Group 2 conceptual

Design Group 2 Kat Donovan - Team Leader Andrew DeBerry Mike Kinder John Mack Jeff Newcamp Andrew Prisbell Nick Schumacher Conceptual Design for AME 441 Spring 2004

Overview ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Aircraft Configuration (Requirements) ,[object Object],[object Object],[object Object],[object Object],[object Object],Design Drivers ,[object Object],[object Object]

Comparison Aircraft * Information from http://www.aerospaceweb.org/aircraft/bomber/yb49/ † Information from http://www.aerospaceweb.org/aircraft/bomber/b2/ ‡ Information from Design and Construction of a Remote Piloted Flying Wing , May 2, 1994

CAD Models Electronics Box Battery Pack (x2) Circuit Card Servo GPS Receiver Modem

[object Object],[object Object],[object Object],Airfoil Choice

Sample Lift Estimation http://www.grc.nasa.gov/WWW/K-12/airplane/foil2.html

Engine Selection: Astro Cobalt 15 9 oz Gear Motor Weight Data from www.astroflight.com 1/4 inch Prop Shaft Diameter 5/32 inch Motor Shaft Diameter 1.3 inches Motor Diameter 3.3 inches Gear Motor Length 400 watts Maximum Continuous Power 25 amps Maximum Continuous Current 2 amps No Load Currrent 8 to 12 volts Voltage Range 2.17 in-oz /amp Geared Torque 0.91 in-oz /amp Motor Torque/amp 652 rpm/volt Geared Motor Speed 1488 rpm/volt Motor Speed Ball Bearings Bearings Sm Cobalt Magnet Type 0.069 ohms Armature Resistance 7 turns Armature Winding 2.38 to 1 Gear Ratio 05 Geared Name p/n 615G Model No. ,[object Object],[object Object]

Weight & Drag Estimates 8.36 Total: 0.65 Main Battery 0.08 Speed Controller 1.5 Electronics Box 0.5 GPS & Transmitter 0.25 Receiver & Battery 0.32 Servo (x4) 0.06 Propeller 0.56 Engine (Cobalt 15) 0.6 Landing Gear 3.84 Structure Aircraft Weights (lbs)

Static Stability 2.910884 0.97 m.a.c. (ft) 8.307692 0.461538 L_ctr (x/L) Wing Center of Lift 2 L (f) Fuselage Length

Conclusions & Lessons Learned ,[object Object],[object Object],[object Object],[object Object],[object Object]

Design & Build Schedule 26 February: Present Detailed Design 4 March: Complete Parts List 16 March: Fabrication 6-9 April: Ground Tests 13-22 April: Flight Tests

Questions? Group 2: Nick Schumacher Andrew DeBerry Andrew Prisbell Jeff Newcamp Kat Donovan Mike Kinder John Mack

Group 2 conceptual

Recomendados

Recomendados

Mais conteúdo relacionado

Mais procurados

Mais procurados (19)

Destaque

Destaque (20)

Semelhante a Group 2 conceptual

Semelhante a Group 2 conceptual (20)

Último

Último (20)

Group 2 conceptual