بایگانی برچسب: johnson Holmquist

In this tutorial, the ُSimulation dynamic response of concrete slab sandwich plate under close-range blast loading based on the CEL method has been studied. The concrete slab, TNT, and Eulerian domain are modeled as three-dimensional parts. The steel beams are modeled as shell parts. The steel bars are modeled as ...

Simulation air blast explosion over a composite panel(CFRP-Ceramic-GFPP) in Abaqus has been investigated in this tutorial. The CFRP and Glass fiber Polypropylene are modeled as shell parts with some layers. The ceramic core is modeled as a solid part. You can see a figure of the assembled parts below The ...

Simulation SPH explosion over a composite column(Steel cover+Concrete+CFRP I shape beam) in Abaqus has been investigated in the present tutorial. The steel cover and CFRP I shape beam are modeled as three-dimensional shell parts. The concrete and TNT are modeled as three-dimensional solid parts. You can see a figure of ...

Simulation of high-velocity impact on the Ceramic-Glass polypropylene (GFPP) panel in Abaqus has been done in this tutorial. The ceramic is modeled as a three-dimensional solid part. The GFPP part is modeled as a three-dimensional shell part with some layers. You can see a figure of the assembled parts below ...

Simulation Johnson–Holmquist-II model of glass under dynamic compression load in Abaqus has been studied in this tutorial. The glass is modeled as a three-dimensional solid part. You can see a figure of the assembled parts below Annealed glass is clear and transparent, and its fabrication is inexpensive. Because of its ...

Simulation cold spray process of a ceramic particle on the steel material in Abaqus has been done in this tutorial. The ceramic particle is modeled as a three-dimensional solid part. The steel target is modeled a solid part. The dimension of all parts are micrometer. You can see a figure ...

In this tutorial, the Simulation Impact analysis of CFRP/PEEK/ceramic/gelatin composite for finding behind the armor trauma in Abaqus has been investigated. The CFRP is modeled as a three-dimensional shell part. The polyether-ether-ketone(PEEK) is modeled as a thin solid layer to protect the other layers. The silicon carbide or ceramic is ...

In this tutorial, the َAir blast simulation of PEEK/ceramic/gelatin composite for finding behind the armor trauma in Abaqus has been investigated. The polyether-ether-ketone(PEEK) is modeled as a thin solid layer to protect the other layers. The silicon carbide or ceramic is modeled as a three-dimensional solid layer at the middle. ...

In this tutorial the Simulation ballistic impact of steel bullet to the ceramic panel reinfroced with Green Composite has been investigated. The bullet is modeled as a three-dimensional solid part, the ceramic panel as a solid part, and the green composite as a three-dimensional shell part. You can see a ...

In this tutorial, the Simulation of ice damage under underwater near-field explosion by using the CEL method in Abaqus has been investigated. The ice is modeled as a three-dimensional solid part. The TNT, air, and water are modeled as three-dimensional Eulerian parts. Due to the extremely short reaction time of ...

In this tutorial, the Simulation drilling hole process in the Abaqus by using a rigid drill tool has been studied.  Concrete drilling, or core drilling, is the process of drilling precise holes in concrete floors or walls, or in any other paved surfaces or structures. The concrete is modeled as a three-dimensional solid part. ...

In this tutorial, Numerical simulation of three-point bending of the composite panel(ceramic-Steel-Aluminum) in Abaqus has been investigated. The ceramic and steel plates are modeled as a three-dimensional solid part. The aluminum core with honeycomb shape is modeled as a three-dimensional shell part. Three rigid bodies are used to define hydraulic ...

In this tutorial, the Simulation sandstone cutting by using a rigid tool in Abaqus-Damage investigation – has been studied. The stone part is modeled as a three-dimensional solid part. The tool is imported to the Abaqus as a deformable part, but in the interaction section, the rigid constraint has been ...

In this tutorial, the Simulation Coupled Eulerian-Lagrangian Explosion over the Reinforced Concrete Beam in Abaqus has been investigated. Blast incidents in recent years showed that most of the terrorist attacks on public structures were explosions within short standoff distance. Reinforced concrete (RC) structures are widely used in civil engineering for ...

An understanding of the response of brittle and ductile materials under hyper velocity impact is  required for analysis of the space debris and micro meteoroid impact flux via retrieved spacecraft  surfaces. Brittle material surfaces exposed in Low Earth Orbit include solar arrays and windows.  Laboratory experiments are able to access ...

The material constitutive relationship is not only the conclusion of some regulations summarized from experimental data, but also plays an important role in numerical simulations. It reflects the realistic physical and mechanical properties of materials as much as possible to improve the accuracy of numerical results. At present, various kinds ...

In this video Simulation high-velocity impact of a ceramic target with Johnson–Holmquist material model has been studied.Ceramic materials are commonly used in armor protection applications. In recent years Johnson, Holmquist, and their coworkers have developed a series of constitutive relations to simulate the response of ceramic materials under large strain, high-strain ...

In this tutorial Simulation air blast load over reinforced concrete wall with Johnson-Holmquist behavior in Abaqus has been investigated. Dynamic explicit step with conwep air blast procedure are appropriate for this analysis.The JH-2 model is a constitutive model suitable to predict the behaviour of brittle materials subjected to extreme loading. The ...

Concrete is a widely used material in the construction of strategic and important structures such as nuclear containments, bridges, storage structures and military bunkers. In the present study perforation experiments and simulations on finite element code ABAQUS/Explicit have been carried out to understand the behavior of concrete against projectile impact.The ...