For which of the following, power flow studies are not undertaken?Steady stateNormal operating conditionTransient StateBalanced three-phase system

In this we will see in which system power flow studies are not undertaken..

Answered: For which of the following, power flow…

For which of the following, power flow studies are not undertake Steady state Normal operating condition Transient State Balanced three-phase system

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

Chapter8: Symmetrical Components

Section: Chapter Questions

Problem 8.11P

See similar textbooks

Related questions

Q: Equipment ratings and per-unit reactances for the system shown in the below figure are given as…

Q: 1. A 100-MVA, 33kV, three phase generator has a reactance of 15%. The generator is connected to the…

Q: A proposed station has the following daily load cycle: Time in hours 6–8 8–11 11–16 16–19 19–22…

Q: A three-phase generator is rated 20 MVA, 14.6 kV. If its reactance is specified as 10%, then the…

A: Given, The generator rating is 20 MVA, 14.6 kV The reactance is 10%

Q: 1-Which function we call for three phase short circuit occurs in synchronous generator armature…

A: When a fault is taking place on a 3 phase system the electrical quantities are severely unbalanced.…

Q: (a) For the system shown in figure find steady state error for (i) Unit step input 10 (ii) Unit Ramp…

A: Given system,

Q: Power system area has 4 (four) generators working together under governor control. The load…

A: Given: A Power system area has 4 (four) generators working together under governor control. The load…

Q: In a balanced system, the phasor sum of the line-to-line voltages and the phasor sum of the…

A: In three phase balanced system each phase is displaced by 120 degrees each other. In case of…

Q: 5. Current on phaser diagram of unbalanced Y- connected load has a. No symmetry b. Symmetry c.…

A: given statement about unbalanced star load

Q: Generator Load I Load 2

Q: d. What are the line currents (laa, IbB, lec)? e. What real, reactive and apparent power does the…

Q: Solve the following problem: A THREE-PHASE GENERATOR SUPPLIES THREE LOADS IN PARALLEL BY MEANS OF A…

Q: The algebraic sum of the three voltages in a three phase system is always equal to zero. True…

A: Brief description: Here in the above given question they are discussing about three phase systems.…

Q: Q1 (a) A 3 phase induction motor operating at rated power can be represented by a balanced delta…

A: As per our company guidelines we are supposed to answer only first 3 subpart kindly repost other…

Q: Shunt conductance of transmission line accounts for. losses. Ohmic O Windage O Series voltage drop…

A: Two conductors or transmission lines separated by very small distance ,a shunt conductance is formed…

Q: 3. A 3-0 star-connected alternator is rated at 1600 kVA, 13,500 V. The armature effective resistance…

Q: Consider the above equivalent circuit of IM. A six pole, 230 volt(line to line), 60Hz, Y connected…

Q: A 35 MVA, 12 kV, three phase Generator has sub transient reactance of 14 %. The generator is…

A: In this question we need to find transmission line reactance in per unit value.

Q: 3. What is the maximum phase-to-neutral PEAK voltage of a 34.5 kV nominal distribution system?…

A: Given, RMS voltage of nominal distribution, 34.5 kV Maximum voltage is 1.05 p.u.

Q: In three phase power measurement using one watt-meter method, if the load is unbalanced then power…

A: In this question , we will find speed of mc and core loss at given load...

Q: In a -ve sequence 3-phase supply,___________________ a. Y lags B by 120 degree b. both R and Y in…

A: Given the -ve sequence of the 3-phase supply

Q: Single Phase and Three Phase Principles

A: As per Bartleby guidelines we are allowed to solve only one question, please ask the rest again.

Q: n 3-phase alternator, the change of terminal voltage from no load to full load is more in case of…

Q: A 3 phase star connected alternator is rated at 1600 kVA, 13500V. The armature effective resistance…

A: we need to determine voltage regulation for giving power factors.

Q: A synchronous generator is rated 645 MVA, 24 kV, 0.9 pf lagging. It has a synchronous reactance 1.2…

A: Rating of the generator = 645 MVA Terminal voltage = 24 kV Power factor of the load = cos φ = 0.9…

Q: Given the secondary value of Iactual = 5 A compute for the per unit value of a current assume a…

Q: Compared to three-phase machines (for the same rated capacity), single phase machines have O higher…

A: As per the guidelines, we supposed to answer one question at a time so please ask other questions…

Q: b) A 4 poles, 50HZ ,Y-connected three phase induction phase equivalent circuit parameters of ( R1=…

A: Given P =4 f =50 Hz R1 =R2 =0.12 X1 =X2 =0.6 Xm =12 ohm Slip s =0.03 Rotor current I2 =20∠0° A

Q: he one-line diagram of a three-phase system is shown in Figure 1. By selecting a common based of 100…

A: Given, Common base power, SB = 100 MVA Base voltage = 32.75 KV

Q: For the system shown find 5, wa, percent overshoot, peak time, rise time, and settling time. R(s)…

Q: 7) A R-pole, 60 Hz, 480RV, Y-conected, a vynchronsus reactance of 1.oham and nogligible resirtance.…

A: The solution can be achieved as follows.

