ENERGY EFFICIENCY OF A VARIABLE SPEED OF THE CENTRALIZED AIR CONDITIONING SYSTEM USING PID CONTROLLER. Jurnal Teknologi, [S. l.], v. 78, n. 8-4, 2016. DOI: 10.11113/jt.v78.9586. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/9586.. Acesso em: 5 may. 2024.