An experimental investigation on the aerodynamic characteristics of NACA 4412 with winglets

2019 ◽  
Author(s):  
Ismat Ara ◽  
Mohammad Ali ◽  
Md. Quamrul Islam ◽  
Most. Nasrin Akhter
2013 ◽  
Vol 44 (1) ◽  
pp. 111-127
Author(s):  
Sergey Mikhailovich Zadonsky ◽  
Alexander Petrovich Kosykh ◽  
Garry Grantovich Nersesov ◽  
Iraida Fedorovna Chelysheva ◽  
Sergey Valer'evich Chernov ◽  
...  

Author(s):  
Jaromír Jílek

A detailed experimental investigation of the three-dimensional subsonic flow was carried out in a typical nozzle and impulse configuration of plane turbine cascades with a chord length 0.5 m. Flow parameters were measured within the passage and behind the cascade using a five-hole probe. Pressure distribution measurements and flow visualization were made on blade surfaces and side walls. Flow measurements were taken in endwall and airfoil boundary layers for both types of cascades. The influence of the aspect ratio, the inlet side wall boundary layer and the position of traversing planes on aerodynamic characteristics and losses is discussed.


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