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                            mosiphon Reboiler,  204; Reboiler Piping,  207;       Example 11-1. Barometric Steam Jet Refrigera-
                            Film Boiling, 207; Vertical Tubes, Boiling Outside,   tion, 299; Absorption Refrigeration, 299; Ammo-
                            Submerged, 207; Horizontal Tubes: Boiling Out-        nia System, 299; General Advantages and Features,
                            side, Submerged, 208; Horizontal Film or Cascade      301; Capacity, 301; Performance, 301; Example 11-
                            Drip-Coolers—Atmospheric, 208; Design Proce-          2. Heat Load Determination for Single-Stage
                            dure, 208; Pressure Drop for Plain Tube Exchang-      Absorption Equipment,  302; Lithium Bromide
                            ers,  210; A. Tube Side, 210; B. Shell Side, 211;     Absorption for Chilled Water, 305;  Mechanical
                            Alternate: Segmental Baffles Pressure Drop, 215;      Refrigeration,  308; Compressors, 309; Con-
                            Finned Tube Exchangers, 218; Low Finned Tubes,        densers, 311; Process Evaporator, 311; Compres-
                            16 and 19 Fins/In., 218; Finned Surface Heat          sors, 311; Purge, 312; Process Performance, 312;
                            Transfer, 219; Economics of Finned Tubes, 220;        Refrigerants, 312; ANSI/ASHRAE Standard 34-
                            Tubing Dimensions, Table 10-39, 221; Design for       1992, “Number Designation and Safety Classifica-
                            Heat Transfer Coefficients by Forced Convection       tion of Refrigerants”, 312; System Performance
                            Using Radial Low-Fin tubes in Heat Exchanger          Comparison, 319; Hydrocarbon Refrigerants, 321;
                            Bundles, 221; Design Procedure for Shell-Side         Example 11-3. Single-Stage Propane Refrigeration
                            Condensers and Shell-Side Condensation with           System, Using Charts of Mehra, 322; Example 11-
                            Gas Cooling of Condensables, Fluid-Fluid Convec-      4. Two-Stage Propane Refrigeration System, Using
                            tion Heat Exchange, 224; Design Procedure for         Charts of Mehra, 328; Hydrocarbon Mixtures and
                            Shell-Side Condensers and Shell-Side Condensa-        Refrigerants, 328; Liquid and Vapor Equilibrium,
                            tion with Gas Cooling of Condensables, Fluid-         333; Example 11-5. Use of Hydrocarbon Mixtures
                            Fluid Convection Heat Exchange, 224;  Example         as Refrigerants (Used by Permission of the Car-
                            10-23. Boiling with Finned Tubes,  227; Double        rier Corporation.), 333; Example 11-6. Other Fac-
                            Pipe Finned Tube Heat Exchangers, 229; Miscella-      tors in Refrigerant Selection Costs,  350; System
                            neous Special Application Heat Transfer Equip-        Design and Selection, 353; Example 11-7. 300-Ton
                            ment, 234; A. Plate and Frame Heat Exchangers,        Ammonia Refrigeration System,  353; Receiver,
                            234; B. Spiral Heat Exchangers, 234; C. Corru-        359; Example 11-8. 200-Ton Chloro-Fluor-Refrig-
                            gated Tube Heat Exchangers, 235; D. Heat Trans-       erant-12,  361; Economizers, 361; Suction Gas
                            fer Flat (or Shaped) Panels, 235; E. Direct Steam     Superheat, 362; Example 11-9. Systems Operating
                            Injection Heating, 236; F. Bayonet Heat Exchang-      at Different Refrigerant Temperatures, 362; Com-
                            ers, 239; G. Heat-Loss Tracing for Process Piping,    pound Compression System, 363; Comparison of
                            239;  Example 10-24. Determine the Number of          Effect of System Cycle and Expansion Valves on
                            Thermonized® Tracers to Maintain a Process Line       Required Horsepower, 363; Cascade Systems, 363;
                            Temperature, 243; H. Heat Loss for Bare Process       Cryogenics,  364; Nomenclature,  365; Subscripts,
                            Pipe, 245; I. Heat Loss through Insulation for        366; References, 366; Bibliography, 366
                            Process Pipe, 246; Example 10-25. Determine Pipe
                            Insulation Thickness,  248; J. Direct-Contact Gas-
                            Liquid Heat Transfer, 249; Example 10-26. Deter-  12. Compression Equipment
                            mine Contact Stages Actually Required for Direct
                            Contact Heat Transfer in Plate-Type Columns,          (Including Fans) ..............................  368
                            251; General Application, 259; Advantages—
                            Air-Cooled Heat Exchangers, 260; Disadvantages,       General Application Guide,  368; Specification
                            260; Bid Evaluation, 260; Design Considerations       Guides, 369; General Considerations for Any Type
                            (Continuous Service), 263; Mean Temperature           of Compressor Flow Conditions, 370; Reciprocat-
                            Difference, 267; Design Procedure for Approxi-        ing Compression,  371; Mechanical Considera-
                            mation, 269; Tube-Side Fluid Temperature Con-         tions, 371; Performance Considerations, 380;
                            trol, 271; Heat Exchanger Design with Computers,      Specification Sheet, 380; Compressor Perfor-
                            271; Nomenclature, 273; Greek Symbols, 278; Sub-      mance Characteristics, 410; Example 12-1. Inter-
                            scripts, 279; References, 279; Bibliography, 285      stage Pressure and Ratios of Compression,  415;
                                                                                  Example 12-2. Single-Stage Compression,  430;
                                                                                  Example 12-3. Two-Stage Compression, 431; Solu-
                                                                                  tion of Compression Problems Using Mollier Dia-
                       11. Refrigeration Systems....................  289         grams, 433; Horsepower, 433;  Example 12-4.
                                                                                  Horsepower Calculation Using Mollier Diagram,
                            Types of Refrigeration Systems, 289; Terminology,     433; Cylinder Unloading, 442;  Example 12-5.
                            289; Selection of a Refrigeration System for a        Compressor Unloading, 445; Example 12-6. Effect
                            Given Temperature Level and Heat Load, 289;           of Compressibility at High Pressure, 448; Air Com-
                            Steam Jet Refrigeration,  290; Materials of Con-      pressor Selection, 450; Energy flow, 451; Constant-
                            struction, 291; Performance, 291; Capacity, 293;      T system, 454; Polytropic System, 454; Constant-S
                            Operation, 295; Utilities, 295; Specification, 296;   System, 455; Example 12-7. Use of Figure 12-35 Air


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