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Photovoltaic System “Grid-tied”
The interconnection option of a renewable energy system (e.g. photovoltaic system) is known as “Grid-tied” (Interconnected). Being “interconnected” to the electrical network of a utility …
Photovoltaic System “Off-grid”
The option to disconnect from the utility company using a renewable energy system (e.g. photovoltaic system), is known as “Off-grid”. In this type of system, …
Photovoltaic (PV) Systems
In the last two decades (1990 – 2010) Photovoltaic Systems have grown into a global business of approximately 82 billion dollars. This strong growth has …
Electric Power vs Electrical Energy
Most of us have heard the concept of electric power since we all use it (to turn on the lights in a room, charge the computer, heat our food in the microwave oven, etc.) But, what is electric power exactly?