Reentry Air Data System for a Sub-orbital Spacecraft Based on X-34 ...

More documents

Recommendations

Info

Altitude & Mach calculation • Pressure altitude is a straight<strong>for</strong>ward calculation, or simple table lookup routine. • Mach number is more complicated • <strong>System</strong> must be iterated since the calibration parameter ε is a function of Mach number 2007 USU Industry Day 14
2007 USU Industry Day Mach calculation - subsonic For the subsonic case, Mach number is given by isentropic flow M q p c 2 ∞ γ −1 ⎡ ⎤ 2 ⎛qc⎞ γ 2 = ⎢ 1 1⎥ ⎜ + ⎟ − γ −1 ⎢ ⎝ p ⎥ ∞ ⎢ ⎠ ⎣ ⎥⎦ Supersonic case is solved using the Rayleigh-Pitot equation γ γ −1 ⎛γ+ 1 2 ⎞ ⎜ M ∞ ⎟ 2 = ⎝ ⎠ −1 ∞ ⎛ 1 2γ 1 2 γ −1⎞γ− M ∞ − ⎜ γ + 1 γ + 1 ⎟ ⎝ ⎠ 15
Page 1 and 2: Reentry Ai
Page 3 and 4: 2007 USU Industry Day Background co
Page 5 and 6: 2007 USU Industry Day X-34 Trajecto
Page 7 and 8: 2007 USU Industry Day Solution: •
Page 9 and 10: 2007 USU Industry Day Pressure Mode
Page 11 and 12: 2007 USU Industry Day Angle of Atta
Page 13: 2007 USU Industry Day Altitude & Ma
Page 17 and 18: No system Noise Demonstrat es solve
Page 19 and 20: 2007 USU Industry Day How do we red
Page 21 and 22: 2007 USU Industry Day Noise reducti
Page 23 and 24: 2007 USU Industry Day FADS
Page 25 and 26: 2007 USU Industry Day X-34 FADS <st
Page 27 and 28: 2007 USU Industry Day Questions? 27
Page 29: 2007 USU Industry Day Mach Number -

Reentry Air Data System for a Sub-orbital Spacecraft Based on X-34 ...

Create successful ePaper yourself

Delete template?

Save as template?