The following page discusses charging and discharging a Flooded Lead Acid
battery.
The battery under test will be a 27DC-6 other wise known
as a Marine or deep cycle battery, the larger of the two that are typically
available (small is the 24DC-6, $58).
The ratings tag on this battery shows an amp-hour rating of 115 Ah, CA of
720 amps, and a CCA of 600 amps. $70 at Wal-Mart (10/2009).
Test Statistics
| Time |
Device |
Load (amps) |
Tot Load (amps) |
Voltage |
Ah |
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Notes:
State of Charge (SoC)
| Open Circuit (V) |
State-of-Charge (%) |
| 12.65 |
100 |
| 12.45 |
75 |
| 12.24 |
50 |
| 12.06 |
25 |
|
11.89 or less |
Discharged |
|
Courtesy of
BatteryUniversity.com |
State of Charge (SoC)
| Open Circuit (V) |
State-of-Charge (%) |
| 12.7 |
100 |
| 12.5 |
90 |
| 12.42 |
80 |
| 12.32 |
70 |
| 12.20 |
60 |
| 12.06 |
50 |
| 11.9 |
40 |
| 11.75 |
30 |
| 11.58 |
20 |
| 11.31 |
10 |
| 10.5 |
Discharged |
|
Courtesy of
WindSun.com |
- - -
Links:
http://www.geocities.com/dtmcbride/products/batteries.html
http://www.idofishing.com/forum/showflat.php/Number/46589
http://www.batteryuniversity.com
If you have any questions or comments that could be added to this site
please send them along. I'll post and credit your information.
