A Comparison of the Dynamic Temperature Responses of Two Different Heat Exchanger Modelling Approaches in Simulink Simscape for HVAC Applications Topics: Energy Systems; Fluid Dynamics; Hydraulic and Pneumatic Systems; Performance Analysis; Plant Simulation; Verification and Validation In Proceedings of the 13th International Conference on Simulation and Modeling Methodologies, Technologies and Applications SIMULTECH - Volume 1, 417-424, 2023 , Rome, Italy