Q1) A 2-wire d.c. distributor cable AB is 2 km long and supplies loads of 100A, 150A, 200A and 50A situated 200 m, 800 m, 1200 m and 1600 m from the feeding point A. Each conductor has a resistance of 0-02 N per 500 m. Calculate the voltage at each load point if a voltage of 350 V is maintained at point A.

Q1) A 2-wire d.c. distributor cable AB is 2 km long and supplies loads of 100A, 150A, 200A and 50A situated 200 m, 800 m, 1200 m and 1600 m from the feeding point A. Each conductor has a resistance of 0-02 N per 500 m. Calculate the voltage at each load point if a voltage of 350 V is maintained at point A.

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 4.17P: Determine the GMR of each of the unconventional stranded conductors shown in Figure 4.30. All...

See similar textbooks

Similar questions

A 2-wire d.c. distributor cable AB is 3 km long and supplies loads of 100A, 150A,200A and 50A situated 600 m, 1000 m, 1500 m and 2000 m from the feeding point A. Each conductor has a resistance of 0.02 ohm per 1000 m. Calculate the p.d. at each load point if a p.d. of 350 V is maintained at point A.
E A 2-wire d.c. ring distributor is 400 m long and is fed at 240 V at point A. At point B, 150 m from A, a load of 150 A is taken and at C, 100 m from B, with load of 40 A and at D, 25m in the opposite direction from A, a load of 200 A is taken. If the resistance per 100 m of single conductor is 0.04 22, find: (i) Current in each section of distributor (ii) Voltage at points B, C and D.
A 2-wire d.c. distributor cable AB is 2 km long and supplies loads of 100A, 150A,200A and 50A situated 500 m, 1000 m, 1600 m and 2000 m from the feeding point A. Each conductor has a resistance of 0-010 per 1000 m. the p.d. at each load point if a p.d. of 300 V is maintained at point A is: * O no one of the answers (a, b & c) VA=300V; VC=289V; VD=285V; VE=281V; VB=793V VA=300V; VC=270V; VD=265V; VE=260V; VB=255V VA=300V; VC=295V; VD=291V; VE=288V; VB=287.6V
i) Calculate V1 and V2 for the voltage across the string insulator having phase voltage of 33kV for transmission line using details tabulated in the Table 3(a). Table 3(a) Type of Insulator Shunt Capacitance between each unit 0.1 C String to junction Self -Capacitance of each insulator ii) With the help of a suitable schematic diagram and necessary theoretical explanation, illustrate how to improve the efficiency of the suspension insulator.
A two wire DC distributor AB, 1000 meter long, is supplied from both ends, 240 V at A and 242 V at B. There is a concentrated load of 200 A at a distance of 400 meter from A and a uniformly load 1.0 A/m between the midpoint and end B. Determine (i) the current fed at points A and B (ii) the point of minimum potential and (iii) voltage and this point. Consider cable resistance as 0.005 ohm per 1000 meter each core.
A string of suspension consists of four (4) units. The Voltage between each pin and earth is 0.05 of the Self-Capacitance of the unit. The Voltage between the Line Conductor and earth is 90 KV. Find the Voltage distribution across each unit. Draw the diagram.
A Two-Wire DC Distributor Cable (AB) is 2 km long and supplies loads of 100 A, 150 A, 200 A, and 50 A situated 500 m, 1000 m, 1600 m and 2000 m from the Feeding Point A. Each conductor has a Resistance of 0.02 2 per 1000 m. Calculate the PD at each Load Point if a PD of 300 V is maintained at Point A.
A 33 kV single core cable has a conductor diameter of 1 cm and a sheath of inside diameter 4 cm. Find the maximum and minimum stress in the insulation.
INSULATORS A string of suspension consists of four (4) units. The Voltage between each pin and earth is 0.14 of the Self-Capacitance of the unit. The Voltage between the Line Conductor and earth is 135 KV. Find the Voltage distribution across each unit. Draw the diagram.
Single core cable design for 25 kV. The radius of conductor is 0.5 cm. The insulation material consists of two layers. The thickness of each layer is 2 cm. The voltage of first and second layers are 20 kV, 5 kV respectively. The maximum Electric stress of the cable is
The diameter of an ACSR conductor is 1.1116 inches. The steel core has strands of diameters of 0.1291 inches each. If 54 Aluminum strands have the diameters of 0.1351 inches each, the number of Steel strands is: O A. 15 O B. None of choices are correct O C. 19 O D.7 O E. 27
The figure below shows a ring distributor with interconnector BD. The supply is given at point A. The resistances of go and return conductors of various sections are indicated in the figure. Calculate: 1. Current in each section if without the interconnector 2. Power loss in the distributor if without the interconnector 3. Current in the interconnector 4. Current in each section if with interconnector 5. Power loss in the distributor if with interconnector 10 A 0.075 2 A 0.025 2 0.1 Q 0.05 2/ 30 A 0.01 2 10 A 0.05 2 'D 20 A