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5.415  Articles
1 of 543 pages  |  10  records  |  more records»
Refrigerant charge faults have a great adverse effect on the performance of heat pumps and must therefore be detected and diagnosed early in real time. In this study, the effect of refrigerant charge faults on a water-to-water heat pump is experimentally ... see more

This work presents an experimental study on environment friendly mixed refrigerant to replace R134a in vapour compression refrigeration (VCR) System. The mixed refrigerants investigated are propane (R290), butane (R600), isobutene (R600a) and R134a. Even ... see more


The objective of this study is to design and briefly investigate the cooling performances of an air conditioning system for a special purpose vehicle under various experimental conditions. An air conditioning system with two parallel refrigeration cycles ... see more

A polidez pode ser considerada uma estratégia para que as interações entre os atores sociais transcorram de forma harmônica e equilibrada. Os comportamentos impolidos são evidenciados em relação aos atos polidos. Em muitas interações, porém, perceber se u... see more

Solar charger is a tool to charge battery energy by using solar panel. Generally, the process of battery charging using solar charger still uses the Constant Current – Constant Voltage method. The application of Constant Current – Constant Voltage method ... see more

Abstrak. Teknologi penyimpan energi elektrokimia yang ramah lingkungan merupakan aspek yang penting dalam menunjang kinerja sistem konversi energi terbarukan. Studi ini menyiapkan elektroda superkapasitor berbahan asal karbon aktif berpori limbah daun pis... see more

In this article we prove sharp Landau-Kolmogorov type inequalities on a class of charges defined on Lebesgue measurable subsets of a cone in Rd\mathbb{R}^d, d?1d\geqslant 1, that are absolutely continuous with respect to the Lebesgue measure. In addition ... see more

 Phenolic compounds are used in human diet, commonly present in plants. Foremost polyphenolic compounds found in plants are flavanols, flavonoids, flavonones, iso-flavones, phenolic acids, flavonoids, chalcones, lignans etc. These compounds possess a... see more

1 of 543 pages  |  10  records  |  more records»