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Keywords: fracture
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Proceedings Papers
Applied Modelling of Shale Oil Cross-Scale Flow Behaviors in Gulong, China
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the APOGCE 2024, October 15–17, 2024
Paper Number: SPE-221156-MS
... Abstract Gulong shale oil is characterized by abundantly enriched nanopores and bedding fractures. A critical challenge of shale oil reservoir simulation is the representation of complex cross-scale flows among tight matrix, bedding fractures and hydraulic fractures, which require fine gridding...
Proceedings Papers
New Understanding of Non-Uniform Extension Mechanism of Horizontal Fractures in Shallow Hypertonic Reservoirs and Research on Main Controlling Factors
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the APOGCE 2024, October 15–17, 2024
Paper Number: SPE-221272-MS
... concentration optimization performance requirement drilling fluid management & disposal separation and treating oilfield equipment variable pitch hydrocyclone stainless steel propagation complex reservoir reservoir characterization clastic rock hydraulic fracturing horizontal fracture...
Proceedings Papers
Integrated Drilling and Evaluation Solutions to Mitigate Drilling Hazards and Improve Drilling Efficiency in the Mahu Oil Field - A Case Study from Western China
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the APOGCE 2024, October 15–17, 2024
Paper Number: SPE-221240-MS
... by the high risk of instability associated with a few shaly intervals in the overburden build section which have been known to cause serious wellbore instability-related problems. In the reservoir, the presence of natural fractures narrows the safe mud weight window due to the high collapse pressures of shale...
Proceedings Papers
Optimization of Shallow Shale Gas Reservoir in Mountainous Area Development Strategy and Well Type - A Case Study of Zhaotong Shale Gas Demonstration Area in Southern China
Available to PurchaseYunyi Liu, Chenggang Xian, Xiaoqing Huang, Muyang Zhang, Yang Liu, Xin Chen, Jianjun Wang, Cheng Liu, Yong He
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the APOGCE 2024, October 15–17, 2024
Paper Number: SPE-221243-MS
... Abstract Shallow shale gas reservoirs in mountainous terrains are influenced by "low formation pressure, significant variations in burial depth, steep formation dips, and the presence of fractures and microstructures", posing challenges in aligning well types and development strategies...
Proceedings Papers
Experimental Investigation of Infilled-Shear Fractures Conductivity in Shale Reservoirs
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the APOGCE 2024, October 15–17, 2024
Paper Number: SPE-221242-MS
... Abstract The study and assessment of flow conductivity within infilled-shear fractures play a pivotal role in guiding the development of shale gas resources. This paper presents an investigation using shale reservoir rock samples from the Longmaxi Formation. We employed a novel infilled-shear...
Proceedings Papers
CCS Development Optimisation via a Cost-Effective Reservoir Simulation Technology: Full-Field Simulation of CO 2 Sequestration with Conductive Faults by Embedded Discrete Fracture Model
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the APOGCE 2024, October 15–17, 2024
Paper Number: SPE-221260-MS
... multi-phase displacement process in a practical framework of flow simulations. In this study, we present an efficient workflow using an Embedded Discrete Fracture Model (EDFM) to simulate CO 2 flow via conductive faults and its application to the full-field scale assessment. The EDFM approach has been...
Proceedings Papers
Densest Arrangement of Friction Lcm Particles Packing with a Power-Law Grain Size Distribution Via Dem Method
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the APOGCE 2024, October 15–17, 2024
Paper Number: SPE-221139-MS
... Abstract Lost circulation pose a primary challenge in the exploration and development process. For the problem of Lost circulation in fractured formations, the addition of plugging materials with different functions and in specific proportions into the drilling fluid to seal the fractures...
Proceedings Papers
Principal Stress or Large-Scale Natural Fracture/Fault—What Dictates the SRV of Deep Shale Gas Reservoirs: Perspective from the Southern Sichuan Basin
Available to PurchaseJie Zeng, Xi Wang, Zhihong Zhao, Xiaoyu Zhao, Lijia Wang, Jianchun Guo, Ran Zhang, Shan Ren, Bin Liu, Yangyang Li
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the APOGCE 2024, October 15–17, 2024
Paper Number: SPE-221248-MS
... Abstract In-situ stress is generally regarded as one of the most crucial factors controlling hydraulic fracture characteristics. Fracture propagation is expected to be perpendicular to the minimal horizontal stress. However, microseismic monitoring results of deep shale gas reservoirs...
Proceedings Papers
Research on the Fracturing Technology of Three Steps Method for Tight Sandstone Gas: A Case Study in Songliao Basin, China
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the APOGCE 2024, October 15–17, 2024
Paper Number: SPE-221307-MS
... Abstract Tight sandstone gas is the main gas source for increasing storage and production in Songliao Basin, China. Due to the deep burial depth, poor physical properties, and small pore throats of the reservoir, large-scale fracture network fracturing leads to uncontrolled fracture height...
