Friday, June 28, 2024

Learning: From Free Body Diagram to Characteristic Equation: Solving Beam Vibration Problems

 Here's a breakdown to solve beam vibration problem of the general process after obtaining the equations from your free body diagram:

Comprehensive Solar Radiation Modeling for Ansys Fluent Simulations

The DTRM model likely focuses on illumination parameters relevant for visible light rather than the entire solar radiation spectrum. Here's how to provide a more comprehensive input model for solar radiation in Ansys Fluent:


Unsteady Bubble Velocity in VOF-DPM Simulation with UDF

 

It sounds like you're encountering an unphysical increase in velocity for your bubble as it reaches the surface in your VOF-DPM coupled simulation. Here are some potential causes and solutions to consider:👽👿

Thursday, June 27, 2024

Addressing Gas Layer Absence in Eulerian Two-Fluid Bed Simulations

 Several factors can influence the presence or absence of a gas layer at the bottom of buried tubes in a Eulerian two-fluid fluidized bed simulation:


Molar Mass Impact in Multicomponent CFX Simulations (Without Reactions)

 In multicomponent flow simulations without reactions, the exact value of the molar mass for each component doesn't significantly affect the mass fraction results in ANSYS CFX. Here's why:

Wednesday, June 26, 2024

ANSYS Fluent: Plotting Pressure Change and Determining Pressure Drop in Pipes

 Here's how to address your questions about plotting pressure change and determining pressure drop in ANSYS Fluent:

Plotting Pressure Change:

 * Surface Reports: Utilize Surface Reports in ANSYS Fluent to obtain average pressure values at the inlet and outlet faces.

ANSYS SLM Simulation: Troubleshooting Iso-Surface Movement

Iso-surface movement during SLM simulation in ANSYS can be caused by several factors. Here are some potential causes and solutions to consider:

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 * Inaccurate Melt Pool Dynamics: The melting behavior of the powder might be misrepresented in your simulation. Calibrate your material properties, laser power settings, and melt pool viscosity to better reflect reality.

 * Meshing Issues: A coarse mesh might not capture the melt pool dynamics accurately. Refine your mesh, particularly around the laser-powder interaction zone, to improve precision.

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