Programme Code: EE EC 11 312 Applied Electronics and ... · PDF fileEE 11 312 Applied Electronics and digital Techniques 1 ... (Symbols, Logic equation ... 1.2 Basic block diagram

Government Polytechnic Mumbai Electrical Engineering Department

EE 11 312 Applied Electronics and digital Techniques

1

Programme Code: EE

Course Code: EC 11 312 Course Title: Applied Electronics and Digital Techniques

Compulsory / Optional: Compulsory

Teaching Scheme and Credits Examination Scheme

TH TU PR Total TH TS PR OR TW Total

04 -- 02 06 80 20 50(Ext) -- -- 150

Rationale: This course deals with operating principle and application of electronic circuits and devices like amplifiers, oscillator etc. Digital electronics is introduced with the view that students will be familiar with various digital devices and circuits, which are used in Microprocessor, Computer & other digital systems. Objectives: The students will be able to

- Understand and verify the working principle of different types of amplifiers and oscillators, multivibrators and classify them.

- Analyze & apply working principles to various circuits for applications. - Understand the concept & principles of logic devices and draw the logic circuit diagram. - Explain the operation of different logic devices and test them.

Section I

Contents: Hours Marks

01 - Power Amplifier:

1.1 Introduction, Classification – Class A, Class B, Class AB & Class C, efficiency of each. 1.2 Single stage class A power amplifier 1.3 Circuit operation, input & output waveforms, graphical analysis and

efficiency of Transformer coupled resistive load single stage power amplifier and Class B push pull amplifier.

1.4 Concept of cross over distortion, Advantages of push pull amplifier. 1.5 Collector power dissipation, requirement & specifications of power

transistor, need of heat sink. Classification and comparison of power amplifiers.

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02 - FET Amplifiers:

2.1 Biasing of FET: Source Self Bias, Drain to source Bias. 2.2 Common Source Amplifier: Working & Applications. 2.3 MOSFET: Types, Construction, Working& Applications. 2.4 IGBT

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03 - Feedback Amplifiers:

3.1 General theory of feedback: Types of feedback – negative & positive feedback. 3.2 Types of negative feedback – voltage shunt, voltage series, current

shunt & current series. 3.3 Effect of negative feedback on CE amplifier due to emitter bypass

capacitor and emitter resistance. 3.4 Effect of negative feedback on voltage gain, bandwidth, input impedance, output impedance, stability, noise, distortion in amplifiers.

08 10

04 - Oscillator:

4.1 Introduction to oscillator, block diagram of sine wave oscillator, requirement of oscillation -Barkhausen criterion. 4.2 Operating principles, circuit diagram, expression for frequency,

frequency stability & applications of RC & LC oscillators. RC oscillators - RC phase shift,Wein bridge.

LC oscillators – Colpitts, Hartley.

05 06

05 - Multivibrators:

5.1 Multivibrator classification, circuit, working principle & frequency/ time with specific application of Astable, Monostable, Bistable. 5.2 Working principle, circuit and applications of Schmitt trigger.

05 06

Section II


06 - Number system, codes and Binary Arithmetic:

6.1 Concept of base of a number system Binary, decimal, Octal, Hexadecimal. 6.2 Conversion of one number system to another system (Fractional point

number). 6.3 Necessity of codes- ASCII, BCD code, HEX. 6.4 Rules of Binary addition, subtraction. 6.5 Concept of 1’s, 2’s Complements of binary numbers. 6.6 Subtraction using 1’s & 2’s complements.

06 06

07 - Logic Gates & Families:

7.1 Concept of digital signals. 7.2 Representation of digital signals using positive and negative logic 7.3 Logic Gates: AND gate, OR gate, Inverter and buffer, Concept of universal gates NAND gate, NOR gate, Exclusive-OR, exclusive-NOR gate (Symbols, Logic equation, truth table, IC numbers). 7.4 Concept of logic family.

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08 - Boolean Algebra:

8.1 Construction of Logic circuits using gates for Boolean expression. 8.2 Rules of Boolean Algebra. 8.3 Demorgan’s Theorem.

05 06

09 - Flip Flops:

9.1 Basic concept of Flip Flop. 9.2 Types of Flip Flop: RS, Clocked RS, T, D, JK, Master slave JK FF (Diagram, Symbol, Truth table, Operation, Applicationas a Shift Register). 9.2 Concept of Preset & Clear, Race around condition. 9.4 Flip Flop IC numbers.

06 08

10 - Counters:

10.1 Basic concept of counters 10.2 Classification of counters - Synchronous &Asynchronous/ripple 10.3 Concept of UP & DOWN counters. 10.4 Circuit diagram, operation and Timing diagram of a Four - Bit Binary counter.

