Stoichiometric-Based Fan Flow Optimization Using PI System to Improve Boiler Efficiency and Ensure Reliable Control of Complete Combustion. JTPEEP [Internet]. 2026 Jul. 7 [cited 2026 Aug. 6];2(2). Available from: https://mail.jurnal-puslitbangpln.id/index.php/jtpeep/article/view/138