制冷与空调专业英语PDF电子书下载

Unit 1 Fundamentals of Refrigeration 1

Text 1:The Development of Refrigeration 2

Reading material A:Cryogenics 4

Reading material B:Frozen Foods 6

Reading material C:Air Conditioning 8

Reading material D:How a Mechanical Refrigerator Operates 11

Text 2: Temperature and Temperature Measurements 15

Reading material A:Thermometer Scales 17

Reading material B:Heat Transfer 20

Text 3:Pressure 23

Reading material A:Pressure Gages and Absolute Pressure 25

Reading material B:Pressure and Temperature Relationship 27

Text 4:Sensible Heat,Specific Heat and Latent Heat 31

Reading material A:Elementary Refrigerator 33

Reading material B:Mechanical Refrigerating System 36

Unit 2 Basic Refrigeration Systems 39

Text 5:Compression System Using Thermostatically Controlled Expansion Valve(TEV) 40

Reading material A:Compression System Using Capillary Tube Refrigerant Control 43

Reading material B:Compression System Using High-side Float Refrigerant Control 45

Text 6:Absorption System 48

Reading material A:Continuous-Cycle Absorption System 50

Reading material B:Multistage Systems——Cascade and Compound 52

Unit 3 Compression System and Compressors 56

Text 7:Compression Cycle 57

Reading material A:Refrigerant 59

Reading material B:Refrigeration Oil 62

Text 8: External-Drive Compressors and Hermetic Compressors 65

Reading material A:Reciprocating Compressors 68

Reading material B:Rotary Compressors and Scroll Compressors 70

Reading material C:Screw Compressors and Centrifugal Compressors 73

Text 9:Refrigerant Control 77

Reading material A:Thermostatic Expansion Valve(TEV) 79

Reading material B:Capillary Tube 81

Reading material C:Low-Side Float and High-side Float 84

Reading material D:Solenoid Valve 86

Text 10:Evaporator and Condenser 89

Reading material A:Accumulator,Oil Separator and Liquid Receiver 91

Reading material B:Suction Line and Liquid Line 93

Unit 4 Shop Practice for Refrigeration 96

Text 11:Air Conditioning and Refrigeration Tubing 97

Reading material A:Cutting and Bending of Tubing 100

Reading material B:Connecting Tubing 102

Text 12:System Evacuation 106

Reading material A:Charging a Refrigeration System 108

Reading material B:Recovery,Recycling,Reclaiming of Refrigerants 110

Unit 5 Electric Circuits and Controls 113

Text 13:Electric Control Circuits 114

Reading material A:Temperature Control 117

Reading material B:Types of Controlling Instrument Action 119

Text 14:Motor Starting Relays 123

Reading material A:Motor Safety Controls 126

Reading material B:Overload Protection 128

Text 15:Defrost Controls 131

Reading material A:Other Defrost Control 133

Reading material B:Controls Applications 136

Unit 6 Domestic Refrigerators-Freezers and Commercial Systems 139

Text 16:Domestic Refrigerators and Freezers 140

Reading material A:Defrosting and the Frost-Free Refrigerator-Freezer 142

Reading material B:Chest-Type Freezers 145

Reading material C:Upright Freezers 148

Reading material D:Care of Refrigerator or Freezer 150

Text 17:Commercial Refrigeration Systems 153

Reading material A:Commercial Condenser 156

Reading material B:Commercial Evaporators 159

Reading material C:Cooling Towers 162

Text 18:Commercial Cabinet 166

Reading material A:Walk-In Cabinet 168

Reading material B:Display Cases 171

Reading material C:Refrigerant Line's Components 174

Text 19:Industrial Freezing Of Foods 177

Reading material A:Transportation Refrigeration 180

Reading material B:Thermoelectric Refrigeration 183

Unit 7 Fundamentals of Air Condi tioning 186

Text 20:Physical Properties of Air 187

Reading material A:Psychrometric Properties of Air 190

Reading material B:Comfort Conditions 193

Text 21:Air movement 197

Reading material A:Air Quality 200

Reading material B:Noise 202

Unit 8 Air Condi tioning Systems 206

Text 22:Gas Heating System and Oil Furnaces 207

Reading material A:Electric Heat 210

Reading material B:Humidifiers 214

Text 23:Principles of Atmosphere Cooling 217

Reading material A:Self-Contained Comfort Coolers 220

Reading material B:Heat Pump 223

Reading material C:Residential Absorption Air Conditioners 227

Text 24:Chilled Water Systems 231

Reading material A:Central Unitary Systems 234

Reading material B:Air Distribution and Cleaning 237

Text 25:Air Conditioning Systems——Heating and Cooling Loads 241

Reading material A:Air Conditioning and Heating Control Systems 243

Reading material B:Automotive Air Conditioning 246

附录 词汇表 250

参考文献 285