This is a tool that helps you predict your solar panel energy generation and calculate money saved — based on real weather forecast data.
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Smart Panel Setup
Enter your solar panel configuration — panel size, tilt angle, and direction. -
Real-Time Weather
Helionix uses live weather forecasts (cloud cover, sunlight intensity, etc.) to calculate how much sunlight your panels will actually receive today. -
Multiple Factors
- Solar irradiance
- Panel efficiency
- Heat derating
- Snow
- Dust
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Location:
Search for your city and select it. I didn't implement a way to provide precise coordinates. -
Energy & Price:
Energy is calculated in kilowatt-hour (kWh) and prices are in USD. -
Panel Efficiency:
It is the rate (in %) at which the panels convert sunlight into electricity. Most panels have an average efficiency of 20%. -
Azimuth Angle:
It refers to its horizontal orientation, or the direction it faces, measured clockwise from north. It's a crucial factor in determining how much sunlight a solar panel receives and its energy output. You have to enter angle in range -180° to +180°. -
Environmental Factors:
- Heat Derating
It refers to the reduction in a solar panel's power output as its temperature increases. Ideal operating temperature of a solar panel is generally 25°C. - Snow Coverage
If it snows in your city, it calculates the energy loss using linear interpolation method. - Dust
Its quite tricky to find out how much dust could accumulate on the panel and the loss so it just assumes a 5% loss.
- Heat Derating
- React + Vite
- Open-Meteo API (for geocoding & weather forecasts)
- TailwindCSS (UI styling)
AI was used to design some of the UI components of the website. (Ex: The hero section on the landing page, especially the solar panel, sun & battery illustration.)