Why, of all things, a golf cart battery?
The lowly 6-volt golf cart battery is still one of the lowest-cost deep-cycle batteries you can buy locally that can withstand a deep discharge and re-charge cycle every day. A “T-105” size golf-cart battery can store over 1 kWh of useful energy without being completely discharged, and their very thick lead plates can take the large charge and discharge currents that would quickly destroy a car battery. Q: I’ve also heard that batteries used in residential solar systems can, under certain circumstances, ignite and explode? How could that happen? A: Although I do not recommend trying this at home, I have been near several large-size battery “explosions,” and I can tell you it was the loudest thing I have ever heard. However, it’s not the type of fireball explosion you see in the movies. Usually the most critical time is near the end, or just after the completion, of a heavy battery charging cycle. At this time there will be hydrogen gas lingering around the tops of the battery bank and
