Page 7 - Applied Process Design For Chemical And Petrochemical Plants Volume III

66131_Ludwig_FM 5/30/2001 4:04 PM Page vii

Chart (©W. T. Rice), 455; Centrifugal Compres- Cylinder, 591; Parallel Multicylinder Arrangement
sors, 455; Mechanical Considerations, 455; Speci- Using Common Surge Drum, 592; Pipe Sizes for
fications, 470; Performance Characteristics, 479; Surge Drum Systems2, 12, 593; Example 13-1.
Inlet Volume, 480; Centrifugal Compressor Surge Drums and Piping for Double-Acting, Paral-
Approximate Rating by the “N” Method, 491; lel Cylinder, Compressor Installation, 593; Exam-
Compressor Calculations by the Mollier Diagram ple 13-2. Single Cylinder Compressor, Single
Method, 493; Example 12-8. Use of Mollier Dia- Acting, 596; Frequency of Pulsations, 596; Com-
gram, 495; Example 12-9. Comparison of Poly- pressor Suction and Discharge Drums, 597; Design
tropic Head and Efficiency with Adiabatic Head Method — Acoustic Low Pass Filters, 597; Exam-
and Efficiency, 496; Example 12-10. Approximate ple 13-3. Sizing a Pulsation Dampener Using
Compressor Selection, 500; Operating Character- Acoustic Method, 602; Design Method — Modi-
istics, 504; Example 12-11. Changing Characteris- fied NACA Method for Design of Suction and Dis-
tics at Constant Speed, 509; Example 12-12. charge Drums, 608; Example 13-4. Sample
Changing Characteristics at Variable Speed, 510; Calculation, 609; Pipe Resonance, 611; Mechani-
Expansion Turbines, 512; Axial Compressor, 513; cal Considerations: Drums/Bottles and Piping,
Operating Characteristics, 513; Liquid Ring Com- 612; Nomenclature, 613; Greek, 614; Subscripts,
pressors, 516; Operating Characteristics, 517; 614; References, 614; Bibliography, 614
Applications, 518; Rotary Two-Impeller (Lobe)
Blowers and Vacuum Pumps, 518; Construction
Materials, 519; Performance, 519; Rotary Axial 14 Mechanical Drivers ......................... 615
Screw Blower and Vacuum Pumps, 522; Perfor-
mance, 523; Advantages, 524; Disadvantages, 524;
Electric Motors, 615; Terminology, 615; Load
Rotary Sliding Vane Compressor, 526; Perfor-
Characteristics, 616; Basic Motor Types: Synchro-
mance, 528; Types of Fans, 531; Specifications,
nous and Induction, 616; Selection of Synchro-
535; Construction, 535; Fan Drivers, 542; Perfor-
nous Motor Speeds, 619; Duty, 625; Types of
mance, 544; Summary of Fan Selection and Rat-
Electrical Current, 625; Characteristics, 627;
ing, 544; Pressures, 547; Example 12-13. Fan
Energy Efficient (EE) Motor Designs, 628; NEMA
Selection, 547; Operational Characteristics and
Design Classifications, 630; Classification Accord-
Performance, 549; Example 12-14. Fan Selection
ing to Size, 630; Hazard Classifications: Fire and
Velocities, 549; Example 12-15. Change Speed of
Explosion, 631; Electrical Classification for Safety
Existing Fan, 559; Example 12-16. Fan Law 1, 560;
in Plant Layout, 647; Motor Enclosures, 649;
Example 12-17. Change Pressure of Existing Fan,
Motor Torque, 651; Power Factor for Alternating
Fan Law 2, 560; Example 12-18. Rating Conditions
Current, 652; Motor Selection, 653; Speed
on a Different Size Fan (Same Series) to Corre-
Changes, 654; Adjustable Speed Drives, 659,
spond to Existing Fan, 560; Example 12-19. Chang-
Mechanical Drive Steam Turbines, 659; Standard
ing Pressure at Constant Capacity, 560; Example
Size Turbines, 661; Applications, 662; Major Vari-
12-20. Effect of Change in Inlet Air Temperature,
ables Affecting Turbine Selection and Operation,
560; Peripheral Velocity or Tip Speed, 561; Horse-
662; Speed Range, 662; Efficiency Range, 662;
power, 561; Efficiency, 562; Example 12-21. Fan
Motive Steam, 662; Example 14-3, 663; Selection,
Power and Efficiency, 562; Temperature Rise, 562;
663; Operation and Control, 666; Performance,
Fan Noise, 562; Fan Systems, 563; System Compo-
671; Specifications, 671; Steam Rates, 672; Single-
nent Resistances, 564; Duct Resistance, 565; Sum-
Stage Turbines, 673; Multistage Turbines, 680; Gas
mary of Fan System Calculations, 565; Parallel
and Gas-Diesel Engines, 680; Example 14-1: Full
Operation, 567; Fan Selection, 569; Multirating
Load Steam Rate, Single-Stage Turbine, 680;
Tables, 569; Example 12-22. Fan Selection for Hot
Example 14-2: Single-Stage Turbine Partial Load
Air, 571; Example 12-23. Fan Selection Using a
at Rated Speed, 680; Application, 681; Engine
Process Gas, 573; Blowers and Exhausters, 573;
Cylinder Indicator Cards, 681; Speed, 682; Tur-
Nomenclature, 573; Greek Symbols, 577; Sub-
bocharging and Supercharging, 683; Specifica-
scripts, 577; References, 577; Bibliography, 580
tions, 683; Combustion Gas Turbine, 683;
Nomenclature, 686; References, 687; Bibliogra-
phy, 690
13 Reciprocating Compression
Surge Drums.................................... 581
Pulsation Dampener or Surge Drum, 581; Com-
mon Design Terminology, 582; Applications, 585;
Internal Details, 591; Design Method — Surge
Drums (Nonacoustic), 591; Single-Compression
vii