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本书为高等教育“十一五”**级规划教材，是国内**本有关制冷技术的英文教材。本书详细地阐述制冷的基本技术，介绍了近20多年来制冷技术的重要发展，也适当地介绍国内外制冷行业的动态。全书共13章，包括4个部分。第1部分主要介绍制冷的范畴、应用、发展历史和国内外的学术组织和刊物。第2部分系统叙述制冷原理，讨论制冷循环的热力学分析、使工质降温的基本方法（包括流体制冷工质和固体制冷工质）、气体制冷循环、机械驱动和热驱动的蒸汽压缩制冷循环、蒸汽压缩制冷的循环分析。第3部分详细介绍制冷用的工质，讨论了制冷循环对工质的要求，工质的物理、化学和制冷的特性；某些制冷工质破坏臭氧层和增强温室效应的机理和程度，新的环境友好的制冷工质；同时也介绍了湿空气学与空气处理过程。第4部分介绍蒸汽压缩制冷循环的主要部件和设备，包括压缩机、冷凝器、蒸发器和流量控制部件。
本书可作为制冷、动力、建筑空调等专业的英语教材，也可供制冷、空调、动力等公司、企业的技术人员参考。

Part Ⅰ Introduction
Chapter 1 Introduction to Refrigeration
1-1 A Sample of Refrigeration System——Split Room Air Conditioner
1-2 Definition and Scope of Refrigeration
1-3 Main Applications of Refrigeration
1-4 History of Refrigeration in the World
1-5 Refrigeration in China
1-6 Academic Organizations and Journals of Refrigeration in the World
1-7 Academic Organizations and Journals of Refrigeration in China
References
Part Ⅱ The Principles of Refrigeration
Chapter 2 Thermodynamic Analyses of Refrigeration Cycle
2-1 The Laws of Thermodynamics and Their Relation to Refrigeration
2-2 The Refrigeration Cycle and its Main Components
2-3 The Performance of Refrigeration System
2-4 Entropy Analyses Method of Refrigeration System
2-5 Work and Heat Operated Refrigerators
2-6 Lorenz Cycles for Variable Temperature Heat Source and Heat Sink
References
Chapter 3 Methods,of Decreasing Temperature (I)——Related to Gas and Liquid Refrigerants
3-1 Decreasing Temperature by Adiabatic Throttling——J-T Effect
3-2 Decreasing Temperature by Pressure Reduction in Two Phase Region
3-3 Decreasing Temperature by Adiabatic Expansion of Gas with Doing Work
3-4 Decreasing Temperature by Adiabatic Vortex Ranque Effect
3-5 Decreasing Temperature by Variable Mass System in Unsteady Flow
3-6 Decreasing Temperature by Thermo-Acoustic Effect
References
Chapter 4 Methods of Decreasing Temperature (II)——Related to Solid Refrigerants
4-1 Decreasing Temperature by Thermo-Electric Peltier Effect
4-2 Decreasing Temperature by Magnetocaloric Effect (Adiabatic Demagnetization)
4-3 Decreasing Temperature by Photo Method
References
Chapter 5 Vapor and Gas Refrigeration Cycles
5-1 Mechanical Powered Vapor Compression Refrigeration Cycle
5-2 Heat Powered Vapor Compression Refrigeration Cycle (1)——Vapor Absorption Refrigeration
5-3 Heat Powered Vapor Compression Refrigeration Cycle (2)——Vapor Adsorption Refrigeration
5-4 Heat Powered Vapor Compression Refrigeration Cycle (3)——Vapor Jet Refrigeration
5-5 Refrigeration Cycle by Gas Compression and Adiabatic Expansion
References
Chapter 6 Cycle Analyses of Vapor Compression Refrigeration
6-1 Single-Stage Vapor Compression Refrigeration Systems
6-2 Multi-Stage Vapor Compression Systems
6-3 Cascade Vapor Compression Systems
6-4 Auto Cascade Vapor Compression Systems
References
Part Ⅲ The Refrigerants and Other Substances for Refrigeration
Chapter 7 Introduction of Refrigerants
7-1 Refrigerant in Vapor Compression Refrigeration
7-2 Refrigeration Characteristics of Refrigerants
7-3 Some Important Physical/Chemical Properties of Refrigerants
7-4 Classification and Nomenclature of Refrigerants
7-5 Secondary Refrigerants
References
Chapter 8 Environmental Friendly Refrigerants
8-1 Ozone Depletion by CFCs in Stratosphere
8-2 Montreal Protocol and its Amendments
8-3 Greenhouse Effect and Global Warming
8-4 Kyoto Protocol
8-5 Global Warming Impacts of Refrigerants
8-6 Fluorinated Refrigerants
8-7 Environmental and Thermal Properties of Natural Refrigerants
8-8 Alternative Refrigerants
References
Chapter 9 Psychrometry and Air Processes
9-1 Composition and Thermal Properties of Moist Air
9-2 Thermal Properties of Saturated Water and Saturated Moist Air
9-3 Adiabatic Saturation Process and Wet Bulb Temperature
9-4 Approximate Calculation of the Thermal Properties of Moist Air
9-5 Psychrometric Chart
9-6 Air Handing Processes
9-7 Heat and Mass Transfer Between Moist Air and Solid Surface
References
Part Ⅳ The Equipment for Refrigeration Cycles
Chapter 10 Compressors
10-1 Main Types of Compressors
10-2 Reciprocating Compressors
10-3 Scroll Compressors
10-4 Screw Compressors
10-5 Turbo Compressors
10-6 Roller Type Compressors
10-7 Vane Type Compressors
10-8 Inverter Technology and Inverter Driven Compressors
References
Chapter 11 Condensing Equipment
11-1 Function and Classification of Condensers
11-2 Water-Cooled Condensers
11-3 Cooling Tower
11-4 Air-Cooled Condensers
11-5 Evaporative Condensers
References
Chapter 12 Evaporators
12-1 Function and Classification of Evaporators
12-2 Dry-Expansion Evaporators and Flooded Evaporators
12-3 Main Types of Evaporator Construction
12-4 Air Cooler and Spray Air Cooler
12-5 Direct and Indirect Refrigeration Systems
References
Chapter 13 Refrigerant Flow Control
13-1 Hand Expansion Valves
13-2 Capillary Tube
13-3 Thermostatic Expansion Valves-Superheat Control
13-4 Automatic Expansion Valves-Evaporator Pressure Control
13-5 Electronic Expansion Valves
13-6 The Practical Refrigeration System and its Temperature and Pressure Control
References
Index

这20多年内，制冷技术的其他方面也有了长足的发展。G-M、脉管气体制冷机和自动复叠式混合工质制冷机已经扩展到低温的温区，并达到了实用阶段；在热电制冷方面，正在探索高性能指数的材料；变频电机技术的成功及推广、电子膨胀阀部分地替代热力膨胀阀，使制冷系统运行更加**有效等。 基于上述的这些情况，编者编著了这本书，希望在讲清制冷技术基本原理的前提下，适当地反映近年来制冷技术的重要发展，同时也介绍国内外制冷行业的动态。