ELECTRICAL ENGINEERING SEMESTER 6 SYLLABUS

ELECTRICAL ENGINEERING SEMESTER 6 SYLLABUS

SUBJECTS

EC6651 Communication Engineering
EE6601 Solid State Drives
EE6602 Embedded Systems
EE6603 Power System Operation and Control
EE6604 Design of Electrical Machines
Elective - I
EE6611 Power Electronics and Drives Laboratory
EE6612 Microprocessors and Microcontrollers Laboratory
EE6613 Presentation Skills and Technical Seminar

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EC6651 Communication Engineering

LT P C
3 0 0 3
OBJECTIVES:
To introduce different methods of analog communication and their significance
To introduce Digital Communication methods for high bit rate transmission
To introduce the concepts of source and line coding techniques for enhancing rating of transmission of minimizing the errors in transmission.
To introduce MAC used in communication systems for enhancing the number of users.
To introduce various media for digital communication

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UNIT I ANALOG COMMUNICATION
AM – Frequency spectrum – vector representation – power relations – generation of AM – DSB, DSB/SC, SSB, VSB AM Transmitter & Receiver; FM and PM – frequency spectrum – power relations : NBFM & WBFM, Generation of FM and DM, Amstrong method & Reactance modulations : FM & PM frequency.

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UNIT II DIGITAL COMMUNICATION
Pulse modulations – concepts of sampling and sampling theormes, PAM, PWM, PPM, PTM, quantization and coding : DCM, DM, slope overload error. ADM, DPCM, OOK systems – ASK, FSK, PSK, BSK, QPSK, QAM, MSK, GMSK, applications of Data communication.

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UNIT III SOURCE CODES, LINE CODES & ERROR CONTROL (Qualitative only)
Primary communication – entropy, properties, BSC, BEC, source coding : Shaum, Fao, Huffman coding : noiseless coding theorum, BW – SNR trade off codes: NRZ, RZ, AMI, HDBP, ABQ, MBnBcodes : Efficiency of transmissions, error control codes and applications: convolutions & block codes.

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UNIT IV MULTIPLE ACCESS TECHNIQUES
SS&MA techniques : FDMA, TDMA, CDMA, SDMA application in wire and wireless communication : Advantages (merits) :

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UNIT V SATELLITE, OPTICAL FIBER – POWERLINE, SCADA
Orbits : types of satellites : frequency used link establishment, MA techniques used in satellite communication, earth station; aperture actuators used in satellite – Intelsat and Insat: fibers – types: sources, detectors used, digital filters, optical link: power line carrier communications: SCADA
TEXT BOOKS:
1. Taub & Schiling “Principles of Communication Systems” Tata McGraw Hill 2007.
2. J.Das “Principles of Digital Communication” New Age International, 1986.
REFERENCES:
1. Kennedy and Davis “Electronic Communication Systems” Tata McGraw hill, 4th Edition, 1993.
2. Sklar “Digital Communication Fundamentals and Applications“ Pearson Education, 2001.
3. Bary le, Memuschmidt, Digital Communication, Kluwer Publication, 2004.
4. B.P.Lathi “Modern Digital and Analog Communication Systems” Oxford University Press, 1998.
SUBJECTS

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EE6601 Solid State Drives

L T P C
3 0 0 3
OBJECTIVES:
To understand steady state operation and transient dynamics of a motor load system.
To study and analyze the operation of the converter/chopper fed dc drive, both qualitatively and quantitatively.
To study and understand the operation and performance of AC motor drives.
To analyze and design the current and speed controllers for a closed loop solid state DC motor drive.

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UNIT I DRIVE CHARACTERISTICS
Electric drive – Equations governing motor load dynamics – steady state stability – multi quadrant Dynamics: acceleration, deceleration, starting & stopping – typical load torque characteristics – Selection of motor.

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UNIT II CONVERTER / CHOPPER FED DC MOTOR DRIVE
Steady state analysis of the single and three phase converter fed separately excited DC motor drive–continuous and discontinuous conduction– Time ratio and current limit control – 4 quadrant operation of converter / chopper fed drive.

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UNIT III INDUCTION MOTOR DRIVES
Stator voltage control–energy efficient drive–v/f control–constant airgap flux–field weakening mode – voltage / current fed inverter – closed loop control.

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UNIT IV SYNCHRONOUS MOTOR DRIVES
V/f control and self control of synchronous motor: Margin angle control and power factor control – permanent magnet synchronous motor.

