Hydrogen can be stored in lesser volume by liquefaction but liquefaction itself require 30% of the stored energy. A free powerpoint ppt presentation displayed as a flash slide. Hydrogen fuel cell vehicles emit approximately the same amount of. Also explore the seminar topics paper on large scale power generation using. Regenerative fuel cells currently researched by nasa this type of fuel cell involves a closed loop form of power generation uses solar energy to separate water into hydrogen and oxygen. A single fuel cell produces barely enough voltage for even the smallest applications. Fuel cells, operating using hydrogen or hydrogenrich fuels, have the potential to become major factors in catalysing the transition to a future sustainable energy system with low carbon dioxide.
Hydrogen fuel cells ppt free download as powerpoint presentation. C lif i r l 21 c li tcalifornia rule 21 compliant 2. Alkaline fuel cells encyclopedia of life support systems. Pafc were the first fuel cells to cross commercial threshold in the electric power industry. Fuel cell engine technology hydrogen fuel cell engines and related technologies. Proton exchange membrane fuel cell pemfc, power output 100kw, size liters57, weight lbs 148, 288v lithium ion battery, driving range 280 km, fuel capacity tank pressure 4.
The electricity produced can be used to power cars, buses, laptops and mobile phones. Fuel cells operating on biogas offer a pathway to renewable electricity generation. Fuel cells for stationary power generation business plan. Scribd is the worlds largest social reading and publishing site. Material requirements of a biofuel cell biocatalysts to convert chemical into. Download the teacher guide hydrogen fuel cell in english, italian, polish. Fuel cell and solar photovoltaic tec hnology for water and wastewater. Iea advanced fuel cells implementing agreement ia the iea work has enabled us to shape the hydrogen. Fuel cells introduction fuel cells generate electricity from an electrochemical reaction in which oxygen from air and a fuel e. To be stored for cars it must be in liquid form, which defies its natural gaseous state. Pafc is considered the first generation of modern fuel cell.
For a hydrogen fuel cell, the two half reactions are shown above. Pafc systems are already installed in many areas pem systems are becoming available the. Ppt hydrogen fuel cell vehicles powerpoint presentation. Fuel cells are powering buses, boats, trains, planes, scooters, bicycles. Regenerative fuel cell it is the fuel celli which the fuel product is recovered into its reactants. An introduction to fuel cells and hydrogen technology by brian cook, heliocentris vancouver, canada whereas the 19th century was the century of the steam engine and the 20th century was the century of the internal combustion engine, it is likely that the 21st century will be the century of the fuel cell. This type of fuel cell is the first generation fuel cell system.
Hydrogen and oxygen are fe into the fuel cell generating electricity, heat and water. Select chapter 3 modeling of polymer electrolyte fuel cells. Microfabricated fuel cells mfc promise higher energy density compared to rechargeable batteries. They consist of an electrolyte medium sandwiched between two electrodes fig. Advantages include zero emissions and high efficiency. Comparison of the dcdcconverters for fuel cell applications. Hydrogen fuel cells 1 hydrogen fuel cells april 5, 2004 gary flomenhoft, bsme, mapp, cee research associate gund institute, snr owner 2 no transcript 3 energy. For the last 20 years applications for the fuel cells are mostly replacing internal combustions engines, and. Ppt hydrogen fuel cells powerpoint presentation free to. Technologies and applications the open fuel cells journal, 20, volume 6 the ove rall cell efficiency is between 37% and 42% however, if the heated watersteam generat ed by the. The possibilities are endless and there are many other uses for fuel cells nowadays.
First fuel cellfirst fuel cell 3 in 1839, william grove, a british jurist and amateur physicist, first discovered the principle of the fuel cell. The examples describe the performance of half cells, single cells, and fuel cell stacks. Alkaline fuel cells providing electricity and drinking water using potassium hydroxide as the electrolyte generating 70% electricity operating at 160f requiring pure hydrogen and oxygen long used by nasa, on the apollo spacecraft. Pdf fuel cells and their applications researchgate. Fuel cells and fuel cell systems powerpoint ppt presentation. Features of alkaline fuel cells glossary bibliography biographical sketch summary alkaline fuel cells use potassium hydroxide as the electrolyte. Learn more about fuel cells in this video from howstuffworks. California sgip grant money currently available through 2012 a. Pafc systems are already installed in many areas pem systems are becoming available the first fcvs are leased to customers hundreds of fuel cells are in test and demonstration worldwide the stationary fuel cell system is complex and.
