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ROS Meeting
July 11, 2019 09:30 AM

ERCOT Austin 8000 Metropolis (Building E), Suite 100 Austin, TX 78744 Room 206	WebEx Conference Teleconference: 877-668-4493 Meeting number: 625 593 307 Meeting password: ROS

Agenda

1.	Antitrust Admonition	K. Bunch	9:30 a.m.
2.	Agenda Review	K. Bunch
3.	Approval of ROS Meeting Minutes (Vote)	K. Bunch	9:35 a.m.
	May 2, 2019
4.	Technical Advisory Committee (TAC) Update	K. Bunch	9:40 a.m.
	Reliability considerations regarding Outage Activity Related to Operating Condition Notice (OCN)
5.	ERCOT Reports		9:55 a.m.
	Operations Report	ERCOT Staff
	System Planning Report	J. Billo
	Unannounced Constant Frequency Control (CFC) Testing	S. Sharma
6.	New Protocol Revision Subcommittee (PRS) Referrals (Vote)	K. Bunch	10:15 a.m.
	SCR800, Addition of DC Tie Ramp to GTBD Calculation
	NPRR937, Distribution Voltage Level Block Load Transfer (BLT) Deployment
7.	ROS Revision Requests (Vote)	K. Bunch	10:35 a.m.
	Language Review
	NOGRR190, Related to NPRR937, Distribution Voltage Level Block Load Transfer (BLT) Deployment
	NOGR191, Related to NPRR939, Modification to Load Resources Providing RRS to Maintain Minimum PRC on Generators During Scarcity Conditions
	PGRR071, Update Interconnection Process Timetables to Align with NPRR926
	PGRR072, Treatment of Generation Resource Retirement and Mothball in Regional Transmission Plan and Geomagnetic Disturbance Vulnerability Assessment
	Impact Analysis Review
	NOGRR187, Related to NPRR863, Creation of ERCOT Contingency Reserve Service and Revisions to Responsive Reserve
	Lunch		11:15 a.m.
8.	Performance Disturbance Compliance Working Group (PDCWG)	C. Mulholland	12:30 p.m.

	NPRR919, Exemption from Governor Primary Frequency Response Control for Certain Resources in Private Use Networks (PDCWG)
	NOGRR184, Related to NPRR919, Exemption from Governor Primary Frequency Response Control for Certain Resources in Private Use Networks (PDCWG)
	Evaluating and Improving ERCOT’s Dynamic Frequency Response Model Task Force/Subgroup (Possible Vote)
9.	Dynamics Working Group (DWG)	C. Minchew	12:50 p.m.
10.	Operations Working Group (OWG)	R. Floyd	1:00 p.m.
	NPRR849, Clarification of the Range of Voltage Set Points at a Generation Resource’s POI (OWG/VPWG) (Possible Vote)
	NOGRR183, Remedial Action Scheme (RAS) Submittal and Review Requirements (PLWG/OWG) (Possible Vote)
11.	Planning Geomagnetic Disturbance Task Force (PGDTF)	A. Amahatsion	1:30 p.m.
12.	Steady State Working Group (SSWG)	B. Hithersay	1:35 p.m.
13.	Dynamics Working Group (DWG)	C. Minchew	1:45 p.m.
14.	Operations Training Working Group (OTWG)	T. Chilton	1:55 p.m.
15.	Voltage Profile Working Group (VPWG)	M. Lewis	2:00 p.m.
16.	Black Start Working Group (BSWG)	T. Kroskey	2:05 p.m.
17.	Other Business	K. Bunch	2:15 p.m.
	Energy Storage Workshop Update	W. Lasher
	Inverter-Based Resource Workshop Update	F. Huang
	Review Open Action Items
	No Report:
	Planning Working Group (PLWG)
	Network Data Support Working Group (NDSWG)
	System Protection Working Group (SPWG)
	Adjourn	K. Bunch	2:45p.m.