Q2] What is the Ward-Leonard motor control system? What are its advantages and disadvantages?
Q: 3. HOW THE BACK EMF OR COUNTER EMF IS PRODUCED? 4. DIFFERENTIATE THE TYPES OF DC MOTOR THROUGH: a.…
A: Since there are multiple questions asked in the same question, hereby solving the first question…
Q: 22/ What is the armature current value of the DC motor at starting of the Motor? a. less than 10…
A: To start a dc motor we need high current. As initally the volatge is very small in dc motor.
Q: DISCUSSION: 1. Comment on the results and curves obtained. 2. Derive an expression for the speed of…
A: Note : First question seems incomplete so i am solving second one.
Q: Find the percent speed regulation for 4 pole, 240 Volts, 24 hp shunt motor having the following…
A:
Q: ii) Analyze the superiority of the cyclo-converter fed Induction Motor drive over AC voltage…
A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…
Q: Q.4 (a) Sketch the equivalent circuit for a shunt connected DC motor. TM equation of shunt connected…
A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…
Q: Give the definition of percentage speed regulation.
A: Speed regulation tells about the change in speed when load is changes. It is defined as the ratio of…
Q: Which of the characteristics given in the figure below is the efficiency-output of a DC shunt motor…
A: we know efficiency =Power outputpower input in dc machine power input = power output + losses and we…
Q: With the aid of suitable equivalent circuit of DC motor, briefly explain the purpose of braking…
A: You have asked multiple independent questions. We are authorized to answer one question at a time.…
Q: a. it is the force exerted by the motor to perform a task b. it is a type of motor which is…
A: A motor is a device used for converting electrical to mechanical energy, they are three types of…
Q: 1- What is the main function of a diverter used in series wound DC motor? 2- What is the main…
A: In this question we will write main function of diverter used in series motor...Also main difference…
Q: The speed control of an AC motor can be achieved by using 2 common types of drive circuit, namely…
A:
Q: What would be the objective of creating a prototype to control the direction of a direct current…
A: We have given the problem What would be the objective of creating a prototype to control the…
Q: Q4: Explain the meaning of the Torque-Speed characteristics of the stepper motor from the driver…
A: The torque-speed characteristics of the stepper is,
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: If the voltage applied across the armature of a DC shunt motor is increased by 5% keeping its load…
A: generated emf in armature E = flux ×speed×no. of conductors60 ×no. of polesno. of parallel paths…
Q: A 250 V DC long-shunt, compound motor takes a current of 82 A at full load. Calculate the motor…
A: There are two types of compound motor.in commulative compound motor, shunt field add the series…
Q: (B) / Explain the speed control methods of DC shunt motor.
A: In speed control of DC shunt Motor, As, N∝V-IaRaϕN is speed, V is supply voltage, Ia is armature…
Q: Armature copper loss of DC motor is constant with the load. Select one: True False
A: Losses occur in all types of machines. The losses in a DC machine are divided into : 1.Copper loss…
Q: enclosure used in DC motor
A: Conductor- Materials which have free electrons in valence which can flow when comes under any…
Q: c) A dc servomotor is used to actuate a robot joint. The motor has a supply voltage of 20 V and has…
A:
Q: 2. When field voltage is controlled to provide a method of variable speed control, the system is…
A: Field voltage control method is a method used for speed control of motor.
Q: Discuss the basic operating principle of electric motors we are currently using in the Philippines
A: An electric Motor is used to conversion of electrical energy into mechanical energy. The operating…
Q: Explain, in details, why it is necessary to use starting resistance?
A: We know that at the time of starting motor back emf is zero. Due to this motor draw heavy current…
Q: R. 4 la Load Ea Interpole Series Figure 2(b) Stabilized DC shunt motor a) Determine the armature…
A: Given A 240V, 50hp, 1200rpm stabilized shunt motor, operating at rated conditions, has an efficiency…
Q: i) What is a stepper motor? (ii) Draw the construction diagram of stepper motor. (iii) Explain…
A:
Q: Q27/ (a) With necessary diagram, explain the working principle of dc motor
A: DC motor works on the principle of Faraday's law of electromagnetic induction which states…
Q: 10. What method of DC Motor Speed control is in the image? + O Ish DC supply O DC shunt motor…
A:
Q: Manual Control: Design a dc motor circuit to drive an assembly line consisting of a conveyor belt…
A: In the given drive circuit the dc motor used to drive conveyor at a constant speed of 150 rpm for…
Q: (3) Draw the electrical equivalent circuits for DC shunt motor and DC serial motor carefully and as…
A: The electrical equivalent circuit of DC shunt motor is shown below:
Q: We have a shunt DC Motor. Its armature resistance and shunt excitation resistance are 0,4 Q and 125…
A:
Q: 1. Define the DC motor drive 2. Classify the DC motor drive 3. How can be controlling on the speed…
A: NOTE- As per the rules we can answer only 3 sub-parts, please post the remaining sub-parts as the…
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: Identify the DC Motor used in Electric Traction system. With a neat sketch explain its working. List…
A: DC motor used in Electric Traction system Due to following features. DC series motor has high…
Q: Compare the Universal Motor operating characteristics on AC and DC and list the major differences.
A: According to the question we need to Compare the Universal Motor operating characteristics on AC and…
Q: What are the applications of vibration motor and Vacuum Pump in Mechatronics systems?
A: It is asked to tell the applications of vibration motor and Vacuum pump in Mechactronic systems.
Q: Explain the speed control of the dc motor? What are the different factors affecting the speed
A: The speed of the DC motor can be changed using the various technique automatically or manually. Emf…
Q: Explain the basic structure and working principle of the induction motor controller.
A: The three-stage AC induction motor is a rotating electric machine that is designed to work on a…
Q: 4 A shunt DC motor is operated at no-load at rated voltage 220 V, speed 1700 rpm and armature…
A:
Q: With suitable diagram explain the operation of a permanent magnet stepper motor.
A: The permanent magnet stepper motor is an electromechanical energy change device, which converts…
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 ......…
Q: Find the percent speed regulation for 4 pole, 240 Volts, 24 hp shunt motor having the following…
A:
Q: In the experiment of finding the parameters of synchronous machine, the field winding should be *…
A: 1. In synchronous machine, field winding is connected with dc supply.
Q: Q9. Write the Specifications of dc-motor which is used in the lab? Q10. Write the Specifications of…
A: Specification of DC motor Voltage V = 220 v Output Power P = 3 hp Type of motor = Shunt Field…
Q: a). Speed characteristics of dc series motor along with suitable diagram. b). Speed characteristics…
A: This question is from " ELECTRICAL MACHINE". Under which we are going to study about the performance…
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- Discuss the basic operating principle of electric motors we are currently using in the PhilippinesWrite the control mechanism of stepper motor .2. When field voltage is controlled to provide a method of variable speed control, the system is using aconcept known as fieldA. drive.B. stability.C. weakening.
- 11. Armature copper loss of DC motor is constant with the load. Select one: True FalseThe armature, series field and shunt field resistances of 125 kW, 250 V long shunt cummulative compound DC generator are 0.025 ohms, 0.01 ohms and 30 ohms respectively. If stray power loss at rated load is 5 kW, determine the power in the armature fieldanalyze 3 commonly used ac motor starting methods using suitable diagrams and torque-speed curves