05 08

11 - Multiplexer / Demultiplexer and Data Converter:

11.1 Multiplexer - Necessity of multiplexing. 11.2 Principle of multiplexing & their types - 2: 1 and 4: 1 (Block diagram, Operating principle and Applications). 11.3 Demultiplexer - Necessity of demultiplexing Principle of demultiplexing& their types - 1:2 and1: 4 (Block diagram, Operating principle and Applications). 11.4 A to D converter (two types) successive approximation, Dual slope types. 11.5 D to A Converter (two types) R-2R type, Ladder type.

06 08

List of Practical:

1. To construct and plot frequency response of RC coupled amplifier. Calculate the gain, bandwidth. Selection criterion for transistor.

2. To plot frequency response of FET amplifier. 3. To test RC Phase shift oscillator and calculate and verify the output frequency. 4. To test Colpitt/ Hartley oscillator. Calculate and verify the output frequency. 5. To trace AstableMultivibrator and observe the output waveforms and verify the frequency. 6. To trace MonostableMultivibrator and observe the input and output waveforms and verify the

monostable period. 7. To trace Schmitt trigger and find hysteresis by applying D.C. input. Calculate UTP and LTP.

Observe the output for various types of input waveforms. 8. Verification of Truth Table of AND, OR, NOT, NAND, NOR, Ex-OR, Ex-NOR gates

using ICs. 9. Construction of logic circuit for a given Boolean expression. 10. Verification of Truth Tables of RS and/ JK flip flop using respective ICs. 11. Verification of Truth Tables of T & D flip flops using respective ICs.



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12. Implementation of Multiplexer. 13. Implementation of Demultiplexer. 14. Construction of UP & DOWN counter & observation of its operation. 15. To study A/D converter. 16. To study D/A converter.

Reference Books:

1. A textbook of Applied Electronics by R. S. Sedha, Publisher: S. Chand and Co. Ltd.

2. Electronic Devices and Circuit Theory by Boylestad and Nashaley, Publisher: Prentice Hall of India

3. Principle of Digital Electronics by Malvino A.P & Leach Publisher:Tata McGraw Hill, New Delhi.

4. Modern Digiital Electronics by R. P. Jain Publisher: Tata McGraw Hill, New Delhi.


EE 11 204Electrical Drawing and Circuit Simulation 1

Programme Code: EE

Course Code: EE 11 204 Course Title: Electrical Drawing and Circuit Simulation




-- -- 4 4 -- -- 50(INT) -- 50 (PA) 100

Rationale: One of the most important job profile of electrical engineer is to draw, read, and interpret electrical drawings. Now-a-days computer software is used for electrical drawings. This course deals with drawing software AutoCAD. Circuit simulations are also covered under this course. Objectives: The students will be able to

− Understand computer-aided graphics. − Draw electrical drawings using AutoCAD. − Edit drawings. − Plot electrical drawings. − Understand electrical circuits using simulation.

Topic No

Contents

1

Introduction to AutoCAD:

− Concept and terminology. − Its advantages. − Loading AutoCAD. − Creating Opening, Saving and Closing Drawing. − User Co-ordinate System (UCS) icon. − Drawing with Precision. − Drawing Units. − Linear and angular measurements. − Accessing help.

2

Drawing Commands:

− POINT, LINES, CIRCLE, ARC, ECLIPSE, RECTANGLE, POLYGON, PLINE, HATCH, TEXT, GRADIENT, BOUNDARY, RAY, CONSTRUCTION LINE.

3

Editing Commands:

− ERASE, OOPS, MOVE, COPY, MIRROR, CHANGE BREAK, FILLET, ROTATE, SCALE, ARRAY.


EE 11 204Electrical Drawing and Circuit Simulation

2

4 Display Commands: − Control commands like ZOOM, PAN, VIEW, REDRAW, REGEN, REGENAUTO,

etc . − Drawing with geometrical commands like SNAP & GRID.

5

Dimensioning:

− Elements of dimension. − Drawing linear dimensioning using dimension option. − MTEXT, TEXT, ANGLE, HORIZONTAL, VERTICAL, ROTATED. − Drawing aligned dimension. − Dimensioning arcs and circle. − Dimensioning angles using quick dimensions. − Editing dimensions.

6

Layers:

− Understanding layers, Creating ,Naming, Assigning colour, LT, LW, Transparency value.

− Using layers, Switching, Changing Layers state, Saving layers state, Changing an exisiting object layer, Making object layer current, Modifying layers.

7

Plotting and Printing:

− Preparing a drawing for plotting and printing. − Doing a draft plot. − Plotting a drawing. − Creating a layout in paper space. − Specifying plot setting preview. − Plotting and printing.

8

Electrical Circuit Simulation:

− Electrical circuit simulation using circuit simulation software.