Fuel cells by vijay ramani fuel cells are electrochemical devices that directly convert chemical energy to electrical energy. The material used for the electrolyte and the design of the supporting structure determine the type and performance of the fuel cell. The adobe flash plugin is needed to view this content. A fuel cell consists of two catalyst coated electrodes surrounding an electrolyte one electrode is an anode and the other is a cathode the process begins when hydrogen molecules enter the anode the catalyst coating separates hydrogens negatively charged electrons from the positively charged protons. The key to a hydrogen economy ammonia fuel cell systems. Fuel cells are different from batteries in that they require a continuous source of fuel and oxygenair to sustain the chemical reaction. The historical and the presentday civilization are closely interwoven with energy and in future, our existence will be more dependent upon energy. Fast is an analysis and simulation toolbox fast for fuel cells fc fastfc is the doctorate work of david b. A fuel cell is an electrochemical machine that generates electricity by a chemical reaction making a hydrogen fuel react with some oxidizing agent. It uses solar energy to separate water into hydrogen and oxygen.
Fuel cell technology is becoming increasingly popular in power generation and automotive applications. Dec 16, 2016 regenerative fuel cells currently researched by nasa this type of fuel cell involves a closed loop form of power generation uses solar energy to separate water into hydrogen and oxygen hydrogen and oxygen are fed into the fuel cell generating electricity, heat and water the water by product is then recirculated back to the solarpowered. Like other fuel cells, regenerative fuel cells produce electricity from oxygen and hydrogen and emit heat and water as byproducts. Nuclear batteries use the incredible amount of energy released naturally by tiny bits of radio active material without any. Hydrogen fuel cell vehicles emit approximately the same amount of water per mile as conventional vehicles powered by internal combustion engines. Large scale power generation using fuel cell seminar report. Grove utilized four cells, each containing hydrogen and oxygen, to produce electric power which was then used to split the water in the smaller upper cell into hydrogen and oxygen. Regenerative fuel cells can also be used with solar power or other sources. Fuel cells incorporate an anode and a cathode, with an electrolyte in between, similar to a battery. In the1960s, international fuel cells in windsor connecticut developed a fuel cell power. A free powerpoint ppt presentation displayed as a flash slide show on id. Ppt fuel cells powerpoint presentation free to download id. Ppt the pem fuel cells powerpoint presentation free to download id. Stationary fuel cell power systems with direct fuelcell.
Low temperature fuel cell advantages quick startup to operating temperature 100c wide range of cell construction materials high temperature fuel cell advantages fuel flexibility via internal fuel reforming inexpensive, base metal electrocatalysts easier heat recovery for increased efficiency intermediate temperature fuel cells. The most common fuel used in a fuel cell is hydrogen fuel cell cars with i. These are considered as the most advanced fuel cells after alkaline fuel cells. Derivative works of fastfc include fcapollo which is a forked branch of this project intended to capture the code state at the exit of the. Fuel cells fuel cell history first demonstrated in principle by british scientist sir willliam robert grove in 1839. This is the presentation on fuel cell and its working. A score of nonutility companies are well advanced toward developing a powerful chemical fuel cell, which could sit in some hidden closet of every home silently. Sep 23, 20 disadvantages of fuel cells high initial cost.
The technology is advancing rapidly for both vehicle and power applications. Grove utilized four cells, each containing hydrogen and oxygen. Regenerative fuel cells can also be used with solar power or other sources of electricity to split water produced as a byproduct into hydrogen and oxygen in a process referred to as electrolysis. Jun 05, 2008 fuel cells may soon generate electrical power for all sorts of devices we use every day. Fuel cells for vehicles and power december 2001 fuel cells are an efficient and flexible power source. Explore large scale power generation using fuel cell with free download of seminar report and ppt in pdf and doc format. Get more information about nuclear batteries pdf download by visiting this link. This also contains the future project with fuel cell i. Alkaline fuel cells providing electricity and drinking water using potassium hydroxide as the electrolyte generating 70% electricity.
