12th International Symposium on
Aerodynamics and Ventilation of Vehicle Tunnels
11 - 13 July 2006: Portoroz, Slovenia

Papers presented at this Conference, as outlined in the contents below, are available in a bound volume of proceedings from Mrs Marian Rolfe at BHR Group Limited. The next conference in this series will be in 2009, so please see our new website for details.


Air flow simulation and testing in the Kastelec Tunnel
J Modic, S Muhic, C Arkar, Faculty of Mechanical Engineering, Slovenia

Burning tests of fuel cell vehicles on a trailer for them in a full scale model tunnel
M Enokizono, Japan Construction Method and Machinery Research Institute, Japan; H Tanaka, Japan Institute of Constructions Engineering, Japan; K Maeda, Sohatsu System Laboratory Inc., Japan


A new method of concentrated smoke extraction in case of fire
K Pucher, Graz University of Technologies, Austria; R Pucher, Fachhochschule Technikum Wien, Austria

Study on sloping-wall transverse ventilation system of highway tunnels
L Maocheng, W Mengshu, L Weining,Beijing Jiaotong University, China

Analysis of the smoke plume behaviour downstream a fire in a longitudinally ventilated tunnel
G Michaux, O Vauquelin, Institut de Mécanique de Marseille, France

Characterisation of fire induced smoke stratification in a longitudinally ventilated tunnel
S Gailot, D Blay, J-P Vantelon, University of Poitiers, France; P Deberteix, RATP, France

Pressure loss caused by fire in a tunnel
R Dutrieue, E Jacques, Université Catholique de Louvain, Belgium

A study on the economical operation of longitudinal ventilation system of the road tunnel
S Yoon, GS E&C Inc., Korea; J Yoo, Shin Heung College, Korea; D Rie, University of Incheon, Korea; H Shin, Korea Institute of Construction Technology, Korea

Influence of the longitudinal ventilation on the heat release rate of a TGV engine fire
E Casalé, FluidAravis, France; E Cesmat, CSTB, France; J-P Vantelon, Laboratoire de Combustion et de Détonique, CNRS, France; M Legrand, Scetauroute, France; E Verbesselt, Lyon Turin Ferroviarire, France

Simulation of inlet and outlet condition modifications for performance improvement of an underground booster fan system
A J Basu, H Y Liang, D K Datta, M Yazici, M&I Air Systems Engineering, Canada

High temperature certification of large fans for emergency ventilation
A G Sheard, N M Jones, Fläkt Woods Ltd, UK


Effective use of deluge suppression systems in road tunnels and their impact on life safety and property protection
M Vasilovska, Parsons Brinckerhoff, Australia

Effects of water screen system in compartments
H Kuwana, H Kurioka, Kajima Technical Research Institute, Japan; R Amano, Y Izushi, Kajima Technology Development Department, Japan; T Tsuruda, T Suzuki, Y Ogawa, National Research Institute of Fire and Disaster, Japan

Feasibility and safety assessments of fixed fire-fighting systems for road tunnels
X Ponticq, B Brousse, CETU, France; P Carlotti, DRE PACA/SMO, France; X Guigas, A Weatherill, BG Consulting Engineers, Switzerland


Procedures for estimating tunnel emissions with PIARC 2004
J M Edenbaum, Parsons Brinckerhoff Quade and Douglas Inc, USA

Longitudinal diffusion by passing vehicles in road tunnels - correlation equation on longitudinal diffusion coefficient
H Ohashi, Kogakuin University, Japan; T Yamada, Japan Society of Mechanical Engineers, Japan; K Komatsu, Institute Research & Development Co. Ltd, Japan

Heating in long road tunnels
W D Kennedy, Parsons Brinckerhoff International, Inc., USA; N A Harvey, Parsons Brinckerhoff Quade and Douglas, Inc., USA

Investigation of one of the most important aerodynamic coefficients, wall friction, in long highway and urban road tunnels in Korea
C W Lee, K B Lee, Dong-A University, Korea


Friction pressure variation along a streamlined train in a tunnel
M Sima, Bombardier Transportation, Sweden

