Search Results - "Jahns, M."

Evolving and Emerging Applications of Power Electronics in Systems by Kassakian, J. G., Jahns, T. M.

“…The continuing trend toward greater electrification and control of functions in consumer, commercial, industrial, transportation, and even medical applications…”
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Comparison of Interior and Surface PM Machines Equipped With Fractional-Slot Concentrated Windings for Hybrid Traction Applications by Reddy, P. B., El-Refaie, A. M., Kum-Kang Huh, Tangudu, J. K., Jahns, T. M.

“…Electric drive systems, which include electric machines and power electronics, are a key enabling technology for advanced vehicle propulsion systems that…”
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Fault tolerant three-phase AC motor drive topologies: a comparison of features, cost, and limitations by Welchko, B.A., Lipo, T.A., Jahns, T.M., Schulz, S.E.

“…This paper compares the many fault tolerant three-phase ac motor drive topologies that have been proposed to provide output capacity for the inverter faults of…”
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Inductor Current Measurement and Regulation Using a Single DC Link Current Sensor for Interleaved DC-DC Converters by Hongrae Kim, Falahi, M, Jahns, T M, Degner, M W

“…Inductor current measurements using only a single dc link current sensor in an interleaved dc-dc converter is introduced in this paper. This technique is…”
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Phase Current Reconstruction for AC Motor Drives Using a DC Link Single Current Sensor and Measurement Voltage Vectors by Hongrae Kim, Jahns, T.M.

“…Three-phase current measurement using only a single current sensor in the inverter dc link is appealing for ac motor drives because it minimizes the number of…”
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Analysis of Rotor Core Eddy-Current Losses in Interior Permanent-Magnet Synchronous Machines by Seok-Hee Han, Jahns, T.M., Zhu, Z.Q.

“…This paper presents the results of an investigation focused on the rotor core eddy-current losses of interior permanent-magnet (IPM) synchronous machines…”
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Current Control for AC Motor Drives Using a Single DC-Link Current Sensor and Measurement Voltage Vectors by Hongrae Kim, Jahns, T.M.

“…A new algorithm using a single dc-link current sensor to reconstruct all three inverter phase currents has been proposed that overcomes problems caused by the…”
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New Control Method Including State Observer of Voltage Unbalance for Grid Voltage-Source Converters by Lee, Kevin, Jahns, Thomas M, Lipo, Thomas A, Blasko, Vladimir

“…New observer-based disturbance-estimation and control algorithms are introduced in this paper that compensate source voltage unbalances. The algorithms are…”
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Surface-Permanent-Magnet Synchronous Machine Design for Saliency-Tracking Self-Sensing Position Estimation at Zero and Low Speeds by Shih-Chin Yang, Suzuki, T., Lorenz, R. D., Jahns, T. M.

“…Elimination of externally mounted position sensors and their associated cables is a goal for drive manufacturers. This paper addresses design methods of…”
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Optimal flux weakening in surface PM machines using fractional-slot concentrated windings by EL-Refaie, A.M., Jahns, T.M.

“…A design approach is presented for achieving optimal flux-weakening operation in surface permanent-magnet (SPM) synchronous machines by properly designing the…”
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Reducing Harmonic Eddy-Current Losses in the Stator Teeth of Interior Permanent Magnet Synchronous Machines During Flux Weakening by Seok-Hee Han, Soong, Wen L, Jahns, Thomas M, Guven, Mustafa K, Illindala, Mahesh S

“…Interior permanent magnet (IPM) synchronous machines can experience large harmonic eddy-current losses in the stator teeth under flux-weakening operation,…”
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Prediction and Evaluation of PWM-Induced Current Ripple in IPM Machines Incorporating Slotting, Saturation, and Cross-Coupling Effects by Chang, Le, Jahns, Thomas M.

“…This paper presents an improved analytical model for estimating the high-frequency current ripple of interior permanent magnet synchronous machines due to…”
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Estimation of PWM-Induced Iron Loss in IPM Machines Incorporating the Impact of Flux Ripple Waveshape and Nonlinear Magnetic Characteristics by Chang, Le, Jahns, Thomas M., Blissenbach, Rolf

“…This article presents an improved estimation model to predict the additional iron loss due to pulsewidth modulation (PWM) switching in interior permanent…”
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Reduction of Eddy-Current Losses in Fractional-Slot Concentrated-Winding Synchronous PM Machines by Choi, Gilsu, Jahns, Thomas M.

“…This paper presents the results of an investigation focused on the rotor eddy-current losses of a permanent magnet (PM) synchronous machine that is equipped…”
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Tuning spin transitions of iron(II)-dpp systems by Natke, D., Unruh, D., Dreyer, B., Klimke, S., Jahns, M., Preiss, A., Sindelar, R., Klingelhöfer, G., Renz, F.

“…Chemical modifications of the yet reported iron(II) compound [Fe(dpp) 2 (NCS) 2 ]⋅Py (dpp = dipyrido[3,2a:2’3’c]phenazine, Py = pyridine) which shows abrupt…”
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Analysis of surface permanent magnet machines with fractional-slot concentrated windings by El-Refaie, A.M., Jahns, T.M., Novotny, D.W.

“…This paper presents a closed-form analytical technique for analyzing surface PM machines equipped with fractional-slot concentrated windings. Since this class…”
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Characterization and Modeling of Soft Magnetic Materials for Improved Estimation of PWM-Induced Iron Loss by Chang, Le, Jahns, Thomas M., Blissenbach, Rolf

“…This article investigates the iron loss properties of soft magnetic materials under conditions of high excitation frequency and varying premagnetized dc-bias…”
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A self-boost charge pump topology for a gate drive high-side power supply by Shihong Park, Jahns, T.M.

“…A self-boost charge pump topology is presented for a floating high-side gate drive power supply that features high voltage and current capabilities for use in…”
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Initial rotor position estimation of an interior permanent-magnet synchronous machine using carrier-frequency injection methods by Yu-seok Jeong, Lorenz, R.D., Jahns, T.M., Sul, Seung-Ki

“…This work presents a method using carrier-frequency injection to estimate the initial rotor position and magnetic polarity for an interior permanent-magnet…”
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IPM synchronous machine drive response to a single-phase open circuit fault by Welchko, B.A., Jahns, T.M., Hiti, S.

“…This paper investigates the steady-state and dynamic response of an interior permanent magnet (IPM) synchronous machine drive to a single-phase open-circuit…”
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