Numerical calculations and simulations

CFD simulation of smoke propagation in emergency station of a train tunnel
CFD simulation of smoke propagation in emergency station of a train tunnel

Leitet Herunterladen der Datei ein Computational fluid dynamics
Leitet Herunterladen der Datei ein Reference list

CFD is a numerical method to calculate flows in systems of arbitrary geometry (Computational Fluid Dynamics). The entire flow field is divided into small elements. The velocities and scalar quantities such as temperature or smoke concentration are calculated in each element.


Reference projects

Computation of the temperature gradient for the Gotthard-Basistunnel
Computation of the temperature gradient for the Gotthard-Basistunnel
3D view of the station in Bijlmer
3D view of the station in Bijlmer

Bijlmer Station, Amsterdam

Leitet Herunterladen der Datei ein Aerodynamic loads

Site ventilation through airducts in the Lötschberg-Base tunnel
Site ventilation through airducts in the Lötschberg-Base tunnel
View through main train station Stuttgart 21
View through main train station Stuttgart 21
View through main train station Stuttgart 21
View through main train station Stuttgart 21

Stuttgart 21, Filder station

Leitet Herunterladen der Datei ein Ventilation and escape route concepts

Overview of the Young Dong train tunnel project
Overview of the Young Dong train tunnel project

Young Dong railway tunnel

Leitet Herunterladen der Datei ein Ventilation and risk control

Temperature gradient in the tunnel when a train is burning
Temperature gradient in the tunnel when a train is burning

Young Dong railway tunnel

Leitet Herunterladen der Datei ein Verification of smoke control

Graph from the results of a climate simulation
Graph from the results of a climate simulation

Gotthard and Lötschberg base tunnel

Leitet Herunterladen der Datei ein Climate simulations

Maintenance at the portal of the Gotthard-Base tunnel
Maintenance at the portal of the Gotthard-Base tunnel

Gotthard base tunnel

Leitet Herunterladen der Datei ein Climate during maintenance

Two-part moving gate in the train tunnel Lötschberg-Basislinie
Two-part moving gate in the train tunnel Lötschberg-Basislinie
Visualisation of smoke and heat distribution at the front of a train (CFD-simulation)
Visualisation of smoke and heat distribution at the front of a train (CFD-simulation)

Tunnel Groene Hart, Dordtsche Kil and Rotterdam Noordrand

Leitet Herunterladen der Datei ein Efficiency of the emergency ventilation

Underground railway station Marienplatz: fire simulation with CFD to determine the visibility
Underground railway station Marienplatz: fire simulation with CFD to determine the visibility

Metro station Marienplatz, Munich

Leitet Herunterladen der Datei ein Safety and ventilation concept

Cross section of the station Mobilitätsdrehscheibe Augsburg
Cross section of the station Mobilitätsdrehscheibe Augsburg

Augsburg mobility hub

Leitet Herunterladen der Datei ein Safety and ventilation concept

TRANSRAPID hover train at the airport Munich
TRANSRAPID hover train at the airport Munich
Southern portal of the Guadarrama tunnel
Southern portal of the Guadarrama tunnel

Guadarrama tunnel, high-speed railway

Leitet Herunterladen der Datei einAerodynamics, climate and equipment

Concrete pouring on the tunnel floor with site ventilation in the Gotthard-Base tunnel
Concrete pouring on the tunnel floor with site ventilation in the Gotthard-Base tunnel
CFD-study on natural smoke extraction in the HSL-Zuid tunnel
CFD-study on natural smoke extraction in the HSL-Zuid tunnel
Train in train tunnel Engelberg
Train in train tunnel Engelberg

Engelberg railway tunnel

Leitet Herunterladen der Datei ein Smoke extraction and smoke control

Results of the CO concentration during a fire via CFD
Results of the CO concentration during a fire via CFD
Model of the lamella roof in Oberkirch-Lautenbach for CFD-simulation
Model of the lamella roof in Oberkirch-Lautenbach for CFD-simulation

Oberkirch-Lautenbach noise protection gallery

Leitet Herunterladen der Datei ein Expert opinion on open ceiling ventilation

Graph from the simulation of pollutant immissions
Graph from the simulation of pollutant immissions
Surrounding area of the planned south portal of the tunnel Freising
Surrounding area of the planned south portal of the tunnel Freising
Assembly inspection of an axial fan in the M5East tunnel
Assembly inspection of an axial fan in the M5East tunnel

M5East Tunnel Sydney

Leitet Herunterladen der Datei ein Exhaust air filter

Fire test in the southern tube of the tunnel Schwarzer Berg
Fire test in the southern tube of the tunnel Schwarzer Berg