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Keywords: perforation
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Proceedings Papers
Case Studies: Integrated Production Profiling Analyses from Distributed Temperature and Acoustic Data
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4027567-MS
... application estimation geology reservoir surveillance production control perforation das identification unconventional resource technology conference workflow URTeC: 4027567 Case Studies: Integrated Production Profiling Analyses from Distributed Temperature and Acoustic Data Yilin Mao*1, Caroline...
Proceedings Papers
Perforation Efficiency Quantification Utilizing Raw Stimulation Data for Hydraulically Fractured Unconventional Wells
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4032879-MS
... Abstract The scope of this paper is to introduce a non-invasive simplified workflow that estimates perforation efficiency utilizing raw stimulation data. The paper illustrates how results from this simplified workflow were accurately and successfully benchmarked against industry-known...
Proceedings Papers
Monte Carlo Simulation of Proppant Allocation in Multi-Cluster Stages Using Perforation Erosion Images
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4040074-MS
... placement (higher SDE) is beneficial for well productivity. The results of proppant allocation using two data types, fiber optic distributed acoustic sensing (DAS) and images of perforation erosion, are presented, and compared in this case study from Vaca Muerta field. Shell acquired various diagnostic...
Proceedings Papers
A Comparison of Petrophysically Derived Post Refrac Recoverable Oil and Gas with Offset New Well EUR Results
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4042322-MS
... to bullhead diverter treatments that re-stimulate existing perforations and these are no longer a "best practice" in most cases (Barba 2024). Once mechanical isolation is employed and legacy perforations are sealed off permanently the treatment becomes a "recompletion" of previously unstimulated portions...
Proceedings Papers
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4044732-MS
... to improve their completion design and perforating strategies in the Denver-Julesburg (DJ) basin, and utilized high-resolution acoustic imaging in combination with surface treatment data in a three-phase multi-well assessment to improve their stimulation programs. The assessment quantified the impact...
Proceedings Papers
Midland Basin Integrated Diagnostic Insights on Plug Isolation and Selection
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4055303-MS
.... For the ultrasonic scans, a casing-wall loss percentage threshold was employed as the primary plug performance metric. When testing alternative plug options, static plug pressure tests were conducted at the surface prior to perforation. Drillout times were also assessed. Results/Observations/Conclusions...
Proceedings Papers
Fracturing Fluid Chemistry and Job Placement Design Optimized for Formation Skin Damage Reduction Improves Well Performance: A Permian Midland Basin Case Study
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3830016-MS
... coefficient drilling fluid chemistry productivity perforation investigation laboratory workflow wolfcamp midland basin concentration URTeC: 3830016 Fracturing Fluid Chemistry and Job Placement Design Optimized for Formation Skin Damage Reduction Improves Well Performance: A Permian Midland Basin...
Proceedings Papers
Integrated Petrophysical Characterization of Hydrocarbon Shale Unconventional Reservoirs Using a Rock Typing Approach, Case Study, Vaca Muerta Play, Neuquén Basin, Argentina
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3860586-MS
... thickness and show a good correlation to production performance. It was observed that the distribution of the perforated intervals in the completion stages corresponded to the most fragile rock types that would guarantee the propagation of fractures and an efficient connection with zones of interest...
Proceedings Papers
Analysis of Uniformity of Proppant Distribution Between Clusters Based on a Proppant-Wellbore Dynamics Model
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3854538-MS
... Abstract Limited entry technique is often employed to achieve uniform flow distribution between perforation clusters during hydraulic fracturing treatment. However, the proppant distribution between clusters will not necessarily be uniform, even if the slurry distribution is uniform...
Proceedings Papers
Optimizing Completion Design to Improve Near-Wellbore and Far-Field Cluster Efficiency: Leveraging Downhole Data and Calibrated Physics-Based Models
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3860762-MS
... Abstract Measurements such as in-well and cross-well fiber optics, perforation-imaging, and slant well coring have indicated that fracs from perforation clusters grow unevenly in the near wellbore and far-field. Sub-optimal cluster efficiency is caused by in-situ rock variations, poor cement...
