Search Results - "Halpin, S.M."

Determination of allowable penetration levels of distributed generation resources based on harmonic limit considerations by Bhowmik, A., Maitra, A., Halpin, S.M., Schatz, J.E.

“…Analytical methods are formulated in this paper to predict allowable distributed generation resources on a radial distribution feeder before voltage harmonic…”
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Slope-Permissive Under-Voltage Load Shed Relay for Delayed Voltage Recovery Mitigation by Halpin, S.M., Harley, K.A., Jones, R.A., Taylor, L.Y.

“…In this paper, a new relay algorithm is proposed for under-voltage load shedding (UVLS) based on rate of voltage recovery and predicted time to recover above a…”
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The MVA-Volt Index: A Screening Tool for Predicting Fault-Induced Low Voltage Problems on Bulk Transmission Systems by Halpin, S.M., Jones, R.A., Taylor, L.Y.

“…In this paper, a new method for steady-state screening of buses to identify possible fault-induced delayed-voltage recovery problems is presented. The method…”
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Roadmap for Power-Quality Standards Development by Vannoy, D.B., McGranaghan, M.F., Halpin, S.M., Moncrief, W.A., Sabin, D.D.

“…Power-quality (PQ) standards provide the basis for achieving compatibility between the characteristics of the electric supply system and end-use equipment…”
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Voltage and lamp flicker issues: should the IEEE adopt the IEC approach? by Halpin, S.M., Bergeron, R., Blooming, T.M., Burch, R.F., Conrad, L.E., Key, T.S.

“…This paper is intended to provide an overview of the IEC flicker measurement and assessment procedures. The IEC procedures are correlated with existing IEEE…”
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Impacting the future of power engineering: a focus at the pre-college level by Halpin, S.M., Halpin, R.F., King, R.L.

“…The power industry is undergoing many new and exciting challenges. It is expected that these challenges will continue to exist and new ones will arise as the…”
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Limits for Interharmonics in the 1-100-Hz Range Based on Lamp Flicker Considerations by Halpin, S.M., Singhvi, V.

“…At present, limits do not exist for harmonics that are non-integer multiples of the power frequency. Any limit developed must 1) be based on some level above…”
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Assessment of flicker impact of fluctuating loads prior to connection by Halpin, S.M.

“…With the acceptance of IEEE Std. 1453, many utility companies in North America are facing problems in applying the recommended concepts. These problems center…”
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Harmonic limits in IEEE Std. 519: From recommendations to requirements by Halpin, S.M.

“…Most utilities in the United States use the voltage and harmonic current limits given in IEEE Std. 519 as at least the basis for how they deal with…”
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Flicker Emission Coordination by Halpin, S.M.

“…A joint CIGRE/CIRED Working Group C4.103 has completed a revision of IEC Technical Report 61000-3-7 dealing with flicker in electric power systems. IEEE…”
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Comparison of IEEE and IEC harmonic standards by Halpin, S.M.

“…IEEE Standard 519-1992 is a mature document at this time and contains widely-adopted recommendations for harmonic control in electric power systems. Similarly,…”
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Development of load models for fault induced delayed voltage recovery dynamic studies by Taylor, L.Y., Jones, R.A., Halpin, S.M.

“…As a result of a multiple contingency fault and breaker failure event at two Metro Atlanta 230 kV substations in 1999, Southern Company experienced a wide area…”
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Approximation of Generator Coherency Based on Synchronization Coefficients by Taylor, J.A., Halpin, S.M.

“…Dynamically coupled or coherent groups of generators are likely to occur between strongly connected generators connected to the system through weak or strained…”
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Applications of Harmonic Limits at Wholesale Points of Delivery by Maitra, A., Halpin, S.M., Litton, C.A.

“…Compliance with harmonic limits is a significant concern for suppliers and consumers of electrical energy. A conventional application of IEEE 519-1992 requires…”
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Update on revisions to IEC Standard 61000-3-7 by Halpin, S.M., Beaulieu, G.

“…Under a joint CIGRE/CIRED Working Group (C.4.1.03), the IEC Technical Report "Assessment of emission limits for the connection of fluctuating load…”
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Small Signal Stability of an Unregulated Power System by Singhvi, V., Halpin, S.M.

“…Small signal stability is the ability of the power system to maintain synchronism under small perturbations. Such perturbations occur continuously on the…”
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Harmonic modeling and simulation considerations for interharmonic limits in the revised IEEE Standard 519-1992 by Halpin, S.M.

“…One of the major differences in the revised IEEE Std 519 and the 1992 version will be the inclusion of interharmonic limits. These limits are likely be based…”
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Sparse Matrix Techniques in Power Systems by Sambarapu, K.M., Halpin, S.M.

“…The ever increasing demand for electrical power has resulted in modern power transmission systems that are continually growing in size. Thus power systems…”
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Synchronous Machine Modeling for Low-Frequency Harmonic Studies by Singhvi, V., Halpin, S.M.

“…Power quality, and harmonics in particular, is a major issue in any isolated power system due to extensive use of non-linear power electronic devices. The…”
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Applicability of neural networks to industrial and commercial power systems: a tutorial overview by Halpin, S.M., Burch, R.F.

“…This paper is intended as a tutorial overview of neural network applications that are relevant to industrial and commercial power systems. The paper is…”
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