Power System Relaying Committee, Relaying Practices Subcommittee
I11 - Timing Considerations for Event Reconstruction
 
Report:
 The following items have been prepared specifically for an upcoming report. This material is in draft form for review by members of this working group. This material is not a pubication of IEEE. Any other use of this material is prohibited without written consent of the group Chair.

1) Viewing Word (.doc) Files Posted on this Website

2) Outline

3) The UTC Time Scale

4) The GPS (Global Positioning System)

5) GPS Clocks

6) Time Zones

7) IRIG-B Time Code Accuracy and Connection Requirements

8) Network Time Synchronization

9) Delays and Distortion in Input Circuits

10) Timing of System Events

11) Event Inputs (Contact Inputs)

12) Disturbance Recorders

13) Synchronized Fault Recorder Testing Methodology

14) Simplified Time Synchronization Testing

15) Reconstructing an Event SOE (sequence of events)

16) Simulating an Actual Event

17) Event Analysis

18) Event Reconstruction – Powerflow vs. Dynamics Modeling

19) Determination of Event Times from Non-synchronized Dynamic Data Recorders

20)

21)

 
References:
 The following references relate closely to the assignment.

The Perfect Time: An Examination of Time Synchronization Techniques, Ken Behrendt and Ken Fodero, by permission.

NPCC SP-6 Report, Synchronized Event Data Reporting, February 9, 2005, Technical Revision - March 31, 2005, by permission.

IRIG Serial Time Code Formats, IRIG Standard 200-04, public document.

Analysi of Oscillograms, Jack Chadwick, from 2000 Fault & Disturbance Analysis Conference, by permission.

Time Scales and Time Zones (PPT), Jim Ingleson, from 2006 Fault & Disturbance Analysis Conference, by permission. Backgound material document for this PPT is available from the author.

This page was last updated on July 27, 2006 by Jim