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European energy model long-term demand forecasting application of the model MEDEE-3 to France ; final report
Labrousse, Michel - 1983
Persistent link: https://www.econbiz.de/10000638564
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Thermal behavior and performance assessment of a solar adsorption cooling system with finned adsorber
El Fadar, Abdellah - In: Energy 83 (2015) C, pp. 674-684
This paper presents a modeling and optimization investigation of a solar driven adsorption cooling system working with …
Persistent link: https://www.econbiz.de/10011264377
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Mathematical modeling of multiple-effect evaporators and energy economy
Kaya, Durmus; Ibrahim Sarac, H. - In: Energy 32 (2007) 8, pp. 1536-1542
In this study, a mathematical model was developed for multiple-effect evaporators. These evaporators have cocurrent, countercurrent and parallel flow operation options. Each operation was investigated with and without pre-heaters. The effect of pre-heating on evaporation process was investigated...
Persistent link: https://www.econbiz.de/10010807294
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Optimum design parameters and operating condition for maximum power of a direct methanol fuel cell using analytical model and genetic algorithm
Tafaoli-Masoule, M.; Bahrami, A.; Elsayed, E.M. - In: Energy 70 (2014) C, pp. 643-652
It is well known that anode and cathode pressures, cell temperature and channel geometry are the effective parameters in the performance of DMFC (direct methanol fuel cell). In the present paper, the GA (genetic algorithm) as one of the most powerful optimization tools is applied to determine...
Persistent link: https://www.econbiz.de/10010807957
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Review of computational heat and mass transfer modeling in polymer-electrolyte-membrane (PEM) fuel cells
Siegel, C. - In: Energy 33 (2008) 9, pp. 1331-1352
-dimensional, large-scale setups, is presented with an emphasis on heat and mass transfer. Modeling strategies and commonly used … partial differential equations. Finally, an overview of commonly used simulation software for fuel cell modeling is given. A … finishes with a survey of outstanding issues and recent modeling trends. …
Persistent link: https://www.econbiz.de/10010808232
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Optimum biomass drying for combustion – A modeling approach
Gebreegziabher, Tesfaldet; Oyedun, Adetoyese Olajire; … - In: Energy 53 (2013) C, pp. 67-73
Drying biomass as fuel in a combustion process can increase the combustion efficiency, reduce pollution and improve operation. On the other hand, drying biomass is an expensive process that requires huge capital investment and energy input. The difficulty of removing moisture from biomass is...
Persistent link: https://www.econbiz.de/10010808475
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Analysis of energy intensity in manufacturing industry using mixed-effects models
Kepplinger, D.; Templ, M.; Upadhyaya, S. - In: Energy 59 (2013) C, pp. 754-763
The paper makes a cross country analysis of the energy intensity in manufacturing sectors. Empirical data for this purpose is gathered from the databases of two international agencies namely the IEA (International Energy Agency) and the UNIDO (UN International Development Organization), which...
Persistent link: https://www.econbiz.de/10010808546
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Underground coal gasification: A new clean coal utilization technique for India
Khadse, Anil; Qayyumi, Mohammed; Mahajani, Sanjay; … - In: Energy 32 (2007) 11, pp. 2061-2071
Energy demand of India is continuously increasing. Coal is the major fossil fuel in India and continues to play a pivotal role in the energy sector. India has relatively large reserves of coal (253 billion tonnes) compared to crude oil (728 million tonnes) and natural gas (686 billion cubic...
Persistent link: https://www.econbiz.de/10010808822
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Energy efficiency in waste water treatments plants: Optimization of activated sludge process coupled with anaerobic digestion
Descoins, N.; Deleris, S.; Lestienne, R.; Trouvé, E.; … - In: Energy 41 (2012) 1, pp. 153-164
This paper presents a study concerning the optimization of a Waste Water Treatment process. The process deals with carbon and nitrogen removal and includes activated sludge reactors coupled with an anaerobic digestion reactor. Nitrification and de-nitrification biochemical reactions are due to...
Persistent link: https://www.econbiz.de/10010809386
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Thermochemical equilibrium modeling of a biomass downdraft gasifier: Constrained and unconstrained non-stoichiometric models
Mendiburu, Andrés Z.; Carvalho, João A.; Zanzi, Rolando; … - In: Energy 71 (2014) C, pp. 624-637
The objective of this work is to develop a non-stoichiometric equilibrium model to study parameter effects in the gasification process of a feedstock in downdraft gasifiers. The non-stoichiometric equilibrium model is also known as the Gibbs free energy minimization method. Four models were...
Persistent link: https://www.econbiz.de/10010809535