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