Category Archives: Pedro Prieto

The Texas electric grid outage

Posted on November 10, 2021 by

Preface. In February of 2021, millions of Texans and Mexicans lost electric power in a hard freeze. Oxer (2021) on the March 2 Power Hungry podcast, said that if the Texas grid had blacked out, it would have taken until … Continue reading →

Posted in Alternative Energy, Grid instability, Pedro Prieto | Tagged , , , | 2 Comments

Pedro Prieto: many solar panels won’t last 25-30 years, EROI may be negative

Posted on March 4, 2019 by

Preface. Pedro Prieto and Charles Hall wrote the definitive book on the EROI of solar power, “Spain’s Photovoltaic Revolution. The Energy Return on Investment” and has built many commercial facilities himself and witnessed the failure of solar panels long before … Continue reading →

Posted in Pedro Prieto, Photovoltaic Solar | Tagged , , , | 7 Comments

EROI explained and defended by Charles Hall, Pedro Prieto, and others

Posted on February 21, 2017 by

[ If you found this post interesting, the following posts are even better (more detailed and in-depth): Tilting at Windmills, Spain’s disastrous attempt to replace fossil fuels with Solar PV, Part 1 Tilting at Windmills, Spain’s disastrous attempt to replace … Continue reading →

Posted in Charles A. S. Hall, EROEI Energy Returned on Energy Invested, Pedro Prieto | Tagged , , , | 3 Comments

Tilting at Windmills, Spain’s disastrous attempt to replace fossil fuels with Solar PV, Part 2

Posted on January 26, 2017 by

[ Pedro Prieto presented an update on June 20, 2017 at the International Society for Biophysical Economics “Spain’s Solar Revolution Revisited: six years later” here: Pedro-Prieto_ISBPE_2017-Spains-solar-revolution-revisited.pdf.   See the pdf for more information Losses in book overestimated and revised Before / … Continue reading →

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Tilting at Windmills, Spain’s disastrous attempt to replace fossil fuels with Solar PV, Part 1

Posted on October 31, 2015 by

Book review by Alice Friedemann at energyskeptic of “Spain’s Photovoltaic Revolution. The Energy Return on Investment”, by Pedro Prieto and Charles A.S. Hall. 2013. Springer. Conclusion: the EROI of solar photovoltaic is only 2.45, very low despite Spain’s ideal sunny … Continue reading →

Posted in Alternative Energy, Charles A. S. Hall, Debt, Electric Grid, Energy Books, EROEI Energy Returned on Energy Invested, Pedro Prieto, Photovoltaic Solar, Solar, Solar EROI | Tagged , , , , , , , , | 21 Comments

Pedro Prieto – what life used to be like decades ago in small Spanish villages

Posted on August 21, 2015 by

 [I’m reading James Howard Kunstler’s excellent trilogy “A World Made By Hand” now to get an idea of what life might be like post-peak when the worst of the crisis is over. Prieto’s vivid descriptions are wonderful, I wish he’d … Continue reading →

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Pedro Prieto on Population

Posted on May 7, 2015 by

[I haven’t always agreed with Pedro about population, but I think he’s right now. It’s too late to do anything about overshoot, and we probably could have never done anything about it because we are animals. Though still, it is … Continue reading →

Posted in Pedro Prieto, Population | Tagged , , | 1 Comment

Spain Wind Integration

Posted on January 22, 2015 by

2 articles below, Pedro Prieto and National Renewable Energy Laboratory: Jan 14, 2015 Pedro Prieto [energyresources] Digest Number 8957 [altered slightly] In Spain we have this mix, as of the end of 2014: INSTALLED POWER MW     %         GWH     … Continue reading →

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