Search Results - "Reed, Gregory F."

Model-Based Fault Detection of Inverter-Based Microgrids and a Mathematical Framework to Analyze and Avoid Nuisance Tripping and Blinding Scenarios by Al Hassan, Hashim, Reiman, Andrew, Reed, Gregory, Mao, Zhi-Hong, Grainger, Brandon

“…Traditional protection methods such as over-current or under-voltage methods are unreliable in inverter-based microgrid applications. This is primarily due to…”
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Direct Torque Model Predictive Control of a Five-Phase Permanent Magnet Synchronous Motor by Cao, Benjamin, Grainger, Brandon M., Wang, Xin, Zou, Yu, Reed, Gregory F., Mao, Zhi-Hong

“…Polyphase permanent magnet synchronous motors exhibit outstanding advantages over the traditional three-phase traction motors in electrified transportation…”
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Electric Power Distribution System Model Simplification Using Segment Substitution by Reiman, Andrew P., McDermott, Thomas E., Akcakaya, Murat, Reed, Gregory F.

“…Quasi-static time-series (QSTS) simulation is used to simulate the behavior of distribution systems over long periods of time (typically hours to years). The…”
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Fault Section Identification Protection Algorithm for Modular Multilevel Converter-Based High Voltage DC With a Hybrid Transmission Corridor by Lewis, Patrick T., Grainger, Brandon M., Al Hassan, Hashim A., Barchowsky, Ansel, Reed, Gregory F.

“…This paper addresses the protection of a high voltage direct current (HVDC) transmission system, utilizing the modular multilevel converter (MMC) topology in…”
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Maximum Power Point Tracking Using Model Reference Adaptive Control by Khanna, Raghav, Qinhao Zhang, Stanchina, William E., Reed, Gregory F., Zhi-Hong Mao

“…This paper proposes an adaptive control architecture for maximum power point tracking (MPPT) in photovoltaic systems. MPPT technologies have been used in…”
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A Secure Communication Architecture for Distributed Microgrid Control by Kounev, Velin, Tipper, David, Yavuz, Attila Altay, Grainger, Brandon M., Reed, Gregory F.

“…Microgrids are a key component in the evolution of the power grid. Microgrids are required to operate in both grid connected and standalone island mode using…”
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Power Electronics for Grid-Scale Energy Storage by Grainger, Brandon M., Reed, Gregory F., Sparacino, Adam R., Lewis, Patrick T.

“…Power electronic conversion units will serve as a key enabling technology for assisting in the continued growth of grid-scale energy storage. This paper…”
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An Analytical Model for Predicting Turn-ON Overshoot in Normally-OFF GaN HEMTs by Kozak, Joseph P., Barchowsky, Ansel, Hontz, Michael R., Koganti, Naga Babu, Stanchina, William E., Reed, Gregory F., Mao, Zhi-Hong, Khanna, Raghav

“…Recently, a major challenge in the adoption of wide bandgap semiconductors for power electronic applications is the need to trade device performance for device…”
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Design and Realization of an Innovative Workbench for Electric Power Systems Laboratories by Barchowsky, Ansel, Grainger, Brandon M., Lewis, Patrick T., Cardoza, Alvaro D., Reed, Gregory F., Carnovale, Daniel J.

“…With the increasingly high demand for well-trained power systems engineers, the University of Pittsburgh has partnered with Eaton in the creation of the new…”
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Electric Power Distribution System Model Simplification Using Segment Substitution by Reiman, Andrew P., McDermott, Thomas E., Akcakaya, Murat, Reed, Gregory F.

“…Quasi-static time-series (QSTS) simulation is used to simulate the behavior of distribution systems over long periods of time (typically hours to years). The…”
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Fault location identification of a hybrid HVDC-VSC system containing cable and overhead line segments using transient data by Al Hassan, Hashim A., Grainger, Brandon M., McDermott, Thomas E., Reed, Gregory F.

“…Identifying the exact fault location within a HVDC system is critical in order to perform rapid system restoration for enhanced system reliability and…”
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DC circulating fault current suppression using a series resonant circuit for a 1000 MW, +/− 500 kV modular multilevel converter based HVDC system by Grainger, Brandon M., Lewis, Patrick T., Reed, Gregory F.

“…First, a parameter sensitivity analysis is conducted on the modular multilevel converter (MMC) based HVDC system as pole-to-ground and pole-to-pole faults are…”
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Modern controller approaches for stabilizing constant power loads within a DC microgrid while considering system delays by Grainger, Brandon M., Qinhao Zhang, Reed, Gregory F., Zhi-Hong Mao

“…Requirements and challenges associated with the microgrid are primarily focused upon controller design, communications, standard compliment, and medium voltage…”
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Model reference controller design for stabilizing constant power loads in an offshore medium voltage DC microgrid by Grainger, Brandon M., Reed, Gregory F., Zhi-Hong Mao

“…Requirements and challenges associated with the microgrid are primarily focused upon controller design, communications, standard compliment, and medium voltage…”
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A Transformerless PCB-Based Medium-Voltage Multilevel Power Converter With a DC Capacitor Balancing Circuit by Solomon, Luke Anthony, Permuy, Alfred, Benavides, Nicholas D., Opila, Daniel F., Lee, Christopher J., Reed, Gregory F.

“…This paper presents a new method of constructing a transformerless voltage-sourced medium-voltage multilevel converter using existing discrete power…”
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Upstream Fault Detection Using Second Harmonic Magnitudes in a Grid Tied Microgrid Setting by Morello, Samantha A., Al Hassan, Hashim A., Campbell, Bruce G., Kerestes, Robert J., Reed, Gregory F.

“…Microgrids have been introduced to integrate more renewable resources onto the utility grid. Bidirectionality and low fault current levels are issues that…”
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Power Electronics for Grid-Scale Energy Storage : ENERGY STORAGE - PART I: BATTERIES AND ENERGY CONVERSION SYSTEMS by GRAINGER, Brandon M, REED, Gregory F, SPARACINO, Adam R, LEWIS, Patrick T

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An Analytical Model for Predicting Turn-ON Overshoot in Normally-OFF GaN HEMTs by Kozak, Joseph P., Barchowsky, Ansel, Hontz, Michael R., Koganti, Naga Babu, Stanchina, William E., Reed, Gregory F., Mao, Zhi-Hong, Khanna, Raghav

“…Recently, a major challenge in the adoption of wide bandgap semiconductors for power electronic applications is the need to trade device performance for device…”
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The Power and Energy Initiative at the University of Pittsburgh: Addressing the aging workforce issue through innovative education, collaborative research, and industry partnerships by Reed, Gregory F, Stanchina, William E

“…The Power & Energy Initiative in the Swanson School of Engineering at the University of Pittsburgh (Pitt) is partnering with regional industry to provide…”
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Survey of battery energy storage systems and modeling techniques by Sparacino, A. R., Reed, G. F., Kerestes, R. J., Grainger, B. M., Smith, Z. T.

“…Grid level energy storage systems are a cornerstone of future power networks and smart grid development. Better energy storage systems are one of the last…”
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