Cafiero, Gioacchino
(2016)
Three-dimensional organization and heat transfer of jets with fractal generated turbulence.
[Tesi di dottorato]
Item Type: |
Tesi di dottorato
|
Lingua: |
English |
Title: |
Three-dimensional organization and heat transfer of jets with fractal generated turbulence |
Creators: |
Creators | Email |
---|
Cafiero, Gioacchino | gioacchino.cafiero@unina.it |
|
Date: |
25 March 2016 |
Number of Pages: |
181 |
Institution: |
Università degli Studi di Napoli Federico II |
Department: |
Ingegneria Industriale |
Scuola di dottorato: |
Ingegneria industriale |
Dottorato: |
Ingegneria aerospaziale, navale e della qualità |
Ciclo di dottorato: |
28 |
Coordinatore del Corso di dottorato: |
nome | email |
---|
de Luca, Luigi | luigi.deluca@unina.it |
|
Tutor: |
nome | email |
---|
Astarita, Tommaso | UNSPECIFIED | Discetti, Stefano | UNSPECIFIED |
|
Date: |
25 March 2016 |
Number of Pages: |
181 |
Uncontrolled Keywords: |
Jets; Fractal Turbulence; Convective Heat transfer enhancement |
Settori scientifico-disciplinari del MIUR: |
Area 09 - Ingegneria industriale e dell'informazione > ING-IND/06 - Fluidodinamica |
[error in script]
[error in script]
Date Deposited: |
11 Apr 2016 09:52 |
Last Modified: |
31 Oct 2016 10:06 |
URI: |
http://www.fedoa.unina.it/id/eprint/10731 |

Abstract
Fractal grids have represented a significant breakthrough in the study of turbulence theories thank to their peculiar properties. They indeed are capable of generate an elongated turbulence production region with a peak modeled as a function of the grid geometry. This feature is particularly appealing for many applications where the necessity of a high turbulence intensity level is an asset.
The present research focuses on the investigation of fractal generated turbulence in free and impinging jets. The flow field, in both configurations, is experimentally characterized by means of state of the art Tomographic PIV. The convective heat transfer features are evaluated using InfraRed Thermography.
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