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Keywords: assessment
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Proceedings Papers
New Methods for Assessment of Permeability and Saturation-Dependent Relative Permeability in Tight Rock Samples
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4011664-MS
... Abstract Understanding the fluid-flow characteristics in reservoir rocks requires a reliable assessment of permeability and saturation-dependent relative permeability. It is also essential for quantifying the primary recovery mechanisms and enhancing the ability to exploit reserves...
Proceedings Papers
Reservoir Depletion Assessment While Drilling with Advanced Mud Gas Logging
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4026709-MS
... Abstract Objectives/Scope: Proper assessment of reservoir depletion by offset development is essential for well spacing and completion optimizations, particularly in infill developments. Typically, such assessment is available after new wells are completed or eventually put on production...
Proceedings Papers
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4044732-MS
... Abstract This paper outlines how modern horizontal well completion designs and stimulation techniques are being further optimized with new assessment techniques and leading to even more efficient operations and evenly stimulated stages along longer laterals in the reservoir. Chevron wanted...
Proceedings Papers
Optimizing Development Strategies for Unconventional Reservoirs of Abu Roash Formation in Western Desert of Egypt
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4044905-MS
... Abstract Unconventional shale formations pose unique challenges and opportunities for hydrocarbon extraction. This study focuses on the Abu Roash Formation (ARF) in Egypt's Western Desert, aiming to assess its potential as an unconventional reservoir. Leveraging insights from successful North...
Proceedings Papers
A Holistic Corporate Approach to Unleash Hydrocarbon Potential from Unconventional Resources in Kuwait
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3859258-MS
... assessment, identification of challenges and derive a holistic methodology to create the most feasible development roadmap for each of the Unconventional Reservoir Classes with engineering-driven and fit-for-purpose, risk-minimizing completion designs to deliver potential solutions that could be implemented...
Proceedings Papers
Estimating Real-Time Pore Pressure at the Bit via Machine Learning
Available to PurchaseMatthew Reilly, Gareth Taylor, Orlando De Jesus, Muhlis Unaldi, John Thurmond, Mike Party, Koda Chovanetz
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3865091-MS
... instant and does not require human synthesis and calculation of the data which must then be relayed to the rig. Theory and Method The use of drilling data to detect pore pressure is rooted in the fundamental assessment that drilling a well disturbs the stress state of the subsurface. As pore fluid...
Proceedings Papers
Unconventional Reservoir Flow Assessment Using Spectral Acoustics and Numerical Temperature Modelling
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3721549-MS
... Abstract Unconventional wells have been known to revolutionize the oil and gas industry in the last decade. The downhole diagnostics play an essential part in understanding the well completion and reservoir performance. Main objectives for the downhole surveys can include: – Assessment...
Proceedings Papers
Refracturing in the Bakken – An Analysis of Data from Across North Dakota
Available to PurchaseChantsalmaa Dalkhaa, Nicholas A. Azzolina, Alex Chakhmakhchev, Bethany A. Kurz, James A. Sorensen, Charles D. Gorecki, John A. Harju
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3723732-MS
... Production and Optimization Program (BPOP), and will cover 1) a review of the wells that have been refractured in the North Dakota portion of the Bakken petroleum system (BPS), 2) an evaluation of production performance of the refractured wells, 3) an assessment of refracturing economics, and 4...
Proceedings Papers
Petrophysical Modeling to Improve the Understanding of Geothermal Exploration in a Sedimentary Field on Texas Gulf Coast Basin
Available to PurchaseLaura Ortiz-Sanguino, Cesar Vivas, Danny Rehg, Denise Knight, Stephanie Perry, Adam Bradley, Heather Bedle, Saeed Salehi, Sean Marshall
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3722276-MS
... (in less detail) to assess the heat flow vertically among targets. The properties were initially upscaled using arithmetic averaging and then modeled in 3 dimensions using sequential gaussian simulation. The 3D porosity and permeability models provided an understanding of the reservoir quality along...
Proceedings Papers
Continuous Lookback, Calibration, and Adjustment Reduces Biases and Improves Reliability of Production Forecasts
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5211-MS
... Abstract Some of the underperformance encountered in the petroleum industry is attributed to cognitive biases in project assessments (estimates or forecasts). It has been shown in the literature that if biases are reduced, portfolio profitability is increased. We will demonstrate that biases...
