Results 1 to 10 of about 419,355 (119)

Diagnosing and Balancing Approaches of Bowed Rotating Systems: A Review

Applied Sciences (Switzerland), 2022
Driven/driving shafts are the most important portion of rotating devices. Misdiagnosis or late diagnosis of these components could result in severe vibrations, defects in other parts (particularly bearings), and ultimately catastrophic failures.
Alessandro de Luca, Francesco Caputo, Giuseppe Lamanna   +2 more
exaly   +3 more sources

Stochastic Models and Processing Probabilistic Data for Solving the Problem of Improving the Electric Freight Transport Reliability

Mathematics, 2023
Improving the productivity and reliability of mining infrastructure is an important task contributing to the mining performance enhancement of any enterprise.
Nikita V. Martyushev, Boris V. Malozyomov, Olga A. Filina, Svetlana N. Sorokova, Egor A. Efremenkov, Denis V. Valuev, Mengxu Qi   +6 more
doaj   +1 more source

A Narrative Review of the Oral Manifestations Encountered in COVID-19 Patients [PDF]

Journal of Liaquat National Hospital, 2023
This article aims to review the literature regarding oral manifestations found in patients with COVID-19 to aid dental professionals in diagnosing the condition if it presents in their dental offices.
Syeda Rida Hasan, Samira Adnan, Maham Muneeb Lone, Yawer Ali Abidi, Isma Sajjad, Jamshed Ahmed   +5 more
doaj   +1 more source

Analysis of nontyphoidal Salmonella clinical isolates antibiotic resistance based on whole genome sequencing in Jiangxi Province in 2018

Zhongguo shipin weisheng zazhi, 2020
Objective Understanding of bacterial antibiotic resistance is the basis for guiding clinical anti-infective therapy and monitoring antimicrobial resistance trends.
Xingyong YOU, Silu PENG, Houde ZHOU, Yang LIU, Daofeng LIU, Kai HU, Qiang ZHANG, Chengwei LIU   +7 more
doaj   +1 more source

The Use of Acoustic Emission Elastic Waves for Diagnosing High Pressure Mud Pumps Used on Drilling Rigs

Energies, 2020
Although mud pumps are vital components of a drilling rig, their failures are frequent. The identification of technical condition of these high-pressure piston pumps is difficult.
Artur Bejger, Tomasz Piasecki
doaj   +1 more source

A Method for Monitoring the Technical Condition of Large-Scale Bearing Nodes in the Bodies of Machines Operating for Extended Periods of Time

Energies, 2021
Failure of systems applied in machines comprising rolling and slewing bearings usually causes downtime of the entire heavy machine. The problem of failures can be aggravated by extremely difficult operating conditions, such as significant loads or a ...
Piotr Sokolski, Tadeusz Smolnicki
doaj   +1 more source

Improvement of methods for diagnosing an oil-filled high-voltage coupling capacitor

Trudy Odesskogo Politehničeskogo Universiteta, 2022
Oil-filled high-voltage capacitors are used in high-frequency electrical communication systems, the reliability of which is highly demanding. The article is devoted to the improvement of procedures for diagnosing an oil-filled high-voltage coupling ...
Сергій Володимирович Зайцев, Вадим Валентинович Чиченін, Валентин Миколайович Тiхенко, Софія Олексіївна Сущинська, Павло Миколайович Миронюк   +4 more
doaj   +1 more source

Iron Metabolism in the Disorders of Heme Biosynthesis

Metabolites, 2022
Given its remarkable property to easily switch between different oxidative states, iron is essential in countless cellular functions which involve redox reactions. At the same time, uncontrolled interactions between iron and its surrounding milieu may be
Andrea Ricci, Giada Di Betto, Elisa Bergamini, Elena Buzzetti, Elena Corradini, Paolo Ventura   +5 more
doaj   +1 more source

Study the effect of some plant extracts on biological control of bed bugs Cimex lectularius (Hemiptera: Cimacidae).

Tikrit Journal of Pure Science, 2021
This research aims to study the effect of some plant extracts on biological control of bed bugs Cimex lectularius (Hemiptera: Cimacidae) using the cold aqueous extracts of plant leaves of Eucalyptus camaldelulensis Dehnh, Eruca sativa L.
Rabah Hassan Saady
doaj   +1 more source

Increasing the Efficiency of Diagnostics in the Brush-Commutator Assembly of a Direct Current Electric Motor

Energies, 2023
Increasing the productivity and reliability of mining infrastructure facilities is an important task in achieving future goals. Mining dump trucks are an important part of coal mine infrastructure. In this article, to determine the reliability indicators
Olga A. Filina, Nikita V. Martyushev, Boris V. Malozyomov, Vadim Sergeevich Tynchenko, Viktor Alekseevich Kukartsev, Kirill Aleksandrovich Bashmur, Pavel P. Pavlov, Tatyana Aleksandrovna Panfilova   +7 more
doaj   +1 more source