6. The figure below shows a single-line-diagram of part of a power system. For eachtransformer in the diagram state a suitable connection method, giving reasons for yoursuggested connection method.G1G1800MW200MW15kV10kVT1-T488T5-T6250MVA each125MVA each330/15kV88/10kVLine 1Line 2T7-T8100MVA each330/88kVT9T10-T1150MVA50MVA each88/66kV88/11kVT122MVA11/0.4kVSinge-phaseloads

For a power system, The single line diagram is shown below,

6. The figure below shows a single-line-diagram of part of a power system. For each transformer in the diagram state a suitable connection method, giving reasons for your suggested connection method. G1 G1 800MW 15kV 200MW 10kV T1-T4 T5-T6 250MVA each 125MVA each 88/10kV 330/15kV Line 1 Line 2 T7-T8 100MVA each 330/88kV T9 50MVA 88/66kV T10-T11 50MVA each 88/11kV T12 2MVA 11/0.4kV Singe-phase loads

6. The figure below shows a single-line-diagram of part of a power system. For each transformer in the diagram state a suitable connection method, giving reasons for your suggested connection method. G1 G1 800MW 15kV 200MW 10kV T1-T4 T5-T6 250MVA each 125MVA each 88/10kV 330/15kV Line 1 Line 2 T7-T8 100MVA each 330/88kV T9 50MVA 88/66kV T10-T11 50MVA each 88/11kV T12 2MVA 11/0.4kV Singe-phase loads

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Similar questions

3. Single-phase T1-transformer with a power of 500 kVA and a single-phase T2- with a power of 400 kVAtransformers are connected in parallel and load 1000 kVA with 0.8-back power factor.they are feeding. The equivalent circuit winding resistance of T1 is 0.025 b and the equivalent circuit reactance is 0.06is b. The equivalent winding resistance of T2 is 0.016 b and the equivalent circuit reactance is 0.07 b. Bothhas the same conversion ratio in the transformer.a. Draw the connection diagram given in the question. b. Obtain the power sharing expression over the parameters given in the question. c. Calculate the kVA values and power factors of the transformers.
A 100 Kva transformer has 400 turns on the primary and 80 turns on the secondary. The primary and secondary resistances are 0.3 ohm and 0.01 ohm respectively , and the corresponding leakage reactances are 1.1 ohms and 0.035 ohm respectively. The supply voltage is 2200 V. The % VR and the secondary terminal voltage for full load 0.8 pf leading are: -1.44 and 330.29 V O 1.54 and 4467.7 V -1.54 and 446.77 V
The table below shows some performance parameters of a certain power transformer. Full-load voltage regulation Full-load copper loss Load power factor 5% 0.5 Lagging Zero voltage regulation is obtained at a load power factor of: 0.9176 leading 08 leading 0.397 lagging 2% 0.703 leading
conductor radius is 0.75cm
In single phase transformer, if the primary turns N1 is greater than the secondary turns N2, then what is the relation between V1 and V2? a.V1 < V2 b.V2 > V1 c.V1 > V2 d.V1 = V2
Q10) For the transformer shown in Figure below, determine (i) The turns ratio of the transformer (ii) The secondary current (iii) The voltage across the load R = 10k2 (iv) The voltage across the primary winding Ip = 3A Is = ? Ns = 20 turns RL Np = 60 turns 10k2 ellle lelll
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Solve it quickly please
Which of the following is the correct equation for calculating the rated current for a single-phase transformer? A. I=va/e b.I=sc/e c.a/e d.e×z/e
When secondary is fully loaded, transformer regulation is less than 1 percent. It shows that it is a good transformer. T or F
In no load phasor diagram of practical transformer, the magnetizing current Imag is with flux Ø O Leading by 30° O Lagging by 60° In phase O 90° out of phase
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