MG5033 – Electrical Fundamentals

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Module code
MG5033
Module title
Electrical Fundamentals
Prescription
To enable students to learn electrical and electronic theory and how these are applied to mechanical engineering systems.
Programmes
  • SC1001
NZQA Level
Level 5
NZQA Credits
15
Delivery method
  • Web-Enhanced
Learning hours
Directed hours
60
Self directed hours
90
Total learning hours
150
Resources required
Learning Outcomes
Explain the electrical principles commonly required by mechanical engineers relating to DC, AC, and Safety.
Explain electrical and electronic components relating to amplifiers, rectifiers, transducers, DC motors, AC motors.
Explain electrical and electronic control systems
Content
DC Theory and AC theories, phase angle, power factor, reactance, impedance, single phase and three phase systems and calculations, transformers, insulation, magnetics, capacitance.
Electrical safety, transformers, RCD, double insulation, earthing, fuses, circuit breakers including MCBs, and electrical regulations.
Basic electronics systems, Amplifiers, rectifiers, inverters, PWM, PLC, micros, PICs
Transducers, Temp, Pressure, Force, acceleration, position, velocity
Measurement devices including, voltmeters, ammeters, ohmmeters, energy meters, power factor meters.
DC motors and starters, types, characteristics, selection. AC motors and starters, types, characteristics, selection. Power factor correction, speed controllers, stepper motors and drives.
Digital and analogue systems, standard control signals (i.e. 4-20 mA).
Concepts of open and closed loop control, proportional, sequential.