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UNIT V DESIGN OF CONTROLLERS FOR DRIVES
Transfer function for DC motor / load and converter – closed loop control with Current and speed feedback–armature voltage control and field weakening mode – Design of controllers; current controller and speed controller- converter selection and characteristics.
TEXT BOOKS:
1. Gopal K.Dubey, Fundamentals of Electrical Drives, Narosa Publishing House, 1992.
2. Bimal K.Bose. Modern Power Electronics and AC Drives, Pearson Education, 2002.
3. R.Krishnan, Electric Motor & Drives: Modeling, Analysis and Control, Prentice Hall of India, 2001.
REFERENCES:
1. John Hindmarsh and Alasdain Renfrew, “Electrical Machines and Drives System,” Elsevier 2012.
2. Shaahin Felizadeh, “Electric Machines and Drives”, CRC Press(Taylor and Francis Group), 2013.
3. S.K.Pillai, A First course on Electrical Drives, Wiley Eastern Limited, 1993.
4. S. Sivanagaraju, M. Balasubba Reddy, A. Mallikarjuna Prasad “Power semiconductor drives” PHI, 5th printing, 2013.
5. N.K.De., P.K.SEN”Electric drives” PHI, 2012.
6. Vedam Subramanyam, ”Thyristor Control of Electric Drives”, Tata McGraw Hill, 2007
SUBJECTS

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EE6602 Embedded Systems

LT P C
3 0 0 3
OBJECTIVES:
To introduce the Building Blocks of Embedded System
To Educate in Various Embedded Development Strategies
To Introduce Bus Communication in processors, Input/output interfacing.
To impart knowledge in Various processor scheduling algorithms.
To introduce Basics of Real time operating system and example tutorials to discuss on one realtime operating system tool

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UNIT I INTRODUCTION TO EMBEDDED SYSTEMS
Introduction to Embedded Systems – The build process for embedded systems- Structural units in Embedded processor , selection of processor & memory devices- DMA – Memory management methods- Timer and Counting devices, Watchdog Timer, Real Time Clock, In circuit emulator, Target Hardware Debugging.

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UNIT II EMBEDDED NETWORKING
Embedded Networking: Introduction, I/O Device Ports & Buses– Serial Bus communication protocols - RS232 standard – RS422 – RS485 - CAN Bus -Serial Peripheral Interface (SPI) – Inter Integrated Circuits (I2C) –need for device drivers.

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UNIT III EMBEDDED FIRMWARE DEVELOPMENT ENVIRONMENT
Embedded Product Development Life Cycle- objectives, different phases of EDLC, Modelling of EDLC; issues in Hardware-software Co-design, Data Flow Graph, state machine model, Sequential Program Model, concurrent Model, object oriented Model.

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UNIT IV RTOS BASED EMBEDDED SYSTEM DESIGN
Introduction to basic concepts of RTOS- Task, process & threads, interrupt routines in RTOS, Multiprocessing and Multitasking, Preemptive and non-preemptive scheduling, Task communicationshared memory, message passing-, Inter process Communication – synchronization between processes-semaphores, Mailbox, pipes, priority inversion, priority inheritance, comparison of Real time Operating systems: Vx Works, ?C/OS-II, RT Linux.

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UNIT V EMBEDDED SYSTEM APPLICATION DEVELOPMENT
Case Study of Washing Machine- Automotive Application- Smart card System Application,.
TEXT BOOKS:
1. Rajkamal, ‘Embedded System-Architecture, Programming, Design’, Mc Graw Hill, 2013.
2. Peckol, “Embedded system Design”, John Wiley & Sons,2010
3. Lyla B Das,” Embedded Systems-An Integrated Approach”, Pearson, 2013
REFERENCES:
1. Shibu. K.V, “Introduction to Embedded Systems”, Tata Mcgraw Hill,2009.
2. Elicia White,” Making Embedded Systems”, O’ Reilly Series,SPD,2011.
3. Tammy Noergaard, “Embedded Systems Architecture”, Elsevier, 2006.
4. Han-Way Huang, ”Embedded system Design Using C8051”, Cengage Learning,2009.
5. Rajib Mall “Real-Time systems Theory and Practice” Pearson Education, 2007.
SUBJECTS

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EE6603 Power System Operation and Control

L T P C
3 0 0 3
OBJECTIVES:
• To have an overview of power system operation and control.
• To model power-frequency dynamics and to design power-frequency controller.
• To model reactive power-voltage interaction and the control actions to be implemented for maintaining the voltage profile against varying system load.
• To study the economic operation of power system.
• To teach about SCADA and its application for real time operation and control of power systems.

