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distribution systems

The Power Grid’s Glide Path to Reckoning

By Energy Rant No Comments
“The U.S. electrical system is becoming less dependable. The problem is likely to get worse before it gets better.” – The Wall Street Journal, February 18, 2022. I can take down another one of my seven predictions for 2022. Some numbers from the WSJ: in 2000, there were fewer than two dozen major disruptions. In 2020 there were more than 180. Customers experienced over eight hours of disruption (on average) in 2020, more than double the number in 2013 when the government began tracking this metric. The Journal reports several reasons for the rickety grid. The Markets’ Disincentives for Reliability…
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The Roots of our AC Power Grid

By Energy Rant No Comments
A while back, a reader asked, “why don’t we switch to at least localized direct current power grids?” The simple answer is it would cost a fortune for both the utility and the consumer to change all distribution and consuming loads to take DC power. As I researched power factor, I recalled why we have an alternating current power grid in the first place. This is interesting and worth knowing, Rant Pack. With that, I apologize for making you wait another week to understand why power factor matters to energy efficiency, directly. A Short Story You know I can’t resist…
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