O Determine the offciency and regulation ofODetermine the effe iency and regulation of3-phase,delivering 20mw at o.8 lagging power factorand 66 kv to a balanced Load.Resstan Ce of the line is o.075~/Km150 Km long, 50Hz transmission line1.5 Cm outsite diameter, Spaced equilaterally2m. Use Nominal T method

Answered: Image /qna-images/answer/418b5c84-6f7e-4ac6-997b-b788141e1e57.jpg

O Determine the effeiency and regulation of 3-phase, 150Km long, 50H2 trausmission line delivering 20mu at o.8 lagging power factor and 66 kv to Resistan Ce of the line is o.075~/Km a balanced Load? 1-5 Cm Outsite diameter, Spaced equilaterally 2 m. Use Nominal T method

O Determine the effeiency and regulation of 3-phase, 150Km long, 50H2 trausmission line delivering 20mu at o.8 lagging power factor and 66 kv to Resistan Ce of the line is o.075~/Km a balanced Load? 1-5 Cm Outsite diameter, Spaced equilaterally 2 m. Use Nominal T method

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

Related questions

Q: The initial word of the 4 bit SISO, right shift, shift register shown below is 0110. After 3 clock…

A: Serial In- Serial Out (SISO) It is a type of shift register in which inputs are shift by one bit to…

Q: Question 3) A 200 km Three-Phase 50 Hz transposed transmission line is composed of one ACSR,…

A: Given:

Q: Three-bus system network consists of TWO generators located at buses 1 and 2 and TWO loads located…

A: The Given is V1=j0.5∠0° and V2=1.03, PG2=2pu SD2=0.5+j0.2 and SD3=0.6-j0.25 The Given Matrix is…

Q: 3. A balanced delta connected load of "X" Q- per phase is connected at the end of a three-phase…

A: Given The connected load X=13+j16 Ω The line impedance G=3+j6 Ω The line-to-line voltage Vab=207.85…

Q: A three phase 50 Hz transmission line with a length of 150 km is connected to a load of 1.5 MW with…

Q: I) Determining the voltage amplitude and angle values of each busbar II) To determine the…

A: In the transmission line, the voltage amplitude and the phase angle are determined at each bus-bar.…

Q: Please answer this diligently. Other answers in the internet seems wrong. Please help me understand…

Q: Consider a 220-kV transmission system shown in Figure Q2. The per phase the impedances of the lines…

A: Given V=220 kV Z01=2+j 20 Ω Z02 =2.5 +j 25 Ω P=100 MVA

Q: For the power system shown at right the impedance matrix (2 is j0.4 3 j0.5 j0.2 0.164 0.101 0.0692…

Q: [V₁ V₂ V3 4. The Thevinin impedance seen between bus 4 and Neutral is: a. j0.2 b. j0.6 c. j0.8 d.…

A: In this question we need to choose a correct option

Q: The positive-sequence reactances for the power system shown below are in per unit on a common MVA…

A: It is given that:

Q: n A Three-phase transposed line is composed of one conductor per phase with flat horizontal spacing…

Q: Q1: The parameters of a three-phase line 200 km long are resistance/km-0.15 0, inductivekm -0.5 and…

A: Length of transmission line is 200 km. Resistance per km is 0.15 So total resistance of line is R=…

Q: symmetrical short-circuit current

A: Transformer- A device that transfers the electrical energy between two electrical circuits which are…

Q: Refer to Figure 1. Using its equivalent reactance diagram, what is the total impedance of the system…

Q: Considering two parallel three-phase circuits that are close together, when calculating the…

A: whether the mutual coupling effects are significant enough to be included in the calculations or if…

Q: Three single-phase two-winding transformers,

Q: Figure 1 shows the one-line diagram of four-bus power system with generation at bus 1 and bus 4. The…

A: Solution- The given figure is shown below,

Q: A 210-km, 192-KV, 60 Hz three-phase line has a positive-sequence series impedance z= 0.06+j0.4 Q/km…

Q: 2) A balanced A-connected load is fed by a three-phase supply for which phase C is open and phase A…

A: It is given that the phase C is open. So the current Ic=0. Ia=20∠0° A As there is no zero sequence…

Q: JOK A: For a medium line model, draw the circle diagram only and put the value of you know that the…

A: Load power factor cosθR=0.85 Sending end power factor cosθS=0.83 Torque angle δ = 240

Q: A 60-Hz, 230-mile, three-phase overhead transmission line has a series impedance z = 0.8431279.04°…

Q: The single line diagram of a power system is shown below. Load represented as impedance, (13.2) kV…

A: Given: The single line diagram of a power system is shown below: Load represented as impedance,…

Q: i. Some reasons for adopting high transmission line voltages are to improve -------and the…

A: Given that three fill in the blanks related to high transmission line voltages .

