Ivar
Aavatsmark
Adjunct Professor
Visit Address:
Realfagbygget, Allégt. 41
5020 Bergen
Postal Address:
Postboks 7803
5020 Bergen
Phone:
+47 55 58 35 44
E-mail:
Books
- 2008. Proceedings of the 11th European Conference on the Mathematics of Oil Recovery. European Association of Geoscientists and Engineers. 1050 pages. ISBN: 978-90-73781-55-9.
Journal articles
- 2015. A simple function for the solubility of water in dense-phase carbon dioxide. International Journal of Greenhouse Gas Control. 32: 47-55. doi: 10.1016/j.ijggc.2014.11.001
- 2014. Generalized cubic equation of state. EAGE Conference and Exhibition.
- 2014. Efficient multiphysics modelling with adaptive grid refinement using a MPFA method. Computational Geosciences. 18: 625-636. doi: 10.1007/s10596-014-9407-1
- 2014. Models for CO2 injection with coupled thermal processes. EAGE Conference and Exhibition.
- 2013. PVTx Properties of a Two-phase CO2 Jet from Ruptured Pipeline. Energy Procedia. 37: 3031-3038. doi: 10.1016/j.egypro.2013.06.189
- 2013. Upscaled modeling of CO2 injection with coupled thermal processes. Energy Procedia. 40: 384-391. doi: 10.1016/j.egypro.2013.08.044
- 2012. Errors in the upstream mobility scheme for countercurrent two-phase flow in heterogeneous porous media. Computational Geosciences. 16: 809-825. doi: 10.1007/s10596-012-9289-z
- 2012. Treatment of tensorial relative permeabilities with multipoint flux approximation. International Journal of Numerical Analysis & Modeling. 9: 725-744.
- 2011. SUCCESS: SUbsurface CO2 storage–Critical elements and superior strategy. Energy Procedia. 4: 6117-6124. doi: 10.1016/j.egypro.2011.02.619
- 2011. Monotonicity for MPFA methods on triangular grids. Computational Geosciences. 15: 3-16. doi: 10.1007/s10596-010-9191-5
- 2011. Multiscale mass conservative domain decomposition preconditioners for elliptic problems on irregular grids. Computational Geosciences. 15: 587-602. doi: 10.1007/s10596-011-9226-6
- 2010. A new finite-volume approach to efficient discretization on challenging grids. SPE Journal. 15: 658-669.
- 2010. Simulation of anisotropic heterogeneous near-well flow using MPFA methods on flexible grids. Computational Geosciences. 14: 509-525. doi: 10.1007/s10596-009-9167-5
- 2009. Sufficient criteria are necessary for monotone control volume methods. Applied Mathematics Letters. 22: 1178-1180. doi: 10.1016/j.aml.2009.01.048
- 2008. A compact multipoint flux approximation method with improved robustness. Numerical Methods for Partial Differential Equations. 24: 1329-1360. doi: 10.1002/num.20320
- 2008. A method for automatic history matching of a compositional reservoir simulator with multipoint flux approximation. Computational Geosciences. 12: 209-225. doi: 10.1007/s10596-007-9079-1
- 2008. Numerical convergence on adaptive grids for control volume methods. Numerical Methods for Partial Differential Equations. 24: 465-475. doi: 10.1002/num.20280
- 2007. Interpretation of a two-point flux stencil for skew parallelogram grids. Computational Geosciences. 11: 199-206. doi: 10.1007/s10596-007-9042-1
- 2007. Convergence of a symmetric MPFA method on quadrilateral grids. Computational Geosciences. 11: 333-345. doi: 10.1007/s10596-007-9056-8
- 2007. A comparison of two different IMPSAT models in compositional simulation. SPE Journal. 12: 145-151. doi: 10.2118/101700-PA
- 2007. Improved streamlines and time-of-flight for streamline simulation on irregular grids. Advances in Water Resources. 30: 1027-1045. doi: 10.1016/j.advwatres.2006.09.00
- 2007. Improved streamlines and time-of-flight for streamline simulation on irregular grids. Advances in Water Resources. 30: 1027-1045. doi: 10.1016/j.advwatres.2006.09.002
- 2007. Monotonicity of control volume methods. Numerische Mathematik. 106: 255-288. doi: 10.1007/s00211-006-0060-z
- 2006. Numerical convergence of the MPFA O-method and U-method for general quadrilateral grids. International Journal for Numerical Methods in Fluids. 51: 939-961. doi: 10.1002/fld.1096
- 2005. Monotonicity Conditions for Control Volume Methods on Uniform Parallelogram Grids in Homogeneous Media. Computational Geosciences. 9: 61-72. doi: 10.1007/s10596-005-5665-2
- 2004. Performance of a flux splitting scheme when solving the single-phase pressure equation discretized by MPFA. Computational Geosciences. 8: 325-340. doi: 10.1007/s10596-004-3774-y
- 2004. Identification of Unknown Permeability Trends From History Matching of Production Data. SPE Journal. 9: 419-428.
