Valence Electrical Training Services
Shares

Category Archives for Featured

How to Test Overcurrent Relays: An Introduction to Protective Relaying Online Seminar – Final 2022 Update

All of the main videos of Lesson 6: How to Test Overcurrent Elements in IEDs have been recorded and are in the editing process! That means that all of the main videos have been recorded!! Here are

Continue reading

How to Test Overcurrent Relays: An Introduction to Protective Relaying Online Seminar – 06/2022 Update

All of the main videos of Lesson 5: Introduction to the Power System Studies Used to Create Relay Settings have been recorded and are in the editing process! Here are the topics in this lesson: Introduction

Continue reading

How to Test Overcurrent Relays: An Introduction to Protective Relaying Online Seminar – 05/2022 Update

All of the main videos of Lesson 4: How to Test Simple Digital Overcurrent Relays have been recorded and are in the editing process! Here are the topics in this lesson: Introduction to Simple Digital

Continue reading

How to Test Overcurrent Relays: An Introduction to Protective Relaying Online Seminar – 2022 Update

Happy New Year! If you came here by clicking a button on the list, you will NOT be removed from the email list and will continue to receive emails from us. If you want an update on our new programs, keep

Continue reading

Introduction to Protective Relays Lesson is complete

The first lesson of the upcoming How to Test Basic Overcurrent Relays Online Seminar has been recorded, edited, and added to our upcoming How to Test Basic Overcurrent Relays (Introduction to Protective

Continue reading

Online Seminars Update

We’re working hard on the next online seminar and had to make some changes to the plan after we realized how much content would be included in our original overcurrent relay testing plan and that

Continue reading

Overcurrent Relay Testing Online Seminar Update

The first lesson for our upcoming Online Seminar about Overcurrent Relay Testing is in the can and ready for final editing. Here are the topics we cover in the first lesson: History of Electrical

Continue reading

The Complete Guide to the Square Root of Three in Power Calculations

Zach Stone, P.E. contacted me after I (Chris Werstiuk writing right now) posted my recent “Understanding the Great Leading vs. Lagging Power Debate” post because I had incorrectly defined

Continue reading

New Online Seminar for Overcurrent Testing is Now in Production

We should have started this several months ago, but we’re on task now and the amount of content has already doubled since we first envisioned what this seminar would look like. It looks like we’ll

Continue reading

Testing Loss-of-Field / Loss-of-Excitation Elements (40)

“Why did my 40-Element test fail?” is probably the most common question I get asked about generator protection. The first question I ask is, “What kind of fault are you trying to

Continue reading

Understanding the Great Leading vs. Lagging Power Debate

I once watched two engineers/technicians argue for two hours about what power definitions should be displayed on a HMI interface. One of them argued that VARs were being EXPORTED during lagging conditions,

Continue reading

How to Test Breaker Failure Element Logic

I presented a “Testing Breaker Failure Schemes” paper at the 36th annual Hands-On Relay School in 2019. This post is the second part of the paper that will give step-by-step test plans to

Continue reading

Introduction to Breaker Failure Schemes (50BF)

I presented a “Testing Breaker Failure Schemes” paper at the 36th annual Hands-On Relay School in 2019. Here’s the first part of the paper that will give you a basic introduction to

Continue reading

36th Annual Hands-On Relay School

I’ll be presenting the “Testing breaker Failure Schemes” open lecture at the 36th Annual Hands-On Relay School this year. I haven’t written anything about Breaker Failure protection

Continue reading

How to Test Protective Relays Correctly

Usually I try to keep my posts as simple and practical as possible.  This post is a little different because I will discuss how I approach all relay testing. Skip this one if you are looking for relay

Continue reading
1 2 3 6