a) What are the different between DC motor and DC generator? Show power flow diagram as evidence to support your argument.
Q: 15. A 1500 kW, 550-V, 16 pole generator runs at 150 rev. per min. What must be the useful flux if…
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Q: Q3 Shunt d.c. generator with armature and shunt field resistance of 0.5, and 250 Q respectively gave…
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Q: Q4 A dc shunt generator 50 V at the load 6A, rotating 700 r.p.m at the torque 4 N.m. Find the…
A: The solution can be achieved as follows.
Q: LA 25 KW, 250V, dc shunt generator has armature and field resistance of 0.060 and 100 Q…
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Q: (iv) Define two parameters which are indices of performance of a DC generator and there values…
A: The Two parameters which are indices of a performance of a DC generator and there values affect the…
Q: Explain the construction working principle and derivation for the emf induced in a DC generator.…
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Q: For which reasons its not possible to develop rated voltage of d.c shunt generator, both in unloaded…
A: It is not possible to develop rated voltage in dc shunt generator because of the commutation process…
Q: Q2. Explain the effect of changing excitation (normal, under and over-excitation) on a synchronous…
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Q: Stator current, Power factor, leading or lagging? Speed and Output Torque, Efficiency,
A: Induction Motor Induction motor is a type of AC asynchronous motor which converts AC electrical…
Q: Q1)A short- shunt( d.c) compound generator supplies (200A) at (100V) the resistances of armature…
A: 1) The short shunt dc compound generator and the equivalent circuit of the question is as follows:…
Q: With the aid of mathematical expressions where necessary, explain the following terms with respect…
A: As per the deadline we need to show only first three some part of a given question. we need to…
Q: 2 For self-excited generator, why isn't max. generation voltage generated as soon as the Armature…
A: As per the honor code I will attempt only first question (question 2). Kindly repost the other…
Q: Which type of DC motor you preferred to be used coming electric vehicles? Give justification.
A: The age of fossil fuel vehicles is going to get over in coming decades to pollution and several…
Q: With the aid of mathematical expressions where necessary, explain the following terms with respect…
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Q: 400 V 50 Hz, Y-connected, 6-pole synchronous generator per phase synchronous reactance 1.0 Ω at back…
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Q: 4- Is there a great difference between long and short shunt compound generator, show that?
A: Compound Generator: The generator which have both shunt fields and series fields is called the…
Q: A 25kW, 250V DC shunt generator has armature and field resistances of 0.06 ohm and 100 ohm…
A: A d.c. generator is an electrical machine in which mechanical energy gets converted into electrical…
Q: Demonstrate starting process of synchronous machine in detail Also discuss in your own words that…
A: Starting of synchronous Motor: 1.When 3 phase currents are flowing in 3- on stator of synchronous…
Q: 5. A 3-phase synchronous generator of 10 poles,130 hp,580 V,60 Hz produces the line current of 125 A…
A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…
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,…
Q: A shunt generator has an external characteristics whose terminal voltage given by the equation…
A: By ohms law , Load current IL = Vt/load resistance RL. From above Vt= IL×R. Using above equation…
Q: give one example of asynchronous generator and its operation and characteristics
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Q: 2. For which reasons its not possible to develop rated voltage of d.c shunt generator, both in…
A: It is not possible to develop a rated voltage in dc shunt generator because of the commutation.…
Q: Compare the reaction of DC motor and DC generator. Aslo explain rule by which DC generator/motor…
A: rule by which DC generator/motor works Basically, all the machines work on faradays law of…
Q: used more than once. There are more words than required. Word list: armature, between, brushes,…
A: Given : armature, between, brushes, clockwise, commutator, currents, direction, distortion,…
Q: Which of the following factor is responsible for negative voltage regulation of a DC generator? Over…
A: In this question we will find in which dc generator negative voltage regulation occurs...
Q: a) Explain the main components of AC generator? b) What conditions are necessary for paralleling two…
A: Introduction: Generator is the machine that converts mechanical energy in to electrical energy.…
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A: According to the given question, it is required to define the electric traction system along with…
Q: With the aid of mathematical expressions where necessary, explain the following terms with respect…
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Q: What is the Generator and Motor? Explain with concepts and diagrams. Similarity and differences…
A: In this question we discuss about generator and motor .
Q: > A 25 kW Shunt Generator generates terminal voltage at full load is 400V and has a resistances of…
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Q: Question 4 a) The losses in a synchronous machine affect its cost, rating, and performance. With aid…
A: NOTE: Since you have posted multiple independent questions in the same request, We will solve the…
Q: (a) A short shunt cumulative compound dc generator supplies 6kW at 230V. The Shunt field resistance…
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Q: In SPEED CONTROL OF 3 PHASE INDUCTION MOTOR [V/F METHOD] Why is kept constant in this expression?
