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Electrical Engineering Articles

Tag Archive for: electrical engineering

Milli-Ohm

The Poor Man’s Milli-Ohm Meter

September 1, 2023
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0 Comments
Introduction In a previous article on measuring battery internal resistance, a simple technique for low-resistance measurement was outlined. In this article,…
https://www.physicsforums.com/insights/wp-content/uploads/2023/08/Milli-Ohm.png 135 240 Neil Parker https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Neil Parker2023-09-01 16:17:552024-08-18 10:49:47The Poor Man’s Milli-Ohm Meter
electromagnetic computations

How to Use Duality in Computational Electromagnetic Problems

February 14, 2021
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1 Comment
Some weeks ago I happened across a post that caught my eye. Dale asked a question about the number of photons in an electromagnetic field. His question…
https://www.physicsforums.com/insights/wp-content/uploads/2021/02/electromagnetic-computations.png 135 240 Paul Colby https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Paul Colby2021-02-14 19:46:562024-11-24 11:57:31How to Use Duality in Computational Electromagnetic Problems
Split Electric Fields

Es vs Em Fields in Electrodynamics: Capacitor & Antenna

December 2, 2020
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0 Comments
Abstract The analysis of the two kinds of electric fields, namely the irrotational and non-conservative, is extended to electrodynamics, as exemplified…
https://www.physicsforums.com/insights/wp-content/uploads/2021/01/split-electric-feilds.png 135 240 rude man https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png rude man2020-12-02 13:29:002026-01-23 16:54:51Es vs Em Fields in Electrodynamics: Capacitor & Antenna
electric potential

Electric Vector Potential: Detect Non-Conservative Fields

October 9, 2020
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16 Comments
Main Point The electric vector potential offers a means of determining the non-conservative component of a mixed stationary or quasi-stationary electric…
https://www.physicsforums.com/insights/wp-content/uploads/2020/09/electricpotential.png 135 240 rude man https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png rude man2020-10-09 07:46:032026-01-23 16:52:34Electric Vector Potential: Detect Non-Conservative Fields
perpetual motion machines

Why We Don’t Discuss Perpetual Motion Machines (PMM)

January 30, 2020
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12 Comments
Authorship Authorship Contributions From Anorlunda Introduction You may want to believe the article you read, or the video you saw, or you may be very…
https://www.physicsforums.com/insights/wp-content/uploads/2020/01/perpetual_motion_machines.png 135 240 russ_watters https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png russ_watters2020-01-30 07:15:512026-02-17 07:17:56Why We Don’t Discuss Perpetual Motion Machines (PMM)
circuitanalysis

The What and Why of Circuit Analysis Assumptions

October 30, 2017
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15 Comments
Probably everyone reading this article already has education on elementary circuit analysis (CA) and many of us are much more advanced. Typically, the…
https://www.physicsforums.com/insights/wp-content/uploads/2017/10/circuitanalysis.png 135 240 anorlunda https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png anorlunda2017-10-30 22:33:092024-08-17 16:07:20The What and Why of Circuit Analysis Assumptions
ohmslaw

Learn Why Ohm’s Law Is Not a Law

September 2, 2016
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41 Comments
At first, I wanted this title to say “Ohm’s law is not a Law.”  But someone else used that phrase in a recent PF thread, and a storm of protest…
https://www.physicsforums.com/insights/wp-content/uploads/2016/09/ohmslaw.png 135 240 anorlunda https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png anorlunda2016-09-02 22:30:242024-08-17 09:34:40Learn Why Ohm’s Law Is Not a Law
acpoweranalysisp3

Power Grid Cyber Resilience: Risks and Defenses Explained

April 4, 2016
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9 Comments
Click for Series ListPart 1: The Basics Part 2: Network Analysis Part 3: Cyber ResilienceIntroduction Power system security is much too big…
https://www.physicsforums.com/insights/wp-content/uploads/2016/04/acpoweranalysisp3.png 135 240 anorlunda https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png anorlunda2016-04-04 15:52:102026-02-16 20:57:58Power Grid Cyber Resilience: Risks and Defenses Explained
acpoweranalysisp2

Intro to AC Power Analysis: Network Analysis

March 30, 2016
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26 Comments
 Let me use the terms “power grid” and “network” interchangeably. What is the Power Grid Required to Do?Deliver energy to customers,…
https://www.physicsforums.com/insights/wp-content/uploads/2016/03/acpoweranalysisp2.png 135 240 anorlunda https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png anorlunda2016-03-30 13:37:462024-09-30 09:14:55Intro to AC Power Analysis: Network Analysis

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