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supply curve

A Better Value of Economic Dispatch

By Energy Rant No Comments
Last week and many other times, I've written about soaring electricity loads and prices climbing even faster. The reality is prices are rising much quicker than load. For example, grid loads in Oregon have increased at a compounded rate of a modest 2%, while prices have risen by a compounded rate of nearly 9% in the same period. Why is that? Wholesale Electricity Supply Curve A year ago, I demonstrated using a typical generation supply stack from PJM, reposted in Figure 1. Each dot shown represents a generator. Refer to one of my concluding questions last week, "Will stakeholders increase,…
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Texas Heat – An Energy Market

By Energy Rant No Comments
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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