Results 1 to 10 of about 3,714,854 (310)

Generator flow field and temperature field analysis [PDF]

open access: yesMATEC Web of Conferences, 2018
In this paper, the flow area of the generator and the solid area of the generator are taken as the research object. According to the theory of fluid mechanics and heat transfer, the CFD software Fluent is selected as the calculation tool, and the direct ...
Li Bang, Liu Xiaozhu, Liu Dinghao
doaj   +2 more sources

Application of Flow Field Analysis in Ion Beam Figuring for Ultra-Smooth Machining of Monocrystalline Silicon Mirror [PDF]

open access: yesMicromachines, 2022
X-ray free-electron lasers are large modern scientific devices that play an important role in fields such as frontier physics and biomedicine. In this study, a light source is connected to an experimental station through beam lines, which requires ...
Zhe Wang   +6 more
doaj   +2 more sources

Flow Field Analysis Around Pressure Shielding Structures [PDF]

open access: yesAIAA AVIATION 2021 FORUM, 2021
The flow field around a series of streamwise rods, referred to as canopies, is investigated using two-dimensional two-component time-resolved particle image velocimetry (PIV) and large eddy simulations (LES) to characterize the changes in the flow field responsible for reducing the low and high-frequency surface pressure fluctuations previously ...
Szoke, Máté   +4 more
openaire   +3 more sources

Flow Field Analysis of Throttling Aperture of a New Magneto-rheological Shimmy Damper

open access: yesHangkong gongcheng jinzhan, 2021
Orifice is the main ways of magneto-rheological shimmy damper to produce damping. Under the actual working environment of magneto-rheological shimmy damper, the stress changes such as variable viscosity can be caused by different magnetic field ...
ZHU Shixing, FU Yibo
doaj   +1 more source

Aerodynamic Layout Evaluation of Hydrogen-powered Fixed-wing Unmanned Aerial Vehicle(UAV) by Numerical Simulation

open access: yesTaiyuan Ligong Daxue xuebao, 2021
For the aerodynamic layout selection of a long-endurance hydrogen energy hybrid unmanned aerial vehicle(UAV), this paper carried out a numerical simulation of aerodynamic characteristics for a certain design plan, in order to provide data support for the
Haiping TIAN   +5 more
doaj   +1 more source

Inviscid transonic flow field analysis [PDF]

open access: yesProceedings of the Indian Academy of Sciences Section C: Engineering Sciences, 1981
This paper describes a method for analysing inviscid transonic flow. This method is based on the fact that the angle made by the streamline of the transonic flow and of the corresponding incompressible flow is usually small. By using curvilinear coordinates, the differential equation of the stream function of an inviscid compressible flow is simplified
T. C. Lin, Jia Zhenxue
openaire   +1 more source

Dynamic Occlusion Analysis in Optical Flow Fields [PDF]

open access: yesIEEE Transactions on Pattern Analysis and Machine Intelligence, 1985
Optical flow can be used to locate dynamic occlusion boundaries in an image sequence. We derive an edge detection algorithm sensitive to changes in flow fields likely to be associated with occlusion. The algorithm is patterned after the Marr-Hildreth zero-crossing detectors currently used to locate boundaries in scalar fields.
W B, Thompson, K M, Mutch, V A, Berzins
openaire   +2 more sources

Flow Field Analysis of Adult High‐Flow Nasal Cannula Oxygen Therapy [PDF]

open access: yesComplexity, 2021
The mechanical ventilation of human body is a complex human‐computer interaction process. High flow nasal cannula oxygen therapy (HFNC) is a new type of ventilation, which is often measured by lung pressure, respiratory work, and other parameters. The purpose of this paper is to analyse the pressure, flow, and strain rate of upper respiratory tract ...
Jingen Xia   +4 more
openaire   +2 more sources

Influence of blast furnace gas flow speed on dust deposition characteristics in butterfly valve region

open access: yesJournal of Hebei University of Science and Technology, 2016
The blast furnace gas contains plenty of dust, which deposits easily on the bottom of seat sealing surface of the tri-eccentric butterfly valve in the pipeline, causing stuck and damage to the valve plate, thereby affects the production of the blast ...
Lixin WANG, Bin WANG, Fengshan HUANG
doaj   +1 more source

Numerical Simulation Study of the Effect of Outlet on the Axial Vortex Separator [PDF]

open access: yesJournal of Applied Fluid Mechanics
This study utilizes numerical simulations and dimensional analysis to investigate the impact of the two-phase outlet on flow field characteristics and separation efficiency of the separator.
H. Lou   +4 more
doaj   +1 more source

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