Investigation of rupture and slip mechanisms of hydraulic fractures in multiple-layered formations

J Tang, K Wu, L Zuo, L Xiao, S Sun… - SPE Journal, 2019 - onepetro.org
Weak bedding planes (BPs) that exist in many tight oil formations and shale–gas formations
might strongly affect fracture–height growth during hydraulic–fracturing treatment. Few of the …

Investigate effects of weak bedding interfaces on fracture geometry in unconventional reservoirs

J Tang, K Wu, B Zeng, H Huang, X Hu, X Guo… - Journal of Petroleum …, 2018 - Elsevier
Shale formations often consist of multiple weak interfaces between layers, which is easily
opened during hydraulic fracturing treatment and affect growth of fracture height. Fracture …

High-resolution streamline models of flow in fractured porous media using discrete fractures: Implications for upscaling of permeability anisotropy

R Weijermars, A Khanal - Earth-Science Reviews, 2019 - Elsevier
This paper reviews the equivalent permeability tensor concept for flow in 2D fractured
porous media and adds new fundamental insight from a series of systematic flow …

Physics-driven optimization of drained rock volume for multistage fracturing: field example from the Wolfcamp Formation, Midland Basin

SG Parsegov, K Nandlal, DS Schechter… - SPE/AAPG/SEG …, 2018 - onepetro.org
This paper presents a new workflow comprised of using hydraulic fracture modeling outputs
(effective length, height, and conductivity) for the next step-a discrete fracture flow model …

Numerical investigation of debonding extent development of cementing interfaces during hydraulic fracturing through perforation cluster

Y Yan, Z Guan, B Zhang, W Chen - Journal of Petroleum Science and …, 2021 - Elsevier
The perforation will damage the sealing integrity of cement sheath/cementing interfaces
around the hole more or less, especially the debonding of cementing interfaces may lead to …

Hydraulic fracture propagation paths modeled using time-stepped linear superposition method (TLSM): Application to fracture treatment stages with interacting …

R Weijermars, T Pham, N Stegent… - ARMA US Rock …, 2020 - onepetro.org
ABSTRACT A new fracture propagation simulator, based on a time-stepped expansion
(TLSM) of the 2D linear superposition method (LSM), is applied here to study the growth of …

The effect of hydraulic fracture geometry on well productivity in shale oil plays with high pore pressure

DA Arias Ortiz, L Klimkowski, T Finkbeiner, TW Patzek - Energies, 2021 - mdpi.com
We propose three idealized hydraulic fracture geometries (“fracture scenarios”) likely to
occur in shale oil reservoirs characterized by high pore pressure and low differential in situ …

The effective cluster spacing plays the vital role in unconventional reservoir development–Permian Basin case studies

H Xiong - SPE Hydraulic Fracturing Technology Conference and …, 2020 - onepetro.org
Through near 3000 horizontal producing wells on University Lands in the Permian Basin, we
have performed a series of case studies to systematically investigate the most critical …

High-resolution visualization of flow interference between frac clusters (part 1): model verification and basic cases

R Weijermars, A Van Harmelen, L Zuo… - SPE/AAPG/SEG …, 2017 - onepetro.org
The reservoir drainage around horizontal wells is visualized at high-resolution using a newly
developed analytical streamline simulator based on complex potentials. Drainage contours …

Flow interference between frac clusters (part 2): field example from the Midland basin (Wolfcamp Formation, Spraberry Trend Field) with implications for hydraulic …

R Weijermars, A Van Harmelen, L Zuo - … Conference, Austin, Texas …, 2017 - library.seg.org
This study expands the high-resolution visualization of the drainage around horizontal wells
using a newly developed analytical streamline simulator. A first case of single synthetic …