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90 articles for “Thermal Performance”
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Research ArticleOpen accessIn the abstractPerformance Analysis and Components Irreversiblities of a (25 MW) Gas Turbine Power Plant Modeled with a Spray CoolerFidelis Ibiang Abam, Ikpi U. Ugot, Dodeye Ina IgbongIn this study the effect of inlet air cooling system and components irreversibilities on the performance of an active 25MW gas turbine power plant was investigated. The objective of this study was to establish the potential benefits of improving the performance of the current gas turbine plant into a more advanced cycle with high efficiency and power output through inlet … …American Journal of Engineering and Applied Sciences, Vol. 5, Issue 1 · 24 Feb 2012 · 9,379 accessesView PDFCite
Research ArticleOpen accessIn the abstractTemperature Effect on Uncooled Semiconductor Laser Diode to the Network Performance SystemMohammad Syuhaimi Ab-Rahman, Nurain Izzati ShuhaimiProblem statement: The characteristics of a laser diode are highly dependent on the temperature of the laser chip. Thus, the effect of temperature on the network performance of uncooled semiconductor laser diode are studied by simulating its equivalent electrical circuit, developed from the rate equations that governing optical components directly into an electrical simulation framework. Approach: The simulations are carried … …Journal of Computer Science, Vol. 8, Issue 4 · 8 Feb 2012 · 6,621 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Effect of Temperature on the Performance of Uncooled Semiconductor Laser Diode in Optical NetworkMohammad Syuhaimi Ab-Rahman, Nurain Izzati ShuhaimiProblem statement: The characteristics of a laser diode are highly dependent on the temperature of the laser chip. Thus, the effect of temperature on the network performance of uncooled semiconductor laser diode are studied by simulating its equivalent electrical circuit, developed from the rate equations that governing optical components directly into an electrical simulation framework. Approach: The simulations are carried … …Journal of Computer Science, Vol. 8, Issue 1 · 29 Oct 2011 · 7,685 accessesView PDFCite
Research ArticleOpen accessIn the abstractUse of Palm oil Biodiesel Blends as a Fuel for Compression Ignition EngineB. Deepanraj, C. Dhanesh, R. Senthil et al.Problem statement: The increasing awareness of the environmental hazards and the alarming levels of air pollution have led to more restrictive regulations on engines emission control in recent years. Approach: The dwindling resources and rising cost of crude oil had resulted in an intensified search for alternate fuels. In the present study biodiesel (palm oil methyl ester) blends with diesel … …American Journal of Applied Sciences, Vol. 8, Issue 11 · 7 Oct 2011 · 8,216 accessesView PDFCite
Research ArticleOpen accessIn the abstractComputer Modeling of a CI Engine for Optimization of Operating Parameters Such as Compression Ratio, Injection Timing and Injection Pressure for Better Performance and Emission Using Diesel-Diesel Biodiesel BlendsM. Venkatraman, G. DevaradjaneProblem statement: The present work describes a theoretical investigation concerning the performance of a four strokes compression ignition engine, which is powered by alternative fuels in the form of diesel and diesel biodiesel blends. Approach: The developed simulation model used to estimate the cylinder pressure, heat release rate, brake thermal efficiency, brake specific fuel consumption and engine out emissions. The … …American Journal of Applied Sciences, Vol. 8, Issue 9 · 2 Aug 2011 · 7,727 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Effect of Prickly Poppy Methyl Ester Blends on Ci Engine Performance and Emission CharacteristicsP. Lawrence, P. Koshy Mathews, B. DeepanrajProblem statement: The aim of this research was to investigate the effect of using Prickly poppy methyl ester as a fuel blend on Diesel engine (CI engine) performance and exhaust emission. Approach: Short-term engine performance tests were conducted to evaluate and compare the use of various diesel fuel supplements at blend rations of 60/40, 70/30, 80/20, 90/10, in a standard, … …American Journal of Environmental Sciences, Vol. 7, Issue 2 · 26 May 2011 · 7,136 accessesView PDFCite
Research ArticleOpen accessIn the abstractExperimental Investigation on Performance and Emission Characteristics of Low Heat Rejection Diesel Engine with Ethanol as FuelP. Lawrence, P. Koshy Mathews, B. DeepanrajProblem statement: Depleting petroleum reserves on the earth and increasing concerns about the environment leads to the question for fuels which are eco-friendly safer for human beings. The objective of present work was to investigate the effect of coating on piston, cylinder head and valves of a Diesel engine on the performance and emission characteristics of exhaust gases using wet … …American Journal of Applied Sciences, Vol. 8, Issue 4 · 18 Apr 2011 · 7,219 accessesView PDFCite
Research ArticleOpen accessIn the abstractComputational Study of Hybrid Water Heater with Evacuated Glass Tube Solar Collector and Rice Husk CombustionPiyanun Charoensawan, Chaiwat WannagositProblem statement: The thermal performance modeling of hybrid water heater with evacuated glass tube solar collector and flue gas of rice husk combustion was developed. The solar global radiation and ambient air temperature data used in the system modeling belongs Phitsanulok province from 7 am-5 pm in the summer season. Approach: The system can be divided into two parts, i.e., … …Energy Research Journal, Vol. 1, Issue 2 · 31 Oct 2010 · 7,596 accessesView PDFCite
Research ArticleOpen accessIn the abstractLead Free Solder Joint Thermal Condition in Semiconductor PackagingM. Najib Harif, Allina Nadzri, Kamaruzaman JusoffProblem statement: Solder joints are responsible for both electrical and mechanical connections. Solder does not have adequate ductility to ensure the repeated relative displacements due to the mismatch between expansion coefficients of the chip carrier and the circuit board. Solder material plays a crucial role to provide the necessary electrical and mechanical interconnections in an electronic assembly. Finding a technique … …American Journal of Applied Sciences, Vol. 7, Issue 7 · 31 Jul 2010 · 7,160 accessesView PDFCite
Research ArticleOpen accessIn the abstractPerceived Kitchen Environment among Malaysian ElderlyZahari Taha, Ruhaizin SulaimanProblem statement: Kitchen is the most important room in a house. Its environment should be highly conducive especially for the elderly when performing daily kitchen activities. There has been little research focused on the environment quality of the elderly kitchen in Malaysia. Only a few researches have been done on general home environment although our preliminary findings shown that the … …American Journal of Engineering and Applied Sciences, Vol. 3, Issue 2 · 30 Jun 2010 · 7,682 accessesView PDFCite