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Effects of the Particle Size and Gas Environment on Afterburning Reactions and Explosion Performance of Aluminized HMX-Based Explosives

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2021; 57 (2)

In this paper, confined explosions of HMX-based aluminized explosives in a spherical chamber are studied. The effects of aluminum particles on the aft......

Natural Fragmentation Behavior of Steel Cylinders with Variable Charge Geometries under Detonation Loading

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2021; 57 (2)

Natural fragmentation of steel cylinders with different charge sizes is investigated, and the correlation of different cylinders is proposed. The Mott......

Ignition Effect of the Fuel-Filled Tank Caused by the Reactive Projectile Impact

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2021; 57 (3)

The ignition behavior of the polytetrafluoroethylene/aluminum/tungsten reactive projectile impacting a fuel-filled tank is experimentally investigated......

Novel Jet Cutter Cartridge for Eliminating Deepwater Stuck Pipe Hazards

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2021; 57 (1)

Pipe sticking is one of technical challenges in the drilling industry that has a major impact on the drilling efficiency and well costs. In order to e......

Three-Dimensional Mechanical-Thermal-Chemical Coupled Mesoscopic Simulation of the Collapse of an Air Bubble in an HMX Crystal

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2021; 57 (1)

Octahydro-1,3,5,7-tetranitro-1,3,5,7-tetrazocine (HMX) is extensively employed in military weapons as the main constituent of HMX-based polymer-bonded......

New Calculation Method for the Delay Time of the Heat Conduction Delay Element

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2020; 56 (3)

In order to ensure the safety and reliability of weapons, it is very important to grasp the influence of the inside and outside diameters of the shell......

Kinetic Simulation of Unsteady Detonation with Thermodynamic Nonequilibrium Effects

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2020; 56 (4)

Thanks to its mesoscopic kinetic nature, the discrete Boltzmann method has a capability of investigating unsteady detonation with essential hydrodynam......

Ignition Delay of Fluorinated Ethylene Propylene Wire Insulation in a Forced Flow Field in Microgravity

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2020; 56 (4)

Fluorinated ethylene propylene (FEP) wire insulation ignition is investigated in a forced flow field in microgravity and normal gravity with a continu......

Radiative Fraction and Flame Length of Propane Jet Diffusion Flames in a Crossflow

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2020; 56 (4)

Many industrial combustion devices rely on jet flame combustion in the crossflow to achieve mixing and reaction. Previous research offers a limited pr......

Mathematical Model of Critical Condition for Friction Ignition

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2020; 56 (5)

The effect of friction on the critical temperature of ignition is considered by establishing the friction ignition model based on the principle of the......

Effect of the Aluminum Particle Size, Solid Content, and Aluminum/Oxygen Ratio on the Underwater Explosion Performance of Aluminum-Based Explosives

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2020; 56 (5)

Several aluminum-based explosives are prepared and their underwater explosion performances, including the specific bubble energy and specific shock wa......

Thermodynamically Consistent Detonation Model for Solid Explosives

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2020; 56 (5)

An improved reactive flow model with thermodynamic consistency is proposed to deal with the detonation hydrodynamics of solid explosives. Based on the......

Effect of the Reinforced Concrete Slab on the Blast Shock Wave Properties

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2020; 56 (6)

Based on advanced numerical simulation technologies, such as the birth and death of element technique, large displacement technique, and fluid-solid c......

Preparation and Properties of a Flake Aluminum Powder in an Ammonium-Perchlorate-Based Composite Modified Double-Base Propellant

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2020; 56 (6)

A flake aluminum powder (f-Al) is prepared by a bi-directional rotation mill method using a spherical aluminum powder (s-Al) as a raw material. Then, ......

Large Eddy Simulation of Lean Premixed Swirling Flames via Dynamically Thickened Flame Model Coupling with the REDIM Chemistry Table

期刊: COMBUSTION EXPLOSION AND SHOCK WAVES, 2020; 56 (6)

In this paper, the so-called REDIM-DTF sub-grid scale combustion model is proposed to improve the well-known dynamically thickened flame (DTF) combust......

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