Results 51 to 60 of about 4,284,486 (139)

Inverse solution to heat transfer coefficient during heat assembly of aluminum alloy drill pipes

open access: yesAdvances in Mechanical Engineering, 2017
With the rapid development of oil and gas industry, as well as geological exploration industry, the requirements on properties of aluminum alloy drill pipes are increasing.
Youhong Sun   +4 more
doaj   +1 more source

A Study on Flow Characteristics and Cooling Performance for Different Turbine Blade Shapes [PDF]

open access: yes한국정밀공학회지, 2019
The purpose of this study was to investigate the flow characteristics and cooling performance for the heavy turbine blade with different shapes. Research was focused on the numerical study on forced convective heat transfer coefficients for three ...
Chan Woo Park, Dong-Ryul Lee
doaj   +1 more source

Heat transfer of Nano-fluids as working fluids of swimming pool heat exchangers [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2014
The present experimental study reports on enhancement of heat transfer by addition of nanoparticles to the working fluid of commercial swimming pool heat exchangers under laminar flow condition.
Nariman Ashrafi, Yashar Bashirzadeh
doaj  

Experimental determination of convective heat transfer coefficient during open sun and greenhouse dr

open access: yesJournal of Thermal Engineering, 2016
A small scale greenhouse type dryer was designed and tested. Convective heat transfer coefficient of apple slices was identified under open sun at natural convection mode and in greenhouse drying at natural and forced convection mode.
Kamil Neyfel ÇERÇİ   +1 more
doaj  

Performance Enhancement of Convective Heat Transfer in Double Pipe Heat Exchangers using Different Vortex Generators’ Configurations [PDF]

open access: yesE3S Web of Conferences
Double-pipe heat exchangers (DPHEs) are important devices used for efficient heat transfer between fluids, affecting system energy Performance. This study explores different configurations for the integration of vortex generators (VGs) into DPHEs to ...
El Hassan Mouhammad   +4 more
doaj   +1 more source

Effects of carbon nanotube concentration on heat transfer characteristics in turbulent mixtures

open access: yesInternational Journal of Thermofluids
This study presents numerical simulations modeling convective heat transfer in turbulent flows of carbon nanotube (CNT) mixtures suspended in water. The RNG k-ε turbulence model is employed and simulations are performed using the FLUENT software.
Javad Zareei   +4 more
doaj   +1 more source

Fluid Mechanics and Heat Transfer in Fluidized Beds

open access: yesKONA Powder and Particle Journal, 2014
Heat transfer between submerged surfaces and gas-fluidized beds depends on fluid mechanics and particle dynamics. Therefore, reliable prediction of the heat transfer coefficient must be based on the observation of ...
Otto Molerus
doaj   +1 more source

Modelling and simulation techniques for forced convection heat transfer in heat sinks with rectangular fins [PDF]

open access: yes, 2009
The official published version of this article can be found at the link below.This paper provides a comprehensive description of the thermal conditions within a heat sink with rectangular fins under conditions of cooling by laminar forced convection. The
Hussam Jouhara   +3 more
core   +1 more source

Cooling tests of the core compartment of a high bypass ratio turbofan engine for civil aircraft

open access: yesCase Studies in Thermal Engineering
This paper analyzes the convective heat transfer characteristics of the core compartment engine casing of a high bypass ratio turbofan engine for civil aircraft through full-scale model experiments.
Bihai He, Shufan Wu, Hao Liu
doaj   +1 more source

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