Noah Oyeniran

5 Questions 8 Answers 0 Followers

Questions related from Noah Oyeniran

What could cause a poor visualization when trying to simulate an unsteady turbulence flow using RANS SST model when Mach No is taken as scalar?

I increased the angle of attack to 4° and the amplitude to 1 degree but with reduced frequency to 0.2. The visualization was poor. I used fluid view. What could be the cause?

18 March 2021 233 9 View

Modelling flutter curve

Which model is best to capture separation when simulating either a 2D or 3D of an oscillating airfoil? For 3D simulation which model of hybrid LES/RANS is most suitable? How do I improve on the...

01 January 1970 6,358 2 View

The flutter mechanism for an aircraft can be often be represented by extraction of a subset of only two or three modes from unsteady aerodynamic model

Which modes are controlling the flutter? What the flutter mechanism is and how can the flutter speed be increased? Any hint and examples to the questions above? Thanks

01 January 1970 7,337 4 View

Dynamic Aeroelasticity phenomenon

Can anyone give light on the relation between flutter and Buffeting phenomena apart from being linked by same causal factors (Separation/and shock waves relation of oscillating airfoil)?

01 January 1970 346 1 View

Coefficient of Moment against Angle of attack.

Theoretically, it's known that Cm is independent or doesn't vary with angle of attack if the airfoil is symmetric and steady because the aerodynamic force will tends to act at the pitching center...

01 January 1970 4,920 5 View