Chapter 20: Pneumatic Conveying
| 20.1 | Introduction | 3 |
| 20.1.1 | Related important references | 4 |
| 20.2 | Codes and Standards | 4 |
| 20.3 | Equipment comparison | 4 |
| 20.4 | Product grouping | 5 |
| 20.4.1 | Group I | 5 |
| 20.4.2 | Group II | 5 |
| 20.5 | Fluidization Characteristics | 7 |
| 20.5.1 | Flow Function | 7 |
| 20.5.2 | Important Flow Features | 7 |
| 20.5.2.1 | Factors influencing flow | 7 |
| 20.6 | Conveyors | 7 |
| 20.6.1 | Selection of mechanical conveyors | 8 |
| 20.6.1.1 | Belt conveyors | 8 |
| 20.6.1.2 | Screw conveyors | 9 |
| 20.6.1.3 | Pneumatic conveyors | 10 |
| 20.7 | Factors for Design and Use | 17 |
| 20.7.1 | Other Parameters involved in selection | 22 |
| 20.7.1.1 | Duty Requirement | 22 |
| 20.7.1.2 | Material Container and Pickup Point | 22 |
| 20.7.1.3 | Process Equipment | 22 |
| 20.7.1.4 | Headroom | 22 |
| 20.7.1.5 | Plant Site and Industry Environment | 23 |
| 20.8 | Pneumatic Conveying systems | 24 |
| 20.8.1 | Vacuum system | 24 |
| 20.8.2 | Pressure Mode | 29 |
| 20.8.3 | High Pressure Mode | 29 |
| 20.8.4 | Pneumatic Conveying System – Dilute versus Dense Phase | 32 |
| 20.8.4.1 | Lean Phase or Dilute Phase Conveying | 35 |
| 20.8.4.2 | Dense Phase Conveying System | 37 |
| 20.9 | Few recommended pneumatic conveying system configurations | 41 |
| 20.10 | Pneumatic conveying system components | 56 |
| 20.11 | Typical Calculation for Pneumatic Conveying | 68 |
| 20.11.1 | Estimating Pressure Drop in Dilute Phase Conveying System | 68 |
| 20.12 | Steps in System Design | 74 |
| 20.12.1 | Example of dilute phase sizing | 74 |
| 20.13 | References | 78 |
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