نتایج جستجو برای: thermal pollution

تعداد نتایج: 285865  

2013
Zhi Qiao Guangjin Tian Lin Xiao

Beijing has experienced rapid urbanization and associated urban heat island effects and air pollution. In this study, a contribution index was proposed to explore the effect of urbanization on land surface temperature (LST) using Moderate-Resolution Imaging Spectroradiometer (MODIS)-derived data with high temporal resolution. The analysis indicated that different zones and landscapes make diurn...

2015
Ajay Tripathi H. Chandra

The cooling system of an Automobile plays an important role in its performance, consists of two main parts, known as radiator and fan. Improving thermal efficiency of engine leads to increase the engine's performance, decline the fuel consumption and decrease the pollution emissions. Water and ethylene glycol as conventional coolants have been widely used in radiators of an automotive industry ...

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Many cities in the world are involved with air pollution and environmental pollution. The consumption of fossil fuels in buildings has an enormous impact on the pollution. About 40% of the total energy is spent on heating, cooling and lighting of buildings. The use of solar energy is one of the ways that reduce the thermal load of buildings. One of the factors that affect this utilization is th...

2012
Sameh M Osman Mohamed H El-Newehy Salem S Al-Deyab Ayman El-Faham

UNLABELLED BACKGROUND Microwave irradiation as an alternative heat source is now a well-known method in synthetic chemistry. Microwave heating has emerged as a powerful technique to promote a variety of chemical reactions, offering reduced pollution, low cost and offer high yields together with simplicity in processing and handling. On the other hand, copolymers containing both hydrophilic a...

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