1D models for thermal and air quality prediction in underground traffic systems
P Sahlin, L Eriksson, P Grozman, H Johnsson, L Alenius, Equa Simulation AB, Sweden

Treatment of wall insulation in the SES fire model
N Shahcheraghi, D McKinney, S Hoffman, Earth Tech Inc., USA

Practical evaluation of convective heat exchanges between deep tunnels and the surrounding ground
J Brown, A Vardy, University of Dundee, UK


The ventilation of Gran San Bernardo International Tunnel - performance results of the intermediate system
R Arditi, M Fresta, SINA, Italy; L Darbellay, Tunnel, Italy; C Real, SITRASB, Italy

Flow reversal in road tunnels
A Rudolf, O Gloth, ILF Consulting Engineers Switzerland AG, Switzerland

Features of tunnel ventilation systems design in hot climate
I Maevski, Jacobs Civil, USA


Full-scale flow measurements in a tunnel airshaft
A Vardy, University of Dundee, UK; B Hagenah, HBI Haerter AG, Switzerland

Aerodynamic performance of airshafts and slit & slit-cover hoods for railway tunnels using moving model tests
D H Kim, Korea Railroad Research Institute, Korea

Effectiveness of pressure relief shafts - full scale assessment
B Hagenah, P Reinke, HBI Haerter AG, Switzerland; A Vardy, University of Dundee, UK


Temperature monitoring of New York subway stations and trains
M Tabarra, Y Guan, DMJM Harris + Arup Joint Venture, USA

Cooling of underground railways
D C Eckford, C W Pope, Mott MacDonald, UK

Development and application of a code predicting the temperature changes in a railway tunnel
T Beji, O Vauquelin, G Lepalec, Mediterranean University, France

A new air conditioning and ventilation scheduling method for subway energy saving utilizing the wind driven by trains
T Ono, Transportation Bureau of Kobe City, Japan; K Iwai, Pacific Consultants Co. Ltd, Japan; K Maeda, Sohatsu Systems Laboratory Inc., Japan

The results of ventilation tests during practical use of the Severomujsky Railway Tunnel
S G Gendler, St. Petersburg State Mining Institute, Russia; V A Sokolov, Open Joint-Stock Company "Lenmetrotrans", Russia

Thermal strain on metro trains
M Gilbey, S Drake, A Lightfoot, Parsons Brinckerhoff Limited, UK; T P O'Dwyer, Parsons Brinckerhoff Quade and Douglas, USA

Influence of the natural ventilation on the transverse ventilation conditions
E Casalé, FluidAravis, France; J Doucet, E Marlier, S Forcet, D
Giuliani, GEIE Tunnel du Mont Blanc, France; G Giovanneli, Agefluid, France; L Samama, Scetauroute, Italy


On the problem of particle emissions and the estimation of visibility in road tunnels
P Sturm, G Pretterhofer, M Bacher, Graz University of Technology, Austria

Comparison of pollutant levels calculated using PIARC 2004 methods to actual roadside and 'in-car' measurements
M Reedman, T Gilroy, Parsons Brinckerhoff, Australia

Development of integrated-type visibility meter for road tunnels
Y Tsuji, A Mizuno, Kogakuin University, Japan; T Nisiyama, Panasonic System Solutions Facilities Co. Ltd, Japan; K Goto, Neoark Corporation, Japan


Modernising and upgrading the ventilation system at the Mersey Tunnels
P W Arch, J R Gillard, Mersey Tunnels, UK


Air filtration system in an urban tunnel
V Ferro, Polytechnic of Turin, Italy; H Aigner, Aigner Tunnel Technology GmbH, Austria; C Barbetta, Fläkt Woods SpA, Italy

Aerodynamic shortcut of tunnelportals
J W Huijben, Rijkswaterstaat, The Netherlands

A numerical evaluation of the effect of portal exhaustion system
K Ishida, A Iida, A Mizuno, Kogakuin University, Japan


Integrated ventilation system design of the Second Avenue Subway
M Tabarra, J Alston, R Potter, D Abi-Zadeh, DMJM Harris + Arup JV, USA

Field tests on the pressure transients in train-tunnel interfaces on the Korean railway
D H Kim, H-B Kwon, Korea Railroad Research Institute, Korea

