Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN: 9781305632134
Author: J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 2, Problem 2.22P
The real power delivered by a source to two impedances,
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
S1) The serial impedance per unit length of a three-phase 140 km power transmission line is 0.09 + j0.88 ohm/ km and its admittance is j4.1x10-6 S / km. Power factor under 210 kV interphase voltage from the end of this energy transmission line A power of 150 MVA, which is 0.85 back, is drawn. Using this transmission line data and the T equivalent circuit model, the line Calculate the head voltage (V1), current (I1) and load angle.
Given a mesh connected system with reactive factor of 60 percent and true power of 2,500 kW. Calculate the reactive power
A transmission line delivers 1200MW at 500kV and 85% power factor. The series impedance of the line is 0.42 + j0.65 ohms/mi and the shunt impedance to.neutral is -j0.12 x 10^6 ohms-mi. What is the velocity propagation of the line.
A. 560 × 10^6 km/hr
B. 890 × 10^6 km/hr
C. 750 × 10^6 km/hr
D. 510 × 10^6 km/hr
Chapter 2 Solutions
Power System Analysis and Design (MindTap Course List)
Ch. 2 - The rms value of v(t)=Vmaxcos(t+) is given by a....Ch. 2 - If the rms phasor of a voltage is given by V=12060...Ch. 2 - If a phasor representation of a current is given...Ch. 2 - Prob. 2.4MCQCh. 2 - Prob. 2.5MCQCh. 2 - Prob. 2.6MCQCh. 2 - Prob. 2.7MCQCh. 2 - Prob. 2.8MCQCh. 2 - Prob. 2.9MCQCh. 2 - The average value of a double-frequency sinusoid,...
Ch. 2 - The power factor for an inductive circuit (R-L...Ch. 2 - The power factor for a capacitive circuit (R-C...Ch. 2 - Prob. 2.13MCQCh. 2 - The instantaneous power absorbed by the load in a...Ch. 2 - Prob. 2.15MCQCh. 2 - With generator conyention, where the current...Ch. 2 - Consider the load convention that is used for the...Ch. 2 - Prob. 2.18MCQCh. 2 - The admittance of the impedance j12 is given by...Ch. 2 - Consider Figure 2.9 of the text, Let the nodal...Ch. 2 - The three-phase source line-to-neutral voltages...Ch. 2 - In a balanced three-phase Y-connected system with...Ch. 2 - In a balanced system, the phasor sum of the...Ch. 2 - Consider a three-phase Y-connected source feeding...Ch. 2 - For a balanced- load supplied by a balanced...Ch. 2 - A balanced -load can be converted to an...Ch. 2 - When working with balanced three-phase circuits,...Ch. 2 - The total instantaneous power delivered by a...Ch. 2 - The total instantaneous power absorbed by a...Ch. 2 - Under balanced operating conditions, consider the...Ch. 2 - One advantage of balanced three-phase systems over...Ch. 2 - While the instantaneous electric power delivered...Ch. 2 - Given the complex numbers A1=630 and A2=4+j5, (a)...Ch. 2 - Convert the following instantaneous currents to...Ch. 2 - The instantaneous voltage across a circuit element...Ch. 2 - For the single-phase circuit shown in Figure...Ch. 2 - A 60Hz, single-phase source with V=27730 volts is...Ch. 2 - (a) Transform v(t)=75cos(377t15) to phasor form....Ch. 2 - Let a 100V sinusoidal source be connected to a...Ch. 2 - Consider the circuit shown in Figure 2.23 in time...Ch. 2 - For the circuit shown in Figure 2.24, compute the...Ch. 2 - For the circuit element of Problem 2.3, calculate...Ch. 2 - Prob. 2.11PCh. 2 - The voltage v(t)=359.3cos(t)volts is applied to a...Ch. 2 - Prob. 2.13PCh. 2 - A single-phase source is applied to a...Ch. 2 - Let a voltage source v(t)=4cos(t+60) be connected...Ch. 2 - A single-phase, 120V(rms),60Hz source supplies...Ch. 2 - Consider a load