Wind Tunnel Testing on Start/Unstart Characteristics of Finite Supersonic Biplane Wing

Figure 13

Schlieren images of flow field around model A in unstart state (AR = 0.75, 𝛼=0^∘, 𝛽=0^∘, and 𝜙=90^∘): (a) 𝑀_∞=1.0 (case  7), (b) 𝑀_∞=1.1 (case  8), and (c) 𝑀_∞=1.2 (case  9). Arrows in (b) and (c) indicate reflected waves on the inner window.

(a) 𝑀_∞=1.0

(b) 𝑀_∞=1.1

(c) 𝑀_∞=1.2