Nonlinear Robust Control of a Hypersonic Flight Vehicle Using Fuzzy Disturbance Observer

Table 2

Relationship between stationary wind speed and flight altitude.

Altitude (km)	𝑓𝑤^𝑆𝑊 (m/s)	Altitude (km)	𝑓𝑤^𝑆𝑊 (m/s)
35.0	64.0	64.5	101.7
39.0	64.0	65.0	101.0
44.0	84.4	69.0	95.4
49.0	112.4	69.5	94.1
59.0	112.4	70.0	92.8
59.5	111.4	74.0	82.4
60.0	110.4	107.0	82.4
64.0	102.4	110.0	80.5