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Comparison of test circuits for high voltage circuit breakers by numerical calculations with arc models

Journal Article · · IEEE Transactions on Power Delivery (Institute of Electrical and Electronics Engineers); (United States)
DOI:https://doi.org/10.1109/61.157007· OSTI ID:6988995
 [1];  [2]
  1. KEMA High Poewr Lab., Arnhem (Netherlands)
  2. KEMA R and D Div., Arnhem (Netherlands)

High-voltage circuit breakers are tested in the High-Power Laboratory, where test conditions prescribed by standards and switching conditions in Electrical Transmission Networks are simulated. In this paper a physical arc model is used to compare the switching behavior of circuit breakers in a direct test circuit as well as in several synthetic ones. It is found that not only the shape of the transient recovery voltage, but also the topology of the electrical network (and the value of the circuit elements) that supplies the transient recovery voltage after current interruption is of importance for the interrupting capability of SF[sub 6] and air-blast circuit breakers.

OSTI ID:
6988995
Journal Information:
IEEE Transactions on Power Delivery (Institute of Electrical and Electronics Engineers); (United States), Journal Name: IEEE Transactions on Power Delivery (Institute of Electrical and Electronics Engineers); (United States) Vol. 7:4; ISSN 0885-8977; ISSN ITPDE5
Country of Publication:
United States
Language:
English