The Stability and Vibration Characteristic Optimization of the Pressure Shell of a Buoyancy Regulator of an Underwater Vehicle

Yonghui Cao, Chiye Yang, Jing Liu, Yu Xie, Shumin Ma, Yong Cao

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

Abstract

Underwater vehicles (UV) with a deeper operation ability are the important research field in the marine industry. In order to obtain a better and safer operation performance, the strength, stability and vibration characteristics of the pressure shell of UV should be analyzed. In this paper, a finite element model of the pressure shell of buoyancy regulator is developed. The influences of the stiffener thickness, width, position, and shell thickness on the strength, deformation, and load factor of the pressure shell are studied. In addition, a lighter and safer shell structure is obtained by using the response surface optimization method. The simulation results show that the above factors have great influence on the shell characteristics, such as strength, stability and modal parameters. Moreover, a lighter pressure shell used in the UV can be helpful for providing a better possibility to carry more equipment.

Original languageEnglish
Title of host publicationProceedings of IncoME-VI and TEPEN 2021 - Performance Engineering and Maintenance Engineering
EditorsHao Zhang, Guojin Feng, Hongjun Wang, Fengshou Gu, Jyoti K. Sinha
PublisherSpringer Science and Business Media B.V.
Pages49-56
Number of pages8
ISBN (Print)9783030990749
DOIs
StatePublished - 2023
Event6th International Conference on Maintenance Engineering, IncoME-VI and the Conference of the Efficiency and Performance Engineering Network, TEPEN 2021 - Tianjin, China
Duration: 20 Oct 202123 Oct 2021

Publication series

NameMechanisms and Machine Science
Volume117
ISSN (Print)2211-0984
ISSN (Electronic)2211-0992

Conference

Conference6th International Conference on Maintenance Engineering, IncoME-VI and the Conference of the Efficiency and Performance Engineering Network, TEPEN 2021
Country/TerritoryChina
CityTianjin
Period20/10/2123/10/21

Keywords

  • Pressure shell
  • Stability
  • Underwater vehicle
  • Vibration characteristic

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