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Ventilation system fire safety in the Xchange building

Blond Hernandez, Juan Jose LU (2011) In TVIT-5026 ABK920 20111
Division of Building Services
Abstract
The majority of the deaths when a fire takes place are due to the smoke. The fire gases can easily spread through the ventilation system if it is not properly designed and some safety measures are taken.

The current legislation suggest as solution to install independent ventilation systems or smoke barriers. However, the new Swedish legislation will offer new possibilities base on smoke dilution. While the smoke dilution is within a range of values the systems are safe and new design possibilities appear.

From this point of view, the ventilation system of the project Xchange from the company Skanska has been studied along this thesis. Both the risks from the possible smoke spread through the ventilation system and the... (More)
The majority of the deaths when a fire takes place are due to the smoke. The fire gases can easily spread through the ventilation system if it is not properly designed and some safety measures are taken.

The current legislation suggest as solution to install independent ventilation systems or smoke barriers. However, the new Swedish legislation will offer new possibilities base on smoke dilution. While the smoke dilution is within a range of values the systems are safe and new design possibilities appear.

From this point of view, the ventilation system of the project Xchange from the company Skanska has been studied along this thesis. Both the risks from the possible smoke spread through the ventilation system and the opportunities it provides to extract the smoke are considered.

With the help of PFS, Program Flow System, different ventilation systems are tested in order to find a safe configuration that fulfills all the requirements set by the new legislation. The layouts are simulated under different fire conditions characteristics such as temperature, flow and position inside the building.

Before performing the simulations, the Xchange project is described and the present
legislation and the fire smoke spread basics are studied. Also the implementation of the
model in PFS is explained.

The results obtained from the simulations allow discussing the strong and weak points
of each layout in order to decide what layout should be built. (Less)
Please use this url to cite or link to this publication:
author
Blond Hernandez, Juan Jose LU
supervisor
organization
course
ABK920 20111
year
type
H3 - Professional qualifications (4 Years - )
subject
publication/series
TVIT-5026
language
English
id
3161502
date added to LUP
2012-11-01 09:53:43
date last changed
2015-07-01 15:04:30
@misc{3161502,
  abstract     = {{The majority of the deaths when a fire takes place are due to the smoke. The fire gases can easily spread through the ventilation system if it is not properly designed and some safety measures are taken. 
 
The current legislation suggest as solution to install independent ventilation systems or smoke barriers. However, the new Swedish legislation will offer new possibilities base on smoke dilution. While the smoke dilution is within a range of values the systems are safe and new design possibilities appear. 
 
From this point of view, the ventilation system of the project Xchange from the company Skanska has been studied along this thesis. Both the risks from the possible smoke spread through the ventilation system and the opportunities it provides to extract the smoke are considered. 
 
With the help of PFS, Program Flow System, different ventilation systems are tested in order to find a safe configuration that fulfills all the requirements set by the new legislation. The layouts are simulated under different fire conditions characteristics such as temperature, flow and position inside the building. 
 
Before performing the simulations, the Xchange project is described and the present 
legislation and the fire smoke spread basics are studied. Also the implementation of the 
model in PFS is explained. 
 
The results obtained from the simulations allow discussing the strong and weak points 
of each layout in order to decide what layout should be built.}},
  author       = {{Blond Hernandez, Juan Jose}},
  language     = {{eng}},
  note         = {{Student Paper}},
  series       = {{TVIT-5026}},
  title        = {{Ventilation system fire safety in the Xchange building}},
  year         = {{2011}},
}