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This tool makes it possible to estimate the average monthly and yearly energy production of a PV system connected to the electricity grid, without battery storage. The calculation takes into account the solar radiation, temperature, wind speed and type of PV module.
21 Σεπ 2022 · Calculate solar radiation for your location (city, address, or zip code) with our free solar irradiance calculator.
PVGIS is an online free solar photovoltaic energy calculator for stand alone or connected to the grid PV systems and plants, in Europe, Africa, America and Asia. Solar electricity generator simulation and solar radiations maps
Made by the developers of the full featured market leading PV simulation software PV*SOL, this online tool lets you input basic data like Location of your system, Load profile and annual energy consumption, PV module data (manufacturer, model, orientation, quantity etc.), Inverter manufacturer.
The solar radiation data used by PVGIS consists of one value for every hour over a multi-year period. This tool gives the user access to the full contents of the solar radiation database. In addition, the user can also request a calculation of PV energy output for each hour during the chosen period.
To figure out how much solar power you’ll receive, you need to calculate solar irradiance. This can be calculated using: E = H * r * A. Where: E = energy (kWh) H = annual average solar radiation (kWh/m²/year) r = PV panel efficiency (%) A = area of PV panel (m²)
The solar radiation may be characterized by the measured solar irradiance (power per area at a given moment) (or radiation) and by the solar insolation (the energy per area delivered over a specified time period). The solar radiance is an instantaneous power density in units of kW/m 2.
