design and control methodology of series parallel torque and speed coupling hybrid drive train

modern electric hybrid electric and fuel cell vehicles

Ngày tải lên : 06/05/2014, 11:35

... 298 299 302 305 307 Design and Control Methodology of Series Parallel (Torque and Speed Coupling) Hybrid Drive Train 9.1 Drive Train Conﬁguration 9.1.1 Speed- Coupling Analysis ... chapters and one appendix have been added They are Chapter 9: Design and Control Methodology of Series Parallel (Torque and Speed Coupling) Hybrid Drive Train; Chapter 10: Design and Control Principles ... Electric Drive Trains (Electrical Coupling) 5.2.2 Parallel Hybrid Electric Drive Trains (Mechanical Coupling) 5.2.2.1 Parallel Hybrid Drive Train with Torque Coupling...

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Novel design of a compacted micro-structured air-breathing PEM fuel cell as a power source for mobile phones

Ngày tải lên : 05/09/2013, 14:58

... is essential to the development and optimization of fuel cells, the introduction of cheaper materials and fabrication techniques, and the design and development of novel architectures which enhance ... design and optimization of future fuel cells to improve their lifetime with a much higher power density and lower cost The analysis offers valuable physical insight towards design of a cell and ... performance and design of air-breathing PEM fuel cells Litster and Djilali [1] developed a single-phase one-dimensional semi-analytical model of the membrane electrode assembly (MEA) of planar...

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Novel design of a disk-shaped compacted micro-structured air-breathing PEM fuel cell

Ngày tải lên : 05/09/2013, 14:58

... is essential to the development and optimization of fuel cells, the introduction of cheaper materials and fabrication techniques, and the design and development of novel architectures which enhance ... micro-fuel cells in terms of design, materials, effective transport of reactants, and heat management The development of physically representative models that allow reliable simulation of the processes ... performance and design of air-breathing PEM fuel cells Litster and Djilali [1] developed a single-phase one-dimensional semi-analytical model of the membrane electrode assembly (MEA) of planar...

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Design and development of major balance of plant components in solid oxide fuel cell system

Ngày tải lên : 05/09/2013, 16:10

... any SOFC system, the performance of the INER SOFC system is dependent not only on the design and operating conditions of the fuel cell stack, but also on the design and operating conditions of ... SOFC BOP system (S/C=1.7, O/C=0.3, fuel utilization = 64.2%, electrical conversion efficiency = 44%) Design of SOFC BOP components The BOP components of a SOFC system account for between 50% and ... provided by the anode off-gas given an anode off-gas temperature of less than 650 oC, a cathode off-gas temperature of less than 390 oC, and a flame barrier temperature of less than 700 oC However,...

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Optimal Design of a Hybrid Electric Car with Solar Cells pptx

Ngày tải lên : 30/03/2014, 10:20

... the hybrid car) TAB III – POWER, MASS AND DIMENSIONS OF COMMERCIAL CARS In case of HSV, fuel consumption is reduced thanks both to solar energy contribution and to higher efficiency of the hybrid ... evaluation of the efficiency of both conventional and hybrid vehicle depends on several variables [13][19], including control system, not yet considered in this model Average values of 30% and 40% ... while the minimum values of l,w,h and the limit values of l/w and h/w coincide with their corresponding values in the database of TAB III) The satisfaction of the constraints (21-22) assures that...

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Modern electric, Hybird Electric and Fuel cell Vehicles pot

Ngày tải lên : 27/06/2014, 01:21

... 298 299 302 305 307 Design and Control Methodology of Series Parallel (Torque and Speed Coupling) Hybrid Drive Train 9.1 Drive Train Conﬁguration 9.1.1 Speed- Coupling Analysis ... chapters and one appendix have been added They are Chapter 9: Design and Control Methodology of Series Parallel (Torque and Speed Coupling) Hybrid Drive Train; Chapter 10: Design and Control Principles ... Electric Drive Trains (Electrical Coupling) 5.2.2 Parallel Hybrid Electric Drive Trains (Mechanical Coupling) 5.2.2.1 Parallel Hybrid Drive Train with Torque Coupling...

