Battery University

Learn About Batteries – Contents

Basics You Should Know

Introduction
Sharing Battery Knowledge
Crash Course on Batteries
When was the Battery Invented? Battery Developments Global Battery Markets Getting to Know the Battery Comparing the Battery with other Power Sources Battery Definitions Primary Batteries Comparison Table of Secondary Batteries
Battery Types
Lead-based Batteries Absorbent Glass Mat (AGM) New Lead Acid Systems Nickel-based Batteries Lithium-based Batteries Types of Lithium-ion Li-polymer Battery: Substance or Hype? Cycle Performance Supercapacitor Fuel Cell Technology The Miniature Fuel Cell Alternate Battery Systems Experimental Rechargeable Batteries
Packaging and Safety
A look at Old and New Battery Packaging Types of Battery Cells Serial and Parallel Battery Configurations Confusion with Voltages Protection Circuits Safety Concerns with Li-ion Building a Lithium-ion Pack
Charge Methods
All about Chargers What is the C-rate? Charging Lead Acid Equalizing Charge Charging with a Power Supply Battery as a Buffer Charging Nickel-cadmium Charging Nickel-metal-hydride Charging Lithium-ion Charging at High and Low Temperatures Charging from a USB Port Charging without Wires Charging with Solar, Turbine Charger Chips How to Charge - When to Charge Table
Discharge Methods
Basics About Discharging Calculating the Battery Runtime Discharging at High and Low Temperatures
"Smart" Battery
Inner Workings of a Smart Battery Battery Fuel Gauge Battery Calibration

The Battery and You

Batteries as Power Source

Cadex C8000 Advanced Programmable Battery Testing System

Learning the basics about batteries - sponsored by Cadex Electronics Inc.

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