• Feb 20, 2026 economiser design calculation required. Equation: Q = m_f × Cp_f × (T_cold_out - T_cold_in) Where: Cp_f = specific heat capacity of feedwater (kJ/kg·K) T_cold_in = inlet feedwater temperature T_cold_out = preheated feedwater temperature Example: Suppos By Mrs. Marta Weimann Sr.
