Post on 15-Oct-2020
transcript
KYCCS
Cortland Eble
Stephen Greb
Kathryn Takacs
Michael Solis
Kentucky Geological Survey
University of Kentucky
Co2 Sequestration Potential in
Kentucky Coal Beds
KentuckyGeological SurveyUNIVERSITY OF KENTUCKY
Enhanced Gas Recovery From
Kentucky Coal Beds
Kentucky coal adsorption ~ 2 CO2 : 1 CH4
Tasks -
Identification of CBM target beds.
Identification of areas with cumulative coal
thickness and lateral extent.
Identification of fault zones and mined out
areas.
Paucity of CBM data – no EGR data.
C
H H
HH
C
O
O
C
O
O
OUT
IN
IN
Kentucky bituminous coal
Devonian Shale – White Light
Mainly quartz, clays and pyrite
Devonian Shale – Fluorescent Light
Abundant organic matter of (mainly) algal origin
C
H H
HH
C
O
O
C
O
O
Eastern Kentucky
Coal FieldWestern KY
Coal Field
50 mi
80 km
Coal Fields in Kentucky
Coal fields
Coals 500 ft below drainage
Coals 1000 ft below drainage
Deep coals in Kentucky
Pe
nn
sylv
an
ian
Ato
ka
nD
esm
oin
-esia
n
Racco
on
Cre
ek
Period /
System
Euro-pean
Stage
US
Mid
-C
on
tinen
t
Lithology
Gro
up
Mis
s.
Up
per
Mid
dle
Lo
w.
Formation
McL
ean
sb
oro
Mis
so
uria
nV
ir-g
ilian
Mo
rrow
an
Ste
ph
an
ian
Lang-
settian
Duck-mantian
Bolsovian
Westp
halia
n
D
WKY CBM Potential - Stratigraphic Summary
Poor - thin,
discontinuous
coals. Limited Fm
distribution.
Good - thick,
extensive coals.
Widespread Fm
distribution.
Maybe - coals near
the top may have
some potential.
Poor - thin,
discontinuous
coals. Limited Fm
distribution.
Caseyville
Tradewater
Carbondale
Shelburn
Patoka
Bond
Matoon
>15 cum. ft.
<15 cum. ft.
Mined out
Faults
Western Kentucky Coal Field
Structural Features
Pennyrile Fault System
System
Wh
eatc
roft
Baker
Herr
in
Herr
in
Sp
rin
gfi
eld
Sp
rin
gfi
eld
Sp
rin
gfi
eld
Ho
uch
in C
rk
Su
rvan
t
Co
lch
este
r
Scf/ton CBM From Western Kentucky Coals
0
10
20
30
40
50
60
70
80Total
Residual
Desorbed
Lost
0
50
100
150
200
250
Scf/ton
Herr
in
Herr
in
Sp
rin
gfi
eld
Sp
rin
gfi
eld
Sp
rin
gfi
eld
Sp
rin
gfi
eld
Su
rvan
t
Su
rvan
t
Co
lch
este
r
Deko
van
Total
Residual
Desorbed
Lost
CBM From Western Kentucky Coals
0
10
20
30
40
50
60
Scf/ton CBM From Western Kentucky Shales
Herr
in
Herr
in
Sp
rin
gfi
eld
Ho
uch
in C
rk
Ho
uch
in C
rk
Co
lch
este
r
Co
lch
este
r
Deko
van
Deko
van
Total
Residual
DesorbedLost
0
20
40
60
80
100
120
140
Scf/ton
Sp
rin
gfi
eld
Ho
uch
in C
rk
Ho
uch
in C
rk.
Co
lch
este
r
Co
lch
este
r
Davis
Un
nam
ed
Un
nam
ed
Total
Residual
DesorbedLost
CBM From Western Kentucky Shales
Coal fields
Coals 500 ft below drainage
Coals 1000 ft below drainage
Deep coals in Kentucky
Stoney Fork Member
Magoffin Member
Kendrick Shale
Betsie Shale
Mid
dle
Pen
nsylv
an
ian
Lo
we
r
Pe
nn
sylv
an
ianConemaugh + Monongahela FormationsUpper
Bre
ath
itt
Gro
up
Bee Rock SS Member
Sewannee SS Member
Warren Point SS Member
Alvy CreekFormation
Bottom CreekFormation
PocahontasFormation
Corbin SS
Princess Formation
Four Corners Formation
Hyden Formation
Pikeville Formation
Grundy Formation
NW SE
Richardson
Skyline
Hazard # 9
Hazard # 8
Hazard # 7
Haddix
TaylorHamlin
Fire Clay
Whitesburg
Amburgy
U.Elkhorn # 3
U.Elkhorn # 1,2
L.Elkhorn
Manchester
Millard
GlamorganElswick
Major coal beds
Major marine zones
Poca-hontas
Fm
New
River
Fm
Kan
aw
ha F
orm
ati
on
Alle-
gheny
Fm
Princess # 6-9
Unconformity surface
WV
Equivalent
Formation
EKY CBM Potential - Stratigraphic Summary
WV
KY
VAKY
OHKY
38º
84º 83º 82º
38º
37º
40 mi
60 km
82º83º84º85º
37º
TN
VA
Pennsylvanian
strata
Normal fault
Anticline or arch
Syncline
N
Russell Fork Fault
KY-VA Monocline
WV
TN
Waverly
Arch
White
Mtn.
Fault
Zone
Structural
Features
in the
Eastern
Kentucky
Coal
Field
Structure on the
Lower Elkhorn
coal bed
Sea level - 500 ft
501 - 1000 ft
1001 - 1500 ft
>1500 ft
Eastern Kentucky
Syncline
Pineville
Strike Section
Chesnut, 1992
Regional Drainage level
Sea Level
Area of the EKCF with significant
below drainage coal resources in the
Hyden, Pikeville and Grundy Formations
Cross section from Chesnut, 1992
Amburgy
0 to 14”
14 to 28”
28 to 42”
42 to 56”
56 to 70”
mined out
Lower Elkhorn
0 to 14”
14 to 28”
28 to 42”
42 to 56”
56 to 70”
mined out
Upper Elkhorn No. 3
0 to 14”
14 to 28”
28 to 42”
42 to 56”
56 to 70”
mined out
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10 0 10 20 Miles
Number of coals (more than 1 foot
thick) and at least 500 ft below drainage
Pennsylvanian strata
(coal-bearing rocks)
Lower Elkhorn coal
500 ft below drainage
Fire Clay coal
500 ft below drainage
Surface faults
Density logs from oil
and gas records
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81012
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10 0 10 20 Miles
Number of coals (more than 1 foot thick)
and at least 1000 ft below drainage
Pennsylvanian strata
(coal-bearing rocks)
Lower Elkhorn coal
500 ft below drainage
Fire Clay coal
500 ft below drainage
Surface faults
Density logs from oil
and gas records
2
0
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0
2 0
4
8
0 0
2
22
6
46
4 2
6
Project Goals for Coal EGR
Industry Partner
Provide core samples for analysis in an area that
might be suitable for EGR.
KGS
Provide analytical data
Canister desorption
Gas composition
Gas origin
CH4 and CO2 adsorption isotherm data
Permeability testing
Thank You! – Questions?