Results 21 to 30 of about 13,717,021 (351)

Experimental Research and Multi-Physical Field Coupling Simulation of Electrochemical Machining Based on Gas–Liquid Two-Phase Flow

open access: yesMicromachines, 2022
In this paper, the forming mechanism of cooling hole electrolytic machining is studied using multi-physical field coupled simulation and experimental observation.
Zhaolong Li, Wangwang Li, Ye Dai
doaj   +1 more source

Optimization of drilling process parameters on delamination factor of Jute reinforced unsaturated polyester composite using Box-Behnken design of experiment

open access: yesJournal of Mechanical Engineering and Sciences, 2020
This paper presents an investigation on the influence of the drilling parameters such as feed rate, spindle speed and drill tool diameter onto the delamination factor of the jute reinforced unsaturated polyester composite.
Zaleha Mustafa   +7 more
doaj   +1 more source

Dynamic analysis of runout correction in milling [PDF]

open access: yes, 2010
Tool runout and its effects is an important area of research within modelling, simulation, and control of milling forces. Tool runout causes tool cutting edges to experience uneven forces during milling.
Diez Cifuentes, Eduardo   +3 more
core   +2 more sources

The analysis of permissible radial clearance in a piston-cylinder seal [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2023
In this research work, the influence of the radial clearance on the tightness coefficient of the working chamber with different cylinder diameters is considered. The main design scheme with the accepted assumptions is given.
A. G. Nikiforov, L. A. Muslova
doaj   +1 more source

Specific cutting energy consumption in a circular saw for eucalyptus stands WM01 and MN463 [PDF]

open access: yes, 2011
Modern technologies for continuous carbonization of Eucalyptus sp. require special care in wood cutting procedures. Choosing the right tool, cutting speeds and feed rates is important to manage time and energy consumption, both of which being critical ...
Gomes Gontijo, Thiago   +5 more
core   +2 more sources

Topography of material made by the application of abrasive water jet technology

open access: yesJournal of Forest Science, 2014
Water jet cutting technology is widely applicable in all industrial areas in areas where the need for high dimensional precision machined material. Quality of surface corresponds to the scale from middle smooth milling to rough milling.
M. Kvietková
doaj   +1 more source

Influence of Coolant Properties and Chip Former Geometry on Tool Life in Deep Drilling

open access: yesApplied Sciences, 2023
The aim of the article is to find a correlation between a change in the properties of the cooling agent and a change in the geometry of the chipformer, as both are reflected in the service life of the tool after deep drilling. The reason for carrying out
Marek Kočiško   +3 more
doaj   +1 more source

Analytical and experimental study of feed rate in high-speed milling [PDF]

open access: yes, 2013
In the context of high-speed milling (HSM), during the machining process dynamic machine response has to be identified. To achieve this, we have to calculate the feed rate evolution in linear and circular interpolation according to dynamic performance of
Baili, Maher   +4 more
core   +3 more sources

Optimization of Milling Process Parameters of Carbon/Epoxy Composite Material for Minimizing Surface Roughness [PDF]

open access: yesفناوری در مهندسی هوافضا, 2022
Today, Carbon fiber-reinforced polymer composites (CFRP) have extensive use in different fields such as aerospace, automotive, oil, gas, and defense industries compared to metals, due to the high ratio of strength to weight.
Reza Ansari   +4 more
doaj   +1 more source

Autophage engines: towards a throttleable solid motor [PDF]

open access: yes, 2018
This paper describes the instrumented test firing of a rocket that seeks to combine the throttleability of a liquid-fueled engine with the simplicity of a solid motor.
Dron, Mykola   +5 more
core   +1 more source

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