Improving the AVR Performance of Iraqi Hamrin Hydro Station Using PID Controller Optimized by GWO and WOA. Diyala Journal of Engineering Sciences , [S. l.], v. 19, n. 2, p. 104–116, 2026. DOI: 10.24237/djes.2026.19207. Disponível em: https://djes.info/index.php/djes/article/view/1806. Acesso em: 19 jun. 2026.