How do i determine my lithium battery capacity requirements for a home solar solution?
09 Mar 2023
Determining the lithium battery capacity requirements for a home solar solution involves calculating the amount of energy your household consumes on a daily basis and the amount of solar energy your solar panels can generate.
Here are the steps to follow:
Determine your average daily energy consumption in kilowatt-hours (kWh) by reviewing your energy bills from the past year or by using an energy monitoring tool. This will give you an idea of how much energy your home consumes on a typical day.
Determine your solar panel system's peak power output in watts. You can find this information on the datasheet provided by the manufacturer.
Calculate the amount of energy your solar panels can generate on a daily basis by multiplying the peak power output by the number of hours of peak sunlight in your area. You can use an online solar calculator to determine the number of peak sunlight hours in your location.
Determine the amount of battery capacity you need to store enough energy to power your home during the times when your solar panels are not producing energy. This can be calculated by subtracting the amount of energy your solar panels generate from your daily energy consumption.
For example, let's say your household consumes an average of 20 kWh of energy per day and your solar panel system has a peak power output of 5 kW. Assuming 5 peak sunlight hours in your location, your solar panels can generate 25 kWh of energy per day (5 kW x 5 hours). If you want to store enough energy to power your home for one day, you'll need a battery capacity of 5 kWh (25 kWh - 20 kWh).
It's important to note that your energy consumption and solar panel output can vary depending on factors such as weather conditions and the number of people in your household. It's recommended to consult with a professional solar installer to ensure you are choosing the right lithium battery capacity for your specific needs.
Or access our calculator here. https://solar.rubiconsa.com
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