MindTap Engineering, 1 term (6 months) ...6th EditionGlover, J. Duncan, Overbye, Thomas, Sarma, Mulukutla S. Publisher: Cengage LearningISBN: 9781305636323
MindTap Engineering, 1 term (6 months) ...
Solutions for MindTap Engineering, 1 term (6 months) Printed Access Card for Glover/Overbye/Sarma's Power System Analysis and Design, 6th
Problem 3.1MCQ:
The Ohms law for the magnetic circuit states that the net magnetomotive force (mmf) equals the...Problem 3.2MCQ:
For an ideal transformer, the efficiency is (a) 0 (b) 100 (c) 50Problem 3.3MCQ:
For an ideal 2-winding transformer, the ampere-turns of the primary winding, N1I1 is equal to the...Problem 3.5MCQ:
For an ideal 2-winding transformer, an impedance Z2 connected across winding 2 (secondary) is...Problem 3.6MCQ:
Consider Figure 3.4. For an ideal phase-shifting transformer, the imda nce is unchanged when it is...Problem 3.7MCQ:
Consider Figure 3.5. Match the following, those on the left to those on the right. (i) Im (a)...Problem 3.8MCQ:
The units of admittance, conductance, and susceptance are siemens. (a) True (b) FalseProblem 3.9MCQ:
Match the following: (i) Hysteresis loss (a) Can be redud by constructing the core with laminated...Problem 3.10MCQ:
For large power transformers rated more than 500 kVA, the winding resistances, which are small...Problem 3.11MCQ:
For a short-circuit test on a 2-winding transformer, with one winding shorted, can you apply the...Problem 3.12MCQ:
The per-unit quantity is always dimensionless. (a) True (b) FalseProblem 3.13MCQ:
Consider the adopted per-unit system for the transformers. Specify true or false for each of the...Problem 3.14MCQ:
The ideal transformer windings are eliminated from the per-unit equivalent circuit of a transformer....Problem 3.15MCQ:
To convert a per-unit impedance from old to new base values, the equation to be used is...Problem 3.16MCQ:
In developing per-unit circuits of systems such as the one shown in Figure 3.10. when moving across...Problem 3.19MCQ:
With the American Standard notation, in either a Y-or-Y transformer, positive- sequen quantities on...Problem 3.21MCQ:
In order to avoid difficulties with third-harmonic exciting current, which three-phase transformer...Problem 3.23MCQ:
Does an open- operation, the kVA rating compared to that of the original thr-phase bank is (a) 2/3...Problem 3.24MCQ:
It is stated that (i) balanced three-phase circuits can be solved in per unit on a per-phase basis...Problem 3.25MCQ:
In developing per-unit equivalent circuits for three-phase transformers. under balanced three-phase...Problem 3.26MCQ:
In per-unit equivalent circuits of practical three-phase transformers, under balanced thr-phase...Problem 3.29MCQ:
For developing per-unit equivalent circuits of single-phase three-winding transformer, a common...Problem 3.33MCQ:
The direct electrical connection of the windings allows transient over voltages to pass through the...Problem 3.34MCQ:
Consider Figure 3.25 of the text for a transformer with off-nominal turns ratio. (i) The per-unit...Problem 3.1P:
(a) An ideal single-phase two-winding transformer with turns ratio at=N1/N2 is connected with a...Problem 3.2P:
An ideal transformer with N1=1000andN2=250 is connected with an impedance Z22 across winding 2. If...Problem 3.3P:
Consider an ideal transformer with N1=3000andN2=1000 turns. Let winding 1 be connected to a source...Problem 3.4P:
A single-phase 100-kVA,2400/240-volt,60-Hz distribution transformer is used as a step-down...Problem 3.7P:
Consider a source of voltage v(t)=102sin(2t)V, with an internal resistance of 1800. A transformer...Problem 3.10P:
A single-phase step-down transformer is rated 13MVA,66kV/11.5kV. With the 11.5 kV winding...Problem 3.11P:
For the transformer in Problem 3.10. The open-circuit test with 11.5 kV applied results in a power...Problem 3.13P:
