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Design, Modeling and Simulation of an Integrated Magnetostrictive Hydraulic Positioning Vibration Isolator

  • Beihang University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This paper presents the design, modeling, and simulation of an integrated Magnetostrictive Hydraulic Positioning Vibration Isolator (MHPVI). Targeting aerospace applications that demand high-precision and high-frequency actuation, the proposed system integrates a Terfenol-D based magnetostrictive rod with a dual-piston hydraulic chamber to achieve micro-displacement amplification. A multiphysics model coupling electromagnetic excitation, magnetostrictive strain, hydraulic transmission, and mechanical output was established. Finite element and dynamic simulations were conducted using COMSOL Multiphysics and AMESim, respectively, to analyze the system’s performance. Experimental results validate the simulation model, showing a displacement amplification ratio of approximately 12.25 with stable dynamic response. The system demonstrates strong potential for precise actuation in aerospace servo systems.

Original languageEnglish
Title of host publicationMoving Integrated Product Development to Service Clouds in the Global Economy - Proceedings of the 21st ISPE Inc. International Conference on Concurrent Engineering, CE 2014
EditorsXuelin Lei
PublisherIOS Press BV
Pages574-581
Number of pages8
ISBN (Electronic)9781643686479
DOIs
StatePublished - 3 Mar 2026
Event16th International Conference of Mechanical and Aerospace Engineering, ICMAE 2025 - Rome, Italy
Duration: 15 Jul 202518 Jul 2025

Publication series

NameAdvances in Transdisciplinary Engineering
Volume87
ISSN (Print)2352-751X
ISSN (Electronic)2352-7528

Conference

Conference16th International Conference of Mechanical and Aerospace Engineering, ICMAE 2025
Country/TerritoryItaly
CityRome
Period15/07/2518/07/25

Keywords

  • aerospace actuation
  • hydraulic amplification
  • magnetic field design
  • magnetostrictive actuator
  • multiphysics modeling

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