Category Archives: Pedro Prieto

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

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

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

[ 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

[ 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

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, Alternative Energy Resources, Charles A. S. Hall, Debt, Electric Grid, Energy, EROEI Energy Returned on Energy Invested, Pedro Prieto, Photovoltaic Solar, Solar, Solar EROI | Tagged , , , , , , , , | 26 Comments

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

 [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

[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

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Spain Wind Integration

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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