Services Oil, gas and energy

Tsunamis

  • Numerical analysis of tsunamis generated by submarine landslides, rock slides, and earthquakes
  • Understanding and compilation of previous tsunami events
  • Detailed wave mechanics analyses

Geodynamics and vibrations

  • Vibration of offshore structures and other structures exposed to wind, waves and currents
  • Use of seismic waves to determine geomechanical properties of the sea bed and oil and gas reservoir rocks and cap rocks

Geophysics

  • Marine and land-based geophysics
  • Concept and methodology studies
  • Modelling and analyses
  • Comparison and testing of new sensor technology
  • Design and assembly of prototypes
  • Field work for geophysical investigations
  • Processing and interpretation of geophysical data
  • Geophysical laboratory work

GIT (Information technology)

  • Consulting
  • Spatial analysis
  • Calculations
  • 3D visualisation
  • Management of geospatial data
  • Data modelling
  • Map production
  • Standardisation
  • Development of GIS web and desktop applications

Instrumentation and monitoring

  • Long-term structural monitoring for performance evaluation 
  • Design and delivery of custom monitoring systems for special applications and research projects

Earthquakes

  • Dynamic soil properties using laboratory and geophysical investigations
  • Stability of slopes under earthquake loading
  • Ground response analysis and response spectra for earthquake analysis of structures
  • Dynamic soil-structure interaction (SSI)
  • Assessment of liquefaction potential during earthquake loading

Laboratory and model testing

Laboratory tests on soil

  • Classification
  • CT scan
  • Advances stress-strain strength tests
  • Triaxial tests (static and cyclic, drained and undrained)
  • Plane strain tests
  • True Triaxial tests
  • Direct simple shear tests (DSS) (static and cyclic)
  • Ring shear tests
  • Odometer tests; incremental/constant loading
  • KO-odometer test with measurement of horizontal strain
  • Resonant column and bender element tests (Gmax) in triaxial, direct simple shear and odometer tests
  • Special designed tests for sediments with gas, frozen soil, etc.
  • Soil and filter/drain permeability tests
  • Field laboratory tests (onshore and offshore)
  • Model tests on soil-structure interaction (SSI) in the laboratory and field
  • High-Low temperature tests

Laboratory tests on rock cores

  • Index tests
  • Simple strength tests
  • Triaxial test (on rock cores and large scale aggregate)
  • Direct simple shear tests (shear box tests)
  • Ring shear tests
  • Tests with CT-scanning
  • Model test in polyaxial cell
  • Special design tests for rock cores, for example temperature tests, etc.

Numerical modelling

  • Numerical finite element (FEM, discrete element (DEM) or particle model simulations of static and dynamic geomechanical problems
  • Deformation analyses
  • Soil Structure-Interaction (SSI) analyses
  • Capacity and stability analyses

Offshore soil investigations

  • Planning and participation in field investigations, including results from seismic surveys (for pipe lines, field layout, evaluation of geohazards, etc.)
  • Simple and advanced in situ investigation techniques for in situ determination of geotechnical properties
  • Participation, sepcification and project management for offshore site investigations on drilling ships and survey vessels
  • Sampling in different types of  sediments
  • Performance of geotechnical laboratory  testingoffshore

Offshore foundation eng.

  • Geotechnical concept and feasibility studies for foundation of offshore installations (platforms, anchors, pipelines, sea bed installations, templates,suction anchors, pile anchors  etc.)
  • Geotechnical foundation design for offshore structures
  • Detailed geotechnical foundation design and evaluation for offshore wind turbines
  • Pipeline foundation design, pipeline model testing
  • Evaluation of offshore geohazards (earthquake, submarine slides, slope stability, shallow gas in sediments, mud volcanoes, diapirs, etc.)

Petroleum geomechanics

  • Laboratory tests (strength, stiffness, permeability, acoustic velocity)
  • Micro structure by means of thin section analyses / CT-scan
  • Geomechanical material modelling
  • Rock and fault properties
  • Wellbore stability
  • Interaction between well and formation
  • Sand production
  • Compaction and subsidence
  • Formation integrity
  • Stress changes

Subsea technology

  • Design of custom solutions employing innovative technology for monitoring and measurement subsea
  • Instrumentation for installation of insfrastructure and for subsea field tests (example pile load tests)
  • Subsea geohazards monitoring
  • Surveying of Subsea installation work
  • Structural and environmental monitoring