Proceedings Papers
Fluid Characterization and Volumetric Assessment in the Montney…One Tricky Fluid System
Available to PurchaseAaron J. White, Wesley Feick, Nina Prefontaine, F. Brent Thomas, Juan Marin, Jared Ponto, Ronnel Apil, Carter Clarkson
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5594-MS
... Abstract Fluid characterization and correct volumetric assessment can be very difficult to quantify in saturated fluid systems. Commonly, during initial fluid sampling, the flowing sand face pressure condition is less than saturation pressure, leading to multiphase flow. In this common...
Proceedings Papers
Permian Delaware Basin Wolfcamp A Formation Productivity Analysis and Technically Recoverable Resource Assessment
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-3167-MS
... Additive exPlanations (SHAP); 2) to predict the EUR of future wells and assess the technically recoverable oil in a focus study area (5,000 sq. mi, ~40% of the Delaware Basin by area) of Delaware WCA formation. Our results show that hydraulic fracturing water use intensity (HFI), true vertical depth...
Proceedings Papers
Results of the 2019 U.S. Geological Survey Assessment of Water and Proppant Associated with Petroleum Production from the Eagle Ford Group, Texas
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-3080-MS
... Abstract The U.S. Geological Survey (USGS) recently completed an assessment of water and proppant demands associated with petroleum production from the Upper Cretaceous Eagle Ford Group in South Texas. The water and proppant assessment builds on the 2018 petroleum assessment conducted...
Proceedings Papers
A Statistical Approach to Understanding Fluid Geochemistry Changes in Unconventional Plays
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2166-MS
... geology unconventional resource economics unconventional system production allocation assessment core extract maturity energy economics artificial intelligence drilling operation statistically variability wolfcamp machine learning complex reservoir allocation core sample signature target...
Proceedings Papers
A New Workflow for Improved Resistivity-based Water Saturation Assessment in Organic-Rich Mudrocks
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2590-MS
... Abstract Reliable fluid saturation assessment in organic-rich mudrocks has been a challenge for the oil and gas industry. Composition and spatial distribution of rock components have a significant impact on electrical resistivity and, thus, on hydrocarbon reserves estimates. Clays are typically...
Proceedings Papers
Integrated Workflow for Identifying Exploration Targets and Quantifying Prospective Resources of the Lower Barmer Hill Resource Play, Barmer Basin, India
Available to PurchaseUtpalendu Kuila, Ajit Sahoo, Creties Jenkins, Tania Dev, Sandipan Dutta, Siddhant Batshas, Chandler Wilhelm, P. Jeffrey Brown, Arpita Mandal, Soumen Dasgupta, Premanand Mishra
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2845-MS
... shale well logging complex reservoir log analysis equation of state reservoir characterization shale gas unconventional resource economics thickness assessment boundary sub-play polygon software engineering organic richness sensitivity play segment recovery factor interpretation...
Proceedings Papers
Assessment of the Reliability of Reserves Estimates of Public Companies in the U.S. and Canada
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 22–24, 2019
Paper Number: URTEC-2019-652-MS
...-downs later. Introduction Estimating reserves is an important process in most companies, as these estimates can have a large impact on company valuation. An estimate of reserves is inherently a probabilistic assessment; the different reserves categories (1P, 2P, 3P) quantify the uncertainty...
Proceedings Papers
Reliable Solid Organic Matter Thermal Maturity Assessment Using Surface Enhanced Raman Spectroscopy and Case Studies
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 23–25, 2018
Paper Number: URTEC-2881369-MS
... Abstract The objective of this study has been to assess the potential applicability of Surface Enhanced Raman Spectroscopy (SERS) as a routine method for the quantification of source rock maturity. Despite decades of experience with the application of vitrinite reflectance and a host of proxy...
Proceedings Papers
Development of Raman Spectroscopy as a Thermal Maturity Proxy in Unconventional Resource Assessment
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 23–25, 2018
Paper Number: URTEC-2903536-MS
... temperature solid bitumen reflectance oven temperature complex reservoir calibration assessment reflectance measurement spectra URTeC: 2903536 Development of Raman Spectroscopy as a Thermal Maturity Proxy in Unconventional Resource Assessment Grant A. Myers*1, Kelsey Kehoe1, Paul Hackley2. 1WellDog...
Proceedings Papers
USGS Assessment of Water and Proppant Requirements and Water Production Associated With Undiscovered Petroleum in the Bakken and Three Forks Formations
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 24–26, 2017
Paper Number: URTEC-2693359-MS
... Summary The U.S. Geological Survey (USGS) has conducted an assessment of water and proppant requirements, and water production volumes, associated with possible future production of undiscovered petroleum resources in the Bakken and Three Forks Formations, Williston Basin, USA. This water...
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