Contents
What is battery absorption?
To fully charge a battery, a period of charging at a relatively high voltage is needed. This period of the charging process is called absorption charge. Charging a battery with a fixed absorption time works well as long the battery has been, on average, substantially discharged before a recharge cycle is started.
How much can you discharge a gel battery?
Both under and over-charging can reduce the life of the battery. Do not discharge your battery more than 80% to prevent over-discharging and damaging the battery’s internal components. Avoid charging at temperatures above 113°F (45°C). Gel batteries do not require equalizing.
Can gel batteries explode?
EXPLOSION – Improper charging, poor maintenance or battery failure can cause low acid/electrolyte levels, resulting in high concentrations of hydrogen gas within the battery. This could potentially cause an explosion. While possible with all batteries, an explosion is much less likely in sealed gel batteries.
How to limit the output current of a battery?
So, assuming I got the above correct, I need to know how to limit the battery output current to 1.0A (My circuit would get really hot otherwise.) Your first assumption “battery capable of delivering 1000mAh is also capable of delivering 1Ah, or 2A for 1/2 hour, 4A for 1/4 hour” is incorrect.
What’s the maximum charge current for a Mastervolt battery?
The maximum charging current is 50 % for a gel battery, and 30 % for an AGM battery. Mastervolt Lithium Ion batteries can be subjected to much higher charge currents.
Why does a battery use so much current?
The battery capacity vs discharge is far from linear, and the mAh rating is quoted against a low discharge rate (~0.1*capacity). Secondly your circuit will use as much current as it needs. Trying to limit the current is likely to stop it working. To use less current, redesign the circuit.
What happens if you try to limit the current?
Trying to limit the current is likely to stop it working. To use less current, redesign the circuit. (You might want to write a new question about that, if you need help.) Answer: So, if the current must be 1A, and the voltage is 9.8V, wind a coil with a resistance of 9.8ohms.