The rapid growth of electrical and electronic systems in modern society has increased the importance of reliable power storage and backup solutions. Batteries and inverters have become essential components in residential, commercial, industrial, automotive, and renewable energy applications. Proper testing, maintenance, and understanding of these systems are necessary to ensure safety, efficiency, reliability, and long service life.
This book, “Battery and Inverter Testing and Maintenance,” has been prepared to provide students, technicians, and beginners with a practical understanding of battery and inverter systems. The contents are designed according to laboratory-oriented learning, combining theoretical concepts with hands-on experiments and testing procedures.
Special emphasis has been placed on safety precautions, measurement techniques, and the interpretation of test results. The experiments are presented in a simple and systematic manner, making them suitable for UG students, engineering students, vocational trainees, and field technicians.
Contents –
Group A: Battery Testing and Maintenance
Experiment 1 Study of Specifications of Battery Provided by the Manufacturer (capacity, maximum charge voltage, maximum continuous current, discharge cut-off voltage, temperature range etc.)
Experiment 2 Voltage, Capacity and Internal Resistance Measurement of a Battery
Experiment 3 Verify Ohms Law
Experiment 4 Series and Parallel Connection of Batteries and their Effect on Voltage and Current
Experiment 5-A Measurement of Battery Terminal Voltage, Under Load, No-Load Conditions
Experiment 5-B Testing and Performance of Battery Under Load Condition
Experiment 6 Charging and Discharge Time of a Battery
Experiment 7 Battery Self-Discharge Experiments
Experiment 8 Battery Inspection and Maintenance (Visual Inspection and Heavy Load Test)
Experiment 9 Effect of Temperature on Battery Voltage
Group B: Inverter Testing and Maintenance
Experiment 1 Study of Specifications of Inverter Provided by the Manufacturer (DC Input voltage range, AC output voltage, continuous output power at different temperature, peak power etc.)
Experiment 2 Functional Block Diagram of an Inverter and Function of Each Block
Experiment 3 Demonstrate and Explain the Working of Inverter and its Different Parts and its functions (PWM card, charging card, driver card etc.)
Experiment 4 Generating an Oscillator Signal Using a 555 Timer IC & IC CD 4047 (Astable mode)
Experiment 4-A (Using NE555 IC)
Experiment 4-B (Using CD 4047 IC)
Experiment 5 Making a Simple DC-AC Inverter Circuit
Experiment 6 Simulating an Inverter Output Using a SquareWave Generator
Experiment 7 Analysis of Inverter Output Waveform Using an Oscilloscope
Experiment 8 Testing Transformer Primary and Secondary Voltages and Build a Simple Bridge Rectifier and Testing DC Output
