For the bridge circuits shown in the figure bellow, derive expressions to calculate the unknown impedances. Detector ww
Q: Source: Ean = 12020° v; Eon = 1202 – 120° v; Een = 1204120° v (grounded neutral) Zan = Zpn = Zen =…
A: "Since you have asked a questions with four subparts, I will answer only first three subparts of the…
Q: Derive the relation of SWR in terms of ZL (load impedance) and Zo (Characteristic impedance)
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Q: Discuss applications of delta-wye transformation. [exampless]]
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Q: Question No. 1: Figure below gives the general D-Y transformation, (a) Show that the general…
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Q: For the circuit shown in Figure Q1, find the value of load impedance, Zi that will receive maximum…
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Q: find load line current.
A: Given values are - Zg=0.4+j0.3ZLoad=24+j19ZLine=0.6+j0.7Van=120∠30o
Q: Consider a transmission line of characteristic impedance 50 ohms. Let it be terminated at one end by…
A: Given: Characteristic impedance, Z0=50 Ω Load impedance, ZL=j50 Ω
Q: Source: Ean = 12020° v; Epn = 1204 – 120° v; Een = 1204120° v (grounded neutral) Zan = Zpn = Zen =…
A: Given Condition : Without fault
Q: Q3: Draw the sequence networks for the system shown in Figure below. What are sequence impedances?…
A: There are 3 types of sequence impedances which are positive sequence, negative sequence and zero…
Q: Complete the sentence The power factor must be close to To insure that losses in the transmission…
A: Power factor- It is ratio of real power to apparent power. Cosϕ=PSWhereP=real powerS apparent…
Q: What is the steady-state load current (it) in the transmission line circuit shown below?
A: Answer: c 0.3A Explanation: a. It is not a valid option. The total resistance should be 50ohms to…
Q: N-R method of power flow solution follows the rectangular values of the quanities True False
A: N-R method of power flow solution follows both rectangular and polar values of quantities.
Q: 1/Power loss due to corona is: a. Inversely proportional to frequency. b. Proportional to frequency.…
A: Solv only 1st question.
Q: j0.2 (5) lll 4 j0.125 (6) lell j0.25 (2) lelll j0.4 (3) j1.25 (1) j1.25 (4) Reference Determine Z…
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Q: Q2 (i) Determine the currents for the electrical network shown in the following figure, using Gauss…
A: Given: The circuit given is: Here, P=7
Q: Draw a single-line positive-sequence network of this simple power system. Use the nominal-n circuit…
A: There will be three sequence networks in the given power system- Positive-sequence network…
Q: Determine VP(sec), VP (out), PIV, Vp(rect), Vr(p-p), VDC and the ripple factor, r
A: The Given circuit is To find Vpsec,Vpout,PIV,Vprec,Vrp-p,VDC and the ripple factor.r
Q: Develop impedance matrix (Z-bus) of power system network as shown in figure. [Values are given in…
A: Z bus matrix has 4 buses apart from reference bus so, matrix will be of 4x4. and…
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Q: Derive an expression for the input impedance Zin in terms of the load impedance Z₁ and the…
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Q: For the system shown in figure, voltages V2. V3 and angles 82 83 are calculated using Newton-Raphson…
A: The given system diagram is shown below,…
Q: 2. Determine Zbus for the system whose reactance diagram is shown in figure below, where the…
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Q: A Parallel wire line has its radius of the conductor is 0.4 mm and the distance between the…
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Q: For the circuit shown below with the impedance parameters (in 0) given in the matrix Suppose that…
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Q: transmission line with an impedance of 35 Ω is connected to a load of impedance of 300 Ω, then the…
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Q: or the following SLD, take SB = 100 MVA and VB = 250 kV at the load bus to he impedance diagram.…
A: In the question we have given all the per unit values on their respective bases. But since base…
Q: Source: Source 1: 12020° v; Epn = 1202 – 120° v; Een = 1202120° v (grounded neutral) Ean %3D %3D Zan…
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Q: ork why we need to consider the neutral impedance 3 times
A: The zero sequence components are in having the same phase in all the three phases. When there is a…
Q: Note It is expected from student to develop impedance matrices of three phase power system. Develop…
A: Z-bus is determined as shown below
Q: Source: Source 1: Ean = 12020° v; Epn = 1202 – 120° v; Een = 1204120° v (grounded neutral) Zan = Zbn…
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Q: From the figure below, obtain VRY, VYB and VBR from VRN, VYN and VBN. Assume RYB sequence.
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Q: 2.5 as 20 25 15 10 D 2.5
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Q: EXAMPLE : Estimate the distance over which a load of 15000 KW at p.f=0.8 lagging can be delivered by…
A: The solution can be achieved as follows.
