Tag Archives: seasonal

Concentrated Solar Power is dying out in the U.S.

Posted on June 12, 2020 by

Preface.  Concentrated Solar Power (CSP) contributes only 0.06 % of U.S. electricity, mainly in California (64 %) and Arizona (24 %) because extremely dry areas with no humidity, haze, or pollutants are required. Of the 1861 MW power they can … Continue reading →

Posted in Concentrated Solar Power, CSP with thermal energy storage, Grid instability, Seasonal Variation | Tagged , , , , , | 1 Comment

55 Reasons why wind power can not replace fossil fuels

Posted on February 14, 2019 by

Preface. Electricity simply doesn’t substitute for all the uses of fossil fuels, so windmills will never be able to reproduce themselves from the energy they generate — they are simply not sustainable.  Nor can electricity generate the high heat required … Continue reading →

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Geothermal power is seasonal: more power in winter than summer

Posted on December 4, 2016 by

Eventually fossil fuels will decline to the point that renewables will have to replace them, and the electric grid become 100% renewable.  One of the factors that will make this difficult is that 50 to 90% will need to come … Continue reading →

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Wind and Solar diurnal and seasonal variations require energy storage

Posted on June 4, 2015 by

Preface. Currently energy storage is accomplished with the 67% of fossil fuels (natural gas and coal) used to generate electricity, especially natural gas which can kick in within microseconds to make up for failing wind, or run all the time … Continue reading →

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Wind’s dirty secret: it goes on vacation in the summer and year-round in the South East

Posted on February 26, 2015 by

  Figure 1. Summer wind across the USA is barely to not economically viable Class 3 (light blue), or not at all economically viable Class 2 (orange) and class 1 (blank) (NREL), with very limited darker blue (class 4) and … Continue reading →

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