Material:Batteries: Difference between revisions
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Although energy stored in batteries is pretty much as inefficient and costly as it gets, some projects rely on it. | Although energy stored in batteries is pretty much as inefficient and costly as it gets, some projects rely on it. | ||
Are you interested in [[ | Are you interested in [[#Primary Cells|"regular"]] or [[#Secondary Cells|rechargeable batteries]]? | ||
== Primary Cells == | == Primary Cells == |
Revision as of 06:39, 31 August 2017
Although energy stored in batteries is pretty much as inefficient and costly as it gets, some projects rely on it.
Are you interested in "regular" or rechargeable batteries?
Primary Cells
Primary cells are non-rechargeable batteries commonly used in handheld devices.
AA
MaterialInfoBox AA Batteries | |
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Synonyms: | DE: AA-Batterien, Mignon-Batterien |
Suggested Tools: |
AA batteries deliver 1.5 V.
Further information: Wikipedia
AAA
MaterialInfoBox AAA Batteries | |
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Synonyms: | DE: AAA-Batterien, Micro-Batterien |
Suggested Tools: |
AAA batteries deliver 1.5 V.
Further information: Wikipedia
9 V Blocks
MaterialInfoBox 9 V Blocks | |
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Synonyms: | transistor batteries |
Suggested Tools: |
9 V "block" batteries can short each other, take care when storing them! Keep them in separate compartments to prevent them from discharging or even starting a fire.
We'll stock some snap connector cables soon that attach to 9 V blocks on one side and end in bare wire on the other one.
Further information: Wikipedia
Button Cells
e.g. for watch repairs
Secondary Cells
Secondary cells are rechargeable and can be found in phones, laptops and cars. They vary quite a bit in terms of capacity, charging and handling. When using rechargeable batteries in projects, sophisticated charging and protection circuits need to be in place to avoid damaging the cells or even prevent failures (don't do this!).
Here's a decent instructable about salvaging batteries from electronics junk.