Results 241 to 250 of about 3,835 (288)

Underwater Bioinspired Propulsion: From Inspection to Manipulation

IEEE Transactions on Industrial Electronics, 2020
This article presents the design of a biomimetic underwater vehicle-manipulator system (BUVMS) with bioinspired long-fin propulsion and its control methods. The kinematic analysis of bioinspired long-fin propulsion is conducted, and the maximum thrust of this propulsion derived from our thrust measurement platform can be up to 25 N.
Yu Wang, Rui Wang, Shuo Wang
exaly   +2 more sources

A Hybrid Propulsion Method for Underwater Vehicle

2010 International Conference on System Science, Engineering Design and Manufacturing Informatization, 2010
Nowadays, Underwater Vehicles are widely used in ocean environment monitoring, ocean resources exploration and military areas. Therefore, it is required for Underwater Vehicles to have longer work time, wider work space, and what’s more, it is also required for Underwater Vehicles to have the ability to move agilely and locate ccurately.
Zirong Luo, Zhen Tian
exaly   +2 more sources

Review of Theory and Experiment for Underwater Propulsion

Lecture Notes in Civil Engineering, 2023
Chunyu Guo, Guo Chunyu
exaly   +2 more sources

Evaluation method for acoustic underwater propulsion systems

The Journal of the Acoustical Society of America, 2021
Acoustic underwater propulsion systems based on bulk acoustic waves and surface acoustic waves have been studied. In this study, an acoustic propulsion system that consists of a 2.065-MHz thickness-vibration-mode lead-zirconate-titanate ultrasonic transducer is evaluated. A prototype swimmer is designed and fabricated.
Deqing Kong   +3 more
openaire   +2 more sources

Analyses Of Underwater Magnetohydrodynamic Propulsion

Proceedings of the 25th Intersociety Energy Conversion Engineering Conference, 2005
Sea Water Magnetohydrodynamic (MHD) Propulsion For marine vehicles offers many unique features. There is no need for propellers, and therefore no noise associated that. Gear reduction system for the shafts is thus no longer needed. It offers maneuverbility by directional thrusts along with quietness.
J.B. Gilbertt, T.F. Lint
openaire   +1 more source

Hydropulse underwater propulsion system

The Journal of the Acoustical Society of America, 1983
A propulsion motor for an underwater vehicle such as an anti-submarine weapon. The motor includes a propulsion chamber into which water is admitted and then rapidly expelled through an exhaust nozzle, developing thrust to propel the vehicle. Gas generators are used to develop the successive hydropulses to expel the water following each filling of the ...
Allen C. Hagelberg, Clark E. Allardt
openaire   +1 more source

Propulsive Efficiency of the Underwater Dolphin Kick in Humans

Journal of Biomechanical Engineering, 2009
Three-dimensional fully unsteady computational fluid dynamic simulations of five Olympic-level swimmers performing the underwater dolphin kick are used to estimate the swimmer’s propulsive efficiencies. These estimates are compared with those of a cetacean performing the dolphin kick.
Alfred, von Loebbecke   +3 more
openaire   +2 more sources

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