A synchronous generator has a constant mechanical input power of Po. In the fault followed by the clearance of fault operations, the fault circuit is switched out at & load angle. Then, the load angle overshoots to &2 before swing back. If the area of ag and a2 are 1.6 and 0.4 respectively, as shown in the figure below (not to scale), calculate the area of a3. Please ignore the unit of area. Before fault After fault. During fault Power Po 0 16 0 0.8 024 012 004 ar 80 Am az Mechanical input power 85 8₂ Load angle

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A synchronous generator has a constant mechanical input power of Po. In the fault followed by the clearance of fault operations, the fault circuit is switched out at & load angle. Then, the load angle overshoots to 62 before swing back. If the area of a1 and a2 are 1.6 and 0.4 respectively, as shown in the figure below (not to scale), calculate the area of a3.
Please ignore the unit of area.
Before fault
After fault
During fault
Power
Po
1.6
0.8
2.4
01.2
O 0.4
a₁
80
az
85 8₂ Load angle
a2
Mechanical
input power
Transcribed Image Text:A synchronous generator has a constant mechanical input power of Po. In the fault followed by the clearance of fault operations, the fault circuit is switched out at & load angle. Then, the load angle overshoots to 62 before swing back. If the area of a1 and a2 are 1.6 and 0.4 respectively, as shown in the figure below (not to scale), calculate the area of a3. Please ignore the unit of area. Before fault After fault During fault Power Po 1.6 0.8 2.4 01.2 O 0.4 a₁ 80 az 85 8₂ Load angle a2 Mechanical input power
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