Title Dynamic Model Improvements
Next Group
Next Step
Status Approved on 02/09/2021
Effective Dates


Date Gov Body Action Taken Next steps
02/09/2021 BOARD Approved
01/27/2021 TAC Recommended for Approval Revision Request Consideration
01/07/2021 ROS Recommended for Approval Revision Request Consideration
12/03/2020 ROS Recommended for Approval Impact Analysis Consideration
10/08/2020 ROS Deferred/Tabled Language Consideration

Voting Record

Date Gov Body Motion Result
02/09/2021 BOARD to approve PGRR085 as recommended by TAC in the 1/27/21 TAC Report Passed
01/27/2021 TAC to recommend approval of PGRR085 as recommended by ROS in the 1/7/21 ROS Report as amended by the 1/12/21 ERCOT comments Passed
01/07/2021 ROS to endorse and forward to TAC the 12/3/20 ROS Report and the Impact Analysis for PGRR085 Passed
12/03/2020 ROS to recommend approval of PGRR085 as submitted Passed
10/08/2020 ROS to table PGRR085 and refer the issue to Planning Working Group (PLWG) and Dynamics Working Group (DWG) Passed


Status: Approved
Date Posted: Sep 16, 2020
Sponsor: ERCOT
Urgent: No
Sections: 5.7.1, 6.2
Description: This Planning Guide Revision Request (PGRR) adds a requirement for Resource Entities, Interconnecting Entities, and Transmission Owners to provide reports benchmarking the PSCAD model against actual hardware testing and to provide parameter verification documentation confirming model settings match those implemented in the field.
Reason: Meets Strategic goals (tied to the ERCOT Strategic Plan or directed by the ERCOT Board); Improves dynamic model quality in alignment with Reliability and Operations Subcommittee (ROS) goals

Key Documents

Related Content