Category Archives: Electric Grid

How the electric grid works is important to understand they myriad ways it could fail, including lack of maintenance after deregulation, the essential role of natural gas as the backup since batteries, hydropower, and compressed air storage can’t be scaled up, the difficulties in setting up a smart grid, or a distributed grid and more

Challenges to the Integration of Renewable Resources at High System Penetration

Preface.  This overview of challenges for wind and solar written in 2010 is still true today. We are far from being able to reach even a 50% renewable grid (excluding hydropower from the total) given the lack of storage, the … Continue reading

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Book Review about why the electric grid is fragile and falling apart

Preface.  This is a book review of Munson’s “The Business of Power and what it means for the future of electricity”. Although it was written in 2008 and some efforts have been made in some places to improve the grid, … Continue reading

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Robert Rapier: Oil demand is growing, not shrinking. There is no peak oil demand in sight.

[ Yes, this article was published 10 months ago, but with all the attention to fake news today, I thought it would be worthwhile pointing out that peak demand is propaganda, not based on facts. Since the goal of fake … Continue reading

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Can the lights be kept on with distributed generation? 2015 U.S. House hearing on a reliable electric system

Preface.  Corporate speakers testify mainly, rather than less biased researchers from universities or national laboratories. Corporations are selling a product, and likely to exaggerate what their product can do. The most interesting testimony is from Dean Kamen, who is “selling” … Continue reading

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Underground pumped hydro storage is the only technology capable of massive storage for renewable electricity

[ Picard concludes that “None of the candidate technologies for massive-scale renewable and sustainable generation of ‘‘green’’ electricity deliver it in a form suitable for high-efficiency storage. None of the prospectively-massive storage modes for transformed electricity is at present well … Continue reading

Posted in Electric Grid & EMP Electromagnetic Pulse, Energy Storage, Grid instability, Hydropower, Renewable Integration | Tagged , | 4 Comments

The electromagnetic pulse EMP Threat: House of Representatives hearing 2005

[ Related articles: Russian hackers suspected in attack that blacked out parts of Ukraine How the weapon works (pdf): CRASHOVERRIDE Analyzing the Threat to Electric Grid Operations The EMP Commission estimates a nationwide blackout lasting one year could kill up … Continue reading

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Coal power plants depend on railroads to deliver coal

[ The extract of a Senate hearing below is mostly spent on testimony by utilities bashing the railroads for not delivering enough coal due to a disaster in the Powder River Basin, Wyoming area, where coal dust infiltrated the stone … Continue reading

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Germany’s “Energiewende” may need to be rescued with nonrenewable coal power

[ Below is my summary of The Energiewende is Running Up Against Its Limits (October 24, 2016) by Jeffrey Michel at the Energy Collective. Wealthy, well-educated Germany has tried harder and longer than most nations to make a transition to renewables. … Continue reading

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California could hit the solar wall

[ According to a Stanford University article below this introduction (followed by excerpts from two California Energy Commission reports), if California uses mainly solar power to meet a 50% Renewable Portfolio Standard (RPS), on sunny days, for most of the … Continue reading

Posted in Photovoltaic Solar, Renewable Integration | Tagged , , , | 4 Comments

Why we need a diverse electricity generation portfolio: House hearing 2013

House 113-12. March 5, 2013. American Energy security and innovation. The role of a diverse electricity generation portfolio. House of Representatives. 135 pages. June 5, 2015. Proposed Clean Power Plan would accelerate renewable additions and coal plant retirements. U.S. Energy … Continue reading

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