PG Courses

1. EEL601 Adaptive Signal Processing: (3-0-0) 3 credits

Introduction to discrete time stochastic processes, properties of correlation matrix and spectra, modelling of stochastic processes. AR, MA and ARMA modelling. Yule – Walker equations, Levinsons – Durbin and Schur algorithm, analysis and synthesis of lattice, joint process estimation, introduction to adaptive filters, examples from adaptive noise cancellation, equalization, echo cancellation and system identification. Methods of steepest descent , latest mean squares (LMS) algorithm, gradient adaptive lattice, block LMS algorithm, Recursive least squares formulation, filtering via orthogonal projection, Recursive least squares (RLS) based transversal and lattice filters, least squares lattice (LSL)algorithm, QR composition based adaptive filters, QRD-RLS, QRD-LSL, introduction to non linear adaptive filtering and modelling, blind deconvolution and constant modulus

2. EEL602 Signal Processing for wireless communications: (3-0-0) 3 credits

a. Digital modulation Introduction to some wireless standards. Multiple Access principles (TDMA, CDMA, FDMA, OFDMA). Advanced modulation techniques. Spread spectrum: frequency hoping, direct sequence CDMA, RAKE Receiver, IS-95 CDMA uplink and downlink example, PN code coarse and fine time tracking, WCDMA introduction. Orthogonal frequency division multiplexing (OFDM). Single carrier and multiple carrier examples, Multipath mitigation techniques, frequency domain equalization. b. Radio propagation Characterization AWGN channel, Rayleigh multipath fading, Rician multipath fading, delay spread concept (fiat Vs frequency selective fading) indoor propagation measurements, outdoor propagation measurements. c. Performance improvement techniques Antenna receiver diversity techniques, switching, equal gain, maximal ratio, optimal combining, symbol timing recovery methods, equalization techniques. Linear decision feedback, MLSE, Equalization coefficient, adaptation schemes: LMS, RLS, LSL etc. Space time equalization: ML perspective, Generalized RAKE (G- RAKE), Adaptive antenna arrays: MMSE and MSINR based cost functions, Eigen – spectra investigation. Antenna transmitter diversity techniques: space – time block codes. Closed loop, MIMO d. Digital Signal processing Automatic frequency control, automatic gain control, channel quality estimation techniques, power control loops. Uplink and down link, multipath mitigation, multiuser detection in CDMA channels, Zero – forcing, MMSE and decision feedback techniques. Joint detection and single user detection in CDMA channels, Blind Channel and data estimation. MIMO- OFDM channel estimation. Joint channel and frequency offset estimation in OFDM.

3. EEL603 Digital Communications: (3-0-0) 3 credits

Baseband, narrowband and wideband signals and noise representation and characteristics of communication channels, linear and optimal filtering, baseband binary signal transmission intersymbol interference bit time recovery and errors, partial response signalling, line codes. M-ary signals orthogonal representations. Gram – Schmidt procedure, signal space concepts, bandwidth efficient digital modulation techniques, carrier synchronization. Spread spectrum techniques – codes, transmitters, receivers, performance.

4. EEL604 Steady State and Dynamics of Electric Machines: (3-0-4) 5 credits

Basic principles; Direct current machines; Reference frame theory; Symmetrical induction machines; Synchronous machines; Brushless DC machines; Operational impedances and time constants; Linearised motor dynamics; Reduced order machine dynamics; Two-phase induction machines. Experimental work includes simulation on PSCAD/EMTDC 4.2. E

5. EL605 Power Electronic Converters and Applications: (3-0-4) 5 credits

Introduction to power electronic devices, and driving circuits; DC-DC converters; AC-DC converters; DC-AC converters; AC-AC converters; multi-level inverters; matrix converters. Simulation of converters and applications.

