Search Results - "Kim, Yoonjae"

Copper-Loss-Minimizing Field Current Control Scheme for Wound Synchronous Machines by Kim, Yoonjae, Nam, Kwanghee

“…A copper-loss-minimizing torque control method is considered for wound synchronous machines (WSMs) in the field-weakening region. In general, the…”
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Inductance Estimation of Electrically Excited Synchronous Motor via Polynomial Approximations by Least Square Method by Jeong, Ilsu, Gu, Bon-Gwan, Kim, Junwoo, Nam, Kwanghee, Kim, Yoonjae

“…Electrically excited synchronous motors are designed to have high power density for electric vehicle applications. During a high-torque operation, severe…”
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Highly Sensitive Colorimetric Assay of Cortisol Using Cortisol Antibody and Aptamer Sandwich Assay by Kim, Yoonjae, Yang, Jongmin, Hur, Hyeyeon, Oh, Seungju, Lee, Hyun Ho

“…In this study, cortisol, which is a key stress hormone, could be detected sensitively via the colorimetric assay of a polycarbonate (PC) and glass substrate by…”
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Ocean Responses to Typhoon Soulik (1819) around Korea by Kang, KiRyong, Jo, Hyeong Jun, Kim, YoonJae

“…We investigated the ocean responses to typhoon Soulik (1819) when it was approaching and landing on the Korean peninsula in August, 2018. During the typhoon…”
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Impact of stratospheric ozone on the subseasonal prediction in the southern hemisphere spring by Oh, Jiyoung, Son, Seok-Woo, Choi, Jung, Lim, Eun-Pa, Garfinkel, Chaim, Hendon, Harry, Kim, Yoonjae, Kang, Hyun-Suk

“…Antarctic ozone has been regarded as a major driver of the Southern Hemisphere (SH) circulation change in the recent past. Here, we show that Antarctic ozone…”
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Analysis and Compensation of Phase Shift Errors of an Open-Loop Current Transducer Considering Eddy Current by Kim, Kiseok, Kim, Yoonjae, Han, Ji-Hoon, Hong, Sun-Ki

“…The open-loop current transducer comprises a magnetic core made of soft magnet material and includes a Hall sensor. Traction motors in applications such as…”
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Dynamical response of atmospheric circulation to below-normal East Sea sea surface temperatures associated with heavy snowfall in eastern Korea by Kim, Taekyun, Kim, Yoonjae, Moon, Jae-Hong, Jin, Emilia Kyung

“…Prior studies have shown that above-normal sea surface temperatures (SSTs) enhance snowfall over Korea. Here, we show that heavy snow is also associated with…”
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Peptide Specific Nanoplastic Detection Based on Sandwich Typed Localized Surface Plasmon Resonance by Oh, Seungju, Hur, Hyeyeon, Kim, Yoonjae, Shin, Seongcheol, Woo, Hyunjeong, Choi, Jonghoon, Lee, Hyun Ho

“…Recently, various waste microplastics sensors have been introduced in response to environmental and biological hazards posed by waste microplastics. In…”
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Ozone sensitivity of tropical upper‐troposphere and stratosphere temperature in the MetOffice Unified Model by Oh, Jiyoung, Son, Seok‐Woo, Williams, Keith, Walters, David, Kim, Junsu, Willett, Martin, Earnshaw, Paul, Bushell, Andrew, Kim, Yoonjae, Kim, Joowan

“…A systematic warm bias in the tropical tropopause layer (TTL) is commonly found in both climate and numerical weather prediction models. In this study, the…”
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Extratropical Prediction Skill of the Subseasonal‐to‐Seasonal (S2S) Prediction Models by Son, Seok‐Woo, Kim, Hera, Song, Kanghyun, Kim, Sang‐Wook, Martineau, Patrick, Hyun, Yu‐Kyung, Kim, Yoonjae

