50 Electrical Technology The Figure shown below represents a single-line diagram of an AC ring distributionnetwork.The loads 362-34°A, 482-45°A and 542-40°A are supplied at point b, c, and d,respectively.The interconnector has an impedance of 0.45 55°n/phase.0.44L74 O0.29L59º Q0.39L66°O0.333L57.3° QConvert the delta acd to an equivalent star,Determine the impedance (Za) in a in polar form.Determine the impedance (Z) in n in polar form.Determine the impedance (Za) in n in polar form.Determine the current (Inc) in A in polar form.Determine the current (Ian) in A in polar form.Determine the current (Iab) in A in polar form.Determine the voltage (Vab) in V in polar form.Determine the voltage (Vac) in V in polar form.Determine the Thevenin's voltage (VTH) in V in polar form.

The Figure shown below represents a single-line diagram of an AC ring distribution network. The loads 362-34°A, 482-45°A and 542-40°A are supplied at point b, c, and d, respectively. The interconnector has an impedance of 0.4555°n/phase. .44L74° C 0.29L59º O 0.39.66° Q 0.333157.3º Q Convert the delta acd to an equivalent star, Determine the impedance (Za) in n in polar form. Determine the impedance (Z) in n in polar form. Determine the impedance (Za) in n in polar form.

The Figure shown below represents a single-line diagram of an AC ring distribution network. The loads 362-34°A, 482-45°A and 542-40°A are supplied at point b, c, and d, respectively. The interconnector has an impedance of 0.4555°n/phase. .44L74° C 0.29L59º O 0.39.66° Q 0.333157.3º Q Convert the delta acd to an equivalent star, Determine the impedance (Za) in n in polar form. Determine the impedance (Z) in n in polar form. Determine the impedance (Za) in n in polar form.

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 4.8P: A 60-Hz, single-phase two-wire overhead line has solid cylindrical copper conductors with a 1.5 cm...

See similar textbooks

Similar questions

The conductor of a single-phase 60-Hz line is a solid round aluminum wire having a diameter of 0.412 cm. The conductor spacing is 3 m. Determine the inductance of the line in millinery’s per mile. How much of the inductance is due to internal flux linkages? Assume skin effect is negligible.
A three-phase 60-Hz transmission line has its conductors arranged in a triangular formationso that two of the distances between conductors are 25 ft. and the third distance is 42 ft.The conductors are ACSR Osprey. Determine the inductance and inductive reactance perphase per mile.
A short single phase transmission line has a loop impedance of (0.2+j1.2) ohm. At what leading power factor the voltage regulation will be zero ?
In a three-phase overhead line, the conductors have an overall diameter of 3.0 cm each and are arranged in delta formation. Assuming a critical disruptive voltage of 250 kV between the lines, an air density factor of 0.90 and mo= 0.95, find the minimum spacing between conductors that is allowable. Assume fair weather conditions.
A three-phase transposed line is composed of one ACSR Bobolink conductor per phase with a horizontal spacing of 11 meters as shown in the figure. phase with a horizontal spacing of 11 meters as shown in the figure. The conductors have a diameter of 3.625 cm and a RMG of 1.439 cm. Calculate the inductance and capacitance to the neutral of the line.
How can I compute and get the values of branch currents (Iab, Iac, Ibc, Ibd, Icd and Ica) and the algebraic sum of the potential difference for electrical loops (abca, abdca, acda, abcda and acbda) by using Kirchhoff's voltage and current law (KVL and KCL) equations?
A single-phase transmission line consisting of two conductors, the radius of each conductor is 0.4 cm, the distance between the conductors is three and half meters and the height above ground is eight meter. Determine 1)The capacitance in uF/km without effect of ground 2)The capacitance in uF/km with effect of ground
5.5 kW, 1450 rpm. L-type equivalent circuit and parameters for a continuous sinusoidal phase of a star connected 3-phase ASM with line voltage 220 V and frequency 50 Hz are given as follows, ignoring core (iron) losses: R1=0.21 Ohm, R2=-0.18 Ohm, X1=X2-0.66 Ohm and Xm = 9.9 Ohm How many times the inrush current will be the rated current when the ASM is started directly? Answer options group 8.0815 2.6455 4.3763 7.1534 1.2558 6.3414 5.2280 3.7473
A single phase 2 conductor operates at 50Hz, the diameter of each condcutor is 60mm and spacing between condcutor is 5m, find the loop inductance of the line.
A short 3-phase transmission line connected to a 33kV, 50 Hz generatingstation at the sending end is required to supply a load of 10 MW at 0·8lagging power factor at 30 kV at the receiving end. If the minimumtransmission efficiency is to be limited to 96%, estimate the per phasevalue of resistance and inductance of the line.
Which among these statements is false or incorrect about Transmission Lines? A. Three-Phase Transmission Lines always only have three cables. B. It is possible to have more than one cable per phase in a Transmission Line. C. Transmission Lines are generally bare conductors like ACSR. D. Double Circuit configuration can transmit more power compared to Single Circuit configuration.
A 60-Hz, single-phase two-wire overhead line has solid cylindrical copper conductors with a 1.5 cm diameter. The conductors are arranged in a horizontal configuration with 0.5 m spacing. Calculate in mH/km (a) the inductance of each conductor due to internal flux linkages only, (b) the inductance of each conductor due to both internal and external flux linkages, and (c) the total inductance of the line.