Zobrazeno 1 - 10
of 93
pro vyhledávání: '"Ki‐Yong Oh"'
Publikováno v:
Frontiers in Energy Research, Vol 12 (2024)
Externí odkaz:
https://doaj.org/article/2c1367530816475c8c478ceef1771653
Publikováno v:
IEEE Access, Vol 11, Pp 128580-128595 (2023)
This study proposes a practical fault detection and prediction method by addressing a margin-maximized hyperspace. The proposed method is effective for a highly imbalanced dataset without any supervision, which is a frequently occurring and challengi
Externí odkaz:
https://doaj.org/article/df1275fc920a40e5ad49ca9de785d7ca
Publikováno v:
Energy Reports, Vol 8, Iss , Pp 10762-10775 (2022)
This study proposes a novel method for managing the compressive pressure imposed on a lithium-ion battery (LIB) using a phase transition actuator under constrained conditions considering the influence of compressive pressure on the performance and li
Externí odkaz:
https://doaj.org/article/1777ee0baff8444086b1c12e11f3a3e5
Publikováno v:
IEEE Access, Vol 10, Pp 7207-7222 (2022)
In this study, an integrated framework involving state classification, preprocessing, and classification is proposed for the fault diagnosis of elevator doors using control state information. During state classification, the door state is classified
Externí odkaz:
https://doaj.org/article/c2514610f4994fb784d908a9f7aafbc0
Autor:
Muhammad Wisal, Ki-Yong Oh
Publikováno v:
Sensors, Vol 23, Iss 16, p 7141 (2023)
Rotor unbalance is the most common cause of vibration in industrial machines. The unbalance can result in efficiency losses and decreased lifetime of bearings and other components, leading to system failure and significant safety risk. Many complex a
Externí odkaz:
https://doaj.org/article/be71523d404a4b96828313ab6dd44049
Publikováno v:
Mathematics, Vol 11, Iss 14, p 3143 (2023)
This study proposes an integrated framework to automatically detect anomalies and faults in underground transmission-line connectors (UTLCs) with thermal images because anomaly detection of underground transmission-line connectors (UTLCs) plays a cri
Externí odkaz:
https://doaj.org/article/666b7dace249498aa433eeb4da210c32
Publikováno v:
IEEE Access, Vol 8, Pp 149999-150009 (2020)
Fault diagnosis of power transmission systems (PTSs) is crucial for ensuring the reliability of power grids because most grids are exposed to harsh environments. For integrity diagnosis of PTSs, this article proposes a nondestructive patrol inspectio
Externí odkaz:
https://doaj.org/article/286a3aa395884fe6b2089bfe2a67cc30
Publikováno v:
IEEE Access, Vol 8, Pp 189423-189435 (2020)
Diagnostic methods for power transmission facilities are important for energy security because the growth of defects in power facilities increases the risk of blackouts in an entire power grid. However, damage in power transmission facilities is diff
Externí odkaz:
https://doaj.org/article/369ba2c0d609422c880e84ee6eb1f01c
Publikováno v:
Machines, Vol 10, Iss 5, p 356 (2022)
The scale of offshore wind turbines (OWTs) has increased in order to enhance their energy generation. However, strong aero/hydrodynamic loads can degrade the dynamic characteristics of OWTs because they are installed on soft seabeds. This degradation
Externí odkaz:
https://doaj.org/article/e57e24f69a3641f684d9f045d6fe4efd
Publikováno v:
Complexity, Vol 2020 (2020)
The dynamic characteristics of an offshore wind turbine with tripod suction buckets are investigated through finite element analysis and full-scale experiments. In finite element analysis, an integrated framework is suggested to create a simple yet a
Externí odkaz:
https://doaj.org/article/984f77f7b09f4b05a32dc9979d068670