Results 71 to 80 of about 3,560,321 (246)

On The Vibration Reduction of a Nonlinear Support Base with Dual-shock-absorbers

open access: yes, 2013
The concept of the vibration reduction via position change of the vibration absorbers was introduced in this study. A rigid body plate was taken as the main body.
Wang, Yi-ren   +1 more
core  

Experimental Study on Vibration and Noise Reduction of Gear Transmission System Based on ISFD

open access: yesMachines
Gear transmission systems are widely used in ship propulsion systems, but, during operations, they produce serious vibration and noise problems, reducing the fatigue life of gears and affecting the performance of ships and the comfort of operators ...
Gang Zhu   +4 more
doaj   +1 more source

High‐Resolution Corrosion Fingerprinting of Alloy Libraries via Microdroplet Spectroelectrochemistry

open access: yesAdvanced Engineering Materials, EarlyView.
Ionic‐liquid microdroplet spectroelectrochemistry enables stable, localized electrochemical measurements over extended timescales. By coupling impedance spectroscopy, wetting analysis, finite‐element simulations, and operando Raman spectroscopy, it disentangles geometrical and electrochemical effects, opening new opportunities for rapid corrosion ...
Ekaterina Kurchavova   +3 more
wiley   +1 more source

Improvement of a tail-plane strucural model using vibration test data. [PDF]

open access: yes, 2002
To achieve the best structural model improvement using vibration test data, a major effort has been made to identify poor modelling regions as a guideline for subsequent model updating.
Guo, Shijun J.
core   +1 more source

Superlubricity and Corrosion Inhibition Properties of Solvate Ionic Liquids in Hybrid Carbon Fiber Reinforced Plastic–Steel Interfaces

open access: yesAdvanced Engineering Materials, EarlyView.
Solvate ionic liquids lubrication reduced the coefficient of friction by ∼60% compared to dry sliding, reaching steady‐state values as low as 0.04–0.05. Corrosion weight‐loss measurements in 1 M HCl further demonstrated significant inhibition behavior, with only 100 ppm of [Li(G3)][TFSI] (∼68.5 μL/L) reducing corrosion‐product weight loss by 63 ...
Sameh Dabees   +6 more
wiley   +1 more source

Analysis of Train-induced Dynamic Response of Metro Tunnel in Saturated Foundation Based on the Wave Function Transformation Method

open access: yesChengshi guidao jiaotong yanjiu
[Objective] The train-induced metro tunnel vibration may affect adversely the normal life of residents along the line, the use of precision instruments, and the structural safety of ancient buildings. In order to clarify the propagation law of the entire
GUO Huiji
doaj   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Pacinian channel mediated vasoconstriction in the fingers during vibration exposure

open access: yes, 2013
A review of the literature showed that acute vascular responses to hand-transmitted vibration depend on the magnitude, the frequency, and the duration of the vibration but the mechanisms involved in the immediate vasoconstriction on exposure to vibration
Ye, Ying
core   +1 more source

Research on vibration reduction technique for in-line inspection robot based on variable-centroid TMD principle

open access: yesYou-qi chuyun
Objective In-line inspection robots are essential tools for conducting in-line inspections of oil and gas pipelines. Nevertheless, the transient and intense vibrations caused by different excitation factors within pipelines, like pipeline elbows ...
Rui LI   +5 more
doaj   +1 more source

Rapidly Solidified High‐Strength Invar 36 Prepared by Planar‐Flow Melt Spinning

open access: yesAdvanced Engineering Materials, EarlyView.
The Invar 36 alloy was rapidly solidified using the planar‐flow melt‐spinning technique. Ribbon samples with thicknesses ranging from 20 to 160 mm were produced. As the grain size of the ribbon decreased to sub‐micron levels, the hardness increased by more than 2 times.
Bekir Akgül, Mehmet Kul
wiley   +1 more source

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