C shunt generator with the terminal voltage 375 V, arn
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A: The explanation is as follows.
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Q: 4.1Two synchronous generators need to be connected in parallel to supply a load of 10 MW. The first…
A: The solution is given below
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Q: A single-phase synchronous generator has a rated output of 500 kVA at a terminal voltage of 3300 V.…
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Q: an over excited 2300 V, 3 phase wye connected synchronous motor runs at a power angle of -21. the…
A: Given, V=2300V Power angle= -21° Zx = 0.1 + j2 ohm I = 350A
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Q: Shunt capacitor bank compensation for power factor improvemen . (Give short report about this topic…
A: Shunt capacitor bank compensation for power factor improvement
Q: A 144-slot stator has a whole coiled 12-pole three-phase winding. Calculate the number of coils: a)…
A: Here number of slots(S) = 144 whole coiled i.e distributionfactor K=1 Number of poles (P) = 12…
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Q: For alternator having fractional pitch winding of 11/15 the coil span is O 4.28 O 2.30 O 72.00 O…
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Q: Asynchronous generator, with synchronous reactance of 4 ohm, is connected directly to an infinite…
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Q: Prob.16. A 550 V, 55 kVA, single phase alternator has an effective resistance of 0.2 Q. A field…
A: Synchronous impedance (Zs) = VocIsc= 450200=2.25 Ω Armature resistance (Ra) = 0.2 Ω Synchronous…
Q: a short shunt compound generator has the following operating parameters:…
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Q: DISCUSSION: 1- Draw the N.L chara and external chara. Of series generator, draw the different…
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Q: A short shunt compound generator delivers a load current of 30 A and has Ra = 0.05ohm, Rse = 0.3 ohm…
A: According to the question we have to find the value of the induced emf and armature current.
Q: The following information is given in connection with an alternator: slots=152; poles=6; rpm=900;…
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Q: The figure shows the label of a Y-connected synchronous generator. According to these tag values,…
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Q: For alternator having fractional pitch winding of 8/14 the coil span is 102.86 O 119.25 O 5.50 Q…
A: Find the coil span Fractional pitch winding = 8/14
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Q: A three phase synchronous generator is rated at 9 kW, 240 V working at unity power factor. The power…
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Q: generator has a per-phase synchronous reactance of 2.0 ohms and an
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Q: A three phase synchronous generator is rated at 8 kW, 240 V working at unity power factor. The power…
A: The power factor angle is 0⁰. The explanation is provided below.
Q: A 60 Hz, three phase Type 1 induction generator connected to 450V grid has the following parameters:…
A: It is given that: f=60 HzV=450 voltX1=3ΩX2=1ΩXm=30Ωr1=1Ωr2=1ΩNr=1230 rpm
Q: 9. Three unequal single-phase induction motor are connected between lines and neutral of balanced 3…
A: The solution is given below
Q: A 60 Hz, three phase Type 1 induction generator connected to 450V grid has the following parameters:…
A: For a three-phase type-1 induction generator,f=60HzV=450Vx1=3Ωx2=1Ωxm=30Ωr1=1Ωr2=1ΩThe speed of…
Q: "A 3-phase, 23 kv, 60 Hz synchronous generator is connected in star and its neutral point is earthed…
A: As per the guidelines we need to solve only first three sub part of given question. we need to…
Q: Find the stator winding voltage of a three-phase star connected 5500 V synchronous motor having…
A: Given- Line voltage VL=5500 V. 3-phase star connection. Synchronous reactance per phase =20 Ω. To…
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A: Given : Zm=2.4+j3.8ΩZa=7.8+j3.2Ω
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Q: Two single phase motors are connected between the lines and neutral terminal of a 3 phase 4 wire 230…
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Q: A Short shunt compound generator delivers a load current of 39 A at 242 V, and has the armature,…
A: Given data Load current IL = 39 A VL = 242 v Ra = 0.35 ohm Rse = 0.05 ohm Rsh = 246 ohm
Q: A three-phase synchronous generator is rotating at 1000 RPM synchronous speed. The output power of…
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Q: In synchronous generator, the stator is Select one: O True O False
A: Synchronous generator converts mechanical energy to electrical energy.
Q: The commercial efficiency of shunt generator is maximum when its constant loss equal . . loss *…
A: Variable losses are proportional to the square of armature current while constant losses are almost…
Q: In 36 slot, 4-pole, 3-phase alternator the winding pitch is 7. The electrical angle by which the…
A: Here given alternator and need to find chording angle
Q: A three phase synchronous generator is rated at 10 kW, 415 V working at unity power factor. The…
A: Power factor given by pf = cos$ $ is power factor angle
Q: A two-pole Y-connected synchronous generator rated at 470 kVA, 480 V, 60 Hz, and 0.85 PF lagging.
A: NOTE_ “Since you have posted a question with multiple sub-parts, we will solve first three subparts…
Q: A short-shunt compound generator has a full load current of 60 amp. If the series-field resistance…
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Q: (b) A 4 pole AC machine has its winding housed in 48 slots with coils of span 11/12 th of a pole…
A: The solution can be achieved as follows.
Q: The major reason for low lagging power factor of supply system is due to the use of . motors.…
A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…
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- The DC shunt generator with the terminal voltage 325 V, armature drop 9 V and the each brush drop 4 V, then the value of generated emf is nA DC generator has an armature emf of 500 V when useful flux/pole is 20 mWb, and a speed of 625 rpm. The generated emf at a speed of 125 rpm and same flux isWhat are the rotating parts on d.c machine. commutator segments O brushes O inter-pole O pole shoe
- Iron losses in a DC machine are independent of variations in ) load voltage speed O All of theseA magnetic ring has reluctance of 1.675 × 10⁰ AT weber. The flux to be produced by the coil is 800 x 10 webers, then the AT required for the m.m.f. will beAn ideal dc generator has regulation of 40% 20% O 30% Zero
- Untitled Section Jalis 6 In d.c. generators armature reaction is produced by field current O armature current commutating winding current none of the mentioned compensating winding current *.The use of d.c. generators eliminated the use of rectifiers and ac supplies True False OIn DC generators, lap winding is suitable for ) high voltage, high current O low voltage, high current O high voltage, low current O ) low voltage, low curren OThe shunt DC generator gives almost O Constant current O None of these O Constant voltage O Constant current and voltage
- In DC machines the number of parallel paths for a wave winding generator is Select one: O a. Three O b. Two OC. Half the number of poles O d. Equal to Number of PolesArmature winding of an alternator can also be described asA field excitation of 20 A in a certain alternator results in an armature current of 400 A in short circuit and a terminal voltage of 2000 V on open circuit. The magnitude of the internal voltage drop within the machine at a load current of 200 A is