Displacement ventilation /

The aim of this Guidebook is to give the state-of-the art knowledge of the displacement ventilation technology, and to simplify and improve the practical design procedure. The Guidebook discusses methods of total volume ventilation by mixing ventilation and displacement ventilation and it gives insi...

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Detalles Bibliográficos
Clasificación:Libro Electrónico
Otros Autores: Kosonen, Risto (Editor )
Formato: Electrónico eBook
Idioma:Inglés
Publicado: Brussels, Belgium : REHVA, 2017.
Colección:REHVA guidebook ; no. 23.
Temas:
Displacement ventilation.
Displacement ventilation
Acceso en línea:Texto completo
Tabla de Contenidos:
  • 1. Displacement Ventilation in a Nutshell. 2. Terminology, Symbols and Units. 2.1 Terms and Definitions
  • 2.2 Symbols 3. Room Air Distribution. 3.1 Need for Ventilation
  • 3.2 Ventilation and Room Air Distribution Principles
  • 3.3 Displacement Ventilation and Thermal Comfort
  • 3.4 Displacement Ventilation and Air Quality 4. Performance of Displacement Ventilation. 4.1 Displacement Ventilation Method
  • 4.2 Air Flow Pattern
  • 4.3 Temperature Distribution
  • 4.4 Convection Flows - The Engines of Displacement Ventilation
  • 4.5 Contamination Distribution
  • 4.6 Ventilation Effectiveness 5. Calculation of Supply Airflow Rate. 5.1 Temperature Based Design Methods
  • 5.2 Calculation of Vertical Room Air Temperature Distribution
  • 5.3 Vertical Position of the Heat Source
  • 5.4 Calculation Examples When Using Temperature Based Design Models 6. Air Diffusers for Displacement Ventilation. 6.1 Commonly Used Diffusers
  • 6.2 Radial Air Flow or Plane Air Flow from Low-Velocity Diffusers
  • 6.3 Air Flow from Low-Velocity Diffusers
  • 6.4 Air Distribution from a Low-Velocity Diffuser Giving a Radial Flow in the Occupied Zone
  • 6.5 Air Distribution from Wall-Mounted Diffusers Giving Plane Flow in the Occupied Zone
  • 6.6 Air Distribution from Floor-Mounted Diffusers 7. Design of Displacement Ventilation. 7.1 Design Criteria
  • 7.2 Design of Air Distribution
  • 7.3 Integration with Separate Heating and Cooling Systems
  • 7.4 Control of Indoor Conditions 8. Case Studies. 8.1 Air Distribution with Four Typical Air Supply Methods in a Classroom
  • 8.2 Comparison of Calculated and Measured Vertical Temperature Gradients for Displacement Air Distribution
  • 8.3 Field Measurements for a Multipurpose Arena 9. Research Findings. 9.1 A CFD Benchmark Test for Manikins in Displacement Flow
  • 9.2 Full-Scale Tests and CFD-Simulations of Indoor Climate Conditions
  • 9.3 Test on the Performance of Displacement Ventilation-Proper Simulation of Occupants
  • 9.4 Airborne Cross Infection Risk in a Room with Displacement Ventilation
  • 9.5 Displacement Ventilation Design Based on Occupants' Response
  • 9.6 Convective Boundary Layer around Human Body

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