Indexation 621.47
621 Ingénierie mécanique en général. Technologie nucléaire. Ingénierie électrique. MachinerieOuvrages de la bibliothèque en indexation 621.47 (160)
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Roman Bader, Auteur ; Andrea Pedretti, Auteur ; Aldo Steinfeld, Auteur |A large-span solar parabolic trough concentrator is designed based on a multilayer polymer mirror membrane mounted on a rotatable concrete structure. The multilayer membrane is contained in a transparent protective air tube and generates a multi[...]
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Gregor P. Henze, Auteur ; Anthony R. Florita, Auteur ; Michael J. Brandemuehl, Auteur |Using a simulation and optimization environment, this paper presents advances toward near-optimal building thermal mass control derived from full factorial analyses of the important parameters influencing the passive thermal storage process for [...]
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Maryam Refan, Auteur ; Horia Hangan, Auteur |The aerodynamic performance of an upwind, three-bladed, small horizontal axis wind turbine (HAWT) rotor of 2.2 m in diameter was investigated experimentally and theoretically in order to assess the applicability of the blade element momentum (BE[...]
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Charles E. Andraka, Auteur ; Julius Yellowhair, Auteur ; Kirill Trapeznikov, Auteur |The proper alignment of facets on a dish engine concentrated solar power system is critical to the performance of the system. These systems are generally highly concentrating to produce high temperatures for maximum thermal efficiency so there i[...]
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Shashikant Warerkar, Auteur ; Stefan Schmitz, Auteur ; Joachim Goettsche, Auteur |In view of rising energy prices and an increasing share of power generated by renewable energy sources, the importance of energy storage is growing. In the framework of this project, a thermal energy storage concept for solar power towers is bei[...]
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Bartelt, Roman, Auteur ; Maurizio Barbato, Auteur ; Andrea Pedretti, Auteur |A cylindrical cavity-receiver containing a tubular absorber that uses air as the heat transfer fluid is proposed for a novel solar trough concentrator design. A numerical heat transfer model is developed to determine the receiver's absorption ef[...]
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S. Redi, Auteur ; G. S. Aglietti, Auteur ; A. R. Tatnall, Auteur |This paper presents a preliminary assessment of the potential advantage that a high altitude solar collector could bring compared with the traditional ground based photovoltaic systems. This advantage mainly derives from the reduced attenuation [...]
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L. Damiani, Auteur ; A. Trucco, Auteur |This paper presents a modified equilibrium simulation model for biomass gasification performance prediction. The model, implemented in the MATLAB-SIMULINK® environment, is able to calculate the reactor main operating parameters such as reaction [...]
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S. Jafari, Auteur ; N. Chokani, Auteur ; R. S. Abhari, Auteur |The accurate modeling of the wind resource over complex terrain is required to optimize the micrositing of wind turbines. In this paper, an immersed boundary method that is used in connection with the Reynolds-averaged Navier–Stokes equations wi[...]
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Jon T. Van Lew, Auteur ; Peiwen Li, Auteur ; Cho Lik Chan, Auteur |Thermal storage has been considered as an important measure to extend the operation of a concentrated solar power plant by providing more electricity and meeting the peak demand of power in the time period from dusk to late night everyday, or ev[...]
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Stefano Giuliano, Auteur ; Reiner Buck, Auteur ; Santiago Eguiguren, Auteur |Selected solar-hybrid power plants for operation in base-load as well as midload were analyzed regarding supply security (dispatchable power due to hybridization with fossil fuel) and low CO2 emissions (due to integration of thermal energy stora[...]
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Khaled Rouissi, Auteur ; Moncef Krarti, Auteur ; John S. McCartney, Auteur |This paper presents a heat transfer model for thermo-active drilled-shaft foundations used for heating and cooling buildings. Specifically, this paper presents a numerical approach to evaluate the unsteady temperature distribution within the gro[...]
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Andrew Kusiak, Auteur ; Zijun Zhang, Auteur |Vibrations of a wind turbine have a negative impact on its performance. Mitigating this undesirable impact requires knowledge of the relationship between the vibrations and other wind turbine parameters that could be potentially modified. Three [...]
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Jürgen Dersch, Auteur ; Peter Schwarzbözl, Auteur ; Timo Richert, Auteur |An existing software tool for annual performance calculation of concentrating solar power and other renewable energy plants has been extended to enable the simulation of solar tower power plants. The methodology used is shown and a demonstrative[...]
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Wanan Sheng, Auteur ; Roderick A. McD. Galbraith, Auteur ; Frank N. Coton, Auteur |National Renewable Energy Laboratory, USA (NREL) airfoils have been specially developed for wind turbine applications, and projected to yield more annual energy without increasing the maximum power level. These airfoils are designed to have a li[...]
