Air Conditioning and Refrigeration Engineering

ISBN: 9780849300578 出版年：2018 页码：281 CRC Press

INTRODUCTION Air-Conditioning Air-Conditioning Systems Air-Conditioning Project Development and Design PSYCHROMETRICS Moist Air Humidity and Enthalpy Moist Volume, Density, Specific Heat, and Dewpoint Thermodynamic Wet Bulb Temperature Psychometric Charts AIR-CONDITIONING PROCESSES AND CYCLES Air-Conditioning Processes Space Conditioning, Sensible Cooling, and Sensible Heating Processes Humidifying and Cooling and Dehumidifying Processes Air-Conditioning Cycles and Operating Modes REFRIGERANTS AND REFRIGERATION CYCLES Refrigeration and Refrigeration Systems Refrigerants, Cooling Mediums, and Absorbents Classification of Refrigerants Required Properties of Refrigerants Ideal Single-Stage Vapor Compression Cycle Coefficient of Performance of Refrigeration Cycle Subcooling and Superheating Refrigeration Cycle of Two-Stage Compound Systems with a Flush Cooler Cascade System Characteristics OUTDOOR DESIGN CONDITIONS AND INDOOR DESIGN CRITERIA Outdoor Design Conditions Indoor Design Criteria and Thermal Comfort Indoor Temperature, Relative Humidity, and Air Velocity Indoor Air Quality and Outdoor Ventilation Air Requirements LOAD CALCULATIONS Space Loads Moisture Transfer in Building Envelope Cooling Load Calculation Methodology Conduction Heat Gains Internal Heat Gains Conversion of Heat Gains into Cooling Load by TFM Heating Load AIR HANDLING UNITS AND PACKAGED UNITS Terminals and Air Handling Units Packaged Units Coils Air Filters Humidifiers REFRIGERATION COMPONENTS AND EVAPORATIVE COOLERS Refrigeration Compressors Refrigeration Condensers Evaporators and Refrigerant Flow Control Devices Evaporative Coolers WATER SYSTEMS Types of Water Systems Basics Water Piping Plant-Building Loop Plant-Distribution-Building Loop HEATING SYSTEMS Types of Heating Systems REFRIGERATION SYSTEMS Classification of Refrigerant Systems THERMAL STORAGE SYSTEMS Thermal Storage Systems and Off-Peak Air-Conditioning Systems Ice-Storage Systems Chilled-Water Storage Systems AIR SYSTEM BASICS Fan-Duct Systems System Effect Modulation of Air Systems Fan Combinations in Air-Handling Units and Packaged Units Fan Energy Use Year-Round Operation and Economizers Outdoor Ventilation Air Supply ABSORPTION SYSTEMS Double-Effect Direct-Fired Absorption Chillers Absorption Cycles, Parallel-, Series-, and Reverse-Parallel Flow AIR-CONDITIONING SYSTEMS AND SELECTION Basics in Classification Individual Systems Packaged Systems Central Systems Air-Conditioning System Selection Comparison of Various Systems Subsystems Energy Conservation Recommendations DESICCANT DEHUMIDIFICATION AND AIR-CONDITIONING Introduction Sorbents and Desiccants Dehumidification Liquid Spray Tower Solid Packed Tower Rotary Desiccant Dehumidifiers Hybrid Cycles Solid Desiccant Air-Conditioning Conclusions Appendix A: Properties of Gases and Vapors Appendix B: Properties of Liquids Appendix C: Properties of Solids Appendix D: SI Units Appendix E: Miscellaneous