Zobrazeno 1 - 10
of 126
pro vyhledávání: '"rotary machines"'
Publikováno v:
IEEE Access, Vol 12, Pp 119272-119291 (2024)
This paper presents a novel physics-based data-driven approach for reconstructing the nonlinear governing equations and suppressing vibrations in vertical-shaft rotary machines during transient motion. We first identify the key nonlinear terms using
Externí odkaz:
https://doaj.org/article/63cee3790705425899bd333825e0a6b1
Autor:
Sina Piramoon, Mohammad Ayoubi
Publikováno v:
IEEE Access, Vol 12, Pp 107552-107569 (2024)
This paper presents a novel approach for modeling and mitigating vibrations in rotary machines during transient operations, such as start-up and shutdown. We propose using two time-series artificial neural networks (ANNs)—Long Short-Term Memory (LS
Externí odkaz:
https://doaj.org/article/0795df38c3cb46b688e46bc0d04447d6
Autor:
Dominik Łuczak
Publikováno v:
Energies, Vol 17, Iss 9, p 1998 (2024)
Accurate and timely fault detection is crucial for ensuring the smooth operation and longevity of rotating machinery. This study explores the effectiveness of image-based approaches for machine fault diagnosis using data from a 6DOF IMU (Inertial Mea
Externí odkaz:
https://doaj.org/article/827ef340f17844ba9bb8cc9f70f69c53
Publikováno v:
Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", Vol 6, Iss 4, Pp 9-25 (2022)
An overview analysis of research and development in the field of volumetric rotary machines for low power energy, refrigeration and climate technology, as well as the state of the world and Russian market of compressor and expansion machines of thi
Externí odkaz:
https://doaj.org/article/598f6d7875e64a4d9f8c013870fd37d1
Autor:
Vasyl S. Martsynkovskii, Kostiantyn Yu. Liubchenko, Andrii O. Prokopenko, Andrii D. Lazarenko
Publikováno v:
Journal of Mechanical Engineering, Vol 25, Iss 2, Pp 30-37 (2022)
The article discusses the disadvantages of thrust sliding bearings with mechanical supports and mechanical balancing systems similar to the Kingsbury system. Requirements for the design of thrust bearings corresponding to the current level of develop
Externí odkaz:
https://doaj.org/article/628ed0787ad145c0bfa09eef27f4a629
Publikováno v:
Machines, Vol 11, Iss 11, p 1012 (2023)
Ensuring the operational safety and reliability of rotary machinery systems, especially in oil plants, has become a focal point in both academic and industry arenas. Specifically, in terms of key rotary machinery components such as shafts, the diagno
Externí odkaz:
https://doaj.org/article/59ffd35460324a37b592c07b52306487
Publikováno v:
Applied Sciences, Vol 13, Iss 12, p 6861 (2023)
A growing interest in intelligent fault detection may sometimes lead to practical issues when existing malfunctions reveal analogous indications and the number of observations is limited. This article addresses the classification problem of two ident
Externí odkaz:
https://doaj.org/article/93039801f82c4ecf8b2413514c44759a
Publikováno v:
Jixie qiangdu, Vol 43, Pp 1335-1340 (2021)
A comprehensive reliability allocation method, which is applicable to the cases of lack of data in design stage, as well as the complexity of the influence factors and uncertainty of expert evaluation, is presented based on the grey system theory. Th
Externí odkaz:
https://doaj.org/article/1849f9dd09cf4ab68d72f00f2b2b70da