Results 1 to 10 of about 1,030 (179)

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.
Heng Fan   +4 more
doaj   +2 more sources

Catastrophic localized deflagration formation mechanisms and safety precautions in proton exchange membrane water electrolyzer [PDF]

open access: yesNature Communications
Proton exchange membrane water electrolysis attracts worldwide attention as a promising technology for green H2 production and renewable energy storage, yet the safety considerations in the industrial-scale operations are largely overlooked.
Aidong Tan   +11 more
doaj   +2 more sources

Suppression of deflagration flame propagation of methane-air in tube by argon gas and explosion-eliminating chamber [PDF]

open access: yesScientific Reports, 2022
To explore the inhibitory effect of argon gas and explosion-eliminating chamber on methane-air deflagration flame propagation in the tube, based on the Φ = 120 mm, L = 5.5 m stainless steel pipeline test system to measure methane-air deflagration flame ...
Quan Wang   +5 more
doaj   +2 more sources

Theoretical Analysis and Numerical Simulation of the Motion of RDX Deflagration-Driven Flyer Plate Based on Laser-Initiated Micro-Pyrotechnic Devices [PDF]

open access: yesMicromachines, 2023
Miniaturized laser-initiated pyrotechnic devices have great application prospects in aerospace and modern weapon systems due to their excellent energy output performance and reliability.
Mingchun Xian   +8 more
doaj   +2 more sources

The thermodynamics of C-J deflagration

open access: yesCase Studies in Thermal Engineering
The mechanisms of detonation instability, detonation quenching, deflagration-to-detonation transition, and thermodynamics of C-J deflagration are fundamental issues of combustion theory.
Yunfeng Liu
doaj   +2 more sources

Mathematical simulation of laminar-turbulent transition and the turbulence scale estimation

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2014
The laminar-turbulent transition, analyzed in this work represents a particular interest for various branches of science and engineering. From the practical point of view, the turbulence scale represents one of the most important problems.
Viktor E. Volkov
doaj   +7 more sources

Experimental study on deflagration characteristics of non-uniform oil mist in an enclosed chamber

open access: yesCase Studies in Thermal Engineering, 2023
The deflagration characteristics of oil mist in the marine enclosed chamber are studied. The results show that oil mist deflagration in a non-uniform enclosed chamber is a violent process. When the nozzle size is 1.0 mm, the maximum oil mist deflagration
Jia Jia   +4 more
doaj   +1 more source

Application of laser schlieren technology in the study of gas deflagration in coal mines

open access: yesMeikuang Anquan, 2021
In order to be able to “see” the information inside the structure about premixed gas of air and gas deflagration flow field in a underground coal mine, to recognize the coupling relationship between shock wave and flame, obstacles accelerating the ...
HU Yang   +7 more
doaj   +1 more source

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.
Diguang Gong   +5 more
doaj   +1 more source

Transition of deflagration to detonation and estimation of the detonation induction distance

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2014
Deflagration-to-detonation transition is interesting both for explosion safety and for the pulse detonation engine designing. Such engines are energetically favorable at flight Mach numbers exceeding 3.
Віктор Едуардович Волков
doaj   +5 more sources

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