TOPICS OF INTEREST
Have Oil Sands Producers Found an On-Off Switch for Their Wells?
When oil demand vaporized, oil sands producers cut 300,000 B/D of production from wells using steam injection to produce bitumen. It is a huge test of something they have long been reluctant to do—turn down in-situ production when prices plunge.
Reservoir Commentary: Potential Implications of Long-Term Shut-Ins on Reservoir
New commentary from the SPE Reservoir Advisory Committee (RAC) provides key high-level insights on the potential consequences of long-term shut-ins on conventional and unconventional reservoirs.
Major Operators Submit Plans for Northern Lights JV
An investment decision this year would sanction Norway’s first CO2 storage project. Phase 1 is expected to be operational in 2024.
Interview With George King: Better Practices for Well Shut In and Startup
The industry has very limited experience in shuttering production on a large scale in unconventional reservoirs. Many questions remain on how stimulated, nanodarcy shale reservoirs may respond. George King discusses the paradigm shifts needed in the industry.
The Great Shale Shut-In: Uncharted Territory for Technical Experts
As tight-oil producers move to curtail production, hard-to-answer questions are being raised about how shuttered wells will come back. The issue reveals key uncertainties about the delicate flow paths that define unconventional reservoirs.
Managing Risk and Reducing Damage From Well Shut-Ins
A technical synopsis of major considerations for unconventional wells facing prolonged shut-ins. The review includes deciding factors for kill fluid selection and risks of incompatible fluid mixing.
Texas Railroad Commission, Executives Hold Hearing To Explore Production Quotas
Even some free-market advocates are calling for regulators to step in and try to help pull them out of what feels like a chasm by setting production limits.
New Modeling and Simulation Techniques Optimize Completion Design and Well Spacing
Proper lateral and vertical well spacing is critical for efficient development of unconventional reservoirs. Much research has focused on lateral well spacing but little on vertical spacing, which is challenging for stacked-bench plays such as the Permian Basin.
Is Depression-Era Production Regulation What OPEC Really Wants To See?
The notion that the state of Texas could help oil producers by limiting production at a time when the market is glutted has a real history in Texas, but an iffy future.
Shale Producers Adopt Geochemistry Fingerprinting to Quantify Cross-Well Production
Knowing which horizon crude oil flows from and in what proportions has been a major challenge for shale producers. Increasingly, they are turning to new technology to find the answer.
Report: “Simple” Well Spacing Calculations Are Inaccurate and Costly
Figuring out how far apart to place horizontal wellbores remains one of the biggest challenges facing the future of the shale revolution. One roadblock appears to be the way in which the sector has traditionally measured these distances.
Alliances Drive Upstream Digital Deployment
Partnerships with big tech, tech startups, and innovative service companies—and the merging of their data, cloud, and software applications—are proving essential for operators in the scaling phase of digital deployment. Equinor, Microsoft, and Halliburton are among those joining forces.
Optimization Framework Improves Mariner Field Development
The growing popularity of model-based optimization work flows has resulted in an increase in their application to field cases.
Considering Time and Space in Drilling and Completion Can Reduce Well Interference
The complete paper describes a physics-based model of interference and a sensitivity study to propose guidelines for well spacing and a drilling timeline for multiple horizontal wells in the Vaca Muerta shale.
Operator Executives Share Haynesville Development Strategies
Indigo Natural Resources, Aethon Energy, and Rockcliff Energy are among the most active operators in the revived Haynesville Shale of North Louisiana and East Texas. And most people outside of the region likely have never heard of them.
Ghawar vs. Permian Basin: Is There Even a Comparison?
While some try to put the two enormous oil producers toe-to-toe, the best thing to do might be to understand why they are different.
Shale CEO on Parent-Child Challenge, Well Declines: We Know
Encana CEO Doug Suttles assures that shale executives are acutely aware of the parent-child well challenge, and he doesn’t think it’s “a big threat” to the sector.
Shale Executives Address Investor Concerns Over Production, Frac Hits, Up-Spacing
The technical challenges imposed by tight well spacing and fracture interactions have become a focal point of recent earnings calls between investors and the leaders of several shale producers. The picture of the future is becoming clearer, and there are fewer oil wells in it.
To Solve Frac Hits, Unconventional Engineering Must Revolve Around Them
The struggle to overcome the challenge of frac hits has led to a critical dialogue about which pathway the shale sector should take. One idea is to simply put the problem at the center of every major decision.
