HOME WORK For the simple distribution system shown in Figure below, use the probabilistic approach to find: a)the feeder reliability, by assuming that the reliabilities of the individual components are: Ral = Ra2 = Ra3 = Rcl =Rc2 Rc3= Ra and Rbl = Rb2 = Rb3 = Rb. b) Calculate the unreliability of the feeder if Ra = Rb = 0.9900. %3D BBI BB2 AI A2 BI B2 CI Circuit breaker C2 Isolator A3 B3 C3 Feeder F Eng. Tamador Almomani

HOME WORK For the simple distribution system shown in Figure below, use the probabilistic approach to find: a)the feeder reliability, by assuming that the reliabilities of the individual components are: Ral = Ra2 = Ra3 = Rcl =Rc2 Rc3= Ra and Rbl = Rb2 = Rb3 = Rb. b) Calculate the unreliability of the feeder if Ra = Rb = 0.9900. %3D BBI BB2 AI A2 BI B2 CI Circuit breaker C2 Isolator A3 B3 C3 Feeder F Eng. Tamador Almomani

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...

See similar textbooks

Similar questions

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 Zbus matrix element Z55 is 0.774 p.u Fault impedance Zf= 0.39 p.u
In a given system of base power of 250 MW, and bus 3 is taken as reference. The per-unit reactances are X₁2 = 0.2 p.u., X13 = X23 = 0.1 p.u. If the power flow in the system is given as: PF12 = 100 MW, PF13 = 50 MW, PF23 = -150 MW, then the phase angles are Select one: O a. 0₁ = 0.02 rad., 0₂ = 0.06 rad., 03 = 0 rad. O b. None of these O c. 8₁ = 0.02 rad., 02 = -0.06 rad., 03= 0.1 rad. O d. 0₁ = 0.02 rad., 02 = -0.06 rad., 03 = 0.2 rad. O e. 8₁ = 0.02 rad., 8₂ = -0.06 rad., 03 = 0.1 rad. O f. 0₁ = 0.02 rad., 02 = -0.06 rad., 03 = 0 rad.
For a single phase ac voltage controller/chopper, which is designed by using thyristors, with the series R (=18[Ohm]) and L(=30 [mH]) load, if the rms value of the current flowing through each thyristor in the chopper circuit is equal to 1.83[A], then calculate average power absorbed by the load.
Q17. The mathematical expression I + E-, 1, determine the total effective load current when harmonics are present. True False
Q.4 A 3-phase transmission line operating at 10 KV and having a resistance of 1 Q and reactance of 4 0 is connected to the generating station bus-bars through 5 MVA step-up transformer having a reactance of 5%. The bus bars are supplied by a 10 MVA alternator having 10% reactance. Calculate the short-circuit KVA fed to symmetrical fault between phases if it occurs (i) at the load end of transmission line. (ii) at the high voltage terminals of the transformer.
5/The phase angle between magnetizing component current and core loss component current is 180o Select one: True False
Choose the right answer. 1. The symmetrical component method is …………. 2. Conditions for succesful operation of a power system ………،……….. and ………… 3. The reason we use the numerical methods in load flow analysis is ……….
i need the answer quickly
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 Zbus matrix element Z55 is 0.804 p.u Fault impedance Z;= 0.46 p.u Fault current (If)in p.u
To qualify system stability, we use: a. Routh criterion b. Phase margin c. Gain and phase margin d. Gain margin
14/ Coupling Capacitors are used to prevent High Frequency Low Power Communication Signals leaking into the Power System Transformers. Select one: True False
Electrical Engineering a) A 240V single phase circuit is run in conduit in 2 core 70°C PVC/PVC cable having live conductor of 2.5 mm? (Ioperating is approximately 20A) and protection conductor cable (cpc) of 1.5 mm?. If the circuit is protected by 30 HRC fuse, with circuit length of 55 m, and ZE is 0.8 2. EVALUATE whether the initial c.p.c. size provided is adequate. Given 2 core PVC/PVC bunched cable impedance is (R1 + R2) = 26.9 m2/m and k = 115.