Categories
-
Recent Posts
- Rare Earth updates: recent research on why complex & intelligent life are rare in the Universe
- Book review of “Chip War” and the Fragility of microchips
- The tremendous material and energy toll of the digital economy
- Nuclear attack on U.S. could kill 90% of Americans
- What percent of Americans are rational?
- Book review of Lights Out. A Cyberattack. A Nation Unprepared. Surviving the Aftermath
- Off-Road vehicles & equipment need diesel fuel
- Book review of “Prime Movers of Globalization: the History & Impact of Diesel Engines & Gas Turbines”
- Mental Health. Coping with the future: notes from Jackson & Jensen’s “An Inconvenient Apocalypse”
- Tesla Semi trucks hauling corn chips
- What is the plan for an electric grid outage that lasts for months?
- Where to be? Links to Superfund, hazardous waste and other toxic sites in U.S.
- Why methanol cannot replace petroleum in shipping
- Why is everyone afraid of AI taking over? It makes stuff up!
- Do you want to eat, drink, or fly?
Category Archives: Pedro Prieto
The Texas electric grid outage
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 electric grid, Prieto, stability, wind
2 Comments
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
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 Charles Hall, EROEI, EROI, Pedro Prieto
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
Posted in Charles A. S. Hall, EROEI Energy Returned on Energy Invested, Pedro Prieto, Photovoltaic Solar, Solar EROI
Tagged capacity credit, EROEI, EROI, solar PV
Comments Off on Tilting at Windmills, Spain’s disastrous attempt to replace fossil fuels with Solar PV, Part 2
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
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
Posted in Pedro Prieto
Tagged agriculture
Comments Off on Pedro Prieto – what life used to be like decades ago in small Spanish villages
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
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
Posted in Pedro Prieto, Renewable Integration
Tagged intermittent, renewable integration, spain, uncertain, variable, wind
Comments Off on Spain Wind Integration