Flow Generated by Radial Flow Impellers: PIV Measurements and CFD Simulations

Verfasser / Beitragende:
[Avinash Khopkar, Joella Aubin, C Rubio-Atoche, Catherine Xuereb, Nathalie Le Sauze, Joel Bertrand, Vivek V Ranade]
Ort, Verlag, Jahr:
2004
Enthalten in:
International Journal of Chemical Reactor Engineering, 2/1(2004-07-12)
Format:
Artikel (online)
ID: 378927914
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024 7 0 |a 10.2202/1542-6580.1146  |2 doi 
035 |a (NATIONALLICENCE)gruyter-10.2202/1542-6580.1146 
245 0 0 |a Flow Generated by Radial Flow Impellers: PIV Measurements and CFD Simulations  |h [Elektronische Daten]  |c [Avinash Khopkar, Joella Aubin, C Rubio-Atoche, Catherine Xuereb, Nathalie Le Sauze, Joel Bertrand, Vivek V Ranade] 
520 3 |a Particle image velocimetry (PIV) and computational fluid dynamics (CFD) have been used to investigate the single phase and gas-liquid flow generated by a Scaba SRGT turbine. The key details of the trailing vortices, the turbulent flow around the impeller blades and the accumulation of gas have been studied by using PIV measurements and CFD simulations. Both the experimental and numerical results show that the flow and the trailing vortices are not altered significantly upon gassing. The simulated results are generally in good agreement with the experimental findings. The CFD simulations also show that only small low-pressure regions exist behind the blades of the Scaba turbine compared with the very large low-pressure zones formed by the Rushton turbine. These results enable better understanding of the improved performance of the Scaba turbine for gas-liquid dispersions compared with the Rushton turbine. 
540 |a ©2011 Walter de Gruyter GmbH & Co. KG, Berlin/Boston 
690 7 |a Stirred vessels  |2 nationallicence 
690 7 |a Stirred vessel  |2 nationallicence 
690 7 |a Gas-liquid flow  |2 nationallicence 
690 7 |a Scaba turbine  |2 nationallicence 
690 7 |a Rushton turbine  |2 nationallicence 
690 7 |a PIV  |2 nationallicence 
690 7 |a CFD  |2 nationallicence 
700 1 |a Khopkar  |D Avinash  |u National Chemical Laboratory, arkhopkar@ifmg.ncl.res.in  |4 aut 
700 1 |a Aubin  |D Joella  |u ENSIACET, Joelle.Aubin@ensiacet.fr  |4 aut 
700 1 |a Rubio-Atoche  |D C.  |u ENSIACET, Rubio-Atoche@ensiacet.fr  |4 aut 
700 1 |a Xuereb  |D Catherine  |u ENSIACET, Catherine.Xuereb@ensiacet.fr  |4 aut 
700 1 |a Le Sauze  |D Nathalie  |u ENSIACET, nathalie.lesauze@iut-tlse3.fr  |4 aut 
700 1 |a Bertrand  |D Joel  |u ENSIACET, Joel.Bertrand@ensiacet.fr  |4 aut 
700 1 |a Ranade  |D Vivek V.  |u National CHemical Laboratory, vvranade@ifmg.ncl.res.in  |4 aut 
773 0 |t International Journal of Chemical Reactor Engineering  |d De Gruyter  |g 2/1(2004-07-12)  |q 2:1  |1 2004  |2 2  |o ijcre 
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950 |B NATIONALLICENCE  |P 700  |E 1-  |a Khopkar  |D Avinash  |u National Chemical Laboratory, arkhopkar@ifmg.ncl.res.in  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Aubin  |D Joella  |u ENSIACET, Joelle.Aubin@ensiacet.fr  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Rubio-Atoche  |D C.  |u ENSIACET, Rubio-Atoche@ensiacet.fr  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Xuereb  |D Catherine  |u ENSIACET, Catherine.Xuereb@ensiacet.fr  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Le Sauze  |D Nathalie  |u ENSIACET, nathalie.lesauze@iut-tlse3.fr  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Bertrand  |D Joel  |u ENSIACET, Joel.Bertrand@ensiacet.fr  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Ranade  |D Vivek V.  |u National CHemical Laboratory, vvranade@ifmg.ncl.res.in  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t International Journal of Chemical Reactor Engineering  |d De Gruyter  |g 2/1(2004-07-12)  |q 2:1  |1 2004  |2 2  |o ijcre 
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