Exam Details
| Subject | principles of machine modeling analysis | |
| Paper | ||
| Exam / Course | computer science and engineering | |
| Department | ||
| Organization | Vardhaman College Of Engineering | |
| Position | ||
| Exam Date | June, 2017 | |
| City, State | telangana, hyderabad |
Question Paper
Hall Ticket No:
Question Paper Code B3301
(AUTONOMOUS) M. Tech I Semester Supplementary Examinations, June 2017
(Regulations: VCE-R15) PRINCIPLES OF MACHINE MODELING ANALYSIS
(Power Electronics and Electric Drives) Date: 05 June, 2017 AN
Time: 3 hours
Max Marks: 70
Answer any FIVE Questions
Each Question carries equal marks
1.
Derive the equivalent circuit of a magnetically coupled circuit.
7M
With a neat sketch, explain the power angle characteristics of a non-salient pole synchronous machine.
7M
2.
Discuss briefly the basic Two-Pole machine representations of the following machines:
i. D.C Shunt machine with interpoles
ii. Synchronous machine with dampers
7M
Obtain an expression for the electrical torque of the primitive machine.
7M
3.
Explain the transient performance of a dc shunt motor during sudden changes in load torque.
7M
Derive the mathematical model of a shunt-connected dc motor. Also draw the block diagram.
7M
4.
Obtain the transformation for currents from a rotating balanced 3-phase winding to a rotating balanced 2-phase winding.
7M
Derive the transformation for currents between a rotating balanced 2-phase winding and a pseudo-stationary two-phase winding.
7M
5.
Show that transformation of balanced three phase variables results in balanced two phase variables in all reference frames except in synchronously rotating reference frame.
6M
Using the three phase to arbitrary reference frame transformation, express the voltage equations in arbitrary reference frame for a three phase R-L circuit. Also draw the arbitrary reference frame equivalent circuits for 3 phase R-L circuit.
8M
6.
Derive the voltage equations of a three phase induction machine in arbitrary reference frame.
8M
Draw the arbitrary reference frame equivalent circuit for a 3 phase symmetrical induction machine.
6M
7.
Derive the expression for rotor energy losses in a three phase induction motor during starting and braking.
7M
Derive the expression for change in speed of a three phase induction motor due to sudden change in supply voltage with constant load torque.
7M
8.
Starting from fundamentals express the voltages and currents for the two axis representation of synchronous machine in state-variable form.
14M
Question Paper Code B3301
(AUTONOMOUS) M. Tech I Semester Supplementary Examinations, June 2017
(Regulations: VCE-R15) PRINCIPLES OF MACHINE MODELING ANALYSIS
(Power Electronics and Electric Drives) Date: 05 June, 2017 AN
Time: 3 hours
Max Marks: 70
Answer any FIVE Questions
Each Question carries equal marks
1.
Derive the equivalent circuit of a magnetically coupled circuit.
7M
With a neat sketch, explain the power angle characteristics of a non-salient pole synchronous machine.
7M
2.
Discuss briefly the basic Two-Pole machine representations of the following machines:
i. D.C Shunt machine with interpoles
ii. Synchronous machine with dampers
7M
Obtain an expression for the electrical torque of the primitive machine.
7M
3.
Explain the transient performance of a dc shunt motor during sudden changes in load torque.
7M
Derive the mathematical model of a shunt-connected dc motor. Also draw the block diagram.
7M
4.
Obtain the transformation for currents from a rotating balanced 3-phase winding to a rotating balanced 2-phase winding.
7M
Derive the transformation for currents between a rotating balanced 2-phase winding and a pseudo-stationary two-phase winding.
7M
5.
Show that transformation of balanced three phase variables results in balanced two phase variables in all reference frames except in synchronously rotating reference frame.
6M
Using the three phase to arbitrary reference frame transformation, express the voltage equations in arbitrary reference frame for a three phase R-L circuit. Also draw the arbitrary reference frame equivalent circuits for 3 phase R-L circuit.
8M
6.
Derive the voltage equations of a three phase induction machine in arbitrary reference frame.
8M
Draw the arbitrary reference frame equivalent circuit for a 3 phase symmetrical induction machine.
6M
7.
Derive the expression for rotor energy losses in a three phase induction motor during starting and braking.
7M
Derive the expression for change in speed of a three phase induction motor due to sudden change in supply voltage with constant load torque.
7M
8.
Starting from fundamentals express the voltages and currents for the two axis representation of synchronous machine in state-variable form.
14M
Other Question Papers
Subjects
- advanced algorithms
- advanced algorithms laboratory
- advanced data communications
- advanced data structures
- advanced data structures laboratory audit course – i
- advanced mechanics of solids
- advanced mechanisms
- advanced operating systems
- advanced operating systems laboratory
- artificial intelligence and neural networks
- business analytics
- cloud computing
- cloud computing laboratory
- cmos vlsi design
- computer graphics
- computer organization and architecture
- computer vision and pattern recognition
- constitution of india
- cpld and fpga architectures and applications
- cryptography and computer security
- data warehousing and data mining
- datawarehousing and data mining
- design patterns
- digital image processing
- digital systems design
- disaster management
- distributed computing
- distributed databases
- distributed operating systems
- dsp processors and architectures
- embedded linux
- embedded real time operating systems
- embedded systems
- energy conversion systems
- english for research papers writing
- entrepreneurship development
- finite element methods
- fracture, fatigue and creep deformation
- human computer interaction
- image processing
- industrial safety
- information retrieval systems
- information security
- machine learning
- major project phase-i
- major project phase-ii
- microcontrollers for embedded system design
- mini project with seminar audit course – ii
- mobile computing
- mobile satellite communications
- national service scheme
- number theory and cryptography
- object oriented analysis and design
- operations research
- pedagogy studies
- personality development through life enlightenment skills
- power electronic control of dc drives
- power electronic converters-i
- power semi conductor devices
- principles of machine modeling analysis
- research methodology and intellectual property rights
- sanskrit for technical knowledge
- semantic web and social networks
- software engineering principles
- solar, energy and applications
- stress management by yoga
- system modeling and simulation
- value education
- waste to energy
- web security
- wireless and mobile computing