Given the network in Figure 4.22 (base = 100 MVA): Bus 1 G Bus 2 R=0.09 X-10.03 R = 0.01 Bus 5 X = 10.25 R = 0.03 Ps X = 10.06 R=0.03 X = 10.05 Bus 4 Bus 3 a. Develop the [B'] matrix for this system. FIG. 4.22 Five-bus network for Problem 4.2. P 0 P 0 P = [B'] 0, 04 Ps. 05. P in per unit MW 0 in radians (rad) b. Assume bus 5 as the reference bus. To carry out a "DC" load flow, we will set 0,= 0 rad. Row 5 and column 5 will be zeroed. P P P P Ps. 0 0 0 0 0 0 0 0 Remainder of B' 0 0 03 04 Solve for the [B'] matrix. 0 0 03 04 05. = P P [B'] P PA c. Calculate the phase angles for the set of power injections. P = 100 MW generation P= 120 MW load P3150 MW generation P200 MW load d. Calculate P, according to the "DC" load flow. e. Calculate all power flows on the system using the phase angles found in part c.