Pem fuel cells theory and practice free download

Pem fuel cells use a proton conductive polymer membrane as electrolyte. Comprehensive guide covers all aspects of pem fuel cells, from theory and fundamentals to practical applications provides solutions to heat and water management problems engineers must face when designing and implementing pem fuel cells in systems. Abstract polymer electrolyte membrane pem fuel cells convert the chemical energy of hydrogen and oxygen directly into electrical energy. Theory and practice more information about pem fuel cells. Use features like bookmarks, note taking and highlighting while reading pem fuel cells. Pem stands for polymer electrolyte membrane or proton exchange membrane.

Fuel cells, especially pem fuel cells with high power density, high efficiency, and short startup time are recognized as one of the most encouraging technologies for achieving these goals that can. The serpentine flow field shows better distribution of current density and temperature. Fuel cells are being commercialized to provide power to buildings like hospitals and schools, to replace batteries in portable electronic devices, and as replacements for internal combustion engines in vehicles. Among the vehicle technology options, proton exchange membrane pem fuel cells, also referred to as solid polymer fuel cells, are favored for use in automobiles, and many others. Theory and practice 2nd edition by frano barbir isbn.

Linardi, modeling of liquid water distribution at cathode gas flow channels in proton exchange membrane fuel cell pemfc. Request pdf on jan 1, 2005, frano barbir and others published pem fuel cells. Through the use of real life examples on the various aspects of fuel cell engineering, this book covers the fundamental aspects of fuel cell design, electrochemistry of the technology, heat and mass transport, system design and applications. Device and materials modeling in pem fuel cells stephen j. Everyday low prices and free delivery on eligible orders. The model domain consists of flow channels of anode and cathode, gas diffusion layers, catalyst layers and proton exchange membrane. Effects of the clamping torque, the nonuniform assembly pressure, the fuel cell operating temperature and the current density on the single cell performance were investigated. For automotive applications hydrogen is the fuel choice.

Download for offline reading, highlight, bookmark or take notes while you read pem fuel cells. System efficiency 364 problems 368 quiz 369 references 371 10 fuel cell applications 373 10. Click on document pem fuel cells theory and practice frano barbir. The key to improving the polymer electrolyte membrane pem fuel cell performance is in increasing pt utilization in the catalyst layer. Highlights developing a 3dimensional model for a pem fuel cell that considers activation overpotential distribution. The eis testing method was used in this research to analyze the effect of the clamping torque on the fuel cell behavior. Device and materials modeling in pem fuel cells stephen. Pem fuel cells theory and practice, elsevier academic press, 2005. Theory and practice find, read and cite all the research you need on researchgate. The frequency impedance plots of the single cell at different clamping torques are shown in fig.

Proton exchange membrane pem fuel cells are still undergoing intense development, and the combination of new and optimized materials, improved product development, novel architectures, more efficient transport processes, and design optimization and integration are expected to lead to major gains in performance, efficiency, durability, reliability, manufacturability and cost. Current distribution on pem fuel cells with different flow. In the early days 1960s they were known as solid polymer electrolyte spe fuel cells. Sometimes they are also called polymer membrane fuel cells, or just membrane fuel cells. Deploying an advanced simulation tool like avl fire is essential for the successful development of pem fuel cells by providing guidelines for optimizing performance and longterm efficiency. Barbirs groundbreaking book still lays the groundwork for engineers, technicians and students better than any other resource, covering fundamentals of design, electrochemistry, heat and mass transport, as well as providing the context of system. Chapter 8 modeling of pem fuel cell stacks with hydraulic.

