# RTU Syllabus Electrical Engineering 5th Semester

**POWER ELECTRONICS**

Unit-1

Power Semiconductor Devices:Construction, Principle of operation, Characteristics and applications of Power Transistor& Thyristor. Characteristics of GTO, DIAC, MCT, TRIAC, Power MOSFET and IGBT; Two- Transistor Model of Thyristor, Thyristor Commutation methods.

Unit-2

SCR: Construction and characteristics, specification and ratings, pulse transformer, optical isolators, methods of turn on, triggering circuits for SCR: R, RC, UJT relaxation oscillator. Rating extension by series and parallel connections, string efficiency. Protection of SCR-Protection against over voltage, over current, dv/dt, di/dt, Gate protection.

Unit-3

Converters-I: Single Phase half & full wave converters with RL & RLE load, Single phase dual converters, Three phase half wave converters. Three phase full converters with RL load, Three phase dual converters.

Unit-4

Converters-II: Single and three-phase semi converters with RL & RLE load. Power factor improvement-Extinction angle control, symmetrical angle control, pulse width modulation control and sinusoidal pulse width modulation control. Inversion operation. Effect of load and source impedances.

Unit-5

DC-DC Converters: Step Up/Down Copper, Control strategies, Chopper Configurations, Analysis of type A Chopper

Voltage, current and load commutated chopper. Multiphase Chopper.

Text Books :

1. M. D. Singh and K. B. Khanchandani: Power Electronics 2/e, MGH.

2. M. H. Rashid: Power Electronics, Circuits Devices and Applications, Pearson.

Reference Books :

1. V. R. Moorthi: Power Electronics-Devices, Circuits and Industrial Applications, Oxford.

2. Theodore Wildi: Electrical Machines, Drives and Power Systems, Pearson.

3. Ned Mohan: Power Electronics, John Wiley.

4. Krein P. T.: Elements of Power Electronics, Oxford.

5. P. S. Bimbhra: Power Electronics, Khanna Publishers.

**MICROPROCESSOR AND COMPUTER ARCHITECTURE**

Unit-1

Introduction to 8085 Microprocessor Architecture: CPU, address bus, data bus and control bus. Input/Output devices, buffers,encoders, latches and memories. Internal Data Operations and Registers, Pins and Signals, Peripheral Devices and Memory Organization, Interrupts.

Unit-2

8085 Microprocessor Instructions: Classification, Format and Timing. Instruction Set: 8 Bit and 16 Bit Instructions, Programming and Debugging, Subroutines.

Unit-3

8085 Microprocessor Interfacing: 8259, 8257, 8255, 8253, 8155 chips and their applications. A/D conversion, memory, keyboard and display interface (8279).

Unit-4

8086 Microprocessor: Architecture: Architecture of INTEL 8086 (Bus Interface Unit, Execution unit), register organization, memory addressing, memory segmentation, Operating Modes Instruction Set of 8086: Addressing Modes: Instruction format: Discussion on instruction Set: Groups: data transfer, arithmetic, logic string, branch control transfer, processor control. Interrupts: Hardware and software interrupts, responses and types.

Unit-5

Basic Computer Architecture: Central Processing Unit, memory and input/output interfacing. Memory Classification Volatile and non-volatile memory, Primary and secondary memory, Static and Dynamic memory, Logical, Virtual and Physical memory. Types Of Memory: Magnetic core memory, binary cell, Rom architecture and different types of ROM, RAM architecture, PROM, PAL, PLA, Flash and Cache memory, SDRAM, RDRAM and DDRAM. Memory latency, memory bandwidth, memory seek time.

