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Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
A University/Industry Consortium for Natural Gas Production, Transmission, and Storage Systems Optimization
The University of OklahomaProfessor F. Hank Grant (Industrial Eng.)Professor Faruk Civan (Petroleum Eng.)
Professor Miguel Bagajewicz (Chemical Eng.)
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Objectives
Establish an Industry/University Consortium
Receive intellectual and financial support from industry
Align academic research with industry needs
Create and transfer technology that the industry needs now
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Today’s Objectives
Provide basic information about the Consortium structure and general plans.
Propose some research areas and topics for your feedback.
Get direction from you on other research topics that are important.
Get direction from you on the overall concepts of the Consortium.
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Main Themes
Overlay financial considerations onto the physical system Reservoirs, plants, pipeline, storage Contracts, operational costs, investment costs
Adapt a broader system's view rather than focus on subsystems Coordination across the supply chain Coordination across physical subsystems
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Major Research Areas
Monitoring and Surveillance Supply and Demand Management Repair and Maintenance Storage and transportation Design of surface and gas processing facilities
(Sweetening, Gas plants, LNG plants, etc) Science-Based Models in Support of Intelligent Gas
Facility Emissions Regulation Gas Solubility Leak Detection System Maintenance Modeling and Planning
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Similar Consortia and Professional Organizations
Name Administration Structure Physical systems
Financial planning
Focus
Natural Gas Consortium (NGC)
University/Industry Consortium
Yes Yes Transmission, Storage and Distribution
Gas Technology Institute (GTI)
Private non-profit Yes No Supply, Delivery, End use solutions
Pipeline Research Council International, Inc. (PRCI)
Private non-profit Yes No Design Construction & Operations, Materials, Corrosion & Inspection, Compressor & Pump Station, Underground Storage
Natural Gas Storage Technology Consortium (GSTC)
University/Industry Consortium
Yes No Storage systems
Gas Machinery Research Council (GMRC)
Private non-profit (under SGA)
Yes No Compression facilities
Copyright University of Oklahoma Natural Gas ConsortiCopyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reservedum 2007 All Rights Reserved
Sample Research Sample Research TopicsTopics
Part I - Research Being-Part I - Research Being-Formulated or In-ProgressFormulated or In-ProgressComments and Input WelcomeComments and Input Welcome
Copyright University of Oklahoma Natural Gas ConsortiCopyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reservedum 2007 All Rights Reserved
Natural Gas Facility Emission Natural Gas Facility Emission RegulationsRegulations
Problem: the disconnect between EPA Problem: the disconnect between EPA regulators and industry realities, regulators and industry realities, discovered bydiscovered byDirect feedback from Industry,Direct feedback from Industry,EPA feedback solicitation document available at EPA feedback solicitation document available at
EPA’s web siteEPA’s web site Proposed solutionProposed solution
OU becomes a neutral, independent third party to OU becomes a neutral, independent third party to work with both sideswork with both sides
Develop science-based models of NG facilities with Develop science-based models of NG facilities with respect to their emissions propertiesrespect to their emissions properties
Create a decision support tool for scientifically Create a decision support tool for scientifically accurate evaluation of regulation policiesaccurate evaluation of regulation policies
Copyright University of Oklahoma Natural Gas ConsortiCopyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reservedum 2007 All Rights Reserved
Loading Unloading
Gas Salt Formationwith fractures
Wellbore
Cavern
CondensateGas Leak
Gas Leak
Liquid Leak
Brine
Salt-Cavern Storage Salt-Cavern Storage Diagnostics and Diagnostics and ManagementManagement
Install and test the Install and test the improved storage improved storage instrumentation instrumentation and management and management technologiestechnologies
Provide improved Provide improved insights and insights and understanding of understanding of the inventory the inventory analysis and analysis and integrity integrity assessment assessment approaches.approaches.
Steinberger, Civan, Hughes, (SPE, 2002)
Copyright University of Oklahoma Natural Gas ConsortiCopyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reservedum 2007 All Rights Reserved
Gas solubility in Gas solubility in liquids liquids Carry out gas Carry out gas
dissolution tests at dissolution tests at required conditions required conditions using a PVT cell.using a PVT cell.
Measure the gas Measure the gas solubility and its solubility and its parameters.parameters.
Develop empirical Develop empirical correlations.correlations.
