Search Results - "Suh, Yongsug"

Control scheme in hybrid synchronous stationary frame for PWM AC/DC converter under generalized unbalanced operating conditions by Yongsug Suh, Lipo, T.A.

“…This paper proposes a new control scheme of improved transient response for the pulsewidth-modulation ac/dc converter under generalized unbalanced operating…”
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Modeling and analysis of instantaneous active and reactive power for PWM AC/DC converter under generalized unbalanced network by Yongsug Suh, Lipo, T.A.

“…This paper proposes a new definition of instantaneous reactive power in the complex synchronous rotating frame and control scheme under unbalanced networks…”
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Parallel Connection of Integrated Gate Commutated Thyristors (IGCTs) and Diodes by Hermann, R., Bernet, S., Yongsug Suh, Steimer, P.K.

“…This paper describes the parallel connection of 4.5 kV integrated gate commutated thyristors (IGCTs) and diodes. The impact of varying device characteristics…”
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Application of IGCT in High-Power Rectifiers by Yongsug Suh, Steimer, P.K.

“…This paper investigates the possibility of applying an integrated gate commutated thyristor (IGCT) into high-current high-power rectifier systems. The optimal…”
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A Comparative Study on Control Algorithm for Active Front-End Rectifier of Large Motor Drives Under Unbalanced Input by Suh, Yongsug, Go, Yuran, Rho, Dohwan

“…This paper investigates unbalance compensating control algorithms for the active front-end rectifier employed in high-power motor drive systems. The generic…”
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A Study on High-Current Rectifier Systems With Mitigated Time-Varying Magnetic Field Generation at AC Input and DC Output Busbars by SUH, Yongsug, KIM, Changwoo

“…This paper investigates occupational exposure to time-varying magnetic field generation in high-power rectifier systems. Two different kinds of high-power…”
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A Comparative Study of Medium-Voltage Power Converter Topologies for Plasma Torch Under Dynamic Operating Conditions by Yongsug Suh, Yongjoong Lee, Steimer, P.K.

“…This paper compares several medium-voltage power conversion systems for plasma torch application. The thermal plasma torch rated for 3 MW, 2 kA with the…”
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Investigation of time-varying magnetic field in thyristor rectifiers of 19kA in Chlor-Alkali industry by Shirmohammadi, Siamak, Yongsug Suh

“…This paper investigates the experimental and simulated time-varying magnetic field in a Chlor-Alkali plant. High current rectifier system of 19kA is modeled…”
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A Power Conversion System for AC Furnace With Enhanced Arc Stability by Yongsug Suh, Hyeoncheol Park, Yongjoong Lee, Steimer, P K

“…This paper proposes a criterion for ac arc stability and an optimal converter topology for a nonferrous metal ac arc furnace. The ac arc furnace rated for 36…”
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A design and control of bi-directional non-isolated DC-DC converter for rapid electric vehicle charging system by Taewon Kang, Changwoo Kim, Yongsug Suh, Hyeoncheol Park, Byungik Kang, Daegyun Kim

“…This paper presents a simple and cost-effective stand-alone rapid battery charging system of 30kW for electric vehicles. The proposed system mainly consists of…”
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Analysis and Control of Neutral-Point Deviation in Three-Level NPC Converter Under Unbalanced Three-Phase AC Grid by Jung, Kyungsub, Suh, Yongsug

“…This paper presents a neutral-point deviation and ripple compensating control method applied to a three-level neutral-point-clamped (NPC) converter. The…”
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Comparison of high power semiconductor devices losses in 5MW PMSG MV wind turbines by Kihyun Lee, Kyungsub Jung, Yongsug Suh, Changwoo Kim, Hyoyol Yoo, Sunsoon Park

“…This paper provides a comparison of high power semiconductor devices in 5MW-class Permanent Magnet Synchronous Generator (PMSG) Medium Voltage (MV) wind…”
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A nonlinear control of the instantaneous power in dq synchronous frame for PWM AC/DC converter under generalized unbalanced operating conditions by Yongsug Suh, Tijeras, V., Lipo, T.A.

“…This paper proposes a new control scheme for regulating the instantaneous power for PWM AC/DC type rectifiers under generalized unbalanced operating…”
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Loss analysis of flyback type snubber with nonlinear magnetic properties for 10kV IGCT applications by Shirmohammadi, Siamak, Lyngdoh, Amreena Lama, Yongsug Suh, Gookmin Kwon, Hyun-Cheol Choi, Young-Hoon Jang

“…10kV IGCT has been recently developed and has the potential to push wind turbine systems to higher power and voltage rating. Converters employing IGCTs need…”
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Multiwinding Flyback Clamp Snubber for 10 kV IGCT With Reduced Voltage Stress on Clamp Recovery Diodes by Shirmohammadi, Siamak, Suh, Yongsug

“…About 10 kV integrated gate-commutated thyristor (IGCT) has the potential to push wind turbine systems to higher power and voltage ratings. Converters…”
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Control algorithm for improving voltage quality of PMSG wind turbines under distorted network by Jayoon Kang, Daesu Han, Yongsug Suh, Byoungchang Jung, Jeongjoong Kim, Jonghyung Park, Youngjoon Choi

“…This paper proposes a control algorithm for permanent magnet synchronous generator with a back-to-back three-level neutral-point clamped voltage source…”
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Low Dissipative Snubber Using Flyback-Type Transformer for 10 kV IGCT in 7 MW Wind Turbine Systems by Shirmohammadi, Siamak, Suh, Yongsug

“…10 kV integrated gate-commutated thyristor (IGCT) has been recently developed and has the potential to push wind turbine systems to higher power and voltage…”
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A study on high current rectifier systems with mitigated time-varying magnetic field generation at ac input and dc output busbars by Yongsug Suh, Changwoo Kim

“…This paper investigates occupational exposure to time-varying magnetic field generation in high power rectifier systems. Two different kinds of high power…”
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Fault-Tolerant Control Methods for Reduced Torque Ripple of Multiphase BLDC Motor Drive System Under Open-Circuit Faults by Park, Hyeoncheol, Kim, Taeyun, Suh, Yongsug

“…Multiphase brushless direct current (BLdc) motors with high efficiency and power density are widely used in electric propulsion systems of a wide variety of…”
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Auto-Bias Electrical Variable Capacitor of Reduced Active Component Count and Voltage Stress for 13.56 MHz RF Plasma Process by Min, Juhwa, Suh, Yongsug

“…This article introduces a novel electrical variable capacitor (EVC) circuit for use in the impedance matching circuits employed by 13.56 MHz RF plasma systems…”
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