Text Books :

1. Gaonkar, Ramesh S.: Microprocessor Architecture, programming and Applications with the 8085

2. The 8085 Microprocessor: Architecture, Programming and Interfacing, Pearson Publisher.

Reference Books :

1. Douglas V. Hall: Microprocessors and Interfacing, Revised Second Edition (SIE), MGH.

2. Ray. A. K. & Burchandi, K. M.: Advanced Microprocessors and Peripherals, Architecture,

3. Lyla B. Das: The X 86 Microprocessors: Architecture, Programming and Interfacing Pearson Publisher.

4. Krishna Kant: Microprocessors and Microcontrollers, PHI Learning.

5. M. Rafiquzzaman: Microprocessors-Theory and applications, PHI.

6. B. Ram: Advanced Microprocessor & Interfacing. MGH.

**CONTROL SYSTEMS**

Unit-1

Introduction: Elements of control systems, concept of open loop and closed loop systems, Examples and application of open loop and closed loop systems, brief idea of multivariable control systems. Mathematical Modeling of Physical Systems: Representation of physical system (Electro Mechanical) by differential equations, Determination of transfer function by block diagram reduction techniques and signal flow method, Laplace transformation function, inverse Laplace transformation.

Unit-2

Time Response Analysis of First Order and Second Order System:Characteristic equations, response to step, ramp and parabolic inputs. Transient response analysis, steady state errors and error constants, Transient & steady state analysis of LTI systems.

Unit-3

Control System Components: Constructional and working concept of ac servomotor, synchronous and stepper motor

Stability and Algebraic Criteria: concept of stability and necessary conditions, Routh-Hurwitz criteria and limitations. Root Locus Technique: The root locus concepts, construction of root loci.

Unit-4

Frequency Response Analysis: Frequency response, correlation between time and frequency responses,polar and inverse polar plots, Bode plots Stability in Frequency Domain: Nyquist stability criterion, assessment of relative

stability: gain margin and phase margin, M and N Loci, Nichols chart.

Unit-5

The design problem and preliminary considerations lead, lag and lead-lag networks, design of closed loop systems using compensation techniques in time domain and frequency domain. Brief idea of proportional, derivative and integral controllers.

Text Books :

1. Smarjit Ghosh, Control Systems: Theory and Applications, 2/e, Pearson Publisher.

2. Dhannesh N. Manik: Control System, Cengage Learning.

Reference Books :

1. I. J. Nagrath and M. Gopal: Control Systems Engineering, 3rd Ed, New Age Publication.

2. K. R. Varmah: Control Systems, MGH

3. Anandnatrajan et. al.: Control Systems Engineering, 4th ed., Scitech Pub.

4. K. Ogata: Modern Control Engineering, Prentice Hall of India.

5. Norman S. Nise: Control System Engineering, John Wiley & Sons.

6. Richard C. Dorf, Robert H. Bishop: Modern Control Systems, Prentice-Hall

7. Robert H. Bishop: Modern Control Systems, Boyd and Fraser pub

**DATABASE MANAGEMENT SYSTEM**

Unit-1

Introduction, need, purpose and goals of DBMS. DBMS Architecture, Concept of keys, Generalization and specialization, Introduction to relational data model, ER modeling, concept of ER diagram

Unit-2

Database Design: Conceptual Data Base design. Theory of normalization, Primitive and composite data types, concept of physical and logical databases, Data abstraction and data independence, relational algebra and relational calculus.

Unit-3

SQL, DDL and DML. Constraints assertions, views database security. Application Development using SQL: Host Language interface embedded SQL programming. GL’s, Forms management and report writers. Stored procedures and triggers. Dynamic SQL, JDBC.

Unit-4

Internal of RDBMS: Physical data organization in sequential, indexed, random and hashed files. Inverted and multi-list structures.

Unit-5

(i) Transaction Management: Transaction concept, transaction state, serializability, conflict serializability, views serializability. (ii) Concurrency Control: Lock based protocol. (iii) Deadlock Handling: Prevention detection, recovery. (iv) Recovery System: Log based recovery.