A single-phase 50-kVA,2400/240-volt,60-Hz distribution transformer has a 1-ohm equivalent leakage...Problem 3.14P:
A single-phase 50-kVA,2400/240-volt,60-Hz distribution transformer is used as a step-down...Problem 3.15P:
Rework Problem 3.14 if the transformer is delivering rated load at rated secondary voltage and at...Problem 3.16P:
A single-phase, 50-kVA,2400/240-V,60-Hz distribution transformer has the following parameters:...Problem 3.17P:
The transformer of Problem 3.16 is supplying a rated load of 50 kVA at a rated secondary voltage of...Problem 3.22P:
A balanced Y-connected voltage source with Eag=2770volts is applied to a balanced-Y load in parallel...Problem 3.23P:
Figure 3.32 shows the oneline diagram of a three-phase power system. By selecting a common base of...Problem 3.24P:
For Problem 3.18, the motor operates at full load, at 0.8 power factor leading, and at a terminal...Problem 3.25P:
Consider a single-phase electric system shown in Figure 3.33. Transformers are rated as follows:...Problem 3.26P:
A bank of three single-phase transformers, each rated 30MVA,38.1/3.81kV, are connected in Y- with a...Problem 3.27P:
A three-phase transformer is rated 1000MVA,220Y/22kV. The Y-equivalent short-circuit impedance,...Problem 3.28P:
For the system shown in Figure 3.34. draw an impedance diagram in per unit by choosing 100 kVA to be...Problem 3.29P:
Consider three ideal single-phase transformers (with a voltage gain of ) put together as ...Problem 3.30P:
Reconsider Problem 3.29. If Va,VbandVc are a negative-sequence set, how would the voltage and...Problem 3.32P:
Determine the positive- and negative-sequence phase shifts for the three- phase transformers shown...Problem 3.33P:
Consider the three single-phase two-winding transformers shown in Figure 3.37. The high-voltage...Problem 3.34P:
Three single-phase, two-winding transformers, each rated 450MVA,20kV/288.7kV, with leakage reactance...Problem 3.35P:
Consider a bank of this single-phase two-winding transformers whose high-voltage terminals are...Problem 3.36P:
Three single-phase two-winding transformers, each rated 25MVA,34.5/13.8kV, are connected to form a...Problem 3.37P:
Three single-phase two-winding transformers, each rated 25MVA,54.2/5.42kV, are connected to form a...Problem 3.38P:
Consider a three-phase generator rated 300MVA,23kV, supplying a system load of 240 MA and 0.9 power...Problem 3.39P:
The leakage reactance of a three-phase, 300-MVA,230Y/23-kV transformer is 0.06 per unit based on its...Problem 3.41P:
Consider the single-line diagram of the power system shown in Figure 3.38. Equipment ratings are...Problem 3.42P:
For the power system in Problem 3.41, the synchronous motor absorbs 1500 MW at 0.8 power factor...Problem 3.43P:
Three single-phase transformers, each rated 10MVA,66.4/12.5kV,60Hz, with an equivalent series...Problem 3.44P:
A 130-MVA,13.2-kV three-phase generator, which has a positive-sequence reactance of 1.5 per unit on...Problem 3.45P:
Figure 3.39 shows a oneline diagram of a system in which the three-phase generator is rated 300 MVA,...Problem 3.46P:
The motors M1andM2 of Problem 3.45 have inputs of 120 and 60 MW, respectively, at 13.2 kV, and both...Problem 3.47P:
Consider the oneline diagram shown in Figure 3.40. The three-phase transformer bank is made up of...Problem 3.48P:
With the same transformer banks as in Problem 3.47, Figure 3.41 shows the oneline diagram of a...Problem 3.49P:
Consider the single-Line diagram of a power system shown in Figure 3.42 with equipment ratings...Problem 3.50P:
A single-phase three-winding transformer has the following parameters: Z1=Z2=Z3=0+j0.05,Gc=0, and...Problem 3.51P:
The ratings of a three-phase three-winding transformer are Primary(1): Y connected 66kV,15MVA...Problem 3.53P:
The ratings of a three-phase, three-winding transformer are Primary: Y connected, 66kV,15MVA...Problem 3.54P:
