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Recent Posts
- Electrifying freight trains in the U.S. is a bad idea
- Why Nuclear Power can’t replace fossil fuels
- Energy, Water, & Climate Change are interdependent
- Why fusion power is Forever Away
- Climate Change dominates news coverage at expense of other existential planetary boundaries
- Excerpt from “The Geopolitics of Resource Wars”
- Homes & Buildings
- Book Review “The Outlawed Ocean” by Ian Urbina
- Underestimating the Challenges of Avoiding a Ghastly Future
- Motherboards: too complicated to make after oil
- “More and More and More” one of the best books on energy ever written
- The staggering destruction of knowledge by Christians in the Roman Empire
- Why the R/P Reserves to Production ratio does not show when oil will run out
- Catton on Collapse “Bottleneck: Humanity’s Impending Impasse”
- Book Review of Grain Brain: Extraordinary claim not backed up by evidence
Category Archives: Renewables
Taxpayers are paying for a concentrated solar project — Ivanpah– that doesn’t work
Ivanpah in the news: Dvorsky, G. May 21, 2016. The World’s Largest Solar Plant Just Torched Itself. Gizmodo (Australia). Misaligned mirrors are being blamed for a fire that broke out yesterday at the world’s largest solar power plant, leaving the … Continue reading
Posted in Concentrated Solar Power, Corporate Welfare
Tagged concentrated solar power, CSP, ivanpah, solar thermal
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Net metering and the death of US rooftop solar
April 22, 2016 by Roger Andrews at euanmearns.com “Net metering” allows anyone with a solar installation to sell surplus solar power to the grid when the sun is shining and to purchase power back from the grid when it isn’t. … Continue reading
Is large-scale energy storage dead?
April 8, 2016 by Roger Andrews at euanmearns.com Many countries have committed to filling large percentages of their future electricity demand with intermittent renewable energy, and to do so they will need long-term energy storage in the terawatt-hours range. But … Continue reading
Posted in Energy Storage, Other Experts
Tagged energy storage
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Hybrid electric trucks are very different from HEV cars
Preface. The National Research Council paper I review in this post explains why it is hard to transfer auto hybrid technology to trucks. They are entirely different animals — medium-duty trucks weigh up to 10 times more, have up to … Continue reading
Posted in Batteries, Electric & Hydrogen trucks impossible, Trucks: Electric
Tagged battery, electric truck, HEV, hybrid
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Electric truck & car range less in cold weather
Preface. What follows are two articles. The first has excerpts from Calstart’s study of the effects cold weather had on lithium and Sodium Nickel Chloride e-truck batteries. The second article is from Consumer Reports, which says that half of driving … Continue reading
Will perovskite solar cells ever work out?
Van Noorden, R. September 24, 2014. Cheap solar cells tempt businesses. Nature #513 470-471. [Excerpts. Of interest because rarely do obstacles get mentioned in the news. Most are optimistic hype making it sound like a solution to the energy crisis … Continue reading
Alternative fuels to replace transportation oil. U.S. House hearing 2012
House 112–159. July 10, 2012. The American energy initiative part 23: A focus on Alternative Fuels and vehicles. House of Representatives. [ Excerpts from this 210 page transcript follow ] MIKE BREEN, Vice President of the Truman National Security Project. … Continue reading
Posted in Alternative Energy, Natural Gas Vehicles, Transportation, U.S. Congress Transportation
Tagged alternative fuel, FFV, Flex-fuel, transportation
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Carbon Capture and Storage not likely to ever be commercial: too expensive, uses up to 30% of the power
[It’s 2016 and CCS still isn’t working, and can never work because the size of the storage area is too large: “The prospects for carbon capture (e.g., clean coal) are widely discussed. Unfortunately, what is not usually discussed is that … Continue reading
The periodic table limits battery development
Preface. My book, When Trucks Stop Running, makes the case that civilization ends when trucks stop running. The replacement for diesel fuel that everyone expects, especially because Elon Musk has told them it’s on the way, are battery electric trucks. … Continue reading
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