Find a battery electrical device we commonly use and share its characteristics. How many batteries does it use and of what type and voltage? How much current can these batteries provide. In your device tell if they are wired in parallel or in series? How much voltage do you think this device requires? How much current do you think it can draw?
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advantage of the battery electrical device:
Fast and simple charge — even after prolonged storage.
High number of charge/discharge cycles — if properly maintained, the NiCd provides over 1000 charge/discharge cycles.
Good load performance — the NiCd allows recharging at low temperatures.
Long shelf life – in any state-of-charge.
Simple storage and transportation — most airfreight companies accept the NiCd without special conditions.
Good low temperature performance.
Two types of the batteries .
1. primary
2. secondary
uses of batteries:
Heat removal/dissipation
Electrical insulation
Electrical contact
Protection form debris and environmental conditions
Cushioning and vibration absorption.
if you only draw 1A out of a 55Ahbattery it will be able to supply thecurrent for a total of 1 hour.
in our device wired in parallel connections .
and 220 v used.
15A cuurent used.