Q4. Figure Q4. shows a power system with one generator, two transformers, a line and a load. G Vgen-415/0°V от R = 0.02 600 kVA 0.415/11 kV Y-Y XT1=6% ZLine=1+j0.1 tot Zload=0.3+j0.102 500 kVA 11/0.415 kV Y-Y XT2=5% Figure Q4. A Simple Power System a) i. ii. The one-line diagram shown in Figure Q4. is a proposal for a new power system. Assuming a base apparent power of 600 kVA and a base voltage of 11 kV in the line section: Calculate the Current magnitudes in the generator, line and load sections Calculate the overall system power factor iii. Obtain the system losses at rated operating conditions, and the potential for series power factor correction, stating the value of the capacitor necessary to bring the system power factor to unity.

Q4. Figure Q4. shows a power system with one generator, two transformers, a line and a load. G Vgen-415/0°V от R = 0.02 600 kVA 0.415/11 kV Y-Y XT1=6% ZLine=1+j0.1 tot Zload=0.3+j0.102 500 kVA 11/0.415 kV Y-Y XT2=5% Figure Q4. A Simple Power System a) i. ii. The one-line diagram shown in Figure Q4. is a proposal for a new power system. Assuming a base apparent power of 600 kVA and a base voltage of 11 kV in the line section: Calculate the Current magnitudes in the generator, line and load sections Calculate the overall system power factor iii. Obtain the system losses at rated operating conditions, and the potential for series power factor correction, stating the value of the capacitor necessary to bring the system power factor to unity.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.8MCQ: An ac resistance is higher than a dc resistance. True False

See similar textbooks

Similar questions

12th sum Please solve me
The principle operation of LVDT is based on the variation of Select one a. Self inductance b. Reluctance c. Mutual inductance d. Permanence
Explain step by step please a b and c
Two 300-VA parallel-connected transformers can supply a maximum load of a. 150 VA b. 300 VA c. 450 VA d. 600 VA
Match the following: (i) Hysteresis loss (a) Can be redud by constructing the core with laminated sheets of alloy steel (ii) Eddy current loss (b) Can be reduced by the use of special high grades of alloy stl as core material.
Functions/Interface/acellus_engine.html?ClassID=500072518 Two step-up transformers are connected in series, the secondary of the first to the primary of the second. Both transformers have the same turns ratio, and are identical. If the input voltage is 12.0 V AC and the output voltage is 300 V AC, what is the voltage, Vint, in between the two transformers? Vint = [?] V St Voltage (V) 023 International Academy of Science. All Rights Reserved. DELL Enter 68°F C
CALCULATE the currents I1 and I2 of each of the transformers.CALCULATE the voltages V1 and V2, in each one of the transformers.
6. For the air core transformer circuit shown below, determine the currents la and lb in the direction shown. Express each answer in polar form. R1-302 www la ZI1=150 E=10/0 M=j20 Ze= n Z12=j62 lb R2=50 la Ib
what are load values in this power flow system
Determine the current I2 for the transformer in Figure if the flux in the core is 1.5x10³ Wb. 1₁ (2A) N₁ = 60 turns 1₁ 20 1.8 1.6 1.4 1.2 1.0 0.8 0.6 +B(T) 0.4 0.2 300 600 Sheet steel .d Area (throughout) = 0.15 x 10³ m² labeda = 0.16 m 900 1200 1500 1800 2100 2400 Cast iron 2700 3000 3300 Sheet steel Cast steel N₂ 12 = 30 turns 4200 4500 H(Alm)
A three phase power transformer having a line voltage ratio of 400 V to 33 kV is connected in star-delta. The C.T.s on 400 V side have current ratio as 1000/5. What must be the C.T. ratio on 33 kV side. Assume current on 400 V side of transformer to be 1000 A. C.T. secondaries in delta p 5A oooo oooo 5√3 A -0000 0000 0000 0000 Star-delta transformer 0000 5√3 A vooo னள். m reeee p C.T. secondaries in star 5√3 A 0000
6. Transformers have the capability to step up or step down AC voltage True False