1
Q
What is an electrical battery ?
A
It is one or more electrochemical cells that convert stored chemical energy into electrical energy (=current).
2
Q
What is the capacity ?
A
It is the electrical charge that can be stored reversibly in A.h.
3
Q
What is the formula for energy ?
A
Voltage x Capacity in W.h or V.A.h
4
Q
What is the formula for power ?
A
Power = Voltage x Current in W
5
Q
What is the state of charge (SOC) ?
A
% of the maximum capacity that is
remaining unused
6
Q
What is the depth of discharge ?
A
% of the maximum capacity that has
been discharged
7
Q
What is a cycle life ?
A
Number of cycles before the battery fails to meet performance specifications.
Low Power Electrical Sources
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