Fuel cells may soon generate electrical power for all sorts of devices we use every day. Fuel cell a fuel cell is a device that converts the chemical energy from a fuel into electricity through a chemical reaction with oxygen or another oxidizing agent. Fuel cell seminar report with ppt and pdf study mafia. Usually at this time, the fuel cell unit is replaced by the consumer.
Fuel cells have a significantly reduced acoustic profile compared to other generation technologies, making them suitable for almost any location. Ppt fuel cells powerpoint presentation, free download id. Controllable can be set to vary output over a scheduled period of time, be disconnected, island, and return to full power, and can operate at low capacity factor without degradation in heat rate. Fuel cells an introduction by jens oluf jensen, dtu and erik henneso, danish power systems dps version 2, 2017 what is a fuel cell. This page contains fuel cell seminar and ppt with pdf report. Fuel cells generally contain anode anode catalyst cathode cathode catalyst gas diffusion layer electrolyte a load to complete the circuit continuous feed of. Ppt fuel cells and fuel cell systems powerpoint presentation. Fuel cells are electrical batteries that are characterised by the active materials on the electrodes being replenished continuously. Introduction to fuel cells ppt download slideplayer.
Environmental applications of microbial fuel cells an insight dr. Abstract fuel cells are one of the key enabling technologies for future hydrogen economy. The historical and the presentday civilization are closely interwoven with. Ppt the pem fuel cells powerpoint presentation free to. Hydrogen fuel cells 1 hydrogen fuel cells april 5, 2004 gary flomenhoft, bsme, mapp, cee research associate gund institute, snr owner 2 no transcript 3 energy storage gasolinec8h18 4 energy storage source usabc and others 5 lithiumion battery source electric storage assoc. Proton exchange membrane fuel cell pemfc, power output 100kw, size liters57, weight lbs 148, 288v lithium ion battery, driving range 280 km,fuel capacity tank pressure 4. This fuel cell animation demonstrates how a fuel cell uses hydrogen to produce electricity, with only water and heat as byproducts. For high temperature fuel cells, water emerges in the gaseous state, so the lower heating value would be used. Fuel cells are electrical batteries that are characterised by the. Creates electricity through electrochemical process. To increase the voltage, individual fuel cells are combined in series to form a stack. Controllable can be set to vary output over a scheduled. Mar 23, 2016 this is the presentation on fuel cell and its working. Fuel cell costs are high, performance low like many new technologies but fuel cells are becoming available.
The higher heating value is used in the remaining calculations since most fuel cells operate below the boiling point of water. You can download the first version of the materials, which has been tested in the. Within six monthsan interim assessment that describes the need for public and private cooperative programs to demonstrate the use of fuel cells. The power produced by a fuel cell depends on several factors, including the fuel cell type, size, temperature at which it operates, and pressure at which gases are supplied. So to calculate the energy of one fuel cell, we need to subtract the anode energy from the cathode energy. Figure 1 illustrates the process for fuelcell energy fce molten carbonate fuel cells mcfc. An overview of fuel cells currently under development. A score of nonutility companies are well advanced toward developing a powerful chemical fuel cell, which could sit in some hidden closet of every home silently ticking off electric power. Large weight and volume of gas fuel storage system. The material used for the electrolyte and the design of the supporting structure determine the type and. One electrode called the anode facilitates electrochemical oxidation of fuel, while the other called the cathode promotes.
1236 1133 1221 659 1232 28 132 717 336 261 742 1268 1249 211 556 711 1001 943 1141 1373 1507 224 1316 200 37 913 876 355 1147 1037 590 177 882 636 753 380 577 267 1292 78 1326 1395 650 1344 1361 652 1259 1031 1279 1146