by Jeff Ihnen | May 28, 2024 | Energy Rant
I have detected a pattern unfolding across multiple large energy efficiency portfolios: commercial and industrial prescriptive programs are struggling mightily. Why is this? My hypothesis was that we cycled through two or three rounds of lighting upgrades: From T-12...
by Jeff Ihnen | Dec 13, 2022 | Energy Rant
The last few posts[1][2] featured an overview and complete report card on load management to get beyond net zero to real zero, a term I discovered last week. As promised, I will describe some permanent peak load reduction opportunities this week. Like many efficiency...
by Jeff Ihnen | Feb 15, 2022 | Energy Rant
I received a lot of feedback on last week’s Code Compliance Villains, which described blunders that occurred as part of my high-efficiency boiler installation. Such mistakes would likely erode 50% of the estimated savings claimed in a deemed savings document....
by Jeff Ihnen | Oct 14, 2020 | Energy Rant
Way back in April, I had generated a list of non-energy benefits of the COVID. One was the lack of traffic. That made driving easier and running a little safer with less hassle. Second, my, uh, wellness trainer stopped making trips to Europe, so rather than being gone...
by Jeff Ihnen | Nov 28, 2016 | Energy Rant
This week, we continue the discussion of ASHRAE Standard 211, Standard for Commercial Building Energy Audits. For ease of consuming this post, I suggest destroying 1/900,000th of a conifer by printing last week’s post, which includes a super summary of the approach,...
