The 250-MW California Valley Solar Ranch, now under construction, will provide power to PG&E’s grid. The facility’s solar trackers follow the sun’s movement during the day, increasing sunlight capture over conventional fixed-tilt systems, while significantly reducing land-use requirements.
Local Solar, Vicious Cycle
Still, there can be problems at the distribution level. As Bill Labos, director of asset reliability at PSE&G, explained it, “PV system developers need to be aware that installations in any urban environment where underground distribution is present may involve network distribution systems,” which were never designed to backfeed power to the utility source. If the solar output exceeds the load at the facility, Labos said, “The excess power will begin to backfeed, ...
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