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Advanced Search Results For "AC resistance"

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 "AC resistance"
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70-μm-Body Ga 2 O 3 Schottky Barrier Diode With 1.48 K/W Thermal Resistance, 59 A Surge Current and 98.9% Conversion Efficiency.

Publication Type: Academic Journal

Source(s): IEEE Electron Device Letters; May2022, Vol. 43 Issue 5, p773-776, 4p

Abstract: Copyright of IEEE Electron Device Letters is the property of IEEE and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or e...

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Comprehensive Analysis of the AC Copper Loss for High Speed PM Machine With Form-Wound Windings

Publication Type: Academic Journal

Source(s): IEEE Access, Vol 10, Pp 9036-9047 (2022)

Abstract: The skin effect and proximity effect at high frequencies would greatly increase the AC copper loss of high speed permanent magnet machines (HSPMMs), especially for form-wound windings. However, the influence of some factors on the AC loss of the form-w...

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On-Line Core Losses Determination in ACSR Conductors for DLR Applications

Publication Type: Academic Journal

Source(s): Materials, Vol 15, Iss 6143, p 6143 (2022)

Abstract: Dynamic line rating (DLR) is a method that focuses on dynamically determining the maximum allowable current of power lines, while ensuring they operate within safe limits. DLR needs to monitor the temperature and current of the line in real-time, as we...

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A Novel In-Situ Measurement Method of High-Frequency Winding Loss in Cored Inductors With Immunity Against Phase Discrepancy Error

Publication Type: Academic Journal

Source(s): IEEE Open Journal of the Industrial Electronics Society, Vol 2, Pp 545-555 (2021)

Abstract: Evaluating the high-frequency winding loss accurately is crucial for the design of modern high-frequency power converters. This paper proposes a novel experimental method to accurately measure the in-situ inductor winding loss, which separates out the ...

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Quasi-Analytical Calculation of Frequency-Dependent Resistance of Rectangular Conductors Considering the Edge Effect

Publication Type: Academic Journal

Source(s): Energies, Vol 15, Iss 503, p 503 (2022)

Abstract: This paper presents an accurate quasi-analytical approximation of frequency-dependent ac resistance of single rectangular conductors. In this work, first, a two-dimensional analytical ac resistance of rectangular conductors is derived. Unlike circular ...

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The effects of driving time scales on heating in a coronal arcade.

Publication Type: Academic Journal

Source(s): Astronomy & Astrophysics / Astronomie et Astrophysique; Nov2020, Vol. 643, p1-13, 13p

Abstract: Copyright of Astronomy & Astrophysics / Astronomie et Astrophysique is the property of EDP Sciences and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. Howeve...

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A Review and Comparison of Solid, Multi-Strands and Litz Style PCB Winding

Publication Type: Academic Journal

Source(s): Electronics, Vol 9, Iss 1324, p 1324 (2020)

Abstract: At high frequency, AC resistance of a printed circuit board (PCB) winding becomes important and accounts for a large proportion of planar transformer losses. The winding is then influenced by both skin and proximity phenomenon, which makes the current ...

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Winding Resistance and Power Loss of Inductors With Litz and Solid-Round Wires.

Publication Type: Academic Journal

Source(s): IEEE Transactions on Industry Applications; Jul/Aug2018, Vol. 54 Issue 4, p3548-3557, 10p

Abstract: Copyright of IEEE Transactions on Industry Applications is the property of IEEE and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, ...

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Optimizing AC Resistance of Solid PCB Winding

Publication Type: Academic Journal

Source(s): Electronics, Vol 9, Iss 875, p 875 (2020)

Abstract: At high frequency, power losses of a winding due to eddy currents becomes significant. Moreover, the skin and proximity AC resistances are influenced by the width of printed circuit board (PCB) conductors and distance between the adjacent tracks which ...

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Comparison of Several Methods for Determining the Internal Resistance of Lithium Ion Cells

Publication Type: Academic Journal

Source(s): Sensors, Vol 10, Iss 6, Pp 5604-5625 (2010)

Abstract: The internal resistance is the key parameter for determining power, energy efficiency and lost heat of a lithium ion cell. Precise knowledge of this value is vital for designing battery systems for automotive applications. Internal resistance of a cell...

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