Industrial Electronics Course

Lesson 1 • Voltage, Current, and Resistance

Defines the three fundamental electrical quantities and their units. Connects these quantities through Ohm's Law for circuit analysis.

Lesson 2 • Atomic Structure and Electron Flow

Covers atomic models, valence electrons, and conductors vs. insulators. Provides the physical basis for understanding current flow in industrial systems.

Lesson 3 • Electrical Measurement and Test Equipment

Introduces multimeters, ammeters, and voltmeters used in industrial settings. Develops safe and accurate measurement practices for DC quantities.

Lesson 1 • Power in AC Circuits

Distinguishes real, reactive, and apparent power and introduces power factor. Directly applicable to industrial energy efficiency and motor load management.

Lesson 2 • Capacitance in AC Circuits

Explains capacitor behaviour, capacitive reactance, and current-voltage phase relationships. Connects capacitor theory to filtering and power factor correction applications.

Lesson 3 • AC Waveform Characteristics

Describes sinusoidal waveforms, frequency, period, amplitude, and RMS values. Establishes the vocabulary needed for all subsequent AC circuit analysis.

Lesson 4 • Inductance in AC Circuits

Covers inductor behaviour, inductive reactance, and voltage-current phase relationships. Prepares students for transformer and motor circuit analysis.

Lesson 1 • Thyristors and Power Semiconductors

Covers SCRs, TRIACs, and DIACs used in industrial power control applications. Connects device characteristics to phase-control and motor speed circuits.

Lesson 2 • Bipolar Junction Transistors

Covers BJT structure, operating regions, and switching vs. amplification modes. Prepares students to analyse transistor-based control and driver circuits.

Lesson 3 • Resistors, Capacitors, and Inductors

Covers component identification, ratings, tolerances, and failure modes. Grounds students in passive component selection for industrial circuit design.

Lesson 4 • Semiconductor Diodes

Explains P-N junction theory, forward bias, reverse bias, and diode specifications. Connects diode behaviour to rectifier and protection circuit applications.

Lesson 1 • Half-Wave and Full-Wave Rectifiers

Analyses single-phase rectifier topologies and their output waveforms. Establishes the foundation for understanding regulated industrial DC supplies.

Lesson 2 • Protection Circuits in Power Supplies

Covers overcurrent, overvoltage, and reverse polarity protection methods. Directly applicable to protecting industrial control panels and sensitive equipment.

Lesson 3 • Filter Circuits and Ripple Reduction

Covers capacitor, inductor, and LC filter designs for smoothing rectified output. Connects filter design to acceptable ripple levels in industrial control circuits.

Lesson 4 • Three-Phase Rectification

Extends rectifier analysis to three-phase systems common in industrial facilities. Covers six-pulse and twelve-pulse configurations and their ripple characteristics.

Lesson 1 • Active Filters for Signal Processing

Covers first- and second-order active low-pass, high-pass, and band-pass filters. Used to remove noise from sensor signals before analogue-to-digital conversion.

Lesson 2 • Comparators and Schmitt Triggers

Explains open-loop comparator operation and hysteresis in Schmitt trigger circuits. Applies to threshold detection and noise-immune switching in industrial controls.

Lesson 3 • Summing, Difference, and Instrumentation Amplifiers

Covers multi-input amplifier topologies and high-CMRR instrumentation amplifiers. Essential for processing multiple sensor signals in industrial measurement systems.

Lesson 4 • Op-Amp Characteristics and Ideal Model

Covers open-loop gain, input impedance, output impedance, and bandwidth. Establishes the ideal op-amp model used throughout industrial signal conditioning design.

Lesson 1 • Sequential Logic and Flip-Flops

Introduces SR, D, JK, and T flip-flops and their timing diagrams. Provides the basis for counters, registers, and state machines in industrial controllers.

Lesson 2 • Boolean Algebra and Logic Gates

Covers AND, OR, NOT, NAND, NOR, and XOR gates and Boolean simplification. Enables students to design and reduce logic expressions for industrial control circuits.

Lesson 3 • Combinational Logic Circuit Design

Applies Boolean methods to design encoders, decoders, multiplexers, and adders. Directly relevant to data routing and arithmetic in industrial digital systems.

Lesson 4 • Number Systems and Digital Codes

Introduces binary, octal, hexadecimal, and BCD number systems and conversions. Provides the numerical foundation for programming and troubleshooting digital industrial systems.

Lesson 1 • PLC Troubleshooting and Maintenance

Applies systematic fault-finding methods to PLC hardware and programme faults. Develops the diagnostic skills required for minimising industrial downtime.

Lesson 2 • PLC Hardware and I/O Modules

Covers PLC CPU, power supply, discrete and analogue I/O modules, and wiring practices. Prepares students to select and install PLC hardware for industrial applications.

Lesson 3 • Ladder Logic Programming Fundamentals

Introduces ladder diagram elements including contacts, coils, timers, and counters. Enables students to write and interpret basic PLC programmes for industrial machines.

Lesson 4 • Advanced PLC Instructions and Data Handling

Covers comparison, maths, move, and data manipulation instructions in ladder logic. Extends programming capability to process control and recipe management applications.

Lesson 1 • Motor Starters and Contactors

Covers direct-on-line, star-delta, and soft-starter methods for motor starting. Connects starting method selection to motor protection and mechanical load requirements.

Lesson 2 • Drive Troubleshooting and Fault Analysis

Applies fault code interpretation and systematic diagnostics to VFD failures. Reduces industrial downtime through structured drive fault analysis and corrective action.

Lesson 3 • Variable Frequency Drive Operation

Explains VFD rectifier, DC bus, and inverter stages and PWM output generation. Prepares students to understand drive operation for AC motor speed control.

Lesson 4 • DC and AC Motor Principles

Reviews DC motor construction, torque-speed curves, and AC induction motor theory. Establishes the motor knowledge required for drive selection and control design.