Search Results - "Paolillo, Gerardo"

Perspective Camera Model With Refraction Correction for Optical Velocimetry Measurements in Complex Geometries by Paolillo, Gerardo, Astarita, Tommaso

“…Camera calibration is among the most challenging aspects of the investigation of fluid flows around complex transparent geometries, due to the optical…”
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Effects of the swirl number, Reynolds number and nozzle-to-plate distance on impingement heat transfer from swirling jets by Paolillo, Gerardo, Greco, Carlo Salvatore, Astarita, Tommaso, Cardone, Gennaro

“…•IR Thermography is applied to measure heat transfer from impinging swirling jets.•The swirl number and impingement distance influence the shape of the heat…”
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Impingement heat transfer of quadruple synthetic jets by Paolillo, Gerardo, Greco, Carlo Salvatore, Cardone, Gennaro

“…•Heat transfer of quadruple synthetic jets is studied by IR thermography.•The signature of the coherent structures is visible at short impingement…”
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Effects of the stroke length and nozzle-to-plate distance on synthetic jet impingement heat transfer by Greco, Carlo Salvatore, Paolillo, Gerardo, Ianiro, Andrea, Cardone, Gennaro, de Luca, Luigi

“…•At high L0/Ds, Nu distribution is similar to that of a continuous impinging jet.•Maximum stagnation Nusselt number is attained at lower H/Ds as L0/D…”
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A semi-empirical correlation for the swirl number of swirling jets generated by a radial-type swirler by Paolillo, Gerardo, Greco, Carlo Salvatore, Cardone, Gennaro, Astarita, Tommaso

“…This work presents a semi-empirical correlation for the swirl number of a radial-type swirl generator under different conditions of both the Reynolds number…”
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The evolution of quadruple synthetic jets by Paolillo, Gerardo, Greco, Carlo Salvatore, Cardone, Gennaro

“…•A stereoscopic PIV investigation of quadruple synthetic jets is carried out.•Four configurations with different inter-jet phase relationships are studied.•The…”
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On the behaviour of impinging sweeping jets: effects of the mixing chamber length, the feedback channel minimum cross-sectional area and the nozzle-to-plate distance by D’Angelo, Cristina, Paolillo, Gerardo, Greco, Carlo Salvatore, Cardone, Gennaro, Astarita, Tommaso

“…An experimental investigation on the effects of the mixing chamber length, the feedback channel minimum cross-sectional area and the nozzle-to-plate distance…”
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Near field evolution of wingtip vortices under synthetic-jet based control by Zaccara, Mirko, Paolillo, Gerardo, Cafiero, Gioacchino, Astarita, Tommaso, Iuso, Gaetano, Cardone, Gennaro, Greco, Carlo Salvatore

“…The present research focuses on the experimental investigation of the effectiveness of synthetic jet actuation on a pair of counter-rotating vortices generated…”
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Flow control of wingtip vortices through synthetic jets by Zaccara, Mirko, Paolillo, Gerardo, Greco, Carlo Salvatore, Astarita, Tommaso, Cardone, Gennaro

“…•Near wake analysis of wingtip vortices features under synthetic jet actuation.•Active flow control tuned to the inherent instability frequencies of the…”
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Simultaneous visualization of the velocity and wall temperature fields in impinging swirling jets by Contino, Mattia, Paolillo, Gerardo, Greco, Carlo Salvatore, Astarita, Tommaso, Cardone, Gennaro

“…•Tomographic PIV is used to visualize the flow fields of impinging swirling jets.•IR Thermography is applied to measure simultaneously the wall jet…”
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Far field behaviour of wingtip vortices under synthetic jet-based control by Zaccara, Mirko, Bragança, Pierre, Cuvier, Christophe, Paolillo, Gerardo, Astarita, Tommaso, Cardone, Gennaro, Foucaut, Jean-Marc, Greco, Carlo Salvatore

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3D temperature mapping of a ceramic shell mould in investment casting process via infrared thermography by Greco, Carlo Salvatore, Paolillo, Gerardo, Contino, Mattia, Caramiello, Ciro, Di Foggia, Michele, Cardone, Gennaro

“…Investment casting is a leading technique to manufacture very reliable components. The design and the optimization of this process are usually performed by…”
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