ECEN 667 – Fall 2021 – PowerWorld Cases Lecture 5 – 7, September 13, 2021 Lecture 8 – 10, September 30, 2021 Lecture 11 – 13, October 4, 2021 Lecture 14 – 17, October 21, 2021 Lecture 19 – 21, November 4, 2021 Lecture 22 – 24, November 21, 2021