Q1// long shunt compound generator supplies 600 KW, 1200V shunt field resistance =75 n, armature resistance=D0.03N, commutating field winding resistance=0.011n, series field resistance=0.0120, divertor resistance=0.0360, at 60 r.p.m. determine the percentage increase in flux per pole required to generate 1600 V at 40 r.p.m.
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Q: A 8-pole lap-wound dc generator is designed to have an average air gap flux density of 0.8 T. The…
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Q: |--E Q3) In a long-shunt compund generator, the terminal voltage is 230 V, when it delivers 150 A.…
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Q: A long-shunt, four pole, 1500-W, 250-V, duplex wave-wound DC compound generator with the rated speed…
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Q: Q3 Shunt d.c. generator with armature and shunt field resistance of 0.5, and 250 N respectively gave…
A: Firstly the induced emf is to be evaluated for the given data such that the points (induced emf,…
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Q: short-shunt compound generator has armature, shunt field and series field resistances of 0.5 Ω, 156…
A: In this question we will find generated emf of short shunt compound generator...
Q: Q1// long shunt compound generator supplies 600 KW, 1200V shunt field resistance =75 n, armature…
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Q: A short shunt compound DC generator supplies a load current of 10A at a voltage of 10 volts. If the…
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Q: Q:A 8 pole long shunt DC compound generator ruining at 1200 r.pm , supplies a load of 0,255 KA at…
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Q: Q1// long shunt compound generator supplies 600 KW, 1200V shunt field resistance =75 0, armature…
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Q: A long-shunt compound d.c. generator with armature, series field and shunt field resistance of 0.5,…
A: Given data: Ra=0.5ΩRse=0.4ΩRsh=250Ω
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Q: The following information is given for a 300-kW, 600-V, short-shunt compound generator : Shunt field…
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Q: Q2: A 20 kW, 440-V, short-shunt, compound d.c. generator has a full-load efficiency of 87%. If the…
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Q: Q1// long shunt compound generator supplies 600 KW, 1200V shunt field resistance =75 0, armature…
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Q: A 20 kW, 440-V, short-shunt, compound d.c. generator has a full-load efficiency of 87%. If the…
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Q: True False In self-excited DC generator, the residual flux is primary condition in e.m.f generation…
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Q: A 500-V, wave-wound, 750 r.p.m. shunt generator supplies a load of 195 A. The armature has 720…
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Q: Q1// long shunt compound generator supplies 600 KW, 1200V shunt field resistance =75 0, armature…
A: As per the guidelines of Bartleby we supposed to answer first question only for solution of…
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A: Given, the power output is 250 kW The voltage is 500 V.
Q: Q:A8 pole long shunt DC compound generator ruining at 1200 r.pm, supplies a load of 0,255 KA at 230…
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Q: Q: A 8-pole lap-wound dc generator is designed to have an average air gap flux density of 0.8 T. The…
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- . When a self-excited compound DC generator supplies load, the terminal voltage is not the same as the generated emE Why? a) voltage drop across the armature resistance will reduce the voltage available at the load terminals b) where there is a series field, voltage drop across the series field resistance will reduce the voltage available at the load terminals c) both "a" and "b" d) neither "a" nor "b"A short shunt compound DC generator delivers a load current of 30 A at 220 V and has armature, series field and shunt field resistances of 0.05, 0.3 and 200Ω respectively. Calculate the induced emf, the armature current and the voltage regulation. Allow 1 V per brush for contact droA long shunt compound dc generator delivers a load current of 69 A at 396 V and has armature, series field and shunt field resistances of 0.096 Ω, 0.014 Ω, and 259 Ω, respectively. Calculate the armature current in ampere.
- Q2)A. Explain compound DC generator, also describe its types and terminal characteristics of compound DC generator. proper explanation and diagramA short shunt compound DC generator supplies a load current of 10A at a voltage of 10 volts. If the resistance of armature, shunt field and series field windings are 0.001 ohm, 1 ohm 0.00 ohm respectively. a) Draw the the figure. And find the generated voltage.A 500-V, wave-wound, 750 r.p.m. shunt generator supplies a load of 195 A. The armature has 720 conductors and shunt field resistance is 100 Ω. Find the demagnetising amp-turns/pole if brushes are advanced through 3 commutator segments at this load. Also, calculate the extra shunt field turns required to neutralize this demagnetisation.
- A shunt generator supplies a 31kW load at 230V through cables of resistance, R = 122mΩ. If the field winding resistance, Rf =50Ω and the armature resistance, Ra =51mΩ. Determine the following below: The terminal voltage is, Answer and unit for part 1 The e.m.f. generated in the armature is,A shunt generator has an output of 22 kW at a terminal voltage of 220 V. armature and shunt field resistances are 0.05 ohm and 44 ohms, respectively. If the copper loss is equal to the core, friction and windage losses at this load, the over-all efficiency of this generator is nearest toA 4 pole dc shunt generator with a shunt field resistance of 100 ohm and an armature resistance of 1 ohm has 378 wave connected conductor in its armature. the flux per pole is 0.02wb, if the load resistance of 10 ohm is connexted across the aemature terminal and the generator driven at 1000rpm, calculate the power obsorbed by load
- A short shunt compound generator supplies a load of 10 kW at 200 V through a pair of feeder and series field resistance 0.10 ohm. Armature resistance, shunt field resistance and series field resistance are 0.01 ohm, 52.2 ohms and 0.10 ohm, respectively. If the core friction and windage losses amount to 631 watts, the BHP of the driving engine is nearest toThe armature of a 6-pole separately excited dc generator is triplex wave wound with 534 conductors. This machine delivers power to the load at 200V while being driven at 900rpm. At this load, the armature circuit dissipates 640W. If the flux of this generator is 180-mWb, determine the kW rating of the load served. Assume a total brush drop of 2V.A 500 V, 250 kW, long shunt compound generator induces an e.m.f. of 480 V whenrunning at 1000 r.p.m. no load. On full load the spped of the machine drops to 975r.p.m. the flux increases by 15% and the terminal voltage rises to 500 V. If theseries and shunt field resistances are 0.02 ohm and 100 ohms respectively,calculate the armature resistance. Assume a voltage drop of 1V per brush.[Ans.