NPRR #239 · Revision Request
NPRR239 Ramp Rate Limitation of 10% per minute of On-Line Installed Capability for Wind-powered Generation Resources
ReasonThe intent of this NPRR is to maintain system reliability as it allows ERCOT to avoid frequency spikes due to WGRs’ ability to ramp up or ramp down almost instantaneously.
Created2010-05-20
Approved2010-07-20
Sections Affected
6.5.7.10
Summary
This Nodal Protocol Revision Request (NPRR) proposes a requirement that certain Wind-powered Generation Resources (WGRs) limit the unit ramp rate to 10% per minute of their nameplate rating as registered with ERCOT. The proposed language is based on the concept set forth in zonal Protocol Section 6.5.13, WGR Ramp Rate Limitations.
Timeline
-
May 12 '10
PRSFiled by ERCOT
-
May 20 '10
PRS PRS MeetingPRSRecommended for Approval Recommended for approval“To recommend approval of NPRR239 as submitted.” — Passed→ PRS Impact Analysis review
-
Jun 17 '10
PRS PRS MeetingPRSRecommended for Approval Recommended for approval Forwarded → TAC“To endorse and forward the 5/20/10 PRS Report and Impact Analysis for NPRR239 to TAC.” — Passed→ TAC consideration of NPRR239
-
Jul 1 '10
TAC TAC MeetingTACRecommended for Approval Recommended for approval“To recommend approval of NPRR239 as recommended by PRS in the 6/17/10 PRS Report.” — Passed→ ERCOT Board consideration of NPRR239
-
Jul 20 '10
BOARDEmail Vote / Unlisted MeetingBOARDApproved Recommended for approval“To approve NPRR239 as recommended by TAC in the 7/1/10 TAC Report.” — Passed
-
—
Posted since the last meeting