Modelling seismic response from North Sea chalk reservoirs resulting from changes in burial depth and fluid saturation

Petroleum Geology Conference Proceedings

Volumn 6, Issue 0, 2005, Pages 1401-1413

  VejbaeK O V ^a   Rasmussen, R ^a   Japsen, P ^a   Bruun, A ^b   Pedersen, J M ^b   Marsden, G ^c   Fabricius, I L ^d  

^a GEOLOGICAL SURVEY OF DENMARK AND GREENLAND   (Denmark)

^b ØDegaard A S   (Denmark)

^c Hess Denmark ApS   (Denmark)

^d TECHNICAL UNIVERSITY OF DENMARK   (Denmark)

Author keywords

Chalk; Compaction; North sea; Oil water contact; Reservoir properties; Seismic attributes

Indexed keywords

EID: 80052527711     PISSN: 20479921     EISSN: None     Source Type: Book Series    
DOI: 10.1144/0061401     Document Type: Conference Paper

References (22)

1. Albrechtsen, T., Andersen, S. J., Dons, T., Engstrøm, F., Jørgensen, O. & Sørensen, F. W. 2001. Halfdan: developing non-structurally trapped oil in North Sea Chalk. Society of Petroleum Engineers, SPE Paper. 71322.
2. Athy, L. F. 1930. Density, porosity and compaction of sedimentary rocks. AAPG Bulletin, 14, 1-24.
3. th Conference. Geological Society, London, 911-937.
4. Britze, P., Nielsen, E. B., Dahl, N. & Haug, S. 2000. North Sea chalk porosity resolved by integration of seismic reflectivity and well log data. In: Conference proceedings: Petrophysics meets Geophysics, Paris, France, 6-8 November European Association of Geoscientists & Engineers, B30.
5. nd annual meeting, Salt Lake City, USA, 1903-1906.
6. Gassmann, F. 1951. Elastic waves through a packing of spheres. Geophysics, 16, 673-685.
7. Japsen, P. 1998. Regional velocity-depth anomalies, North Sea chalk; a record of overpressure and Neogene uplift and erosion. AAPG Bulletin, 82, 2031-2074. (Pubitemid 29089648)
8. Japsen, P. 1999. Overpressured Cenozoic shale mapped from velocity anomalies relative to a baseline formarine shale, North Sea. Petroleum Geoscience, 5, 321-336. (Pubitemid 30063578)
9. Japsen, P. 2000. Investigation of multi-phase erosion using reconstructed shale trends based on sonic data. Sole Pit axis, North sea. Global and Planetary Change, 24, 189-210. (Pubitemid 30387863)
10. nd Conference and Technical Exhibition - Glasgow, Scotland, P-170.
11. nd annual meeting, Salt Lake City, USA, 1881-1884.
12. Japsen, P., Bruun, A., Fabricius, I. L., Rasmussen, R., Vejbæk, O. V., Pedersen, J. M., Mavko, G. & Mogensen, C. (2004). Influence of porosity and pore fluid on acoustic properties of chalk: AVO-response from oil, South-Arne Field, North Sea. Petroleum Geoscience, 10, 319-330. (Pubitemid 39622033)
13. Jensen, P. K., Holm, L. & Thomsen, E. 1985. Modelling burial history, temperature and maturation. In: Thomas, B. M. et al. (eds) Petroleum Geochemistry in Exploration of the Norwegian Shelf. Graham & Trotman, London, Proceedings of a NPF Conference, 145-153.
14. Jensenius, J. A. 2003. A new capillary curve modelling method for North Sea chalk and other low permeability reservoirs. Society of Petrophysicists & Well Log Analysts, Transactions 44th Conference, Galveston, Texas.
15. th Conference. Geological Society, London, 959-974.
16. Mavko, G., Mukerji, T. & Dvorkin, J. 1998. The Rock Physics Handbook. Tools for Seismic Analysis in Porous Media. Cambridge University Press.
17. Megson, J. & Tygesen, T. 2005. The North Sea Chalk: an underexplored and underdeveloped play. In: Doré, A. G. & Vining, B. A. (eds) Petroleum Geology: North-West Europe and Global Perspectives. Geological Society, London, Proceedings of the 6th Petroleum Geology Conference, 159-168.
18. Sclater, J. G. & Christie, P. A. F. 1980. Continental stretching: an explanation of the post-mid-Cretaceous subsidence of the Central North Sea basin. Journal of Geophysical Research, 85(b7), 3711-3739.
19. Shuey, R. T. 1985.Asimplification of the Zoeppritz equations. Geophysics, 50, 609-614.
20. Spratt, R. S., Goins, N. R. & Fitch, T. J. 1993. Pseudo-shear - The analyses of AVO. In: Castagna, B. M. & Backus, M. M. (eds) Offset-dependent reflectivity - Theory and practice of AVO analysis, Investigations in Geophysics no. 8, Society of Exploration Geophysicists, 37-56.
21. Urmos, J., Wilkens, R. H., Bassinot, F., Lyle, M., Marsters, J. C., Mayer, L. A. & Mosher, D. C. 1993. Laboratory and well-log velocity and density measurements from the Ontong Java Plateau: New in-situ corrections to laboratory data for pelagic carbonates. In: Berger, W. H., Kroenke, L. W., Mayer, L. A. & Janecek, T. R. (eds) Proceedings of the Ocean Drilling Program. Scientific Results, Ocean Drilling Program, College Station, TX, 130, 607-622. (Pubitemid 23394117)
22. Walls, J. D., Dvorkin, J. & Smith, B. A. 1998. Modeling seismic velocity in Ekofisk Chalk. SEG 68th Annual Conference, 1016-1019.