Results 11 to 20 of about 1,228,997 (292)

Diesel Engine Injector Faults Detection Using Acoustic Emissions Technique [PDF]

open access: yes, 2010
This study focuses on investigation of the method of identifying injector faults in a JCB 444T2 diesel engine using acoustic emission (AE) technique. Different kinds of injector faults were seeded in the four-cylinder, four-stroke, and turbo-engine. Then,
Gu, Fengshou   +2 more
core   +5 more sources

A precise beam dynamics model of the PSI injector 2 to estimate the intensity limit [PDF]

open access: yes, 2014
We describe a precise beam dynamics model of the production set up of the Injector 2 Cyclotron at the Paul Scherrer Institut (PSI). Injector 2 is a 72 MeV separate-sector cyclotron producing a high intensity proton beam up to 2.7 mA CW, which is then ...
Kolano, Anna, Barlow, Roger
core   +7 more sources

Acoustic monitoring of engine fuel injection based on adaptive filtering techniques [PDF]

open access: yes, 2010
Diesel engines injection process is essential for optimum operation to maintain the design power and torque requirements and to satisfy stricter emissions legislations. In general this process is highly dependent upon the injection pump and fuel injector
Gu, Fengshou   +11 more
core   +1 more source

2-MV electrostatic quadrupole injector for heavy-ion fusion

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2005
High current and low emittance are principal requirements for heavy-ion injection into a linac driver for inertial fusion energy. An electrostatic quadrupole injector is capable of providing these high charge density and low emittance beams.
F. M. Bieniosek   +9 more
doaj   +1 more source

Research on Numerical Simulation and Structural Optimization of Dual-Throat Venturi Fertilizer Injectors [PDF]

open access: yesE3S Web of Conferences
Fertilization equipment is a crucial component of irrigation systems, and its performance directly impacts irrigation quality. To address the issues of low suction flow and excessive head loss in existing Venturi fertilizer injectors, the team employed ...
Xu Yinkang   +6 more
doaj   +1 more source

Effect of Offset Distance of the Central Axis of Diffusion Section on Fertilizer Absorption of Asymmetric Venturi Injector

open access: yesGuan'gai paishui xuebao, 2023
【Objective】 The asymmetric Venturi fertilizer injector is a device to simultaneously supply water and nutrients to crops through a drip irrigation system. Its performance is influenced by various factors. In this paper, we experimentally study the impact
HU Guirong   +5 more
doaj   +1 more source

Spray patterns of multi-element swirl coaxial injector of interacting spray under different injection conditions

open access: yesAIP Advances, 2021
Multi-element injectors have been used in liquid rocket engines to obtain high thrust, and the gas-centered swirl coaxial injector is a representative injection system because it provides high mixing performance.
Wooseok Song, Jaye Koo
doaj   +1 more source

Thermoacoustic Stability Boundaries in the Model Combustion Chamber with a Gas-Centered Swirl Coaxial Injector

open access: yesInternational Journal of Aerospace Engineering, 2019
The stability of a combustion chamber with a gas-centered swirl coaxial injector is investigated over a wide range of operating conditions in the aspect of thermoacoustic instabilities. First, flame shapes induced by the injector are analyzed for various
Yong Ho Min   +2 more
doaj   +1 more source

Development and testing of an additively manufactured counter-swirl injector head [PDF]

open access: yes
Additive manufacturing allows for new designs for injection elements of rocket engines. Counter-swirled injection channels of different sizes can be integrated in each injection element. Additionally, using an integrated design reduces time consuming integration steps.
Ortelt, Markus   +2 more
openaire   +2 more sources

Diesel engine fuel injection monitoring using acoustic measurements and independent component analysis [PDF]

open access: yes, 2010
Air-borne acoustic based condition monitoring is a promising technique because of its intrusive nature and the rich information contained within the acoustic signals including all sources.
Gu, Fengshou   +7 more
core   +1 more source

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