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Power Systems

Power Systems
Which of the following quantities are to be calculated for generator bus?

 P and Q
 Q and δ
 δ and V
 P and V

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Power Systems
A network containing 100 buses in which 10 are the voltage control buses, 5 are fixed shunt capacitor buses, 20 are the reactive power support buses, 6 are the generator buses. Find the size of the Jacobian matrix?

 165 × 165
 164 × 164
 162 × 162
 163 × 163

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Power Systems
A 3-phase breaker is rated at 2000 MVA, 33 kV, its making current will be

 70 kVA.
 49 kVA.
  89.22 kVA.
  35 kVA.

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Power Systems
A power system network has n nodes, Z33 of its bus impedance matrix is j0.5 pu. The voltage at node 3 is 1.3∠ -10°. If capacitor is having reactance of -j3.5 pu is now added to the network between node 3 and reference node, the current drawn by the capacitor in pu is

 0.371∠ -100°
 0.725∠ 80°
 0.433∠ 80°
 0.325∠ -100°

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Power Systems
In what from the initial energy will be released for the 200 MeV per fission by a neutron in a slow thermal nuclear reactor

 heat energy.
  kinetic energy of particles and electromagnetic radiation.
 electromagnetic radiations.
 kinetic energy and sound energy.

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Power Systems
A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. Find the surge impedance loading with compensation?

 456 MW
 400 MW
 478 MW
 386 MW

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