Investigation of Adiabatic Refrigerant Pressure Drop and Flow Visualization in Flat Plate Evaporators

iii List of Figures vii Nomenclature xii Nomenclature xii Chapter 1: Introduction 1 Chapter 2: Literature Review 2 2.1 Single-Phase Flat Plate Pressure Drop Literature 2 2.2 Two-Phase Flat Plate Pressure Drop and Flow Visualization Literature 3 2.2.1 Two-Phase Pressure Drop in Flat Plates 4 2.2.2 Additional Vo id Fraction Models 5 2.2.3 Two-Phase Flow Visualization 5 2.2.4 Flat Plate Heat Exchanger Orientation 5 Chapter 3: Evaporator Test Loop Development and Operation 6 3.1 Evaporator Test Loop Modifications 6 3.2 Test Loop Calibration 7 3.2.1 Pressure Transducers 7 3.2.2 Thermocouples 7 3.2.3 Power Transducers 7 3.2.4 Summary of Measurement Uncertainties 7 3.3 Evaporator Test Loop Operation Procedures 8 3.3.1 Sub-cooler and Condenser Chiller Loop Operation 8 3.3.2 Test Loop Charging 8