Countermeasure to Prevent Transformer Differential Protection From False Operations
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DOI: 10.1109/access.2023.3274192
Abstract: The reliability of the transformer differential protection is under threat from multiple interferences, including the inrush condition, the current transformer saturation condition, and the arc fault condition. For improvement, a new method is proposed to… read more here.
Keywords: transformer differential; differential protection; countermeasure prevent; protection false ... See more keywords
Differential Protection in Low-Voltage Buses: An Exploration of Principles and Models
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DOI: 10.1109/mias.2016.2600688
Abstract: Current-differential principles are well known and commonly used for the protection of medium and large transformers, large motors, medium-voltage (MV) generators, MV and high-voltage buses, and any type of important power equipment with measurable input… read more here.
Keywords: low voltage; protection; protection low; voltage buses ... See more keywords
Differential Protection With Critical Motors and Motor Applications: What You Didn't Know
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DOI: 10.1109/mias.2016.2600691
Abstract: The application of differential protection has been shown to be effective in many applications within the forest product-based industries. However, there are some aspects of differential protection that need special consideration. Some differential configurations may… read more here.
Keywords: protection critical; motors motor; protection; motor applications ... See more keywords
Testing the Performance of a $dq0$ Phaselet Transform Based Digital Differential Protection for $3\phi$ Converter Transformers
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DOI: 10.1109/tia.2020.3018702
Abstract: This article presents and tests the performance of a digital differential protection for three-phase ($3\phi$) converter transformers. The proposed digital differential protection is developed to comply with the ANSI 87T protection procedure. The presented protection… read more here.
Keywords: differential protection; tex math; inline formula;
New Criterion of Converter Transformer Differential Protection Based on Wavelet Energy Entropy
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DOI: 10.1109/tpwrd.2019.2893431
Abstract: For converter transformer, current differential protection fails to operate in the case of internal fault occurs during dc bias or inrush current. Therefore, a new criterion is proposed in this paper to construct a new… read more here.
Keywords: energy entropy; differential protection; criterion; new criterion ... See more keywords
Enhanced Current Differential Protection for HVDC Grid Based on Bergeron Model: A Parameter Error Tolerable Solution
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DOI: 10.1109/tpwrd.2020.3016730
Abstract: Benefiting to the immunization of distributed capacitance, Bergeron model based current differential protection has become a promising backup protection in HVDC grid. However, its performance strongly relies on the precise transmission line parameter, whereas the… read more here.
Keywords: protection; parameter; differential protection; current differential ... See more keywords