Heat 1,287 Transmission 1,286 Mass transfer 183 Heat exchangers 148 Fluid dynamics 127 Thermodynamics 124 Fluid mechanics 104 Mathematical models 59 Heat transfer 50 Thermal properties 46 Convection 44 Design and construction 36 Finite element method 36 Mathematics 32 Cooling 26 Data processing 26 Heat engineering 26 Computational fluid dynamics 24 Radiation and absorption 24 Heating 20 Computer simulation 19 Industrial applications 19 Numerical analysis 19 Air conditioning 18 Nanofluids 18 Combustion engineering 17 Conduction 17 Buildings 14 Equipment and supplies 14 Measurement 14