Explain the construction and working principle of armature-controlled DC servomotor. Draw block diagram also.
Q: Discuss with aid of diagrams and equations the effect of armature reaction on the generated voltage…
A: Armature reaction: In DC generator the armature current induces the armature flux and the main poles…
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A:
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Q: . a)Briefly explain ‘armature reaction’ and its effect with the help of a suitable diagram.…
A: Armature reaction is the effect that armature field is made in main field. Or we can say that it is…
Q: A 30 kW, 200 V DC shunt motor drawing a full load armature current of 140 A. The armature resistance…
A:
Q: Q3 A 120 HP DC shunt motor is connected to a voltage supply of 240 V. The armature draws a nominal…
A: Given
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Q: A 4-pole, lap wound, d.c machine has a total number of 800 armature conductors and an armature…
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Q: A 240 V separately excited de motor has a nominal armature current of 50 A. The armature resistance…
A:
Q: 3. A 6-pole, lap-wound armature, having 720 conductors, rotates in a field of 20.35 mWb. a. If the…
A: The solution is given below
Q: An 6-pole d.c. shunt generator with 850 Lap wound-connected armature conductors and running at 1200…
A: Given Eg = 243 volts KCL at node Ia = IL+Ish 243-vt0.28 =Vt13+1.132430.28-1.13 = Vt10.28+113Vt =…
Q: c) A dc servomotor is used to actuate a robot joint. The motor has a supply voltage of 20 V and has…
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Q: Q3. A four-pole de machine has an armature radius of 12.5 cm and an effective length of 24 cm. the…
A: As per our guidelines we are supposed to answer only one question. Kindly repost other questions as…
Q: The figure below on the left shows an armature controlled de servomotor driving a load through a…
A: Note: We are authorized to answer three subparts at a time since you have not mentioned which part…
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Q: Explain the term armature reaction in DC machines
A:
Q: Q4 A dc machine has armature resistances of 0.09 2, armature current 45 A at 130 V. Determine the…
A: Given DC machine with Armature resistance Ra=0.09 ΩArmature current Ia=45 ATerminal…
Q: A shunt generator supplies a full-load current of 100 A at 110 V. The shunt field resistance is 55…
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Q: A shunt motor, supplied at 250 V, runs at 900 r/min when the armature current is 30 A. The…
A: Given data Voltage is V1 = 250 V Speed is N1 = 900r/min. Armature current is Ia1 =30 A Speed is N2…
Q: A state space description for an armature-controlled dc motor that is used to drive an antenna is…
A: Since we only answer up to 3 subparts, we will answer first 3. Please resubmit the question and…
Q: The figure below on the left shows an armature controlled de servomotor driving a load through a…
A: consider the given question;
Q: Why the armature of a DC machine is made of laminated silicon steel? Your answer
A: In this question ,we have to write the reason why the armature of a DC machine is made of laminated…
Q: i) What is a stepper motor? (ii) Draw the construction diagram of stepper motor. (iii) Explain…
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Q: Consider a 20OV, 25kW, 30A DC machine lap connected with armature resistance of 0.4 ohms. If the…
A: Given data, 200 volts, 25 kW, 30A DC machine, Armature resistance (Ra) = 0.4 ohms
Q: Report : 1- Draw the open (no-load) characteristics from the above tables. 2- Derive the equation…
A: Here, we have given a circuit, for which we have to draw the open circuit characteristics when…
Q: Question No.19 A DC shunt machine develops an AC EMF of 250 V at 1500 rpm. Find the torque developed…
A: Given a DC shunt machine with, AV EMF, E=250 V Speed, N = 1500 rpm Armature current, Ia=50 A
Q: Explain briefly armature reaction effect and armature reaction reduction in dc machine.
A: Armature reaction is the effect of armature produced flux on the main field flux. The armature…
Q: 1) Derive the transfer function of Armature controlled DC shunt motor
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Q: a) Draw the armature and excitation circuit of the motor and write the formulas for the equivalent…
A: a. For speed control DC shunt motor is preferred the formula for the equivalent circuit…
Q: What is armature reaction, and how its effect can be overcome.
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Q: The relationship between field current and induced armature voltage is known as open circuit…
A: Given The relationship between field current and induced armature voltage is known as open circuit…
Q: • What is the theory behind the speed control through the variation of the field resistance? •…
A: The speed of the DC motor is given by the relation shown below. N=V-IaRakϕ ......…
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Q: 2. Calculate the full load voltage drop due to armature reaction.
A: Solution- Given, RL(Ohm) , VL(V) , IL(A) So at RL = 0, VL =42 , VOCL = 42 V Let armature…
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A: 1)Open loop control system simple in construction doesn't need much components like closed loop…
Q: A DC shunt motor supplied at 250 V, runs at 900 r/min when the armature current is 30 A. The…
A: Given data: The supply voltage is: 250 V N1 is: 900 r/min N2 is: 600 r/min RA is: 0.4 Ω The…
Q: From the next model (DC motor controlled by armature current), obtain: a) The transfer function…
A: A DC motor is an electromechanical device that converts electrical energy to mechanical energy. The…
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Q: Explain what is meant by armature reaction of a DC machine. Describe different methods for…
A: Need to explain about the armature reaction in DC machine and different minimization methods
Q: hat is the theory behind the speed control through the variation of the field resist
A: As per our guidelines, we are supposed to do 1st question only, so,kindly post the remainig question…
Explain the construction and working principle of armature-controlled DC servomotor.
Draw block diagram also.
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- The subject name is Linear Control system and we need answer of these questionsThe armature resistance of a 30-kW, 440-V shuntgenerator is 0.1Ω . Its shunt field resistance is 200Ω . Finda. The power developed at rated load.b. The load, field, and armature currents.c. The electric power loss.Pls Explain the following 1. What are the types of DCmotors? 2.What is torque
- A 25kW, 250V DC shunt machine has an armature and field resistances of 0.060 and 1000respectively. Determine the total armature power developed when working () as generator delivering25kW output and (ii) as motor taking 25kW inputA 4-pole, lap wound, d.c machine has a total number of 800 armature conductors and an armature resistance of 0.4 2. If the machine is found to run steadily as motor at 1000 rpm and drawing an armature current of 10 A from a 220 V D.C supply, calculate the back emf, electromagnetic torque and the load torque.A shunt generator supplies a full-load current of 100 A at 110 V. The shunt field resistance is 55 ohms and stray losses are 500 W. If the machine efficiency at full-load is 86%, calculate the armature resistance.
- A 25kW 125V separately-excited de machine is operated at a constant speed of 3000 rpm with a constant field current such that the open-circuit armature voltage is 125 V. The armature resistance is 0.020. The speed of the separately-excited de machine is observed to be 2950 r/min with the field current at the same value. For a terminal voltage of 125V, Compute the armature current, terminal power, and electromagnetic power and torque.Explain the term armature reaction in DC machinesList some advantages of solid-state control.
- This is subject Linear Control system. We need answers of these questionsBriefly describe the operation of the buck chopper.DC motors are often used as the main actuator within control andmechatronics systems.a) Explain why DC motors are so common in this field of engineering, what are their advantages and disadvantages?b) Often DC motors are required to operate in both forward and reverse directions. Explain using sketches how this functionality can be achieved.