List of Practical:

1. To draw Orthographic views of an object. 2. To draw Electrical symbol. 3. To draw Electrical practical circuit. 4. To draw Electronics practical circuit. 5. To draw DC machine Constructional features. 6. To draw plan of small residential 1BHK flat and draw the electrical wiring circuit using layers. 7. To simulate any four electrical laws on simulation software.

Reference Books:

− AutoCAD 2011 & AutoCAD LT 2011-by Ellen Finkelstein, Publisher: Wiley India publication.

− AutoCAD 2010 by Paul Whelan, Publisher: Dreamtech Press. − AutoCAD for windows express by Tim McCarthy, Publisher: Narosa.


EE 11 206 Instrumentation & Control

1

Programme Code: Electrical Engineering

Course Code: EE 11 206 Course Title: Instrumentation & Control




04 -- 02 06 80 20 -- -- 50 150

RATIONALE: This course is introduced with a view that the students will be exposed to various types of Sensors and Transducers to measure the process parameters as well as some control strategies for the different process. After completion of this course student will gain sufficient knowledge of control system component. OBJECTIVES:

The student will be able to- 1. Understand the types of control systems. 2. Understand electrical and electronic methods of measurement of pressure, liquid level,

temperature and flow parameter. 3. Find the transfer function of simple systems. 4. Select the appropriate transducers/sensor for various applications of Measurement of non-

electrical quantity in Industrial process, Electrical Power system. Electrical machines. Utilization system.

5. Select Data processors for given Instrumentation system.

Section I


01 Introduction to Instrumentation system: 1.1 Facts and concept of Instrumentation 1.2 Basic block diagram of Instrumentation system & its function 1.3 Static and dynamic characteristics 1.4 Accuracy and precision 1.5 Sensitivity and Resolution 1.6 Linearity and nonlinearity 1.7 Repeatability and reproducibility 1.8 Hysteresis and Drift 1.9 Speed of Response, lag, fidelity, dynamic error

04 06

02 Transducers:

2.1 Concept of Transducers 2.2 Classification of Transducers

Primary and Secondary Transducers

Electrical and Mechanical Transducers

Analog and Digital Transducers

Active and Passive Transducers 2.3 Construction and working principles of Transducers

Resistive, Inductive and capacitive transducers

Strain gauge ( No derivation only formula)

Types of strain gauges :- unbounded, bounded, Semiconductor

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Bourden tube, Bellows, Diaphragm.

LVDT

Piezoelectric transducer, photoconductive cell, photovoltaic cells, load cell.

RTD, Thermistor, Thermocouple.

Pyrometers ( Radiation, optical, Photoelectric) ultrasonic temperature Transducers.

Contacting and non contacting Transducers, Digital tachometer.

Accelerometer,

Electromagnetic and turbine flow meter, ultrasonic flow meter.

Digital encoders disc type, frequency output type transducer, and Reluctance pulse pick-ups.

03 Signal conditioning: 3.1 Concept of signal conditioning 3.2 Block diagram of AC and DC signal conditioning and working. 3.3 Operational Amplifiers, OP AMP – 741, signal conditioning circuits using OPAMP, its working and function.

Integrator, Differentiator, adder, subtractor, Inverter etc. V to I converter, I to V converter, V to F converter Instrumentation Amplifier, Differential amplifier

3.4 Filters :- Types and frequency response (Only passive, active first order analog filters) (No derivations) 3.5 Multiplexing 3.6 Use of signal conditioning circuit for Instrumentation system for Industrial applications.

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Section II


04 Data Processors & Data transmission: 4.1 Necessity of data processing in Instrumentation. 4.2 Generalized Data acquisition system : Block diagram & explanation 4.3 Objectives of DAS 4.4 Signal conditioning in DAS, Ratiometric conversion. Logarithmic conversion. Logarithmic conversion 4.5 Single channel and multi channel Data acquisition system only block diagram 4.6 A/D and D/A converters using OPAMPS only working principle 4.7 Data loggers, its characteristics, Basic operation of data logger 4.8 Concept of Data transmission 4.9 Block diagram of data transmission system & explanation 4.10 Advantages and disadvantages of digital data transmission over analog transmission 4.11 Time Division multiplexing (TDM), Frequency division multiplexing. 4.12 Digital Modulation, pulse code format, Modem.

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05 Display Devices and Recorders:

5.1 Digital display devices (LED, seven segment only) 5.2 Necessity of Recorder in Instrumentation 5.3 Classification of Recorders. 5.4 Block diagram and working principles of strip-chart. X-Y recorder, Magnetic tape recorder & their applications. 5.5 Frequency Modulation Recording (FM), Modified Frequency Modulation (MFM) 5.6 Digital Data Recoding, Techniques of Digital data Recording (RZ & NRZ techniques) 5.7 Advantages and disadvantages of digital data recording 5.8 Comparison between analog and digital Recording techniques. 5.9 Recorders selection for particular applications.

