Energy-Efficient HVAC Technologies and Strategies:A Comprehensive Overview. NTU Journal of Renewable Energy, [S. l.], v. 10, n. 1, p. 21–30, 2026. DOI: 10.56286/1rpz0d67. Disponível em: https://journals.ntu.edu.iq/index.php/NTU-JRE/article/view/1841.. Acesso em: 17 feb. 2026.