Results 51 to 60 of about 1,219 (167)

Numerical and experimental study on cyclotrimethylenetrinitramine/aluminum explosives in underwater explosions

open access: yesAdvances in Mechanical Engineering, 2016
Underwater explosion experiments were conducted to determine the optimal performance of cyclotrimethylenetrinitramine (RDX)-based aluminized explosives with an aluminum content of 0%, 15%, and 30%.
Qian Zhao   +4 more
doaj   +1 more source

Low-power internet of underwater things: vision and key technologies

open access: yes物联网学报, 2022
With the explosion of underwater sensing devices and the pursuit of energy conservation, the concept of low-power internet of underwater things has been put forward.Inspired by RF-based backscatter networks, the low-power internet of underwater things ...
Yang LIU, Cuican LI, Mugen PENG
doaj   +2 more sources

Study on the Pressure Characteristics of Shock Wave Propagating across Multilayer Structures during Underwater Explosion

open access: yesShock and Vibration, 2019
The propagation of the shock wave across multilayer structures during underwater explosion is a very complex physical phenomenon, involving violent fluid-structure interaction (FSI) problems. In this paper, the coupled Eulerian–Lagrangian (CEL) method in
Zi-Fei Meng   +4 more
doaj   +1 more source

Study on Underwater Explosive Forming

open access: yesJournal of the Japan Society of Precision Engineering, 1965
The authors carried out experiments on underwater explosive free forming with a cylindrical air-layer established over the specimen. When the size of the cylindrical air-layer has been properly selected, the efficiency of deformation will be much improved. This fact seems to offer a suggestion about the effect of gas bubble expansion.
Ujiro NISHIYAMA   +2 more
openaire   +2 more sources

Underwater explosions and cavitation phenomena [PDF]

open access: yes, 1979
Some aspects of underwater explosions and cavitation phenomena have been studied by using a thermodynamic equation of state for water and a one-dimensional Lagrangian hydrocode. The study showed that surface cavitation is caused by the main blast wave and a bubble pulse from rebound of a release wave moving toward the center of the exploding bubble ...
openaire   +2 more sources

A Study on the Evolution Law of the Early Nonlinear Plastic Shock Response of a Ship Subjected to Underwater Explosions

open access: yesJournal of Marine Science and Engineering
Early-stage dynamic responses of naval structures under underwater explosion shock loads exhibit high-frequency, intense amplitude fluctuations and short durations, serving as critical factors for the development of plastic deformation and other damage ...
Kun Zhao   +5 more
doaj   +1 more source

On the microstructure evolution and fracture behavior of titanium alloy plates subjected to underwater explosion

open access: yesJournal of Materials Research and Technology
Titanium alloy has attracted interest for potential applications to exploit its high specific strength and excellent impact energy absorption. The objectives of current study are to examine the dynamic behaviors of the Ti80 alloy plates with different ...
Pan Zhang   +7 more
doaj   +1 more source

Hydroelastic behaviour of a structure exposed to an underwater explosion. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2015
Colicchio G   +3 more
europepmc   +1 more source

Experimental response of an optical sensor used to determine the moment of blast by sensing the flash of the explosion

open access: yesSouth African Journal of Science, 2009
The Council for Scientific and Industrial Research (CSIR) conducts research into the effect of underwater explosions on maritime structures and equipment.
A. Roux, G.N. Nurick
doaj  

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