04017nam 2200721 a 450 991087704450332120200520144314.0978661281727497812828172721282817272978047093799004709379989780470937983047093798X97815912458651591245869(CKB)111086367653184(EBL)588857(SSID)ssj0000073149(PQKBManifestationID)11125432(PQKBTitleCode)TC0000073149(PQKBWorkID)10103852(PQKB)11631621(MiAaPQ)EBC588857(OCoLC)777630877(Perlego)2788027(EXLCZ)9911108636765318420101117d1995 uy 0engur|n|---|||||txtccrUnderstanding atmospheric dispersion of accidental releases /George E. DeVaull ... [et al.]New York Center for Chemical Process Safety of the American Institute of Chemical Engineers19951 online resource (60 p.)CCPS concept bookDescription based upon print version of record.9780816906819 0816906815 Includes bibliographical references.Understanding Atmospheric Dispersion of Accidental Releases; Contents; Preface; Nomenclature; 1. Introduction; 1.1. Purpose; 1.2. Release/Dispersion Scenario Overview; 1.3. Hazards; 2. Meteorology; 2.1 The Atmosphere; 2.2. Turbulence in the Atmosphere; 2.3. Mechanically Generated Turbulence'; 2.4. Vertical Density Stratification and Buoyancy; 2.5. Atmospheric Stability Classifications; 2.6. Similarity Scaling in the Atmospheric Boundary Layer; 2.7. Changes over Time in the Atmospheric Boundary Layer; 3. Source Estimates-Leaks and Ruptures; 3.1. Leaks and Small Holes3.2. Phase Changes in Released Fluids3.3. Aerosol Formation in Liquid or Flashing Liquid Releases; 3.4. Transient Vessel Inventory Loss; 3.5. Catastrophic Vessel Failures; 4. Sources-Liquid Pools; 4.1. Boiling Liquid Pools; 4.2. Evaporation of Volatile Liquids; 4.3. Evaporation of Relatively Nonvolatile Liquids; 4.4. Multicomponent Mixture Spills; 5. Buoyant and Dense-Gas Jet Releases; 5.1 Jet Length Scales; 5.2. Momentum and Buoyancy; 5.3. The Effect of Wind and Ambient Turbulence; 6. Low-Velocity Dense-Gas Releases; 6.1. Source Specification; 6.2. Source Area Region6.3. Stably-Stratified Region6.4. Passive Dispersion Region; 7. Passive Dispersion; 7.1. The Mechanics of Turbulent Dispersion; 7.2. Passive Dispersion from Elevated Releases; 7.3. Near-Ground Passive Dispersion; 7.4. Dispersion Averaging Times; 8. Complex Flow Considerations; 8.1. Building Wakes and Stack Downwash; 8.2. Gravity-Driven Flows and the Effects of Terrain; 8.3. Aerosol Rainout; 8.4. Fanning Plumes and Subsidence; 9. Hazard Evaluations; 9.1. Chemical Toxicity; 9.2. Flammability; 10. Computer Models; ReferencesA brief introduction to a complex topic, giving a description of the processes involved in an accidental or emergency release and the resulting downwind transport and dilution of gases, vapors, and aerosols.CCPS concept book.Atmospheric diffusionVaporsEnvironmental aspectsIndustrial accidentsHazardous substancesEnvironmental aspectsAtmospheric diffusion.VaporsEnvironmental aspects.Industrial accidents.Hazardous substancesEnvironmental aspects.628.53DeVaull G. E1345017MiAaPQMiAaPQMiAaPQBOOK9910877044503321Understanding atmospheric dispersion of accidental releases3070362UNINA