2014

Field Methods For Rapidly Characterizing Contaminant Mobility In Paint Waste During Bridge Rehabilitation, Zhan Shu

Dissertations

Currently, the New York State Department of Transportation (NYSDOT) uses a conservative approach of classifying all paint waste as hazardous from bridges undergoing rehabilitation which were constructed before 1989. This practice stems from the fact that there is no approved reliable, fast, and efficient method for classifying paint waste in-situ as non-hazardous. The main objective of this study was to develop a model that can predict the leachability of trace metals in paint waste generated during bridge rehabilitation. A statistically significant number of bridge sites were sampled based on hypothesis testing. Samples were then evaluated for total concentration of Resource …