Showing 41 - 50 of 53
This paper describes an investigation of the periodic heat transfer and optimum placement of the air gap in a hollow concrete slab subjected to solar radiation and atmospheric air on one side and in contact with air at a fixed temperature on the other. The heat conduction equation has been...
Persistent link: https://www.econbiz.de/10008916789
In this paper, artificial neural network (ANN) models are developed for estimating monthly mean hourly and daily diffuse solar radiation. Solar radiation data from 10 Indian stations, having different climatic conditions, all over India have been used for training and testing the ANN model. The...
Persistent link: https://www.econbiz.de/10008918789
The conventional expression for the coefficient of performance (COP) of an ideal absorption cycle is misleading and a correct expression is derived. The deviation in the COP values from these two expressions increases with the increase in the difference in the absorber and condenser temperatures.
Persistent link: https://www.econbiz.de/10008919407
This paper proposes a novel latent heat storage which is applicable to solar space heating systems. The device is similar to an absorption refrigerator and stores liquid refrigerant which is subsequently evaporated to release the latent heat. It will recover the energy in a heat pump mode for...
Persistent link: https://www.econbiz.de/10008920032
This paper presents a simple mathematical model for solar space heating in a non-airconditioned building with movable insulation over the roof pond. The building room considered is of rectangular shape (6 m x 5 m x 4 m) based on the ground. The effects of heat conduction to the ground, heat...
Persistent link: https://www.econbiz.de/10008920086
The energy supply to demand narrowing down day by day around the world, the growing demand of power has made the power plants of scientific interest, but most of the power plants are designed by the energetic performance criteria based on first law of thermodynamics only. The real useful energy...
Persistent link: https://www.econbiz.de/10008920379
Thermal energy storage (TES) systems using phase change material (PCM) have been recognized as one of the most advanced energy technologies in enhancing the energy efficiency and sustainability of buildings. Now the research is focus on suitable method to incorporate PCMs with building. There...
Persistent link: https://www.econbiz.de/10008829928
Desalinated water, the final product of a solar distillation system, is useful for drinking purpose, community services, industry and agriculture on a small scale. It is expensive and may be considered as an industrial product. In the present communication, it has been tried to collect...
Persistent link: https://www.econbiz.de/10010702999
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