Multiple jet impingement− a review

B Weigand, S Spring - … symposium on heat transfer in gas …, 2009 - dl.begellhouse.com
ABSTRACT A review on the heat transfer characteristics of systems of multiple impinging air
jets is presented. The objective is to provide profound physical knowledge for the design of …

Evolution of turbine cooled vanes and blades applied for large industrial gas turbines and its trend toward carbon neutrality

K Takeishi - Energies, 2022 - mdpi.com
Photovoltaics and wind power are expected to account for a large share of power generation
in the carbon-neutral era. A gas turbine combined cycle (GTCC) with an industrial gas …

Liquid crystal measurements of heat transfer and surface shear stress

PT Ireland, TV Jones - Measurement Science and Technology, 2000 - iopscience.iop.org
Liquid crystals have become an accurate and convenient means of measuring surface
temperature and heat transfer for the gas turbine and heat transfer research communities …

Gas turbine heat transfer: Ten remaining hot gas path challenges

RS Bunker - 2007 - asmedigitalcollection.asme.org
The advancement of turbine cooling has allowed engine design to exceed normal material
temperature limits, but it has introduced complexities that have accentuated the thermal …

Experimental and numerical studies on enhanced effusion cooling with shallowly dimpled film holes on double-wall structure surface

Y Rao, Y Li, Y Liu, L Yang - International Journal of Heat and Fluid Flow, 2023 - Elsevier
This paper presents a flow and heat transfer investigation on multi-row dimpled film cooling
in the double-wall configuration, considering important flow and geometrical characteristics …

Numerical simulations of a double-wall cooling with internal jet impingement and external hexagonal arrangement of film cooling holes

Y Liu, Y Rao, L Yang - International Journal of Thermal Sciences, 2020 - Elsevier
Three-dimensional conjugate computations are conducted to investigate the flow and heat
transfer characteristics of a double-wall cooling system with a novel hexagonal arrangement …

Contribution of vortex structures and flow separation to local and overall pressure and heat transfer characteristics in an ultralightweight lattice material

T Kim, HP Hodson, TJ Lu - International journal of heat and mass transfer, 2005 - Elsevier
Ultralightweight lattice-frame materials (LFMs) with open, periodic microstructures are
attractive multifunctional systems that can perform structural, thermal, actuation, power …

Experimental and numerical investigation of narrow impingement cooling channels

S Fechter, A Terzis, P Ott, B Weigand… - International Journal of …, 2013 - Elsevier
Impingement cooling effectiveness of gas turbine vanes and blades can be further increased
due to the manufacturing feasibility of integrally cast airfoils which can provide narrow …

Heat transfer and aerodynamics of turbine blade tips in a linear cascade

PJ Newton, GD Lock, SK Krishnababu, HP Hodson… - 2006 - asmedigitalcollection.asme.org
Local measurements of the heat transfer coefficient and pressure coefficient were conducted
on the tip and near tip region of a generic turbine blade in a five-blade linear cascade. Two …

Experimental investigation of local heat transfer distribution on smooth and roughened surfaces under an array of angled impinging jets

LA El-Gabry, DA Kaminski - 2005 - asmedigitalcollection.asme.org
Measurements of the local heat transfer distribution on smooth and roughened surfaces
under an array of angled impinging jets are presented. The test rig is designed to simulate …