9.10 A 3-phase, 16-pole Alternator has a star-connected winding with 144 slots and 10 conductor per slot. The flux per pole is 0.04 Wb sinusoidally distributed and the speed is 375 rpm. Find the frequency, phase and line emf.
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- Find the rms value of the induced emf per phase of a 10 pole, three phase, 50 Hz alternator with 2 slots per pole per phase and 4 conductors per slot in two layers. The coil span is 150°. The flux per pole is 0.12 Wb (a) 994 (c) 1020 53. (b) 864 (d) 960Calculate the voltage per phase for a 1500 rpm, 4 pole alternator having a double layer winding with 16 turns per coil. The slots per pole phase are 8 and the coil span is 20 slots. The phase spread is 60o and the flux per pole is 25.8 milli webers.A 3-phase 4-pole alternator has a single layer full-pitch winding with 8 conductors per slot. The armature has a total of 36 slots. Determine the voltage between lines when the alternator is driven at 1800 rpm with a flux of 0.05 Wb per pole.
- There are 72 slots in a 3-phase, 8-pole, 50 Hz, star connected alternator. There are 2 conductors in each slot and all the conductors in a phase are connected in series. Coil span is 150° electrical and the flux per pole is 0.05 Weber sinusoidally distributed. Calculate the emf induced per phase.Q5: A 3-phase, 50 Hz, 8-pole alternator has a star-connected winding with 120 slots and 8 conductors per slot.The flux per pole is 0.05 Wb, sinusoidally distributed. Determine the phase and line voltages.Calculate the voltage per phase for a 3-phase 1500 rpm, 4-pole alternator having a double layer winding with 16 turns per coil. The slots per pole per phase are 8 and the coil span is 20 slots. The phase spread is 60° and the flux per pole is 25.8x10−3 weber.
- please help asapA 60 Hz alternator stator is wye connected with each phase winding having 24 turns of wire. The rotor is supplying 0.103 Wb of flux in the center of pole face. What is the rms value of the output voltage if measured line to neutralCalculate the r.m.s. value of the induced e.m.f. per phase of a 10-pole, 3-phase, 50Hz alternator with 2 slots per pole per phase and 4 conductors per slot in two layers. The coil span is 150°.the flux per pole has a fundamental component of 0.12Wb and a third harmonic component.
- A three-phase, 4-pole alternator runs at 1,800 RPM. Each phase covers two slots under each pole. The full pitch armature coils have 4 turns per coil and there are 2 coil sides per slot. The flux/pole is 6,000 kilolines distributed sinusoidally. (a) What is the distribution factor? (b) Determine the emf per phase. Ans. 0.966; 494VThe voltage generated across one inductor of an alternator is 8.11V. There are 120 slots and 4 turns in every coil. The conductors are all in series and connected in double layer lap windings distributed sinusoidally in several slots. The coil pitch is 10 slots, frequency is 60 Hz and synchronous speed is 720 rpm. Calculate the line-to-line generated voltage if the alternator windings are connected wye.A 3-phase 4-pole alternator has 48 stator slots carrying the 3-phase distributed winding. Each coil of the winding is short chorded by one slot pitch. The winding factor is given by