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The optimisation of grid designs for valve-regulated lead/acid batteries for hybrid electric vehicle applications pdf

Ngày tải lên : 05/07/2014, 20:21

... radial designs with dual and single side tabs and (vii) using hexagonal pellets across the whole grid with a 1.0 mm wire and an area of 72 mm2 These were analysed as before and the selected design ... were random rather than systematic and as a result the simulation was judged to be capable of providing a reasonable basis for comparison between grid designs Computer simulation of grid designs ... (2010) 4520–4524 Cell design The cell was designed to have a nominal capacity of 5.4 Ah and was sized to ﬁt in battery box with thermal control for a commercially available HEV The design used four...

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Fuel Cell/Gas Turbine Hybrid potx

Ngày tải lên : 06/07/2014, 02:20

... maintenance of hybrid system Sensors and controls New sensors, the application of reliable and robust sensors, and well-understood control algorithms (based on sensitive measurements and manipulated ... identiﬁcation and understanding of controlled parameter response to manipulated variables; high-temperature (high-pressure) sensors, valves, and measurement and control technologies; understanding of dynamic ... Each of the projects focused on a sub-1 MW class hybrid system The General Electric project included the submegawatt design of an SOFC and an MTG Fuel Cell Energy’s hybrid system was comprised of...

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Modern Electric , Hybrid Electric and rule cell vehicles P1 pps

Ngày tải lên : 06/07/2014, 07:20

... 298 299 302 305 307 Design and Control Methodology of Series Parallel (Torque and Speed Coupling) Hybrid Drive Train 9.1 Drive Train Conﬁguration 9.1.1 Speed- Coupling Analysis ... chapters and one appendix have been added They are Chapter 9: Design and Control Methodology of Series Parallel (Torque and Speed Coupling) Hybrid Drive Train; Chapter 10: Design and Control Principles ... Electric Drive Trains (Electrical Coupling) 5.2.2 Parallel Hybrid Electric Drive Trains (Mechanical Coupling) 5.2.2.1 Parallel Hybrid Drive Train with Torque Coupling...

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Modern Electric , Hybrid Electric and rule cell vehicles P2 doc

Ngày tải lên : 06/07/2014, 07:20

... the tires of the driven wheels and the road surface propels the vehicle forward It is produced by the power plant torque and transferred through transmission and final drive to the drive wheels ... being one of the two first hybrid vehicles, and the first parallel hybrid vehicle, the Pieper was undoubtedly the first electric starter The other hybrid vehicle introduced at the Paris Salon of 1899 ... the hybrid design was used to extend the range of an EV and not to supply additional power to a weak IC engine Frenchman Camille Jenatzy presented a parallel hybrid vehicle at the Paris Salon of...

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Analysis of transport phenomena and electrochemical reactions in a micro PEM fuel cell with nature inspired flow field design

Ngày tải lên : 09/09/2015, 10:17

... development and optimization of micro fuel cells, improve long-term performance and lifetime, the introduction of cheaper materials and fabrication techniques, and the design and development of novel ... is essential to the development and optimization of fuel cells, the introduction of cheaper materials and fabrication techniques, and the design and development of novel architectures The difficult ... and components; and provide a computer-aided tool for the design and optimization of future fuel cells to improve their lifetime with a much higher power density and lower cost The analysis offers...

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Pem fuel cell stack modeling and design of DC DC converter for fuel cell energy system

Ngày tải lên : 14/09/2015, 14:09

... facilitate the controller design The main objective of the research is twofold: Fuel cell stack modelling DC/DC converter design The aim of the ﬁrst aspect of the research is to develop a simple and accurate ... Feed-forward/Feedback Controller Design 141 8.2 Stability of Combined Feed-forward/Feedback Controller 144 8.2.1 Analysis of Feed-forward voltage Controller 144 8.2.2 Analysis of Feedback ... diagram of the cascaded controller Schematic diagram of combined feed-forward/feedback controller Schematic diagram of feed-forward voltage controller Schematic diagram of...

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A CFD study of hygro-thermal stresses distribution in tubular-shaped ambient air-breathing PEM micro fuel cell during regular cell operation

Ngày tải lên : 05/09/2013, 14:58

... conditions of temperature, humidity As a result of in the changes in temperature and moisture, the membrane, GDL and bipolar plates will all experience expansion and contraction Because of the different ... cells, improve long-term performance, the introduction of cheaper materials and fabrication techniques, and the design and development of ISSN 2076-2895 (Print), ISSN 2076-2909 (Online) ©2010 ... relate the level of over- and undersaturation as well as the amount of liquid water present to the amount of water undergoing phase change In the present work, the procedure of Berning and Djilali...

