Definition: Global horizontal irradiance

From Open Energy Information

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Global horizontal irradiance

The total amount of shortwave radiation received from above by a horizontal surface. This value is of particular interest to photovoltaic installations and includes both Direct Normal Irradiance (DNI) and Diffuse Horizontal Irradiance (DIF).[1]




Related Terms
DNISolar radiationConcentrating solar powerPhotovoltaics
References
  1. http://www.3tier.com/en/support/glossary/#g