Category Archives for "Renewable Energy Technology"

PV System Common Grounding Problem Solution Using Optocoupler

1. Why isolation is important: A ground loop may occur when several circuit elements which should be at ground (i.e. 0 Volts), but are not quite at ground, are connected. Generally, a ground is constructed by connecting a wire to a central point which is defined as the “official” ground. Unfortunately, all wires have some […]

Continue reading