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Modeling optimizes PEM fuel cell durability using threedimensional multi-phase computational fluid dynamics model

Ngày tải lên : 05/09/2013, 14:58

... Journal of Energy and Environment (IJEE), Volume 1, Issue 3, 2010, pp.375-398 377 temperature requires studying and modelling of the stress-strain behaviour of membranes and MEAs Weber and Newman ... fuel cells, improve long-term performance and lifetime, the introduction of cheaper materials and fabrication techniques, and the design and development of novel architectures References [1] Zhang, ... identify limiting steps and components; and (3) provide a computer-aided tool for design and optimization of future fuel cell with much higher power density, long cell life, and lower cost To achieve...

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Mechanical behaviour of PEM fuel cell catalyst layers during regular cell operation

Ngày tải lên : 05/09/2013, 14:58

... stresses and then decay of the catalyst is more serious than that of the PEM References [1] Mehta V, Cooper JS Review and analysis of PEM fuel cell design and manufacturing Journal of Power Sources ... phenomena, and deformation, which, cannot be studied experimentally; (2) identify limiting steps and components; and (3) provide a computer-aided tool for design and optimization of future fuel ... Journal of Energy and Environment (IJEE), Volume 1, Issue 6, 2010, pp.927-936 of which have some element of physical design or operation associated to it that can be altered to improve an aspect of...

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A CFD analysis on the effect of ambient conditions on the hygro-thermal stresses distribution in a planar ambient airbreathing PEM fuel cell

Ngày tải lên : 05/09/2013, 14:58

... design and optimization of future fuel cells to improve their lifetime with a much higher power density and lower cost The analysis offers valuable physical insight towards design of a cell and ... performance, the introduction of cheaper materials and fabrication techniques, and the design and development of novel architectures The difficult experimental environment of fuel cell systems has ... the cathode and is one of the crucial factors in an air-breathing PEM fuel cell system, due the lack of control of ambient air stream conditions (flow stoichiometry, temperature, and humidity)...

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Prediction of deformation and hygro-thermal stresses distribution in PEM fuel cell vehicle using threedimensional CFD model

Ngày tải lên : 05/09/2013, 14:58

... and optimization of fuel cells, improve long-term performance and lifetime, the introduction of cheaper materials and fabrication techniques, and the design and development of novel architectures ... elastic strain component, π pl is the plastic strain component, and π T , π S are the thermal and swelling induced strains, respectively The thermal strains resulting from a change in temperature of ... displacement, and the degree of the deformation in MEA are directly related to the increasing of current density, due to increasing of heat generation This result may explain the occurrence of cracks and...

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A CFD analysis of transport phenomena and electrochemical reactions in a tubular-shaped PEM fuel cell

Ngày tải lên : 05/09/2013, 14:58

... different shapes of micro-channels which have been already developed and newly designed as well The result of analysis shows that characteristics of flow such as velocity, uniformity, and flow rate, ... distribution of reactant species in this design of the perforated type gas distributor One of the new architectures in PEM fuel cell design is a tubular-shaped fuel cell Fuel cell companies and research ... consisting of a total of 11371 nodes and 60778 meshes for planar cell and 16927 nodes and 94547 meshes for tubular cell were found to provide sufficient spatial resolution (Figure 2) The coupled set of...

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Performance optimization of a PEM hydrogen-oxygen fuel cell

Ngày tải lên : 05/09/2013, 14:58

... understanding of the phenomena inside the cell They only correlate output with input Semi-empirical models are very useful for estimating the performance of PEM fuel cell stacks and optimization of ... optimization of fuel cell system integration and operation The aim of this research is to design and construct a mathematical model for investigating the performance of a PEM fuel cell at different operation ... to the concentration drop of reactant gases, and thus inversely to the growth rate n of by-products of the electrochemical reaction in the catalyst layers, flow fields, and across the electrode...

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Numerical investigation into premixed hydrogen combustion within two-stage porous media burner of 1 kW solid oxide fuel cell system

Ngày tải lên : 05/09/2013, 15:28

... provide a more convenient and versatile means of obtaining detailed insights into the characteristic thermofluidic properties of the stack and afterburner components of an SOFC system Numerical simulations ... solution of a coupled problem involving fluid flow, heat and mass transfer and chemical reactions within both the porous media and the free space regions of the burner Furthermore, the fluid and solid ... ceramic has an open section of 33% and a pore diameter of 0.8 mm to prohibit the flame propagation in the area, while the metal foam has an open section of 87% and a pore size of 10 pores per inch (ppi)...

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