NFSD 2021

9.00 - 9.15          Opening

9.15 - 10.00          Keynote session

Wildfires in Scandinavia: current situation, expectations and needs.
Maria de Las Nieves Fernandes Anez, Western Norway University of Applied Sciences

10.00 - 11.00     Fire Dynamics 1
Session chair: Ragni F. Mikalsen 

A costly fire initiated by pterygota (fire flies)?
Torgrim Log¹  & Amalie Gunnarshaug^2 
1Western Norway University of Applied Sciences, Haugesund, Norway,  
²Q Rådgivning, Haugesund, Norway

Modelling breakdown of thermal insulation during small-scale jet fire exposure
Amalie Gunnarshaug¹, Trygve Skjold¹, Maria-Monika Metallinou², Torgrim Log^{2      
1}University of Bergen,  Bergen, Norway, 
²Western Norway University of Applied Sciences, Haugesund, Norway  

The effect of inert gas in fire suppression systems
Christian Lund Larsen¹, Anne S. Dederichs^2
1Sikkert Byggeri ApS, Slagelse, Denmark, 
²Technical University of Denmark (DTU), Lyngby, Denmark and RISE, Research Institutes of Sweden 

11.00 - 11.15     BREAK

11.15 - 12.15     Fire Dynamics 2
Session chair: Lars Schiøtt Sørensen

Demonstration  test of passive fire safety measures for upholstered furniture
Razieh Amiri, Anne Steen-Hansen
Norwegian University of Science and Technology (NTNU) Trondheim, Norway

Modelling of Weak Turbulence in Underventilated Fires – Revisiting low-Re Turbulence Models    
Bima A. Putra, Ivar S. Ertesvåg     
Norwegian University of Science and Technology (NTNU), Trondheim, Norway 

Smouldering fires - scalability, simulation and application
Ragni F. Mikalsen¹, Tian Li¹, Christoph Meraner¹, Nieves F. Anez², Bjarne C. Hagen², Cristina S. Meliá¹, Ole Holmvaag^{1,3    
1}RISE Research Institutes of Sweden, Trondheim, Norway, 
²Western Norway University of Applied Sciences, Haugesund, Norway 
³The Arctic University of Norway, Tromsø, Norway

12.15 - 13.15     LUNCH

13.15 - 14.35     Fire Dynamics 3 
Session chair: Agata Gallas-Hulin

Development of a coupled 1D heat-mass transfer solver for porous solid materials for FDS
Christian Riitamaa, Deepak Paudel, Simo Hostikka    
Aalto University School of Engineering, Finland

Effects of wallson flame height-Preliminary results
Sara Louise Einarsdottir, Nieves Fernandez Anez, Bjarne Christian Hagen    
Western Norway University of Applied Science, Bergen, Norway

Thermal analysis of a tunnel concrete slab exposed to hydrogen
Laura Vivanni,Luisa Giuliani
Technical University of Denmark (DTU), Lyngby, Denmark

Aging of smoke detectors
Ilpo Leino, Kari Telaranta
The Finnish National Rescue Association SPEK, Helsinki, Finland  

14.35 - 14.45     BREAK

14.45 - 15.25     Facades 
Session chair: Luisa Giuliani

Numerical modelling of reduced scale façade systems
Tanja Cernosa, Karlis Livkiss    
The Danish Institute of Fire and Security Technology (DBI), Copenhagen, Denmark

Use of EPS formwork blocks in 4-storey apartment buildings
Anne-Marit Haukø¹, Brynhild Garberg Olsø¹, Birgit Risholt¹, Svein Tore Larsen^2    
1SINTEF Community,Trondheim, Norway,
²Jackon AS, Fredrikstad, Norway

15.25 - 15.40     BREAK

15.40 - 16.20     Transport 
Session chair: Anne Steen Hansen

Advanced simulation of fire spread and heat release between modern vehicles in enclosed parking facilities using CFD
Daniel Gunge Johansen Christoffersen Eriksen, Pascall Qvistgaard Christensen, Frank Markert
Technical University of Denmark (DTU), Lyngby, Denmark

Experimental investigation on fire spread mechanisms between shipping containers
Konrad Wilkens, Asgrimur Eiriksson, Blanca Andres     
The Danish Institute of Fire and Security Technology (DBI), Hvidovre, Denmark

16.20- 16.30      THANK YOU FOR TODAY!

Today we have one parallel session.

9.10 - 9.20        Opening

9.20 - 10.00        Structual Fire Safety 1
Session chair: Simo Hostikka

High Temperature Experiments of Concrete Steel Bar Connections 
Wenqian Liu¹, Yongjiang Shen^1,2, Wenlei Pu^1,2, Frank Markert^{1       
1}Technical University of Denmark (DTU), Lyngby, Denmark
²CSU Changsha, China

Fire design of steel columns with restrained expansion (Structural fire safety) 
Luisa Giuliani, Inge-Mette Kjæmtrup    
Technical University of Denmark (DTU), Lyngby, Denmark

10.00 - 11.00     Risk or Structual Fire Safety 2 (parallel sessions) 

• Risk (Main session)
  Session chair: Henrik Bjelland

Learning from fires in Norway
Edvard Aamodt¹ Asbjørn Lein Aalberg², Anne Steen-Hansen^1,3 Siri Mariane Holen² , Christian Sesseng^{1    
1}RISE Research Institutes of Sweden, Trondheim, Norway,
²SINTEF Digital, Trondheim, Norway,
³Norwegian University of Science and Technology (NTNU), Trondheim, Norway

