Category Archives: energy storage
There is a climate emergency. There are many ways of looking at this, from the big investments perspective (see also a Fed view), to human harms perspective (see also), to what it might cost to reverse these changes if they … Continue reading
October 2013 retrospective … Karl Ragabo on ‘Talk Solar’ podcast, regarding value of solar generation
In October of 2013, Karl Ragabo was interviewed on the Talk Solar podcast from Beth Bond of Decatur, GA. This was shortly after the first version of the Value of Solar report was issued by IREC. Listen to it below: … Continue reading
And, an aside on PV,
Update, 2018-01-16 Vox has a widely acclaimed update to this story. (rubbing hands gleefully) Utility scale bids at Xcel Energy had median prices of 2.1 ¢/kWh for wind-with-storage, and 3.6 ¢/kWh for solar-with-storage. Hat tip to Utility Dive. In U.S. … Continue reading
See, too, Minster, Ohio: http://www.minsteroh.com/town-crier-blog/solar-and-energy-storage-project-awarded-renewable-energy-world%E2%80%99s-renewable-energy-p http://www.minsteroh.com/town-crier-blog/solar-energy-storage-facility http://www.minsteroh.com/town-crier-blog/energy-storage-grand-opening http://www.utilitydive.com/news/inside-the-first-municipal-solar-plus-storage-project-in-the-us/421470/ Hat tip to Paul Lauenstein. Wonder why other towns aren’t that smart?
I was once scolded by an energy wonk and political progressive at a semi-public forum for suggesting people “hoard electrons”. That is, instead of being grid connected, there seemed to me to be situations where becoming as independent of the … Continue reading
It’s heading towards year’s end, so it’s natural to think about perspective. In a post from last July, Joseph Heath asks semi-rhetorically, “Why are [proposed] carbon taxes so low?” and, then, he and commenters go on and answer that, essentially, … Continue reading
Just about a year ago, our home in Westwood began a march towards zero Carbon consumption, with heating, hot water heating, and even lawn mowing all converted to high efficiency electricity. As indicated at the time, our main automobile, a … Continue reading
A retrospective, something we all now need. Remember: Want your democracy back? Take back control of your energy supply Energy Democracy Dramatis personæ: How to do zero Carbon emissions at a residence (Westwood, MA) Three stories of solar energy domination: … Continue reading
Today. Flyer. Position yourself to ride the Energy Revolution. Adapt to warming due to human-caused climate change in the Northeast U.S. by changing over your heating and cooling sources. Make Money. Increase the value of your home. Move towards your … Continue reading
I testified to the Massachusetts Department of Environmental Protection (“MassDEP”) yesterday regarding means of enforcing limits as required by the Massachusetts General Laws, Chapter 21N, Section 3(d), otherwise known as (a portion of) the Massachusetts Global Warming Solutions Act, as … Continue reading
In a recent interview, Professor Tony Seba of Stanford University predicted that solar+storage was going to achieve parity with average grid transmission costs by 2022. This is what he called “god parity”, because even if utilities generated at zero cents … Continue reading
Professor Tony Seba of Stanford University is a great leader, visionary, speaker, and business expert. He often starts his talks with two successive public domain images to illustrate technological and business disruption. These are shown below. One is a photograph … Continue reading
Professor Mara Prentiss speaks at Harvard on the possibility of an “energy revolution”: Update, 2016-08-16 Although I am not a PhD professor like Professor Prentiss, nor am I associated with an institution as esteemed as Harvard University, I disagree with … Continue reading
I’ve actually written about this before, but John Farrell of the ILSR (“Institute for Local Self-Reliance” a famous Emerson essay, by the way) presents an up-to-date synthesis of developments, incorporating policy as well as Tony Seba-like, Hermann Scheer-like, and Michael … Continue reading
Last month, Tom Randall at Bloomberg New Energy Finance (“BNEF”) profiled a new forecast which shows costs for zero Carbon energy and energy are plummetting so fast that coal, oil, and natural gas will begin their terminal decline within a … Continue reading
Many people seem to view the electrical grid of the future being much like the present one. I think a lot about networks, because of my job. And I especially think a lot about network topologies, although primarily concerning the … Continue reading
(Updated, 2016-07-14) See Shayle Kann’s great piece at GreenTech media. The choices: “Version one: Aimless transformation” “Version two: The balkanized grid” “Version three: Embracing the transformation” In addition to solar PV, wind energy of all forms (especially underutilized local wind … Continue reading
Some progressives lament the loss of Bernie Sanders’ run for President, arguing “we need to get our democracy back.” A necessary step in order to get your democracy back is to take back control of your energy supply. Centralized energy … Continue reading
This is a video and link from The Rocky Mountain Institute about New York State’s Reforming the Energy Visions or “REV”. I have written about REV before.
What New York State is doing, and Massachusetts, apparently not. Cheap supplies of domestic natural gas have driven the New England power plant market toward that fuel and away from the more expensive coal, oil and nuclear material. Limited capacity … Continue reading
Facebook, Alphabet, Walmart, General Motors, and others create corporate Renewable Energy Buyers Alliance
Major United States corporations form a renewable energy buyers alliance. Facebook, Alphabet (Google’s new name), Walmart, and General Motors, while the environmental groups include the Rocky Mountain Institute, the World Resources Institute and the World Wildlife Fund. Fed up with … Continue reading
(This is another new, weekly feature, like the 8:00 a.m. mashup recently introduced, intending to collect a group of videos together for your enjoyment.) Don’t know how many realize it or not, but New England weather is blocked. That’s why … Continue reading
So, Massachusetts, why can’t you do this instead of proposing to build new explosive pipelines?
In a December 2015 article in Forbes, William Pentland seeks to answer the question “What is so revolutionary about Germany’s Energiewende?” Mr Pentland begins: Germany’s energy revolution has become the perennial punching bag of American energy policy. In particular, American … Continue reading
Welcome to Minster, Ohio. (Hat tip to Clean Technica.) Check One: A 4.3 MW solar array. Check Two: A history of being supportive to local residents, and a plan for making them more efficient and reducing their electrical energy needs. … Continue reading
Also note Oxfam’s “World’s richest 10% produce half of carbon emissions while poorest 3.5 billion account for just a tenth“. Update, 2016-04-28: And what, exactly, does the Paris agreement (COP21) mean? See this story.
“Can you power a business on 100% renewable energy? Ikea wants to try.” From Guardian sustainable business The new bottom line. I also monitor Bloomberg New Energy Finance. (Update: 2016-04-20) And not preserving the climate will be very, very expensive, … Continue reading