نتایج جستجو برای: time dependent heat transfer

تعداد نتایج: 2812271  

Journal: :تحقیقات موتور 0
آرش محمدی a. mohammadi محمود یعقوبی m. yaghoubi

basic understanding of the process of coolant heat transfer inside an engine is an indispensable prerequisite to devise an infallible cooling strategy. coolant flow and its heat transfer affect the cooling efficiency, thermal load of heated components, and thermal efficiency of a diesel engine. an efficient approach to studying cooling system for diesel engine is a 3d computational fluid dynami...

Journal: :journal of chemical and petroleum engineering 2015
somayeh hajghani rahbar rahimi

bubble columns are gas- liquid contactors that are widely used in chemical and bio- chemical industries. high mixing that result in high heat and mass transfer rates are amongst their advantages. heat transfer in a bubble column having a bundle of heaters investigated and the variation of heat transfer coefficient with variation in heaters pitch to diameter ratios in a bundle of heaters reporte...

Journal: :Applied Mathematical Modelling 2021

In the applied mathematical modelling of heat transfer systems, coefficient (HTC) is one most important parameters. This paper proposes a combination Method Fundamental Solutions (MFS) with particle filter Sequential Importance Resampling (PF-SIR) to estimate time-dependent HTC in two-dimensional transient inverse conduction problems from non-standard boundary integral measurements. These measu...

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 environmental research 2014
h. kargarsharifabad m. behshad shafii m. taeibi rahni m. abbaspour

the use of solar collectors in combination with heat pipes is rapidly growing in recent years.heat pipes, as heat transfer components, have undeniable advantages in comparison with other alternatives. the most important advantage is their high rate of heat transfer at minor temperature differences. although there have been numerous studies on the heat analysis or first thermodynamic analysis of...

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