Q: The 8259 PIC has 8 interrupt request (IRQ) inputs. Two 8259's can be to increase the number of IRQS…

A: The Intel 8259A Programmable Interrupt Controller handles up to eight vectored priority interrupts…

Q: E (A A 100 KVsurge travels on an overhead line of surge impedance 400 The line is commected to a…

A: Note: We are authorized to answer one question at a time since you have not mentioned which question…

Q: Consider a 3-bus system of the reactive network in Figure below where bus-bar 1 is slack. Use…

A: The objective of the question is to determine the voltage at bus 2 and bus 3 using the Gauss-Seidel…

Q: In the single line diagram shown below, generators G₁ and G₂ have a leakage reactance of 0.26 per…

A: Given single line diagram, Ratings of the generator G1 and G2, 66.5 MVA11 kV0.26 pu

Q: 1) Explain the advantages of using per-unit in power system

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: Which of the following is correct for power flow equation under steady state? Load angle is…

A: Need to find correct statment for power flow under steady state condition

Q: Figure below shows a power system where load at bus 5 is fed by generators at bus 1 and bus 4. The…

A: When line L1 has length =100 km, fault current for fault at bus 5 is =2530 A When line L1 reduced to…

Q: Please answer this diligently. Other answers in the internet seems wrong. Please help me understand…

A: To determine the overall power factor, the total line currents for phases a, b, and c, and the…

Q: In a string of suspension insulator with three units,the line unit has 12kV and k=0.15. The voltage…

A: Correct option is A

Q: The real and reactive powers scheduled at load buses are variable True False

A: We need to tell about real and reactive schedule power .

Q: VOL: A: For a medium line model, draw the circle diagram only and put the value of OR, OS and Ot. If…

A: Given Load power factor cosθR=0.85 Sending end power factor cosθS=0.83 Torque angle δ = 240

Q: For the three-bus system shown in figure below: • The line from bus 1 to bus 2 has an imped- ance Z…

A: The objective of the question is to write the real and reactive power balance equations for bus 3 in…

Q: The single line diagram of a three-phase power system is shown in Figure 1. Select a common base of…

Q: The sample large power system network data's are given below, The total number of buses is 5…

Q: A transposed overhead transmission line has self-reactance (X;) and mutual reactance (Xm) as 0.5…

A: Given, A transposed overhead transmission line has, Self reactance, Xs=0.5 ohmkm Mutual reactance,…

Q: A three-phase load of 10 A (power factor 0.8 (end)) is fed from point “1” 600 m away from a…

A: (a) The active and reactive current distribution -

Q: A-3-phase transmission line is shown in figure: -AV₁ AVa AVb AV₁ AVC -AV. Voltage drop across the…

A: Given: A 3-phase transmission line The shunt capacitance of the line can be neglected. Positive…

Q: j0.25 (1) j0.1 3 0 Reference j0.2 (4) 2 j0.25 (2)

Q: A 210-km, 192-KV, 60 Hz three-phase line has a positive-sequence series impedance z= 0.06+j0.4 Q/km…

A: Given- line length = 210 km Vs = 192 kV f= 60 Hz series impedance = z= 0.06 +j0.4 ohm/km…

Q: VII. PROBLEMS : 1. The IR drop in the line due to the reactive current is one disadvantage of low…

A: In this question we will write why low power factor load is undesirable...

Q: Convert the following numbers. Please show the calculations in detail.

A: 1) Decimal : 43.133 To Binary : (43.133)10 = (101011.00100010...)2 DESCRIPTIONS We convert the…

Q: Figure below shows a power system where load at bus 5 is fed by generators at bus 1 and bus 4. The…

Concept explainers

Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.

