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NOGRR #29 · Revision Request

NOGRR029  Synchronization of OGRR224, Special Protection System (SPS) Operations Under No Contingency

Approved sponsor John Dumas posted 2009-09-02 ercot.com
ReasonERCOT observed several SPS operations in 2008 that occurred under normal loading without any system disturbances. This NOGRR presented herein places an obligation on Resource owners who have an SPS to monitor fthe flows monitored by the SPS in the base case and reduce output as needed before the arming point of the SPS is reached.
Created2009-10-21
Sections Affected
6.2.1Introduction 6.2.2 Design and Operating Requirements for ERCOT System Facilities
Summary
This Nodal Operating Guide Revision Request (NOGRR) adds addtional monitoring and control requirements for Special Protection Systems (SPSs) that involve generation reduction to synchronize the Nodal Operating Guides with OGRR224.
Timeline