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主页 » 解决方案概述 » 三维多领域系统仿真 » Acoustics

LMS Virtual.Lab Acoustics Overview

LMS Virtual.Lab Acoustics

Make Sound Engineering Decisions Faster - Do your customers expect ever-quieter products? Are your competitors using sound quality as a differentiating advantage? Will ever-tighter noise emission legislation have an impact on your product sales? Only a couple of years ago, predicting the sound fields of even the simplest product used to take weeks, while something like an engine run-up took months. ...

LMS Virtual.Lab Boundary Element Acoustics

LMS Virtual.Lab Boundary Element Acoustics

LMS Virtual.Lab Boundary Element Acoustics is an entry-level, easy-to-use acoustic simulation tool to predict and improve the sound and noise performance of a broad range of systems. With straightforward models and the embedded solver technology, engineers can receive their results quicker, without compromising accuracy.LMS Virtual.Lab Boundary Element Acoustics uses the Boundary Element Method (BEM), ...

LMS Virtual.Lab Advanced Numerical Acoustics

LMS Virtual.Lab Advanced Numerical Acoustics

LMS Virtual.Lab Advanced Numerical Acoustics is a complete and advanced solution for accurately simulating the acoustic performance of systems involving complex physical phenomena. It allows engineers to simulate complex systems with optimal accuracy and speed, including coupled simulations for acoustics and structure.The solution package includes the BEM (Boundary Element Method), FEM (Finite Element ...

LMS Virtual.Lab Structural Noise Radiation

LMS Virtual.Lab Structural Noise Radiation

LMS Virtual.Lab Structural Noise Radiation is a simulation and optimization tool for controlling the noise radiated from vibrating structures, such as compressors, gearboxes, pumps, turbines, etc., that are excited through internal forces. Using this solution, engineers can quickly simulate and verify total sound power, gain more insight into the causes of noise problems and optimize the acoustic ...

LMS Virtual.Lab Numerical Engine Acoustics

LMS Virtual.Lab Numerical Engine Acoustics

LMS Virtual.Lab Numerical Engine Acoustics is an efficient tool for predicting the noise radiated throughout a full engine run-up, and for gaining insight into the causes of noise problems. With this comprehensive solution, engineers can simulate and optimize the engine design for acoustic performance.LMS Virtual.Lab Numerical Engine Acoustics uses excitation forces obtained from dynamic multi-body ...

LMS Virtual.Lab Random Vibro-Acoustics

LMS Virtual.Lab Random Vibro-Acoustics

Noise and vibration characteristics of certain systems can be random by nature. Therefore, in order to accurately tackle noise and vibration problems, engineers must address them from a random, statistical point of view. For example, the high acoustical excitations induced by a powerful jet or rocket flow, are random by nature and induce random vibrations into the aircraft fuselage, spacecraft ...

Aero-Acoustic Modeling

Aero-Acoustic Modeling

After the significant reduction of primary noise sources, such as road noise or engine noise in cars, engineers today are faced with the complex task of reducing flow-induced noise of all sorts, in all sectors. The Aero-Acoustic Modeling solution helps engineers to accurately predict and solve aero-acoustic noise problems, ranging from fan noise in electrical appliances to turbulence-based noise in ...

LMS Virtual.Lab Interior Acoustics for Nastran

LMS Virtual.Lab Interior Acoustics for Nastran

LMS Virtual.Lab Interior Acoustics for Nastran is a complete solution for system-level, vibro-acoustic prediction and interior noise analysis. It offers a single user environment that integrates all the necessary process steps to assess and optimize interior acoustics: creating the model, setting-up boundary conditions and excitations, accounting for fluid coupling and structural responses; managing ...

LMS Virtual.Lab Interior Acoustics

LMS Virtual.Lab Interior Acoustics

LMS Virtual.Lab Interior Acoustics is an end-to-end process solution for interior noise analysis. It offers a single user environment that integrates all the necessary process components: Vibro-Acoustics modeling, excitation and boundary conditions set-up, fluid/structure coupling analysis with optionally managing the Nastran run and excellent visualization, interpretation and refinement possibilities. ...

Inverse Numerical Acoustics

Inverse Numerical Acoustics

The Inverse Numerical Acoustics module provides a special procedure in which the usual ‘forward’ boundary element solution is reversed: it computes a set of surface vibrations which are the most likely cause of known acoustic pressures measured in the field.The surface vibrations can be found at multiple frequencies and in multiple load cases based on the ATV (Acoustic Transfer Vector) ...

Multi-layer Trim Acoustics

Multi-layer Trim Acoustics

The Multi-layer Trim solution predicts the vibro-acoustic response of 3D multi-layered absorptive panels, as used in automobiles, off-highway equipment, ships, trains and airplanes. It accurately models interactions between the vibrations of the elastic layers and the airflow through the pores of the absorptive layers. The user can select the sequence of elastic, porous or acoustic layers and can ...

LMS Virtual.Lab Acoustics – Options

LMS Virtual.Lab Acoustics – Options

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» News

LMS Virtual.Lab Acoustics enables Korea Omyang Corporation to develop high-quality speakers for in-v

LMS introduces new solution to simulate the behavior of multilayer acoustic trim at higher frequency

EADS selects LMS Virtual.Lab Acoustics in support of aerospace research activities

» Application Cases

Arctic Cat uses LMS Test.Lab and LMS Virtual.Lab to optimize NVH

Siemens optimizes gas turbine performance using LMS acoustic simulation software

Optimizing the acoustic performance of variable transmission systems at P+Z

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