Category Archives: grid defection
A look at an electricity consumption series using SNCDs for clustering
(Slightly amended with code and data link, 12th January 2019.) Prediction of electrical load demand or, in other words, electrical energy consumption is important for the proper operation of electrical grids, at all scales. RTOs and ISOs forecast demand based … Continue reading
Cold Massachusetts Thanksgiving powered by Massachusetts solar
Update, 2018-12-15 (Click on image to see larger figure, and use your browser Back Button to return to reading blog.) Thanksgiving in 2018 was cold, but it was also sunny. That means the 150,000 solar installations in Massachusetts could delivery … Continue reading
What will happen to fossil fuel-fired electric bills everywhere, eventually, including those fired by natural gas
See Cost of Coal: Electric Bills Skyrocket in Appalachia as Region’s Economy Collapses, by James Bruggers at Inside Climate News. Excerpt: The common denominator is American Electric Power, one of the nation’s largest utilities. It owns Kentucky Power, along with … Continue reading
Local Energy Rules!
As John Farrell says, Keep your energy local. If you want to take back control of your democracy, a priority is taking back control of your energy supply. Centralized energy centralizes political power and influence. Listen to more from a … Continue reading
What gives me hope … And it ain’t the small stuff
AS Arman Oganisian of Stable Markets writes “There are no solutions, only trade-offs.” That is a fundamentally engineering attitude. It is fundamentally about the economics, and, in particular, the dramatic drop in levelized cost of energy for wind and renewables, … Continue reading
storage
And, an aside on PV,
a microgrid with dynamic boundaries
(Updated 2018-04-05, 23:53 EDT.) Now here’s a thought: A microgrid with dynamic boundaries. Original popular article. Controller design. Basic ideas were conceived by Nassar and Salama, “Adaptive self-adequate microgrids with dynamic boundaries”: Abstract Intensive research is being directed at microgrids … Continue reading
“Eon and RWE just killed the utility as we know it”
The story’s at Bloomberg.
M.G.L. 40A §3, next-to-last paragraph
“No zoning ordinance or by-law shall prohibit or unreasonably regulate the installation of solar energy systems or the building of structures that facilitate the collection of solar energy, except where necessary to protect the public health, safety or welfare.” That’s … Continue reading
FERC: No multi-billion dollar bailout for coal and nuclear generating facilities
Excerpts from statements by Richard Glick, FERC commissioner are given below. The Microgrid Knowledge (“MGK”) news article summarizes the context by writing: The commission rejected the energy secretary’s assertion that retirement of coal and nuclear plants threatens electric resilience. Instead … Continue reading
What does it really mean for an electrical grid to be resilient?
(Slightly updated 2nd October 2017 to add a link to the Brattle Group’s report on the myth of baseload generation.) Secretary of Energy Rick Perry has recently called for `baseload` coal and nuclear plants which are no longer competitive in … Continue reading
Forward thinking. How about that?
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?
POWER MOVE: Brought to you by Siemens and The Atlantic
HOW ON-SITE ENERGY SOLUTIONS CAN HELP SAVE THE GRID RE:THINK ORIGINAL SIEMENS The traditional power grid is under tremendous pressure. In many places, infrastructure needs to be upgraded. Extreme weather and cybersecurity are constant concerns. These challenges threaten entire communities … Continue reading
2.6 GW of green power
Google: “Renewable energy is boosting economies”.
On supporting farms with a second stream of income
Kevin Sullivan decided to access the second stream of income from a large solar PV array on his farmland property to help him keep the property profitable. This is popular enough that it’s gotten a name: dual-use. Having just returned … Continue reading
On Hoarding Electrons
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
Solar Costs at `Jaw-Dropping Lows`; `No Evidence That Changing Power Mix Endangers Electric System Reliability`
From GTM: `Solar Moves in a Curious Direction Since Trump Quit Paris Deal: Up‘ There is “[n]o evidence that the changing power mix endangers electric system reliability”. Two reports: Advancing past baseload to a flexible grid Electricity Markets, Reliability and … Continue reading
Deloitte: The drumbeats for the extinction of utilities have begun
Deloitte Resources 2017 Study — Energy management: Sustainability and progress. From The Economist, 25th February 2017: FROM his office window, Philipp Schröder points out over the Bavarian countryside and issues a Bond villain’s laugh: “In front of you, you can … Continue reading
Installed Non-Utility Solar, Massachusetts, 12/2016
(Click on image to see a larger figure, and use browser Back Button to return to blog.)
Our daily electricity consumption since May 2016
(To see a larger figure, click on image, and use browser Back Button to return to blog.)
It’s the technology, not the brand
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
“Trump can’t stop the energy revolution” (Bloomberg)
See the article by Chris Bryant. Excerpt: Onshore wind is already cost-competitive with natural gas in the U.S. and solar costs are falling rapidly. This chart shows the levelized cost of electricity (LCOE) for various generating technologies entering service in … Continue reading
Westwood Solar & Energy Fair
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
Testimony to MassDEP, M.G.L. chapter 21N, section 3(d) (from the Global Warming Solutions Act)
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
An example of technology the future will bring … Solpad.
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
A state that doesn’t provide zero Carbon energy is at a competitive disadvantage
From Utilities squeezed as corporations seek renewable energy elsewhere, as seen on Google+: As of September, 62 of the country’s largest corporations had indicated their energy priorities by endorsing the Corporate Renewable Energy Buyers Principles. Other large institutions such as … Continue reading
“BlackRock Investment Fund will include climate change as risk factor for portfolio”
BlackRock, the world’s largest private investment fund, has announced that it will include climate change as an important factor in how it assigns risks to its investment portfolio … BlackRock is not your average investment fund. With $4.9 trillion in … Continue reading
Who paved the roads?
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
`The Future of Energy’
Writing in Newsweek, Kevin Maney talks about the Future of Energy and Elon Musk’s long term plan to kill Big Oil. Hat tip to Peter Sinclair at Climate Denial Crock of the Week where I first found the mention of … Continue reading