Turbulent flow in rib-roughened channel under the effect of Coriolis and rotational buoyancy forces

F Coletti, DL Jacono, I Cresci, T Arts - Physics of fluids, 2014 - pubs.aip.org
The turbulent flow inside a rotating channel provided with transverse ribs along one wall is
studied by means of two-dimensional time-resolved particle image velocimetry. The …

Kinematic training of convolutional neural networks for particle image velocimetry

L Manickathan, C Mucignat… - Measurement Science and …, 2022 - iopscience.iop.org
Convolutional neural networks (CNNs) offer an alternative to the image cross-correlation
methods used in particle image velocimetry (PIV) to reconstruct the fluid velocity field from …

Effect of rotation on a gas turbine blade internal cooling system: experimental investigation

D Massini, E Burberi, C Carcasci… - … for Gas Turbines …, 2017 - asmedigitalcollection.asme.org
A detailed aerothermal characterization of an advanced leading edge (LE) cooling system
has been performed by means of experimental measurements. Heat transfer coefficient …

Rotational effects on the flow field inside a leading edge impingement cooling passage

L Furlani, A Armellini, L Casarsa - Experimental Thermal and Fluid Science, 2016 - Elsevier
The work reports for the first time detailed experimental data about the flow field inside an
advanced leading edge cooling channel for gas turbine blades. The geometry key features …

A lightweight convolutional neural network to reconstruct deformation in BOS recordings

C Mucignat, L Manickathan, J Shah, T Rösgen… - Experiments in …, 2023 - Springer
Abstract We introduce a Convolutional Neural Network (CNN) that is specifically designed
and trained to post-process recordings obtained by Background Oriented Schlieren (BOS), a …

Rotating microchannel flow velocity measurements using the stationary micro-PIV technique with application to lab-on-a-CD devices

G Silva, V Semiao, N Reis - Flow Measurement and Instrumentation, 2019 - Elsevier
The measurement of microfluidic flows is an essential instrument to understand the
governing physical mechanisms at small scales. This fact has motivated the adaptation of …

Flow field analysis inside a gas turbine trailing edge cooling channel under static and rotating conditions: Effect of ribs

C Mucignat, A Armellini, L Casarsa - International journal of heat and fluid …, 2013 - Elsevier
The present work is part of a wider research program which concerns the aero-thermal
characterization of cooling channels for the trailing edge of gas turbine blades. The selected …

A lightweight neural network designed for fluid velocimetry

L Manickathan, C Mucignat, I Lunati - Experiments in Fluids, 2023 - Springer
We devise a novel lightweight image matching architecture (LIMA), which is designed and
optimized for particle image velocimetry (PIV). LIMA is a convolutional neural network (CNN) …

Coriolis effects on the flow field inside a rotating triangular channel for leading edge cooling

M Pascotto, A Armellini… - Journal of …, 2014 - asmedigitalcollection.asme.org
The flow field inside a rotating smooth radial channel with a triangular shaped cross section
is investigated. Test conditions resemble those pertaining to the passages used for the …

Effects of rotation at different channel orientations on the flow field inside a trailing edge internal cooling channel

M Pascotto, A Armellini, L Casarsa… - … Journal of Rotating …, 2013 - Wiley Online Library
The flow field inside a cooling channel for the trailing edge of gas turbine blades has been
numerically investigated with the aim to highlight the effects of channel rotation and …