Q: A 3-phase hydroelectric synchronous generator is rated 110 MW, 0.8 pf lagging, 13.6 kV, A-connected,…

A: We have an 3-phase hydroelectric synchronous generator with, Rating of generator = 110 MW Power…

Q: A 3-phase, 450 V, 2-pole, 50 Hz, wye-connected, synchronous alternator. Xs = 1.62 ohm/phase.…

Q: Single Phase and Three Phase Principles Single Phase Generators Two Phase Generators

Q: a. Draw the equivalent circuit b. Calculate the nominal current c. Calculate the excitation voltage…

Q: A power station has to meet the following load demand: LOAD A 50kW Between 10 AM and 6 PM LOAD B…

A: The solution can be achieved as follows.

Q: A 3.3 kV/110 V, 50 Hz, single-phase trans- former is to have an approximate e.m.f. per turn of 22 V…

A: The emf per turn of the transformer is 22 V, E1N1=E2N2=22 (a) From the rating of the transformer,…

Q: QUA power plant has to meet the following load demand: Load A: 100 MW from 8 AM - 6 PM Load B: 150…

Q: A single phase autosequential CFI is fed from a 220 Vde source, R_{L} = 10Omega the thyristor turn…

Q: Another name of driving-point admittance is O Self admittance O Mutual admittance O Leakage…

A: In this question we will write another name of driving point admittance and slack bus...

Q: Two three-generator are parallel at 6.6 kV and delivering 3000 kW at 0.8 pf. The impedance for…

A: To calculate the induced emf of machine A

Q: Consider a 3-phase delta-star configuration with a generator and a 3-phase load. The generator…

Q: Single line diagram is a convenient way of representing a а. Three phase unbalanced system Three…

A: Single line diagram is a simplified is a simplified notation for representing a three phase…

Q: Hw2.2-4: 3-phase, 15 MVA, 13.6 KV, 2-pole, 50 Hz alternator of synchronous reactance 8.94 Q. Find…

A: Alternators are the important parts of electrical machines and power systems in terms of power…

Q: The total instantaneous power absorbed by a three-phase motor (under balanced steady-state…

Q: Transitions Animations Slide ShoW 1. A 3- phase, 30 MVA, 33 KV alternator has internal reactance of…

A: In the 3 phase system, 30MVA, 33kV alternator have Reactance 4%. Find the Reactance per phase to…

Q: A 3 phase induction motor operating at rated power can be represented by a balanced delta connected…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: QUESTION 55 "Since most loads are capacitive in nature (e.g. motors), improvement of power factor is…

A: In this question choose the correct option Check the given Statment is true or false?

Q: 19. GURU – chapter21-page 144 – problem-2 ar Js bogaa ) bas WMEY al A 50 Hz synchronous generator…

A: Given circuit shown intertia constant H=9.94 MJ/MVATransient reactance =0.3 p.uThe generator is…

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

For which of the following, power flow studies are not undertaken?
Steady state
Normal operating condition
Transient State
Balanced three-phase system

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

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

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

When working with balanced three-phase circuits, per-phase analysis is commonly done after converting loads to Y loads, thereby solving only one phase of the circuit. (a)True (b)False
It is stated that (i) balanced three-phase circuits can be solved in per unit on a per-phase basis after converting - load impedances to equivalent Y impedances. (ii) Base values can be selected either on a per-phase basis or on a three-phase basis. (a) Both statements are true. (b) Neither is true. (c) Only one of the above is true.
With generator conyention, where the current leaves the positive terminal of the circuit element, if P is positive then positive real power is delivered. (a) False (b) True
Figure 3.32 shows the oneline diagram of a three-phase power system. By selecting a common base of 100 MVA and 22 kV on the generator side, draw an impedance diagram showing all impedances including the load impedance in per-unit. The data are given a follows: G:90MVA22kVx=0.18perunitT1:50MVA22/220kVx=0.10perunitT2:40MVA220/11kVx=0.06perunitT3:40MVA22/110kVx=0.064perunitT4:40MVA110/11kVx=0.08perunitM:66.5MVA10.45kVx=0.185perunit Lines I and 2 have series reactances of 48.4 and 65.43, respectively. At bus 4, the three-phase load absorbs 57 MVA at 10.45 kV and 0.6 power factor lagging.
In a balanced system, the phasor sum of the line-to-line voltages and the phasor sum of the line-to-neutral voltages are always equal to zero. (a) False (b) True
The units of admittance, conductance, and susceptance are siemens. (a) True (b) False
Three single-phase transformers, each rated 10MVA,66.4/12.5kV,60Hz, with an equivalent series reactance of 0.1 per unit divided equally between primary and secondary, are connected in a three-phase bank. The high-voltage windings are V-connected and their terminals are directly connected to a 115-kV three-phase bus. The secondary terminals are all shorted together. Find the currents entering the high-voltage terminals and leaving the low-voltage terminals if the low-voltage windings are (a) Y-connected and (b) - connected.
A three phase system cannot be obtained using two single phase source. True False
The algebraic sum of the three voltages in a three phase system is always equal to zero. True False
Is G(s) a system with a non-minimum phase? Specify your reason.
20/ For balanced three phase star connected load, the phase angle difference between VR and VY is 30 degrees. Select one: True False
It is standard practice to describe the phase sequence in terms of the line voltages even though the line and phase voltages of a delta-connected system are the same. True False