Results 41 to 50 of about 7,703 (290)

Mechanical Design of the Six-cable Driven Parallel Mechanism in FAST Telescope

open access: yesDEStech Transactions on Engineering and Technology Research, 2017
A six-cable driven parallel mechanism is adopted for realizing the position and orientation control of the Five-hundred-meter Aperture Spherical radio Telescope (FAST). The span of the cable driven parallel mechanism is 600m, which will be the largest cable robot in the world.
Qing-ge YANG, Wen-bai ZHU
openaire   +2 more sources

Torque and workspace analysis for flexible tendon driven mechanisms

open access: yes, 2010
Tendon driven mechanisms have been considered in robotic design for several decades. They provide lightweight end effectors with high dynamics. Using remote actuators it is possible to free more space for mechanics or electronics.
Chalon, Maxime   +5 more
core   +1 more source

Electrochemical Evaluation of Compressed Selective Laser Melted AlSi7Mg and AlSi10Mg Alloys in Chloride Environment

open access: yesAdvanced Engineering Materials, EarlyView.
The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin   +2 more
wiley   +1 more source

Iterative Learning Tracking Control of a Hybrid-Driven Based Three-Cable Parallel Manipulator

open access: yesAdvances in Mechanical Engineering, 2014
The aim of this work was to present iterative learning tracking control of a hybrid-driven based three-cable parallel manipulator (HDCPM). The HDCPM has the advantages of both cable parallel manipulator and hybrid-driven planar five-bar mechanism. Design
Bin Zi, Jianbin Cao, Sen Qian
doaj   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

Development of a cable-driven continuum robot having a large workspace (Mechanism design of a one-segment continuum robot focused on orientation workspace)

open access: yesNihon Kikai Gakkai ronbunshu, 2022
In order to develop a cable-driven continuum robot having a large workspace without using a large number of segments, which leads to construction complexity and requires the use of many actuators, this paper presents a mechanism design for increasing the
Ryota SHIOYA   +3 more
doaj   +1 more source

Reconfigurable cable driven parallel mechanism [PDF]

open access: yes, 2020
Due to the fast growth in industry and in order to reduce manufacturing budget, increase the quality of products and increase the accuracy of manufactured products in addition to assure the safety of workers, people relied on mechanisms for such purposes.
Youssef, Khaled Mohamed
core  

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

A Planar Spring-Loaded Cable-Loop-Driven Parallel Mechanism

open access: yes, 2010
A novel architecture of planar spring-loaded cable-loop-driven parallel mechanism is introduced in this paper. By attaching springs to the cable loops, two degrees of freedom can be controlled using only two actuators.
Hanwei Liu   +2 more
core   +1 more source

Slip Localization Intensification Mediated by Grain Boundary Sliding in a Polycrystalline Nickel‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
The temperature dependence of fatigue behavior in nickel‐based superalloys is investigated through high‐resolution measurements of plastic localization. While increasing temperature reduces localization and enhances fatigue performance in René 88DT, Inconel 718 exhibits a sharp degradation at intermediate temperature due to intensified slip ...
M. Calvat   +5 more
wiley   +1 more source

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