Transcript Document

CYDAREX
created with IFP, now 100% R. Lenormand
software CYDAR
design and interpretation of SCAL experiments
measurements on drill cuttings
porosity and permeability
consulting SCAL
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CYDAR
Design and interpretation of laboratory
experiments
can be used by technicians
Windows environment
pre-programmed experiments
use of more recent models for
interpretation (SCA publications)
customized reporting
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CYDAR Modules
MERCURY
PERM: monophasic permeability
KrUSS (Kr unsteady-state)
SteadyState (Kr steady-state)
CENTRI (Pc et Kr by centrifugation)
TPF (Two-Phase Flow)
Modules can be run separately
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main features
Data Input
ASCII files, clipboard from
Excel
opening of experimental files
Data fitting and smoothing
(Splines)
Export graph and tables
Reporting
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1 - MERCURY
direct opening of the ASCII file
generated by the experimental
apparatus
data smoothing by spline
functions
first injection, withdrawal and
second injection
calculation of 3 types of pore
size distributions
permeability estimation
reservoir Capillary Pressure
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2- PERM:
Monophasic Permeability
liquid and gas
steady-state
unsteady-state (pulse decay)
inertial effects
Klinkenberg correction
pressure drop in tubings
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3 - KrUSS:
Kr by unsteady-state method
direct simulation for design of experiments
experimental data treatment
filtering large experimental files
dead volume correction
analytical calculation
JBN
Jones and Roszelle
history matching
using effluent, pressures, saturation profiles
manual or automatic
reporting
customized
pdf or excel files
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3 - KrUSS module
Infos (sample, well ...)
Sample and fluid properties
Experiment data
blocTimes
Design
Analytical
JBN ,
Jones & Roszelle
Load/edit data
dead volumes corrections
assumed Kr/Pc
Load/edit data
dead volumes corrections
Numerical
simulation
Numerical optimization
JBN calculation
Experimental
vs. simulated
reporting (pdf or excel)
Pc
Kr first guess
or JBN
History matching
Experimental
vs. simulated
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4 - SteadyState: Kr/Pc by steady-state method
direct simulation for design of experiments
experimental data treatment
filtering large experimental files
dead volume correction
analytical calculation
assuming uniform saturation
history matching
using effluent, pressures or/and saturation profiles
both Kr and Pc determination
manual or automatic
reporting
customized
pdf or excel files
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5 - CENTRI:
Kr/Pc using centrifugation
direct simulation for design of experiments
experimental data treatment
filtering large experimental files
extrapolation for steady-state production
Pc determination
Hassler-Brunner
improved methods (Forbes and Splines)
Kr determination
imbibition
z
analytical calculation
history matching
R_min
e
R_max
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6 - Two-Phase Flow
Direct simulation of
Two-Phase experiments
1 or 2 fluid injection
Semidynamic method
Spontaneous
displacements
Gravity flow
Centrifuge displacements,
Porous plate
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customized modules
Real time data acquisition
DARCYLOG (cuttings, IFP)
PDOS (Pulse Decay with Open Surface, IFP)
Centrifuge (Vinci-technologies)
Customized experimental input files (MICP)
customized corrections
pressure offset,
inlet and outlet dead volumes,
temperature correction,
etc
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