Civan and Rasmussen, 2006
Copyright University of Oklahoma Natural Gas ConsortiCopyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reservedum 2007 All Rights Reserved
Optimization Tools for Optimization Tools for Preventive Preventive Maintenance Maintenance Determine optimum of:Determine optimum of:
Preventive Maintenance for Preventive Maintenance for each equipmenteach equipment Inventory levelsInventory levels PersonnelPersonnel Corrective Maintenance Corrective Maintenance PrioritiesPriorities
Can be used in conjunction Can be used in conjunction with existing software with existing software (SAP, ORACLE, etc)(SAP, ORACLE, etc)
We use Montecarlo We use Montecarlo Simulations and Genetic Simulations and Genetic AlgorithmsAlgorithms
Bagajewicz et al, 2007
0 100 200 300 400 500 600 700 800 900 10000.5
1
1.5
2
2.5
3
3.5
4
4.5
Sampling attempt
Ob
j. va
lue
(m
illio
ns)
No PM - No resource limitation
V1
V2
V3
ST
HXP
1
Copyright University of Oklahoma Natural Gas ConsortiCopyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reservedum 2007 All Rights Reserved
Leak and Abnormal Leak and Abnormal Situation Detection and Situation Detection and Identification Identification Determination of leak Determination of leak
location and size using location and size using a)a) Redundant measurementsRedundant measurementsb)b) ModelingModelingc)c) Appropriate Hardware Appropriate Hardware
Diagnosis of Abnormal Diagnosis of Abnormal situations involving many situations involving many phases, unknown phases, unknown conditions, etc. conditions, etc.
Key Technologies:Key Technologies: Mathematical ModelsMathematical Models Data Reconciliation Data Reconciliation
TechniquesTechniques
Copyright University of Oklahoma Natural Gas ConsortiCopyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reservedum 2007 All Rights Reserved
Pipeline Network Design Pipeline Network Design
We propose to use We propose to use Mathematical Mathematical Optimization addressing Optimization addressing
a)a) Changing demandChanging demandb)b) Uncertainty and Financial RiskUncertainty and Financial Riskc)c) Future LoopingFuture Loopingd)d) Future increased CapacityFuture increased Capacitye)e) Pressure changes through time Pressure changes through time
Key ingredients:Key ingredients: Mathematical Models of flowMathematical Models of flow Modern optimization techniquesModern optimization techniques
Much more powerful Much more powerful than J-Curve Analysisthan J-Curve Analysis
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Sample Research Topics
Part II – Collected from the Literature
Comments and Input Welcome
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Management and Coordination of Contracts
Supply Transportation Demand
Supply contracts Transportation contracts Delivery contracts
Producer 1
Producer 2
Storage
Interstate Pipeline
Tanker
Intrastate pipeline
Local Distribution Company (LDC)
Electric Utility
Storage
costlocationquantit
y
quality
cost capacity firm/interruptable
uncertainty
quantity
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Production and Facility Planning
Given estimated reservoir capacities availability of storage facilities configuration of existing facilities (gathering
network, compressors, valves, processing plants) Find
the production plan for the reservoirs and the facilities building schedule
Such that demand is satisfied operational and investment costs are minimized
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Some Other Topics
Optimal design of LNG gas plants
Minimizing fuel burning costs in pipeline operations
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Potential Participants in the Proposed Consortium
Gas Producers Pipeline Operators Local Distribution Companies (LDC) Natural Gas Marketing Companies Storage operators
Salt Cavern Aquifers
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Benefits to Industry
Solutions to Problems of Practical Interest in Industry Reports, Website, Clearinghouse Specific Consulting Projects
Cost Sharing of Research across Members Education Services to Industry
Short Courses Direct Access to Students with Expertise in
Modern Tools and Technology
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Benefits to the University
Experience and Education for Students Prepared for working in industry
Real World Research Projects Interaction and guidance from Industry Funding support
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
Industry Comments and Feedback
Do you like the proposed research topics? What do you think about the organization? What other topics would you like to see?
We have a PhD Student available now to work on a topic of interest.
Would you provide data, case study info, priorities, mentoring to this student to include real-world perspective in the research?
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
OU Participant, Faruk Civan
Professor of Petroleum Engineering Research Areas
Natural gas engineering, measurement, processing, hydrates, transportation, and storage.
Corrosion protection in oil and gas wells. Reservoir and well analyses, modeling, and simulation, and
flow assurance
Industry Experience Consultant, Petrolite Corporation Reservoir Engineering Consultant, Enserch Exploration, Inc. Reservoir Engineering Consultant, Mobil Research and
Development Corporation, Dallas Research Division
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
OU Participant, Miguel Bagajewicz
Professor of Chemical Engineering Research Areas
Data reconciliation and leak detection in pipeline networks Instrumentation upgrade to improve leak detection in process
plants and pipelines Refinery operations with pricing and financial risk management Energy efficiency and carbon emission reductions
Industry Experience Process Design- Heavy Water Plant (Argentina). Simulation Sciences (Simsci), USA. OK-Solutions (own company). Several projects with Shell,
ConocoPhillips, Ecopetrol, Pemex and others
Copyright University of Oklahoma Natural Gas Consortium 2007 All Rights Reserved
OU Participant, F. Hank Grant
Professor of Industrial Engineering Research Areas
Simulation and Simulation Languages Electromagnetic Compatibility
“What Cell Phones Do to Things” Inventory and Logistics Systems
Industrial Experience Founder, Pritsker Corp. Founder, FACTROL Consultant, numerous Fortune 500 Companies Lab Director, Hewlett Packard Laboratories Program Director, National Science Foundation