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B.Tech. Degree Programme Electrical Engineering - Lingaya's ...

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B.<strong>Tech</strong>. <strong>Electrical</strong> <strong>Engineering</strong> (Regular)REFERENCE BOOKS1. Warrington, W.Van., “Protective Relays: Theirtheory & practice” Vol. I & II, Chapman Hall.2. Lucas M. Faulkenberry & Walter Coffer, ‘ElectricPower Distribution and Transmission’, PearsonEducation.3. B. Ravinder Nath & M.Chander: “Power systemprotection & switchgear”, Wiley Eastern.4. Singh, L.P., “Digital Protection: Protective relayfrom Electro Mechanical to Microprocessor”, WileyEastern.EE-304ELECTRIC DRIVESL-T-P Cr5-0-0 3OBJECTIVEDue to lack of technology, electric drives historicallywere designed to provide crude power withoutconsideration of performance. Advances in industrialmanufacturing led to a need for more sophisticateddrives which stimulated the development of thesubject. With the development of power electronicsdevices & circuits, virtually any type of power sourcecan now be used with any type of electric motor. Thecourse contents are designed to developfundamentals of drives systems & their control usingstatic devices.1. ELECTRIC DRIVES: Basic components of anelectric drive system-power source; converters;controllers; types of industrial loads; load torquecomponents; torque speed characteristics ofelectric motors; classification, choice of electricdrive machines; status of ac and dc drives.2. DYNAMICS OF ELECTRIC DRIVES:Fundamental torque equations; equivalent valuesof drives parameters; joint speed-torquecharacteristic of electric motors and mechanicalloads; bi-directional electric drive systems; fourquadrantelectric drives systems.3. ESTIMATION OF MOTOR POWER RATING:Heating and cooling; determination of motor ratingcontinuous;short time and intermittent duty rating;use of load diagrams; load equation anddetermination of MOI of the flywheel.4. SOLID STATE SWITCHING CIRCUITS: Review ofthree phase half wave; ac/dc converters forresistive and inductive loads; three phase full waveac/dc converter; pulse width modulation (PWH)energy recovery systems; current source inverter.5. SEMI-CONDUCTOR CONTROLLED DC MOTORDRIVES: Starting; acceleration control; braking of DCdrive; converter fed DC drive & chopper fed DC drive.6. SEMI-CONDUCTOR CONTROLLED INDUCTIONMOTOR DRIVES: Starting; acceleration control;braking; static control techniques – statorfrequency control; stator voltage control; rotorresistance control; static Scherbius system & staticKramer system; vector control.7. PMBLDC & PMSAC Drives: permanent magnetbrush less DC drive; permanent magnet sine feddrives; switched reluctance machine drive.TEXT BOOKG. K. Dubey, ‘Fundamentals of Electric Drives’, NarosaPublishing House.REFERENCE BOOKS1. S. K. Pillai, ‘A First Course in Electric Drives’,Wiley Eastern.2. Mohamed A. El-Sharkawi, ‘Fundamentals ofElectric Drives’, Thomson Learning, USA.3. G.K. Dubey, ‘Power Semi-conductor ControlledDrives’, Prentice Hall.EE-306COMMUNICATION L-T-P CrSYSTEMS 5-0-0 3OBJECTIVETo give an idea about the basic concepts andfundamental principles involved in the communicationof information. Its study involves the elements ofcommunication systems which help to transform,process, and transmit the intelligence from one place toanother place. It describes at the receiving end, theprinciples, methods, and systems required to retrievethe intelligence from the transmitted signal in itsoriginal form.PREREQUISITEA brief knowledge of mathematics (Trigonometry,Differentiation, and Integration) and basic knowledge ofelementary signals.1. INTRODUCTION TO COMMUNICATIONSYSTEMS: Block diagram of basic Communicationsystem.; elements of basic communication system;modes and media of communication; Fourieranalysis of signals; modulation and need forModulation.2. AMPLITUDE MODULATION: Linear modulation;amplitude modulation; depth of modulation;bandwidth and power calculations; generation anddemodulation of AM, DSBSC, SSB and VSB.3. ANGLE MODULATION: Frequency and Phasemodulation; narrow band and wide band FM;transmission bandwidth of FM; powercalculations; direct and indirect methods of FMsignal generation; demodulation of FM signals;slope detector; balanced slope detector; Fosterseelydiscriminator; pre-emphasis and Deemphasis.4. RECEIVERS: TRF and super heterodyne receiverRF, mixer and IF stages; image frequency; choiceof IF AGC; receiver characteristics &measurements; fading and diversity reception;special features of Communication Receivers.5. PULSE ANALOG MODULATION: Samplingtheory; PAM, PWM and PPM-generation anddetection; TDM &FDM.6. PULSE DIGITAL MODULATION: PCM; Signal toquantization noise ratio of a PCM; electricalrepresentation of binary data; on-off, RZ, NRZ,Differential encoding; Manchester coding. DPCM.DM. ADM.DIGITAL MODULATION: ASK, FSK, BPSK, QPSK.7. NOISE IN COMMUNICATION SYSTEMS:External noise; internal noise; S/N ratio. noisefigure (Qualitative analysis).TEXT BOOKSimon Haykin, Communication Systems, 3 rd edition, Wiley,1995.32

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