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Keywords: natural fracture
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Proceedings Papers

Paper presented at the International Petroleum Technology Conference, February 21–23, 2022
Paper Number: IPTC-21910-EA
... or located by conventional logging methods. In this paper we discuss two case studies of fracture evaluation. For the first one, experiences indicated that natural fractures bring operation risk for horizontal wells in shale gas play of Middle Yangtze Basin, such as casing deformation or screenout...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 13–15, 2020
Paper Number: IPTC-19845-ABSTRACT
... the downhole logging sensor to acquire azimuthal data in a cost-efficient scenario which does not require additional rig downtime after the well is drilled. The characterization of the natural fracture network and induced fractures helps to better assess their potential interaction with hydraulic fractures...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 13–15, 2020
Paper Number: IPTC-20020-Abstract
... and proppant placement within complex, naturally fractured reservoirs where the interaction between induced fractures and natural fractures dominates hydraulic fracture propagation [ Izadi et al. 2015 ; Cruz et al. 2016 ; Izadi et al. 2017 ; Izadi et al. 2018 ; Cruz et al. 2018 ]. Seismic data calibrated...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 13–15, 2020
Paper Number: IPTC-20108-MS
... engineered fluid (EF) technology together with a proposed workflow, demonstrates that fluid design and proppant placement and operational parameters can be customized to maximize production, without compromising for settling and zone coverage. proppant natural fracture hydraulic fracturing...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 13–15, 2020
Paper Number: IPTC-20064-Abstract
... zone on proppant transport The effect of laminations on proppant transport The impact of HF/natural fracture interactions on SRV This study illustrates that for complex reservoirs where spatial heterogeneities, preexisting natural fractures, or transitional stress states are present, advanced 3D...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 13–15, 2020
Paper Number: IPTC-20260-MS
... of a fractured tight reservoir, this paper describes and quantifies the stress-dependence of compaction and permeability for anisotropic rock matrix, natural fractures, and hydraulic fractures. A series of core tests were designed to test low-porosity low-permeability rocks with abundant natural laminations...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19089-MS
... to be representative of that of in-situ natural fractures. Fracture modes are identified by the way the force that enables the crack to propagate is applied and may be of three different types. Mode I fractures (propagated by a tensile stress normal to the plane of the crack) and Mode II fractures (propagated...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19125-MS
... with traditional water flooding method. The impact for the existence of natural fractures in tight oil reservoir is also studied in this work. Although requiring costly special equipment, a series of simulations prove that AIIP is a more reliable and efficient approach to increase the performance of fractured...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19197-MS
... Coulomb theory, hydraulically induced fractures preferably occur initially along nature fracture, the distribution of induced fractures is related to natural fractures. To understand how rock properties and mechanical affect shale reservoir development, Rickman carried out a shale rock core and well log...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19209-MS
.... Simultaneous matching of the observed net pressure trend, incorporating the effect of reservoir laminations on fracture height growth is made using a complex fracture model. The effect of the natural fracture networks (NFN) on pressure losses and proppant transport is also accounted for in the fracture...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19304-MS
.... fluid modeling Artificial Intelligence complex reservoir carbonate reservoir wormhole expansion experiment filter cake flow in porous media acidizing Fluid Dynamics hydraulic fracturing logic programming acid wormhole expansion viscosity acid fracture natural fracture Acid Viscosity...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19377-MS
... Modeling & Simulation hydraulic fracturing Upstream Oil & Gas hydraulic fracture propagation normal stress hydraulic fracture approach angle fracture propagation horizontal principal stress reservoir fracture natural fracture propagation fluid pressure maximum horizontal...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19368-MS
...-952-9435. Abstract The shale gas in Jingmen area in China has unique features different from North America shale plays, such as abundant natural fracture corridors with complex patterns and distributions, formed through multiple tectonics in geological history, high in-situ stresses with extreme...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19254-MS
...Abstract Abstract Cretaceous Bashijiqike ultra-deep tight sandstone, the main pay zone of Keshen gas field in Tarim Basin, has characteristics such as huge buried depth (6500 m ~ 8000 m), ultra-low matrix permeability and well-developed natural fractures. Due to lacking of a thorough research...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19356-MS
...) stage 3: fractures break through along the perforation holes perpendicular to the minimum in-situ stress. The cleats and the natural fractures dominated the fracture initiation geometry when perforating in coal. The secondary branch fractures and the stepped fractures were the main characters in coal...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19437-MS
...Abstract Abstract This paper describes the interaction between hydraulic fractures and the multi-porosity system of matrix porosity and natural fracture porosity in shale reservoirs. During the process of hydraulic fracturing, a complex fracture network consisting of primary and secondary...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19487-MS
...Abstract Abstract Huangjinba shale gas field is located at the south edge of the Sichuan Basin. It has very complex structures, in situ stresses and natural fracture corridors in comparison to adjacent areas in the Sichuan Basin. In recent drilling campaigns, drilling risks have caused some...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19483-MS
... Reservoir Characterization optimization problem natural fracture expert system completion modeling stimulation reservoir geomechanics Upstream Oil & Gas gas reservoir operation Artificial Intelligence Engineering productivity Keshen gas field Kuqa foreland basin foreland...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19449-MS
... and drilling experience. The distribution characteristics of in-situ stress were described by structural architecture, 3D seismic data and numerical simulation. By analyzing the relation-ship between in-situ stress and development of natural fractures, the key geological factors controlling reservoir quality...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, November 14–16, 2016
Paper Number: IPTC-18613-MS
... theory could effectively identify the main flow types after stimulation. (2) the complexity of fracturing cracks and the natural fractures could be identified with G function analysis. (3) the results concluded by analysis of pressure drawdown and G function is consistent with the conclusion...

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