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Effect of compression ratio, equivalence ratio and engine speed on the performance and emission characteristics of a spark ignition engine using hydrogen as a fuel
Sadiq Al-Baghdadi, Maher A.R. - In: Renewable Energy 29 (2004) 15, pp. 2245-2260
, particularly for transportation, power generation, and agricultural sectors. Researchers have found that hydrogen presents the best … and an unprecedented solution to the energy crises and pollution problems, due to its superior combustion qualities and … speed on the engine performance, emissions and pre-ignition limits of a spark ignition engine operating on hydrogen fuel. …
Persistent link: https://www.econbiz.de/10010806551
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The safe operation zone of the spark ignition engine working with dual renewable supplemented fuels (hydrogen+ethyl alcohol)
Al-Baghdadi, Sadiq; Abdul-Resul, Maher - In: Renewable Energy 22 (2001) 4, pp. 579-583
The effect of the amount of hydrogen/ethyl alcohol addition on the performance and pollutant emission of a four … improved when operating the gasoline spark ignition engine with dual addition of hydrogen and ethyl alcohol. The important … ethyl alcohol blended with gasoline and satisfying constant NOx emission when hydrogen is added. A chart limiting the safe …
Persistent link: https://www.econbiz.de/10010806350
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Hypercars: Speeding the transition to solar hydrogen
Williams, Brett D. - In: Renewable Energy 10 (1997) 2, pp. 471-479
powered by solar hydrogen. Even using internal-combustion engines, ultralight, ultraslippery, advanced-composite, hybrid …
Persistent link: https://www.econbiz.de/10011045497
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Development forecast of renewable energy power generation in China and its influence on the GHG control strategy of the country
Liu, Tong; Xu, Gang; Cai, Peng; Tian, Longhu; Huang, Qili - In: Renewable Energy 36 (2011) 4, pp. 1284-1292
CO2 emissions of the electricity supply sector in China account for about half of the total volume in the country. Thus, reducing CO2 emissions in China’s electricity supply sector will contribute significantly to the efforts of greenhouse gas (GHG) control in the country and the rest of the...
Persistent link: https://www.econbiz.de/10010805709
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A novel small scale efficient wind turbine for power generation
Ahmed, N.A. - In: Renewable Energy 57 (2013) C, pp. 79-85
A ‘proof of concept’ study of a novel wind turbine that overcomes some of the deficiencies and combines the advantages of the conventional horizontal and vertical axis wind turbines is presented in this paper. The study conducted using computational fluid dynamics and wind tunnel tests...
Persistent link: https://www.econbiz.de/10010807153
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Wave energy resources: Wave climate and exploitation
Portilla, Jesus; Sosa, Jeison; Cavaleri, Luigi - In: Renewable Energy 57 (2013) C, pp. 594-605
In identifying the most convenient zones for harvesting wave energy, it is natural to be attracted by the areas where we find the highest mean energy values. The obvious examples are the storm belts. A more careful analysis reveals that for practical use other factors need to be taken into...
Persistent link: https://www.econbiz.de/10010804658
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Impacts of renewable energy regulations on the structure of power generation in China – A critical analysis
Zhao, Zhen-Yu; Zuo, Jian; Fan, Lei-Lei; Zillante, George - In: Renewable Energy 36 (2011) 1, pp. 24-30
pollution. The Government recognized the important role the renewable energy plays in the power generation structure. As a …
Persistent link: https://www.econbiz.de/10010804792
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An integrated system framework for fuel cell-based distributed green energy applications
Wu, S.H.; Kotak, D.B.; Fleetwood, M.S. - In: Renewable Energy 30 (2005) 10, pp. 1525-1540
The environmental pollution and diminishing conventional fuel sources and global warming problems make it more … hydrogen and fuel cell technologies further facilitate these energy options to supply electrical power to various communities …. Hydrogen fuel cell systems coupled with renewable energy sources stand out as a promising solution. This paper presents an …
Persistent link: https://www.econbiz.de/10010803805
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Analytical model for predicting the performance of photovoltaic array coupled with a wind turbine in a stand-alone renewable energy system based on hydrogen
Kolhe, M.; Agbossou, K.; Hamelin, J.; Bose, T.K. - In: Renewable Energy 28 (2003) 5, pp. 727-742
wind turbine generator in a stand-alone renewable energy system based on hydrogen production for long-term energy storage …
Persistent link: https://www.econbiz.de/10010803916
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Economic analysis of standalone and grid connected hybrid energy systems
Türkay, Belgin Emre; Telli, Ali Yasin - In: Renewable Energy 36 (2011) 7, pp. 1931-1943
A pilot region was selected and cost analysis of using renewable energy sources with a hydrogen system for that region … energy with hydrogen as a storage unit to meet the electricity requirements of the pilot region as a standalone system and in …
Persistent link: https://www.econbiz.de/10011044158