services: reservoir & hydraulic fracture characterization
TRANSCRIPT
Services: Reservoir & Hydraulic Fracture Characterization
(Reference: Clarkson et al., 2016; JNGSE, 31, 612-637)
Reservoir quality and rock mechanical properties are
variable along the length of multi-fractured horizontal wells.
1000 m+
55555 ,,,, hiPEk 44444 ,,,, hiPEk 33333 ,,,, hiPEk 22222 ,,,, hiPEk 11111 ,,,, hiPEk
Services: Along-Well Characterization
(Reference: Clarkson et al., 2016; JNGSE, 31, 612-637)
Services: Reservoir Engineering Analysis
(Reference: Clarkson et al., 2014; The Leading Edge, 33 (10), 1108-1122)
(Reference: Clarkson and Qanbari, 2015; SPE Paper 175929)
Services: Reservoir Engineering Analysis (continued)
Services: Reservoir Engineering Analysis (continued)
Services: Advanced Core Analysis
Micro-contact angle measurements with elemental maps
(Reference: Deglint et al. 2017; Scientific Reports, 7 (4347)
3042
3043
3044
3045
Dep
th (
m)
Normalized
(0-100)
Elemental Compositions (Mg, Ca, Al, etc)
Test Points (examples)
1 2 3 4 1 cm
200
400
600
800
3042 3043 3044 3045
No
rma
lize
d U
CS
(M
Pa
)
Depth (m)
Elemental composition & Drilling-derived UCS profiles
(Reference: Ghanizadeh et al., 2017; URTeC Paper 2670893)
Services: Advanced Core Analysis
Porosity & Permeability Profiles
(Reference: Solano et al, 2015; SPE Paper 175990)
Services: Advanced Core Analysis
Examples of proppants
Unpropped/propped fracture permeability/conductivity
(Reference: Ghanizadeh et al., 2016; URTeC Paper 2459818)
Services: Advanced Core Analysis
5.00
5.50
6.00
6.50
7.00
7.50
0 1000 2000 3000 4000 5000 6000
No
rma
lize
d S
WS
(%
)
Effective Stress (psi)
SWS (Propped Fracture)
SWS (Unpropped Fracture)
Unpropped/propped fracture ultrasonic measurements
Services: Advanced Core Analysis
Young‘s Modulus & Poisson’s Ratio – Static vs. Dynamic
An example from Montney Formation (Canada)
Services: Advanced Core Analysis
Services: Diagnostic Fracture Injection Test (DFIT)
(Reference: Zanganeh et al, 2017; SPE Paper 185649)
New Insights for DFIT Analysis
Improved Oil Recovery (IOR) Analysis (continued)
(Reference: Ghaderi et al, 2017; SPE Paper 185030)
Solvent Injection: Water
Services: Improved Oil Recovery (IOR) Analysis
0
200
400
600
800
1000
1200
1400
1600
1800
2000
0 2000 4000 6000 8000
Cum
ula
tive O
il, s
tb
Time, Days
Rich Gas- Adjusted Oil
Lean Gas
Primary Production
Rich Gas ~ 1900 bbl
Lean Gas ~ 1570 bbl
Primary Depletion ~ 1000 bbl
Cyclic Solvent Injection (Huff-n-Puff) – Lean & Rich Gas
(Reference: Hamdi et al, 2018; URTeC Paper 2902835)
Services: Improved Oil Recovery (IOR) Analysis
(Reference: Haghshenas et al, 2017; SPE Paper 185069)
Cyclic Solvent Injection (Huff-n-Puff) – CO2