Fuel cell seminar report with ppt and pdf study mafia. Microbial fuel cells mfc use the power of bacteria and convert energy released in metabolic reactions into electrical energy. Microbial fuel cells seminar report, ppt, pdf for mechanical. A microbial fuel cell mfc is a device that converts chemical energy to electrical energy by the action of microorganisms. By pushpak elleedu slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Studies of mfcs typically used carbon anode materials such as solid graphite, graphitefelt, carbon cloth, carbon paper, carbon sponge and foam, and platinized cathodes based on coated carbon paper, coated graphite, and titanium see chapter 4. Mehta prashant assistant professor, national law university, jodhpur world energy. The microbial fuel cell should be kept indoors, at normal room temperatures about 1925 c, or 6677 f, in the same location the entire time after you set it up. Microbial fuel cell presentation free download as powerpoint presentation. Also, if the microbial fuel cell is moved to a different location particularly if it is at a different temperature, this. Microbial fuel cell mfc systems have been developed for potential use as power sources, along with several other applications, with bacteria as the prime factor enabling electrocatalytic activity. As yet there is limited information available about the energy metabolism and nature of the bacteria using the anode as electron acceptor. Various environmental pollutants can be removed or transformed into useful. Microbial fuel cells and potential applications for ruminant microbial ecology nutrition the rumen is a complex ecosystem comprised of bacteria, archaea, protozoa, and fungi that are specifically adapted to allow ruminants to digest a variety of feedstuffs including forages and grains.
A microbial fuel cell is a device that converts chemical energy to electrical energy by the catalytic reaction of microorganisms. Extensive studies have corroborated new insights into mfc, which show that a wide array of carbon sources including wastes can be employed using a variety of microbes. Organic contaminants present in wastewater are metabolized by anaerobic bacteria, generating electrons and protons. Microbial fuel cell mfc technology combines wastewater treatment with clean energy production. I have to admit, id never heard of a microbial fuel cell until recently or maybe i had, but it just didnt register. A microbial fuel cell, or mfc, is a fuel cell in which the naturally occurring electrochemical processes of anaerobic bacteria breaking down food, are harnessed to generate electricity. As said before, there are two main types of biological fuel cells based on the biocatalyst used. Limited voltage and current production from unit cells limit their practical applicability, so stacking multiple mfcs has been proposed as a way to increase power production. How do bacteria produce power in a microbial fuel cell. Consideration of cathode specific surface area and hydrodynamics in scaling up.
Most mfcs contain a membrane to separate the compartments of the anode where oxidation takes place and the cathode where reduction. How to efficiently capture this energy is of great significance for meeting the worlds energy needs, reducing wastewater handling costs and increasing the sustainability of wastewater treatment. Environmental applications of microbial fuel cells an insight dr. The use of wastewater for energy generation by biodigestion and generation of biogas is a well established process in use at numerous wastewater treatment plants. The main focus of the logan lab is the development of new renewable energy technologies, such as microbial fuel cells, thermally regenerated batteries, and concentration difference cells, for achieving an energy sustainable water infrastructure. Microbial fuel cells mfcs represent a completely new method of renewable energy recovery. Figures from energy balance and microbial fuel cells experimentation at wastewater. A new approach, based on microbial fuel cells, which offers a scalable alternative with much potential, is in the development stages. These electrochemical cells are constructed using either a bioanode andor a biocathode. A microbial fuel cell mfc is a device which utilizes microorganisms present in organic substrates as the biocatalysts to convert the chemical energy in organic compounds to. Scribd is the worlds largest social reading and publishing site. Microbial fuel cells envis centre on environmental biotechnology.
For a complete listing of mfc and other videos from the logan lab, go to this presentations site. At its core, the mfc is a fuel cell, which transforms chemical energy into electricity using oxidation reduction reactions. Microbial fuel cells mfcs are bioelectrochemical devices that produces electric power while treating wastewaters. Plantmicrobial fuel cell generates electricity from living. At its core, the mfc is a fuel cell, which transforms chemical energy into electricity using oxidationreduction reactions. Bacteria that turn waste to energy in microbial fuel cells. In this experiment students will build a sediment or mudbased battery and learn how bacteria can convert chemical energy, like that in wastewater, into electrical energy. In the future, mfcs may be linked to municipal waste streams or sources of agricultural and animal waste, providing a sustainable system for waste treatment and energy production. A microbial fuel cell microbial fuel cell is a biological reactor that turns chemical energy present in the bonds of organic compounds into electric energy, through the reactions of microorganism in aerobic conditions. For a complete listing of mfc and other videos from the logan lab, go to this presentations site mfc powerpoint presentations. Microbial fuel cell consists of anode and cathode, connected by an external circuit and separated by proton exchange membrane. Microbial fuel cell market demand, key opportunities, trends, forecasts, key players and industry analysis by 2023 microbial fuel cell is a bioelectrochemical device that uses bacteria as the catalysts to oxidize organic and inorganic matter and generate current.
Explore microbial fuel cells with free download of seminar report and ppt in pdf and doc format. Dec 14, 2017 this video contains energy production from wastes through microbial fuel cells of the course waste to energy conversion. A microbial fuel cell is exactly what it sounds like, a fuel cell powered by microbes. Also explore the seminar topics paper on microbial fuel cells with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year mechanical engineering me or production automobile students for the year 2019 2020. An electrode is provided to act as the terminal electron acceptor. Microbial fuel cells principles and applications altenergymag. Also, if the microbial fuel cell is moved to a different location particularly if it is at a different temperature, this could disrupt the growth of the bacteria. Ppt microbial fuel cells powerpoint presentation free. Microbial fuel cell mfc technology, which uses microorganisms to transform chemical energy of organic compounds into electricity is considered a promising alternative. Microbial electrolysis cell mec run at a negative polarization of 1,100mv vs. Microbial fuel cells mfcs provide new opportunities for the sustainable production of energy from biodegradable, reduced compounds.
