11 - Supersonic parachutes Lingard.pdf

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<strong>Supersonic</strong> flow around <strong>parachutes</strong> Dominated by interaction with viscous wake At low supersonic Mach number conical shock forms and reduces drag At higher Mach number forebody base flow is disrupted cyclically and parachute pulsation commences with large drag loss
Wake effects M Forebody Shock 1 Shock 2 CLOSED WAKE M Forebody OPEN WAKE Shock 1 Stagnation Zone Stagnation Zone Shock 3
Page 1 and 2: Parachute Seminar 3rd International
Page 3 and 4: Requirements high drag to weight ra
Page 5 and 6: Ribbon parachute drag coefficient
Page 7 and 8: Supersonic parachute behavior Cd 0.
Page 9 and 10: Supersonic Flow Compressibility Hig
Page 11 and 12: Flow around a hollow hemisphere Mac
Page 13 and 14: Hemisflo - M 1.9 Shock waves
Page 15 and 16: Flow around a hollow hemisphere and
Page 17 and 18: Supersonic parachute behavior
Page 19 and 20: Flow around a disk-gap disk gap-ban
Page 35: Flow around a disk-gap disk gap-ban
Page 39 and 40: Ribbon flutter modified pressure di
Page 41 and 42: Conical Ribbon Parachute
Page 43 and 44: Hemisflo Parachute More refined sha
Page 45 and 46: Supersonic-X Supersonic X parachute
Page 47 and 48: Disk-Gap Disk Gap-Band Band tested
Page 49 and 50: Hermes Testing Test decelerators: s
Page 51 and 52: Ribbon parachute drag coefficient
Page 53 and 54: Drag coefficient vs M
Page 55 and 56: Huygens DGB main ogive wake Cd 0.75
Page 57 and 58: Galileo testing - transonic drag lo
Page 59 and 60: Drag summary Conical ribbon - effec
Page 61 and 62: Stability vs M
Page 63 and 64: Inflation distance as function of M
Page 65 and 66: Aerodynamic Heating stagnation temp
Page 67 and 68: Aerodynamic Heating high temperatur
Page 69 and 70: Design guide 2 sometimes a multi-st
Page 71 and 72: Design guide 4 if aerodynamic heati

11 - Supersonic parachutes Lingard.pdf

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