Results 11 to 20 of about 2,685,602 (356)

Plasma Gas Temperature Control Performance of Metal 3D-Printed Multi-Gas Temperature-Controllable Plasma Jet

open access: yesApplied Sciences, 2021
The aim of the study was to design and build a multi-gas temperature-controllable plasma jet that can control the gas temperature of plasmas with various gas species, and evaluated its temperature control performance.
Yuma Suenaga   +6 more
doaj   +1 more source

Nonlinear Dynamics of Adaptive Gun Head Jet System of Fire-Fighting Monitor

open access: yesIEEE Access, 2020
The working medium of the adaptive gun head jet system of fire-fighting monitor is generally water containing a little bit of air. During the operation, the pressure pulsation of the fluid will cause the fluctuation of the equivalent stiffness of the gas-
Xiaoming Yuan   +3 more
doaj   +1 more source

Enhancement of synthetic jets by means of an integrated valve-less pump Part II. Numerical and experimental studies [PDF]

open access: yes, 2005
The paper studies the performance of the new fluid jet actuator based on the novel principle of the generation of fluid jet, which has been presented in [Z. Travnicek, A.I. Fedorchenko, A.-B.
Tesar, V., Travniceka, Z., Wang, A.
core   +1 more source

Improved Turbulence Prediction in Turbomachinery Flows and the Effect on Three-Dimensional Boundary Layer Transition

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2018
For the numerical prediction of turbomachinery flows, a two-equation turbulence model in combination with a proper transition model to account for laminar boundary layers and their transition to turbulence is state of the art.
Christoph Bode   +3 more
doaj   +1 more source

Design, Modeling and Simulation of a Liquid Jet Gyroscope Based on Electrochemical Transducers

open access: yesMicromachines, 2021
We propose a novel liquid jet gyroscope based on electrochemical transducers, which uses electrolyte as the jet medium, and two electrochemical transducers placed symmetrically as the velocity measuring unit.
Dapeng Yang   +7 more
doaj   +1 more source

Production system and method for producing fluids from a well [PDF]

open access: yes, 2002
A production system and method for producing fluids from a well are presented. The production system may include a submersible pump and a jet pump. The submersible pump may be arranged within the well.
Carvalho, Paulo M.   +2 more
core   +1 more source

Investigation of thrust vector angle control law based on micro-turbojet engine

open access: yesAIP Advances, 2022
The fluid thrust vectoring nozzle has a fixed profile, few moving parts, and lightweight structure, providing effective flight control for high maneuvering aircraft. The nonlinear control law of the jet deflection angle is one of the critical problems of
Shaoqing Chi   +3 more
doaj   +1 more source

Production system and method for producing fluids from a well [PDF]

open access: yes, 2004
A production system and method for producing fluids from a well are presented. The production system may include a submersible pump and a jet pump. The submersible pump may be arranged within the well.
Carvalho, Paulo M.   +2 more
core   +1 more source

Structure and dynamics of round turbulent jets [PDF]

open access: yes, 1983
Laser‐induced fluorescence and particle streak velocity measurements were conducted to investigate the structure and dynamics of round turbulent jets.
Dimotakis, Paul E.   +2 more
core   +1 more source

Grinding Fluid Jet Characteristics and Their Effect on a Gear Profile Grinding Process

open access: yesInventions, 2017
Profile gear grinding is characterized by a high level of achievable process performance and workpiece quality. However, the wide contact length between the workpiece and the grinding wheel is disadvantageous for the fluid supply to the contact zone and ...
Philip Geilert   +2 more
doaj   +1 more source

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