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Pitching stability modeling and analysis of robotic fish propelled by oscillating flexible pectoral fins

  • Beihang University
  • CAS - Beijing Institute of Control Engineering

Research output: Contribution to conferencePaperpeer-review

Abstract

In the process of oscillation, longitudinal disturbance is produced when pectoral fins of robotic fish produce propulsion. The disturbance leads to pitching motion of the body of robotic fish, increasing the swimming resistance and reducing the efficiency of swimming. Pitching stability model of robotic fish propelled by oscillating flexible pectoral fins is established based on the third generation of robotic fish developed by the robotics institute of BUAA in current study. It is verified that the model is a second-order linear system. In addition, the relationship between natural frequency of pitching stability system and swimming speed of the robotic fish is obtained. Finally, the effectiveness of pitching stability model is testified by the experiment.

Original languageEnglish
Pages830-835
Number of pages6
DOIs
StatePublished - 2013
Event2013 IEEE International Conference on Robotics and Biomimetics, ROBIO 2013 - Shenzhen, China
Duration: 12 Dec 201314 Dec 2013

Conference

Conference2013 IEEE International Conference on Robotics and Biomimetics, ROBIO 2013
Country/TerritoryChina
CityShenzhen
Period12/12/1314/12/13

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