Power Conversion Techniques

Understand the fundamental principles of power conversion.

Overview of power conversion and its importance in modern electronics. Basic concepts: voltage, current, power, and efficiency. Energy conversion processes and losses.

Learn the methods and applications of AC-DC conversion.

Rectification: principles of converting AC to DC. Types of rectifiers: half-wave, full-wave, and bridge rectifiers. Power factor correction and harmonics reduction. Applications: power supplies, battery chargers, and electronic devices.

Learn the methods and applications of DC-DC conversion.

Principles of step-up (boost), step-down (buck), and buck-boost converters. Circuit topologies, operation modes, and design equations. Efficiency optimization and thermal management. Applications: voltage regulation, battery management, and portable devices.

Learn the methods and applications of DC-AC conversion.

Inversion: principles of converting DC to AC. Types of inverters: square wave, sine wave, and PWM inverters. Control techniques and output filtering. Applications: uninterruptible power supplies (UPS), renewable energy systems, and motor drives.

Learn the methods and applications of AC-AC conversion.

Principles of direct AC-AC conversion and frequency conversion. Types of AC-AC converters: cycloconverters, matrix converters. Voltage regulation and phase control techniques. Applications: motor speed control, lighting dimmers, and frequency converters.

Explore practical implementation and optimisation of power converters.

Component selection: semiconductors, passive components, and magnetic components. PCB layout considerations for minimizing noise and losses. Protection methods: overcurrent, overvoltage, and thermal protection. Case studies and troubleshooting of practical converter designs.