marc melnic - spe atw denver · 2019. 3. 12. · marc melnic - spe atw denver.pdf author: marc d....
TRANSCRIPT
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CSEMP PilotPembina, Alberta
Presenter
Marc Melnicwith member company
SPE ATWECBM & CO2 Sequestration
October 27-29, 2004Denver, U.S.A.
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CSEMP PilotPembina, Alberta
Agenda
§Participants§Objectives§Benefits§Background§Geological Setting§Pilot Design§Project Status§Summary§Q&A – Discussion
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CSEMP PilotPembina, Alberta
Participants
§Corporate§Suncor Energy Inc., Enerplus Resources Fund,
EnCana Corporation, MGV Energy Inc., TransCanada Pipelines Limited, Penn West Petroleum Ltd. and Air Liquide Canada, Inc.
§Research and Support§Alberta Research Council, Alberta Geological
Survey, Alberta Science & Research Authority, Alberta Energy Research Institute, Sustainable Development Technology Canada, University of Calgary, and Environment Canada
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CSEMP PilotPembina, Alberta
Objectives
CSEMP - CO2 Sequestration and Enhanced Coalbed Methane Production Pilot
§Scientific / Technical§Extended pilot to test coal seam response to
CO2 injection, determination of CO2 storage parameters, evaluate ECBM production potential and establish storage, monitoring and verification parameters
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CSEMP PilotPembina, Alberta
Objectives cont ...
§Specific§Evaluate geotechnical, physical and chemical
interaction of CO2 and Ardley coal (incl.desorption and miscibility properties)
§Volume/rate of CO2 injection and dispersion§Volume/rate incremental methane production§Advance research on how CO2 sequestration
could effectively help reduce WCSB gas plant CO2 emissions from 8.8 Mtonnes
§Determine the effect of CO2 injection and storage on CBM production from adjacent wells
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CSEMP PilotPembina, Alberta
Objectives cont ...
§Determining response of coals to injection of CO2 over an extended time period (6-18 months)
§Evaluate the impact on ground water and ground water production, if applicable
§Consider the effects of mixed gas (CO2 and N2) on storage and CBM production
§Establishing design basis, cost, and operating parameters for CO2 injection and storage, reservoir and surrounding aquifer fluid dynamics and enhanced CBM production
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CSEMP PilotPembina, Alberta
Benefits
§CO2 capture and storage underground has the potential to contribute substantially to Canada’s Kyoto targets
§Understanding coal as a reservoir (production/storage)
§ Leveraging participant expertise
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CSEMP PilotPembina, Alberta
Benefits cont ...
§Opportunity for advancing research in 3 primary areas of sustainable and responsible development:§ CO2 capture, CO2 transport, underground engineering
and CO2 storage
§ Enhanced CBM recovery and production§ Technology related to monitoring and verification
§Assist with establishment of regulatory framework (CBM, GHG, reporting)
§Possible application at other pilot sites for future large-scale CO2 injection project and commercial ventures
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CSEMP PilotPembina, Alberta
Background
§Initiated in late 2001§Suncor, EnCana, MGV and TCPL§ARC, AERI, ASRA, EnvCda, SDTC, UofC
§Initial Site Red Deer (38-28W4)§ Low permeability
§New location Pembina (46-7W5)§ Two producing CBM wells 7-28 and 12-28§Additional participants joined and additional
funding sought
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CSEMP PilotPembina, Alberta
Project Area
Project Area
§ Located in the Pembina field in west-central Alberta
§ The zone of interest is the Lower Ardley coal at depths of greater than 400 mKb
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CSEMP PilotPembina, Alberta
Geology - Formations
Upper
Lower
Upper
LowerC
oal
spu
r
Entrance Cgl
Paskapoo Paskapoo
Carbon
Bearpaw
HorseshoeCanyon
Oldman
Foremost
Pal
eoce
ne
Upp
er C
reta
ceo
us
Brazeau
Sau
nder
s G
rou
p
WapiabiLea Park
Colorado Group
Wap
itiDin. Park
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CSEMP PilotPembina, Alberta
Ardley Coal Pay
4 th Meridia n
5 th Mer id ian
6th Meridian
FOOTHLI LS AND
OUN
A
M
INT
SRedDeer
Calgary
Lethbridge
GrandePrairie
Edmonton
2
4
6
8
10
12
14
16
18
20
22
Metres
Pine Creek Lobe
Pembina Lobe
Ardley Bend Lobe