A: SPEED CONTROL OF 3 PHASE INDUCTION MOTOR
Q: A 250-V dc short-shunt generator has armature, series field and shunt field resistances of 0.1234 Ω,…
A: Use short shunt generator equivalent model and KVL to find the currents Then use the values to find…
Q: (c) In analyzing load torque of a drive system, several components need to be taken into…
A: Load Torque- The amount of constant torque required to work productively is known as Load Torque.
Q: What type of DC motor would you prefer to be used in future coming electric vehicles? Give…
A: Electric vehicles are very useful to control the pollution for survival of future generation. The…
Q: A 4 pole lap wound shunt generator delivers 200A at a terminal voltage of 220V. Ra and Rsh are 0.02Ω…
A: For this problem, given terminal voltage is 220V, armature resistance 0.02ohms.
Q: The condition for maximum efficiency of DC generator is given by - Choose
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Q: With the aid of mathematical expressions explain the following terms with respect to squirrel cage…
A: The various losses and their mathematical expressions could be better understood from the power flow…
Q: Draw and explain the important parts of DC Generator?
A: Commutator :- A commutator works like a rectifier that changes AC voltage to DC voltage within the…
Q: Pls Explain the following Contrast DC motor types with DC generator
A: Types of DC motors: separately excited motor: The field winding of this motos is excited from an…
Q: Explain Compound DC. :- generator, types also describe its and terminal characteristics of compound…
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Q: Draw the circuit diagram of self excited DC shunt generator, mark all current and voltages and write…
A: in the self excited dc shunt generator the shunt field winding is connected in parallel with the dc…
Q: 4. Is there a great difference between long and short shunt compound generator, show that?
A: In short shunt connection the shunt field is associated straightforwardly across the armature…
Q: Q1. Long-shunt generator delivers a load current of 30 A at 220 V. it has armature and shunt field…
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Q: 3) Why Ego is not equal to zero at If=0 in separately excited do generator?
A: Need to find Eg0 is not equal to zero at If=0 in separately excited DC generator why
Q: Write a short report about using internet of things (loT) in speed control of three- phase induction…
A: Internet of things - The internet of things is a network of interconnected smart devices, physical…
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- Compare and contrast a cumulative compound DC generator and a differential compound DC generator in terms of performance. Note: Explain in no more than 70 wordsCompare AC and DC transmission by discussing their advantages and disadvantages.Write a technical manual of that will inform others of the efficiency and inefficiency of all types of motor and generator (ac and dc). Explore how any apparent inefficiencies could be improved. Show examples of these machines and using suitable examples, point out the areas of inefficiency (if applicable) and where and how things can be improved. Then provide the solution to the following as an example in your report. A 2-pole, single-phase alternator driven at 3000rpm require a mechanical input to its rotor of 30kW when it is delivering its full-load output of 30kW. Under this condition the fixed and variable losses are1100W and 2.8kW respectively, and the rotor field winding is supplied from a 110V dc source. Given that the full-load efficiency is 87%, determine. i) the frequency generated, ii) the input driving torque on full-load and iii) the rotor field current
- Discuss the Power transmission from home to powerplants and provide a pictureWhat is FACTS (Flexible AC Transmission System), and how does it enhance the control and stability of power systems?Write a technical manual/ documentation, that will inform others of the efficiency and inefficiency of all types of motor and generator (ac and dc). Explore how any apparent inefficiencies could be improved. Show examples of these machines and using suitable examples, point out the areas of inefficiency (if applicable) and where and how things can be improved. Then provide the solution to the following as an example in your report. A 2-pole, single-phase alternator driven at 3000rpm require a mechanical input to its rotor of 30kW when it is delivering its full-load output of 30kW. Under this condition the fixed and variable losses are1100W and 2.8kW respectively, and the rotor field winding is supplied from a 110V dc source. Given that the full-load efficiency is 87%, determine. the frequency generated, the input driving torque on full-load and the rotor field current
- b. With the aid of mathematical expressions where necessary, explain the following terms with respect to squirrel cage induction motorsi. Stray Lossesii. Air gap Poweriii. Rotational lossesiv. Friction and Windage lossesv. Stator Copper lossesvi. Rotor Copper lossesvii. Mechanical LossesDefine the working of the DC generator with the properly labelled diagrams.The following sequential statements, when completed, describe the operation of a DC separately-excited generator. Complete each statement by inserting the most appropriate word from among those provided in the word list below. Note: A word cannot be used more than once. There are more words than required.Word list: forces, load, voltage-regulation, speed-regulation, commutator, linearly, exponentially, induces, voltage, constant, property, current, prime-mover, wave, accelerate, alternating, Faraday’s, torque, motor, Ohm’s, direct, higher, rated, Lenz’s, power, brushes, rectified, voltage-drop mechanical, speed, counter, slip, no-load, full-load, lap, rotating, oppose, power, increase, speed, lower, direction, rotating, commutator. Most generators operate at constant speed and the output terminal voltage is adjusted by varying the stator field ______________. When a load is connected across the terminals a load current will be established in accordance with Faraday’s The armature…