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Electromechanical Systems

Electromechanical Systems. Introduction. 1. Unit 1 – DC Circuits Voltage, current, resistance Kirchhoff’s voltage and current laws Power and energy dissipation Bridge measurements: strain and temperature Inductance Capacitance. Syllabus. Unit 2 – AC Circuits

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Electromechanical Systems

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  1. Electromechanical Systems Introduction 1

  2. Unit 1 – DC Circuits Voltage, current, resistance Kirchhoff’s voltage and current laws Power and energy dissipation Bridge measurements: strain and temperature Inductance Capacitance Syllabus

  3. Unit 2 – AC Circuits Analysis of circuits with resistance, inductance and capacitance Phasors, complex impedances Power factor, power dissipation Resonance, power factor improvement Capacitive transducers Syllabus

  4. Unit 3 – Devices Diodes, Thyristors Bipolar transistors used as: Switches Amplifiers Operational amplifiers Syllabus

  5. Unit 4 - Power Supplies Three phase generation Star and delta connections Half and full-wave diode and Thyristor rectifiers Smoothing Unit 5 - Transformers Transformation (turns) ratio, ampere - turn balance Losses, efficiency Unit 6 - Electro Magnetism Flux, flux density (B) magneto motive force, Magnetic field strength (H) Permeability Syllabus

  6. Unit 7 - DC Motors Construction and operation Shunt - and series-wound, separately excited motors Unit 8 - Induction Motors Construction and operation Torque - slip characteristic, synchronous speed, slip Mechanical output power Double cage rotors Multi-pole motors Speed variation using variable frequency (inverter) suppliers Syllabus

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