Text Books :

1. Silverschatz Korth and Sudarshan: Database System Concepts, 6th ed., MGH.

2. Raghu Rama Krishnan: Database Management Systems, 2nd ed., MGH.

Reference Books :

1. S. K Singh: Database System Concepts, Designs and Applications, Pearson Education

2. Elmasari: Fundamentals of Data Base Systems, Pearson Education.

3. G. K. Gupta: Database Management Systems, MGH.

4. Date C. J.: An Introduction To Database System, Addition Wesley.

5. Alex Berson & Stephen J. Smith: Data Warehousing, Data Mining & OLAP, MGH.

6. Mallach: Data Warehousing System, MGH.

7. Majumdar & Bhattacharya: Database Management System, MGH.

**TRANSMISSION & DISTRIBUTION OF ELECTRICAL POWER**

Unit-1

Supply systems:Basic network of power system. Transmission and distribution voltage, effect of system voltage on size of conductor and losses. Comparison of DC 2- wire, DC 3-wire, 1-phase AC and 3-phase AC (3-wire and 4-wire) systems. Distribution Systems: Primary and secondary distribution systems, feeder, distributor and service mains. Radial and ring- main distribution systems. Kelvin’s law for conductor size.

Unit-2

Mechanical Features of Overhead Lines:Conductor material and types of conductor. Conductor arrangements and spacing. Calculation of sag and tension, supports at different levels, effect of wind and ice loading, stringing chart and sag template. Conductor vibrations and vibration dampers.

Unit-3

Parameters of Transmission Lines:Resistance inductance and capacitance of overheadlines, effect of earth, line transposition. Geometric mean radius and distance. Inductance and capacitance of line with symmetrical and unsymmetrical spacing Inductance and capacitance of double circuit lines. Skin and proximity effects.Equivalent circuits and performance of short and medium transmission lines.

Unit-4

Generalized ABCD Line Constants:equivalent circuit and performance of long transmission line. Ferranti effect. Interference with communication circuits. Power flow through atransmission line Corona:Electric stress between parallel conductors. Disruptive critical voltage and visual critical voltage, Factors affecting corona. Corona power loss. Effects of corona.

Unit-5

Insulators: Pin, shackle, suspension, post and strain insulators. Voltage distribution acrossan insulator string, grading and methods of improving string efficiency. Underground Cables: Conductor, insulator, sheathing and armoring materials. Types of cables. Insulator resistance and capacitance calculation. Electrostatic stresses and reduction of maximum stresses. Causes of breakdown. Thermal rating of cable. Introduction to oil filled and gas filled cables.

Text Books :

1. S. Sivanagaraju and S. Satyanarayana: Electric Power Transmission and Distribution, Pearson Publisher.

2. A. S. Pabla: Electric Power Distribution, MGH.

Reference Books :

1. B. R. Gupta: Power System Analysis & Design, S. Chand Publishers.

2. Soni, Gupta and Bhatnagar: A Course in Electrical Power, Dhanpat Rai.

3. C. L. Wadhwa: Electrical Power Systems, New Age.

4. Nagrath Kothari: Modern Power System Analysis, MGH.

5. J. J. Grainger & W. D. Stevenson: Power System Analysis, MGH.

6. Kamaraju: Electrical Power Distribution Systems, MGH.

**OPTIMIZATION TECHNIQUES**

Unit-1

Introduction: Engineering application of Optimization, Formulation of design problems as mathematical programming problems, classification of optimization problems.

Unit-2

Optimization Techniques: Classical optimization, multivariable with no constraints, unconstrained minimization techniques, Penalty function techniques, Lagrange multipliers and feasibility techniques.

Unit-3

Linear Programming: Graphical method, Simplex method, Duality in linear programming (LP), Sensitivity analysis Applications in civil engineering.

Unit-4

Non Linear Programming Techniques/Method: Unconstrained optimization, one dimensional minimization, golden section, elimination, quadratic and cubic, Fibonacci, interpolation Direct search, Descent, Constrained optimization, Direct and indirect, Optimization with calculus, Khun‐Tucker conditions.

