Articles with "wall temperature" as a keyword



Experimental Characterization of the Supersonic Transitional Wake Downstream of a Single Roughness Element

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Published in 2019 at "Journal of Thermal Science"

DOI: 10.1007/s11630-019-1198-1

Abstract: An experimental campaign was carried out to investigate the characteristics of the transitional supersonic wake downstream of a single roughness element. Two Mach numbers were tested, 1.6 and 2.3, and two roughness heights, 0.1 mm… read more here.

Keywords: wake downstream; wall temperature; roughness; temperature ... See more keywords

Numerical Simulation of Heat Transfer of Turbulent Flow inside a Circular Conduit at Constant Wall Temperature Boundary Condition

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Published in 2019 at "Journal of The Institution of Engineers (India): Series C"

DOI: 10.1007/s40032-019-00508-y

Abstract: A numerical study was conducted by using the finite difference technique to investigate the mechanism of the fully developed turbulent flow and heat transfer in a circular tube in company of large Reynolds number with… read more here.

Keywords: heat; turbulent flow; heat transfer; wall temperature ... See more keywords

Prediction of wall temperature and oxide scale thickness of ferritic–martensitic steel superheater tubes

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Published in 2018 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2018.01.127

Abstract: Abstract Based on the thermal deviation theory and local energy and mass balance of the superheater tube, a new method of calculating tube wall temperature is proposed. The wall temperature distribution and the thickness of… read more here.

Keywords: wall temperature; superheater tubes; temperature; oxide scale ... See more keywords

Influences of dryout parameters on dryout and post-dryout heat transfer

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Published in 2019 at "International Journal of Heat and Mass Transfer"

DOI: 10.1016/j.ijheatmasstransfer.2018.11.008

Abstract: Abstract The reasonably simplified physical model based on actual once-through steam generator is used as the fluid domain, and the influences of droplet diameter, droplet axial velocity, droplet radial disturbance and critical quality are fully… read more here.

Keywords: droplet; post dryout; transfer; heat transfer ... See more keywords

Effect of the wall temperature on Mach stem transformation in pseudo-steady shock wave reflections

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Published in 2020 at "International Journal of Heat and Mass Transfer"

DOI: 10.1016/j.ijheatmasstransfer.2019.118927

Abstract: Abstract Pseudo-steady shock wave reflections on a compression ramp are recognized as a significant phenomenon in the shock dynamics field. Several investigations have been performed on this phenomenon by shock tube experiments, combined with numerical… read more here.

Keywords: mach; wall temperature; shock; mach stem ... See more keywords

Unsteady heated vertical channel flow in a cavity

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Published in 2018 at "International Journal of Thermal Sciences"

DOI: 10.1016/j.ijthermalsci.2017.11.023

Abstract: This experimental work investigates buoyant flow in a differentially heated vertical channel located inside a water cavity. The flow is found to be highly unsteady, and the key aspect of this study is to consider… read more here.

Keywords: cavity; channel; wall temperature; heated vertical ... See more keywords

Effects of the wall temperature on separation flowfield of swept shock wave/boundary layer interactions

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Published in 2024 at "Physics of Fluids"

DOI: 10.1063/5.0205475

Abstract: Swept shock wave/boundary layer interaction (SWBLI) is a complex flow phenomenon commonly observed in three-dimensional hypersonic inlets. Wall temperatures can influence the scale of the separation of the swept SWBLI. It may lead to inlets… read more here.

Keywords: layer; temperature; separation; wall temperature ... See more keywords

Wall temperature and radiation on separation and skin friction characteristics of hypersonic compress corner flow

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Published in 2025 at "Physics of Fluids"

DOI: 10.1063/5.0274336

Abstract: Boundary layer separation induced by shock wave/boundary layer interaction is a critical issue in hypersonic vehicle design, where wall temperature effects cannot be neglected. Isothermal cold walls only exist during initial flight phase, while coupled… read more here.

Keywords: temperature; skin friction; separation; radiation ... See more keywords

Fouling in a Steam Cracker Convection Section Part 1: A Hybrid CFD-1D Model to Obtain Accurate Tube Wall Temperature Profiles

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Published in 2019 at "Heat Transfer Engineering"

DOI: 10.1080/01457632.2018.1522081

Abstract: Abstract To study fouling in steam cracker convection section tubes, accurate tube wall temperature profiles are needed. In this work, tube wall temperature profiles are calculated using a hybrid model, combining a one-dimensional (1D) process… read more here.

Keywords: tube; tube wall; gas side; wall temperature ... See more keywords

Heat Transfer Analysis of Generalized Nanofluid with MHD and Ramped Wall Temperature Using Caputo–Fabrizio Derivative Approach

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Published in 2023 at "Mathematical Problems in Engineering"

DOI: 10.1155/2023/8834891

Abstract: The aim of the present work is to apply the fractional derivative to the heat transformation of a nanofluid along with ramped wall temperature. The flow is analyzed under the effect of magnetohydrodynamic together with… read more here.

Keywords: time; caputo fabrizio; temperature; heat ... See more keywords

Variations of supersonic combustion modes induced by different wall temperatures in axisymmetric scramjet

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Published in 2025 at "Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering"

DOI: 10.1177/09544100251331302

Abstract: The impacts of wall temperature on combustion mode variations are numerically investigated using Reynolds-averaged Navier-Stokes (RANS) simulations. A three-dimensional axisymmetric scramjet is employed to examine the flow, combustion, and operating performance under five different wall… read more here.

Keywords: temperature; combustion; axisymmetric scramjet; wall temperature ... See more keywords