Proceedings Papers
The Best Practices and Workflow of Tight Reservoir Fracturing Diagnosis, Optimization, and Productivity Evaluation
Available to PurchaseHuijuan Yu, Zejun He, Wei Zhang, Meng Wang, Danian Xu, Yongsheng Zhou, Chenyang Wang, Ken Prabowo, Feng Gui
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the APOGCE 2024, October 15–17, 2024
Paper Number: SPE-221241-MS
... Abstract Hydraulic fracturing (HF) is an effective technology to develop tight oil & gas reservoirs, which is expected to achieve ideal production in reservoirs that would otherwise achieve little or no production. However, it is not uncommon that many of these fractured wells are not able...
Proceedings Papers
A New Effective Method for Complex Fracture Evaluations in Fractured Sandstone Reservoirs
Available to PurchaseTingting Jia, Chao Wang, Wenqi Jin, Xudong Zhao, Jun Li, Bo Tang, Lu Yue, Kaifeng Wen, Tingting Jiang, Peng Dong
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215203-MS
... Traditional analytical well-testing methods are not applicable to fractured low-porosity sandstone reservoirs. Besides, numerical well-testing describing the transient pressure response of each grid cell at different moments, which makes the interpretation results more accurate and reliable...
Proceedings Papers
Self-Degradable Loss Control Pill to Arrest Fluid Loss During Workover of Wells in Depleted and Naturally Fractured Reservoirs
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215323-MS
... must be selected in such a way that it maintains the primary pressure barrier for well control while minimizing the fluid loss into the reservoir. Loss of workover fluid is a common and major challenge faced while workover of wells completed in reservoirs with natural fractures and depleted pressures...
Proceedings Papers
A Mathematical Model and Numerical Simulation of Waterflood Induced Dynamic Fractures of Low Permeability Reservoirs
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215288-MS
... Currently, in numerical simulations of reservoirs, frequently employed mathematical models for describing fractures include the continuum model, dual-porosity model, discrete fracture model (DFM), etc. ( Kazemi et al. (1976) ; Rossen et al (1977 ); Lim & Aziz (1995) ; Quintard...
Proceedings Papers
Dynamic Fracture Characterization Using Multiphase Rate Transient Analysis of Flowback and Production Data
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215213-MS
... fluid dynamics sedimentary rock upstream oil & gas clastic rock geologist fracture characterization drillstem/well testing fracture drillstem testing shale gas production monitoring united states government geological subdiscipline workflow complex reservoir hydraulic...
Proceedings Papers
Multi-Dimensional Acid Fracturing on Deep Carbonate Reservoirs of Yanchang Oil Field: A Case Study
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215402-MS
... Abstract Acid fracturing is an essential technology for the efficient development of oil and gas reservoirs containing carbonate. However, in the case of deep and ultra-deep marine carbonate oil and gas reservoirs, existing acid fracturing technologies are unable to create a complex fracture...
Proceedings Papers
A Novel Inter-Porosity Flow Model for Multi-Scale Shale Reservoirs with Nonuniform Laminated Fractures
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215484-MS
...Physical model Shale matrix consists of organic pores and inorganic pores, and it develops micro-fractures. After hydraulic fracturing, the reservoir forms multi-scale fractures, including laminated fractures and hydraulic fractures. Different-scale media, such as organic matter, inorganic...
Proceedings Papers
Pattern Fracturing: Design and Execution Case Study with Fracturing Completion for Reservoir Management in Ordos Shale Oil
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215482-MS
... Abstract The use of volume-oriented completion and fracturing practice in Ordos Basin shale oil wells began in the mid-2010s, and it was effective in boosting productivity. However, recently, well performance has stopped improving and the engineering effort has increased, indicating...
Proceedings Papers
Study On Shear & Tensile Activation Of Hydraulic Fracturing In Natural Fractured Reservoirs
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215378-MS
...Model parameter settings Based on the characteristics of the ultra-deep fractured dense sandstone reservoir in Kucha, a base model for studying stress disturbance and natural fracture activation during fracturing was established to form a true 3D simulation method for fracturing the natural...
Proceedings Papers
Simulation of Heterogeneous Geomechanical Damage in Tight Reservoir Based on Projection-Based Embedded Discrete Fractured Mode l
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215314-MS
... Abstract An advanced numerical simulation method was developed to accurately characterize the heterogeneous geomechanical damage of heterogeneous matrix, hydraulic fractures, and natural fractures during production. The proposed model can automatically obtain the geomechanical damage correction...
Proceedings Papers
Analysis of the Oil Distribution and Evolution Characteristics of Gulong Shale Oil Plays Using Nuclear Magnetic Resonance (NMR)
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215299-MS
... Abstract The Gulong shale oil plays is a shale reservoir characterized by well-developed fracture bedding planes. To study the distribution and evolution characteristics of Gulong shale oil, namely, the size of the oil-bearing pores, the content of oil in organic and inorganic pores...
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