Results 31 to 40 of about 88,365 (292)

Digital Twin-Driven Cyber-Physical System for Autonomously Controlling of Micro Punching System

open access: yesIEEE Access, 2019
Microstructure functional surface is widely used in an optical system because of its special micro-topological structure and particular physical properties.
Rongli Zhao   +6 more
doaj   +1 more source

Lajes lisas nervuradas bidirecionais com furos

open access: yesRevista IBRACON de Estruturas e Materiais
A passagem de tubulações em elementos estruturais ainda merece atenção especial dos projetistas, principalmente quando o modo de ruptura dos mesmos pode ser alterado devido às mudanças em seus comportamentos.
G. M. Mateus   +3 more
doaj   +1 more source

Penelitian penggunaan resin epoksi untuk membuat landasan potong pon

open access: yesMajalah Kulit, Karet, dan Plastik, 1997
Application of epoxy resin to make specimen punching pad was studied. The specimen punching pad compound was made from epoxy resin, CaCO3 as filler, colour paste, and hardener.
Dwi Wahini Nurhajati   +3 more
doaj   +1 more source

Characterization of galling during dry and lubricated punching of AA5754 sheet

open access: yesAdvances in Industrial and Manufacturing Engineering, 2021
When sheets of aluminum alloys are pierced or trimmed, tool failure occurs by the transfer of material from the sheet to the surface of the tool.
Shayan Shirzadian   +2 more
doaj   +1 more source

A design model for punching shear of FRP-reinforced slab-column connections

open access: yes, 2008
The overall aim of this paper is to develop a unified design method for the punching shear resistance of slab-column connections irrespective of the type of internal reinforcement.
Swamy, R.N., Theodorakopoulos, D.D.
core   +1 more source

Punching shear analysis of slab-column connections [PDF]

open access: yes, 2013
The paper aims to present an experimental testing program regarding reinforced concrete slabs, with and without shear reinforcement, submitted to punching under both symmetric and eccentric loading.
Moreno, Carlos, Sarmento, Ana Maria
core   +1 more source

Center-Punching Mechanical Clinching Process for Aluminum Alloy and Ultra-High-Strength Steel Sheets

open access: yesMetals
In recent years, with the rapid advancement of automotive lightweight technology, the mechanical clinching process between aluminum alloy and ultra-high-strength steel sheets has received extensive attention.
Ping Qiu   +4 more
doaj   +1 more source

Failure Mechanisms of Mechanically and Thermally Produced Holes in High-Strength Low-Alloy Steel Plates Subjected to Fatigue Loading

open access: yesMetals, 2020
High-strength low-alloy steels (HSLA) are gaining popularity in structural applications in which weight reduction is of interest, such as heavy duty machinery, bridges, and offshore structures.
Carlos Jiménez-Peña   +3 more
doaj   +1 more source

Clinical Practice Guideline for Evaluation and Management of Peripheral Nervous System Manifestations in Sjögren's Disease

open access: yesArthritis Care &Research, EarlyView.
Objective Sjögren's disease is an autoimmune disorder that can impact multiple organ systems, including the peripheral nervous system (PNS). PNS manifestations, which can exist concurrently, include mononeuropathies, polyneuropathies, and autonomic nervous system neuropathies.
Anahita Deboo   +88 more
wiley   +1 more source

Accuracy and repeatability of wrist joint angles in boxing using an electromagnetic tracking system [PDF]

open access: yes, 2019
© 2019, The Author(s). The hand-wrist region is reported as the most common injury site in boxing. Boxers are at risk due to the amount of wrist motions when impacting training equipment or their opponents, yet we know relatively little about these ...
A de Lange   +51 more
core   +2 more sources

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