Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 37 for “"Mfcs"”.
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MANGANESE OXIDE AS A NEW CATHODE CATALYST IN MICROBIAL FUEL CELLS (MFCs)
… as a cathode catalyst in microbial fuel cells (MFCs). Undoped (ud-OSM-2) and three catalysts doped with cobalt (Co-OMS-2), copper (Cu-OMS-2), and cerium (Ce-OMS-2) to enhance their catalytic performances were investigated. The novel OMS-2 cathodes were examined in granular activated carbon anode …
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Integrating Microbial Fuel Cells (MFCs) into the treatment of sulphate-rich wastewater
The use of laboratory scale Microbial Fuel Cells (MFCs) for the combined generation of electricity and the treatment of wastewater has been well documented in literature. In addition to this the integration of MFCs into wastewater treatment reactors has also been shown to have several benefits. …
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Systems Approaches to Enhance Performance and Applicability of Microbial Fuel Cells
… (also somewhat linked to the cost) of MFCs exist causing barriers in the deployment of up-scaled MFC system and the continual research from a multitude of discipline is focusing on overcoming these issues. <br/><br/>Implementation of an MFC system for wastewater treatment would require …
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MICROBIAL FUEL CELLS AS A PROMISING TECHNOLOGY FOR SIMULTANEOUS WASTEWATER TREATMENT AND BIOELECTRICITY GENERATION
… waste treatment methods. Microbial Fuel Cells (MFCs) are a new but promising bioremediation technology for simultaneous wastewater treatment and bioelectricity generation. Through converting the chemical energy stored in waste into electrical energy through extracellular electron transfer …
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Treatment of azo dyes in industrial wastewater using microbial fuel cells
… Therefore, in this study, microbial fuel cells (MFCs) were studied as possible systems that could effectively degrade azo dyes with an additional benefit of concomitant biogenic electricity generation. The co-metabolic degradation of the model azo dye Acid Orange-7 (AO-7) using Shewanella …
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High-power acid Biophotovoltaic cells for the generation of green electricity
… of acid-operating microbial fuel cells (MFCs) for the investigation of elevated electrical conductivity and resulting enhanced bioelectricity generation. This project describes the use of extremophile microorganisms as the biological material in MFCs, for the investigation of low internal …
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Bioremediation of petroleum hydrocarbons using microbial fuel cells
… mankind) largely depend. Microbial fuel cells (MFCs) could be employed in the treatment of these environmental pollutants with concomitant bioelectricity generation. Therefore, the overarching objective of this study was to develop an MFC system for the effective and efficient treatment of …
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Development of Integrated Photobioelectrochemical System (IPB): Processes, Modeling and Applications
… powerful system to combine microbial fuel cells (MFCs) and algal bioreactor together. This system has good performance on the organic degradation, removal of nitrogen and phosphorus, and recover the bioenergy via electricity generation and algal harvesting. This dissertation is divided to twelve …
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A Bioelectrochemical Sensing System for Measuring Acidic Bioprocess Fermentation End Products
… samples. The amperometric signals derived from MFCs were correlated to corresponding, cross VFA and sucrose concentration that ranged up to 40 mg/l using electrochemical methods such as coulombic efficiency (CE) and cyclic voltammetry (CV); with response time of >20 hours (for 20 mg/l) and <3-4 …
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Enhancing energy recovery from industrial wastewater using microbial fuel cells
Microbial fuel cells (MFCs) hold great promise for the simultaneous treatment of wastewater and electricity production. However, the electricity recovery needs improvement if MFCs are to compete with already established technologies e.g. anaerobic digestion. The aim of this study was to investigate …
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Design, Simulation, and Wind Tunnel Verication of a Morphing Airfoil
… the use of piezoelectric Macro Fiber Composites (MFCs). These devices exhibit low power draw but excellent bandwidth characteristics. This thesis provides a background in the 2D analytical and computer modeling tools and methods needed to design and characterize an MFC-actuated airfoil. A …
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Energy-efficient Wastewater Treatment by Microbial Fuel Cells: Scaling Up and Optimization
Microbial fuel cells (MFCs) are potentially advantageous as an energy-efficient approach to wastewater treatment. For single-chamber tubular MFCs, anode effluent is used as catholyte instead of tap water or buffer solutions. Therefore, exposing cathode electrode to atmosphere could be also …
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Challege and Opportunities of Membrane Bioelctrochemical Reactors for Wastewater Treatment
Microbial fuel cells (MFCs) are potentially advantageous as an energy-efficient approach for wastewater treatment. Integrating membrane filtration with MFCs could be a viable option for advanced wastewater treatment with a low energy input. Such an integration is termed as membrane …
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GLUCOSE ELECTROOXIDATION
… for the development of microbial fuel cells (MFCs). The complex oxidation of glucose at the surface of gold electrodes was studied in detail in different conditions of pH, buffer and halide concentration. As observed in previous studies, an oxidative current peak occurs during the cathodic …
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Microbial Biofilm Development and Electron Transfer in Electrochemical Systems
… These systems consist of microbial fuel cells (MFCs) whose anode component will be evaluated with regards to performance, electrical current generation, and microbial coverage and biofilm development. A better understanding of how anode surface properties affect growth, development, and activity …
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Assessment of Factors that Hinder Women Entrepreneurs on accessing Micro-Financing Credit. A Case of Kyela Rural District
… fulfill their livelihood after accessing MFCs. 93.4% of the respondents to them the interest was high. For those who said the interest rate was high were asked if the interest rate was high why were they still accessing loans. 85.6% of the respondents were able to repay principal and …
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Evaluating the Aerodynamic Performance of MFC-Actuated Morphing Wings to Control a Small UAV
… were run on a thin wing with embedded MFCs such<br />that the whole wing morphed. Finite element and vortex lattice models were used to predict<br />deflections and rolling moment coefficients. Different configuration parameters were then<br />varied to quantify their effect. The …
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Design and synthesis of novel nanometallic catalysts and electrode materials for green fuel cells
… fuel cells (DEFCs) and microbial fuel cells (MFCs) are significant due to their green fuel, less waste generated and environmental friendliness. Hence the overall goal of this work is to develop novel catalysts and electrodes for improving the efficiency of different designs of fuel cells.</p> …
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Development of a biocathode system in microbial fuel cells for improved treatment of azo dyes
Microbial fuel cells (MFCs) hold great promise for simultaneous wastewater treatment and electricity production. However, their performance is currently hampered by several challenges including high cathodic potential losses and cost of platinum (and other materials) used as a catalyst for the …
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Design and testing of a microbial fuel cell for the conversion of lignocellulosic biomass into electricity
… has demonstrated that microbial fuel cells (MFCs) have the ability to degrade soluble substrates such as wastewater; however, very few studies have attempted the conversion particulate biomass to electricity in an MFC. A single-chamber, air cathode MFC was developed using a solid, …
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