https://www.boatus.com/seaworthy/magazine/2012/january/hazards.asp
Emergent Technologies, Evolving Hazards New lithium-ion batteries pack a lot of energy. Here's why that could be a problem on boats. Sent from my iPhone > On Oct 17, 2018, at 8:12 AM, Della Barba, Joe via CnC-List > <[email protected]> wrote: > > Some battery facts: > 1. Flooded lead acid, AGM, gel, and lithium batteries all have > different charge voltages and resting voltages. > 2. If you connect different types together, one of those types won’t be > charged optimally. > 3. If you connect different types together, the one with the higher > resting voltage will discharge into the one with the lower resting voltage. > 4. Lithium batteries are the best in every way but price. They need a > specialized charging and management system as well that isn’t cheap. > 5. Gel batteries last longer than AGMs, but they are not as easy to > find and are quickly killed by overcharging. > 6. AGM batteries are easier to get and are quickly killed by > undercharging. > 7. The cheapest way to get deep cycle batteries – by far – is to buy > golf cart batteries. > 8. East-Penn Deka makes gel and AGM batteries for West Marine. They > also make GRP 31 AGMs with a private label for Sam’s Club that are the exact > same battery for half the price. > 9. Adding more batteries and doing nothing else only helps for a > weekend. Once you are out long enough to run them down, you need a way to > charge them faster than the stock system or you just trade frequent engine > use in for less frequent but longer engine use. > 10. Solar + LEDs helps *a ton*! > Joe > Coquina > C&C 35 MK I > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each and > every one is greatly appreciated. If you want to support the list - use > PayPal to send contribution -- https://www.paypal.me/stumurray >
_______________________________________________ Thanks everyone for supporting this list with your contributions. Each and every one is greatly appreciated. If you want to support the list - use PayPal to send contribution -- https://www.paypal.me/stumurray
