Page 14 - Air Pollution Control Engineering

Contents xiii

5. Environmental Applications............................................................................320
6. Design Examples................................................................................................321
Nomenclature .....................................................................................................326
References ...........................................................................................................327
Appendix: Average Specific Heats of Vapors ..............................................328

7 Flare Process
Lawrence K. Wang, Clint Williford, and Wei-Yin Chen .......................329
1. Introduction ........................................................................................................329
2. Pretreatment and Engineering Considerations ............................................331
2.1. Supplementary Fuel Requirements........................................................331
2.2. Flare Gas Flow Rate and Heat Content .................................................331
2.3. Flare Gas Exit Velocity and Destruction Efficiency ............................333
2.4. Steam Requirements .................................................................................334
3. Engineering Design ...........................................................................................334
3.1. Design of the Flame Angle ......................................................................334
3.2. Design of Flare Height..............................................................................334
3.3. Power Requirements of a Fan .................................................................334
4. Management .......................................................................................................335
4.1. Data Required for Permit Application ..................................................335
4.2. Evaluation of Permit Application...........................................................335
4.3. Cost Estimation ..........................................................................................336
5. Design Examples................................................................................................340
Nomenclature .....................................................................................................343
References ...........................................................................................................344

8 Thermal Oxidation
Lawrence K. Wang, Wei Lin, and Yung-Tse Hung..................................347

1. Introduction ........................................................................................................347
1.1. Process Description ...................................................................................347
1.2. Range of Effectiveness ..............................................................................349
1.3. Applicability to Remediation Technologies .........................................349
2. Pretreatment and Engineering Considerations ............................................351
2.1. Air Dilution ................................................................................................351
2.2. Design Variables ........................................................................................352
3. Supplementary Fuel Requirements ................................................................355
4. Engineering Design and Operation ................................................................356
4.1. Flue Gas Flow Rate....................................................................................356
4.2. Combustion Chamber Volume ...............................................................356
4.3. System Pressure Drop ..............................................................................356
5. Management .......................................................................................................357
5.1. Evaluation of Permit Application...........................................................357
5.2. Operations and Manpower Requirements ...........................................358
5.3. Decision for Rebuilding, Purchasing New or Used Incinerators .....360
5.4. Environmental Liabilities.........................................................................360
6. Design Examples................................................................................................360
Nomenclature .....................................................................................................365
References ...........................................................................................................366