Results 1 to 10 of about 64 (57)

Evaluation of deflagration fracturing effect based on the HJC constitutive model [PDF]

open access: yesScientific Reports
Conventional hydraulic fracturing technology has become a key factor limiting the productivity of offshore oil and gas fields due to its high cost.
Weiwei Xiong
exaly   +3 more sources

A Review of Failure Modes and Safety Strategies of Lithium-Ion Batteries from Materials to Systems. [PDF]

open access: yesAdv Sci (Weinh)
A cascade‐aware framework is presented for lithium‐ion battery safety, linking thermal runaway initiation, acceleration, runaway reaction, and propagation with material‐, cell/pack‐, and system‐level interventions. By integrating failure mechanisms, quantitative safety indicators, and staged interception strategies, this review highlights how safer ...
Yang JH   +8 more
europepmc   +2 more sources

Numerical Simulation on Radial Well Deflagration Fracturing Based on Phase Field Method

open access: yesEnergies, 2023
A radial well has a unique wellbore configuration. Fracture propagation in radial well deflagration fracturing is studied rarely. The mechanism of interaction between deflagration fractures, natural fractures, and micro-fractures is still unknown.
Jianhong Zhu
exaly   +3 more sources

Coal fracturing under dynamic load induced by methane deflagration

open access: yesInternational Journal of Coal Science and Technology
To elucidate the dynamic characteristics of in-situ methane deflagration in coalbed methane wellbores and its mechanisms for fracturing coal rock, this study first developed a simulation experimental system specifically designed for methane in-situ ...
Cheng Zhai, Xiangguo Kong
exaly   +2 more sources

Comparison of Hydraulic Fracturing and Deflagration Fracturing Under High-Temperature Conditions in Large-Sized Granite

open access: yesApplied Sciences (Switzerland)
Fracturing is an indispensable technique in geothermal energy development. Large-sized model tests of different fracturing methods are crucial for evaluating the fracturing effect and extrapolating the results to field applications.
Bing Bai, Hengtao Yang, Zhiwei Zheng
exaly   +3 more sources

Prediction of Fluid Pressure Dynamics in Deflagration Fracturing for Unconventional Reservoir Stimulation Based on Physics-Guided Graph Neural Network

open access: yesEnergies
Deflagration fracturing is a gas-dominated, water-free reservoir stimulation technology that has shown strong potential in unconventional, low-permeability, or water-sensitive reservoirs such as coalbed methane and shale gas formations.
Xin Yang   +4 more
exaly   +3 more sources

Experimental study of aerospace solid propellant fracturing in simulated coal sample

open access: yesMeitan kexue jishu, 2023
Coal reservoirs with high gas content and low permeability seriously restrict the efficient production of coal and coalbed methane. It is necessary to fracture and enhance the permeability of coal reservoirs.
Junjun LI   +5 more
doaj   +1 more source

Review of the Effects of Polymer Binder Properties on Microstructure and Irreversible Volume Growth of Plastic Bonded Explosives Formulations

open access: yesPropellants, Explosives, Pyrotechnics, Volume 47, Issue 7, July 2022., 2022
Abstract The rational design of effective polymeric binders for the formulation of plastic‐bonded explosives (PBX) is challenging due to their inherent compositional complexity. The composites comprise irregularly shaped energetic material (EM) powders coated with low weight fractions of polymer via non‐equilibrium processes such as slurry coating ...
Jeremy J. Pietron, Paul B. Mirkarimi
wiley   +1 more source

Technique of multipulse gas load fracturing

open access: yesPetroleum Exploration and Development, 2008
In destressing and fracturing formation with multipulse gas loading, the pressure gradient of deflagration gas along cracks affects crack initiation and extension.
Chun-sheng PU   +3 more
doaj   +1 more source

Coupling simulation of multistage pulse conflagration compression fracturing

open access: yesPetroleum Exploration and Development, 2014
Due to the transient and multi-field coupling complexity of the multistage pulse conflagration compression fracturing, the coupling solution method for it was established, and the simulation calculation and field application analysis was conducted.
Feipeng WU   +4 more
doaj   +1 more source

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