08 12

06 Introduction to control System :

6.1 Need of control system. 6.2 Classification of control system: Open loop, Close loop. 6.3 Basic block diagram of simple feedback system. ( Explain error detector, controller, actuator and final control element ) 6.4 Concept of transfer function and properties, Signal flow Graphs.

06 08

07 Operation of Instrumentation system:

7.1 Points to be considered while selecting a transducer for its intended applications. 7.2 Diagram explanation and working of Instrumentation system for :-

Temperature Measurement by RTD, Thermistor, Thermocouple

Pressure Measurement by Mechanical devices. Photoelectric, piezoelectric, Bourden tube, LVDT _ concept of Vacuum pressure measurement

Speed measurement by contacting and non contacting methods

Displacement measurement by LVDT

Flow measurement by electromagnetic & turbine flow meter.

Liquid level measurement by Resistive, Inductive, capacitive and ultrasonic methods, digital methods

Humidity Measurement.

10 08

List of Practical:

1. To plot characteristics of Thermister/RTD. 2. To measure temperature using thermocouple. 3. To plot characteristics of RTD. 4. To measure pressure using burden tube. 5. To measure liner displacement by LVDT. 6. To study the following signal condition circuit using OP – Amp 741 and Observe out put, plot the

adder , subtracter , Differentiator & Integrator. 7. To measure and control the Liquid level using capacitive transducer 8. To study V to I converter and I to V converter using Op – Amp 741 and Observe out put. 9. To plot input-output characteristic of potentiometer as an error detector. 10. To plot angular displacement versus winding voltage of synchros transmitter.

To plot the characteristics of synchro transmitter 11. To measure of flow by orifice / venturi tube / rotameter 12. To Calibrate Pressure gauge using Deadweight tester.



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Reference Books:

1 . Control System Engineering, Author – J.J.Nagrath and M. Gopal, Publisher – New Age International. 2. Control System Theory, Author – Sushit Dasgupta , Publisher – Tata McGraw Hill 3. Modern Control Engineering, Author – K.Ogata, Publisher – Prentice Hall India 4. Automatic Control system Author – B.C.Kuo, Publisher – Wiley publication 5. Electrical and Electronics Measurements and Instrumentation, Author – A.K.Sawhney, Publisher – Dhanpat Rai and Sons 6. Instrumentation Devices and Systems, Author – Rangan, Mani, Sharma, Publisher – Tata McGraw Hill 7. Instrumentation and Control , Author – S.K.Singh, Publisher - Tata McGraw Hill


EE 11 302 Electrical Machines I

1

Programme Code: EE

Course Code: EE 11 302 Course Title: Electrical Machines I




04 -- 02 06 80 20 50(E) -- -- 150

Rationale: This is the subject intends to teach facts , concepts, principle and procedure for operation and testing of electrical machine, such as d. c. generators, d. c. motors and single & three phase transformers. Students will be able to analyze the characteristics of d.c. Motors, transformer and qualitative parameters of these machines. These machines are used in transmission, distribution & utilization systems. Knowledge gained by the students will be helpful in the study of technological subjects such as utilization of electrical energy, switchgear & protection, testing, maintenance of electrical machines. The knowledge & the skills obtained will be helpful in discharging duties such as supervisor, controller & R & D technician. Objectives: The students will be able to

- Explain constructional details, working, performance and applications of D.C. Machines - Know importance, working, constructional features and equivalent circuits of single phase

transformer - Estimate performance details of single phase transformer - Study three phase transformer connections and special purpose transformer - Test D.C. Machines and transformers.

Section I


1 : Single phase Transformer

− Introduction & various applications. − Working principle. − Types of transformer

According to - Secondary Voltage - Supply System. - Purpose - Construction

− Construction of core & shell type. − Materials used for various parts. − Ratings of transformer. − E.M.F. equation of transformer. − Voltage & current ratio, turns ratio of transformer. − Losses – Iron loss, copper loss. − Equivalent circuit. − Definition of efficiency and regulation. − All day efficiency − Transformer on NO - LOAD - Phasor diagram.

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− Transformer ON - LOAD - Phasor diagram. − Tests - OC & SC tests, Direct loading test. − Calculation of efficiency and regulation. − Condition for Maximum efficiency. − Applications. − Numerical problems on above topics.

2 : Three phase transformer

− Construction. − Working principle. − Types and rating of three phase transformer. − Comparison between single phase and three phase transformer. − Voltage and current ratio. − Efficiency. − Connections viz. star-star, delta-delta, star-delta, delta-star. − Scott connection − Concept of vector group for above connections. − Methods of cooling & other accessories. − Applications. − Numerical problems on above topics.

