ERCOT Frequency Control Report and Statistics April 2022
Dive into the detailed statistics and analysis of ERCOT's frequency control operations for April 2022, including mean frequency values, energy statistics, system inertia, CPS1 data, and more. Explore the latest reports and comparisons to understand the dynamics of ERCOT's frequency management efficiently.
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ERCOT Frequency Control Report April 2022 ERCOT Operations Planning PDCWG | May 18th, 2022
Summary of April 2022 2022 RMS1 Statistics Mean: 15.33 mHz Min: 12.43 mHz Max: 19.20 mHz Energy Statistics Total Energy: 30,866,082 MWh Wind Energy: 11,743,813MWh Percent Energy from Wind: 38.05 % Solar Energy: 1,820,140 MWh Percent Energy from Solar: 5.90% Minimum System Inertia Mean: 148,287 MW*s Max: 193,300 MW*s on April 17th Min: 118,023 MW*s on April 9th CPS1: 172.06% Current CPS1 12-Month Rolling Average: 172.25% 0 BAAL Exceedance(s) 2 hourly CPS1 score below 100% BAAL-003 Events have updated through 2020 2020 BAAL-003 FRM Performance: -789.34 2 PUBLIC
Frequency Control CPS1, BAAL, & RMS1 PUBLIC
Hourly CPS1 by Day Apr-22 CPS1 (%): 172.06 4 PUBLIC
BAAL Exceedances & Violations There are 0 BAAL exceedance(s) in April 5 PUBLIC
15-Minute Average CPS1% Apr-22 CPS1 (%): 172.06 6 PUBLIC
12-Month Rolling Average CPS1 Current 12-Month Rolling Average: 172.25% 7 PUBLIC
Daily RMS1 of ERCOT Frequency by Month 10 PUBLIC
Frequency Profile Comparison PUBLIC
Frequency Profile Comparison 12 PUBLIC
Frequency Profile Comparison 13 PUBLIC
Time Error Correction PUBLIC
ERCOT Daily Time Error 8 8 6 6 4 4 2 2 Daily Time Error Delta (s) Time Error (s) 0 0 -2 -2 -4 -4 -6 -6 -8 -8 Day Daily Delta Slow TEC Fast TEC Time Error 15 PUBLIC
Time Error Corrections Log Summary There have been no time error corrections since December 2016 16 PUBLIC
BAL-003 Performance PUBLIC
Op. Year 2020 BAL-003 Selected Events Update BA Time Zone CST CST CST CDT CDT CDT CDT CST CST BA BA Bias DelFreq -0.105 -0.134 -0.109 -0.108 -0.097 -0.104 -0.079 -0.069 -0.091 SEFRD (FRM) Exclude for data error * N N N N N N N N N Value "A" Information (MW) Value "B" Information (MW) Date/Time (t-0) BA Time 01/01/2020 12:53:16 1/17/2020 10:01:02 2/6/2020 21:22:49 5/31/2020 10:45:22 7/6/2020 15:09:23 7/20/2020 11:47:40 10/27/2020 08:41:31 11/16/2020 09:51:33 11/21/2020 00:20:03 B to A DelFreq -0.105 -0.134 -0.109 -0.108 -0.097 -0.104 -0.079 -0.069 -0.091 for Bias (MW/0.1Hz) (MW/0.1Hz) -1155.0 -494.9 -572.9 -757.2 -789.3 -771.4 -1074.8 -1488.3 -807.0 for R1 Time 12:53:12 10:01:06 21:22:53 10:45:26 15:09:27 11:47:43 8:41:34 9:51:37 0:20:07 Load Loss 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Adjust 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Load Loss 1210.0 663.0 623.0 820.0 762.0 806.0 845.0 1020.0 734.0 Adjust. 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -1155.0 -494.9 -572.9 -757.2 -789.3 -771.4 -1074.8 -1488.3 -807.0 18 PUBLIC
Op. Year 2020 BAL-003 FRM Performance - Update Current Operating Year (December thru November) Operating Year 2021 BA Frequency Response Obligation (FRO) for next year's FRM Operating Year 2020 BA Frequency Response Obligation (FRO) 2020 -471.0 -425.0 -789.34 2020 FRM - Median Estimated Frequency Response MW/0.1Hz for BA Compliance to R1, minimum Frequency Response 2020 FRM - Average Estimated Frequency Response MW/0.1 Hz using SEFRD for R1 2020 FRM - Regression Estimated Frequency Response MW/0.1Hz using SEFRD for R1 -879.0 0.0 19 PUBLIC
ERCOT Energy Statistics PUBLIC
Total Energy 21 PUBLIC
Total Energy from Wind Generation 22 PUBLIC
% Energy from Wind Generation 23 PUBLIC
Total Energy From Solar Generation 24 PUBLIC
% Energy from Solar Generation 25 PUBLIC
ERCOT System Inertia PUBLIC
Daily Minimum System Inertia 400,000 350,000 300,000 250,000 System Inertia (MW*s) 200,000 150,000 100,000 50,000 0 Outlier Mean 27 PUBLIC
Questions? Thank you! PUBLIC
