Embedded Files
Introduction
Introduction
Examples
Examples
Sound propagation in buildings
Sound propagation in buildings
A million DOF analysis
A million DOF analysis
This example demonstrates to solve a very large problem, specifically Ns=1,045,458 and Nt=200. The surface of mountains is truncated
MPI/OpenMP hybrid parallelization on a PC cluster
MPI/OpenMP hybrid parallelization on a PC cluster
The RHS figure shows the speedup against using a single node. Each node is a workstation with a Intel Xeon Gold 6250 CPU and 768GB memory.
Application to shape optimization
Application to shape optimization
We optimized the two acoustically-hard boxes so that an observation point between them has a large sound pressure. The methodology of the present optimization follows this paper.
Initial shape
Initial shape
Optimized shape
Optimized shape
change in shape
change in shape
Sound pressure on the middle plane, i.e., z=0.5, which include the observation point marked with 'x'.
Initial shape
Initial shape
Optimized shape
Optimized shape
Contact information
Contact information
For any enquiries or requests, please contact:
Toru Takahashi, Dr. Eng.
Department. of Mechanical Systems Engineering
Graduate School of Engineering
Nagoya University, Japan
toru.takahashi@mae.nagoya-u.ac.jp
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