Preface | p. 1 |
Introduction | |
Marine Applications of Mechanical Refrigeration | p. 3 |
Refrigerated Ship's Stores | p. 4 |
Air-Conditioning | p. 4 |
Refrigerated Cargo | p. 7 |
The Vapor Compression Cycle | |
The Reversed Carnot Cycle | p. 11 |
The Vapor-Compression Cycle | p. 15 |
The Ideal Saturated Vapor-Compression Cycle | p. 19 |
Multiple Evaporators with One Compressor | p. 29 |
Problems (English Units) | p. 33 |
Problems (SI Units) | p. 34 |
Refrigerants | |
Properties | p. 39 |
Safety | p. 39 |
Lubricants | p. 41 |
Refrigerant Numbering System | p. 42 |
Refrigerant Blends | p. 44 |
Ozone Depletion and the Montreal Protocols | p. 46 |
Alternative Refrigerants | p. 49 |
Secondary Refrigerants | p. 50 |
Problems (English Units) | p. 51 |
Problems (SI Units) | p. 51 |
Compressors | |
Reciprocating Compressors | p. 52 |
Rotary Compressors | p. 78 |
Centrifugal Compressors | p. 83 |
Problems (English Units) | p. 88 |
Problems (SI Units) | p. 89 |
Evaporators and Condensers | |
Evaporators | p. 91 |
Condensers | p. 94 |
Liquid Chillers and Secondary Refrigerants | p. 96 |
Sizing of Evaporators and Condensers | p. 99 |
Estimating Overall Heat Transfer Coefficients | p. 106 |
Estimating Convection Film Coefficients | p. 110 |
Problems (English Units) | p. 117 |
Problems (SI Units) | p. 118 |
Controls and Accessories | |
Expansion Devices | p. 120 |
Problems (English Units) | p. 145 |
Problems (SI Units) | p. 146 |
Psychrometry and HVAC Processes | |
Dry-Bulb Temperature (DB) | p. 147 |
Wet-Bulb Temperature (WB) | p. 147 |
Dew Point Temperature (DP) | p. 148 |
Relative Humidity (RH) | p. 148 |
Humidity Ratio ([omega]) | p. 148 |
Specific Volume ([rho]) | p. 148 |
Enthalpy (h) | p. 149 |
Calculating the Properties of Air-Water Vapor Mixtures | p. 149 |
The Psychrometric Chart | p. 156 |
HVAC Processes | p. 160 |
Problems (English Units) | p. 174 |
Problems (SI Units) | p. 176 |
Cooling and Heating Load Calculations | |
Design Conditions | p. 178 |
Components of the Cooling and Heating Load | p. 179 |
Thermal Transmission Load | p. 180 |
Ventilation and Infiltration Load | p. 183 |
Solar Load | p. 186 |
Equipment and Lighting Load | p. 189 |
Occupant Load | p. 190 |
Product Load | p. 192 |
Heating and Cooling Load Sizing Examples | p. 193 |
Problems (English Units) | p. 199 |
Problems (SI Units) | p. 200 |
HVAC Systems and Components | |
Single Zone System | p. 201 |
Multiple Zone Systems | p. 202 |
Terminal Reheat System | p. 203 |
Dual Duct System | p. 204 |
Variable Air Volume Systems | p. 205 |
Water Systems | p. 207 |
Unitary Systems | p. 210 |
Cargo Hold Dehumidification Systems | p. 211 |
HVAC System Components | p. 213 |
System Testing and Balancing | p. 238 |
Problems (English Units) | p. 241 |
Problems (SI Units) | p. 242 |
Absorption Systems, Multi-Pressure Systems, and Low-Temperature Systems | |
Absorption Systems | p. 243 |
Cascade Systems | p. 252 |
Liquefaction Systems | p. 253 |
Problems (English Units) | p. 255 |
Problems (SI Units) | p. 257 |
Operation and Maintenance | |
Prohibition on Venting of Refrigerants | p. 259 |
Certification of Technicians | p. 260 |
Leak Repair | p. 260 |
Recover, Recycle, and Reclaim | p. 261 |
Refrigeration System Operation and Maintenance | p. 270 |
Troubleshooting Refrigeration Systems | p. 289 |
Appendix | |
Conversion Factors | p. 296 |
Constants | p. 297 |
Saturation Temperature Property Table for R-12 (English Units) | p. 298 |
Saturation Pressure Property Table for R-12 (English Units) | p. 299 |
R-12 Superheat Property Table (English Units) | p. 300 |
Saturation Temperature Property Table for R-12 (SI Units) | p. 302 |
Saturation Pressure Property Table for R-12 (SI Units) | p. 303 |
R-12 Superheat Property Table (SI Units) | p. 304 |
Saturation Temperature Property Table for R-22 (English Units) | p. 306 |
Saturation Pressure Property Table for R-22 (English Units) | p. 307 |
R-22 Superheat Property Table (English Units) | p. 308 |
Saturation Temperature Property Table for R-22 (SI Units) | p. 310 |
Saturation Pressure Property Table for R-22 (SI Units) | p. 311 |
R-22 Superheat Property Table (SI Units) | p. 312 |
Saturation Temperature Property Table for R-134a (English Units) | p. 314 |
Saturation Pressure Property Table for R-134a (English Units) | p. 315 |
R-134a Superheat Property Table (English Units) | p. 316 |
Saturation Temperature Property Table for R-134a (SI Units) | p. 318 |
Saturation Pressure Property Table for R-134a (SI Units) | p. 319 |
R-134a Superheat Property Table (SI Units) | p. 320 |
Pressure-Enthalpy Diagram for R-134a (English Units) | p. 322 |
Pressure-Enthalpy Diagram for R-134a (SI Units) | p. 323 |
Saturated Steam Properties (English Units) | p. 324 |
Saturated Steam Properties (SI Units) | p. 325 |
EPA Certification for HVACR Technicians and Practice Questions | p. 326 |
Core | p. 326 |
Type I (Small Appliances) | p. 328 |
Type II (High-Pressure) | p. 329 |
Type III (Low-Pressure) | p. 331 |
Core Practice Questions | p. 332 |
Type I (Small Appliance) Practice Questions | p. 344 |
Type II (High-Pressure) Practice Questions | p. 356 |
Type III (Low-Pressure) Practice Questions | p. 368 |
References | p. 380 |
Index | p. 381 |
About the Author | p. 385 |
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