Q: A load of 140 MW at a power factor of 0.6 lagging can be delivered by a 3-phase transmission line.…
A: Given 3-phase transmission line Load PL=140 MWPower factor PF=0.6 lagReceiving end voltage VR=36…
Q: mpedance ZL = 90 + j60 N is to be matched to a 75 N line using a single shunt-stub tuner. o designs…
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A: From the transient wave analysis
Q: A transmission line section shows an input impedance of 36 2 and 64 respectively, when short…
A: Given a transmission line has, Short circuit input impedance, Zsc=36 Ω Open circuit input impedance,…
Q: Q1: For the network of figure -Determine Zi ,Zo, Av, and A; by using the complete hybrid equivalent…
A: The given circuit diagram is shown below: It is given that: hie=1.6 KΩhre=2×10-4hfe=110hoe=20 μs
Q: 2. For the 3-bus network shown in figure, the impedances indicated are in per unit. a) Draw pu…
A: given that - V1= 1∟0o V2=1.05∟90o (a) At node 1: I1 =Y1V1 + Y3 (V1-V3) + Y6 (V1 – V2) At node 2:…
Q: J52 For the mutual coupled electric circuit shown in figure beside if Vs=2020° volt, find the value…
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Q: A balanced load of 30 MW is supplied at 132 kV, 50 Hz and 0-85 p.f. lagging by means of a…
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Q: Source: Ean = 12020° v; Eon = 1204 – 120° v; Een = 1204120° v (grounded neutral) Zan = Zpn = Zcn =…
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Q: If value of voltage Vs is 20kv and VR is 15 kv with load angle of 20 degrees. Value of line…
A: Given values are - VS=20kVVR=15kVδ=20oX=5Ohm
Q: com ngle-phase system, state what are the bendfits of three phase systems? your own words, define…
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Q: For the system shown in figure, voltages V2, V3 and angles 82, 83 are calculated using…
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Q: 13 10+is 25 For the circuit shown below, Take Van = 100 Vrms and the transmission line impedance is…
A: In this question, choose the correct option What is the real power in the phase B.
Q: 1. To demonstrate the theoretical method of transforming delta networks to wye network, or…
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- D = 0.9 1.5° and B = 150 65° has at the load end a The load voltage and current are V₁ and I₁ A' B' VL B][Y and evaluate these constants. C' D' IL A long line with A transformer having series impedance Zr Obtain expression for Vs and Is in the form 10067°. [$]-[ =Source Transformation method I=? V50ohm=? P50ohm=?A transformer is needed that will cause an appear as 240 Vyms. actual load resista nce of 252 to 100R to an ac voltage source of ca) Dyews the diaggaam of the cuf. reguired. cb) what tuons ratio is required for the tounsforma. C) Find the currenttauen from the source the cuorent flowing through the load, and the load voltope load voltage-
- 6.5% ans ex A so kvA. 2o00/20 V, So He single-phase transformar has impedance drof of8% and resistance drop of 4%. Caleulate. The Requlation of the Thams former at full- Load o8 P.s Legging. also find The Power factor at which Voltage requlation will Be Zero. Sols 0.5 leading. s alculate The % Noltege Requlation af atransformar in w hich the Percantage resistance drof is 1% and Percentage dre is 6% when The Power fador is 0.8 lagging ) > unity aMS 38 % ans 1 % (シ→ 0.8 leading . amS - 2.2%A star connected load with real impedance ZL= 1-j1 Ohm per phase is connected to the secondary of a three-phase Ynyn0 connected transformer. The equivalent impedance per reduced phase of the transformer to the primary is Zeq1= 1+j5 Ohm. The nominal primary voltage is V1Ln= 5920 V and the conversion ratio is a= 10. what is the amplitude of the actual voltage falling on one phase of the specified load? (simplified equivalent circuit will be used).A 480V/240V, 60Hz single transformer has Z1 = 0.1+j0.22 ohms and Z2 = 0.035 + j0.12 ohm. Find the equivalent impedance in ohm referred to the Primary Group of answer choices 0.24+j0.62 0.14+j0.62 0.24+j0.7 0.14+j0.7
- X₂=0.1 1 XL +03 Soto X₁ = 0.2 X = 0.1 X = 0.1 Above is the one-line diagram of a simple power system. Each generator is represented by an emf behind the subtransient reactance. All impedances are expressed in per unit on a common base. All resistances and shunt capacitance are neglected. The generators are operating on no load at their rated voltage with their emfs in phase. A symmetrical fault occurs at bus 1 through a fault impedance Z, =j0.08 per unit. a) Using Thevenin's Theorem, determine the impedance to the point of fault and the fault current in per unit. b) Find the bus voltages and line currents during the fault. 2 O otoHow can I compute and get the values of branch currents (Iab, Iac, Ibc, Ibd, Icd and Ica) and the algebraic sum of the potential difference for electrical loops (abca, abdca, acda, abcda and acbda) by using Kirchhoff's voltage and current law (KVL and KCL) equations?Add the VGS = 3.5 V and VGS = 4.5 V curves tothe i-v characteristic . What are thevalues of iDSAT and vDSAT for these new curves?
- A 480V/240V, 60Hz single transformer has Z1 = 0.1+j0.22 ohms and Z2 = 0.035 + j0.12 ohm. Find the equivalent impedance in ohm referred to the secondary. Group of answer choices 0.07+j0.135 0.06+j0.175 0.04+j0.135 0.06+j0.1353. A circuit consists of two impedances. Z1 =20230° and Z2 =25260° 2, in parallel, supplied by a source voltage V=1002600 volts. Determine the power triangle for each of the impedances and for the source.3 X 0.1 1 2 XL = 0.2 to Eato oto O X = 0.1 X = 0.1 Above is the one-line diagram of a simple power system. Each generator is represented by an emf behind the subtransient reactance. All impedances are expressed in per unit on a common base. All resistances and shunt capacitance are neglected. The generators are operating on no load at their rated voltage with their emfs in phase. A symmetrical fault occurs at bus 1 through a fault impedance Z, =j0.08 per unit. a) Using Thevenin's Theorem, determine the impedance to the point of fault and the fault current in per unit. (2 Marks) b) Find the bus voltages and line currents during the fault. (2 Marks)