NERC sounds alarm on solar tripping in sobering summer reliability report, May 19, 2022, UtilityDive.com. This seems like a timely sequel to last week’s Blistering Wind and Solar Energy post, in which I summarized the results of a renewables integration study performed by the Midcontinent Independent System Operator. The blisters represent pockets of excessive renewable energy generation and the “very different reliability risks than are experienced today,” as described in the MISO report. Electronics provide voltage and frequency control from solar panel generation. When the solar tiger grows from a cub that we had a few years ago into the…
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Texans may need Tabasco, not just for their favorite dish or condiment, but as a deterrent to chewing their fingernails as they ride the cliff of blackouts this summer. Numerous articles, including this most recent one I saw from the Fort Worth Star-Telegram, caution of rolling blackouts as capacity margins are less than 7.5%, which is about half the margin the Electric Reliability Council of Texas (ERCOT) would like to maintain. Supply and Demand I drew a cartoon showing supply and demand curves for differing scenarios below. Sales will increase slightly at lower prices. Electricity sales are very inelastic in…
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