Proton exchange membrane fuel cells pemfc jens oluf jensen summer school on materials for the hydrogen society, reykjavik, june 19. The preparation of proton exchange membrane for fuel cells has been active research for the past one decade. The mechanization and analysis of a proton exchange membrane. The major approach to reducing the cost of fcs, which is crucial for the widespread acceptance of fcs as energy sources for various practical applications, is reducing the cost of the membrane. Hydrogen starvation of the proton exchange membrane fuel cell can result in high positive anode potentials followed by cell voltage reversal, which causes water electrolysis and carbon corrosion. Proton exchange membrane fuel cells operating on hydrogenlair are being considered as high efficiency, low pollution power generators for stationary and transportation applications. Novel nonpfsa proton exchange membrane for fuel cell. Proton exchange membrane fuel cell or pemfc is a direct hydrogenbased fuel cell having a solidstate membrane as electrolytes along with platinum pt catalysts electrodes.
Whats driving the proton exchange membrane fuel cell. Proietti e, jaouen f, lefevre m, larouche n, tian j. The book also explains in detail how to set up measuring systems, data analysis, and pem fuel cells static and dynamic characteristics. Cell reversal, which would create irreversible damage to the fuel cell and shorten its lifespan, is caused by reactant starvation, load change, low catalyst performance, and so on. Proton exchange membrane fuel cells johnson matthey.
Steve gates, a south dakota school of mines and technology. Proton exchange membrane fuel cells pemfcs low temperature cells the proton exchange membrane a. Major types of fuel cells proton exchange membrane pem this is the leading cell type for passenger car application uses a polymer membrane as the electrolyte operates at a relatively low temperature, about 175 degrees has a high power density, can vary its output quickly and is suited for applications where quick startup is required making it. Pdf convergence criteria establishment for 3d simulation of. Schenkman prepared by sandia national laboratories albuquerque, new mexico 87185 and livermore, california 94550. Static and dynamic proton exchange membrane fuel cell models. Multifunctional anodes boost the transient power and.
Proton exchange membrane fuel cells for electrical power. Convergence criteria establishment for 3d simulation of proton exchange membrane fuel cell. Novel nonpfsa proton exchange membrane for fuel cell application. The present compilation describes the proton exchange membranes or polymer electrolyte membranes pems that are both under development and commercialized for direct methanol fuel cells dmfcs.
Polymer electrolyte membrane fuel cells pemfc, also referred to as proton exchange membrane fuel cells pemfc, utilize polymer electrolyte membranes pems, such as nafion, to conduct protons for ion exchange purposes. A pemfc is seen as a promising power source for various. Studies on pva based nanocomposite proton exchange membrane. Numerical analysis of flow distribution behavior in a proton. Proton exchange membrane fuel cells pemfcs are an exciting clean energy technology for power delivery for a range. This spotlight focuses on materials for proton exchange membrane pem fuel cells, also referred to as polymeric electrolyte membrane fuel cells, which operate at relatively low temperatures 80 c. Proton exchange membrane fuel cells pemfc are a sustainable means of power generation through electrochemical conversion of hydrogencontaining. As in previous sections mentioned, perfluorosulfonic acid membranes such as nafion are used as a proton exchange membranes for fuel cell applications. Proton exchange membrane fuel cells for electrical power generation onboard commercial airplanes joseph w. Proton exchange membrane fuel cells have been regarded as the most promising candidate for fuel cell vehicles and tools. Proton exchange 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 fuel cell applications and portable fuel cell applications. The project objective was to design, fabricate, and test a 50kw direct hydrogen fueled proton exchange membrane pem. Proton exchange membrane fuel cell prognostics using.
Collecting the history of proton exchange membrane fuel cells. Proton exchange membrane fuel cell proton exchange membrane. Ultrasonic spray coating for proton exchange membrane fuel cell. Proton exchange membrane fuel cells pemfcs are believed to be the most promising type of fuel cell to act as the vehicular power source replacement for gasoline and diesel internal combustion engines. Proton exchange membrane fuel cells or pemfcs employ polymer ion exchange membranes as the electrolyte. Bifunctional composting the sulfonic acid based proton.
The flow distribution of a proton exchange membrane fuel cell within a manifold plays an important role on its performance. Polymer exchange membrane fuel cells how fuel cells work. Of the six different fuel cell types pursued commercially, the proton exchange membrane pem fuel cell. The development of new component materials with increased performance and costeffectiveness is a critical part of emerging fuel cell research.
Proton exchange membrane fuel cells crc press book. The h2airfed proton exchange membrane fuel cell pemfc has two major problems. Proton exchange membrane fuel cell free download as powerpoint presentation. This work seeks to understand whether onboard fuel cell systems are technically feasible, and, if so, if they offer a performance advantage for the airplane as a. Pdf hydrogen supply in proton exchange membrane fuel. It also conducts the electrons back from the external circuit to the catalyst, where they can recombine with the hydrogen ions and oxygen to form water. A twodimensional model with 75 cells was employed to study the flow behavior. Review of the proton exchange membranes for fuel cell. Their broader adaption, however, has been impeded by.
