) In terms of load assessment, define the following: Demand Factor Load Factor Diversity
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Q: (1) In terms of load assessment, define the following: Demand Factor Load Factor Diversity
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- To qualify system stability, we use: a. Routh criterion b. Phase margin c. Gain and phase margin d. Gain marginThe sample large power system network data's are given below, The total number of buses is 5 Three-phase short circuit fault subjected at the bus 5 The initial voltage of the faulted bus is 1.0 p.u The Zbus matrix element Z55 is 0.704 p.u Fault impedance Zf= 0.33 p.u Fault current (If )in p.u ..........Q2. Figure Q2 shows the single-line diagram. The scheduled loads at buses 2 and 3 are as marked on the diagram. Line impedances are marked in per unit on 100 MVA base and the line charging susceptances are neglected. a) Using Gauss-Seidel Method, determine the phasor values of the voltage at load bus 2 and 3 according to second iteration results. b) Find slack bus real and reactive power according to second iteration results. c) Determine line flows and line losses according to second iteration results. d) Construct a power flow according to second iteration results. Slack Bus = 1.04.20° 0.025+j0.045 0.015+j0.035 0.012+j0,03 3 |2 134.8 MW 251.9 MW 42.5 MVAR 108.6 MVAR
- Using Kirchhoff's Law, determine the load currents. All The possible current and voltage equations. With complete solutionsWhich of the following cannot be determined with the help of load flow analysis?a) frequency of busbar voltagesb) active and reactive forcesc) phase angle of busbar voltagesd) loss of strengthe) amplitude of busbar voltagesDiscuss the role of FACTS (Flexible Alternating Current Transmission Systems) devices in power system control and optimization.
- In the T-Model method which among these are divided into two halves. a. Both (A) and (B) b. None of these c. Shunt capacitance d. Series impedanceThe 6-bus power system network of an electric utility company is shown in the Figure below. The line and transformer data containing the subtransient series resistance and reactance in per unit, and one-half of the total capacitance in per unit susceptance on a 100-MVA base, is tabulated below. The prefault voltage profile of the power system as obtained from four iterations of the newton Raphson power flow method are provided below as well.Explain the concept of load flow analysis in power system planning.
- Explain the concept of load flow analysis and its significance in power system planning and operation.Discuss the concept of power system deregulation and its implications for market dynamics and grid management.The sample large power system network data's are given below, The total number of buses is 5 Three-phase short circuit fault subjected at the bus 5 The initial voltage of the faulted bus is 1.0 p.u The Z matrix element Z55 is 0.474 p.u Fault impedance Z= 0.46 p.u Fault current (- )in p.u