Search Results - "Ki-Yong Oh"

A review of foundations of offshore wind energy convertors: Current status and future perspectives by Oh, Ki-Yong, Nam, Woochul, Ryu, Moo Sung, Kim, Ji-Young, Epureanu, Bogdan I.

“…This paper reviews foundations for offshore wind energy convertors considering the significant growth of offshore wind energy since the early 2000s. The…”
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Autonomous flight strategy of an unmanned aerial vehicle with multimodal information for autonomous inspection of overhead transmission facilities by Jeon, Munsu, Moon, Joonhyeok, Jeong, Siheon, Oh, Ki‐Yong

“…This study proposes an innovative method for achieving autonomous flight to inspect overhead transmission facilities. The proposed method not only integrates…”
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A New Deep Learning Framework for Imbalance Detection of a Rotating Shaft by Wisal, Muhammad, Oh, Ki-Yong

“…Rotor unbalance is the most common cause of vibration in industrial machines. The unbalance can result in efficiency losses and decreased lifetime of bearings…”
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Degradation pathways dependency of a lithium iron phosphate battery on temperature and compressive force by Kim, Jun‐Hyeong, Kwak, Eunji, Oh, Ki‐Yong

“…Summary The present study examines, for the first time, the evolution of the electrochemical impedance spectroscopy (EIS) of a lithium iron phosphate (LiFePO4)…”
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Phenomenological force and swelling models for rechargeable lithium-ion battery cells by Oh, Ki-Yong, Epureanu, Bogdan I., Siegel, Jason B., Stefanopoulou, Anna G.

“…Three phenomenological force and swelling models are developed to predict mechanical phenomena caused by Li-ion intercalation: a 1-D force model, a 1st order…”
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Detailed modeling investigation of thermal runaway pathways of a lithium iron phosphate battery by Kwak, Eunji, Kim, Jun‐hyeong, Hong, Sung Ho, Oh, Ki‐Yong

“…Summary This study investigates the thermal runaway (TR) pathways of a lithium iron phosphate (LFP) battery to establish important considerations for its…”
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Rotational multipyramid network with bounding‐box transformation for object detection by Kim, Donggeun, Kim, San, Jeong, Siheon, Ham, Ji‐Wan, Son, Seho, Moon, Joonhyeok, Oh, Ki‐Yong

“…The study proposes a rotational multipyramid network (RoMP Net) with bounding‐box transformation for object detection. The RoMP Net is a single‐stage object…”
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Real-Time Environmental Cognition and Sag Estimation of Transmission Lines Using UAV Equipped With 3-D Lidar System by Jeong, Siheon, Kim, Donggeun, Kim, San, Ham, Ji-Wan, Lee, Jae-Kyung, Oh, Ki-Yong

“…Transmission lines (TLs) are prone to frequent failures owing to their exposure to extreme environments. It is essential to monitor these failures and repair…”
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Method of operating a GIS‐based autopilot drone to inspect ultrahigh voltage power lines and its field tests by Park, Joon‐Young, Kim, Seok‐Tae, Lee, Jae‐Kyung, Ham, Ji‐Wan, Oh, Ki‐Yong

“…The drone‐based inspection process on power transmission lines needs to be automated due to the large scale of power facilities and the limited line of sight…”
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Versatile multiphysics model for thermal runaway estimation of a lithium‐ion battery by Kim, Jun‐Hyeong, Kwak, Eunji, Jeong, Jinho, Oh, Ki‐Yong

“…Summary This study proposes a fast yet accurate multiphysics model for a lithium‐ion battery (LIB) that estimates multiphysics responses under operational and…”
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Battery pack recycling challenges for the year 2030: Recommended solutions based on intelligent robotics for safe and efficient disassembly, residual energy detection, and secondary utilization by Zhou, Lin, Garg, Akhil, Zheng, Jun, Gao, Liang, Oh, Ki‐Yong

“…With the increasing use of batteries, battery recycling would become a considerable problem in the next decade. However, the current recycling technologies are…”
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A Novel Method and its Field Tests for Monitoring and Diagnosing Blade Health for Wind Turbines by Ki-Yong Oh, Joon-Young Park, Jun-Shin Lee, Epureanu, Bogdan I., Jae-Kyung Lee

“…A new diagnostic method is proposed to efficiently monitor the structural health and detect damages in wind turbine blades. A high-resolution real-time blade…”
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Site selection of offshore wind farms around the Korean Peninsula through economic evaluation by Kim, Ji-Young, Oh, Ki-Yong, Kang, Keum-Seok, Lee, Jun-Shin

“…We have conducted a feasibility study on the development of offshore wind farms around the Korean Peninsula as part of the national plan. This study deals with…”
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Margin-Maximized Hyperspace for Fault Detection and Prediction: A Case Study With an Elevator Door by Kim, Minjae, Son, Seho, Oh, Ki-Yong

“…This study proposes a practical fault detection and prediction method by addressing a margin-maximized hyperspace. The proposed method is effective for a…”
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Development of a Novel Power Curve Monitoring Method for Wind Turbines and Its Field Tests by Park, Joon-Young, Lee, Jae-Kyung, Oh, Ki-Yong, Lee, Jun-Shin

“…A novel power curve monitoring method for wind turbines was developed to prevent a turbine failure in a wind farm. Compared with the existing methods, this…”
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Enhancing Structural Crack Detection through a Multiscale Multilevel Mask Deep Convolutional Neural Network and Line Similarity Index by Ham, Ji-Wan, Jeong, Siheon, Kim, Min-Gwan, Park, Joon-Young, Oh, Ki-Yong

“…This paper proposes a novel and practical crack-detection method for infrastructure. The proposed method exhibits three key components. First, a multiscale…”
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GPU-Oriented Environmental Cognition of Power Transmission Lines Through LiDAR-Equipped UAVs by Kim, San, Jeong, Siheon, Kim, Donggeun, Jeon, Munsu, Moon, Joonhyeok, Kim, Jun-Hyeong, Oh, Ki-Yong

“…This article proposes an environmental cognition method for execution on a graphics processing unit (GPU) oriented single-board computer (SBC). We develop a…”
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Fault Diagnosis of Elevator Doors Using Control State Information by Chae, Hyun, Lee, Jae Eung, Oh, Ki-Yong

“…In this study, an integrated framework involving state classification, preprocessing, and classification is proposed for the fault diagnosis of elevator doors…”
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Fault Diagnosis of Power Transmission Lines Using a UAV-Mounted Smart Inspection System by Kim, San, Kim, Donggeun, Jeong, Siheon, Ham, Ji-Wan, Lee, Jae-Kyung, Oh, Ki-Yong

“…Fault diagnosis of power transmission systems (PTSs) is crucial for ensuring the reliability of power grids because most grids are exposed to harsh…”
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Physics-Informed Markov Chain Model to Identify Degradation Pathways of Lithium-Ion Cells by Kim, Jun-Hyeong, Kwak, Eunji, Jeong, Jinho, Oh, Ki-Yong

“…This study proposes a physics-informed Markov chain model to identify the degradation pathways of lithium-ion batteries (LIBs) using capacity measurements…”
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