Results 51 to 60 of about 12,114 (199)

Application of Optimal Control Algorithm to Inertia Friction Welding Process

open access: yesIEEE Transactions on Control Systems Technology, 2013
Inertia friction welding (IFW) is a rotational pressure welding process and is a technique commonly used in the production of aircraft engine shafts. With the ever-increasing achievable production tolerances in terms of the upset and angular orientation, it follows that a significant improvement in the control of these quality parameters is called for.
Loehe, J   +3 more
openaire   +1 more source

Metal Brazing‐Free Ceramic‐to‐Ceramic Hermetic Sealing for All‐Ceramic Active Implantable Devices

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 4, April 2026.
ABSTRACT Hermetic sealing of engineering ceramic‐based active implantable medical devices (AIMDs) is a crucial part of their fabrication and significantly influences the reliability and lifetime of the devices once implanted within a biological environment.
Shaikh Nayeem Faisal   +6 more
wiley   +1 more source

Nonlinear Discrete Observer for Flexibility Compensation of Industrial Robots [PDF]

open access: yes, 2014
This paper demonstrates the solutions of digital observer implementation for industrial applications. A nonlinear high-gain discrete observer is proposed to compensate the tracking error due to the flexibility of robot manipulators. The proposed discrete
ABBA, Gabriel   +2 more
core   +4 more sources

Optimal workplacement for robotic friction stir welding task [PDF]

open access: yes, 2013
Robotic manipulators are widely used in industry for welding processes. Inadequate joint stiffness in the manipulators often limits their use for high quality welding operations because of the deformation errors produced during the process.
ABBA, Gabriel, JAIN, Achin, QIN, Jinna
core   +4 more sources

Mechanical properties of 3D-printing polylactic acid parts subjected to bending stress and fatigue testing [PDF]

open access: yes, 2019
This paper aims to analyse the mechanical properties response of polylactic acid (PLA) parts manufactured through fused filament fabrication. The influence of six manufacturing factors (layer height, filament width, fill density, layer orientation ...
Gómez Gras, Giovanni   +5 more
core   +2 more sources

Effect of Variations in the Ring Thickness on the Dynamic Performance of the Bimetal Gears

open access: yesInternational Journal of Mechanical System Dynamics, Volume 6, Issue 1, Page 86-105, March 2026.
ABSTRACT This study used a six‐degrees‐of‐freedom dynamic model to analyze the dynamic response of bimetal spur gears. Aluminum alloy forms the core of the bimetal gears, and a uniform‐thickness steel ring surrounds the teeth. Gear mesh stiffness of bimetal gears and the transmission error have been assessed using a numerical approach based on finite ...
Bikramjit Singh   +2 more
wiley   +1 more source

Characterization of Fuel Rods Supported by Dimple‐Less Spacer Grids and Subjected to Nonlinear Vibrations

open access: yesInternational Journal of Mechanical System Dynamics, Volume 6, Issue 1, Page 3-21, March 2026.
ABSTRACT An experimental campaign was undertaken to demonstrate the applicability of the Bouc–Wen hysteretic model to describe the hysteretic system of the recent Framatome dimple‐less spacer grid design for Pressurized Water Reactors. The experimental setup subjected a reduced‐length fuel rod, supported at both ends by dimple‐less grids, to forced ...
Giovanni Ferrari   +3 more
wiley   +1 more source

Solvent‐Free Bonding Mechanisms and Microstructure Engineering in Dry Electrode Technology for Lithium‐Ion Batteries

open access: yesAdvanced Functional Materials, Volume 36, Issue 14, 16 February 2026.
Dry electrode technology revolutionizes battery manufacturing by eliminating toxic solvents and energy‐intensive drying. This work details two promising techniques: dry spray deposition and polymer fibrillation. How their unique solvent‐free bonding mechanisms create uniform microstructures for thicker, denser electrodes, boosting energy density and ...
Yuhao Liang   +7 more
wiley   +1 more source

Multi-response optimization of CO2 laser welding process of austenitic stainless steel [PDF]

open access: yes, 2008
Recently, laser welding of austenitic stainless steel has received great attention in industry, due to its wide spread application in petroleum refinement stations, power plant, pharmaceutical industry and households.
Benyounis, Khaled   +2 more
core   +1 more source

Compression capacity of closely spaced double‐angle beam‐columns – Impact of joint stiffness

open access: yesSteel Construction, Volume 19, Issue 1, Page 14-26, February 2026.
Abstract Usually, pinned ends are assumed to calculate the compression capacity of closely spaced double‐angle members. In reality, the joints used in practice provide additional rotational restraint at the member's ends, which significantly influence the compression member capacity of such built‐up sections.
Paul Zauchner   +2 more
wiley   +1 more source

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