West Coast Main Line upgrade: railway tunnel pressure relief in practice
J Temple, AEA Technology Rail, UK

Development of an exhaust fume collection system for an existing railway overbuild tunnel
F Kriksic, D A Phillips, Rowan Williams Davies & Irwin Inc. (RWDI), Canada; G P Thompson, Motioneering Inc., Canada; J J Grella, National Railroad Passenger Corporation (AMTRAK), USA


Ventilation of emergency station in the Koralmtunnel
A Bassler, R Bopp, O Scherer, Gruner Ltd Basel, Switzerland; G Harer, M Burghart, J Koinig, OEBB Infrastruktur Bau AG, Austria

Optimal fire ventilation at congested traffic
M Ilg, R Brandt, A Di Miele, HBI Haerter Ltd Consulting Engineers, Switzerland

Fire development, smoke control and evacuation options in case of a mid-train tunnel fire
P C Miclea, D McKinney, Earth Tech Inc., USA


"Bend it like a Banana"
K C Witt, J Schütze, Witt&Sohn AG, Germany

Starting-up-time and -method of fans for emergency tunnel ventilation systems
F van Vemden, Zitron Nederland B.V., The Netherlands


On the design and control of complex tunnel ventilation systems applying the HIL tunnel simulator
I R Riess, P Altenburger, HBI Haerter Ltd Consulting Engineers, Switzerland; P Sahlin, Equa Simulation AB, Sweden

Full-scale test for verication to put MPVC into practical use for tunnels with the concentrated exhaust system at portal
H Tokieda, E Mori, Central Nippon Expressway Company Ltd, Japan; S Yamada, East Nippon Expressway Company Ltd, Japan; A E Vardy, University of Dundee, UK; A Mitani, Sohatsu System Laboratory Inc., Japan; M Yokota, TOEN Co. Ltd, Japan

Analysis of dynamic characteristics of a selective exhaustion system in tunnel ventilation
H Yanagi, Echoplan Co. Ltd, Japan; H Tomura, Central Nippon Expressway Company Limited, Japan; A Mizuno, Kogakuin University, Japan

Preventing urban tunnel fires becoming disasters - emergency operations and ventilation management
H Yae, A Mizuno, Kogakuin University, Japan


Pressure changes generated inside and outside a tunnel with a shaft in high-speed railway
S Saito, T Miyachi, T Fukuda, H Takami, M Iida, H Kajiyama, Railway Technical Research Institute, Japan

Propagation of compression wave in a long slab-tracked tunnel and ballast-tracked tunnel
T Fukuda, T Miyachi, M Iida, Railway Technical Research Institute, Japan; S Ozawa, Tokyo University of Technology, Japan

A parametric study into the factors affecting the development and alleviation of micro-pressure waves in railway tunnels
J N'Kaoua, C W Pope, D A Henson, Mott MacDonald Ltd, UK

The reduction of micro pressure waves by baffles
H Sockel, P Pesava, Vienna University of Technology, Austria


Increasing the train speed on the new "Westbahn" Line - aerodynamic loads in tunnels
G Novak, J Koinig, ÖBB-Infrastruktur Bau AG, Austria; R Bopp, Gruner Ltd, Switzerland

Development of Fulton Street Transit Center in Lower Manhattan
D Abi-Zadeh, N Mawjee, Arup, UK; U Durg, MTA - Capital Construction USA

Smoke control system for the underground stations of the New York City's number 7 subway line extension project
S J Patel, Parsons Brinckerhoff Quade & Douglas, USA


Realistic aspirations for 21st century tunnels - safety, comfort and energy efficiency
Sir Alan Muir Wood


Initial assessment of the implication on ventilation system of transporting hydrogen cars through existing road tunnels
Y Wu, University of Sheffield, UK

Improving training of staff at the Mersey Tunnels in the use of the tunnels ventilation system
P W Arch, J R Gillard, P A Bishop, Mersey Tunnels, UK


About BHR Group
BHR Group is an independent Contract Research and Technology organisation. Our services to industry are based around our core skills in Fluid Engineering and include contract research and development, consultancy, software design and development, product development, conferences, seminars and specialist training.

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