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Advanced Altitude Control Systems for Flight: A Comprehensive Overview

This presentation by Christian Müller delves into altitude control systems for flight applications. It covers motivation behind the technology, essential basics of micro-copters, and the crucial role of various sensors, including GPS, ultrasonic, and pressure sensors. The hardware structure is outlined using ATmega644P, while system simulations and controller types (P, I, D) are discussed. The use of ultrasonic sensors for material detection and echos are highlighted. The conclusion emphasizes the significance of simulation and systematic design for effective altitude control and safety measures.

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Advanced Altitude Control Systems for Flight: A Comprehensive Overview

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Presentation Transcript

  1. Altitude control for a flight system Christian Müller 05.11.2012

  2. Agenda • Motivation • Basics • Sensors • Hardware-structure • Altitude control • Models and simulation • Ultrasonic sensor • Conclusion

  3. Motivation • Wide range of applications • Observation, inspections, measurements • Cost and resource savings • Protection of human life

  4. Basics • Micro-copter • Functions: • Take off / land • Hover • Control position and height • Collision avoidance • Payload

  5. Sensorsystems • GPS and compass • LEA-6S (ublox), CMPS03 (Devantech) • Acceleration and gyroscopes • LIS344ALH (STMicroelectronics), Murata ENC-03 • Air pressure • MPX 4115A (Freescale)

  6. Hardware-structure • ATmega644P • Sirf Atlas V • Operating systems

  7. Altitude control Formulas Model (MLDesigner) Simulation Code MC (Atmega)

  8. System model

  9. Controller • Typesofcontrollers: • Proportional • Integral • Derivative Controller System

  10. Simulation

  11. Simulation

  12. Ultrasonic sensor • SRF 05 • Specific problems: • Detection of different materials (fleece)

  13. Ultrasonic sensor • Reflexions

  14. Ultrasonic sensor • Echos from distant objects OUT IN

  15. Conclusion • Simulation • Control unit design • Hardware • Implementation / test • Equal steps for other control systems (position, …)

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