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Section II


3 : Auto Transformer:

− Introduction to three-phase auto-transformer. − Comparison between copper used in an auto transformer and a Two-

winding Transformer of the same rating (Numerical problems). − Advantages and Disadvantages. − Applications of Auto transformer.

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4 : Parallel operation of Transformer:

− Need of parallel operation. − Conditions of parallel operation. − Connections of parallel operation.

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5 : D.C. Generators:

− D.C. generator - constructional features. − Materials used for each part. − Functions of each part. − Working principle. − Types of armature winding - lap and wave (concept only). − Types of generators. − E.M.F. equation of d. c. generator. − Building up process of voltage in self excited generator. − Critical resistance. − Internal & external characteristics of shunt, series & compound generators. − Elementary treatment of Armature reaction. − Commutation & methods of improving commutation.

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− Power stages of d.c. generator. − Types of losses. − Definition of efficiency. − Applications of all types of generators. − Numerical problems on above topics

6 : D.C. Motor

− Working principle. − Back emf. − Classification of d. c. motors. − Torque equation of d. c. motor. − Torque-current, torque-speed, current-speed characteristics. − Applications of d.c. motors. − Starting of d.c. motor. − Necessity of starter. − 3-point starter. − Soft starter. − Method of speed control of d.c. shunt and series motor.

i) flux control method ii) armature voltage control method

− Types of losses. − Power stage diagram of d.c. motor. − Definition of efficiency. − Numerical problems on above topics.

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List of Practical:

1. To draw layout of machine laboratory and identify specifications of each machine. 2. To identify the constructional details of single phase and three phase transformers. 3. To perform Open circuit & Short circuit test on single phase transformer and determine

equivalent circuit parameters. 4. To determine percentage efficiency and percentage regulation at full load at unity p. f. by OC &

SC test. 5. To measure the performance of single phase transformer by direct loading. 6. To observe the phase difference between primary & secondary voltage of three phase

transformer for various vector groups. 7. To draw constructional parts of d.c. machines. & to reverse the direction of rotation of d. c.

motor. 8. To plot the O.C.C. of a given d.c. machine and to find critical resistance. 9. To perform internal & external characteristics of d.c. shunt generator. 10. To understand three point starter. 11. To control the speed of d. c. shunt motor by armature control method. 12. To control the speed of d. c. shunt motor by flux control method. 13. To perform load test of d.c. Series motor. 14. To perform load test of d.c. Shunt motor.

Reference Books:

1. Electrical Technology Volume II by B.L.Theraja, Publisher: S. Chand Publications, New Delhi. 2. Electrical Machines by S. K. Bhattacharya, Publisher: S. Chand and Co. Ltd., New Delhi. 3. Electrical Machines by J.B.Gupta, Publisher: S. K. Kataria and Sons, New Delhi. 4. Transformers by BHEL, Publisher: Tata Mcgraw Hill, New Delhi.


EE 11 305 Electrical Transmission & Distribution

1

Programme Code: EE

Course Code: EE 11 305 Course Title: Electrical Transmission and Distribution




03 01 02 06 80 20 -- -- 50(PA) 150

Rationale: This is the subject where the principles of electrical transmission and distribution systems are studied. Knowledge of components of electrical transmission and distribution system and their functions is necessary for understanding system performance. Study of load dispatch and substation is also important for working in industry or power sector. Objectives: The students will be able to

- Know various types of transmission & distribution systems. - Identify various components & know their functions. - Calculate performance of transmission and distribution system. - Identify substation components and their working. - Understand importance and working of load dispatch center.

Section I


1 : Introduction to Transmission: 1.1 A.C. and D.C. transmission. 1.2 Advantages and disadvantages. 1.3 National, Regional and State Load Dispatch Centers. 1.4 Introduction to grid and different voltage levels for HVAC and HVDC. 1.5 Compare between HVAC & HVDC

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2 : Transmission line components: 2.1 Introduction to line component. 2.2 Types of conductor- Al, ACSR, Cu and solid stranded bundle conductors. 2.3 Line supports – requirement, type. 2.4 Spacing between conductors. 2.5 Concept of length of span. 2.6 Sag in overhead line (Simple Numerical problems). 2.7 Types of insulator – Pin, Suspension, Strain, Stay, Shackle. 2.8 Safety factor, puncture and ultimate strength. 2.9 Potential distribution over a string of suspension insulator. 2.10 Simple numerical on string efficiency.

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3 : Transmission line parameters: 3.1 R, L and C of single phase and three-phase transmission line and their effects on line. 3.2 Skin effect. 3.3 Transposition of conductor and necessity. 3.4 Corona – formation advantages and disadvantages. Factors affecting corona.

