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Dive into the research topics where Peder Aursand is active.

Publication


Featured researches published by Peder Aursand.


International Journal of Materials Engineering Innovation | 2013

Splitting methods for relaxation two-phase flow models

Halvor Lund; Peder Aursand

A model for two-phase pipeline flow is presented, with evaporation and condensation modelled using a relaxation source term based on statistical rate theory. The model is solved numerically using a Godunov splitting scheme, making it possible to solve the hyperbolic fluid-mechanic equation system and the relaxation term separately. The hyperbolic equation system is solved using the multi-stage (MUSTA) finite volume scheme. The stiff relaxation term is solved using two approaches: one based on the Backward Euler method, and one using a time-asymptotic scheme. The results from these two methods are presented and compared for a CO2 pipeline depressurisation case.


International Journal of Greenhouse Gas Control | 2013

Pipeline transport of CO2 mixtures: Models for transient simulation

Peder Aursand; Morten Hammer; Svend Tollak Munkejord; Øivind Wilhelmsen


Industrial & Engineering Chemistry Research | 2017

Thermodynamic Modeling with Equations of State: Present Challenges with Established Methods

Øivind Wilhelmsen; Ailo Aasen; Geir Skaugen; Peder Aursand; Anders Austegard; Eskil Aursand; Magnus Aashammer Gjennestad; Halvor Lund; Gaute Linga; Morten Hammer


Energy Procedia | 2013

CO2 Pipeline Integrity: A Coupled Fluid-structure Model Using a Reference Equation of State for CO2

Eskil Aursand; Peder Aursand; T. Berstad; Cato Dørum; Morten Hammer; Svend Tollak Munkejord; H.O. Nordhagen


Energy Procedia | 2012

Two-Phase Flow of CO2 with Phase Transfer

Halvor Lund; Peder Aursand


International Journal of Greenhouse Gas Control | 2017

Well integrity for CO2 injection from ships: Simulation of the effect of flow and material parameters on thermal stresses

Peder Aursand; Morten Hammer; Alexandre Lavrov; Halvor Lund; Svend Tollak Munkejord; Malin Torsæter


Energy Procedia | 2013

Heat Transfer Characteristics of a Pipeline for CO2 Transport with Water as Surrounding Substance

Michael Drescher; Øivind Wilhelmsen; Peder Aursand; Eskil Aursand; Gelein de Koeijer; Rudolf Held


Fluid Phase Equilibria | 2017

The spinodal of single- and multi-component fluids and its role in the development of modern equations of state

Peder Aursand; Magnus Aashammer Gjennestad; Eskil Aursand; Morten Hammer; Øivind Wilhelmsen


International Journal of Greenhouse Gas Control | 2016

The influence of CO2 mixture composition and equations of state on simulations of transient pipeline decompression

Eskil Aursand; Peder Aursand; Morten Hammer; Halvor Lund


Archive | 2010

Numerical Resolution of CO2Transport Dynamics

Alexandre Morin; Peder Aursand; Tore Flåtten; Svend Tollak Munkejord

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