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Document Subject Area
Event Analysis
CRSTT Use Case
Description

We have observed significant sustained voltage oscillations on the ATC transmission system that were not visible in our SCADA data. These oscillations are normally in the 0.6 – 0.75 Hz range and are lightly damped. They can persist for weeks and then disappear for weeks and even months.

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ERICA Number
NASPI-2018-TR-001
Document Subject Area
Synchrophasor Monitoring for Distribution Systems
Distribution Task Team
Description

A white paper by the NASPI Distribution Task Team (January 2018). The purpose of this white paper is to provide an introductory reference for industry and academic practitioners interested in exploring the use of synchrophasors and other time-synchronized measurements for supporting power...

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Document Subject Area
Advanced Electrical Power System Sensors
Description

This report is based on the results of the Advanced Electrical Power System Sensors Workshop, held on March 24, 2017 in Gaithersburg, Maryland. The workshop was co-sponsored by the National Institute of Standards and Technology (NIST), and the U.S. Department of Energy (DOE).

Release Date
ERICA Number
PNNL-27062 NASPI-2017-TR-006
Document Subject Area
CIP Compliance for Synchrophasor Systems
Description

Compliance with the NERC requirements for Critical Infrastructure Protection (CIP) for synchrophasor systems in the Version 5 paradigm seems to be a matter of some uncertainty for those in the synchrophasor user community. In the words of the Edison Electric Institute, an organization that...

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