Proceedings Papers
Optimizing Completions by Enhancing Near-Field Connectivity and Mitigating Stress Shadowing in Real-Time via Acoustic Based Workflow
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3867323-MS
... by increasing trends in instantaneous shut-in pressure (ISIP). Rate per perforation was found to be a statistically significant predictor of near wellbore connectivity. Far-field diverter was also used to enhance nearfield connectivity and achieve better uniformity. Introduction Hydraulic fracturing...
Proceedings Papers
Optimization of the Proppant Placement Through the Perforations in Multistage Hydraulic Fracturing: A Laboratory-Scale Experimental Investigation
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3871668-MS
... Abstract To meet production targets and report fewer operational issues, many companies are looking to improve cluster efficiency during hydraulic fracturing operations by having more productive perforating clusters that contribute to well production. One key factor that has been emphasized...
Proceedings Papers
A Coupled Model for Three-Dimensional Hydraulic Fracture Propagation and Proppant Transport
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3715179-MS
... includes Proppant Transport Efficiency (PTE) versus Perforation Flow Ratio (PFR) correlations based on the computational fluid dynamics/discrete element method analysis to describe the proppant distribution within each cluster. To the authors’ knowledge, this is the first application of a coupled simulator...
Proceedings Papers
Computational Fluid Dynamics (CFD) Guided Stage Design Optimization for Hydraulic Fracturing
Available to PurchaseTim Benish, Rosmer Brito, James S. Brown, Ying Liu, Ted Long, Matthew Spiecker, Dragan Stojkovic, Owen Hehmeyer
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3720345-MS
... Abstract The plug and perf method of hydraulic fracturing stimulation divides and isolates wellbores into a series of stages, each stage consisting of multiple clusters of perforations. Uniform distribution of proppant across all clusters within a stage can decrease completion cost (i.e. lower...
Proceedings Papers
Completions Optimization and Fracture Evaluation of Infill Wells: A Southern Delaware Basin Case Study
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3723755-MS
... of both primary and infill wells, resulting in a loss of resources. This loss can be lessened by completion strategies that minimize the impact of the fracture-driven interactions. The best well performance was obtained using engineered, rather than geometric, perforation placement; and by pumping lower...
Proceedings Papers
Transforming Video Camera-Based Analytics into a Well Performance Indicator
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3723896-MS
... Abstract Video camera-based perforation analytics in hydraulic fracturing provides the highest resolution fracture diagnostics. It directly provides the condition of perforations which are the main "touchpoints" to the reservoir for proppant placement and eventually production. Without...
Proceedings Papers
A Novel Casing in Casing Refracturing Treatment for A Bullheading Re-Fractured Well in Fuling Shale Gas Field-A Case Study
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3724018-MS
... in 2021. The CiC refracturing method was to cement a 3.5-in. liner in the legacy 5.5-in. casing, where the original perforations were sealed, and new plugging and perforating (P-n-P) operations were performed in the reconstructed wellbore. During the BH refracturing, the treating pressure gradually...
Proceedings Papers
Case Study of a Wireline Deployable Spearhead Acid in the Denver-Julesburg Basin
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5046-MS
...) in the hole and perforating through the HCR, instead of using traditional spearhead methods and hydrochloric acid (HCl). A case study is presented which includes the time to reach designed frac rate, total stage pump time, and average pad rates. It was observed that the total pump time to reach designed frac...
Proceedings Papers
Efficient Prediction of Proppant Placement Along a Horizontal Fracturing Stage for Perforation Design Optimization
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5254-MS
.... Computational Fluid Dynamics (CFD) has been used to model proppant transport in wellbore to improve perforation and fracturing design for achieving uniform proppant placement. However, traditional CFD modeling of a full-scale stage is computationally expensive, which limits its applicability in the completion...
Proceedings Papers
Experimental Investigation of Proppant Placement in Multiple Perforation Clusters for Horizontal Fracturing Applications
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5298-MS
... Abstract Proppant placement plays an important role in stimulation effectiveness. In recent years, numerous studies have been conducted to understand proppant transport in both wellbores and fractures. However, achieving uniform proppant placement in each perforation cluster remains...
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