Articles with "unknown phase" as a keyword



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New diagnosis method of unknown phase-shifted PD signals for gas insulated switchgears

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Published in 2018 at "IEEE Transactions on Dielectrics and Electrical Insulation"

DOI: 10.1109/tdei.2018.006739

Abstract: In many cases of on-site PD measurement, it is difficult to acquire the perfect phase angle of the PD signal synchronized with the applied voltage. This paper describes a new method of PD diagnosis which… read more here.

Keywords: phase; diagnosis; new diagnosis; phase shifted ... See more keywords
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Phase-shifting algorithms with known and unknown phase shifts: comparison and hybrid.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.452583

Abstract: The phase-shifting interferometry has been intensively studied for more than half a century, and is still actively investigated and improved for more demanding precision measurement requirements. A proper phase-shifting algorithm (PSA) for phase extraction should… read more here.

Keywords: phase shifting; algorithm; phase shifts; phase ... See more keywords