Results 21 to 30 of about 25,442 (255)

NUMERICAL SIMULATION AND EXPERIMENTAL ANALYSIS OF SPRAY FIELD OF IMPINGEMENT NOZZLE [PDF]

open access: yesEngenharia Agrícola, 2023
The shape of a spray droplet from a flat-fan nozzle in the plant protection sector is similar to a ‘U shape’, the middle particle size being small but the diameter of both sides being too large.
Fulong Dong, Wenjian He, Hongping Zhou
doaj   +1 more source

The wall shear stress produced by the normal impingement of a jet on a flat surface [PDF]

open access: yes, 2000
A method for the theoretical determination of the wall shear stress under impinging jets of various congurations is presented. Axisymmetric and two-dimensional incompressible jets of a wide range of Reynolds numbers and jet heights are considered ...
Flagan, Richard C.   +2 more
core   +1 more source

Numerical simulation on heat transfer and entropy generation of impingement cooling on boss shaped surface

open access: yesXibei Gongye Daxue Xuebao, 2022
Using impingement jet to cool the external cavity of the end wall of the gas turbine guide blade is very effective for prolonging the service life of the gas turbine and ensuring its safety operation.
ZHANG Lixi, CAO Gaopan, ZHANG Zhengyang
doaj   +1 more source

On the vortical structure in a plane impinging jet [PDF]

open access: yesJournal of Fluid Mechanics, 2001
The vortical structure of a plane impinging jet is considered. The jet was locked both in phase and laterally in space, and time series digital particle image velocimetry measurements were made both of the jet exiting the nozzle and as it impinged on a perpendicular wall.
Sakakibara, Jun   +2 more
openaire   +3 more sources

The influence of non-equilibrium dissociation on the flow produced by shock impingement on a blunt body [PDF]

open access: yes, 2004
We describe an investigation of the effects of non-equilibrium thermochemistry on the interaction between a weak oblique shock and the strong bow shock formed by a blunt body in hypersonic flow.
Hornung, H. G.   +2 more
core   +1 more source

Phanerozoic Large Igneous Province, Petroleum System, and Source Rock Links

open access: yesGeophysical Monograph Series, Page 191-228., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Steven C. Bergman   +2 more
wiley  

+1 more source

The Effect of Nozzle Configuration on Local Convective Heat Transfer to Horizontal Plate Impinging Air Jet [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2023
In an impinging air jet, nozzle shape noticeably impacts heat transfer between jet and plate by affecting the velocity profile at the jet exit and thereby potentially modifying the behavior of the air jet vortex structures.
jeyajothi Kalimuthu   +3 more
doaj   +1 more source

MILD combustion of oxygen fuel burner using impinging jet method

open access: yesJournal of Thermal Science and Technology, 2019
The possibility of oxygen-MILD combustion without preheating of oxidants is assessed numerically and experimentally in this paper. For the formation of oxygen-MILD combustion, jet impingement method was employed to enhance the internal recirculation flow
Ho Yeon LEE   +2 more
doaj   +1 more source

Heat Transfer Enhancement of Impingement Cooling by Adopting Circular-Ribs or Vortex Generators in the Wall Jet Region of A Round Impingement Jet

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2020
In the near future, when designing and using Double Wall Airfoils, which will be manufactured by 3D printers, the positional relationship between the impingement cooling nozzle and the heat transfer enhancement ribs on the target plate naturally becomes ...
Ken-Ichiro Takeishi   +3 more
doaj   +1 more source

On impinging near‐field granular jets [PDF]

open access: yesInternational Journal for Numerical Methods in Engineering, 2009
AbstractIn this work a multibody collision model, amenable to large‐scale computation, is developed to simulate a jet of near‐field grains impinging on a surface. This model is developed by computing momentum exchange for grain–grain and grain–surface interactions.
Arbelaez, D, Zohdi, T I, Dornfeld, David
openaire   +4 more sources

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