Some recent stories that deserve connecting; including news from sources on the web, and fake news in Toronto's most popular newspaper.
The most important story, in terms of the themes I write on most often, reported on the devaluation of existing generators with the introduction of new capacity
Pressures on competitive power markets have fueled substantial declines in plant valuations over the past five years, with coal plants taking the brunt of the damage. That’s the conclusion of a new report from financial services firm Fitch Ratings released on Wednesday.The article is important as a source of news; but I think the conclusions drawn from the facts could be better. Subsidizing intermittent sources during a period of stagnant demand lowers the valuation of other generating assets; less so if the sources are dispatchable, so mostly devaluing high-capital cost sources with low operating costs, which include not only the frequently cited nuclear, but large hydro and geothermal too.
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Gas-fired plants, both combined cycle and combustion turbine, saw comparatively smaller declines, 17% and 14%, respectively. Spark spreads have narrowed in most regions despite the fall in gas prices. However, there was a wide disparity in plant valuations in gas, with some plants—the newest and most flexible, in areas where substantial renewable generation places a premium on flexibility—actually increasing in value.
The smallest drop was in renewables, where hydropower assets saw a negligible 1% drop, and wind assets fell only 5% (the geothermal plants analyzed by the report fell 47%, but this represented only a handful of assets).
Speaking of geothermal...