There have been many successful demonstrations of this technology in recent years. Review of advanced materials for proton exchange membrane. Deployed on a commercial airplane, proton exchange membrane fuel cells may offer emissions reductions, thermal efficiency gains, and enable locating the power near the point of use. This protonconducting polymer forms the heart of each cell and electrodes usually. Their distinguishing features include lower temperaturepressure ranges 50 to 100 c and a special protonconducting polymer electrolyte membrane. The proton exchange membrane fuel cell pemfc converts chemical energy into electrical energy and water. However, to penetrate these markets the cost of the fuel cell stack must be reduced. Department of chemistry and chemical biology, northeastern university, boston, ma 02115, usa received 3 august 2007. The variation in the stoichiometry and number of cells was also studied. Exchange membrane fuel cells pemfc electrochemical. The chapters collected in the book are contributions by invited researchers with a longstanding experience in different research areas. It employs water in ample quantity as it requires continuous hydrated medium to operate at optimum levels. A large body of research has focused on characterizing the structure or investigating the properties of nafion and other proton exchange membranes, but few studies have linked chemical. This book examines the characteristics of proton exchange membrane pem fuel cells with a focus on deriving realistic finite element models.
Proton exchange membrane pem fuel cells sigmaaldrich. April 29 novel nonpfsa proton exchange membrane for fuel cell application p. The prognostics can predict the degradation of proton exchange membrane fuel cell pemfc to formulate a reasonable maintenance plan for improving its lifetime and performance. Apr 19, 2005 the chemical and structural morphological features of proton exchange membranes are directly tied to their fuel cell relevant transport properties. Department of energy sciences lund institute of technology. Besides, the research of pem fuel cell performance can figure out many critical issues for an alternative resource energy. This membrane is small and light, and it works at low temperatures about 80 degrees c, or about 175 degrees f. According to the root factor of cell starvation, i. The scientific community is focused on the development of inexpensive and highperforming membrane materials for proton exchange membrane pem fuel cells fcs. This study, then, is an initial investigation of the use of proton exchange membrane pem fuel cells on board commercial aircraft. Protonexchangemembrane fuel cell system for transportation applications performed by ford motor company, under contract deac0294ce50389. Protonexchange membrane fuel cells with lowpt content, fig.
Fuel cell is an alternative for traditional energy sources because it provides ultra clean environment. The main idea of this study is to scrutinize the performance efficiency and enhancement of modelling and simulations of pem fuel cell. Proton exchange membrane fuel cells pemfcs are an exciting clean energy technology for power delivery for a range of devices from automotive applications to portable digital equipment 1. Proton exchange membrane pem fuel cells work with a polymer electrolyte in the form of a thin, permeable sheet.
Proton conducting membrane is the key component of pemfc. Highrepetitive reversal tolerant performance of proton. Hydrogen pemfc vehicle vehicle that uses protonexchange membrane fuel. Press release fortune business insights whats driving the proton exchange membrane fuel cell pemfc market growth. A common materialbased method is to adopt water electrolysis catalysts to promote water electrolysis over carbon corrosion. Investigation of co tolerance in proton exchange membrane. Dec 09, 2019 the expresswire the global proton exchange membrane fuel cell pemfc market is projected to reach usd 47. Proton exchange membrane fuel cell pemfc market to reach. The mechanization and analysis of a proton exchange membrane hydrogen fuel cell stack project involves the assembly, analysis, and safe operation of a fuel cell stack. Nafion has excellent proton conductivity, but it has been found that over 40% of methanol can be lost in direct methanol fuel cell dmfc across the membrane due to excessive swelling.
Pdf fuel cell technology is expected to play an important role in meeting the growing demand for distributed power generation. Ballard power systems, plug power, hydrogenics, nuvera. Feb 20, 2010 pem fuel cell, aka polymer exchange membrane. Summer school on materials for the hydrogen society, reykjavik, june 19. Pdf static and dynamic proton exchange membrane fuel cell. Proton exchange membrane fuel cell pemfc market is.
The major approach to reducing the cost of fcs, which is crucial for the widespread acceptance of fcs as energy sources for various practical applications. An advanced buildings proton exchange membrane pem fuel. Pdf flow field patterns for proton exchange membrane fuel cells. In its simplest form, a pem fuel cell is two electrodesthe anode and the cathodeseparated by a catalystcoated membrane. Pdf protonexchange membrane fuel cells pemfcs are considered to be a promising technology for clean and efficient power generation in the. Nafion electrodes and correspondingly greater direct methanol fuel cell performance.1150 1203 335 1275 503 1154 1271 1140 607 564 923 319 421 258 987 157 1235 187 369 963 908 770 72 1296 890 1259 1405 1020 1202 224 1269 1551 404 1368 524 964 478 198 404 562 510