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Table 4 DSE performance variation, fault time of variation in Vse at θse = 00 of UPFC

From: A critical fault detection analysis & fault time in a UPFC transmission line

Types of fault

Vse in % age

Fault Condition-1: 100 km from bus B-S (before UPFC) Rf = 1 Ω FIA = 00,NSI, θse = 00

Fault Condition-2: 300 km from bus B-S (after UPFC), Rf = 1 Ω,FIA = 00,NSI, θse = 00

Fault time in cycle period

  

A

B

C

A

B

C

Ë‚1

A-G

0

136.1

19.12

4.0853

−129

−40.1

−11.53

Ë‚1

AB-G

5

124.3

113.9

38.36

−53.1

−112

0.1829

Ë‚1

ABCG

8

48.51

150.54

169.68

−113

−106

−120.6

Ë‚1

BC G

10

30

121.03

125.24

−11.1

−110

−123.4

Ë‚1