Unit-5

Constrained Optimization Techniques: Direct, complex, cutting plane, exterior penalty function methods for structural engineering problems.

Text Books :

1. Rao S. S.: Engineering Optimization- Theory and Practice, New Age International.

2. Hadley. G.: Linear programming, Narosa Publishing House, New Delhi.

Reference Books :

1. Deb. K.: Optimization for Engineering Design‐ Algorithms and Examples, PHI.

2. Bhavikatti S. S.: Structural Optimization Using Sequential Linear Programming, Vikas Publishing House

3. Spunt: Optimum Structural Design, Prentice Hall.

4. Uri Krisch: Optimum Structural Design, MGH.

**PRINCIPLE OF COMMUNICATION SYSTEMS**

Unit-1

Noise Effects in Communication Systems: Resistor noise, Networks with reactive elements, Noise temperature, Noise bandwidth, effective input noise temperature, Noise figure. Noise figure & equivalent noise temperature in cascaded circuits.

Unit-2

Amplitude Modulation: Frequency translation, Recovery of base band signal, Spectrum & power relations in AM systems. Methods of generation & demodulation of AM-DSB, AMDSB/SC and AM-SSB signals. Modulation & detector circuits for AM systems. AM transmitters & receivers.

Unit-3

Frequency Modulation: Phase & freq. modulation & their relationship, Spectrum & bandwidth of a sinusoidally modulated FM signal, phasor diagram, Narrow band & wide band FM. Generation & demodulation of FM signals.

FM transmitters & receivers, Comparison of AM, FM & PM. Pre emphasis & de- emphasis. Threshold in FM, PLL demodulator.

Unit-4

Noise in AM and FM: Calculation of signal-to-noise ratio in SSB-SC, DSB- SC, DSB with carrier, Noise calculation of square law demodulator & envelope detector. Calculation of S/N ratio in FM demodulators, Super-heterodyne receivers.

Unit-5

Pulse Modulation Systems: Sampling theorem, Generation and demodulation methods of PAM, PWM, PPM.

Text Books :

1. John G. Proakis, and Masoud Salehi: Fundamentals of Communication Systems, Pearson Publisher.

2. P. Ramakrishna Rao: Communication Systems, MGH.

Reference Books :

1. V. Chandra Sekar: Communication Systems, Oxford.

2. Taub and Schilling: Principles of Communication Systems 3/e, MGH.

3. B. P. Lathi: Modern Analog & Digital Communication System, 4th ed., Oxford.

4. Simon Hykin: Communication Systems, John Wiley and Sons.

5. R. P. Singh and S. D. Sapre: Communication System Analog & Digital 2/e, MGH.

6. G. Kennedy and B. Davis: Electronic Communication Systems, MGH.

7. Roy Blake: Wireless Communication Technology, Thomson Asia Pvt. Ltd. Singapore.

**A INTRODUCTION TO VLSI**

Unit-1

Introduction to MOS Technology: Basic MOS transistors, Enhancement Mode transistoraction, Depletion Mode transistor action, NMOS and CMOS fabrication.

Unit-2

Basic Electrical Properties of MOS Circuits:IDS versus VDS relationship, Aspects of threshold voltage, Transistor Trans conductance gm. The NMOS inverter, Pull up to Pull-down ratio for a NMOS Inverter and CMOS

Inverter(Bn/Bp ), MOS transistor circuit Model, Noise Margin.

Unit-3

CMOS Logic Circuits:The inverter, Combinational Logic, NAND Gate NOR gate, Compound Gates, 2 input CMOS Multiplexer, Memory latches and registers Transmission Gate, Gate delays, CMOS-Gate Transistor sizing, Power dissipation

Unit-4

Basic Physical Design of Simple Gates and Layout Issues: Layout issues for inverter, Layout for NAND and NOR Gates, Complex Logic gates Layout, Layout optimization for performance.

