04-072 pmo 25 may 2004
Phase to Phase BV Utrechtseweg 310 Postbus 100 6800 AC Arnhem T: 026 356 38 00 F: 026 356 36 36 www.phasetophase.nl
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04-072 pmo
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04-072 pmo
CONTENTS
1 1.1 1.2 1.3 2 2.1 2.2 2.2.1 2.2.2 3 3.1 3.1.1 3.1.2 3.1.3 3.2 3.2.1 3.2.2 3.2.3 3.2.4 3.3 3.4 3.4.1 3.4.2 3.5 4 4.1 4.2 4.3 4.4 4.5 4.6 5
Introduction ........................................................................................................................... 4 Problem definition ................................................................................................................. 4 Aim ......................................................................................................................................... 4 Method................................................................................................................................... 4 Load flow and short circuit calculations ................................................................................5 Load flows ([1], [2], [3]) ............................................................................................................5 Short circuit............................................................................................................................ 6 Short circuit calculations according to IEC-909 [4],[5] .........................................................7 Sequential fault