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UNIT I INTRODUCTION
An overview of power system operation and control - system load variation - load characteristics - load curves and load-duration curve - load factor - diversity factor - Importance of load forecasting and quadratic and exponential curve fitting techniques of forecasting – plant level and system level controls .

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UNIT II REAL POWER - FREQUENCY CONTROL
Basics of speed governing mechanism and modeling - speed-load characteristics – load sharing between two synchronous machines in parallel - control area concept - LFC control of a single-area system - static and dynamic analysis of uncontrolled and controlled cases - two-area system – modeling - static analysis of uncontrolled case - tie line with frequency bias control - state variable model - integration of economic dispatch control with LFC.

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UNIT III REACTIVE POWER–VOLTAGE CONTROL
Generation and absorption of reactive power - basics of reactive power control - excitation systems – modeling - static and dynamic analysis - stability compensation - methods of voltage control: tapchanging transformer, SVC (TCR + TSC) and STATCOM – secondary voltage control.

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UNIT IV

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UNIT COMMITMENT AND ECONOMIC DISPATCH
Formulation of economic dispatch problem – I/O cost characterization – incremental cost curve - coordination equations without and with loss (No derivation of loss coefficients) - solution by direct method and ?-iteration method - statement of unit commitment problem – priority-list method - forward dynamic programming.

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UNIT V COMPUTER CONTROL OF POWER SYSTEMS
Need for computer control of power systems - concept of energy control centre - functions - system monitoring - data acquisition and control - system hardware configuration – SCADA and EMS functions - network topology - state estimation – WLSE - Contingency Analysis - state transition diagram showing various state transitions and control strategies.
TEXT BOOKS:
1. Olle.I.Elgerd, ‘Electric Energy Systems theory - An introduction’, Tata McGraw Hill Education Pvt. Ltd., New Delhi, 34th reprint, 2010.
2. Allen. J. Wood and Bruce F. Wollenberg, ‘Power Generation, Operation and Control’, John Wiley & Sons, Inc., 2003.
3. Abhijit Chakrabarti, Sunita Halder, ‘Power System Analysis Operation and Control’, PHI learning Pvt. Ltd., New Delhi, Third Edition, 2010.
REFERENCES:
1. Nagrath I.J. and Kothari D.P., ‘Modern Power System Analysis’, Tata McGraw-Hill, Fourth Edition, 2011.
2. Kundur P., ‘Power System Stability and Control, Tata McGraw Hill Education Pvt. Ltd., New Delhi, 10th reprint, 2010.
3. Hadi Saadat, ‘Power System Analysis’, Tata McGraw Hill Education Pvt. Ltd., New Delhi, 21st reprint, 2010.
4. N.V.Ramana, “Power System Operation and Control,” Pearson, 2011.
5. C.A.Gross, “Power System Analysis,” Wiley India, 2011.
SUBJECTS

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EE6604 Design of Electrical Machines

LT P C
3 1 0 4
OBJECTIVES:
To study mmf calculation and thermal rating of various types of electrical machines.
To design armature and field systems for D.C. machines.
To design core, yoke, windings and cooling systems of transformers.
To design stator and rotor of induction machines.
To design stator and rotor of synchronous machines and study their thermal behaviour.

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UNIT I INTRODUCTION
Major considerations in Electrical Machine Design - Electrical Engineering Materials – Space factor – Choice of Specific Electrical and Magnetic loadings - Thermal considerations - Heat flow – Temperature rise and Insulating Materials - Rating of machines – Standard specifications.

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UNIT II DC MACHINES
Output Equations – Main Dimensions – Choice of Specific Electric and Magnetic Loading - Maganetic Circuits Calculations - Carter’s Coefficient - Net length of Iron –Real & Apparent flux densities – Selection of number of poles – Design of Armature – Design of commutator and brushes – performance prediction using design values.

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UNIT III TRANSFORMERS
Output Equations – Main Dimensions - kVA output for single and three phase transformers – Window space factor – Design of core and winding – Overall dimensions – Operating characteristics – No load current – Temperature rise in Transformers – Design of Tank - Methods of cooling of Transformers.

