Fuel cell systems employ an entirely different approach to the production of electricity than traditional combustion based prime mover technologies. The design of fuel cell systems is complex, with no moving parts, and can vary significantly depending upon fuel cell type and application. A 2015 hydrogen and fuel cell development plan was created for each state in the northeast region massachusetts, vermont, new hampshire, connecticut, rhode island, maine, new york, and new jersey, with support from the united states u. Modeling and control of fuel cell systems and fuel processors by jay tawee pukrushpan cochairs. Fuel cell systems analysis doe hydrogen and fuel cells program. The information in this document is the property of lg fuel cell systems inc. This edition introduces the basic principles of thermodynamics and electrochemical kinetics pertinent to the understanding of fuel cell operation, and determining fuel cell efficiency and voltage losses. Note this pertains to electrical systems other than the fuel cell such as electric motors, controllers, etc. First, it explicitly maximizes net power output by regulating air flow, thereby improving system efficiency and potentially catalyzing the market penetration of fuel cell systems.
The group conducts research in the areas of fuel cell and electrolyzer, cells, stacks and systems, and control with a strong focus on the combination of experimental and theoretical work. Nevertheless, with fuel cell technology, no one can rest on their laurels, and the last few years have seen rapid developments in the. Ganley howard university department of chemical engineering washington, dc. Picture by kind permission of ballard power systems. Since there is no combustion, there are none of the pollutants commonly produced by boilers and furnaces. A brief view of calculations of the costs of well known fuel cell systems is also presented. Nb this study unit may be taken as an optional extra.
Fuel cell stationary systems deployed by year cdp stat 01, 102115 stationary fuel cell system count by status cdp stat 02, 111715 california sgip deployment map. Fuel cell power systems possess certain generic characteristics, which may make them favorable for future power production compared with devices based primarily on rotating machinery using thermomechanical processes. The importance of each of these components and their integration is rightly emphasised in suf. Introduction 1 1 introduction the nexa power module is a small, low maintenance and fully automated fuel cell system designed to be integrated into products for portable and backup power markets. The fuel cell system power response is limited only by the air and hydrogen feed. Stationary fuel cell power systems with direct fuelcell. The third edition of fuel cell systems explained is an updated version of a book that has always been essential reading for everyone entering into the fuel cell sector, be they student or industrial practitioner. Stationary fuel cell system composite data products. Furthermore, no conventional system can maintain efficiencies comparable to fuel cell systems at partload operation. The fuel cell vehicle systems analysis activity at the national renewable energy laboratory is a continuation and expansion of previous efforts in this area. A fuel cell is an electrochemical device a galvanic cell which converts free energy of a chemical reaction into electrical energy electricity. Control of fuel cell power systems university of michigan.
Data are presented for each year in terms of annual system shipments and the sum total of those systems in megawatts, divided by application, region and fuel cell. In light of recent alarming environmental trends combined with increasing commercial viability of fuel cells, the time is propitious for a book focusing on the systematic aspects of cell plant technology. Palladin opportunity based development the emergence of a new technology creates a new market. Fuel cells systems analysis us department of energy. An introduction to fuel cell technology and economics. Fuel cell system cost 2012 doe hydrogen and fuel cells program. Fuel cell systems differ substantially from each other, and it is not clear which system has the best future prospects. A fastfueled power option for class i, ii and iii electric lift truck fleets that helps achieve productivity improvements, fast fills, and reductions in total energy use.
Many publications have discussed the importance and the need for a welldesigned control system for fuel cell power plants. Transient behavior is a key requirement for the success of fuel cell vehicles. Dicks and others published fuel cell systems explained find, read and cite all the research you need on. Approximately 75,000 fuel cells had been shipped worldwide by the end of 2009. This analysis includes multiple fuel cell typesproton exchange membrane, solid oxide, phosphoric acid, and. Fuel cells are similar to batteries in that they both. Fuel cell systems engineering, f06 project initiation needs based development there is either a real or perceived shortcoming with an existing system or process project is typically initiated by the user, e. 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.
Fuel cells have the advantages of high efficiency, low or even zero pollution, quiet operation, and fewer moving parts only pumps and fans to circulate coolant and reactant gases, respectively. This page contains fuel cell seminar and ppt with pdf report. Fuel cell systems vary greatly in size and power, from portable systems for smartphone battery recharging, to combustion engine replacements for electric vehicles, to largescale, multimegawatt. Creates electricity through electrochemical process. The composition, pressure and flow rate of each of these streams must be regulated. A fastfueled power option for class i, ii and iii electric lift truck fleets that helps achieve productivity improvements, fast fills, and reductions in total energy use and greenhouse gas emissions. Since publication of the first edition of fuel cell systems explained, three compelling drivers have supported the continuing development of. Fuel cell engine technology hydrogen fuel cell engines and related technologies. To compete with the ice engines, however, fuel cell systems must operate and function at least as well as conventional engine.
