B-State the steps to obtain zero power factor characteristic of synchronous generator?A-i-ii-iii-For synchronous machines :-Define with plot the V-curves of synchronous motor?State the equation of power developed by three phase salient pole synchronous generatorand draw the power angle characteristic for it?Discuss the hunting of synchronous motor?

B - Steps to Obtain Zero Power Factor Characteristic of Synchronous GeneratorTo obtain the zero…

Answered: B-State the steps to obtain zero power…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Similar questions

How can we keep terminal voltage at constant level even when the load is gradually increases in shunt DC generator?
Explain the conditions for parallel operation of synchronous generators. A three phase, wye connected, synchronous generator is rated 150 MW, 0.85 lagging power factor, 12.6 kV, 60 Hz, and 1800 rpm. Each winding has an armature resistance of 0.05Q and a synchronous reactance of 0.6Q. Draw the phasor diagram with values, show torque angle and determine the induced voltage for the condition of rated load.
Can you solve part C.
c) Elaborate the statement that a synchronous machine is 'floating' on the bus bars d) What could cause voltage buildup in shunt dc generator on starting to fail to occur? Explain how can this problem be remedied? e) Why it is necessary to reduce the applied voltage as the electrical frequency is reduced in induction motors? f) Identify the objective of setting the turbine governor to regulate at 2-- 5 % of speed droop?
The rating of a 3 phase synchronous generator is given as 2 MVA, 4400 V, 60 Hz. If the synchronous reactance of the machine is 2.6 Q the armature resistance is .....
Please???
L-1). How would it be possible to reverse the direction of rotation of a 3-phase synchronous motor? a) reverse the polarity of the DC field excitation b) interchanging any two of the incoming supply lines c) interchanging all three of the supply lines d) none of the above L-2). The amortisseur winding of a 3-phase, synchronous motor is the.....a) squirrel-cage winding on the rotor used to start the motor b) wire wound winding on the rotor to be connected to the external DC supply by way of slip rings and brushes c) either "a" or "b" d) neither "a" nor "b" L-3). Is it ok to have the DC voltage supply connected to the rotor of a 3-phase synchronous motor while starting? a) yes b) no
A 6-pole, lap-wound, DC generator has a useful flux per pole of 0.08 Wb. The armature winding consists of 200 turns and the resistance is 0.055 ohms. Calculate the terminal voltage if the resistance of shunt and series field are 100 ohms and 0.02 ohms respectively, when the generator is running at 1000 rpa. Assume generator connection as short-shuntb. Assume generator connection as long-shunt
Transfer calculate efficiency....
What are the active components of three-phase Induction Motor? b) Derive an expression for the frequency in the rotor circuit of three-phase IM? c) Draw with details the approximate per phase equivalent circuit of three-phase IM? d) Why the iron loss in rotor of an induction motor is negligible?
Qi/ a- Fill in the blanks. 1. Field Cu loss is constant for... 2. Pole Shoe serves two purposes ... 3. Hysteresis loss is given by equation ... 4. The main difference between short shunt and long shunt compound wound DC Generator is ... 5. There is no real difference between the DC generator or motor except for the direction of... b- A DC series motor is operated at full load from a 230 V supply at a speed of 700 rpm. The Es is found to be 215 V at a line current of 40 A, the series field resistance is 0.2 Q. find the no-load speed given that the no-load current is 1 2
Plot the external and internal characteristics of DC shunt generator.

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