Results 71 to 80 of about 31,137 (223)

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

RESEARCH ON DYNAMIC CHARACTERISTIC AND RELIABILITY OF SHEARER CUTTING UNIT

open access: yesJixie qiangdu, 2015
Based on the coal rock cutting theory,simulated the load characteristic of the roller in the process of during coal rock; with the flexible-body dynamics as the theoretical basis to establish rigid-flexible coupling model of cutting unit,simulate the ...
MAO Jun, MIAO LiYe, XIE Miao
doaj  

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

Mechanical Analysis Method of Cantilever Gearbox

open access: yesJixie chuandong, 2018
The cantilever gearbox and the traditional gearbox have great difference in the structure and the force condition. The resonance mechanical analysis method of traditional gearbox could not get the accurate fatigue position of the gearbox.
Wang Jue, Song Shiyao, Zhang Rui
doaj  

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

Study on a New Type of Wax Removal Pig for Crude Oil Pipeline

open access: yesShiyou jixie, 2019
A new type of wax removal pig is designed to address the problems of stuck and low pigging efficiency of existing crude oil pipeline wax removal pigs. The developed pig is mainly composed of a speed regulating unit and a wax removal unit.
Zhang Shimin   +3 more
doaj  

Discrete element modelling and mechanical properties and cutting experiments of Caragana korshinskii Kom. stems

open access: yesFrontiers in Plant Science
The forage crop Caragana korshinskii Kom. is of high quality, and the biomechanical properties of its plant system are of great significance for the development of harvesting equipment and the comprehensive utilisation of crop resources.
Cao Qingqiu   +4 more
doaj   +1 more source

An analytical nonlinear morphing model for corrugated laminates

open access: yesCurved and Layered Structures, 2019
This paper contributes an analytical nonlinear morphing model for high-amplitude corrugated thinwalled laminates of arbitrary stack-up with a corrugation shape composed of circular sections.
Kress G.R., Filipovic D.T.
doaj   +1 more source

Microstructure‐Controlled Crack Propagation and Fracture Resistance in MoSiBTiC Alloy Revealed by Multiscale Extended Finite Element Method Modeling

open access: yesAdvanced Engineering Materials, EarlyView.
A two‐dimensional multiscale finite element analysis framework was established for the first‐generation MoSiBTiC alloy, and the mechanical and fracture‐related parameters of the constituent phases were calibrated through experiments and simulations. The framework provides a basis for analyzing crack propagation behavior in its complex microstructure ...
Junfeng Du   +4 more
wiley   +1 more source

Fatigue Crack Initiation and Growth in Nanocrystalline Ni at Multiple Length‐Scales

open access: yesAdvanced Engineering Materials, EarlyView.
Overview of miniaturized in situ SEM fatigue setup and resultant fatigue crack growth data for nanocrystalline Ni. The presented study focuses on the analysis of fatigue crack growth rate (FCGR) in focused ion beam‐notched microcantilevers prepared from nanocrystalline (NC) Ni as a model material.
Igor Moravcik   +7 more
wiley   +1 more source

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