Steinar Kragset

Senior Researcher

stkr@norceresearch.no
+47 51 87 54 30
Prof. Olav Hanssensvei 15, 4021 Stavanger, Norway

Division

Energy and Technology

Research Groups

Well Operations and Risk Management

More information about Steinar

See profile in Cristin

Projects

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Project of quantitative risk analysis for designs of permanent abandonment of wells

See the project

Technology, Energy

DIFI-PRO - Distributed fibre optic sensing for production optimization

See the project

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Publications

Academic article

Sealing and Durability Evaluation of Microannulus Treatment with a Resin-Based Material: Permeability and Tracer Measurements in a Full-Scale Test Section
– IADC/SPE International Drilling Conference and Exhibition 2025
Conference lecture

Assessing a Novel Glass-Based Fluid for Annular Barrier Remediation in Cemented Well Sections
– SPE/IADC International Drilling Conference and Exhibition 2025
Academic article

Nonlinear interpolated Variational Autoencoder for generalized fluid content estimation
– Geoenergy Science and Engineering 2024
Conference lecture

Laboratory Validation of Microannulus Repair Using Nanosealant Technology: Pre- and Posttreatment Logging and Permeability Characterization
– SPE Annual Technical Conference and Exhibition 2024
Academic article

A Numerical Study of Density-Unstable Reverse Circulation Displacement for Primary Cementing
– Journal of energy resources technology 2022
Academic article

Monitoring of a reverse cement job in a high-temperature geothermal environment
– Geothermal Energy 2021
Academic article

Cement properties characterization from a section retrieved from an oil production well after 33 years of downhole exposure
– Journal of Petroleum Science and Engineering 2021
Academic chapter

Assessment of corrosion in the interface casing : Cement and its effect on the leakage potential
– 2021
Academic article

Effect of buoyancy and inertia on viscoplastic fluid-fluid displacements in a regular and an irregular eccentric annulus
– Journal of energy resources technology 2020
Academic chapter

Fluid Migration Characterization of Cemented Sections Retrieved from a North Sea Production Well
– 2020
Academic chapter

Micro-Sonde Well Logging System; a Novel Method for Along-Well Measurements
– 2019
Academic chapter

Cementing an Irregular Annulus Geometry: Full-Scale Experiments and 3D Simulations
– 2019
Academic chapter

Yield stress effects on fluid displacement in an eccentric annulus
– 2019
Academic chapter

Leakage Through Micro-Annulus Geometries Incorporating Pressure-Driven Elastic Deformation
– 2019
Academic chapter

Effect of Buoyancy and Inertia on Viscoplastic Fluid - Fluid Displacement in an Eccentric Annulus with an Irregular section Part 2: Displacements in Vertical Annulus
– 2019
Conference lecture

EFFECT OF BUOYANCY AND INERTIA ON VISCOPLASTIC FLUID-FLUID DISPLACEMENT IN AN ECCENTRIC ANNULUS WITH AN IRREGULAR SECTION PART 2: DISPLACEMENTS IN VERTICAL ANNULUS
– OMAE2019 2019
Academic chapter

Effect of Buoyancy and Inertia on Viscoplastic Fluid: Fluid Displacement in an Inclined Eccentric Annulus With an Irregular Section
– 2018
Academic article

Annular displacement in a highly inclined irregular wellbore: Experimental and three-dimensional numerical simulations
– Journal of Petroleum Science and Engineering 2018
Non-fiction chapter

Micro-Sonde Well Logging System
– 2017
Academic chapter

Technology Roadmap for Geothermal Hard Rock Drilling
– 2016
Academic chapter

Long Reach Well Concept
– 2016
Conference lecture

Long Reach Well Concept
– IADC/SPE Drilling Conference and Exhibition 2016
Academic article

MSWI super heater tube bundle: Particle impaction efficiency and size distribution
– Fuel processing technology 2013
Academic article

Pipeline flow modelling with source terms due to leakage: The straw method
– Energy Procedia 2012
Academic article

A new coupled fluid-structure modeling methodology for running ductile fracture
– Computers & structures 2012
Academic chapter

Fundamental modes of particle impaction on a solid object
– 2011
Academic article

CO2 pipeline integrity: A new evaluation methodology
– Energy Procedia 2011
Conference lecture

Simulering av løpende brudd i rørledninger med høyt trykk
– NPF, Offshore rørledninger/stigerør 2010
Academic article

Particle impaction on a cylinder in a crossflow as function of Stokes and Reynolds numbers
– Journal of Fluid Mechanics 2010
Academic article

Effects of boundaries and density inhomogeneity on states of vortex matter in Bose-Einstein condensates at finite temperature
– Physical Review A. Atomic, Molecular, and Optical Physics (PRA) 2008
Academic article

Preemptive vortex-loop proliferation in multicomponent interacting Bose-Einstein condensates
– Physical Review B. Condensed Matter and Materials Physics 2008
Conference lecture

Preemptive phase-transitions in multicomponent BECs
– March Meeting of the American Physical Society 2008
Conference lecture

Quantum critical scaling behavior of deconfined spinons
– March Meeting of the American Physical Society 2008
Academic article

Quantum critical scaling behavior of deconfined spinons
– Physical Review B. Condensed Matter and Materials Physics 2007
Conference lecture

Fluctuating vortex matter in nonhomogenous rotating Bose-Einstein condensates
– Fifth International Conference in Vortex Matter in Nanostructures 2007
Conference lecture

Thermal Fluctuations of Vortex Matter in Trapped Bose-Einstein Condensates
– March Meeting of the American Physical Society 2007
Conference lecture

First-order phase transition in a gauge theory of S = 1/2 quantum antiferromagnets in the deep easy-plane limit
– March Meeting of the American Physical Society 2007
Academic article

Thermal Fluctuations of Vortex Matter in Trapped Bose-Einstein Condensates
– Physical Review Letters 2006
Academic article

First-Order Phase Transition in Easy-Plane Quantum Antiferromagnets
– Physical Review Letters 2006
Conference lecture

Monte Carlo simulations of thermal vortex fluctuations
– Computational Physics Seminar at NTNU 2006
Conference lecture

Vortex fluctuations in Bose-Einstein condensates
– 3:rd Nordforsk Nordic network meeting on Low-dimensional physics 2006
Academic article

Instanton correlators and phase transitions in two- and three-dimensional logarithmic plasmas
– Physical Review B. Condensed Matter and Materials Physics 2005
Academic article

Metal-Insulator Transition in Two- and Three-Dimensional Logarithmic Plasmas
– Physical Review Letters 2004

See all publications in Cristin

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