Characteristics of thermo‐hydraulic flow inside corrugated channels: Comprehensive and comparative review

FQ AL‐Daamee, NH Hamza - Heat Transfer, 2024 - Wiley Online Library
Previous works that investigated the characteristics of heat transfer and fluid flow in
channels with corrugated walls have been extensively reviewed in this study. In accordance …

Reducing the condensing flow effects on the steam turbine blades through modified design geometry

SA Hosseini, M Nakisa, E Lakzian - Physics of Fluids, 2023 - pubs.aip.org
Nowadays, a large part of energy is provided by steam turbines; thus, increasing the
efficiency and improving the steam turbines performance are of special importance. The …

Conjugate heat transfer analysis of internally cooled superalloy turbine blades with grooved channels

A Kumar, M Pathak - Physics of Fluids, 2023 - pubs.aip.org
The present work reports a conjugate heat transfer analysis of a turbine blade exposed to
high-temperature compressible gas flow and the convection cooling inside the blade. A …

Design and optimization of slot number in supercooled vapor suction in steam turbine blades for reducing the wetness

SA Hosseini, E Lakzian, D Zarei, M Zare - Energy, 2024 - Elsevier
An enormous amount of the world's electricity is produced by steam power plants. The
existence of a liquid phase in the steam turbine results in an efficiency drop and mechanical …

Passive control of the condensing flows in the three-dimensional steam turbine blade using a suction technique

SA Hosseini, M Ghodrati, E Lakzian, HD Kim - Physics of Fluids, 2024 - pubs.aip.org
A great amount of thermodynamic losses and mechanical damages in industrial equipment
occur due to the condensation phenomenon and two-phase flows in such equipment. In this …

Hydro-thermal characteristics of flow of different corrugated channels: Experimental and numerical approaches

FQ Al-Daamee, NH Hamza - International Journal of Heat and Fluid Flow, 2024 - Elsevier
Corrugated surfaces are an efficient design feature found in many applications in industrial
and engineering fields, such as electronic device cooling systems, used to improve heat …

Numerical investigation of the flows and heat transfer characteristics of internal cooling channels with separated ribs in gas turbine blades

VH Nguyen, TD Vu, CT Dinh, SG Park - Physics of Fluids, 2024 - pubs.aip.org
Gas turbine engines play a crucial role in numerous industrial domains, including power
generation, aviation, and marine propulsion. One of the major challenges in designing gas …

Experimental investigations of aero-engine pre-swirl system performance improvement with consideration of inner seal flow effect

Y Zhang, G Liu, Y Wu, Y Duan, J Ma, Y Chen, A Lin - Physics of Fluids, 2024 - pubs.aip.org
The pre-swirl system is essential for delivering cooling air to turbine blades within aviation
engines. To explore the impact of the inner seal on the pre-swirl system, a high pressure …

Effect of mainstream oscillation on instantaneous behaviors for film cooling with different trench heights

L Ma, R Yao, J Chen, W Song, H Su, J Wang - Physics of Fluids, 2023 - pubs.aip.org
Mainstream oscillation is inevitable in the practical gas turbine running environment. To
study the effects of different oscillation configurations on instantaneous film cooling …

Modification of steel slag to prepare chlorides based composite phase change materials with shape stability for high-temperature thermal energy storage

F Jiang, M Tao, J Cai, X Ling, T Zhang - Chemical Engineering Journal, 2024 - Elsevier
Using steel slag to prepare high-temperature (> 500° C) PCMs was an effective way to
achieve its high value-added utilization as a potential heat storage medium in a variety of …