Management Analysis Of Boiler Efficiency With A Steam Production Capacity Of 220 Tons/Hour At Barru Power Plant, South Sulawesi Yuspian Gunawan, Salimin, Ahmad Syarif Sukri, Budiman Sudia, Baso Mursidi, Abd Kadir, La hasanudin, Jaka Seru Dwi Saputra, Sudarmawan International Journal of Dynamics in Engineering System Vol. 1 No. 1 2024 DOI 10.55679/ijdes.v1i1.1