Showing papers in "Applied Thermal Engineering in 2003"
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TL;DR: In this paper, a review of the history of thermal energy storage with solid-liquid phase change has been carried out and three aspects have been the focus of this review: materials, heat transfer and applications.
4,019 citations
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TL;DR: In this paper, basic knowledge of the thermoelectric devices and an overview of these applications are given, and the prospects of the applications of the thermal devices are also discussed.
1,259 citations
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TL;DR: In this article, a wide range of pulsating heat pipes is experimentally studied and the influence of gravity and number of turns on the performance of closed loop pulsing heat pipes (CLPHPs) is analyzed.
352 citations
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TL;DR: In this paper, an experimental investigation of the characteristics of dual fuel operation when liquid diesel is partially replaced with natural gas under ambient intake temperature in a direct injection (DI) diesel engine is presented.
282 citations
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TL;DR: In this article, an experimental study was conducted on a pulsating heat pipe (PHP) made of copper capillary tube of 2-mm inner diameter and three different working fluids viz. water, ethanol and R-123 were employed.
262 citations
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TL;DR: In this paper, the thermal performance results of a fairly large matrix of closed loop pulsating heat pipes are presented and a detailed discussion follows on the important issues involved in the mathematical modeling of these devices.
258 citations
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TL;DR: In this paper, the optimum insulation thickness was investigated in the coldest cities of Turkey like Erzurum, Kars and Erzincan, and the optimization is based on the life cycle cost analysis.
256 citations
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TL;DR: In this article, the authors present a summary of the most common methods used for cost estimation of heat exchange equipment in the process industry and the sources of energy price projections, showing the relevance of the choice of the right method and the most reliable source of energy prices forecast used when choosing between alternative retrofit projects or when trying to determine the viability of a retrofit project.
246 citations
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TL;DR: In this paper, the authors summarized the current efforts at National Aeronautics and Space Administration (NASA)/Goddard and NASA/JPL to develop new thermal control technology for future robotic NASA missions.
246 citations
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TL;DR: In this article, the authors investigated the relation between capital costs and thermodynamic losses for devices in modern coal-fired, oil-fired and nuclear electrical generating stations, and showed that a systematic correlation appears to exist between capital cost and exergy loss (total or internal), but not between energy loss or external exergy losses.
244 citations
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TL;DR: In this article, the authors proposed a general and innovative criterion on plant management and determine, on the base of the examined case-studies, some correlations which allow to size the main components of the plant, using only few data which are easy to obtain.
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TL;DR: In this paper, the development of miniature loop heat pipes (mLHPs) with a nominal capacity of 25-30 W and a heat transfer distance up to 250 mm was investigated for cooling electronics components and CPU of mobile PC.
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TL;DR: In this paper, a technical and economical analysis of thermal disposal plant solutions with energy recovery has been carried out, where the considered plants enable the combined treatment of OMW and OH which, although penalizing the energy recovery, proves to be feasible and profitable in a future legislative scenario when stricter limitation on OMW disposal will force oil producers to bear high disposal costs.
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TL;DR: In this paper, a coupled heat and mass transfer model is presented for designing and manufacturing of a honeycombed rotary desiccant wheel, and the mathematical model has been validated using a real dehumidant wheel.
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TL;DR: In this paper, experiments on the evaporation heat transfer and pressure drop in the brazed plate heat exchangers were performed with refrigerants R410A and R22, and the empirical correlations of Nusselt number and friction factor were suggested for the tested PHEs.
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TL;DR: In this article, the required energy for seawater desalination based on a proposed hydrate formation process has been estimated and economic evaluation and cost estimation of produced potable water have been presented.
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TL;DR: In this paper, the authors proposed a bi-metallic approach to establish a cost-effective counterflow primary surface recuperator for higher temperature service, based on the assumptions made in this paper it is postulated that in the 100 kW size the maximum thermal efficiency attainable for an all-metall engine is 35%.
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TL;DR: In this paper, the application of micro-cogeneration (electrical power) in the context of energy saving with respect to traditional systems has been discussed, where the authors considered the cogeneration is worldwide considered as the major option to achieve considerable energy saving.
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TL;DR: In this paper, a comparative study of three different options in applying large-scale building-integrated PV technology in a coastal city at the South China Sea is presented, based on a 260 m2 mono-crystalline silicon PV wall on a 30-storey hotel building.
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TL;DR: In this paper, a reliable test rig has been designed and constructed to investigate the effect of geometrical parameters i.e. diameter and length of main tube, diameter of outlet orifice, shape of entrance nozzle.
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TL;DR: In this paper, the effects of injection spray pressure on engine performance and exhaust emissions have been investigated on a turbocharger diesel engine with 4-cylinder, 4-stroke, indirect injection.
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TL;DR: In this article, the authors developed a mathematical model and computer programs for ejector studies in refrigeration cycles, based on a forward marching technique of solution for the conservation equations, and evaluated the ejector performance with typical refrigeration conditions.
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TL;DR: In this article, a sodium acetate trihydrate is successfully thickened with bentonite and starch to achieve a similar thermal behavior as the salt hydrate, with the same melting point and an enthalpy decrease between 20% and 35%, depending on the type and amount of thickening material used.
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TL;DR: In this article, the authors proposed cooling using heat pipe, and recommended Pentium-IV CPU cooling module based on change of fan revolution speed, and looked for possibility of reducing acoustic noise.
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TL;DR: In this article, a genetic algorithm has been used to achieve a thermoeconomic optimization of combined cycle gas turbine (CCGT) power plants, where two different objective functions are proposed: one minimizes the cost of production per unit of output and the other maximizes the annual cash flow.
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TL;DR: In this article, experiments were performed to determine forced convection heat transfer coefficients and friction factor for air flowing in a corrugated channel employed in plate heat exchangers, and two different values of channel height 5 and 10 mm for a single corrugation angle of 20°.
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TL;DR: In this paper, a thermodynamic system study of trigeneration configurations using a commercial software integrated with specifically designed modules is presented, analyzes and compares heat recovery from the primary mover at different temperature levels.
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TL;DR: In this article, the effectiveness of a hybrid solar collector that generates both electric power and heat was described and compared to those of a photovoltaic and a solar collector, and it was clarified that the hybrid collector had an advantage in terms of exergy efficiency, though there is some lowering of collector efficiency.
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TL;DR: In this article, an application of artificial neural networks (ANNs) to predict the heat transfer rate of the wire-on-tube type heat exchanger was presented, where a back propagation algorithm, the most common learning method for ANNs, is used in the training and testing of the network.