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Part One - Basics every battery user should know

<< Click on the flag beside each article to view a German version.

Facts about batteries
BU1
BU2
Sharing battery knowledge
When was the battery invented?



Battery chemistries

BU3
BU4


BU5




BU5A




BU5B



BU6



BU7
BU8

What's the best battery?

The nickel-based battery, its dominance and the future

- The nickel-cadmium battery
- The nickel-metal-hydride battery
Is lithium-ion the ideal battery?

- The lithium-ion battery
- The lithium polymer battery
- Restrictions on lithium content for air travel
- Restrictions on shipment of lithium-ion batteries
The high-power lithium-ion
- Types of lithium-ion batteries
- Definition of Energy Density and Power Density
- Confusion with voltages
-
Prolonged battery life through moderation
Lithium-ion safety concerns
- Recall of lithium-ion batteries
- Safety level of lithium-ion systems
- What every battery user should know
Can the lead-acid battery compete in modern times?

- Plate thickness
- Sealed lead-acid
- Absorbed Glass Mat Batteries (AGM)
Will the reusable alkaline battery have a future?

What's the role of the supercapacitor?



Packaging and safety

BU9





BU10
BU10A

Battery packaging - a look at old and new systems

- The cylindrical cell
- The button cell
- The prismatic cell
- The pouch cell
- Battery packs for portable devices
Safety circuits for modern batteries

Serial and parallel battery configurations

- Singe cell applications
- Serial connection
- Parallel connection
- Serial/parallel connection
- Charging and discharging lithium-ion batteries
- Household batteries

Charging

BU11


BU12


BU13



BU14

BU14A

Charging nickel-based batteries

- Charging nickel-cadmium
-Charging nickel-metal-hydride
Charging lithium-ion batteries

-Preparing new lithium-ion for use
-State-of-charge reading based on terminal voltage
Charging the lead-acid battery

- Charging lead-acid batteries with a power supply
- State-of-charge reading based on terminal voltage
- Battery as a buffer
Charging at high and low temperatures

- Ultra-fast chargers
How to charge-when to charge table



Discharging

BU15

BU16




BU16A

Discharging at high and low temperatures

- Pulse discharge
Discharge methods

- What is C - rate?
- Depth of discharge
- Discharge currents and load signatures
- What constitutes a discharge cycle?
Calculating the battery runtime

- The Peukert number


Internal resistance

BU17

How does the internal battery resistance affect performance?

-Talk-time as a function of internal resistance
-
Internal resistance as a function of state-of-charge


Intelligent battery

BU18



BU19

The 'smart' battery

- The Single Wire Bus
- The SMBus
- Negatives of the 'smart' battery
The battery fuel gauge

- The state-of-charge indicator
- The target capacity selector


Storing and recycling

BU20

BU21

How to store batteries

- Priming new batteries
Recycling batteries



Summary Table

BU22

Do and don't
battery table



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