Section 8 provides examples of practical fuel cell system calculations. The fuel cell stack represents the core component of the complete fuel cell power system. Roughly 200,000 fuel cells have been deployed in japan and major companies like panasonic are emerging as leading suppliers of fuel cells for residential or backup power. Fc operating voltage, fuel utilization, and balance of plant component sizing has large impacts on cost, performance, and functionality. This paper describes the design process and construction of a hydrogen fuel cell for specific applications, in this case, bus public transportation. Toyota has helped lead the industry in this fuel cell stack efficiency, achieving a high power output from a relatively compact system. Fuel cell system designs range from very simple to very complex depending upon the fuel cell application and the system efficiency desired. As a general rule, you can calculate how much fuel your engine requires. The fuel cell catalyst, membranes, and flowfield plates are. It is proposed to install a hybrid fuel cell electric propulsion system on a domestic ferry.
Coordination of converter and fuel cell controllers kyungwon suh and anna g. Compact design of 10 kw proton exchange membrane fuel cell. Control of fuel cell power systems principles, modeling, analysis. A fuel cell stack consists of a multitude of single cells stacked up so that the cathode of one cell is electrically connected to the anode of the. How to build hho fuel cell design pdf ebook instructions. Fuel cell backup power unit configuration and electricity. Cordellia sita, in recent advances in hightemperature pem fuel cells, 2016. A list of fuel cell urls is included in the appendix. Analysis shows that hybridization of existing fuel cell and gas.
A fuel cell system can be very efficient with just the fuel cell stack and a few other balanceofplant components or may require many outside components to optimize the fuel cell performance. A abstract load following fuel cell systems depend on control of reactant. A schematic of the fuel cell system under consideration is. Cost analysis of fuel cell system for transportation.
Fuel cell systems can be designed at nominal voltages of 0. The control of fuel cell systems under a variety of environmental conditions and over a. Fuel cell system design a fuel cell system includes all the necessary components needed to operate a fuel cell stack and deliver electrical current. Control of fuel cell power systems principles, modeling. However, only lowtemperature fuel cells working with a protonconducting polymer membrane proton exchange membrane, pem are viable for automotive applications. In this study, fuel, oxidant supply and cooling systems with microcontroller units mcu are developed in a compact design to fit two 5. Nuvera fuel cells, llc is iso 9001, iso 14001 and ohsas 18001 certified. The system takes advantage of our proprietary lower temperature, higher power cells and stacks, as well as an innovative fuel processor. Department of energy office of fossil energy national energy technology laboratory p. Innovations in fuel cell stack and system design interview.
The modularity of our proprietary product design allows for scaling to meet precise customer power and form factor requirements. The redox cube is a 25 kw, natural gas fueled, stationary fuel cell power system. Since publication of the first edition of fuel cell systems explained, three compelling drivers have supported the continuing development of fuel cell technology. Develop and demonstrate fuel cell power system technologies for. Fuel cells are electrochemical devices that use hydrogen. Most fuel cell developers use a nominal voltage of 0. Section 7, fuel cell systems, has been significantly revised to characterize nearterm and nextgeneration fuel cell power plant systems at a conceptual level of detail. Step by step development of a real fuel cell system. There is a wide range of fuel cells available, including mid and hightemperature fuel cells. Projected the fuel cell power system cost of a 160 kw net fuel cell power system for a bus at annual production. For reference, the fuel cell stack alone has a specific power of 315 wkg 56 kw e179 kg. Pdf design of a fuel cell power system for automotive applications. The fuel cell hybrid system is compared with the existing diesel propulsion system for this ferry using a developed timedomain threedegree of freedom ship.
Safety planning for hydrogen and fuel cell projects. Include the hsp in safety related incident factfinding participate in three annual safety. Combined heat and power fuel cells are often implemented as part of a chp system, where the thermal energy from the fuel cell exhaust is recovered and. Affordable natural gas fuel cell power the redox cube. Pdf design of a pem fuel cell system for residential application.
The analysis will give insight into the control design limitations and provide guidelines for the necessary controller structure and system re design. Fuel cells are different from most batteries in requiring a continuous source of fuel and oxygen usually from air to sustain the chemical reaction, whereas in a battery the chemical energy usually comes. Fuel cell electric vehicles, battery electric vehicles. Pdf design of a pem fuel cell system for residential. Stefanopoulou department of mechanical engineering, university of michigan, ann arbor, mi 48109, u. The idea for this thesis was to design a specification of requirements for a fuel cell system for the electric power production in a 77foot sailing ship named ts prolific. In order to increase the potential to some practical levels the cells are connected in a stack. The fuel cells are intended to complement the existing diesel generator, which is used to deliver power to the three phase system and to charge the batteries used. Via xxv aprile 2 san donato, milanese 20097 milan, italy. Continuous improvements in fuel cell stack and system design are key to commercializing fuel cell technology.
