Publication: Design and implementation of autonomous autopiloted aerial vehicle platform
Date
2009-04-01
Authors
Mohamad, Ahmad Ashraf
Journal Title
Journal ISSN
Volume Title
Publisher
Abstract
The control of a helicopter is complex, and includes the interaction of forces and the balancing of them. Although a stable condition can be achieved with sophisticated control system, good mechanical design can reduce the problem of instability of a helicopter. One of the designs is the coaxial types of blade system. Nevertheless, a good control system is still needed since a helicopter control involves many parameters. The PIC16F876A microcontroller has been used to measured the input from sensor, do the calculation and control the actuators (two DC motors and two servos). In this project, ultrasonic sensor is used to control the height of the platform. The implementation of a control system such as PID will increase the efficiency of the system. Implementation shows that the coaxial helicopter is able to fly in control condition but more adjustment needs to be made to make it more stable.