Results 21 to 30 of about 443,622 (275)

Characterization of the Flow Field of a Submerged Jet Based on Large Eddy Simulation [PDF]

Journal of Applied Fluid Mechanics
Submerged water jets are widely used in underground engineering for coal breaking. This study aims to clarify the flow field characteristics and momentum transfer mechanism of submerged jets.
H. Zhang, F. Wang, C. Duan
doaj   +1 more source

Numerical Research of the Submerged High-Pressure Cavitation Water Jet Based on the RANS-LES Hybrid Model

Shock and Vibration, 2021
The submerged high-pressure water jet has the characteristics of high velocity, strong turbulence, and severe cavitation. In order to reveal the formation mechanism of shear cavitation in the submerged high-pressure water jet and to grasp the turbulent ...
Yongfei Yang, Weidong Shi, Linwei Tan, Wei Li, Songping Chen, Bo Pan   +5 more
doaj   +1 more source

Heat transfer enhancement to a confined impinging synthetic air jet [PDF]

, 2013
Heat transfer to confined, un-ducted and ducted impinging synthetic air jets is investigated experimentally. The influence of ducting on the cooling performance of synthetic air jets is of particular interest.
O'Donovan, Tadhg; id_orcid, Rylatt, Daniel   +1 more
core   +1 more source

Study on Kerosene-submerged Jet Electrochemical Machining and Optimization of the Electrochemical Machining Parameters

International Journal of Electrochemical Science, 2021
Kerosene-submerged jet electrochemical machining (Jet-ECM) has been proven to be an effective process to enhance the machining localization of Jet-ECM.
Xinchao Li, Pingmei Ming, Xinmin Zhang, Shen Niu, Xingshuai Zheng, Liang Yan, Wei Wang, Yunyan Zhang   +7 more
doaj   +1 more source

Hydrodynamic interaction of horizontal circular cylinders with a free-surface [PDF]

, 1996
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The two-dimensional problem of hydrodynamic interaction of the horizontal circular cylinders with a free-surface is investigated both analytically and ...
Moyo, Simiso
core   +6 more sources

Optimal submerged waterjet for gas recovery based on Arbitrary Lagrange‐Euler

Energy Science & Engineering, 2019
This paper proposes a coupled model of waterjet cutting coal containing gas with the Arbitrary Lagrange‐Euler algorithm assistance. The dynamic evolution of coal damage and the cutting performance under different jet conditions, including jet pattern ...
Long Wang, Zhaofeng Wang, Hai Liu, Jinsheng Chen, Tenglong Yang   +4 more
doaj   +1 more source

Numerical simulation of steam submerged jet and condensation

Zhongguo Jianchuan Yanjiu, 2019
[Objectives] During the discharging of ship-used steam power,steam jet condensation was a common physical process. In order to fully grasp the fundamental physical phenomena within steam submerged jet and condensation under open space,CFD simulation with
Wang Guanghuai, Sun Lu, Wang Chang, Hao Rui, Wang Jianjun   +4 more
doaj   +1 more source

Submerged cutting characteristics of abrasive suspension jet

Nihon Kikai Gakkai ronbunshu, 2015
An abrasive suspension jet (ASJ) formed by propelling abrasive suspension through a nozzle has a greater cutting capability than the conventional abrasive water jet.
Seiji SHIMIZU, Hiroyuki NISHIKATA, Guoyi PENG, Yasuyuki OGUMA   +3 more
doaj   +1 more source

An experimental and numerical study on the modelling of fluid flow, heat transfer and solidification in a copper continuous strip casting process★

Manufacturing Review, 2022
An experimental and “numerical study (first part of this study study) was carried out to investigate the solidification process in a copper continuous strip casting process. The model has been tuned by experimental results (i.e.
Mahmoudi Jafar
doaj   +1 more source

Comparison of the main jet performances of non-submerged and submerged water jet.

, 2018
Comparison of the main jet performances of non-submerged and submerged water jet.
Urso Campos (5429951), Chen Chen (6544), Jiwei Wen (5429954)   +2 more
core   +1 more source