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.

CONTENTS

FLOWS
Gas/liquid flow in a large riser: effect of upstream configurations
N K Omebere-Iyari, B J Azzopardi, The University of Nottingham, UK

LedaFlow 1D: Simulation results with multiphase gas/condensate and oil/gas field data
A Goldszal, J I Monsen, Total E&P NORGE AS, Norway; T J Danielson, K M Bansal, ConocoPhillips Company, USA; Z L Yang, S T Johansen, G Depay, SINTEF, Norway

Liquid accumulation in gas-condensate pipelines - an experimental study
M Langsholt, Institute for Energy Technology (IFE), Norway; H Holm, Norsk Hydro ASA, Norway

Design and development of the Ormen Lange flow assurance simulator
A Aarvik, Norsk Hydro ASA, Norway; I Olsen, Aker Kvaerner Engineering & Technology, Norway; K Vannes, FMC Technology, Norway; K Havre, Scandpower Petroleum Technology, Norway; E Krogh, Prediktor, Norway

On the prediction of the transition from stratified flow to roll waves and slug flow in horizontal pipes
U Kadri, R F Mudde, R V A Oliemans, Delft University of Technology, The Netherlands

Experiments on start-up of an oil-water core annular flow through a horizontal or nearly horizontal pipe
P Poesio, D Strazza, Università di Brescia, Italy

PUMPS
Investigation of the fluid dynamic and thermodynamic behaviour of multiphase screw pumps handling liquid/gas mixtures with very high gas volume fractions
K Räbiger, Leistritz AG, Germany and University of Glamorgan, UK; T M A Maksoud, J Ward, University of Glamorgan, UK; G Hausmann, University of Applied Sciences, Nuremberg, Germany

The next generation of progressive cavity multiphase pumps use a novel design concept for superior performance and wet gas compression
K Mirza, Seepex, Inc., USA

A new basic physical principle for twin-screw pumps in multiphase service
G Rohlfing, D Müller-Link, J U Brandt, Joh. Heinr. Bornemann GmbH, Germany

Comparison of the Biberg analytical depth-integrated two-phase stratified flow model with CFD simulations
K Holmås, D Biberg, Institute for Energy Technology (IFE), Norway

Hydrate transport in gas-dominant flows
E Duret, V Henriot, Institut Français du Pétrole, France; G Sanchez, M Rivero, CSIRO Petroleum Resources, Australia

SLUGS
Measurement and prediction of slug characteristics in three-phase flows
R I Issa, S Barbeau, C P Hale, U Odozi, G F Hewitt, S M Richardson, Imperial College London, UK; W L Wong, BP Exploration, UK

Slug generation and suppression in pipelines
P Andreussi, University of Pisa, Italy; A Vignali, E Dellarole, TEA Sistemi SpA, Italy; S Celestino, D Azzarone, ENI E&P, Italy

Tools for gas-condensate liquid management
G Flaten, B H Pettersen, Statoil ASA, Norway; P Borg, T Sira, K Jevanord, Institute for Energy Technology (IFE), Norway

Experimental investigation of two-phase flow behaviour at the top elbow of a hill configuration in a hilly-terrain pipeline
E Al-safran, Kuwait University, Kuwait; C Sarica, University of Tulsa, USA

Liquid hold-up in high pressure, low temperature, gas-condensate flow with low liquid loading including hydrate inhibitor
H Kvandal, H Holm, A Valle, Hydro ASA, Norway

Implementation of a slug control system for subsea wells in an integrated operation environment
G Skofteland, J-M Godhavn, T Kulset, Statoil ASA, Norway

PIV and gamma measurements of stratified unprocessed gas flow in a horizontal and near horizontal test pipe
S Vestøl, M Melaaen, Telemark University College and Tel-Tek, Norway

INTERACTIONS
Three-phase gas lift in the laboratory: air bubble injection into oil-water vertical pipe flow
M N Descamps, R V A Oliemans, R F Mudde, G Ooms, Delft University of Technology, The Netherlands

Oil line restart by gas injection under hydrate formation conditions
V Pauchard, S Decarre, G Mogenier, Institut Français du Pétrole, France; J L Peytavy, Total, France

METERING
Non-invasive and non-intrusive ultrasonic techniques with slug closure model for two-phase gas/liquid flowrate measurements
S Al-lababidi, M L Sanderson, Cranfield University, UK

Application of a wet gas meter to detect extremely low liquid volume fractions
P Andreussi, University of Pisa, Italy; P Ciandri, TEA Sistemi SpA, Italy; S Boschi, ENI E&P, Italy; G Tagliaferro, M Bava, STOGIT SpA, Italy

Gamma radiation methods for cost-effective multiphase flow metering
S Blaney, H Yeung, Cranfield University, UK

SOLIDS
Simulation of sand transport in a stratified gas-liquid two-phase pipeflow
Z L Yang, Y Ladam, H Laux, SINTEF, Norway; T Danielson, ConocoPhillips, USA; A Goldszal, TOTAL, Norway; A L Martins, PETROBRAS, Brazil

Gas hydrate slurry flow in a black oil. Prediction of gas hydrate particles agglomeration and linear presssure drop
V Pauchard, M Darbouret, T Palermo, Institut Français du Pétrole, France; J L Peytavy, TOTAL, France

FIELD APPLICATION
A coupled dynamic reservoir and pipeline model - development and initial experience
J Sagen, T Sira, A Ek, Institute for Energy Technology, Norway; S Selberg, M Chaib, H Eidsmoen, Scandpower Petroleum Technology, Norway

Analysis of two-phase fluid flow through fully eccentric horizontal annuli
C Omurlu Metin, M Evren Ozbayoglu, Middle East Technical University, Turkey

Use of analysis methods to achieve improved thermal performance of subsea equipment
M Weider, R Moe, M Stinessen, FMC Technologies, Norway

FIELD VALIDATION
Alba field three phase separator performance
M-A Abia-Biteo Belope, R B Thorpe, University of Surrey, UK, in collaboration with Marathon Oil EG Production

Dynamic sub-sea deep-water production system modelling: Resolving model conflicts and increasing execution speeds
J D Friedemann, H Gruehagen, Vetco Gray Scandinavia a.s., Norway; M Brostrøm, M Hammer, Kongsberg Maritime - Process Simulation, Norway; D Costa, D Larrey, V K Vu, Total, France

Understanding flow stability on the Na Kika deepwater flowline system
T J Lockett, G Chupin, D Vanstone, T S Ng, Scandpower Petroleum Technology Ltd, UK; F Saidi, M A Groseth, BP Gulf of Mexico, USA; D Mackay, BP EPTG, UK

BHR Group Company Profile
BHR Group Limited is an independent contract Research and Technology Organisation (RTO) and SME. We specialise in the fluid dynamics and mechanics, and fluid physical and chemical behaviour of industrial processes from the nano to macro scales. We provide our expertise through consultancy; research and testing services; physical and computational modelling; technology translation; specialist training, conferences and seminars; and product development and exploitation. These services are applied to solve problems for a wide range of industrial processes and sectors including chemicals, pharmaceutical, renewable and conventional energy sources, water and wastewater, and aerospace.

Our aim is to provide new innovative or optimised designs, analytical models and operating methodologies from which cost-effective and sustainable industrial processes can be developed. To do this we work closely with our customers to understand their business needs, and develop and implement practical technical and business solutions

Consultancy and training courses are available for all aspects of slurry transportation and handling including sand, hydrates, cuttings & drilling fluids and GTL catalysts.

For more information, visit BHR Group's web pages at www.bhrgroup.com