Fuel cell engine systems hydrogen fuel cell engines and related technologies. Oxygen fed to each cathode cathode load hydrogen fed to each anode for reactions in this part, the electrons have to pass all along the face of the electrode electrolyte anode figure. Nrels technology validation team analyzes the performance of stationary fuel cell systems operating in realworld conditions and reports on the technologys performance, progress, and challenges. The fuel cell research programme is multidisciplinary and involves mechanical engineering, control engineering and electrical engineering. The voltage of each of the approximately 60 cells in the stack is being measured. Moreover, new developments in catalysts and improved reliability have made fuel cells viable candidates in a road range of applications, from small power stations, to cars, to laptop computers and mobile phones. The products of the reaction in the cell are water, electricity, and heat. Control of fuel cell power systems principles, modeling, analysis, and feedback design monograph may 15, 2004 springer berlin heidelberg newyork hongkong london milan paris tokyo. Photograph reproduced by kind permission of ballard power systems. Previous efforts focused on the application of advisor 1, a complete vehicle systems modeling tool, to understanding fuel cell hybrid vehicle design barriers and opportunities. These parts are filters, fuel control units, enginedriven fuel pumps, flow dividers, pressurizing valves, drain valves, afterburner fuel controls, and fuel nozzles or injectors.
A durable fuel cell power system including hydrogen storage that achieves 60% energy efficiency when operating at peak power and that offers a 325 wkg power density and 220 wl operating on hydrogen. Plug powers full suite of gendrive fuel cell products provides solutions for global industrial mobility. A fuel cell works by passing hydrogen through the anode of a fuel cell and oxygen through the cathode. Whether fuel cell systems will be applied more general in the maritime environment depends on their ability to meet the requirements of onboard power generation. Fuel cell seminar report with ppt and pdf study mafia. Fuel cell fundamentals provides a thorough introduction to the principles and practicalities behind fuel cell technology. Sumit thakur ece seminars fuel cell seminar and ppt with pdf report. Then a description on hybrid systems for the ship and the specification of requirements for the fuel cell system is given.
Fuel cell seminar report with ppt and pdf parts of fuel cells there are 4 main parts anode cathode catalyst proton exchange membrane types of. Design of a fuel cell system design of a specification of requirements for a fuel cell system for the electric power generation in a 77foot sailing ship. The smaller the system is created the more the efficiency compares to those provided by fuel cell systems at design conditions 8. For systems designed to consume hydrogen directly, the only products are electricity, water and heat. The engine fuel system includes some combination of different parts. E ect of input stoichiometry investigate the e ect of stoichiometry on the polarization curve by varying the input mass of fuel and oxidant. At the anode site, the hydrogen molecules are split into electrons and protons. Gendrive fuel cells fit seamlessly into existing electric forklift, pallet jack and other material handling truck fleets and have been accruing hundreds of thousands of hours of runtime in some of the largest and most demanding material handling centers in north america and europe. National strategies and plans for fuel cells and infrastructure. Fuel cells are one of the cleanest and most efficient technologies for generating electricity.
The fuel cell control engineering literature is rich with both adaptive and optimal control techniques for power management. Gendrive fuel cells fit seamlessly into existing electric forklift, pallet jack and other material handling truck fleets and have been accruing hundreds of thousands of hours of runtime in some of the largest and most demanding material handling centers in north america and. This means that individual fuel cells can be compiled on one another to form stacks, in turn, these stacks can be combined into larger systems. This presentation does not contain any proprietary, confidential, or otherwise restricted information. The jet engine fuel system usually includes an emergency system to supply fuel to the engine in case of main system failure. Many of these operational characteristics of fuel cell systems are superior to those of conventional power generators. Find information about several basic components found in many fuel cell systems.
Demonstration of the nft fuel cell power system on the scarab rover will help to identify. A fuel cell is a device that converts chemical potential energy energy stored in molecular bonds into electrical energy. Stationary fuel cell systems analysis hydrogen and fuel. In the present study, characterization of a semiempirical polymer electrolyte membrane fuel cell model for a test bench of a 5 kw ballard fuel cell system using a nafion 117 membrane is performed. From discussions with control engineers and researchers in the area of fuel cell technology it became. The following composite data products cdps focus on stationary fuel cell systems. 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. While the fuel cell itself is the key component and an understanding of its features is essential, a practical fuel cell system requires the integration of the stack with fuel processing, heat exchange, power conditioning, and control systems. E ect of di erent parts thickness investigate the e ect of the cell geometry on the polarization curve.
Since publication of the first edition of fuel cell systems explained, three compelling drivers have supported the continuing development of fuel cell technology. Nexatm power module users manual man578 3205 commercial confidential 1. Fuel cell technology is developing at a rapid pace, thanks to the increasing awareness of the need for pollutionfree power sources. Anna stefanopoulou and huei peng fuel cell systems o. First fuel cellfirst fuel cell 3 in 1839, william grove, a british jurist and amateur physicist, first discovered the principle of the fuel cell. Briefing papers for state policymakers fuel cell technology 1 technical background a fuel cell is a device that converts the chemical energy of a fuel usually hydrogen derived from natural gas or biogas and an oxidant air or oxygen into electricity.
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