impedance of Z=jwL connected to a...Ch. 2 - Let a series RLC network be connected to a source...Ch. 2 - Consider a single-phase load with an applied...Ch. 2 - A circuit consists of two impedances, Z1=2030 and...Ch. 2 - An industrial plant consisting primarily of...Ch. 2 - The real power delivered by a source to two...Ch. 2 - A single-phase source has a terminal voltage...Ch. 2 - A source supplies power to the following three...Ch. 2 - Consider the series RLC circuit of Problem 2.7 and...Ch. 2 - A small manufacturing plant is located 2 km down a...Ch. 2 - An industrial load consisting of a bank of...Ch. 2 - Three loads are connected in parallel across a...Ch. 2 - Prob. 2.29PCh. 2 - Figure 2.26 shows three loads connected in...Ch. 2 - Consider two interconnected voltage sources...Ch. 2 - Prob. 2.35PCh. 2 - Prob. 2.36PCh. 2 - Prob. 2.37PCh. 2 - Prob. 2.38PCh. 2 - Prob. 2.39PCh. 2 - A balanced three-phase 240-V source supplies a...Ch. 2 - Prob. 2.41PCh. 2 - A balanced -connected impedance load with (12+j9)...Ch. 2 - A three-phase line, which has an impedance of...Ch. 2 - Two balanced three-phase loads that are connected...Ch. 2 - Two balanced Y-connected loads, one drawing 10 kW...Ch. 2 - Three identical impedances Z=3030 are connected in...Ch. 2 - Two three-phase generators supply a three-phase...Ch. 2 - Prob. 2.48PCh. 2 - Figure 2.33 gives the general -Y transformation....Ch. 2 - Consider the balanced three-phase system shown in...Ch. 2 - A three-phase line with an impedance of...Ch. 2 - A balanced three-phase load is connected to a...Ch. 2 - What is a microgrid?Ch. 2 - What are the benefits of microgrids?Ch. 2 - Prob. CCSQCh. 2 - Prob. DCSQ
Knowledge Booster
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
- Consider the system shown. E is 240 V. If the three loads are 200 W, 400 W and 1000 W resistive, respectively, determine the apparent power delivered to the system, the real power and the reactive power.arrow_forwardThree impedances are connected, each consisting of a resistance of (5) and an inductive reactance It is estimated by (10) in star form through a three-phase source, the line voltage in it (V = 400V). Calculate:- 1- The current of the line (1). 2- Power Factor PF 3- Capacity consumed in pregnancy. 4- Effective ability.arrow_forwardPlease solve A line with impedance of 1 +j 0.32 Q is used to deliver power to a load. The load is inductive and the load voltage is 220 0° Vrms at 50Hz. If the load operates at 40 kw with a power factor of 0.75 lagging, determine the complex power in both the load and the line current. 9.2) draw the phasor diagram for the circuit, 9.3) calculate the power savings if power factor is changed to .95.arrow_forward
- . A power station has a connected load of 48 MW. The energy generated for the year is 61,500 MWh. If the station has a load factor of 35%, solve the demand factor of the station. Answer: 0.4179 or 41.79% Subject: Distribution System and Substation Designarrow_forwardThe circuit given in the figure is given as vs (t) = √2 * 50cos (4t + 60). (y=4) 1)Calculate the equivalent load impedance. Indicate whether the load is inductive or capacitive 2)Calculate the load current Ḭyük. Write the time dependent expression Iyük (t). 3)Calculate the load voltage V̰yük. Write the time dependent expression Vyük(t). 4)Calculate the active, reactive and apparent power of the load. Determine the power factor.arrow_forwardThe time-domain expressions for three line-to-neutral voltages at the terminals of a Y-connected load are v AN = 169.71 cos (ωt+ 26 ∘ ) V, v BN = 169.71 cos (ωt− 94 ∘ ) V, v CN = 169.71 cos (ωt− 94 ∘ ) V, What are the time-domain expressions for the three line-to-line voltages vAB, vBC, and vCA?arrow_forward