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4 : Performance of transmission line:

4.1 Classification of transmission line, regulation & efficiency of T/L 4.2 Short transmission line, eq. circuit representation & phasor diagram & analysis. 4.3 Numericals on Short transmission line 4.4 Medium transmission line, Nominal T and π circuit representation & analysis, phasor diagram . 4.5 Ferranti effect. 4.6 Introduction of Long transmission line.

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Section II


5 : Introduction to Distribution system:

5.1 Components of Distribution system - distributor, feeder and service mains. 5.2 Classification of distribution system. 5.3 A.C. distribution. 5.4 Connection scheme of distribution system -radial and ring mains system. 5.5 Factors to be considered for design considerations. 5.6 Voltage drop calculation for feeder fed at one end for single phase and three phase four wire A.C. balanced system.

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6 : Underground Cables:

6.1 Introduction and requirement. 6.2 Classification of Cable. 6.3 Cable conductor. 6.4 Cable construction. 6.5 Cable insulation, metallic sheathing and mechanical protection. 6.6 Comparison with overhead lines. 6.7 Methods of cable laying. 6.8 Proximity effect. 6.9 Aerial bunch cable

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7 : Tariff & Power factor improvement :

7.1 Different types of tariffs. 7.2 Causes and disadvantages of low p.f. 7.3 P.F. improvement using static capacitor. 7.4 Advantage of P.F. improvement.

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Assignment: (Using MATLAB)

1. Introduction to MATLAB

2. Study of basic tools required for Electrical Engg.

3. Simulation of simple R,L,C of single phase circuit.

4. Simulation of short Transmission Line

5. Simulation of Numerical ‘T’ circuit representation of medium transmission line

6. Simulation of Numerical ‘π’ circuit representation of medium transmission line

7. Simulation of Power factor improvement using FACTS devices.

8. Simulation of distribution system – radial/ ring mains.

Reference Books:

1. Electrical Power System by Dr. S. L. Uppal and Prof. S. Rao, Publisher: Khanna Publisher, New Delhi.

2. Power System by V. K. Mehta and Rohit Mehta, Publisher: S. Chand and Co. Ltd.


EE 11 306 Utilization of Electrical Energy

1

Programme Code: EE

Course Code: EE 11 306 Course Title: Utilization of Electrical Energy




04 -- -- 04 80 20 -- -- -- 100

Rationale: This course deals with utilization of electrical energy in various industries. The operation & control of various electrical drives, electrical furnaces, electrical welding equipment, and elevator systems. The factory illumination scheme is also covered in this course. Railway is one of the major employers of Electrical Diploma holders hence electrical traction basics are also included.

Objectives: The students will be able to

- Explain the importance of good illumination in factory and flood lighting. - Compare different methods of electric heating and electric welding. - Select Electric Drive for specific applications.

- Explain the working of various components in Electric Traction system and list the advantages.

Section I


1 : Illumination:

- Definitions of Terms used in Illumination-Light, Luminous flux, Luminous Intensity, Lumen, Iluminance or Illumination or Degree of illumination, Mean Horizontal Candle Power(M.H.C.P.), Mean Spherical Candle Power(M.S.C.P.), Mean Hemispherical Candle Power( M.H.S.C.P.), Reduction Factor, Foot candle, Lux, Nit, Stilb, Brightness.

- Types of Lighting Schemes-Direct, Semi-Direct, Semi-Indirect, Indirect, General Lighting.

- Factory Lighting - General Requirement, Types of installations: General Lighting, local lighting, Emergency Lighting.

- Flood Lighting - Flood Lighting purposes, Classification of projectors, Location and mounting of projectors.

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2 : Sources of Light:

Construction, Working and Applications of following Lamps: - Incandescent Lamps. - Halogen Lamps. - Low Pressure Mercury Vapour Lamps (Fluorescent Tube). - High Pressure Mercury Vapour Lamps. - Sodium Vapour Lamps. - Compact Fluorescent Lamps (C.F.L.) - Metal Halide Lamps - LED Lamps - Neon Signs.

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- Introduction to LASERS

3 : Electric Heating:

– Advantages of Electric Heating. – Modes of Transfer of Heat: – Classification of Electric Heating Methods: – Resistance Heating: Construction & Operation, Direct Resistance Heating -

Salt Bath Furnace, Indirect Resistance Heating: Resistance Ovens, Requirements of Heating Element Material, Causes of Failure of Heating Elements, Methods of Temperature Control, Applications of Resistance Heating.

- Arc Heating - Construction & Operation,Direct Arc Furnace, Indirect Arc Furnace, Applications of Arc Heating.

- Induction Heating - Construction & Operation Core Type Induction Furnaces: Ajax Wyatt Furnace, Coreless Induction Furnace, Applications of Induction Heating, High frequency eddy current heating.

