Energy Rant blog written by Jeff Ihnen

Energy Rant

Cut through the fluff with candid, expert takes on energy policy, programs, and industry trends. Written by our CEO, Jeff Ihnen, the Energy Rant is a blog that challenges assumptions, questions status quos, and delivers sharp insights with just the right dose of irreverence.

Picks, Shovels, and AI – Buy Results, not Hype

Picks, Shovels, and AI – Buy Results, not Hype

Who's making money on AI? So far, it's like the gold rush when the makers of picks, shovels, and blue jeans made ...
Digital Twins, AI, and the Last 10%

Digital Twins, AI, and the Last 10%

Here in our tenth and final Rant on the top ten industrial energy-saving foci, I assess and summarize ...
The Cascade Effect: Stop Paying for Heat You’re Already Making

The Cascade Effect: Stop Paying for Heat You’re Already Making

This week, we wrap up thermal integration in industrial processes. Thermal integration, also known as pinch ...
Chasing the Right Heat: Why Temperature Matters in Waste Heat Recovery

Chasing the Right Heat: Why Temperature Matters in Waste Heat Recovery

This week, we roll on to number eight on the top ten list of industrial efficiency measures: waste heat recovery. ...
Heat the Load, Not the Air: Rethinking Industrial Process Heating

Heat the Load, Not the Air: Rethinking Industrial Process Heating

In this week’s post on industrial efficiency, we are finishing out measure family number seven: process heating. ...
Industrial Process Heating: Fuels, Temperatures, and Efficiency

Industrial Process Heating: Fuels, Temperatures, and Efficiency

Moving on with our top ten list of industrial energy efficiency and load management categories, this week we are ...
Oversized Fans and Pumps: How the Cube Law is Draining your Budget

Oversized Fans and Pumps: How the Cube Law is Draining your Budget

Quirky nerd alert: fans and pumps are the lungs and heart of industrial facilities. They move air, oxygen, heat, ...
Compressed Air: Overused, Misused, and Costly

Compressed Air: Overused, Misused, and Costly

Last week, I dived into the characteristics and selection factors of air compressors, focusing on full-load and ...
Industrial Efficiency #5: The Compressed Air Problem

Industrial Efficiency #5: The Compressed Air Problem

After taking a detour from industrial efficiency in posts one and two to evaluate electricity prices and the blame ...
Peppy Le PUE: The Data Center Blame Game Doesn’t Pass the Smell Test

Peppy Le PUE: The Data Center Blame Game Doesn’t Pass the Smell Test

I’m taking a detour off the industrial efficiency road this week to mention a few things about soaring electricity ...
Motors & Drives: Where Efficiency Wins—and Where It Doesn’t

Motors & Drives: Where Efficiency Wins—and Where It Doesn’t

Industrial facilities love a good checklist: swap in premium motors, add variable frequency drives, call it ...
The Efficiency Execution Gap: Why Industry Keeps Missing the Big Wins

The Efficiency Execution Gap: Why Industry Keeps Missing the Big Wins

Industrial companies love to say energy efficiency is a priority. And technically, that’s true. But if you look at ...
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