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Overview
A solar battery is a useful component to any solar power system. It allows you to store excess energy for use when your solar panels aren’t producing enough, and it gives you more alternatives for how to power your home.
A solar battery is a gadget that you can use to store extra electricity generated by your solar panels.
When your solar panels don’t generate enough electricity, such as at night, on cloudy days, or during power outages, you can use the stored energy to power your home.
A solar battery’s purpose is to assist you make better use of the solar energy you generate. If you don’t have battery storage, any surplus solar power goes to the grid, which means you’re creating power and distributing it to others without fully exploiting the electricity your panels generate.
The Science of Solar Batteries
Lithium-ion batteries are the most common type of solar battery on the market today. This is the same technique that is utilized in high-tech batteries like smartphones.
Lithium-ion batteries work by storing chemical energy before converting it to electrical energy through a chemical reaction. Lithium ions release free electrons, which flow from the negatively charged anode to the positively charged cathode, causing the reaction.
The lithium-salt electrolyte, a liquid inside the battery that balances the reaction by delivering the necessary positive ions, encourages and enhances this movement. The current required for people to consume electricity is created by the passage of free electrons.
How Solar Batteries Work with a Solar Power System
This entire process starts with the solar panels on the roof generating power. Here is a step-by-step breakdown of what happens with a DC-coupled system:
- Sunlight hits the solar panels and the energy is converted to DC electricity.
- The electricity enters the battery and is stored as DC electricity.
- The DC electricity then leaves the battery and enters an inverter to be converted into AC electricity the home can use.
The process is slightly different with an AC-coupled system.
- Sunlight hits the solar panels and the energy is converted to DC electricity.
- The electricity enters the inverter to be converted into AC electricity the home can use.
- Excess electricity then flows through another inverter to change back into DC electricity that can be stored for later.
- If the house needs to use the energy stored in the battery, that electricity must flow through the inverter again to become AC electricity.
Solar Battery Prices In South Africa
The cost of installing a solar battery might range from R10000 to R100000, depending on the chemistry of the battery. Solar batteries have become less expensive in recent years, but they still cost a lot of money – and most individuals don’t have that kind of cash on hand. Lithium-ion batteries are used with the majority of home grid-tied solar panels. Small-capacity lead-acid batteries are less expensive, but they won’t be able to power your entire home.
Thank you for taking the time to read about solar battery prices in South Africa. We look forward to seeing you soon.