This page summarize all lessons held by Bluewind at the University of Padova during the period October 1999 - January 2000.

We have been contracted by the University of Padova as tutor for the Automation Laboratory training during the Electronics Engineering Diploma course in Vicenza. Most of the downloadable material listed below is written in Italian language, being prepared for Italian students, and is in Word/ZIP or Text/ZIP format. Translations can be prepared if requested.

BlueWind offers a professional service specializing in the design of electronic systems and full product design, including digital and analog design, numeric signals processing, automatic controls and industrialization and production of electronic parts.

Conferences at the University of Padova (January 1999 and January 2000, Prof. Ciscato)

• Part One: "Designing with Microcontrollers"
• Part Two: "Designing with DSP"

Lessons at the Automation Laboratory in Vicenza, Universit of Padova Electronics Engineering Diploma Course (October 1999 - January 2000, Prof. Ciscato)

• Lesson One: "MATLAB: Differential equations of the 1.st order"
  • Using "solvers" Ode23, Ode45 (Ordinary Difference Equation) in 1.st order differential equations problems;
  • Examples of natural systems description using 1.st order differential equations;
  • Using "M-functions".
  
  
• Lesson Two: "MATLAB: Differential equations of the 2.nd order"
  • Using "solver" Ode45 and examples;
  • Characterization of 2.nd order systems (natural frequency and damping factor).
  
  
• Lesson Three: "Introducing SIMULINK"
  • Examples of dynamic systems models of the 1.st and 2.nd order;
  • Discrete systems. Discretization using Tustin and Euler methods: comparison of the results by frequency analysis;
  • Sample and Hold (S/H) in Simulink: sampling delay, definition of "phase-shifted samples";
  • Building IIR filters;
  • Variables saturation methods: anti-windup;
  • Effects of saturation in digital filtering.
  
  
• Lesson Four: "SIMULINK: model of a DC motor"
  • Step response;
  • Locked rotor response;
  • Example of an oscillating response by introducing a 1/10 inertia;
  • Effects of "B" factor (friction) on speed;
  • Examples using "fdt" and "pole" functions.
  
  
• Lesson Five: "SIMULINK: Bode and Nyquist Plots"
  • Bode and Nyquist plots of continuous systems;
  • Frequency analysis of a DC motor speed regulation system.
  
  
  
  
  
• Experience One: "Presentation of the Laboratory"
  • The "Infineon C164 StarterKit" as a microcontroller development board;
  • The "Keil Software uVision2" C-language development environment;
  • Power-control board and DC Motor.
  
  
• Experience Two: "Open-loop control of the DC Motor"
  • Using the CAPCOM6 unit as a PWM generator;
  • Generating a current reference using the PWM unit;
  • Open-loop behaviour of the DC motor; recording of voltage/current signals using the oscilloscope;
  • Experiences varying max torque and acceleration.
  
  
• Experience Three: "P-type control of the DC Motor"
  • Developing a P-type controller using C language;
  • Using CAPCOM2 unit for reading the incremental encoder signal;
  • Using speed information feedback;
  • Stability of the system.
  
  
• Experience Four: "PI-type control of the DC Motor"
  • Developing a PI-type controller using C language;
  • Anti-windup techniques;
  • System stability and calculation of the regulation parameters.
  
  
• Experience Five: "Using the Analog to Digital converter"
  • Programming the A/D converter of Infineon C164;
  • Using the A/D converter to read armature (BEMF) feedback.

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