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Protection and Control of Modern Power Systems

Table 8 Performance of different DC boundary strengths

From: Fault identification scheme for protection and adaptive reclosing in a hybrid multi-terminal HVDC system

Fault area/ CLR(LCC/MMC)(mH)

Zero passing characteristics(b/a)

Fault isolation results

Fault distance (km)

Permanent fault?

f1-30/(100/10)

Y/Y

T1

29.46

Y

f1-30/(200/50)

Y/Y

T1

29.65

Y

f1-30/(300/100)

Y/Y

T1

29.98

Y

f1-470/(100/10)

Y/Y

T1

468.65

Y

f1-470/(200/50)

Y/Y

T1

468.74

Y

f1-470/(300/100)

Y/Y

T1

470.41

Y

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