Chun Cheng
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Path Optimization Algorithm for Airborne TSN Using Augmented Lagrangian and Bayesian Reliability Modelling Open
With the rapid development of the civil aviation industry, the reliability and real-time performance of airborne data transmission are becoming increasingly important. The traditional airborne network cannot meet the future flight requirem…
THE EFFECT OF PORE SIZE ON THE ADSORPTION OF GASES WITHIN METAL ORGANIC FRAMEWORKS Open
The discovery of Metal-Organic Frameworks (MOFs) has brought great excitement to the world of Chemistry, as these selective, tunable, porous crystalline structures are highly efficient at carbon capture at low energies. MOFs are also recyc…
Study on Strain Rate Sensitivity of a Superelastic Porous Foam Material Open
Superelastic porous foam materials can change from soft to hard when subjected to external impacts. At the same time, they can disperse and absorb energy and delay the impact time, possessing extremely strong impact protection ability. To …
Simulation on forming and penetrating target plate of tungsten alloy pre-fragment warhead Open
To study the damage ability of tungsten alloy pre-fragments warhead, its forming process is analyzed by static explosion experiment and simulation. The velocity attenuation curve of the spherical pre-fragments is obtained with a ballistic …
View article: Penetration Fracture Mechanism of Tungsten-Fiber-Reinforced Zr-Based Bulk Metallic Glasses Matrix Composite under High-Velocity Impact
Penetration Fracture Mechanism of Tungsten-Fiber-Reinforced Zr-Based Bulk Metallic Glasses Matrix Composite under High-Velocity Impact Open
In order to adapt to the launch velocity of modern artillery, it is necessary to study the fracture mechanism of the high-velocity penetration of penetrators. Therefore, the penetration fracture mode of tungsten-fiber-reinforced Zr-based b…
Penetration Gain Study of a Tungsten-Fiber/Zr-Based Metallic Glass Matrix Composite Open
A tungsten fiber/Zr-based bulk metallic glass matrix composite (Wf/Zr-MG) is a potential penetrator material. To compare and analyze the penetration behavior of Wf/Zr-MG and a tungsten heavy alloy (WHA), a penetration experiment into the 3…
Management of screen-detected lung nodule Open
Low-dose computed tomography screening has recently increased the detection rate of small pulmonary nodules. The surgical techniques and policies for managing screen-detected lung nodules are different from those for advanced lung cancer. …
Fragmentation Characteristics and Damage Capacity of Radial Layered PELE Open
PELE (the Penetrator with Enhanced Lateral Effect) produces a large number of fragments after penetrating metal target plate, which can damage the high-value targets behind the shield plate in a large area. However, when facing the multi-l…
View article: Dynamics and Control of Tethered Satellite System in Elliptical Orbits under Resonances
Dynamics and Control of Tethered Satellite System in Elliptical Orbits under Resonances Open
This paper studies resonance motions of a tethered satellite system (TSS) in elliptical orbits. A perturbation analysis is carried out to obtain all possible resonance types and corresponding parameter relations, including internal resonan…
Semi-Crystalline Polymers Applied to Taylor Impact Test: Constitutive, Experimental and FEM Analysis Open
Based on mechanical properties of Polyamide 66 (PA66) under complex loading conditions, a Drucker–Prager yield criterion was employed to characterize its yield behavior. Then, a one-dimensional model, which contains a viscoelastic regime a…
Fragmentation Characteristics and Damage Capacity of Radial Layered PELE Open
PELE (the Penetrator with Enhanced Lateral Effect) produces a large number of fragments after penetrating metal target plate, which can damage the high-value targets behind the shield plate in a large area. However, when facing the multi-l…
Perforation Characteristics of Metal Target plate subjected to PELE Open
The perforation tests of 45 # steel target plate and 2A12 aluminium alloy target plate by PELE (the Penetrator with Lateral Efficiency) were carried out in this paper to study the perforation failure characteristics of metal target plate. …
Simulation of Fragmentation Characteristics of Projectile Jacket Made of Tungsten Alloy after Penetrating Metal Target Plate using SPH Method Open
A smooth particle hydrodynamics (SPH) model was used to simulate the fragmentation process of the jacket during penetrator with lateral efficiency (PELE) penetrating the metal target plate to study the fragmentation characteristics of PELE…
Damage of multi-layer spaced metallic target plates impacted by radial layered PELE Open
Three different kinds of PELE (the penetrator with lateral efficiency) were launched by ballistic artillery to impact the multi-layer spaced metal target plates. The impact velocities of the projectiles were measured by the velocity measur…
View article: Research on Vulnerability and Damage Assessment of Tactical Ballistic Missile
Research on Vulnerability and Damage Assessment of Tactical Ballistic Missile Open
The threat of TBM (Tactical Ballistic Missile) on the battlefield makes it an important intercept target of anti missile system. In order to effectively evaluate the damage degree of TBM when intercepted, the system and function characteri…
Study on Assessment Method of Satellite Damaged by Space Debris Open
The damage assessment model of space debris was established to satellite, included the description of space debris distribution field, the analysis of function and structure of satellite components, the rendezvous analysis between space de…
Oblique penetration of tungsten alloy rod to finite-thickness metal plate Open
In order to study the critical ricochet velocity and critical penetration velocity of tungsten alloy rod obliquely penetrating a finite-thickness metal plate, experiment and numerical calculation of tungsten alloy rod impacting on homogene…
Oblique penetration of tungsten alloy rod to finite-thickness metal plate Open
In order to study the critical ricochet velocity and critical penetration velocity of tungsten alloy rod obliquely penetrating a finite-thickness metal plate, experiment and numerical calculation of tungsten alloy rod impacting on homogene…
Impact-induced chemical reaction behavior of ZrTiNiCuBe bulk metallic glass fragments impacting on thin plates Open
The impact-induced chemical reaction behavior of ZrTiNiCuBe bulk metallic glass was investigated by ballistic impact experiments.The Zr-based metallic glass fragments were launched at different initial velocities to normally impact 08 low-…
Fragmentation Behaviour of Radial Layered PELE Impacting Thin Metal Target Plates Open
The fragmentation mechanism of the penetrator with lateral effect (PELE) after perforating a thin target plate has been summarised and analysed firstly. Then the fragmentation of radial layered PELE was analysed qualitatively and verified …
Dynamic Response of Aluminum Honeycomb Sandwich Plate Subjected to Impact by Flying Spear Open
Numerical simulation and experiment were applied to study the dynamic response of aluminum honeycomb sandwich plate subjected to the impact by flying spear as well as the the proper velocity of the flying spear impacting on the plate. The …