Results 21 to 30 of about 20,614 (263)

Polishing inner wall of crossed deep micropores using magnetic microabrasive jet technology

open access: yesJin'gangshi yu moliao moju gongcheng
ObjectivesPrecision micro through-hole parts are widely used. However, due to the limitations of manufacturing technology, precision parts with complex shapes, such as cross micro-holes, may have defects such as burrs, scratches, and nodules during the ...
Zezhi WANG   +5 more
doaj   +3 more sources

Steel Weld Metal Deposit Measured Properties after Immediate Micro-Jet Cooling

open access: yesMetals, 2017
The aim of this paper is to present a welding process connected with micro-jet cooling. This method allowed us to guide the metallographic structure, and furthermore, the properties of the weld metal deposit.
Bożena Szczucka-Lasota   +3 more
doaj   +1 more source

Shaft Wear After Surfacing with Micro-Jet Cooling / Zużycie Ścierne Wałów Po Napawaniu Z Chłodzeniem Mikro-Strugowym

open access: yesArchives of Metallurgy and Materials, 2015
A paper presents a piece of information about innovate surfacing technology with micro-jet cooling. There are put down information about parameters of shaft surfacing with micro-jet cooling process. There were given information about influence of various
Węgrzyn T.   +3 more
doaj   +1 more source

Wear Resistance of Steel 20MnCr5 After Surfacing with Micro-jet Cooling

open access: yesArchives of Foundry Engineering, 2016
This paper presents results of experimental research concerning the impact of an innovative method of micro-jet cooling on the padding weld performed with MIG welding. Micro-jet cooling is a novel method patented in 2011.
Tarasiuk W.   +3 more
doaj   +1 more source

The Effect of Electrolytic Jet Orientation on Machining Characteristics in Jet Electrochemical Machining

open access: yesMicromachines, 2019
Jet electrochemical machining (Jet-ECM) is a significant prospective electrochemical machining process for the fabrication of micro-sized features. Traditionally and normally, the Jet-ECM process is carried out with its electrolytic jet being vertically ...
Xinmin Zhang   +5 more
doaj   +1 more source

Deformation and fracture behaviors of graded 2 titanium ultra-thin metallic sheets in water cavitation micro-forming

open access: yesAdvances in Mechanical Engineering, 2022
Water cavitation micro-forming (WCMF) with high quantum efficiency and excellent accuracy are essential for the applications in micro-forming. In this study, based on the size effects, an effective regulation of the cavitation micro-forming was realized.
Chao Yu   +4 more
doaj   +1 more source

Recent Advances and Future Perspectives on Microfluidic Mix-and-Jet Sample Delivery Devices

open access: yesMicromachines, 2021
The integration of the Gas Dynamic Virtual Nozzle (GDVN) and microfluidic technologies has proven to be a promising sample delivery solution for biomolecular imaging studies and has the potential to be transformative for a range of applications in ...
Majid Hejazian   +2 more
doaj   +1 more source

Impact Toughness of Steel WMD After TIG Welding

open access: yesArchives of Metallurgy and Materials, 2017
The material selected for this investigation was low alloy weld metal deposit after TIG welding with various amount of oxygen in weld metal deposit (WMD).
Węgrzyn T.   +4 more
doaj   +1 more source

Dynamic-mesh-based Simulation and Cavitation Erosion Prediction in Hydrodynamic Journal Bearings [PDF]

open access: yesJournal of Applied Fluid Mechanics
This study investigates the cavitating lubrication flow and the associated erosion risk within the oil film of small-clearance journal bearings subjected to prescribed eccentric motion.
F. Wang, W. Han, L. Li, M. Li, B. Zhu
doaj   +1 more source

An equivalent method of jet impact loading from collapsing near-wall acoustic bubbles: A preliminary study

open access: yesUltrasonics Sonochemistry, 2021
Cavitation damage is a micro, high-speed, multi-phase complex phenomenon caused by the near-wall bubble group collapse. The current numerical simulation method of cavitation mainly focuses on the collapse impact of a single cavitation bubble.
Xiang Lu   +4 more
doaj   +1 more source

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