Glossary
Absorbed Glass Mat (AGM) battery
An Absorbed Glass Mat (AGM) Battery is a type of lead-acid battery where the electrolyte is absorbed into a matrix of boron-silicate glass fibers. The physical bond between the electrolyte and the glass mat allows the battery to be spill-proof and safe for use in various environmental conditions. This advanced technology ensures the battery offers outstanding performance characteristics that differentiate it from traditional lead-acid batteries.
AGM batteries are maintenance-free and do not require any addition of water during their lifecycle. This is due to the recombination of gases within the battery, an operation that converts the gases generated during usage back into water. It eliminates water loss and gives these batteries a significantly longer service life as compared to the flooded batteries. In conjunction with this feature, they also enjoy immunity to sulfation when left at a low state of charge, a damaging occurrence that often shortens the lifespan of conventional batteries.
What distinguishes AGM batteries within the renewable energy context is their ability to handle high electrical loads, discharge deeply and recharge swiftly, making them ideal for energy storage in off-grid renewable energy systems. They provide a reliable energy source for solar, wind, and hydropower systems, where energy generated needs to be stored and used during periods without generation, such as night-time for solar power systems.
Moreover, in the realm of carbon accounting, AGM batteries contribute indirectly towards reducing carbon footprints. By facilitating effective storage of renewable energy, they reduce reliance on traditional power sources that emit greenhouse gases. Secondly, due to their longer lifespan and superior energy efficiency compared to other battery types, they minimize the environmental impact related to battery production and disposal.
In summary, AGM batteries offer many advantages in the context of green energy. These include high efficiency, reliability, safety, and significant contributions towards sustainability objectives. Therefore, they are a strategic choice for energy storage, particularly when it comes to renewable energy platforms.