Category Archives: local generation
RevoluSun features us
How to achieve Carbon neutrality in Massachusetts Claire and I and our home are featured in the section on “Electrifying our energy supply” in the section “Local households making the switch to electricity”. 9 Misconceptions About Solar Energy Claire and … Continue reading
Earth Day 2019: So how do people transition to the new energy economy?
I’ve been pretty hard on the Green New Deal. That’s partly because its proponents don’t seem to see that a transition to a new zero Carbon energy economy is inevitable. It’s opponents don’t see that either. It may not come … Continue reading
So, y’say you want a Green New Deal …
There isn’t a lot known about the Green New Deal or “GND”. Its proponents are certainly making the rounds, but it is light on specifics, heavy on urgency, heavily coupled with advancing jobs and justice, racial, climate, and environmental. As … Continue reading
One of the happiest two hours I’ve spent in months: A Professor Tony Seba update
From end of 2018: from alianza FiiDEMAC. And, indeed, it was one of the most uplifting two hours I’ve recently spent. I have long been an admirer of Professor Tony Seba. I have read his books. This was an update … Continue reading
A lagomorph has an idea which might save the world
Eli, who offers a clever and consistent consumption-based accounting scheme. Consumption-based Carbon accounting: Does it have a future? Consumption-based accounting of CO2 emissions
“Renewables are set to penetrate the global energy system more quickly than any fuel in history” (BP, 2019 Energy Outlook)
Selections from BP Energy Outlook: 2019 edition: In the ET scenario, the costs of wind and solar power continue to decline significantly, broadly in line with their past learning curves. To give a sense of the importance of technology gains … Continue reading
“About” section of this blog has been revised, and rules of commenting made more prominent
See the About section of this blog for a revision in the blog’s description and rules governing commenting made more explicit and prominent. In fact, I have copied these at the bottom of this post. The heading of the blog … Continue reading
“… [N]ew renewable energy capacity could quadruple that of fossil fuels over next three years”
This is utility-scale capacity only. See the footnote from the original post repeated at the bottom. Also, given uncertainties related to federal data availability at federal Web sites during the partial federal shutdown, I have copied the cited report and … Continue reading
Love your home. The place we call home needs love. But love means nothing, without action.
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
“The path to US$0.015/kWh solar power, and lower” (PV Magazine and GTM Research)
The headline and a page with lots of graphics and associated worksheets come from this PV Magazine article. The underpinning assessment is from GTM Research and their report Trends in Solar Technology and System Prices. Recall that Natural Gas Combined … 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
LLNL Sankey diagram of U.S. national energy flows in 2017: What’s possible, what’s not, and who’s responsible
(Updated, 2018-05-02. See below.) I love Sankey diagrams, and have written about them with respect to influence of Big Oil on U.S. climate policy, and in connection with what it takes to power a light bulb, providing a Sankey-based explanation … 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
wind+storage 2.1 ¢/kWh, solar+storage 3.6 ¢/kWh
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
reality of natural gas prices: volatile, undependable, and contrary to social interest
Updated, 11th January 2018 There’s been a lot written about natural gas, New England, and supposed price spikes due to constraints on pipeline capacity. I’ve had my turn a couple of times here (and here), as a matter of fact … 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
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”.
The Myth of Baseload Power (Amory Lovins)
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.)
Net energy consumption at Westwood Studios, after solar generation, with zero Carbon house, and, now, Chevy Volt Tesla Model 3
Update: 1st October 2019 I don’t have time to offer much in the way of explanation or comments here, but here’s the status of consumption per day, in Kilowatt-hours. Update: I should have provided some context. (Click on image to … Continue reading
Our daily electricity consumption since May 2016
(To see a larger figure, click on image, and use browser Back Button to return to blog.)
“Climate Change and the Post-Election Blues” (a reblog of a post by Meredith Fowlie at The Energy Institute, BerkeleyHAAS)
Re: Meredith Fowlie, “Climate change and the post-election blues”, from The Energy Institute, BerkeleyHAAS Some direction. My only comments regard Dr Fowlie’s LCoE analysis. While correct from its perspective, LCoE depends upon the viewpoint of the cost efficiency. For example, … Continue reading