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pro vyhledávání: '"T.A. Jelmert"'
Autor:
T.A. Jelmert
Publikováno v:
Proceedings.
The proposed methodology is valid for any problem described by a diffusivity equation. As an application of the more general technique, we investigate fluid flow in a stress-sensitive reservoir. In case of production, the permeability, viscosity and
Autor:
T.A. Jelmert
Publikováno v:
Journal of Petroleum Science and Engineering. 12:277-293
Double porosity reservoirs may be described by a multitude of blocks of low permeability and fractures of high permeability. The present work is based on the assumption that the characteristic length of the blocks are distributed according to a conti
Autor:
T.A. Jelmert
Publikováno v:
Proceedings.
Flow in a sparsely fractured reservoir is analyzed by a simplified conceptual model of a single space variable. The fracture network does not fill Euclidian space. The non-filling property shows up as fractional (non-integer) spatial dimensions. The
Autor:
T.A. Jelmert
Publikováno v:
Journal of Mathematical Chemistry. 8:291-305
The conventional way to analyse well test data is by a combination of type curve analysis and special analysis for specific flow periods. In many cases, these flow periods, radial, linear, spherical, etc., are identified by inspection of type curves.
Autor:
S.A. Vik, T.A. Jelmert
Publikováno v:
Journal of Petroleum Science and Engineering. 14:231-233
A methodology to solve a diffusion equation with quadratic gradient terms is proposed. The solution technique, which is based on source and Green's functions, is well suited for solving restricted entry problems. The method depends on the properties
Publikováno v:
IOR 1999 - 10th European Symposium on Improved Oil Recovery.
The permeability of stress-sensitive reservoirs are characterized by functions rather than single numbers. Permeability functions obtained by well testing may be thought of as some average on the length scale of the drainage area.
Autor:
H. Selseng, T.A. Jelmert
Publikováno v:
All Days.
The choice of state variable in the non-linear diffusion equation may be of importance when analytical solutions are desired. The behavior of stress-sensitive reservoirs can best be predicted when the diffusion equation is formulated in terms of a pe
Autor:
T.A. Jelmert
Publikováno v:
Low Permeability Reservoirs Symposium.
Autor:
T.A. Jelmert, L.G. Thompson
Publikováno v:
International Arctic Technology Conference.
Publikováno v:
Low Permeability Reservoirs Symposium.