- element values are selected as R1 = 0.5Ω, R2 = 1Ω, J = 2A, E = 1V, β = 4 α = 1. 10Ω to A-B ends When the Ry load impedance is connected, the power consumed at this load is Norton for the circuit. Calculate using the equivalent.arrow_forwardThe impedance of an electrical circuit is (30 − j50) ohms. Determine (a) the resistance, (b) the capacitance, (c) the modulus of the impedance, and (d) the current flowing and its phase angle, when the circuit is connected to a 240V, 50 Hz supply.arrow_forwardThe load on a 120-V, 60 Hz supply is 5KW (resistive), 8 KVAR (inductive), and 2 KVAR (capacitive). Find the following: a) total kilovolt-amperes, b)power factor of the combined loads, c) current drawn from the supply, d) capacitance needed to establish unity power factor, e) capacitive reactance needed to establish unity power factor, f) the current drawn from the supply at unity p.f.arrow_forward
- A.)A central station has annual factors as follows; Load Factor 58.5%; Plant Capacity factor 40.9%; Plant Use Factor 45.2%. The reserve carried over and above the peak load is 8900kW. Find annual energy production in kW-hrarrow_forwardThree-phase, 50 Hz, 132 KV power system of equivalent impedance 10+j35 12 with load 110+j29 12. Draw the corresponding power flow diagrams with total values. Use one-digit approximation.arrow_forwardQ3: A power supply is having the following loads: Type of load Maximum demand (kW) | Diversity of group | Demand factor Domestic 15000 125 0.8 Commercial 25000 1.2 1 Industrial 50000 13 0.5 If the overall system diversity factor is 1.5, determine: 1. The maximum demand. 2. Connected load of each type.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Introductory Circuit Analysis (13th Edition)Electrical EngineeringISBN:9780133923605Author:Robert L. BoylestadPublisher:PEARSON
Delmar's Standard Textbook Of ElectricityElectrical EngineeringISBN:9781337900348Author:Stephen L. HermanPublisher:Cengage Learning
Programmable Logic ControllersElectrical EngineeringISBN:9780073373843Author:Frank D. PetruzellaPublisher:McGraw-Hill Education
Fundamentals of Electric CircuitsElectrical EngineeringISBN:9780078028229Author:Charles K Alexander, Matthew SadikuPublisher:McGraw-Hill Education
Electric Circuits. (11th Edition)Electrical EngineeringISBN:9780134746968Author:James W. Nilsson, Susan RiedelPublisher:PEARSON
Engineering ElectromagneticsElectrical EngineeringISBN:9780078028151Author:Hayt, William H. (william Hart), Jr, BUCK, John A.Publisher:Mcgraw-hill Education,
Introductory Circuit Analysis (13th Edition)
Electrical Engineering
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:PEARSON
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Cengage Learning
Programmable Logic Controllers
Electrical Engineering
ISBN:9780073373843
Author:Frank D. Petruzella
Publisher:McGraw-Hill Education
Fundamentals of Electric Circuits
Electrical Engineering
ISBN:9780078028229
Author:Charles K Alexander, Matthew Sadiku
Publisher:McGraw-Hill Education
Electric Circuits. (11th Edition)
Electrical Engineering
ISBN:9780134746968
Author:James W. Nilsson, Susan Riedel
Publisher:PEARSON
Engineering Electromagnetics
Electrical Engineering
ISBN:9780078028151
Author:Hayt, William H. (william Hart), Jr, BUCK, John A.
Publisher:Mcgraw-hill Education,
Lesson 2 - Source Transformations, Part 2 (Engineering Circuits); Author: Math and Science;https://www.youtube.com/watch?v=7gno74RhVGQ;License: Standard Youtube License