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Garry Vondrasek Charlie Wolfe Project 46 ECE 345 TA: Julio Urbina

Self-Regulating Alternator. Garry Vondrasek Charlie Wolfe Project 46 ECE 345 TA: Julio Urbina. Introduction. Motivation Define Terms Excitation Synchronous Motor Small Signal Scaling. Objective. Self-Regulating Stable 5% Tolerance Goal for 800 - 1500 RPM

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Garry Vondrasek Charlie Wolfe Project 46 ECE 345 TA: Julio Urbina

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  1. Self-Regulating Alternator Garry Vondrasek Charlie Wolfe Project 46 ECE 345 TA: Julio Urbina

  2. Introduction • Motivation • Define Terms • Excitation • Synchronous Motor • Small Signal Scaling

  3. Objective • Self-Regulating • Stable • 5% Tolerance Goal for 800 - 1500 RPM • Implement with PID control scheme DC Motor Synchronous Machine Variable DC Power Supply PID Controller

  4. Design • System Identification • PID Controller Design • Interface with DC power supply • Modifications • Challenges

  5. System Block Diagram S S

  6. Signal Flow Graph

  7. Schematic

  8. Printed Circuit Board

  9. Testing • Summer Testing for Error signal • Determining K • Max / min Overshoot on transients • Voltage versus Load

  10. Conclusions • Design Objectives Met; Exceeded • Tolerances satisfied • Ways to improve: adding D-term, making robust under variable loads

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