by Jeff Ihnen | Mar 4, 2025 | Energy Rant
Pouring Into Texas Money talks, and if states were holding speech contests, Texas would be the frontrunner. While states like California boycott conferences in Florida and Texas over DEI and reproductive policies, those things, unfortunately, don’t matter to some of...
by Jeff Ihnen | Feb 25, 2025 | Energy Rant
Last week, I explored the macro impacts of electrifying our heating systems and using ground source (aka geothermal) heat pump (GHP) systems rather than cold-climate air-source heat pumps (CCHPs). In a nutshell, deploying GHPs in the colder regions of the country...
by Jeff Ihnen | Feb 18, 2025 | Energy Rant
Over the many years I have taught electrification basics for the Wisconsin Public Utilities Institute’s (WPUI) Energy Utilities Basics course, I dive deeply into heat pumps and their impact on the grid. I explain the messy chart in Figure 1 like a palm reader, except...
by Jeff Ihnen | Dec 9, 2024 | Energy Rant
Remember the theory that deregulation in the late 1990s would waive the need for energy efficiency programs? If not, you can read up on the Great Depression in Energy Efficiency, the origins of which began with the 1992 Energy Policy Act. I believe the theory at the...
by Jeff Ihnen | Dec 2, 2024 | Energy Rant
This week, we capitalize on last week’s basics of tire rolling resistance, how it translates to passenger vehicle fuel economy, and non-Newtonian and non-linear nuances. Tires by the Numbers Figure 1 shows the nameplate for one of my tires. Left to right: M+S...