Prescribed burning of Heathland for WUI Fire Risk Reduction in Western Norway
Anna Marie Gjedrem^1,2, Maria Monika Metallinou¹, Lene Jørgensen¹ Christos Dimopoulos², Liv Guri Velle^3 
1Western Norway University of Applied Sciences, Haugesund, Norway,
²CERIDES-Excellence in Innovation and Technology, European University of Cyprus, Nicosia, Cyprus,
³Møreforsking, Ålesund, Norway

Spatial-temporal analysis of fire hazard distribution
Suzana Draganic, Mirjana Laban, Srdjan Popov, Olivera Bukvic
University of Novi Sad, Novi Sad, Serbia 

• Structual Fire Safety 2 (Break-out session) 
  Session chair: Björn Karlsson

Fire induced concrete spalling with a machine learning approach
Jacob Ericsson¹, Julien Duboc² , Eric Tonicello^{2     
1}Luleå University of Technology (LTU), Luleå, Sweden, 
²ISI -Ingénierie et Sécurité Incendie Sàrl Lausanne, Switzerland

Modeling and testing of large fire doors
Ilias Thanasoulas¹, Dan Lauridsen¹, Bjarne Husted¹, Luisa Giuliani^2
1Danish Institute of Fire and Security Technology (DBI), Hvidovre, Denmark,
²Technical University of Denmark (DTU), Lyngby, Denmark

Fire Safety Engineering assessment of building components
Lars Erik Sorthe, Lars Vædeled Roed, Annemarie Poulsen, Janne G. L. Fredriksen
The Danish Institute of Fire and Security Technology (DBI), Copenhagen, Denmark

11.00 - 11.15     BREAK

11.15 - 12.15     Timber 
Session chair: Bjarne Hagen

Charring of wooden I-joists in assemblies with combustible insulation    
Andreas Sæter Bøe¹, Katrin Nele Mäger², Kathinka Leikanger Friquin³, Alar Just^2 
1Norwegian University of Science and Technology (NTNU) Trondheim, Norway, 
²Tallinn University of Technology (TalTech) Tallinn, Estonia
³SINTEF Community Trondheim, Norway

Assessment of Flammability of Lanosol Doped Biochar/Wheat Gluten Composites
Rhoda Afriye Mensah¹, Lin Jiang¹, Qiang Xu¹, Michael Försth², Oisik Das^{2     
1}Nanjing University of Science and Technology, Nanjing, China
²Luleå University of Technology (LTU), Sweden 

Fire protection of old wooden towns in Norway
Martin Kristoffersen¹, Torgrim Log^{2   
1}COWI Trondheim, Norway,
²Western Norway University of Applied Sciences Haugesund, Norway

12.15 - 13.15     LUNCH

13.15 - 14.00     Keynote session 
Session chair: Margaret Mcnamee

Fire safety challenges of green buildings and attributes.
Brian Meacham, Meacham Associates

14.00 - 15.20     Evacuation and rescue 
Session chair: Bjarne P. Husted

Fire Probability Mapping for Prioritization of Fire Prevention Efforts
Naomi J. Crump¹,  Rasmus Jenle¹,  Hans Skov-Petersen², Christian Igel³,  Patrik K. Nyed²,  Stefan Oehmcke³, Vibeke Ø. Thomsen^{1      
1}Centre of Knowledge and Analysis, Danish Emergency Management Agency, Birkerød, Denmark
²Dept. of Geoscience and Natural Resource Management, University of Copenhagen, Denmark  
³Dept. of Computer Science, University of Copenhagen, Denmark

Evacuation of indoor playgrounds 
Maria Bernard Riise¹,  Anne S. Dederichs^2  
1MOE Denmark A/S, Fredericia, Denmark
²Technical University of Denmark (DTU) Lyngby, DK and RISE Research Institutes of Sweden

Cooperation between local fire brigades and external actors in fire prevention efforts
Astrid Finderup, Frederik Prytz-Grønfeldt & Vibeke Østergaard Thomsen    
Centre of Knowledge and Analysis, Danish Emergency Management Agency, Birkerød, Denmark

Development of Standardized Fuel for Smoke Exposure Testing of Protective Clothing
Karolina Storesund¹,Kira Piechnik², Ragni Fjellgaard Mikalsen¹, Anne Steen-Hansen^1,3,Edvard Aamodt^1
1RISE Research Institutes of Sweden, Trondheim, Norway,
²Otto-von-Guericke University, Magdeburg, Germany,
³Norwegian University of Science and Technology (NTNU), Trondheim, Norway

15.20 - 15.35     BREAK

15.35 - 16.35     Energy storage 
Session chair: Michael Försth

Energy storage, energy production and SMART technology in buildings
Cristina Sanfeliu Meliá¹, Reidar Stølen¹, Ragni F.Mikalsen¹, Edvard Aamodt¹, Anne Steen-Hansen^1,2, Tian Li^{1    
1}RISE Research Institutes of Sweden, Trondheim, Norway,  
²Norwegian University of Science and Technology NTNU, Trondheim, Norway

Fire Safety of Norwegian Buildings with Lithium Ion Batteries for stationary energy storage
Birgit Risholt, Brynhild Olsø     
SINTEF Community, Trondheim, Norway  

Retrofitting charging stations in an enclosed car park
Lucas Andersson¹, Brecht Debrouwere^2 
1Briab Brand & Riskingenjörerna AB, Göteborg, Sweden
²Briab Brand & Riskingenjörerna AB, Stockholm, Sweden 

16.35 - 16.45     THANK YOU AND CLOSING