Unmanned Aerial Vehicle

1
Unmanned Aerial Vehicle
2
Outline

• Schedule
• Budget
• Benchmarking
• Autopilot
• Linkages
• Critical Function Prototype (CFP)

3
Schedule

• Scheduled Achievements
• Balance UAV without autopilot
• Design mounts for autopilot system
• Test Flight without autopilot
• Accomplished Achievements
• Balance UAV without autopilot
• Design mounts for autopilot system
• Weather has not permitted flight at scheduled
  times

4
Budget
5
Benchmarking

• Autopilot
• Size
• Servo Control Ports
• Speed Sensing
• Navigation
• Linkages
• Advantages
• Disadvantages

6
Benchmarking Autopilot

• Kestrel
• Picture of Kestrel autopilot chip

Size 2 x 1.37 x .47 Servo Control 4 Servo
output slots Speed Sensing Ability to receive
GPS inputs Air pressure
input Navigation 3 axis Gyros in use with
the GPS The GPS system comes with the Chip
http//www.procerusuav.com/productsKestrelAutopilo
t.php
7
Benchmarking Autopilot

• Microbot
• Picture of Microbot autopilot chip

Size 2.63 x 2.10 x 2.63 Servo Control
Drives up to 30 servos Speed Sensing
Ability to receive GPS inputs Navigation
GPS system The GPS system is sold
separately Servo plug boar sold separately
http//microboticsinc.com/rc_uav_autopilot.php?gcl
idCJeMpd3irocCFUSACwodbzN16g
8
Benchmarking Autopilot

• Mavionics
• Picture of Mavionics autopilot chip

Size 2.95 x 1.65 x 1.37 Servo Control 5
Servo output slots Speed Sensing Ability to
receive GPS inputs Air pressure
input Navigation 3 axis Gyros in use with
the GPS The GPS system is sold with the
autopilot
http//mavionics.de/index.php?optioncom_contentt
askviewid4Itemid10langen_EN
9
Benchmarking Linkages
Unsupported Tie Rod
Advantages Requires no Supports Only one
point of contact on control surface Disadvan
tages Buckling Requires direct path
Picture of ridged push rod
http//www2.towerhobbies.com/cgi-bin/wti0001p?IL
XD878P7
10
Benchmarking Linkages

• Flexible Push rods

Advantages Does not require direct
path Only one point of contact on control
surface Disadvantages Must be able to
attach the sleeve to stationary
components
Picture of sleeved push rod
http//www2.towerhobbies.com/cgi-bin/wti0001p?IL
XFU90PML
11
Benchmarking Linkages

• Pull-Pull System

Advantages Strong Most support Disadvantage
s Points of rotation must be on the
same plane Must have unobstructed
path Must have two points of contact on
control surfaces
Picture of sleeved push rod
http//www2.towerhobbies.com/cgi-bin/wti0001p?IL
XFU90PML
12
Critical Function Prototype
CFP
Unmanned Aerial Vehicle 7 ft. wingspan
Goal Make UAV Flight Worthy without Kestrel
Autopilot With weather permitting Fly UAV and
present video representation
Picture taken by Tyson Remm.
13
Summary

• Schedule
• Budget
• Benchmarking
• Autopilot
• Linakges
• CFP

14
Questions
Professor Chen chen_at_mech.utah.edu Bryce
Ingersoll bryce.ingersoll_at_m.cc.utah.edu James
Jacob jamesijacob_at_gmail.com Tyson
Remm. tremmster_at_hotmail.com