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Updated: Apr 1, 2026

Fabrication Process of Silicone-based Dielectric Elastomer Actuators

Fabrication Process of Silicone-based Dielectric Elastomer Actuators

Published on: February 1, 2016

An electronically tunable duct silencer using dielectric elastomer actuators.

Zhenbo Lu¹, Hareesh Godaba², Yongdong Cui¹

¹Temasek Laboratories, National University of Singapore, 5A Engineering Drive 1, #09-02, Singapore 117411, Singapore.

The Journal of the Acoustical Society of America

|October 3, 2015

Summary

This summary is machine-generated.

This study introduces a novel duct silencer using smart dielectric elastomer materials. The silencer

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Area of Science:

Acoustics and Materials Science
Smart Materials Applications
Vibration Control

Background:

Traditional duct silencers often lack adaptability.
Dielectric elastomers offer unique electromechanical properties for tunable devices.
Need for advanced acoustic treatment solutions in various engineering fields.

Purpose of the Study:

To present a novel duct silencer with tunable acoustic characteristics.
To investigate the acoustic performance and tunability mechanisms of the dielectric elastomer silencer.
To explore the potential of this device as a next-generation acoustic treatment.

Main Methods:

Fabrication of a duct silencer using dielectric elastomer.
Experimental investigation of acoustic performances and tunable mechanisms.
Finite element analysis to understand electro-mechanical interactions.

Main Results:

Demonstrated tunability of resonance peaks using external electrical signals.
Achieved adjustment of acoustic characteristics without mechanical components.
Validated the electro-mechanical principles governing the tunable mechanism.

Conclusions:

The dielectric elastomer duct silencer exhibits adjustable acoustic properties.
External electrical control enables resonance peak modification.
This technology shows promise for next-generation acoustic treatment applications.