In this chapter we concentrate on the air supply subsystem of the fuel cell. (FC) in order to regulate (and replenish) the oxygen depleted from the FC cathode during power
READ MOREConstrained Explicit Predictive Control Strategies for PEM Fuel Cell Systems, Proceedings of 46th IEEE Conference on Decision and Control. Danzer, M. A., Wilhelm, J., Aschemann, H. and Hofer, E. (2008). Model-based control of cathode pressure and excess ratio of a PEM fuel cell system, Journal of Power Sources, 176, p. 515-522.
READ MOREIntroduction. The solid oxide fuel cell (SOFC) technology is a promising solution for the combined generation of electric power and heat. However, there are still obstacles which have to be overcome for wide-spread utilization of SOFC technology, e.g. to achieve a high electrical efficiency and a long life-time of the SOFC stack under realistic
READ MOREThis paper presents the management and control strategies of a distributed generation (DG) powered by a proton exchange membrane fuel cell (PEMFC). The aim of the proposed solution is not only to reduce the current and voltage oscillations of the PEMFC during the grid-tied operation but also improve its lifetime even when it is
READ MOREThis article mainly focuses on a backup power system consisting of two fuel cells and lithium-ion batteries as the research object and proposes an energy management strategy based on model predictive control (MPC). MPC, under the constraints of fuel cell output power and output power increment, takes system hydrogen consumption as the
READ MOREThe fuel cell control unit (FCCU) is the central control unit for operation of the fuel-cell system – or "electrical power plant" – of an electric vehicle equipped with a fuel cell. The FCCU controls operation of the fuel cell system with its individual sub-systems, such as the hydrogen supply, air system, thermal and water-management
READ MOREIn this chapter, the control-oriented model of natural gas fuel pro cessing system developed in the previous chapter is used for a multivariable control analysis and design.
READ MOREJohansen''s findings indicate that the feed rate of reactants, in the specific case of the two patents [7], [8] oxygen, is a poor manipulated variable for a control layout. While it can be possible to control a fuel cell in such a way, the large delays and strong non-linearities associated with the effect of the input on the system will eventually limit
READ MOREAbstract: To reduce the air pollution and greenhouse gas emissions in harbors and coastal areas, the propulsion systems of maritime transport, and harbor operations, and services, should be driven by zero-emission power systems. Hence, the development of a zero-emission systems, such as, a hybrid battery-fuel cell system, with an appropriately
READ MOREApplications of fuel cells (FCs) to ship power systems have been investigated due to their characteristics of low emission, high efficiency, low vibration, and low noise. Dynamic response is a problem when FCs are installed in ships as power sources. To make the system secure and stable, a methodology for power generation
READ MOREAs the authors so rightly say in their Preface, control engineers have different requirements from modelling, experimental studies and simulation work for designing a good control system and this monograph presents a control-orien tated approach to these topics in
READ MOREControl of fuel cell power systems: principles, modelling, analysis and feedback design, Jay T. Pukrushpan, Anna G. Stefanopoulou and Huei Peng,
READ MORE1. Introduction. Fuel cells (FC) offer an alternative source of electric energy to power automotive applications, electric motor bikes and power storage systems [1].Fuel cells, unlike batteries, use an external source of hydrogen and oxygen to produce power and operate as long as the hydrogen fuel and oxygen supply is maintained.
READ MOREControl of Fuel Cell Power Systems: Principles, Modeling, Analysis and Feedback Design. 1 Background and Introduction.- 2 Fuel Cell System Model:
READ MOREPrimarily intended for researchers and students with a control background looking to expand their knowledge of fuel cell technology, Control of Fuel Cell Power Systems
READ MOREAbstract: In this paper, we develop proportional-integral-derivative (PID) control algorithm to examine the dynamic behavior of the proton exchange membrane fuel cell (PEMFC)
READ MORETesting, modeling, and control of a fuel cell hybrid vehicle. Min Joong Kim H. Peng Chan-Chiao Lin Euthie Stamos Doanh Tran. Engineering. Proceedings of the 2005, American Control. 2005. A comprehensive procedure for testing, modeling, and control design of a fuel cell hybrid vehicle (FCHV) is presented in this paper.
READ MOREBook Overview. The development of a model of a dynamic fuel cell reactant supply subsys-tem that is suitable for control study is explained in Chapters 2 and 3. The model incorporates the transient behaviors that are important for integrated control design and analysis. Models of the auxiliary components, namely, a compressor, manifolds, an air
READ MOREWritten for students with a control background and researchers looking to expand their knowledge of fuel cell technology, this book discusses the theory, modeling, and application of fuel cell power systems. Topics covered include the fuel cell stack and auxiliary components of a fuel cell system model, air flow control for fuel cell cathode
READ MOREThe Proton Exchange Membrane Fuel Cell (PEMFC) is one of the most important power supplies. Maintaining a constant voltage in PEM fuel cells with the presence of inputs and load variations, has always attracted the attention of many researchers and many articles have been published on this issue. This paper presents modeling of a PEM fuel cell
READ MORERequest PDF | Robust high order sliding mode control for performance improvement of PEM fuel cell power systems | In this paper, an efficient algorithm is applied to high step-up power converter
READ MORESolid oxide fuel cell (SOFC) is widely considered as an alternative solution among the family of the sustainable distributed generation. Its load flexibility enables it adjusting the power output to meet the requirements from power grid balance. Although promising, its control is challenging when faced with load changes, during which the output voltage is required to
READ MOREFuel Cells: Modeling, Control, and Applications describes advanced research results on modeling and control designs for fuel cells and their hybrid energy systems. Filled with simulation examples and test results, it provides detailed discussions on fuel cell modeling, analysis, and nonlinear control. The book begins with an
READ MOREFuel cell systems offer clean and efficient energy production and are currently under intensive development by several manufacturers for both stationary and mobile
READ MOREThe commercialization of Fuel Cell Systems (FCSs) faces a key obstacle in the form of limited cell lifespan and resultant cell degradation. This paper introduces a new approach, leveraging an artificial intelligence-based 2DOF control system to regulate the Oxygen Excess Ratio (OER) with two main goals: mitigating cell degradation due to
READ MOREIn Control of Fuel Cell Power Systems the application of fuel cells in automotive powertrains is emphasized because of the significance of the contribution to global CO2 emissions made by ground vehicle propulsion and because of the challenge presented by the accompanying control problems. The authors'' comprehensive control-oriented
READ MOREsystem net power; that is, epnet = P~!{ -Pnet· Figure 5.1 illustrates the physical location of all the input/output control variables. Fuel Cell Sy~tem Fig. 5.2. Control problem formulation We formulate the two control objectives edp = 0 and >.d 0 = 2, but net 2 focus on the problem of using the compressor motor voltage Vst to regulate
READ MOREFuel Cells: Modeling, Control, and Applications describes advanced research results on modeling and control designs for fuel cells and their hybrid
READ MOREA method to control the output voltage of a buck-boost converter connected to a fuel cell was presented. The method is based on switching the converter based on a few simple logical rules. The resulting performance has been deemed satisfactory, with transients settling after about 5 milliseconds.
READ MOREThis paper presents modeling, controller design, and simulation study of a proton exchange membrane fuel cell (PEMFC) distributed generation (DG) system. The overall configuration of the PEMFC DG system is given, dynamic models for the PEMFC power plant and its power electronic interfacing are briefly described, and controller
READ MORETwo Hybrid Power System (HPS) topologies are proposed in this paper based on the Renewable Energy Sources (RESs) and a Fuel Cell (FC) system-based backup energy
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