scholarly journals ‘The Equator–Pole grid system’: an overset grid system for the sphere, with an optimal uniformity property

2018 ◽  
Vol 70 (1) ◽  
pp. 1-14 ◽  
Author(s):  
Göran Starius
2016 ◽  
Vol 305 ◽  
pp. 895-905 ◽  
Author(s):  
Hiroshi Hayashi ◽  
Akira Kageyama
Keyword(s):  

Author(s):  
Kai-Hsiung Kao ◽  
Meng-Sing Liou

A hybrid grid system that combines the Chimera overset grid scheme and an unstructured grid method is developed to study fluid flow and heat transfer problems. With the proposed method, the solid structural region, in which only heat conduction is considered, can be easily represented using an unstructured grid method. As for the fluid flow region external to the solid material, the Chimera overset grid scheme has been shown to be very flexible and efficient in resolving complex configurations. The numerical analyses require the flow field solution and material thermal response to be obtained simultaneously. A continuous transfer of temperature and heat flux is specified at the interface, which combines the solid structure and the fluid flow into an integral system. Numerical results are compared with analytical and experimental data for a flat plate and a C3X cooled turbine cascade. A simplified drum-disk system is also simulated to show the effectiveness of this hybrid grid system.


2021 ◽  
Vol 1096 (1) ◽  
pp. 012041
Author(s):  
Samuel ◽  
D J Kim ◽  
A Fathuddiin ◽  
A F Zakki
Keyword(s):  

2011 ◽  
Vol 39 (11) ◽  
pp. 995-1004
Author(s):  
Seon-Hyeong Lee ◽  
Sang-Hyun Chae ◽  
Se-Jong Oh ◽  
Kwan-Jung Yee
Keyword(s):  

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