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UNIT IV INDUCTION MOTORS
Output equation of Induction motor – Main dimensions – Choice of Average flux density – Length of air gap- Rules for selecting rotor slots of squirrel cage machines – Design of rotor bars & slots – Design of end rings – Design of wound rotor – Magnetic leakage calculations – Leakage reactance of polyphase machines- Magnetizing current - Short circuit current – Operating characteristics- Losses and Efficiency.

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UNIT V SYNCHRONOUS MACHINES
Output equations – choice of Electrical and Magnetic Loading – Design of salient pole machines – Short circuit ratio – shape of pole face – Armature design – Armature parameters – Estimation of air gap length – Design of rotor –Design of damper winding – Determination of full load field mmf – Design of field winding – Design of turbo alternators – Rotor design.
TEXT BOOKS:
1. Sawhney, A.K., 'A Course in Electrical Machine Design', Dhanpat Rai & Sons, New Delhi, 1984.
2. M.V.Deshpande “Design and Testing of Electrical Machine Design” Wheeler Publications, 2010.
REFERENCES:
1. A.Shanmuga Sundaram, G.Gangadharan, R.Palani 'Electrical Machine Design Data Book', New Age International Pvt. Ltd., Reprint, 2007.
2. R.K.Agarwal “ Principles of Electrical Machine Design” Esskay Publications, Delhi, 2002.
3. Sen, S.K., 'Principles of Electrical Machine Designs with Computer Programmes', Oxford and IBH Publishing Co. Pvt. Ltd., New Delhi, 1987.
SUBJECTS

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Elective - I

1. EE6001 Visual Languages and Applications
2. IC6601 Advanced Control System
3. EE6002 Power System Transients
4. EE6003 Optimisation Techniques
REFER ELECTIVE SECTION
SUBJECTS

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EE6611 Power Electronics and Drives Laboratory

LT P C
0 0 3 2
OBJECTIVES:
To provide hands on experience with power electronic converter design and testing
LIST OF EXPERIMENTS:
1. Gate Pulse Generation using R,RC and UJT.
2. Characteristics of SCR and Triac
3. Characteristics of MOSFET and IGBT
4. AC to DC half controlled converter
5. AC to DC fully controlled Converter
6. Step down and step up MOSFET based choppers
7. IGBT based single phase PWM inverter
8. IGBT based three phase PWM inverter
9. AC Voltage controller
10. Switched mode power converter.
11. SimulationofPEcircuits(1F&3Fsemiconverter,1F&3Ffullconverter,dc-dc converters, ac voltage controllers).
SUBJECTS

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EE6612 Microprocessors and Microcontrollers Laboratory

LT P C
0 0 3 2
OBJECTIVES:
To provide training on programming of microprocessors and microcontrollers and understand the interface requirements.
LIST OF EXPERIMENTS:
1. Simple arithmetic operations: addition / subtraction / multiplication / division.
2. Programming with control instructions:
(i) Ascending / Descending order, Maximum / Minimum of numbers
(ii) Programs using Rotate instructions
(iii) Hex / ASCII / BCD code conversions.
3. Interface Experiments: with 8085
(i) A/D Interfacing. & D/A Interfacing.
4. Traffic light controller.
5. I/O Port / Serial communication
6. Programming Practices with Simulators/Emulators/open source
7. Read a key ,interface display
8. Demonstration of basic instructions with 8051 Micro controller execution, including:
(i) Conditional jumps, looping
(ii) Calling subroutines.
9.. Programming I/O Port 8051
(i) study on interface with A/D & D/A
(ii) study on interface with DC & AC motor .
10. Mini project development with processors.
SUBJECTS

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EE6613 Presentation Skills and Technical Seminar

LT P C
0 0 2 1
OBJECTIVES:
To encourage the students to study advanced engineering developments
To prepare and present technical reports.
To encourage the students to use various teaching aids such as over head projectors, power point presentation and demonstrative models.
METHOD OF EVALUATION :
During the seminar session each student is expected to prepare and present a topic on engineering/ technology, for a duration of about 8 to 10 minutes. In a session of three periods per week, 15 students are expected to present the seminar. Each student is expected to present atleast twice during the semester and the student is evaluated based on that. At the end of the semester, he / she can submit a report on his / her topic of seminar and marks are given based on the report. A Faculty guide is to be allotted and he / she will guide and monitor the progress of the student and maintain attendance also. Evaluation is 100% internal.
OUTCOMES:
Ability to review, prepare and present technological developments
Ability to face the placement interviews
SUBJECTS