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Intercomparison of reference measuring systems for lightning impulses between three National Metrology Institutes
PTB Physikalisch-Technische Bundesanstalt, Germany.
RISE - Research Institutes of Sweden, Säkerhet och transport, Mätteknik.ORCID-id: 0000-0001-5044-8266
VTT, Finland.
PTB Physikalisch-Technische Bundesanstalt, Germany.
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2018 (Engelska)Ingår i: ICHVE 2018 - 2018 IEEE International Conference on High Voltage Engineering and Application, 2018Konferensbidrag, Publicerat paper (Refereegranskat)
Abstract [en]

In one of the largest and most extensive measurement campaigns to date, the measuring systems for lightning impulses (LI) of the National Metrology Institutes (NMIs) of Germany (PTB), Sweden (RISE) and Finland (VTT MIKES) have been compared. In the high-voltage laboratory of PTB, lightning impulse comparisons were carried out at voltages up to 1500 kV. The test voltage, front time, time to half-value and the relative overshoot magnitude of seven systems have been compared. The results confirm the capabilities and uncertainties of the participating metrology institutes and even enable an improvement of those. Finally, the question, whether an uncertainty of less than 0.5 % for peak values and 1 % for time parameters for NMI reference measuring systems for a lightning impulse up to at least 800 kV is achievable, will be addressed.

Ort, förlag, år, upplaga, sidor
2018.
Nyckelord [en]
Engineering, Industrial engineering, High voltage laboratories, Intercomparisons, Lightning impulse, Measurement campaign, Measuring systems, National metrology institutes, Test voltage, Time parameter, Lightning
Nationell ämneskategori
Naturvetenskap
Identifikatorer
URN: urn:nbn:se:ri:diva-38223DOI: 10.1109/ICHVE.2018.8642002Scopus ID: 2-s2.0-85063102203ISBN: 9781538650868 (tryckt)OAI: oai:DiVA.org:ri-38223DiVA, id: diva2:1301539
Konferens
2018 IEEE International Conference on High Voltage Engineering and Application, ICHVE 2018, 10 September 2018 through 13 September 2018
Tillgänglig från: 2019-04-02 Skapad: 2019-04-02 Senast uppdaterad: 2019-06-20Bibliografiskt granskad

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Elg, Alf Peter

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