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Keywords: pipeline
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Proceedings Papers

Publisher: BHR Group
Paper presented at the BHR 19th International Conference on Multiphase Production Technology, June 5–7, 2019
Paper Number: BHR-2019-049
... ABSTRACT It is known that for low liquid loading flows there is a critical velocity, below which liquid loading occurs. Pipelines are designed and operated to avoid liquid loading conditions, considering the constraints of these conditions. However, the characteristics of low liquid loading...
Proceedings Papers

Publisher: BHR Group
Paper presented at the BHR 19th International Conference on Multiphase Production Technology, June 5–7, 2019
Paper Number: BHR-2019-077
... a number of custom tools that fully integrate with in- house and commercial flow simulators through these APIs. Demonstrated here, EMURC s proprietary Sand Transport Model has been used to manage decisions for pipelines, completions, and facilities. In addition to highlighting successes, we also share our...
Proceedings Papers

Publisher: BHR Group
Paper presented at the BHR 19th International Conference on Multiphase Production Technology, June 5–7, 2019
Paper Number: BHR-2019-119
... units are designed to be in-line pipeline structures. The benefits of the technology are to significantly increase the range of subsea tie-backs to existing facilities and increase the recoverable reserves within a gas reservoir. PDG technology is based on two main proven technology concepts (1...
Proceedings Papers

Publisher: BHR Group
Paper presented at the BHR 19th International Conference on Multiphase Production Technology, June 5–7, 2019
Paper Number: BHR-2019-201
... pipeline capillary wall slug flow kinetic model bhr group mpt2019 concentration interface efficiency upstream oil & gas gas hydrate formation particle water droplet crystallization closure parameter supersaturation flow assurance hydrate formation mass transfer...
Proceedings Papers

Publisher: BHR Group
Paper presented at the BHR 19th International Conference on Multiphase Production Technology, June 5–7, 2019
Paper Number: BHR-2019-345
... ABSTRACT The Gannet oil export pipeline is operating at relatively low flow rates. At these low flow rates, there is potential to have a flow regime with laminar flow instead of with turbulent flow. Therefore, the viscosity, or rather the rheological properties, of this oil are essential...
Proceedings Papers

