Simulation water sloshing phenomenon in the cylindrical tank in Abaqus

Abaqus آوریل 17, 2019 اخبار تایپ شونده, اسلاید, فیلم های آموزشی آباکوس, فیلم های آموزشی آباکوس پیشرفته, فیلم های آموزشی آباکوس مقدماتی ۲ دیدگاه 2,422 بازدید

In this tutorial water sloshing phenomenon in the cylindrical tank in Abaqus has been investigated. The effect of severe sloshing motion on global seagoing vessels is an important factor in safety design of such containers. The violent motion of fuel or liquid cargo in tanks may result in severe sloshing loads on the containment system and supporting structure. It is important to quantify the effects of this sloshing on the system for design consideration. Even simple baffles reduce sloshing effects by dissipating kinetic energy due to the production of vortices into the fluid; their exact shapes and positions need to be designed with the use of numerical model simulation or physical testing. Nonetheless, the damping mechanisms of baffle are still not fully understood. Moreover, liquid sloshing in containers is an important phenomenon of great practical application with regard to the safety of space vehicles, storage tanks, road vehicle tanks, ships, and elevated water towers under ground motion and remains of great concern to aerospace, civil, nuclear engineers, physicists, designers of road tankers and ship tankers, and mathematicians

To model water and tank three dimensional part has used. The water material is modeled as equation of stat Us-Up with viscosity and you can see a figure of the assembled parts at below

Dynamic explicit step with surface to surface interaction have been implied. To apply exterior excitation ,two accelerate along X and Y direction with record amplitude from the earthquake has used. The ALE method to avoid distortion is used for water and you can see some figures of the result at below