Wireless Downhole Gauges Help Maximize Value of Appraisal Test in Abandoned Well
This paper describes the acquisition and interpretation of long-term pressure-buildup data in a plugged and abandoned deepwater appraisal well.
Analysis Quality Determines Value of Diagnostic Fracture Injection Tests
Fighting Water With Water: How Engineers Are Turning the Tides on Frac Hits
If the shale sector’s most complex problem can be solved, it will require companies to use their wells as a team. Newly detailed field work shows that a good defense is the key to success.
BP, Chevron Bring Two More Offshore Projects on Stream
Majors BP and Chevron have overcome development challenges and delays to launch their respective Clair Ridge and Big Foot projects.
Can Machine Learning Mitigate Frac Hits?
BHGE is developing an analytics and machine-learning approach that offers descriptive and predictive insights on frac hits, with the aim of eventually offering a real-time monitoring capability to be deployed during frac jobs.
BP and Startup Beyond Limits Try To Prove That Cognitive AI Is Ready for Oil and Gas
BP has invested more than $100 million into nine different startup companies in the past 2 years—but only one of them wants to turn your brain into a piece of its software.
In the Battle Against Frac Hits, Shale Producers Go to New Extremes
The rise of cube developments in the Permian Basin has introduced a new way of thinking for some of the region’s biggest players.
Shale Output Redefining US Production
US oil production is getting lighter and gas production is spreading as unconventional formations feed export growth.
Need for Reserves Replacement Drives Exploration Investment
Despite an abundance of discovered resources, most companies are still running at unsustainable reserves replacement levels, necessitating further investment in exploration of conventional and unconventional reservoirs.
Shale EOR Works, But Will It Make a Difference?
The promise of getting 30% more oil production from shale wells has set off a race by companies trying to see if they can replicate what EOG has done. But the big question is: Can it add enough oil to increase the industry’s low average recovery rate?
Unconventional Resources: Will Shale Oil Ever Make Money? Quite Possibly Next Decade
This well-established oilfield consultancy explains why 2020 might be a big year for the unconventional sector.
Look out World, The US Is Again a Gas-Exporting Country
The US is emerging as a gas-exporting nation, and that is going to mean big changes globally.
Fieldwide Determination of Directional Permeabilities Through Transient Well Testing
Knowledge of the maximum- and minimum-permeability directions in anisotropic reservoirs helps to optimize injector and producer locations and is important for reservoir management, especially under secondary or enhanced recovery of hydrocarbons.
New Permian Oil Play Requires Pumping and Persistence
A new play in the Permian Basin is unconventional in an unexpected way: there is a small group of independents producing from a watery formation where oil production begins after they have pumped only water for weeks.
Integrated Asset Modeling: An Approach to Long-Term Production Planning
With declining trends in production and dwindling reserves for a 35-year-old offshore field, the Samarang Redevelopment Project was initiated with a vision toward implementing integrated operations as an asset-management decision-support tool.
Reservoir Performance and Monitoring
The current reservoir-performance-monitoring technologies are being improved continuously for better reservoir understanding, more-accurate short- and long-term production forecasting, and lower overall operational costs.
Marcellus Wells: Ultimate Production Accurately Predicted From Initial Production
In this work, the authors perform automatic decline analysis on Marcellus Shale gas wells and predict ultimate recovery for each well.
A Full-Field Interwell Tracer Program on a Giant Carbonate Oil Field
This paper reviews the design and implementation of a full-field interwell tracer program for a giant onshore oil field in Abu Dhabi.
SAGD and Fiber-Optic Distributed Acoustic and Temperature Sensing
Distributed temperature sensing (DTS) is the most common fiber-optic measurement used for steam-assisted-gravity-drainage reservoir monitoring.
Young Technology Showcase—Top-Down Modeling: A Shift in Building Full-Field Models for Mature Fields
Data-driven, or top-down, modeling uses machine learning and data mining to develop reservoir models based on measurements, rather than solutions of governing equations.
SPE Technical Directors Think Cooperatively: Working Outside the Lines
SPE’s technical directors are focused on problems that require working outside the bounds of their discipline.
A Long-Term View From Multiple Angles
A condensed version of what is on the minds of SPE’s technical directors is: The industry needs multidisciplinary, data-driven ways to adapt to what is ahead, focus on what is critical for decision making, and take a long view as another generation takes over.
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23 July 2020
04 August 2020