6. EEL606 Simulation and Analysis of Modern Power Systems: (3-0-3) 5 credits

Modern power system operation and control, static and dynamic modeling, Load flow studies, transient stability and small signal stability of large power systems, voltage stability: P-V and Q-V curves, static analysis, sensitivity and continuation power flow method, Wide area real-time monitoring systems

7. EEL607 Fundamentals of Power System Operation Under Restructured Environment: (3-0-0) 3 Credits

History of electric power systems restructuring, Electricity market structures, Market clearing mechanism, Transmission open access, Transmission pricing and loss allocation, Transmission congestion management, Ancillary services and system security in deregulation, Market power and generator bidding, Reforms in Indian power sector

8. EEL608 Optimization And Control of Power System Operation: (3-0-0) 3 credits

Introduction to optimization techniques, economic load dispatch of thermal and hydro-thermal plants, loss formula, real and reactive power optimization, optimal power flow, unit commitment, power system security constrained optimization, load-frequency control, energy control centers and power system state estimation, Wide area monitoring

9. EEL701 Optical Fiber Communication: (3-0-0) 3 credits

Introduction to optical communication, Optical Fiber Waveguides, Different Fiber Types, Fiber Limitations, Dispersion, Attenuation and Nonlinearities in fibers. Optical Transmitters and Receivers, Optical Transceivers, Noise Sources in Optical communication, Light Systems, CWDM (Coarse wavelength Division Multiplexing), ITU wave Grids, DWDM (Dense Wavelength Division Multiplexing), Optical Wave Multiplexers, De-Multiplexers, Fixed OADM (Optical Add-Drop Multiplexer), ROADM (Re-configurable Optical Add-Drop Multiplexer), Dispersion Compensation, Optical Amplifiers, EDFA (Erbium Doped Fiber Amplifies), Raman Amplifiers, Optical DWDM Network Design Considerations, Optical Fiber Link Design Exercises.

10. EEL702 Advanced Signal Processing and Applications: (3-0-0) 3 credits

Discrete time signals and systems, Convolution and frequency response. Discrete time Fourier and Z –transforms. Properties, analysis of discrete time systems. The DFT, definition and properties, circular convolution calculation, FFT transform. Relationship between continuous and discrete time systems: sampling time and frequency normalization, discrete time processing of continuous time signals. Difference equation for digital filters definition and properties. FIR filters, IIR filters, Digital filter design techniques: impulse invariance, Bilinear transformation, finite difference, window design methods, introduction to multirate DSP, decimation and interpolation, polyphase decomposition , uniform DDFT filter banks, quadrature mirror filters and perfect reconstruction. Adaptive signal processing: time adaptive systems, LMS algorithm. Recursive least squares (RLS) algorithms, least square lattice (LSL) algorithm.

11. EEL703 Control & Instrumentation of Power Electronic Systems: (3-0-0) 3 credits

Review of power electronic converters; the regulation and tracking problem; feedback control principles; converter models for feedback; averaging methods and models; voltage and current mode for converters; comparator based control for rectifiers; proportional and PI control applications; small-signal analysis and linearization; control design based on linearization; hysteresis control; general boundary control; vector control of inverters; instantaneous p-q control of inverters; sensors and actuators.

12. EEL704 Power generation by renewable energy: (3-0-0) 3 credits

Importance and applicability of renewable energy sources; technology and economics of wind power; technology and economics of small hydro; technology and economics of biogas and biopower; generation of fuels from energy crops; technology and economics of solar thermal systems; technology and economics of photovoltaic systems; technology and economics of wave and tidal energy systems; energy analysis techniques; cost analysis techniques; environmental impact and its analysis.

13. EEL705 High Voltage Engineering: (2-2-0) 4 credits

Insulation System used in high voltage power equipment: gaseous, vacuum, liquid, solid and composite insulation, performance of insulation under stress, high voltage dielectric tests, Generation and measurement of high ac, dc and impulse voltages in test/research laboratories, generation and measurement of impulse current, digital techniques in HV measurements, calibration of HV measuring instruments and traceability of HV measurements, Recent developments in non-destructive insulation diagnosis and condition monitoring of high voltage equipments. P-Spice Simulation of HV apparatus.