Name: Designing Purpose：Built Drones for Ardupilot Pixhawk 2.1
Author: Ty Audronis
ISBN: 9781786465443

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Designing Purpose：Built Drones for Ardupilot Pixhawk 2.1

Ty Audronis

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Credits
About the Author
About the Reviewer
www.PacktPub.com
Why subscribe?
Customer Feedback
Preface
What this book covers
What you need for this book
Who this book is for
Conventions
Reader feedback
Customer support
Downloading the color images of this book
Errata
Piracy
Questions
Drones 101
Introduction to drones
Purposes for drones
Types of drones
USV drones
Rovers
Submersibles
UAV drones
Multirotors
Fixed-wing drones – airplanes
Hybrid drones – VTOL
Helicopter drones
Dirigible drones – Blimps
Ardupilot 101 – A quick overview of Pixhawk 2.1
Safety and best practices
Summary
Your First Drone - An Autonomous RC Car
Our rover
Kitbashing
Rustler VXL
Planning and limitations
Identifying the components
Planning the placement of Pixhawk
3D modeling, printing, and silicone molding
Measure five times, print once
Model it in 3D
Print it in 3D
Preparing for molding
Pouring the mould
Demolding and curing
Hooking up your Pixhawk
Global Positioning System (GPS)
Radio telemetry
RC receiver
Connecting the brain to the body
Programming the Pixhawk for our (basic) rover
The wizard
More calibration...
Testing and driving
Setting waypoints
Summary
A Drone for Hunters – Autonomous Duck Decoy
Spawning a marketable deal
Outlining the scope before you design
Choosing the kitbash boat
Designing the duck body for 3D printing
The basics of 3D modeling
Modeling with subdivs
Box modeling 101
Knifing polygons
Extruding and shifting
Making the duck hollow
Freezing curves into polygons – subdividing
Booleans
Printing large 3D models
Testing for water-tightness
Installing the propulsion system
Steering and electronics
Hooking everything up!
Summary
A Drone for Golfers
The design
Using tank locomotion
Adapting Pixhawk for skid-steering
Using Bluetooth to control Pixhawk with a phone
Using LIDAR to avoid obstacles
LIDAR 101
Making LIDAR work
Mounting the module
Configuring LIDAR with Mission Planner
Summary
Introduction to UAVs
Safety concerns
Propellers - flying cuisinarts
Designing for air versus ground
Weight
Power/lift
Fuel - battery
Learning some physics
Designing a multicopter airframe
Symmetry
Even numbers
Blade clearance
Designing a fixed wing - airplane
Wing design
Summary
A Simple Multicopter Drone
What is 360 VR video, and why make a drone for it?
Spec-ing out the parts
Starting with the payload
Choosing the gimbal
Landing gear
A first-person view – FPV system
The actual aerial platform – drone
Batteries
Running the numbers
Assembling the drone
Too many freakin wires!
GPS on a stick
Rails are awesome
Anything loose? Tuck it away and tie it down
Hooking up the ESCs to Pixhawk
Configuring Pixhawk and Mission Planner
The initial configuration of Pixhawk
Configuring the ground station
Using joysticks to control a drone
Setting up video
Final configuration before test flights
Summary
The Holy Grail - A Fixed Wing Drone
Why this particular airplane kit?
The assembly
Placing the Pixhawk
Placing the components
Tuning a fixed wing aircraft with mission planner
Configuring the pitot tube
Setting up the LIDAR range finder
Setting up for tuning
Fixed wing flight modes
Setting flight modes
Autotune level
The tuning process
Your maiden flight
AUTOTUNE flight
Taking off and getting ready to tune
Entering AUTOTUNE
How to fly in AUTOTUNE
Testing AUTOTUNE
Autopilot tune
Setting up the mission
Flying the tuning mission
Auto-landing tuning
TECS tuning
Testing and fine tuning TECS
Auto-landing setup and parameters
The testing
Summary
The Principles of VTOL with Pixhawk
The types of VTOL
The hybrid VTOL
Thrust vectored VTOL
Designing your first VTOL
The challenge
The simple gets more complex
The (re-imagined) airframe
Creating our shopping list
The final plan
Implementing Pixhawk
Test and tune before making the leap
Setting up the firmware
Quadplane flight modes
Transitioning from VTOL to airplane
Recommended VTOL RTL procedure
Notes before attempting any transitions
Summary
Programming Ardupilot
The Flight Data interface
The Flight Plan Screen
The Initial Setup screen
Wizard
Mandatory hardware
Optional hardware
Config/Tuning screen
Planner
Flight Modes
Basic Tuning
Standard Params
Advanced Params
Full Parameter List
Full Parameter Tree
The Simulation Screen
Mission Planner terminal
Summary

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Designing Purpose：Built Drones for Ardupilot Pixhawk 2.1