Fuel cell hybrid electric vehicle power train system design and control diwu recently, due to elevated oil prices and the need for low emissions, the automotive industry has been clamoring for cleaner, more energyefficient vehicles. Interview with peter bach on pem fuel cell technology. Specification of fuel cell operation at high efficiency e. Lets talk about some of these improvements, where the technology is at today, and which key developments ballard will continue to drive into the future. Fuel cell stack design principles with some design. The hydrogen tanks all of our hydrogen tanks are produced inhouse and specially designed for mirai. This thesis is intended to be a foundation for the design and installation of a fuel cell system in ts prolific. A single h 2 air fuel cell has potential of about 1 v at open circuit, which decreases to 0. In control of fuel cell power systems the application of fuel cells in automotive. Design of a fuel cell system design of a specification. In the model, the main losses of the fuel cell stem from the cathode catalyst layer ccl.
Fuel cell hybrid electric vehicles fchev are considered to be one of the most promising alternatives. Fuel cell handbook, fourth edition technical report. Box 880 morgantown, west virginia 265070880 november 2004. Hydrogen fuel cell design and manufacturing process used. In the realm of the global energy crisis and climate change, the aviation. Coordination of converter and fuel cell controllers. Principles, modeling, analysis and feedback design. Typical polarization curve for a pem fuel cell stack. The results of the analysis are presented in a specification of.
At wide open throttle a naturally aspirated engine will require about. Pdf design, modelling and simulation of a hybrid fuel. In chapter, the systematic design of fuel cell hybrid drive trains is introduced. Vehicular applications of fuel cells are also explained. In chapter 12, different fuel cell systems are described, mainly focusing on their operation principles and characteristics, technologies, and fuel supplies. The control of fuel cell systems under a variety of environmental conditions and over a wide operating range is a crucial factor in making them viable for extensive use in everyday technology. A fuel cell is an electrochemical cell that converts the chemical energy of a fuel often hydrogen and an oxidizing agent often oxygen into electricity through a pair of redox reactions. Under the agreement, uts will fund, design and construct the system, and. This analysis also showed that the doetarget technology fuel cell system. Index terms design, fuel cell, hydrogen, manufacturing.
In this work, we employ a wellknown fuel cell performance model and its analytical, approximated solution for the design process. This recommendation was approved, and the design of the 50 kw fuel cell system has been completed. Fuel cell system fcs fuel processing desirable fcs characteristics reliabilityreliability emissionsemissions efficiencyefficiency 0 10 20 30 40 50 00. Doetarget technology for the pem fuel cell and hydrogen storage, we found that the fuel cell system would provide a performance benefit to the airplane i. Fuel cell stacks with a large number of cells require a manifold with a uniform flow distribution to each cell. Systemcomponent modelingoptimization for fuel cell. 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. Analysis and design of fuel cell systems for aviation mdpi. The manifolds feed the reactant gases to the active cell areas and also collect the unused gases and products of the reactions. Nuvera fuel cells europe a division of hysteryale italia, s. The fuel cell systems are networked and monitored remotely, and they provide benefits that. What it is, how it works, and where to get one duration. Design of a pem fuel cell system for residential application article pdf available in international journal of hydrogen energy 3412.
Hybrid fuel cell gas turbine system design dustin mclarty. The fuel cells are intended to complement the existing diesel generator, which is used to deliver power to the three phase system and to charge the batteries used for the low voltage applications. Frontiers design of fuel cell systems for aviation. The placement of the entire fuel cell system is intended to be above deck to minimize the risk of accidents. Tech, air and fuel delivery, fuel pressure regulators. With a size of roughly one cubic meter and a weight under 450 kg, the cube can be installed outdoors or indoors.
The fuel cell stack the fuel cell stack generates power by combining hydrogen with oxygen from the outside air. Pdf fuel cells are energy transformation technologies and they are clean, dont damage to environment, have high efficiency and provide. The fuel cell system developed has two particular features. Proton exchange membrane fuel cells for electrical power.
1136 154 1260 569 1571 192 1032 831 1032 961 952 655 565 1253 737 543 1493 241 57 1301 1283 1441 358 817 704 1059 617 850 157