Publisher: BHR Group
Paper presented at the BHR 19th International Conference on Multiphase Production Technology, June 5–7, 2019
Paper Number: BHR-2019-409
... fluids contain very little condensate and the pipeline flow is typically low liquid loading conditions at high water fractions. Extensive studies have been carried out during the last 5 years by the Equinor Tanzania Gas Development Project to verify multiphase flow models for our flow conditions...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 18th International Conference on Multiphase Production Technology, June 7–9, 2017
Paper Number: BHR-2017-023
...A study of wax deposition in pipeline using thermal hydraulic model Y Zhao, D Limb Petrofac Engineering & Production Service, West, UK X Zhu China University of Petroleum, Beijing, China ABSTRACT Wax deposition issue has become one of the primary Flow Assurance challenges for production...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 18th International Conference on Multiphase Production Technology, June 7–9, 2017
Paper Number: BHR-2017-209
...Assessment and sensitivity analysis of multiphase flow pipeline models against experimental and field data P Dhoorjaty, D Erickson, R Kowta, M Mai, P Parthasarathy Wood Group, USA ABSTRACT Transient multiphase pipeline simulators are seeing increasing application for live computation of oil and gas...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 18th International Conference on Multiphase Production Technology, June 7–9, 2017
Paper Number: BHR-2017-225
... complex reservoir lf 2 mass flow rate relative error upstream oil & gas production monitoring production logging condensate reservoir operation pipeline prediction field data flow rate pipeline pl1 bhr group 18 pipeline pl3 reservoir surveillance international conference...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 18th International Conference on Multiphase Production Technology, June 7–9, 2017
Paper Number: BHR-2017-243
... Field Centre (ÅFC). The field centre consists of an FPSO, Åsgard A (ÅSGA), for oil processing and a semi, Åsgard B (ÅSGB), with gas processing facilities, and a storage ship for condensate, Åsgard C. Midgard is developed with three subsea templates and tied back through two 20 pipelines to ÅFC located...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 18th International Conference on Multiphase Production Technology, June 7–9, 2017
Paper Number: BHR-2017-363
...Minimum sand transportation conditions in multiphase pipelines: an assessment exercise Z Zhou, L Lao Oil and Gas Engineering Centre, Cranfield University, UK NOMENCLATURE d particle diameter m f fanning friction factor - g gravitational acceleration m·s-2 qs volumetric flow rate per bed width m3·s...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 18th International Conference on Multiphase Production Technology, June 7–9, 2017
Paper Number: BHR-2017-395
...Prolonged gas-condensate pipeline operation below minimum turndown rate E Zakarian, J Morgan Woodside Energy Ltd, Australia 1 ABSTRACT Large liquid volumes build up in gas-condensate pipelines when operated at low flow rates, so limited time is available before production needs to be restored...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 18th International Conference on Multiphase Production Technology, June 7–9, 2017
Paper Number: BHR-2017-439
... shore. The reservoir fluids contain very little condensate and the pipeline flow is typically low liquid loading conditions at high water fractions. The key focus of the work presented at the previous BHR conference in 2015 was related to liquid accumulation. However, this work also revealed...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 18th International Conference on Multiphase Production Technology, June 7–9, 2017
Paper Number: BHR-2017-501
... ABSTRACT In this study we investigate the development of a speed controlled pig in a low pressure pipeline. This is known to be a challenge due to the compressibility of the gas which can induce velocity surges of the pig. In order to reduce these velocity surges, a speed controlled pig...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 18th International Conference on Multiphase Production Technology, June 7–9, 2017
Paper Number: BHR-2017-551
... ABSTRACT The Prelude Floating Liquefied Natural Gas (FLNG) project is due for first gas in 2017 and other projects are in the pipeline to take up the FLNG concept. These indicate that FLNG is now seen as a viable solution to access remote gas resources, of varying size, avoiding...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 17th International Conference on Multiphase Production Technology, June 10–12, 2015
Paper Number: BHR-2015-B1
.... The current study also investigates the distribution of the pseudo-slug frequencies along the pipe as well as their translational velocities as functions of inclination angle and superficial gas velocity. Introduction For an inclined pipeline, liquid accumulation takes place when the amount of momentum...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 17th International Conference on Multiphase Production Technology, June 10–12, 2015
Paper Number: BHR-2015-E1
... Abstract An experimental study on air-water surge waves is conducted in the multiphase flow laboratory at NTNU. A special configuration of a 57 meter long test pipeline of 60 mm I.D. was prepared with 3 pipes and two bends. The waves were generated in a dip in the pipe close to the inlet after...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 17th International Conference on Multiphase Production Technology, June 10–12, 2015
Paper Number: BHR-2015-G1
... Abstract The deep water gas development offshore Tanzania in East Africa is characterized by water depth of up to 2600 meters combined with a seabed consisting of deep, large scale canyons and steep inclinations towards the shore. The reservoir fluids are very dry and the pipeline flow...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 17th International Conference on Multiphase Production Technology, June 10–12, 2015
Paper Number: BHR-2015-G4
... 2014.1 HD overpredicted the time needed to remove the liquid. Introduction Multiphase flow simulations of gas-condensate pipeline transport are a challenging task. Important properties are the pressure drop for high rates and liquid accumulation at low rates; factors contributing to determining...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 17th International Conference on Multiphase Production Technology, June 10–12, 2015
Paper Number: BHR-2015-H3
... Abstract Subsea pipeline leakage can result in significant operational downtime and lead to severe environmental damage, along with considerable economic loss. This paper studies the flow behaviours and the potential of hydrate formation risks due to pipeline leakage in subsea natural gas (NG...

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