Selection justification for neutral grounding switchboard of electric power system aboard “Arktika” icebreaker

Object and purpose of research. This paper discusses the capacity of power cables aboard “Arktika” icebreaker to confirm selected resistor rating of neutral grounding switchboard through on-site measurements. Subject matter and methods. Calculations are based on approximate and rigorous expressions....

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Bibliographic Details
Published in:Transactions of the Krylov State Research Centre
Main Authors: Grigoryev V.V., Tsitsikyan G.N.
Format: Article in Journal/Newspaper
Language:English
Russian
Published: Krylov State Research Centre 2023
Subjects:
neutral resistor rating
electric equipment and cabling capacity
neutral grounding switchboard
ground fault current
Naval architecture. Shipbuilding. Marine engineering
VM1-989
arktika
Online Access:https://doi.org/10.24937/2542-2324-2023-1-403-129-133
https://doaj.org/article/649fa698bf1942bc9e255654ee5d038e
Description
Summary:Object and purpose of research. This paper discusses the capacity of power cables aboard “Arktika” icebreaker to confirm selected resistor rating of neutral grounding switchboard through on-site measurements. Subject matter and methods. Calculations are based on approximate and rigorous expressions. Main results. Numerical results obtained in this study confirmed the correctness of investigated approaches and calculations. Conclusion. Resistor rating for neutral grounding switchboard of “Arktika” icebreaker was selected correctly, which is confirmed by measurement results.

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