Students will also be introduced to the fundamental principles surrounding energy conversion, microbial metabolism and. Electrochemical activity of microorganisms fuel cell configuration biofilm on the anode fuel for anode bacteria anodic biocatalyst cathodeanode reaction proton exchange membrane it is important to study all these aspects to make mfc. A microbial fuel cell mfc is a bioelectrochemical device that harnesses the power of respiring microbes to convert organic substrates directly into electrical energy. Energyefficient wastewater treatment by microbial fuel cells. Recently there has been renewed interest in the use of microbial fuel cells to generate electricity from organic waste. Microbial fuel cell operation using nitrate as terminal electron acceptor for simultaneous organic and nutrient removal.
Although the plantmicrobial fuel cell currently only generates 0. Lenny tender, research chemist at the naval research laboratory nrl, has coinvented a microbial fuel cell that persistently generates electrical power in. Enzymes are thought to be preferable to be the biocatalysts rather than whole microorganisms as they are expected to increase the conversion rate of substrates, to facilitate the maintenance of the set, and to stabilize the parameters of the biofuel cell. Mfcs function on different carbohydrates but also on complex substrates present in wastewaters.
Scaling up and optimization zheng ge abstract microbial fuel cells mfcs are potentially advantageous as an energyefficient approach to wastewater treatment. Impact of nanoparticle density on electricity production and microbial community. The overall reaction is the breaking down of acetate fuel into carbon dioxide and water. Microbial fuel cell articles since 2005, ive searched the internet daily for new articles from around the world that interest me or i think will interest you. The first microbial fuel cell mfc was rigged up by m. Applications of microbial fuel cell technology although mfcs have been studied as an alternative energy source, their application is presently limited to certain niche areas. A microbial fuel cell mfc is a bioelectrochemical device that harnesses the power of respiring microbes to convert organic matter in wastewater directly into electrical energy.
The most important part of a microbial fuel cell are the microbes. The microbes grow on an electrode, which is oxygen free so that they send off those electrons to an electrode rather than oxygen. Electron releasetransferacceptance mechanisms are key to mfc enhanced performance. Microbial fuel cells for energy production from wastewaters. These unique systems relies on the ability of certain electroactive bacteria to. An introduction to microbial fuel cells sciencedirect. This video contains energy production from wastes through microbial fuel cells of the course waste to energy conversion. Microbial fuel cell free download as powerpoint presentation.
For singlechamber tubular mfcs, anode effluent is used as catholyte instead of tap water or buffer solutions. Alatraktchi fa, zhang y, angelidaki i 2014 nanomodification of the electrodes in microbial fuel cell. Controlling voltage reversal in microbial fuel cells. The microbial fuel cell mfc is a recently developed biotechnology for electrical energy recovery from the organic pollutants in wastewaters. Wastewater treatment in microbial fuel cells an overview. This is largely because of the development of socalled mediatorless fuel cells, in which the microorganisms donate electrons directly to the electrode in one half of the cell.
A microbial fuel cell mfc is a device that converts chemical energy released as a result of oxidation of complex organic carbon sources which are utilized as substrates by microorganisms to produce electrical energy thereby proving to be an efficient means of sustainable energy production. Mar 15, 2017 alatraktchi fa, zhang y, angelidaki i 2014 nanomodification of the electrodes in microbial fuel cell. The molecular basis of the microbial fuel cell is electron transfer by anaerobic bacteria that use something other than oxygen as an electron acceptor in cell respiration to produce energy. The technique also has an application to acid mine. Microbial fuel cell is a promising technology to mitigate environmental pollution. Fuel cell seminar report with ppt and pdf sumit thakur april 10, 2015 fuel cell seminar report with ppt and pdf 20160217t09. View mfcmicrobial fuel cell research papers on academia. Microbial fuel cell mfc technology, which uses microorganisms to transform chemical energy of organic compounds into electricity is. The great advantage of the microbial fuel cell is the direct conversion of organic waste into electricity. A microbial fuel cell mfc is a device which utilizes microorganisms present in organic substrates as the biocatalysts to convert the chemical energy in organic compounds to generate electricity. Lenny tender, research chemist at the naval research laboratory nrl, has coinvented a microbial fuel cell that persistently generates electrical power in marine environments.
The microbial fuel cell, a technology that utilises the waste water to generate electricity with the help of action of microorganisms is widely being studied on as an alternative source to generate and fulfil the demand for electricity around the globe. Ppt microbial fuel cells powerpoint presentation free to. Creates electricity through electrochemical process. International journal of environmental science and technology 2017, 14 11, 24352442. You can find anaerobic bacteria in a rich organic soil sample or in the soil at the bottom of a stream or lake, so you could use either as a source of. The microbial species present in the water samples employed in the mec proved capable of driving biohydrogen production through electrolysis without the need of mediators, reaching a maximum efficiency of 57% in biohydrogen production using the marine. Thus, for an mfc using acetate and oxygen, the theoretical maximum cell potential is e. Additional research areas include electrochemical desalination and ammonia removal and recovery. Microbial fuel cells a way to generate clean electricity. Microbial fuel cell mfc research is a rapidly evolving field that lacks established terminology and methods for the analysis of system.
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