nilrat, manop, sakesun suthummanon, and juntakan taweekun. “Analysis of Heat Loss from Insulation Deterioration by Applying Value Engineering Technique for a Boiler of a Thermal Power Plant”. Naresuan University Engineering Journal 12, no. 1 (July 11, 2017): 115–130. accessed September 10, 2026. https://ph01.tci-thaijo.org/index.php/nuej/article/view/73617.