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Showing 1 to 20 of 41 for “"Microbial Fuel Cell"”.
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THE EFFECT OF RELATIVE ELECTRODE SIZE ON THE PERFORMANCE OF A SUPERCAPACITIVE MICROBIAL FUEL CELL DESIGN
<p>Supercapacitive microbial fuel cells with various anode and cathode dimensions were investigated in order to determine the effect on capacitance and delivered power quality. The cathode size was determined to be the limiting component of the system, while anode size showed little effect on the …
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Design and testing of a microbial fuel cell for the conversion of lignocellulosic biomass into electricity
Previous research 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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Design of a microfluidic device for the analysis of biofilm behavior in a microbial fuel cell
… testing, and modeling of a laminar-flow microbial fuel cell. Novel means were developed to use graphite and other bulk-scale materials in a microscale device without loosing any properties of the bulk material. Micro-milling techniques were optimized for use on acrylic to achieve surface …
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Anode Material Testing for Marine Sediment Microbial Fuel Cells
<p>Research on the power production of the microbial fuel cell has increased in the past decade. The sediment microbial fuel cell is a type of fuel cell that uses the environment of submerged sediments to provide a natural voltage difference. The fuel cell is comprised of an anode buried in the …
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Coupling Treatment Technologies with Bioelectrochemical Systems to Optimize Resource Recovery from Wastewater
… These engineered systems take advantage of microbial oxidation of organics to generate electricity. Incorporation of ion exchange membranes can also promote the separation of nutrients. Two common types of BES are microbial fuel cells (MFCs) and microbial electrolysis cells (MECs). However, …
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Mathematical Simulation of Direct Glucose Fuel Cell
<p>Enzymatic glucose fuel cell and microbial fuel cell are limited by their extremely low power and short durability. Direct Glucose Fuel Cell (DGFC) appears to be a promising alternative power source in low power portable devices and medicinal implants. In this thesis, a one dimensional …
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Resource Recovery By Osmotic Bioelectrochemical Systems Towards Sustainable Wastewater Treatment
… be accomplished in either an internal (osmotic microbial fuel cells, OsMFC) or external (microbial electrolysis cell-forward osmosis system, MEC-FO) configuration. In OsMFC, higher current generation than regular microbial fuel cell (MFC) was observed, resulting from the lower resistance of FO …
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Advancing Microbial Desalination Cell towards Practical Applications
… among the most electricity-intensive facilities. Microbial Desalination Cell (MDC) has emerged as a promising technique to capture the chemical energy stored in wastewater directly for desalination, which has the potential to solve the high energy consumption issue in desalination industry as well …
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Numerical Analysis of Multiphase Flow in Bubble Columns and Applications for Microbial Fuel Cells
… diameter, as it was shown to be related to cell size have significant effects on the characteristics of the flow. The parameters used to compare the two-dimensional (2D) cases to experimental results of Rampure, et. al. were then applied to a three-dimensional (3D) geometry. It was …
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Nitrogen Removal from Closed Aquaculture System by Bio-electrochemical System
… the electricity through electron transferring. A microbial fuel cell (MFC) with an anion exchange membrane (AEM) was constructed. The removal of nitrate from aquaculture water generated from RAS was achieved by nitrate migration across the AEM and heterotrophic denitrification in the anode …
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Microbial fuel cells coupled with open pond for wastewater treatment: is it viable?
Sediment microbial fuel cell (SMFC) is a special type of microbial fuel cells that can be deployed in a natural water body for energy production and contaminant removal. This MS project aims to explore whether it will be viable to apply SMFCs for wastewater treatment. Experimental SMFCs were …
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Engineering of Microbial Fuel Cells technology: Materials, Modelling and Architecture
A Microbial fuel cell (MFC) is a bio-electrochemical reactor, able to convert chemical energy, contained in organic substrate, in electrical energy, thanks to the metabolic activity of microorganisms. Firstly, a fluid-dynamic modelling of different Microbial Fuel Cell configurations to study …
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Evaluation of innovative decentralized sanitation technologies in Ghana
… evaluated include the Clean Team Toilet, Microbial Fuel Cell Latrine, Biofil Toilet, Microflush Toilet, and the more traditional pour-flush toilet. Two semi-centralized technologies, the IMWI Fortifer pellets and Ashesi University's small-scale wastewater treatment system with anaerobic …
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Experimental investigation of a biofuel cell
… of bioenergy generation through a soil-based microbial fuel cell (MFC). The MFC utilized soil samples of 100 g and various environmental and operational conditions to assess the generation of voltage. The parameters of interest included temperature, pH, glucose concentration, sodium chloride, …
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Scale-up and Measurement Enhancements of a BioGenerator Bioreactor
… stability and necessitates the use of fossil fuels for rapid throttling capability. A requirement for large scale energy storage systems becomes necessary and a system based on hydrogen generation, storage, and consumption for electrical grid supply-demand stabilization using a ferric sulfate …
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Advanced Technologies for Resource Recovery and Contaminants Removal from Landfill Leachate
… (BES), and advanced oxidation. In this study, a microbial fuel cell (MFC) removed 50-75% of the ammonia from a leachate through the electricity driven movement of ammonium to the cathode chamber followed by air stripping at high pH (> 9). During this process, the MFC system removed 53-64% of the …
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The development and operation of plant microbial fuel cells using municipal sludge
… than which is required to treat it. A sediment microbial fuel cell (SMFC) can potentially be used to treat wastewater and produce electricity by utilising the organics found in the wastewater. The challenge associated with using SMFCs is efficiency and longevity. Literature has shown that the …
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A Bioelectrochemical Sensing System for Measuring Acidic Bioprocess Fermentation End Products
… is not yet satisfactory. In this study microbial fuel cell (MFC) technology has been tested for its capabilities to measure VFAs and the method explored for its stability, repeatability, recovery and implementation on real wastewater samples. The amperometric signals derived from MFCs …
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Optimizing electrogenic activity from photosynthetic bacteria in bioelectrochemical systems
… of pathways that might compete with extracellular electron transfer (EET). The combined deletion of a bi-directional hydrogenase – HoxH, nitric oxide reductase – NorB, cytochrome-c oxidase – COX, bd-quinol oxidase – cyd, and the respiratory terminal oxidase – ARTO, roughly doubled light …
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