- 2004. A Black-Oil and Compositional IMPSAT Simulator with Improved Compositional Convergence. Proceedings of Ecmor. 8 pages.
- 2003. Well index in reservoir simulation for slanted and slightly curved wells in 3D grids. SPE Journal. 8: 41-48.
Book sections
- 2014. Thermal simulation of CO2 storage with generalized cubic equation of state. Tu B13, pages . In:
- 2014. ECMOR XIV - Proceedings of 14th European Conference on the Mathematics of Oil Recovery, Catania, Italy, 8-11 September, 2014. European Association of Geoscientists and Engineers. -1 pages. ISBN: 978-90-73834-94-1.
- 2014. Numerical Aspects of Polymer Flood Modeling. Paper Tu B17, pages . In:
- 2014. ECMOR XIV - Proceedings of 14th European Conference on the Mathematics of Oil Recovery, Catania, Italy, 8-11 September, 2014. European Association of Geoscientists and Engineers. -1 pages. ISBN: 978-90-73834-94-1.
- 2012. Errors in the upstream mobility scheme for counter-current two-phase flow with discontinuous permeabilities. Extended abstract A02, pages . In:
- 2012. ECMOR XIII - 13th European Conference on the Mathematics of Oil Recovery, Biarritz, France, 10-13 September 2012. Extended Abstracts USB. European Association of Geoscientists and Engineers. 800 pages. ISBN: 978-90-73834-30-9.
- 2010. Determination of Connectivity in Vuggy Carbonate Rock Using Image Segmentation Techniques. Artikkel. In:
- 2010. Conference Proceedings ECMOR XII. European Association of Geoscientists and Engineers. 1000 pages. ISBN: 9789073781894.
- 2008. Comparison of monotonicity for some multipoint flux approximation methods. artikkel, pages 19-34. In:
- 2008. Finite Volumes for Complex Applications V. John Wiley & Sons. 951 pages. ISBN: 978-1-84821-035-6.
- 2008. Monotonicity for control volume methods on unstructured grids. artikkel, pages . In:
- 2008. Proceedings of the 11th European Conference on the Mathematics of Oil Recovery. European Association of Geoscientists and Engineers. 1050 pages. ISBN: 978-90-73781-55-9.
- 2008. Compact-stencil MPFA method for heterogeneous highly anisotropic second-order elliptic problems. artikkel, pages 905-918. In:
- 2008. Finite Volumes for Complex Applications V. John Wiley & Sons. 951 pages. ISBN: 978-1-84821-035-6.
- 2008. Discretization schemes for anisotropic heterogeneous problems on near-well grids. artikkel, pages . In:
- 2008. Proceedings of the 11th European Conference on the Mathematics of Oil Recovery. European Association of Geoscientists and Engineers. 1050 pages. ISBN: 978-90-73781-55-9.
- 2006. Numerical Convergence of the MPFA O-method for general quadrilateral grids in two and three dimentions. 1, pages 1-21. In:
- 2006. Compatible Spatial Discretizations. Springer Science+Business Media B.V.. 238 pages. ISBN: 0-387-30916-0.
- 2006. Numerical convergence of the MPFA O-method for general quadrilateral grids in two and three dimensions. artikkel, pages 1-21. In:
- 2006. Compatible spatial discretizations. Springer Science+Business Media B.V.. 238 pages. ISBN: 0-387-30916-0.
- 2006. A compact MPFA method with improved robustness. artikkel, pages . In:
- 2006. Proceedings of the 10th European Conference on the Mathematics of Oil Recovery. 500 pages. ISBN: 90-73781-47-7.
- 2006. A new stability criterion for the IMPSAT formulation for compositional flow. artikkel, pages . In:
- 2006. Proceedings of the 10th European Conference on the Mathematics of Oil Recovery. 500 pages. ISBN: 90-73781-47-7.
- 2006. Control volume discretization on non-matching meshes in 3D. artikkel, pages . In:
- 2006. Proceedings of the 10th European Conference on the Mathematics of Oil Recovery. 500 pages. ISBN: 90-73781-47-7.
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