- Dielectric Heating: Principle of Dielectric Heating, Advantages of Dielectric Heating

- Limitations of Dielectric Heating, Applications of Dielectric Heating. - Numerical problems on heating elements and ratings of furnace.

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4 : Electric Welding:

- Methods of Electric Welding - Electric Arc Welding, Resistance Welding. - Resistance Welding: Principle of Resistance Welding, Advantages of

Resistance Welding. - Types of Resistance Welding (Only List) - Electric Arc Welding - Metal arc Welding Helium/Argon Welding - Carbon

Welding Atomic Hydrogen Welding. - Welding Transformer.

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Section II


5 : Electric Drives:

- Introduction: What is drive? - Drives – Mechanical Drive and Electric Drive, Advantages and

Disadvantages of Electric Drive. - Factors Governing Selection of Electric Motors, Nature of Electric Supply - 3

phase phase , Type of Drive: Group Drive & Individual Drive. - Nature of Load: Nature of the Mechanical Load, Matching of the Speed

Torque. - Characteristics of the Motor with that of the Load, and Starting Conditions

of the Load. Braking Characteristics - Plugging, Rheostatic Braking and Regenerative Braking, as Applied to DC Series and Three Phase Induction Motor.

- Mechanical Features - Type of Enclosure as per IS. Type of Bearings, Type of Transmission for Drive, Noise Level.

- Size of Motor - Load Conditions - Continuous Loads, Short Time Loads,

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Intermittent Loads, Continuous Operation with Short Time Loads and Continuous Operation with Intermittent Loads.

- Duty Cycles (Numerical Problems) - Standard Ratings for Motors as per ISS. - Load Equalisation (No Calculations). - Cost: Capital Cost, Running Cost (Losses, p.f. and Maintenance).

6 : Elevators:

- Types of electric elevators. - Size and shape of elevator car. - Speed of elevators. - Location of elevator machine. - Types of elevator machines, elevator motors. - Power transmission gears braking. - Safety in elevators. - Bombay Lift Act.

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7 : Electric Traction:

- Introduction to Traction System, Requirements of an Ideal Traction System, Non-electric Traction Systems, Electric Traction Systems, Advantages And Disadvantages Of Electric Traction Systems.

- Systems of Track Electrification - DC System, Composite System - Single Phase to Three Phase System and Single Phase AC to DC System (Kando System), Advantages and Disadvantages of Single Phase 25 KV AC Systems Over DC System.

- Introduction to speed-Time curve (No calculations). - Dead Man’s Handle.

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Reference Books:

1. Electrical Power System by Dr. S. L. Uppal and Prof. S. Rao, Publisher: Khanna Publisher, New Delhi.

2. Utilisation of Electric Power & Electric Traction by J. B. Gupta Publisher: S. K. Kataria & Sons. 3. Art & Science of Utilisation of Electrical Energy by H. Partab Publisher: Dhanpat Rai & Sons. 4. Electric Traction by J. Upadhyay and S. N. Mahendra Publisher: Allied Publisher House Ltd.


MG 11 511 Entrepreneurship Development

1

Programme Code: Electrical Engineering

Course Code: MG 11 511 Course Title: Entrepreneurship Development




-- -- 02 02 -- -- -- 25 (EX) 25(PA) 50

Rational:

Globalization, liberalization & privatization along with revolution in Information Technology, have thrown up new opportunities that are transforming lives of the masses. Talented and enterprising personalities are exploring such opportunities & translating opportunities into business ventures such as- BPO, Contract Manufacturing, Trading, Service sectors etc. The student community also needs to explore the emerging opportunities. It is therefore necessary to inculcate the entrepreneurial values during their educational tenure. This will help the younger generation in changing their attitude and take the challenging growth oriented tasks instead of waiting for white- collar jobs. The educational institutions should also demonstrate their uniqueness in the creation of enterprising personalities in their colleges. This subject will help in developing the awareness and interest in entrepreneurship and create employment for others.

Objective:

Students will be able to 1) Identify entrepreneurship opportunity.

2) Acquire entrepreneurial values and attitude.

3) Use the information to prepare project report for business venture.

4) Develop awareness about enterprise management.

Contents

Hours

1.

1.1 Entrepreneur

Concept of Entrepreneur,

Characteristics of Entrepreneur,

Functions of Entrepreneur

Distinction between an Entrepreneur and Manager, 1.2 Entrepreneurship

Definition

Need

Role of Entrepreneurship in Economic Development

Women Entrepreneurship 1.3 Liberalization & Globalization

High growth areas.

1.4 Govt. Policy’s

12



2

2.

From Business Idea to Business Opportunity

2.1 Recognize trends, opportunities and ideas, Creativity

techniques for idea generation, trends and their

implications, Difference between business and business

opportunity, Evaluate business opportunities, Use of

SWOT analysis, Guard your business idea.

6

3.

