PFR - Aerospace Engineering Sciences Senior Design Projects ...

Project Final Report – CUDBF April 30 th , 2009
ASEN 4028: Aerospace Senior Projects
Figure 79: Speed Controller .............................................................................................. 103
Figure 80: 40 Amp Fuse .................................................................................................... 104
Figure 81: Overall Avionics Diagram ................................................................................ 105
Figure 82: USB Development Board ................................................................................. 105
Figure 83: Wiring Diagram .............................................................................................. 106
Figure 84: Completed Circuit Board .................................................................................. 107
Figure 85: Circuit Board Schematic................................................................................... 107
Figure 86: Transmitter and Receiver.................................................................................. 108
Figure 87: Capabilities of Data Recorder (Seagull Pro Telemetry System) ........................ 110
Figure 88: Airfoil Selection Flow Diagram........................................................................ 112
Figure 89: Wing Geometry Determination Flow Diagram ................................................. 113
Figure 90: Stability Determination Flow Diagram ............................................................. 113
Figure 91: Drag Calculation Flow Diagram ....................................................................... 113
Figure 92: Logic to arming microcontroller ...................................................................... 114
Figure 93: Flowchart for releasing payloads ..................................................................... 114
Figure 94: Assembly Flow Diagram .................................................................................. 115
Figure 95: Main Wing Assembly ...................................................................................... 116
Figure 96: Vertical Assembly ........................................................................................... 117
Figure 97: Wing Sub-Assembly ....................................................................................... 117
Figure 98: Folding Wingtip Assembly .............................................................................. 118
Figure 99: Nose Gear Assembly ....................................................................................... 119
Figure 100: Bottom View of Right Main Landing Gear .................................................... 119
Figure 101: Motor Mount Assembly................................................................................. 120
Figure 102: Battery Assembly .......................................................................................... 121
Figure 103: Wing Store Release Mechanism .................................................................... 122
Figure 104: Centerline Store Release Mechanism ............................................................. 122
Figure 105: Aircraft Assembly .......................................................................................... 123
Figure 106: Interior Landing Gear and Joiner Plate Assembly ........................................... 124
Figure 107: Exterior Vertical and Main Gear Assembly .................................................... 125
Figure 108: Wingtip Interior Sub-Assembly ...................................................................... 126
Figure 109: Main Joined Wing Assembly .......................................................................... 127
Figure 110: Full System Assembly .................................................................................... 128
Figure 111: Inspect of the Isogrid Box Structural Corner after Drop Test .......................... 131
Figure 112: Competition Battery Packs ............................................................................. 132
Figure 113: Battery Voltage and Power Over Time ........................................................... 133
Figure 114: Test Wing with Mounting Apparatus Top View ............................................. 134
Figure 115: Test Wing with Mounting Apparatus Root View ............................................ 134
Figure 116: Whiffle Tree Final Design .............................................................................. 135
Figure 117: COSMOSWorks FEM Model of Tip Displacement ........................................ 135
Figure 118: Whiffle Tree During Loading ......................................................................... 136
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