meiling CHEN 2005 1 Lecture 08 Fault current (II)
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PowerPoint [3-8]250MVA 3Φ1000KVA11.4KV/220V4% 50mm×10mm×215cm4m150
PVC 220V40m 225A NFB
2mm
example
meiling CHEN 2005 10
[3-10] 150MVA 380V/220V 200KVA Z=5% 220V/110 190V 20KVA Z=3% 1 20HP 2 10HP 3 40HP 4 20KVA
example
meiling CHEN 2005 15
TR169/3.3KV5000KVA5% TR23.3KV/220V1000KVA 4% M12000HPXd=10% Xd′=20% M21000HPXd=20% 1000KVAXm =20% (1)CB1 (2)CB2
example
100.9MVA CB1==100.9MVA
meiling CHEN 2005 19
2mm
example
meiling CHEN 2005 10
[3-10] 150MVA 380V/220V 200KVA Z=5% 220V/110 190V 20KVA Z=3% 1 20HP 2 10HP 3 40HP 4 20KVA
example
meiling CHEN 2005 15
TR169/3.3KV5000KVA5% TR23.3KV/220V1000KVA 4% M12000HPXd=10% Xd′=20% M21000HPXd=20% 1000KVAXm =20% (1)CB1 (2)CB2
example
100.9MVA CB1==100.9MVA
meiling CHEN 2005 19
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