Question

O Determine the offciency and regulation of
ODetermine the effe iency and regulation of
3-phase,
delivering 20mw at o.8 lagging power factor
and 66 kv to a balanced Load.
Resstan Ce of the line is o.075~/Km
150 Km long, 50Hz transmission line
1.5 Cm outsite diameter, Spaced equilaterally
2m. Use Nominal T method

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step by step

Solved in 4 steps with 4 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Analysis of Single Phase and Three Phase System

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

A Three phase transposed line is composed of one conductor per phase with flat horizontal spacing of D as shown in the below figure. If GMD is 15.119 meters, then D will be a b D 2D Select one: Oa 12 meters Ob. None of these Oc15367 meters Od 14 meters
Solve how to get D and E d. 667.66216 MW, 123.6162 MVAR (cap), 679.00937 MVAe. 32.33784 MW
Q1: A 3-phase of sequence ABC transmission line has a conductors of cross section area (82 mm?) and a diameter of (1 cm) as shown in figure below. Delivers a load of 15 MW at 30 kV and power factor of 0.78. Determine the efficiency and voltage regulation of the line. If the line length (65km). The line is completely transposed. For the copper p = 1/58 per meter length. 3 m 4 m 6 m 4 3 m
z = 0.10 + j0.35 N/km and a shunt admittance y = j5.0 x 10-6 S/km. The line delivers 250 MW at 220 kV and 0.95 power factor lagging to a substation connected 9.31 A three-phase, 230-kV, 60-Hz, 200-km transmission line has a series impedance 0.10 +j0.35 0/km and a shunt admittance y j5.0 x 10-6 S/km. The line %3D to its receiving end. Using the nominal T circuit, calculate: a. The ABCD parameters b. The sending-end voltage and current c. The percent voltage regulation 9.32 A threa nh
Figure below shows the single-line diagram of three-bus power system with generation at bus 1 and bus 3. The voltage at bus 1 is V₁ = 1.025/0° per unit. The voltage magnitude at bus 3 is fixed at 1.05 per unit with a real power generation of 250 MW. The scheduled load on bus 2 is marked on the diagram. Line impedances are marked in per unit on a 100 MVA base. Line resistances and line charging susceptances are neglected. By using Gauss-Seidel method and initial estimates of V₂(0) = 1.020° and V3(0) = 1.0520°, determine V₂ and V3. Perform calculation for one iteration. V₁ = 1.025/0° j0.1 Slack Bus j0.2 j0.4 j0.2 3 j0.1 250 MW 150 Mvar |V3|=1.05 P3 = 250 MW
Q2\ The one-line diagram of a simple power system is shown in figure below. All impedances are expressed in per unit (pu) on a common MVA base. All resistances and shunt capacitances are neglected. The generators are operating on no load at their rated voltage. A three-phase fault occurs at bus 1 through a fault impedance of Zf = j0.08 per unit. Using Thevenin's theorem obtain the impedance to the point of fault and the fault current in per unit. Determine the bus voltages and line currents of generators during fault. X₁ = = 0.1 XT-0.1 3 1 to ojo XL=0.2 2 040 X₁ = 0.1
name AT LEAST 3 reasons
12. Revi i. What difference you noticed in voltage regulation between RL and RC Loads? Why? i. Maximum voltage regulation occurs when power factor is In the case of inductive loads, for a fixed value of VR and I, the voltage regulation of the line increases with the ii. in power factor. iv, What are main reasons for voltage drop in transmission line?
2. A 200-km, 230-kV, 60-Hz three-phase line has a positive-sequence series impedance z = 0.07 + j0.58 ohms/km and a positive-sequence shunt admittance y = j4.33 x 10^-6 S/ km. At full load, the line delivers 350 MW at 0.95 pf lagging and at 220 kV. Using the nominal pi circuit, calculate: (a) the ABCD parameters (b) the sending-end voltage and current, and (c) the percent voltage regulation.
Question 6 please
If a 3-phase short circuit occurs in one of the two circuit of transmission line at point F, and the shunt impedance of the short circuit is j0.1 pu. Determine the maximum time when a short circuit can still be cleared. So=0.8+j0.3 Xd'= 0.2, XL1=XL2= 0.6, XT1=0.12, Xr2= 0.1, L1 V= 1.0 T1 L2 F T2 .XL= 0.1 Хс- 0.1. S1 S2 SL= 0.6+j0.3
Consider a simple power system: two generators (20MVA each at 13.2kV) running in parallel via a combined generator step-up transformer (rated at 30/33.3/36.7 MVA: ONAN/ONAF/ONAF cooling, 13.2 (Delta)/115 (Solidly Grounded Wye) kV). The sub-transmission line is 10.0mi long and rated at 115kV. Estimate (write the assumptions) the 3-phase bolted fault current at the end of the 115kV line.