“…The deterministic prediction skill of the 10 operational models participating in the subseasonal‐to‐seasonal (S2S) prediction project is assessed for both the…”
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Parameterization of Vegetation Scattering Albedo in the Tau-Omega Model for Soil Moisture Retrieval on Croplands by Park, Chang-Hwan, Jagdhuber, Thomas, Colliander, Andreas, Lee, Johan, Berg, Aaron, Cosh, Michael, Kim, Seung-Bum, Kim, Yoonjae, Wulfmeyer, Volker

“…An accurate radiative transfer model (RTM) is essential for the retrieval of soil moisture (SM) from microwave remote sensing data, such as the passive…”
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Path Planning Algorithm for an Autonomous Electric Wheelchair in Hospitals by Jung, Yeontaek, Kim, Yoonjae, Lee, Woo Hyung, Bang, Moon Suk, Kim, Youdan, Kim, Sungwan

“…A novel path planning algorithm for an autonomous electric wheelchair that can be used in hospitals is proposed and verified. The objective of this study is to…”
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A New Infrared Atmospheric Sounding Interferometer Channel Selection and Assessment of Its Impact on Met Office NWP Forecasts by Noh, Young-Chan, Sohn, Byung-Ju, Kim, Yoonjae, Joo, Sangwon, Bell, William, Saunders, Roger

“…A new set of Infrared Atmospheric Sounding Interferometer （IASI） channels was re-selected from 314 EUMETSAT channels. In selecting channels, we calculated the…”
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The Impact of a New Set of IASI Channels on the Unified Model Global Precipitation Forecast by Noh, Young-Chan, Sohn, Byung-Ju, Kim, Yoonjae

“…This study attempts to assess the impact of data assimilation with newly selected Infrared Atmospheric Sounding Interferometer (IASI) channels on the global…”
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Evaluation of Temperature and Humidity Profiles of Unified Model and ECMWF Analyses Using GRUAN Radiosonde Observations by Noh, Young-Chan, Sohn, Byung-Ju, Kim, Yoonjae, Joo, Sangwon, Bell, William

“…Temperature and water vapor profiles from the Korea Meteorological Administration (KMA) and the United Kingdom Met Office (UKMO) Unified Model (UM) data…”
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A new flavone glycoside from the leaves of Agastache rugosa (Fisch. & C.A.Mey.) Kuntze by Park, SeonJu, Kim, Nanyoung, Yoo, Guijae, Kim, YoonJae, Lee, Taek Hwan, Kim, Sun Yeou, Kim, Seung Hyun

“…Agastache rugosa (Fisch. & C.A.Mey.) Kuntze has been widely used as a food spice and a remedy for colds in Korea, China and Japan. In this study, one new…”
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Representation of the 2016 Korean Heatwave in the Unified Model Global NWP Forecasts: The Impact of Remotely Forced Model Errors and Atmosphere-Ocean Coupling by Kim, Eun-Jung, Marzin, Charline, Milton, Sean F., Boo, Kyung-On, Kim, Yoonjae, Oh, Jiyoung, Kang, Hyun-Suk

“…This study investigates the effects of atmosphere-ocean coupling for medium-range forecasts by using coupled numerical weather prediction (NWP) experiments…”
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Global Climate Simulated by the Seoul National University Atmosphere Model Version 0 with a Unified Convection Scheme (SAM0-UNICON) by Park, Sungsu, Shin, Jihoon, Kim, Siyun, Oh, Eunsil, Kim, Yoonjae

“…As a contribution to phase 6 of the Coupled Model Intercomparison Project (CMIP6), the global climate simulated by an atmospheric general circulation model…”
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Discontinuous Active Short Circuit Strategy for Improved Safe State of PMSMs by Choi, Jongwon, Kim, Yoonjae

“…A closed-loop active short circuit method is developed for PMSM to suppress the transient oscillating current and torque. Active short circuit inherently shuts…”
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Induction Motor Design Strategy for Wide Constant Power Speed Range by Kim, Yoonjae, Koo, Bonkil, Nam, Kwanghee

“…This paper presents a design strategy of an induction motor (IM) for a wide constant power speed range (CPSR). The stator inductance is a key parameter that…”
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