Search Results - "Jeong, Geochul"

A Study on the Reduction of Cogging Torque for the Skew of a Magnetic Geared Synchronous Motor by Jo, Ik-Hyun, Lee, Hyung-Woo, Jeong, Geochul, Ji, Woo-Young, Park, Chan-Bae

“…This paper is a study on the application position of skew in order to reduce the cogging torque of a magnetic geared synchronous motor (MGM). The cogging…”
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Performance verification of DR-PMSM for traction system according to permanent magnet shape by Park, Chan-Bae, Lee, Hyung-Woo, Jeong, Geochul, Jo, Ik-Hyun, Kim, Taehyung

“…Unlike the conventional railway traction motor, the concept of the dual-rotor in a dual-rotor permanent magnet synchronous motor (DR-PMSM) is that two rotors…”
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A study on the design of propulsion/levitation/guidance integrated DSLIM with non-symmetric structure by Seo, Kyo-Young, Park, Chan-Bae, Jeong, Geochul, Lee, Jae-Bum, Kim, Taehyung, Lee, Hyung-Woo

“…Research on the magnetic levitation driving system of Hyperloop which has emerged as the next new vehicle is being carried out. Recently, magnetic levitation…”
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A Study on Analytical Methods of FEM-Based Edge Heating System by Jeong, Geochul, Yang, Youngmin, Bae, Jae-Nam, Lee, Ju

“…This paper focuses on analytical methods of a finite-element method (FEM)-based edge heating system. The edge heating system plays a role in maintaining the…”
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Optimal design of a 314kW-class IPMSM for railway vehicles using hydrogen fuel cells by Lim, Jae-Hyeon, Lee, Hyung-Woo, Jo, Ik-Hyun, Jeong, Geochul, Kim, Taehyung, Park, Chan-Bae

“…Conventional diesel railway vehicles produce many air pollutants. In order to solve this problem, railway vehicles using eco-friendly hydrogen fuel cells are…”
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Design and Analysis of the 45kW-Class Magnetic Geared Permanent Magnet Synchronous Motor for Traction of Tram Vehicles by Lim, Jae-Hyeon, Jeong, Geochul, Lee, Hyung-Woo, Lee, Jae-Bum, Lim, Jong-Seok, Park, Chan-Bae

“…The magnetic geared permanent magnet synchronous motor (MG-PMSM) is a PMSM that has two rotors with different rotation speeds and includes the function of…”
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Design and analysis of magnetic-geared permanent magnet synchronous motor for driving electric vehicles by Chan-Bae Park, Geochul Jeong

“…In order to increase the output power density and maintainability of the conventional driving system in electric vehicle, the research on magnetic gears is…”
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A Study on the Design of IPMSM for Reliability of Demagnetization Characteristics-Based Rotor by Jeong, Geochul, Kim, Hyunwoo, Lee, Ju

“…This paper describes a study on an design of IPMSM (Interior Permanent Magnet Synchronous Motor) for reliability of demagnetization characteristics-based…”
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A Study on Output Characteristics of the Spherical Multi-DOF Motor According to the Number of Phases and Pole Pitch Angles by Cho, Sooyoung, Lim, Jong-Suk, Oh, Ye Jun, Jeong, Geochul, Kang, Dong-Woo, Lee, Ju

“…This paper studies the output performance improvement of the spherical multi-degree-of-freedom (multi-DOF) motor. The multi-DOF motor is a motor that is…”
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Bubbles and blisters impact on die-casting cage to the designs and operations of line-start synchronous reluctance motors by Huai-Cong Liu, Geochul Jeong, Ju Lee

“…This paper includes an investigation of the starting capability of a high efficiency synchronous reluctance motor for direct on-line industrial applications…”
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A Study of Non-Symmetric Double-Sided Linear Induction Motor for Hyperloop All-In-One System (Propulsion, Levitation, and Guidance) by Ji, Woo-Young, Jeong, Geochul, Park, Chan-Bae, Jo, Ik-Hyun, Lee, Hyung-Woo

“…This paper proposes an all-in-one system for hyperloop that conducts propulsion, levitation, and guidance. Currently demand on high-speed long-distance…”
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Design parameter analysis of the linear induction motor for Maglev conveying system by Wooyoung Ji, Geochul Jeong, Juntae Kim, Ju Lee, Hyung-Woo Lee

“…This paper deals with an analysis of the design parameters and its influence on performance of the linear induction motor (LIM). LIM propels using Lorentz…”
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Study on Analysis and Design of Line-Start Synchronous Reluctance Motor Considering Rotor Slot Opening and Bridges by Kim, Hyunwoo, Park, Yeji, Oh, Seung-Taek, Jeong, Geochul, Seo, Un-Jae, Won, Sung-Hong, Lee, Ju

“…According to International Electrotechnical Commission (IEC) 60034-1, in industrial applications not only efficiency but also power factors are important…”
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A study on correcting the nonlinearity between stack length and back electromotive force in spoke type ferrite magnet motors by Sung Gu Lee, Ju Lee, Geochul Jeong, Won-Ho Kim

“…The accurate estimation of the performance change according to varies in stack length of motors is important in related industries. A permanent magnet (PM)…”
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Newly proposed hybrid type multi-DOF operation motor for multi-copter UAV systems by Ho-Joon Lee, Huai-cong Liu, Geochul Jeong, Ju Lee

“…Previous researches have been conducted on the multi-degree of freedom operation motor, a new mechanism for power conversion out of the existing motor from…”
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PM arrangement design of PM-assisted synchronous reluctance motors for maximize back-EMF and cogging torque reduction by Huai-Cong Liu, Geochul Jeong, Soo-Jin Jung, Ju Lee

“…This paper proposes the optimization of an isotropic ferrite magnet magnetization direction and arrangements to enable reduces the cogging torque and maximize…”
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Optimal rotor structure design of claw-pole alternator for performance improving using static 3D FEM coupled-circuit model by Huai-Cong Liu, Geochul Jeong, Sang-hwan Ham, Ju Lee

“…This paper presents a study on static 3D finite element method (FEM) coupled-circuit model of a 3Kw claw-pole alternator. To derive the Optimal rotor…”
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PMSG design for usage of VTOL UAV in consideration of occurrence of heat according to the change of input current by Sooyoung Cho, SungHong Won, Jeong-Gyu Bak, Geochul Jeong, Ju Lee

“…This paper presents the characteristics of heat through the input current of PMSG used in Vertical Take-Off and Landing (VTOL) hybrid-electric propulsion…”
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Design and performance analysis of outer rotor Fan-type PMSM for power density improvement by Sooyoung Cho, Geochul Jeong, Haui cong Liu, Sang-hwan Ham, Ju Lee

“…This paper is about designing non-rare earth permanent magnet motor to be used as direct drive motor (DD motor). Generally, DD motor requires high degree…”
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A study on an IPMSM designed to secure rotor reliability in view of demagnetization by Geochul Jeong, Huai-Cong Liu, Chan-Bae Park, Tae-Chul Jeong, Ju Lee

“…The high-capacity traction motor for railway vehicles calls for a high output density, which necessitates using a Neodymium magnet that has a high energy…”
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