Information and Support System

3.1 Information needed and their Sources

Information related to project, procedures and formalities

3.2 Support System

Small Scale Business Planning Requirements, Govt. &

Institutional Agencies, Statutary Requirements

12

4.

Market Research 4.1 Steps in process Sources of data – primary & Secondary 4.2 Procedure of data collection Tools for data collection – Questionnaire, Interview association tests.

6

5.

Developing a Business Plan

5.1 Need for a written business plan, What is a business plan, Purpose and importance of a business plan, How to create an effective business plan 5.2 Project appraisal 5.3 Meaning and definition, Technical and Economic feasibility, Cost benefit analysis

6

6.

Enterprise Management and Modern Trends

6.1 Enterprise Management

Essential role of entrepreneur in managing enterprise,

Product Cycle-Concept and Importance,

Causes of Sickness and remedial measures,

Quality assurance-Importance of quality and testing

6.2 e-Commerce

6.3 Global trends and Opportunities

5



3

Learning Resources: 1) Reference Books:

Sr.No. Name of Book Author Publisher

1 Entrepreneurship Development

E. Gorden K.Natrajan

Himalaya Publishing. Mumbai


Preferred by Colombo plan staff college for Technical education.

Tata Mc Graw Hill Publishing co. ltd. New Delhi.

3 A Manual on How to Prepare a Project Report

J.B.Patel D.G.Allampally EDI STUDY MATERIAL

Ahmadabad (Near Village Bhat ,

Via Ahmadabad Airport & Indira

Bridge), P.O. Bhat 382428 ,

Gujrat,India

P.H. (079) 3969163, 3969153

E-mail :

[email protected]/olpe@e

diindia.org

Website :

http://www.ediindia.org

4 A Manual on Business Opportunity Identification & Selection

J.B.Patel S.S.Modi

5 National Derectory of Entrepreneur Motivator & Resource Persons.

S.B.Sareen H. Anil Kumar

6 New Initiatives in Entrepreneurship Education & Training

Gautam Jain Debmuni Gupta

7 A Handbook of New Enterpreneurs

P.C.Jain

8

Evaluation of Enterpreneurship Development Programmes

D.N.Awasthi , Jose Sebeastian

9 The Seven Business Crisis & How to Beat Them.

V.G.Patel

10 Poornima M. Charantimath

Entrepreneurship Development of Small Business Enterprises

Pearson Education, New Delhi

11 Special Edition for MSBTE Entrepreneurship Development

McGraw Hill Publication

12 Entrepreneurship Theory and Practice

J.S. Saini B.S.Rathore

Wheeler Publisher New Delhi


TTTI, Bhopal / Chandigadh

14 Industrial Organization & Management

O.P. Khanna McGraw Hill Publication

Sr. No Assignments

1

Assess yourself-are you an entrepreneur?

2

Prepare a project report and study its feasibility.

mailto:[email protected]/[email protected]




4

2) VIDEO CASSETTES

NO SUBJECT SOURCE

1 Five success Stories of First Generation Entrepreneurs

EDI STUDY MATERIAL

Ahmedabad (Near Village Bhat , Via Ahmadabad

Airport & Indira Bridge), P.O. Bhat 382428 ,

Gujrat,India P.H. (079) 3969163, 3969153

E-mail :

[email protected]/[email protected]

Website : http://www.ediindia.org

2 Assessing Entrepreneurial Competencies

3 Business Opportunity Selection and Guidance

4 Planning for completion & Growth

5 Problem solving-An Entrepreneur skill

GLOSSARY:

IINNDDUUSSTTRRIIAALL TTEERRMMSS Terms related to finance, materials, purchase, sales and taxes. Components of Project Report:

1. Project Summary (One page summary of entire project ) 2. Introduction (Promoters, Market Scope/ requirement) 3. Project Concept & Product (Details of product) 4. Promoters (Details of all Promoters- Qualifications, Experience, Financial strength) 5. Manufacturing Process & Technology 6. Plant & Machinery Required 7. Location & Infrastructure required 8. Manpower ( Skilled, unskilled ) 9. Raw materials, Consumables & Utilities 10. Working Capital Requirement (Assumptions, requirements) 11. Market ( Survey, Demand & Supply ) 12. Cost of Project, Source of Finance 13. Projected Profitability & Break Even Analysis 14. Conclusion.

References:

1. Developing Entrepreneurship A hand book : By Udai Parekh / T. Venkatesh Rao

2. Marketing Management : By Kottler 3. Organizational Behavior : By Trivedi 4. Industrial Organisation and Management : By Banga, Sharma


Programme Code: EE EC 11 312 Applied Electronics and ... · PDF fileEE 11 312 Applied Electronics and digital Techniques 1 ... (Symbols, Logic equation ... 1.2 Basic block diagram

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