Results 71 to 80 of about 97,027 (259)

Perspective projection measurement method for rolling vibration test bench of locomotives and vehicles

open access: yesMechanics & Industry
With the rapid development of railway transportation, using a locomotive and vehicle rolling vibration test bench for dynamic simulation testing is one of the extremely important testing methods in the current locomotive and vehicle development process ...
Zhang Qing, Chen Biao
doaj   +1 more source

Fault Detection Based on a Bio-Inspired Vibration Sensor System

open access: yesIEEE Access, 2018
A novel vibration sensor based on a bio-inspired nonlinear structure with quasi-zero stiffness characteristic is developed for the real-time measurement of absolute vibration motion.
Zhengchao Li, Xingjian Jing, Jinyong Yu
doaj   +1 more source

Parameter Variation in Planetary Ball Milling of Titanium Aluminide Powder in XHV‐Adequate Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the effects of milling parameters, including rotational speed, milling duration, and ball‐to‐powder ratio, on TiAl particle size and morphology in an XHV‐equivalent atmosphere. The creation of oxide‐free surfaces enhances the mechanical properties of green bodies.
Jytte Möckelmann   +4 more
wiley   +1 more source

PENGGUNAAN KAMERA VIDEO SEBAGAI ALTERNATIF ALAT UKUR GETARAN LATERAL PADA PERMESINAN DI KAPAL

open access: yesKapal, 2013
General method which often used in measuring lateral vibration in the ship is vibration-meter. This method has some limitation like complicated, high cost, just can measure vibration at house of bearing and cannot measure vibration at shaft which rotated.
Heroe Poernomo
doaj   +1 more source

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Research on a Graded Self-Powered Vibration Sensor for Geological Drilling

open access: yesMicromachines
Downhole vibration measurement is a key link for optimizing drilling parameters and ensuring operational safety; however, powering conventional vibration sensors reduces drilling efficiency and increases drilling costs.
Jingui Zhang, Chuan Wu
doaj   +1 more source

Microsphere-Based Microsensor for Miniature Motors' Vibration Measurement. [PDF]

open access: yesSensors (Basel), 2023
Xu K   +11 more
europepmc   +1 more source

Creep‐Induced Microstructural Evolution in an A2‐B2 Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A 27.3Ta‐27.3Mo‐27.3Ti‐8Cr‐10Al (at.%) refractory high‐entropy alloy with precipitation‐strengthened A2‐B2 microstructure was studied by creep tests at 1030°C, which demonstrate a transition in deformation mechanisms in the range of 100–150 MPa applied stress. This is associated with changes in dislocation–precipitate interactions. Relevant deformation
Liu Yang   +10 more
wiley   +1 more source

Measurement vibrations

open access: yes, 2007
In the paper measuring of machine vibrations with application of new measuring equipment are considered. Fundamentals for usage of OVERAL and Multiparametric measurement are presented.
Vojtko, I., Matija, R., Gregov, L.
openaire   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

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