نتایج جستجو برای: heat transfer mechanisms

تعداد نتایج: 974214  

Journal: :international journal of iron & steel society of iran 2006
a. saboonchi n. mansouri

transfer table is an essential stage between roughing and finishing rolling stands in a hot-strip rolling mill. high temperature and long time that strip is exposed to air at this stage cause a considerable heat loss that accounts for uneven temperature distribution, non-uniform surfaces, reduced product quality and increased production costs. using thermal shields on the transfer table is cons...

Journal: :International Journal of Wildland Fire 2023

Background Wildland–urban interface (WUI) fires are becoming more frequent and catastrophic as they associated with the effects of climate change, demographic pressure, human activities, abandonment rural areas activities promoting dangerous fuel continuity. For example, in central regions Portugal, Chile California, severe direct indirect impacts have been observed, a number fatalities.Aims Mi...

2013
Ravi Babu P. Ramesh Babu S. Ravi Babu Ramesh Babu

The present paper discusses the various effects of parameters like particle volume fraction, particle material, particle size, particle shape, particle material and base fluid, temperature, effect of acidity(PH) on thermal conductivity of nanofluids. And also discusses the different mechanisms of heat transfer enhancement like improvement in the thermal conductivity, effect of Brownian motion, ...

Journal: :journal of modern processes in manufacturing and production 0
ramin ranjbarzadeh young researchers and elite club, najafabad branch, islamic azad university, najafabad, iran amir homayoon meghdadi department of mechanical engineering, najafabad branch, islamic azad university, isfahan, iran mohammad hojaji department of mechanical engineering, najafabad branch, islamic azad university, isfahan, iran

the abrasion is a significant issue, especially in machining of rigid steels. a functional and suitable approach for enhancing the heat transfer from machining area is using an intermediate fluid with higher heat transfer potential instead of common fluids. the objective of this experimental study is to discuss production, stability and thermal conductivity examination of water/graphene oxide n...

The transient motion and the heat transfer of a viscous incompressible flow contained between two vertically eccentric spheres maintained at different temperatures and rotating about a common axis with different angular velocities is numerically considered when the angular velocities are an arbitrary functions of time. The resulting flow pattern, temperature distribution, and heat transfer char...

Steel pipes with circular cross-sections are usually used in cooling panels of electric arc furnaces. In the present study pipes with square cross-sections under equivalent conditions were used to obtain more information on the possibility of increasing the heat transfer and cooling efficiency. The results showed increased efficiency of the square pipe compared to the circular cross-section pip...

The augment of heat transfer and fluid of buoyancy-driven flow of Fe3O4-Water nanofluid in a square cavity under the influence of an external magnetic field is studied numerically. Cold temperature is applied on the side (vertical) walls and high temperature is imposed on the bottom wall while the top wall is kept at thermally insulated. The governing non-dimensional differential equations are ...

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