An infinite bus, which is a constant voltage source, is connected to the primary of the...Problem 3.55P:
A single-phase l0-kVA,2300/230-volt,60-Hz two-winding distribution transformer is connected as an...Problem 3.56P:
Three single-phase two-winding transformers, each rated 3kVA,220/110volts,60Hz, with a 0.10 per-unit...Problem 3.57P:
A two-winding single-phase transformer rated 60kVA,240/1200V,60Hz, has an efficiency of 0.96 when...Problem 3.58P:
A single-phase two-winding transformer rated 90MVA,80/120kV is to be connected as an autotransformer...Problem 3.60P:
PowerWorid Simulator case Problem 3_60 duplicates Example 3.13 except that a resistance term of 0.06...Problem 3.62P:
Rework Example 3.12 for a+10 tap, providing a 10 increase for the high-voltage winding.Problem 3.63P:
A 23/230-kV step-up transformer feeds a three-phase transmission line, which in turn supplies a...Problem 3.64P:
The per-unit equivalent circuit of two transformers Ta and Tb connected in parallel, with the same...Problem 3.65P:
Reconsider Problem 3.64 with the change that now Tb includes both a transformer of the same turns...Problem ACSQ:
What are the advantages of correctly specifying a transformer most Suita ble for its application?Browse All Chapters of This Textbook
Chapter 2 - FundamentalsChapter 3 - Power TransformersChapter 4 - Transmission Line ParametersChapter 5 - Transmission Lines: Steady-state OperationChapter 6 - Power FlowsChapter 7 - Symmetrical FaultsChapter 8 - Symmetrical ComponentsChapter 9 - Unsymmetrical FaultsChapter 10 - System ProtectionChapter 11 - Transient Stability
Sample Solutions for this Textbook
We offer sample solutions for MindTap Engineering, 1 term (6 months) Printed Access Card for Glover/Overbye/Sarma's Power System Analysis and Design, 6th homework problems. See examples below:
Chapter 2, Problem 2.1MCQChapter 3, Problem 3.1MCQChapter 4, Problem 4.1MCQChapter 5, Problem 5.1MCQChapter 6, Problem 6.1MCQChapter 8, Problem 8.1MCQGiven Information: VLL=345KVS3ϕ=600MVApf=0.95 laggingn1CT Ratio=1200:5nVT Ratio=3000:1 ....Given: A three-phase steam turbine-generating unit having Frequency, f=60 Hz MVA rating, S=500 MVA...
More Editions of This Book
Corresponding editions of this textbook are also available below:
Power System Analysis and Design
7th Edition
ISBN: 9780357676394
Power System Analysis and Design, SI Edition
7th Edition
ISBN: 9780357676196
Power System Analysis and Design
7th Edition
ISBN: 9780357676400
MindTap Engineering for Glover/Overbye/Sarma's Power System Analysis and Design, 6th Edition, [Instant Access], 1 term (6 months)
6th Edition
ISBN: 9781305636309
POWER SYSTEM ANALYSIS+DESIGN-EBK >I<
6th Edition
ISBN: 9781337259170
POWER SYS. ANALYSIS+DESIGN
6th Edition
ISBN: 9780357700907
Power System Analysis & Design
6th Edition
ISBN: 9781305636187
Mindtap Engineering, 2 Terms (12 Months) Printed Access Card For Glover/overbye/sarma's Power System Analysis And Design, Si Edition, 6th
6th Edition
ISBN: 9781305637009
Lms Integrated For Mindtap Engineering, 2 Terms (12 Months) Printed Access Card For Glover/overbye/sarma's Power System Analysis And Design, Si Edition, 6th
6th Edition
ISBN: 9781305637047
Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN: 9781305632134
EBK POWER SYSTEM ANALYSIS AND DESIGN
6th Edition
ISBN: 9781305886957
POWER SYSTEM ANALYSIS+DESIGN
7th Edition
ISBN: 9780357676189
EBK POWER SYSTEM ANALYSIS AND DESIGN
5th Edition
ISBN: 9781133172871
EBK POWER SYSTEM ANALYSIS AND DESIGN
5th Edition
ISBN: 9780100440685
EBK POWER SYSTEM ANALYSIS & DESIGN, SI
5th Edition
ISBN: 9781133386681
POWER SYSTEM ANALYSIS+DESIGN,SI EDITION
5th Edition
ISBN: 9781111425791
Power System Analysis and Design - 5th Edition
5th Edition
ISBN: 9781111425777
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