Results 21 to 30 of about 312,116 (364)

Single-Cycle Impulse from Detonation Tubes with Nozzles [PDF]

open access: yes, 2008
Experiments measuring the single-cycle impulse from detonation tubes with nozzles were conducted by hanging the tubes in a ballistic pendulum arrangement within a large tank.
Cooper, M., Shepherd, J. E.
core   +1 more source

Lance Design for Scrap Melting Aggregates

open access: yesTehnički Glasnik, 2021
Metallurgical aggregates, which are used for metal waste melting, are equipped with lances for blowing gaseous media. These gaseous media allow especially scrap melting and intense homogenization of the resulting melt.
Ladislav Kovar, Pavel Novak, Tomas Hapla
doaj  

THE CALCULATING EFFICIENCY METHOD OF COMBINED SEPARATOR DESIGNED FOR GASES CLEANING FROM CONDENSED MOISTURE

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2017
The article focuses on the gases cleaning various methods from the dispersed phase, that adversely affects on the holding of technological processes.
A. R. Iskhakov, M. M. Basharov
doaj   +1 more source

Experimental Determination of the Flow Coefficient for a Constrictor Nozzle with a Critical Outflow of Gas

open access: yesFluids, 2023
Reduction of energy expenditures required for various technological processes is a pressing issue in today’s economy. One of the ways to solve this issue in regard to liquefied natural gas (LNG) storage is the recovery of its vapours from LNG tanks using
Victor Bolobov   +2 more
doaj   +1 more source

Effects of Jet Density and Exit Velocity Distribution on the Relationship between Preferred Frequency and Jet Diffusion

open access: yesJournal of Fluid Science and Technology, 2013
This report aims to clarify the relationship between the preferred frequency and jet diffusion. The disturbance frequency used to control mixing, based on the preferred frequency of a flow in the initial area of the jet column mode, is often selected ...
Yuki KAWAI, Motoaki KIMURA
doaj   +1 more source

Parametric study of the influence of location and extension height of the rod interceptor on jet engine nozzle characteristics

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2022
Modern aircraft need increased maneuverability to maintain a competitive position. One way to improve this characteristic is to use methods to adjust the thrust vectors of a jet engine nozzle.
K. O. Tishchenko   +2 more
doaj   +1 more source

Similarity Law on Shedding Frequency of Cavitation Cloud Induced by a Cavitating Jet

open access: yesJournal of Fluid Science and Technology, 2012
In order to clarify the mechanism of cavitation cloud shedding, the shedding frequencies of cavitation clouds were investigated by high-speed observations and image analysis. The results indicate that the shedding frequency follows the similarity law for
Satoshi NISHIMURA   +2 more
doaj   +1 more source

Effects of Solid Particles at Varying Concentrations on Hydrodynamic Cavitation Evolution in a Nozzle [PDF]

open access: yesJournal of Applied Fluid Mechanics
This study investigated the effects of solid particles at varying concentrations on hydrodynamic cavitation within a nozzle in a solid particle-pure water-hydrodynamic cavitation flow system.
D. Wang, W. G. Zhao, X. D. Han
doaj   +1 more source

Characterization of Particle Number Setups for Measuring Brake Particle Emissions and Comparison with Exhaust Setups

open access: yesAtmosphere, 2023
The stringency of vehicle exhaust emissions regulations resulted in a significant decrease in exhaust particulate matter (PM) emissions over the years. Non-exhaust particles (i.e., from brakes and tyres) account for almost half or more of road transport ...
Theodoros Grigoratos   +10 more
doaj   +1 more source

Numerical simulation analysis on water jet pressure distribution at various nozzle aperture [PDF]

open access: yes, 2018
The low velocity water jet is required by small scale Unmanned Underwater Vehicle (UUV) to control its position, either to remain statics in its position or to perform a slow and steady locomotion.
Abdul Aziz, Mohd Sharizal   +5 more
core   +1 more source

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