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CSEMP PilotPembina, Alberta
Ardley Coal Gas Resource
Pembina
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CSEMP PilotPembina, Alberta
Lower Ardley Coal
Upper Seam
Silkstone
Lower Seam
Mynheer
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CSEMP PilotPembina, Alberta
Ardley Coal Characteristics
§Thick coals (12m) at shallow depths (430m)§Well-Cleated §Spacing§ 1-10 (avg 2) per cm (face)§ 3-15 (avg 5) per cm (butt)
§Ro 0.43%§Subbituminous B-A§Gas contents: 65 - 130 scf/t§Wet coals with non-saline or weakly saline§Low Permeability (1-5 md)
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CSEMP PilotPembina, Alberta
Ardley Coal Selection Criteria
§4:1 CO2/CH4 Sorption Ratios§5 bcf/section CBM Resource§400 kt/km2 C02 Storage Potential§Shallow Depth 400-500 mKB
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CSEMP PilotPembina, Alberta
Pilot Design
§ 7-28 & 12-28 are existing producers
§ Injector & P3 to be drilled
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CSEMP PilotPembina, Alberta
CO2 Distribution - Year 1
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CSEMP PilotPembina, Alberta
Pressure Distribution - Year 1
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CSEMP PilotPembina, Alberta
Project Stages
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CSEMP PilotPembina, Alberta
Injection & P3 Well Design
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CSEMP PilotPembina, Alberta
Micro-Pilot Objectives
§Determine the reservoir pressure, permeability, and near wellbore damage
§Accurately measure data while injecting into and producing from a single well
§Match the measured data with a comprehensive coal gas reservoir simulation model to obtain estimates of reservoir properties and sorption behavior
§Use the calibrated simulation model to predict the location of the P3 well
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CSEMP PilotPembina, Alberta
Surface Facilities
§Production facilities§SCADA gas and water rate measurement§ 2 phase separator§Continuous gas composition monitoring§Bottom-hole pressure monitoring§Pumping equipment
§Injection facilities§ Liquid CO2 storage tank§CO2 injection pump skid§ 200 KW Vaporizer
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CSEMP PilotPembina, Alberta
Additional Monitoring
§Verification§Environmental
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CSEMP PilotPembina, Alberta
Verification Program Objectives
§Trace fluids and injected CO2 during a storage project
§To determine if CO2 migrates out of zone§To verify storage of CO2 over geologic
time
§To evaluate the impact on aquifers in the area
This program will provide environmental impact information for producers and regulatory agencies and the public at large
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CSEMP PilotPembina, Alberta
Verification Program
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CSEMP PilotPembina, Alberta
Environmental Program Objectives
§To establish proper baseline conditions§To evaluate potential interactions of
groundwater and injected CO2§Monitor produced water chemistry
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CSEMP PilotPembina, Alberta
Environmental Program Stages
§ Testing 25 local water wells§ Baseline then quarterly during during the pilot§ Injector and P3 well have pressure gauges in the aquifer§ 3 shallow monitoring wells (
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CSEMP PilotPembina, Alberta
Monitoring Program
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CSEMP PilotPembina, Alberta
Project Status
§Currently completing construction of the injection site
§Conducted baseline geological assessment
§Conducted baseline water well sampling§Anticipate drilling injection well and
commencing micro-pilot in late November
§Estimate full scale pilot injection in late January, 2005
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CSEMP PilotPembina, Alberta
Summary
§CSEMP is…..§ 1st and foremost a scientific and research
based project
§Employing leading edge research and technology which brings attention to Alberta’s oil and gas industry
§Well supported financially by both industry and research
§Advancing the knowledge base to establish a responsible and sustainable development with respect to managing GHG emissions and enhanced CBM production for the future
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CSEMP PilotPembina, Alberta
Questions?
Many thanks to the following participants: