Well Data Labs and ResFrac collaborated with Devon Energy is demonstrate an automated workflow for calibrating ResFrac models to Sealed Wellbore Pressure Monitoring (SWPM) data from HFTS 1 Phase 3 refrac project in the Eagle
ResFrac lends itself particularly well to the optimization of hydraulically stimulated geothermal wells. ResFrac not only computes fracturing and reservoir flow simultaneously, but also calculates thermal stress changes and supercritical fluid properties. Fowler and McClure
HFTS 2 is one of the highly measured hydraulic fracturing pads in the world. In 2021, the HFTS 2 consortia and ResFrac collaborated on a modeling study to incorporate all the advanced diagnostics in HFTS
Parent-child interactions have been a continual challenge for the unconventional oil and gas industry in recent years. At HFTC 2022, Devon and ResFrac co-authored a study on modeling parent-child interactions in the STACK in Oklahoma
The main parameters of interest derived from a diagnostic fracture injection test (DFIT) are minimum in-situ stress, reservoir pressure, and permeability. The latter two can only be obtained uniquely from the transient reservoir responses, often
The problem of a plane strain hydraulic fracture propagating in a layered formation is considered. Fracture toughness, in-situ stress, and leak-off coefficient are assumed to vary by layer, while the elastic properties are kept constant
Well spacing and hydraulic fracture design optimization are among the most important challenges confronting companies operating in unconventional reservoirs. Field trials are time-consuming and expensive. Reservoir simulation and/or rate transient analysis can help guide development
This paper demonstrates how geochemical production allocations can be used to calibrate reservoir simulation models and improve the optimization of well spacing and hydraulic fracture design in unconventional assets. Geochemical analyses provide quantitative assessments of
This paper presents a calibration and optimization workflow using a fully coupled hydraulic fracturing, reservoir, and geomechanics simulator, as applied to the HFTS-2 dataset in the Delaware Basin, Texas, USA. Modeling began with building a
The problem of a plane strain hydraulic fracture propagating in a layered formation is considered. Fracture toughness, in-situ stress, and leak-off coefficient are assumed to vary by layer, while the elastic properties are kept constant
This study describes an automated history matching and optimization workflow using an integrated hydraulic fracturing reservoir simulator and applies the workflow in four cases. The automated workflow solves a formal mathematical optimization problem to minimize
Multistage hydraulic stimulation has the potential to greatly expand the production of geothermal in the United States and worldwide. Zonal isolation and limited-entry completion overcome the problem of flow localization and generate hundreds or thousands
Parent/child interactions pose a critical challenge for oil and gas shale producers. The industry has progressed significantly in its understanding of causes and mitigation. However, important uncertainties remain. Fracture-driven interactions or more commonly, “frac hits”,
The stimulation design of hydraulically fractured wells has always pitted the engineer’s capability to maximize the fracture extent (or fracture half-length within the formation) versus the conductivity of the fracture pack generated by the deposited
We performed a modeling study calibrating a coupled “true” hydraulic fracturing and reservoir simulator to a complex set of observations from a parent-child well pad in the STACK play located in the Anadarko Basin area
In URTeC-123-2019, a group of operators and service companies presented a step-by-step procedure for interpretation of diagnostic fracture injection tests (DFITs). The procedure has now been applied on a wide variety of data across North
We performed a modeling study to compare the feasibility of three geothermal designs: a closed- loop heat exchanger, a closed-loop heat exchanger with hydraulic fractures engineered to contain thermally conductive material, and an open-loop two-well
Dr. Egor Dontsov, Chief Scientist at ResFrac gave a presentation to the ARMA HFC Warm-Up Series entitled “Morphology of Simultaneously Propagating Hydraulic Fractures.” Current hydraulic fracture designs rely heavily on inducing multiple cracks within each
Apache used ResFrac to tightly constrain their Midland Basin pad models. Apache is a leader in gathering and interpreting advanced diagnostics. In SPE-204172, Shahri et al., describe the detailed calibrations possible with ResFrac and cross-well
In the last decade, we have observed major advancements in different modeling techniques for hydraulic fracturing propagation. Direct monitoring techniques such as fibre-optics can be used to calibrate these models and significantly enhance our understanding
Stage length and perforation cluster spacing are important design parameters for multi-stage hydraulic fracturing. This study aims to demonstrate that the interplay between subtle variations of the least principal stress (Shmin) with depth and the
In conventional formations, it has long been established that designing fracture treatments with improved near-wellbore conductivity generates improved production and economic returns. This is accomplished by pumping treatments with increased proppant concentration in the final
Stage length and perforation cluster spacing are important design parameters for multi-stage hydraulic fracturing. This study aims to demonstrate that the interplay between subtle variations of the least principal stress (Shmin) with depth and the
ResFrac performed an integrated parent/child study with Hess in the Bakken shale. The well history involved a complex series of production, reinjection, DFITs, a frac hit from an offset well, and subsequent production uplift. Because
Understanding effective fracture length and characterizing drainage patterns is critical for optimal development of unconventional resources. This paper documents a comprehensive field experiment in the Bakken formation, where several fracture diagnostic technologies and drainage mapping
Paper presented at the SPE Hydraulic Fracturing Technology Conference and Exhibition, The Woodlands, Texas.
Range Resources Corporation is a top-ten natural gas producer with operations in the Marcellus Shale and North Louisiana. Over the years, Range Resources has, and continues to, incorporate leading practices and engineering solutions into every
Eagle Ford Completion Optimization SUMMARY Recoil Resources is an innovative and technology-forward growth operator in the oil window of the Eagle Ford shale. Recoil and ResFrac collaborated on the project to history match a two-well
Paper presented at the Unconventional Resources Technology Conference, Denver, Colorado.
Summary Liberty Resources is a leading operator in the Bakken. Already well-known for using innovative modern designs (Weddle et al., 2018), Liberty hired ResFrac to investigate further opportunities to improve design. Integrating geological, petrophysical, and
Paper SPE-195980-MS presented at the SPE Annual Technology Conference and Exhibition, Calgary, Alberta. 2019 | Garrett Fowler, Mark McClure, and Craig Cipolla View Publication
Paper presented at the Unconventional Resources Technology Conference, Denver, Colorado.
Paper 19ERM-P-214-SPE presented at the SPE Eastern Regional Meeting, Pittsburgh, Pennsylvania.
Summary In Hess’s Utica Point Pleasant development, a standard DFIT interpretation yielded a permeability estimate of nearly 1 microdarcy, much higher than the company’s internal estimate of 10-20 nanodarcies (Cipolla et al., 2018). The DFIT
The ResFrac DFIT study was a one-year collaborative effort sponsored by six operators and one service company. The study integrated ResFrac’s unique DFIT modeling capability with the expertise and experience of operators. We performed a
Summary California Resources Corporation (CRC) produces from the Wilmington Field in Southern California. For more than 50 years, water injection has been used successfully to abate subsidence and improve recovery. In recent years, they have
Abstract This paper describes three applications of a fully integrated hydraulic fracturing, reservoir, and wellbore simulator. The simulator describes hydraulic fracturing, shut-in, and production in a single continuous simulation. It describes multiphase effects (using either
Abstract We present a three-dimensional reservoir, wellbore, and hydraulic fracturing simulator with the following capabilities: (1) compositional fluid model, (2) multiphase flow, (3) thermal, (4) proppant transport with gravitational settling, bulk slurry gravitational convection, hindered
Abstract I propose the 1D Subgrid Method for calculating fluid exchange between fractures and matrix with a non-conforming mesh. The method is demonstrated on linear and radial flow problems. The method has negligible computational cost
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