Unit-5

Introduction to VHDL, Verilog & other design tools. VHDL Code for simple Logic gates, flip-flops, shift-registers, Counters, Multiplexers, adders and subtractors.

Text Books :

1. S. M. Sze: VLSI Technology, MGH.

2. Debaprasad Das: VLSI Design, Oxford.

Reference Books :

1. Angsuman Sarkaret. al.: VLSI Design and EDA Tools, Scitech Pub.

2. S. M. Kang: CMOS Digital Integrated Circuits, MGH.

3. Stephen A. Campbell: The Science & Engineering of Microelectronic Fabrication,Oxford.

4. James D. Plummer, Micheal Deal & Petter B. Griffin: Silicon VLSI Tech. Fundamental Practice & Modeling, Prentice Hall.

**POWER ELECTRONICS LAB**

Experiments :

1 Study the comparison of following power electronics devices regarding ratings, performance characteristics and applications: Power Diode, Power Transistor, Thyristor, Diac, Triac, GTO, MOSFET, MCT and SIT.

2 Determine V-I characteristics of SCR and measure forward breakdown voltage, latching and holding currents.

3 Find V-I characteristics of TRIAC and DIAC.

4 Find output characteristics of MOSFET and IGBT.

5 Find transfer characteristics of MOSFET and IGBT.

6 Find UJT static emitter characteristics and study the variation in peak point and valley point.

7 Study and test firing circuits for SCR-R, RC and UJT firing circuits.

8 Study and test 3-phase diode bridge rectifier with R and RL loads. Study the effect of filters.

9 Study and obtain waveforms of single-phase half wave controlled rectifier with and without filters. Study the variation of output voltage with respect to firing angle.

10 Study and obtain waveforms of single-phase half controlled bridge rectifier with R and RL loads. Study and show the effect of freewheeling diode.

11 Study and obtain waveforms of single-phase full controlled bridge converter with R and RL loads. Study and show rectification and inversion operations with and without freewheeling diode.

12 Control the speed of a dc motor using single-phase half controlled bridge rectifier and full controlled bridge rectifier. Plot armature voltage versus speed characteristics.

Reference/Suggested Books :

1. O. P. Arora: Power Electronics Laboratory-Experiments and Organization, Narosa Pub.

2. P. B. Zbar: Industrial Electronics- A Text-Lab Manual, MGH.

**MICROPROCESSOR LAB**

Experiments :

1 Study the hardware, functions, memory structure and operation of 8085-Microprocessor kit.

2 Program to perform integer division: (1) 8-bit by 8-bit (2) 16-bit by 8-bit.

3 Transfer of a block of data in memory to another place in memory

4 Transfer of black to another location in reverse order.

5 Searching a number in an array.

6 Sorting of array in: (1) Ascending order (2) Descending order.

7 Finding party of a 32-bit number.

8 Program to perform following conversion (1) BCD to ASCII (2) BCD to hexadecimal.

9 Program to multiply two 8–bit numbers

10 Program to generate and sum 15 Fibonacci numbers.

11 Program for rolling display of message “India”, “HELLO”.

12 To insert a number at correct place in a sorted array.

13 Reversing bits of an 8-bit number.

14 Fabrication of 8-bit LED interfaces for 8085 kit through 8155 and 8255.

15 Data transfer on output port 8155 & 8255 & implementation of disco light, running light, and sequential lights on the above mentioned hardware.

16 Parallel data transfer between two DYNA-85 kit using 8253 ports.

17 Generation of different waveform on 8253/8254 programmable timer.

**DBMS LAB**

Experiments :

1 Designing database and constraints using DDL statements.

2 Experiments for practicing SQL query execution on designed database.

3 Database connectivity using JDBC/ODBC.

4 Features of embedded SQL.

5 Designing front end in HLL and accessing data from backend database.

6 Designing simple projects using front end-back end programming

7 Project for generating Electricity Bills

8 Project for managing student’s attendance/marks details.

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