Required information A load impedance, Zo = 10 +j3 ohm, is connected to a source with line resistance equal to 3 ohm, as shown in the figure. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part Is +21 Line ww Vs(rms)=23020°V Zo Load Determine the apparent power supplied by the generator. The apparent power supplied by the generator is [ VA.

Vbase_zonel Sbase_zonel . * For the power system shown in Figure Q1b, calculate the per unit impedances of all components with given zone 1 voltage base 22kV and power base 100 MVA (for the system). = 22 kV = 100 MVA Generator: . YG₁ Zone 1 100 MVA 22 kV (0.1+ j0.5) pu 1 . E 1 T₁ YY Transformer 1: 100 MVA 25/130 kV (0.1+j0.5) pu Zone 2 L = (10+j100) S2 Figure Q1b. T₂ Zone 3 YA Transformer 2: 50 MVA 110/33 kV (0.1+j0.5) pu M₂Y Load (motor): ● 50 MVA . 33 kV (1+j0.5) pu

In a Y-connected AC generator, the RMS generated phase voltage is EA-8500 Volts at a frequency f-60 Hz. Phase a is the reference, Write the instantaneous phase-b voltage expression of this generator: eu (t) Em sin(wt+p) Volts Answer: Fill in the 3 boxes below. (t)= sin ( *) volts

The incremental cost of generator 1 is Ic1 = 0.2P₁ + 60 and generator 2 is Ic2 = 0.3P₂ + 40 and the ratings of the generators are 150 MW and 250 MW. a) Find the load sharing of generator 1 for a load of 380 MW. MW (Calculate to 2 decimal places) b) Find the load sharing of generator 2 for a load of 380 MW. MW (Calculate to 2 decimal places)