In ETAP, tap changers in transformers are modeled for:
Anonymous Quiz
80%
Automatic voltage regulation in load flow studies
8%
Short-circuit analysis only
10%
Switching transients only
2%
Fault current limiting
In ETAP, which type of CT core can be modeled?
Anonymous Quiz
5%
Only metering core CT
14%
Only protection core CT
75%
Both metering and protection core CT
6%
No CT is modeled in ETAP
In a load flow study, which bus type is used to represent the slack bus in ETAP?
Anonymous Quiz
24%
a) PQ bus
15%
b) PV bus
50%
c) Swing bus
11%
d) Generator bus
In ETAP, sub-transient reactance (X’’d) of a generator is mainly used to calculate:
Anonymous Quiz
61%
Peak asymmetrical fault current
17%
Steady-state current
10%
Motor starting current
12%
Load flow reactive power
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In ETAP Arc Flash analysis, the incident energy depends on:
Anonymous Quiz
89%
a) Fault current, clearing time, and working distance
3%
b) Transformer vector group only
8%
c) Load flow convergence method
0%
d) Cable length only
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ETAP Transient Stability analysis models:
Anonymous Quiz
42%
ETAP Transient Stability analysis models:
49%
Generator governor, exciter, and PSS (Power System Stabilizer)
2%
Only load damping
7%
Short-circuit currents only
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Parallel transformers in ETAP must have:
Anonymous Quiz
20%
a) Same kVA only
72%
b) Same % impedance and vector group
7%
c) Same short-circuit level
2%
d) Same insulation
AC Load Flow Analysis Focuses on
Anonymous Quiz
86%
Real Power, Reactive Power, Voltage Magnitude and Phase Angle
9%
Resistive Losses and Voltage Drop Only
1%
Voltage Drop Only
4%
None of the Above
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400kv AIS Earth mat in Etap.pdf
104.7 KB
Earth Mat Design Using Etap for 400 kV AIS Substation – Preliminary Draft. The design is not yet finalized, and your valuable input will be highly appreciated
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