[HTML][HTML] Numerical evaluation of the impact of using spiral innovative turbulator on improving the thermal performance of a helical double-pipe heat exchanger

SSM Ajarostaghi, A Basem, KW Al-Mansoori… - International Journal of …, 2024 - Elsevier
Due to the necessity of performing thermal operations, heat exchangers are widely
employed in many different areas. The heat transfer and fluid flow within a spiral double …

[HTML][HTML] Enhancing thermal performance in a magnetized square cavity: Novel insights from mixed convection of Ag-MgO nanofluid around a rotating cylinder

FA Abood, SJ Yaseen, IG Mohammed… - International Journal of …, 2024 - Elsevier
This numerical investigation considers the mixed convection of a magnetically influenced
hybrid nanofluid in a two-dimensional square cavity containing a centrally positioned …

[HTML][HTML] A modified algebraic turbulent heat flux model for non-equilibrium and rotating flow and its application in film cooling simulation of a rotating turbine blade

K Mazaheri, M Darbandi, MM Emad - International Journal of Thermofluids, 2024 - Elsevier
Thermal fields and cooling flows over rotating turbine blades are usually a non-equilibrium
anisotropic flow, and most turbulence models in RANS simulations do not provide …

Numerical study of turbulent jet array im**ement in gas turbine blade leading edge cooling channel enhanced by transverse rib roughness

HB Jahromi, F Kowsary - International Journal of Thermal Sciences, 2025 - Elsevier
In the present paper, a comprehensive parametric study using turbulent jet array
im**ement and transverse rib roughness with a rib pitch range of 2.5≤ P r≤ 10 is …

[HTML][HTML] Proposal of innovative arc-shaped wall-jet film cooling: A numerical investigation

S Rostami, K Javadi, A Aftabsavar, V Velayati - International Journal of …, 2024 - Elsevier
Numerous methods are conceived to pick up the heat from hot plats, where, amidst all, film
cooling methods possess several benefits and have always been considered. However …

Infrared Thermal Image Processing Technique for Evaluating Superheated Steam as a Dry Sanitation Method

HW Park, VM Balasubramaniam - Food and Bioprocess Technology, 2024 - Springer
The objectives of this study were to develop a thermal image analysis method for assessing
the surface temperature of stainless steel (30 cm× 30 cm) during pilot-scale superheated …

Experimental heat transfer analysis of conical pin configurations in jet im**ement cooling with elongated nozzle holes

O YALÇINKAYA, MB ÖZEL, U DURMAZ… - Journal of the Taiwan …, 2024 - Elsevier
Background This study investigates the impact of jet im**ement cooling with varying
nozzle lengths on the heat transfer performance of smooth and conical pinned target …

Design and verification of a KNN-based vibrating mesh atomiser

M Zhong, J Zhu, Y ** and steady im**ement jets with/without chevrons on a semi-circular concave surface
MS Khan, MO Hamdan, SAB Al-Omari, E Elnajjar - Physics of Fluids, 2024 - pubs.aip.org
Striving for improved gas turbine performance requires operating at higher gas flow
temperatures, posing challenges in preserving the structural integrity of the gas turbine. To …

Transient Experimental Study on Cooling Performance of a Radial Turbine with Im**ement Cooling in Rotating State

C Ma, H Zhang, J Zhang, X Wang - Aerospace Science and Technology, 2024 - Elsevier
Increasing the inflow temperature of a turbine is an effective approach for enhancing the
thermal efficiency of devices operating in the Brayton cycle, such as micro-gas-turbines and …