Thomas Ramstad
Thomas Ramstad
Principal researcher at Equinor
Adresse e-mail validée de equinor.com
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Relative permeability calculations from two-phase flow simulations directly on digital images of porous rocks
T Ramstad, N Idowu, C Nardi, PE Øren
Transport in Porous Media 94 (2), 487-504, 2012
1822012
Simulation of two-phase flow in reservoir rocks using a lattice Boltzmann method
T Ramstad, PE Øren, S Bakke
Spe Journal 15 (04), 917-927, 2010
1542010
Steady-state two-phase flow in porous media: statistics and transport properties
KT Tallakstad, HA Knudsen, T Ramstad, G Løvoll, KJ Måløy, R Toussaint, ...
Physical review letters 102 (7), 074502, 2009
1372009
Steady-state, simultaneous two-phase flow in porous media: An experimental study
KT Tallakstad, G Løvoll, HA Knudsen, T Ramstad, EG Flekkøy, KJ Måløy
Physical Review E 80 (3), 036308, 2009
942009
Cluster evolution in steady-state two-phase flow in porous media
T Ramstad, A Hansen
Physical review E 73 (2), 026306, 2006
432006
Roughness of brittle fractures as a correlated percolation problem
JØH Bakke, J Bjelland, T Ramstad, T Stranden, A Hansen, J Schmittbuhl
Physica Scripta 2003 (T106), 65, 2003
182003
Accelerated computation of relative permeability by coupled morphological and direct multiphase flow simulation
YD Wang, T Chung, RT Armstrong, J McClure, T Ramstad, P Mostaghimi
Journal of Computational Physics 401, 108966, 2020
172020
Flux-dependent percolation transition in immiscible two-phase flows in porous media
T Ramstad, A Hansen, PE Øren
Physical Review E 79 (3), 036310, 2009
142009
Pore-scale simulations of single-and two-phase flow in porous media: approaches and applications
T Ramstad, CF Berg, K Thompson
Transport in Porous Media 130 (1), 77-104, 2019
132019
Towards a thermodynamics of immiscible two-phase steady-state flow in porous media
A Hansen, T Ramstad
Computational Geosciences 13 (2), 227-234, 2009
132009
Self-affinity in the gradient percolation problem
A Hansen, GG Batrouni, T Ramstad, J Schmittbuhl
Physical Review E 75 (3), 030102, 2007
112007
Correlation length exponent in the three-dimensional fuse network
T Ramstad, JØH Bakke, J Bjelland, T Stranden, A Hansen
Physical Review E 70 (3), 036123, 2004
102004
Roughness exponent measurements for the central force model
JØH Bakke, T Ramstad, A Hansen
Physical Review B 76 (5), 054110, 2007
72007
Pore scale numerical analysis for geological sequestration of CO2
T Ramstad, H Rueslåtten
Technical report, 1-63, 2013
62013
Anomalous diffusion on clusters in steady-state two-phase flow in porous media in two dimensions
G Tørå, T Ramstad, A Hansen
EPL (Europhysics Letters) 87 (5), 54002, 2009
62009
Modeling Geometric State for Fluids in Porous Media: Evolution of the Euler Characteristic
JE McClure, T Ramstad, Z Li, RT Armstrong, S Berg
Transport in Porous Media 133, 229-250, 2020
42020
Capillary-driven instability of immiscible fluid interfaces flowing in parallel in porous media
T Ramstad, A Hansen
Physical Review E 78 (3), 035302, 2008
42008
The LBPM software package for simulating multiphase flow on digital images of porous rocks
JE McClure, Z Li, M Berrill, T Ramstad
Computational Geosciences 25 (3), 871-895, 2021
22021
Effects of wettability and interfacial tension on the distribution of residual oil on the pore scale after waterflooding
T Ramstad, T Varslot, R Meland, OJ Arntzen
International Symposium of the Society of Core Analysis. Avignon, France, 2014
12014
Fracture roughness and correlation length in the central force model
JØH Bakke, T Ramstad, A Hansen
arXiv preprint cond-mat/0507611, 2005
12005
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