TY - RPRT TI - Approximating Trajectory Constraints With Machine Learning – Microgrid Islanding With Frequency Constraints AU - Zhang, Yichen AU - Chen, Chen AU - Liu, Guodong AU - Hong, Tianqi AU - Qiu, Feng PY - 2020 DO - 10.1109/tpwrs.2020.3015913 UR - https://www.osti.gov/biblio/1651285 ID - 1651285 ER -