Results 21 to 30 of about 2,247 (260)

METHOD OF PARTS VIRTUAL LOCALIZATION FOR NEAR SHAPE BLANKS

open access: yesАвіаційно-космічна техніка та технологія, 2020
The subject matter of the article is the processes of virtual localization of near shape parts during adaptive machining. The aim is to develop an effective method for finding the starting location of a CAD model of a part with virtual localization ...
Сергій Ігорович Планковський   +4 more
doaj   +1 more source

Chip Formation Mechanism of Inconel 718: A Review of Models and Approaches

open access: yesChinese Journal of Mechanical Engineering, 2021
Inconel 718, a nickel, chrome and iron alloy, has special advantages, such as high-temperature strength, thermal resistance and corrosion resistance, which facilitate wide usage in the aerospace industry, especially in the hot sections of gas turbine ...
Chun Liu   +3 more
doaj   +1 more source

Extreme learning machine with local connections

open access: yesNeurocomputing, 2019
Abstract This paper is concerned with the sparsification of the input-hidden weights of ELM (extreme learning machine). For ordinary feedforward neural networks, the sparsification is usually done by introducing certain regularization technique into the learning process of the network. However, this strategy cannot be applied for ELM, since the input-
Feng Li 0006   +4 more
openaire   +5 more sources

Mathematical Model and Solution Algorithm for Virtual Localization Problem

open access: yesКібернетика та комп'ютерні технології, 2022
Introduction. The optimization placement problem refereed to virtual localization is studied. This problem is motivated by the need to optimize the production of parts from near-net shape blanks using CNC machines.
Sergiy Plankovskyy   +5 more
doaj   +1 more source

On-line machine covering on two machines with local migration

open access: yesComputers & Mathematics with Applications, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Xufeng Chen, Sen Qin
openaire   +2 more sources

Research on Stagger Coupling Mode of Pulse Duration and Tool Vibration in Electrochemical Machining

open access: yesApplied Sciences, 2018
Tuning the coupling of pulse duration and tool vibration in electrochemical machining (PVECM) is an effective method to improve machining accuracy and surface quality.
Xiaochen Jiang   +4 more
doaj   +1 more source

Reasoning About a Machine with Local Capabilities [PDF]

open access: yes, 2018
sponsorship: This research was supported in part by the ModuRes Sapere Aude Advanced Grant from The Danish Council for Independent Research for the Natural Sciences (FNU). Support for an STSM was received from COST Action EUTypes (CA15123). Dominique Devriese held a Postdoctoral fellowship from the Research Foundation Flanders (FWO) during most of this
Skorstengaard, Lau   +2 more
openaire   +2 more sources

Mechanism of electrical discharge and electrochemical hybrid sinking machining using water-in-oil nanoemulsion: processing phenomena and multiphysics simulation [PDF]

open access: yesAIP Advances
Electrical discharge and electrochemical hybrid sinking machining (EDCSM) using a water-in-oil (W/O) nanoemulsion demonstrates high-quality machined surface and good machining accuracy. However, the specific machining mechanism of this technology remains
Yutian Xia   +6 more
doaj   +1 more source

Investigation on Bidirectional Pulse Electrochemical Micromachining of Micro Dimples

open access: yesMicromachines, 2021
Through-mask electrochemical micromachining (TMEMM) is a promising method to prepare micro dimples on the surface of metallic parts. However, the workpiece is machined one by one in traditional TMEMM. This paper introduced bidirectional pulse to TMEMM to
Zhouzhi Gu   +4 more
doaj   +1 more source

Simulation and Analysis on Machining Channels in the Electrochemical Pattern Transfer Method

open access: yesInternational Journal of Electrochemical Science, 2016
Proton exchange membrane fuel cell (PEMFC) is considered as a preferred clean and efficient energy, and its flow channel structure design and forming technology directly affect the efficiency of power generation. In this work, the shape evolution of flow
Zhe Wang   +4 more
doaj   +1 more source

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