Download it once and read it on your kindle device, pc, phones or tablets. Pem fuel cells are low temperature fuel cells that use a solid polymer in the form of a solid phase proton conducting membrane as an electrolyte which eliminate the need to contain corrosive liquids. The straight and serpentine flow fields have been compared. Through the use of real life examples of the various aspects of fuel cell engineering, this book covers the fundamental aspects of fuel cell design, electrochemistry of the technology, heat and mass transport, system design and applications. Modeling of pem fuel cell stacks with hydraulic network approach j. As can be seen from the figures, the geometry of simulated fuel cell includes main components of pem fuel cells. Proton exchange membrane pem fuel cells, including h 2 o 2 air and methanolo 2 air fuel cells, are promising clean energy converting devices with high efficiency and low to zero emissions. As can be seen from this figure, the hfr decreases with an increase of the applied clamping torque i. In this paper, the pem fuel cell performance was investigated by the electrochemical impedance spectroscopy. Protonexchange membrane fuel cells, also known as polymer electrolyte membrane pem fuel cells pemfc, are a type of fuel cell being developed mainly for transport applications, as well as for stationary fuelcell applications and portable fuelcell applications.

Pem fuel cells were used in the nasa gemini series of spacecraft, but they were replaced by alkaline fuel cells in the apollo program and in the space shuttle. Pem fuel cells are low temperature fuel cells that use a solid polymer in the form of a solid phase proton conducting membrane as an electrolyte which eliminate the. Theory and practice lays the groundwork for fuel cell engineers, technicians and students. Proton exchange membrane pem fuel cells will likely have an impact on our way of life similar to the integrated circuit. Parallel with pratt and whitney aircraft, general electric developed the first proton exchange membrane fuel cells pemfcs for the gemini space missions in the early 1960s. Fuel cells, especially pem fuel cells with high power density, high efficiency, and short startup time are recognized as one of the most encouraging technologies for achieving these. History of pem fuel cell pem technology was invented at general electric through the work of thomas grubb and leonard niedrach. A gas diffusion layer in pem fuel cells provides a pathway for reactant gases from the flow field channels to the catalyst layer, allowing their access to the entire active area. Fuel cell applications references 16 2 fuel cell basicchemistryand thermodynamics 17 2. Theory and practice elsevieracademic press, 2005 isbn 9780120781423 available from. Until now, there has been little written about this important technology. They have high power density and can vary their output quickly to meet shifts in power demand. As a result, over 80% of fuel cells being produced today are pem cells. Theory and practice sustainable world series pdf book free.

Polymer electrolyte membrane pem type cells are the standard devices. Pem fuel cells, 2nd edition by frano barbir get pem fuel cells, 2nd edition now with oreilly online learning. Pem proton exchange membrane fuel cells are lighter, smaller, and more efficient than other types of fuel cell. Contents foreword ix preface andacknowledgments xi preface to the secondedition xv 1 introduction 1 1. Improving the sensoring of pem fuel cell by numerical techniques sandro skoda1, eric. Pem fuel cell electrocatalysts and catalyst layers. Dec 06, 2017 deploying an advanced simulation tool like avl fire is essential for the successful development of pem fuel cells by providing guidelines for optimizing performance and longterm efficiency. Theory and practice,you can get more details about pem fuel cells. Device and materials modeling in pem fuel cells is a specialized text that compiles the mathematical details and results of both device and materials modeling in a single volume. As shown, a single pem cell is comprised of three types of components. Study of pem fuel cell performance by electrochemical. Proton exchange membrane pem fuel cells in particular are experiencing an upsurge. Theory and practice sustainable world series kindle edition by frano barbir. This book lays the groundwork for fuel cell engineers, technicians and students.

This preference is due to the high power density, relatively quick startup, rapid response to varying loads, and low operating temperatures provided by pem fuel. A more accurate prediction of current density distribution was accomplished. Navys bureau of ships electronics division and the u. Feb 20, 2010 pem fuel cell basics fuel cells are operationally equivalent to a battery. Such power sources can be used in transportation, stationary, portable, and micro power applications. Theory and practice sustainable world series download online. Theory and practice sustainable world series barbir, frano, barbir, frano on. Li department of mechanical engineering, university of waterloo, canada.