Electrical Engineering (EE): Recent submissions
Now showing items 321-340 of 357
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Terminal Connection And System Function For Making Sweep Frequency Response Measurements On Transformers
(2010-07-08)Sweep Frequency Response (SFR) measurement on a transformer is a low voltage, offline exercise. So, it virtually permits determination of any network or system function, by imposing any desired terminal condition for the ... -
Explicit Segmentation Of Speech For Indian Languages
(2010-07-02)Speech segmentation is the process of identifying the boundaries between words, syllables or phones in the recorded waveforms of spoken natural languages. The lowest level of speech segmentation is the breakup and ... -
An Algorithmic Approach To Some Matrix Equivalence Problems
(2010-06-09)The analysis of similarity of matrices over fields, as well as integral domains which are not fields, is a classical problem in Linear Algebra and has received considerable attention. A related problem is that of simultaneous ... -
A Study Of Vacuum Interrupter Performance Based On The Characteristics Of Arc Voltage Developed During Current Interruption
(2010-06-09)A vacuum interrupter is a switching device used in vacuum circuit breakers, which are widely employed in medium voltage circuits for interrupting the short-circuit fault currents. The vacuum interrupter is the chamber in ... -
No/Nox Removal In Diesel Engine Exhaust Under Different Energizations And Reactor Configurations
(2010-06-09)In India, with the increase in the number of industries and vehicles the environment is getting more and more polluted. More than industries it is the rapid growth of vehicles which causes serious environmental crisis in ... -
Signal Processing Algorithms For Digital Image Forensics
(2010-03-19)Availability of digital cameras in various forms and user-friendly image editing softwares has enabled people to create and manipulate digital images easily. While image editing can be used for enhancing the quality of the ... -
Perceptual Criterion Based Rate Control And Fast Mode Search For Spatial Intra Prediction In Video Coding
(2010-03-11)This thesis dwells on two important problems in the field of video coding; namely rate control and spatial domain intra prediction. While the former is applicable generally to most video compression standards, the latter ... -
Towards Achieving Better NOx Removal In Discharge Plasma Treatment Of Diesel Engine Exhaust
(2010-03-03)In India, the expansion of industries and two-fold increase in motor vehicles over the last decade are posing a serious environmental crisis in the form of urban air pollution. Common pollutants include carbon monoxide, ... -
Receiver Channelizer For FBWA System Confirming To WiMAX Standard
(2009-09-10)Fixed Broadband Wireless Access (FBWA) is a technology aimed at providing high-speed wireless Internet access, over a wide area, from devices such as personal computers and laptops. FBWA channels are defined in the range ... -
A New Family Of Soft Transition DC-DC Converters
(2009-09-10)Switched mode power supplies (SMPS) have found wide spread acceptance in all power processing applications. The design demand is moving towards higher power densities. For reduction in size and weight, it is imperative to ... -
A Peer To Peer Web Proxy Cache For Enterprise Networks
(2009-09-10)In this thesis, we propose a decentralized peer-to-peer (P2P) Web proxy cache for enterprise networks (ENs). Currently, enterprises use a centralized proxy-based Web cache, where a dedicated proxy server does the caching. ... -
Music And Speech Analysis Using The 'Bach' Scale Filter-Bank
(2009-08-13)The aim of this thesis is to define a perceptual scale for the ‘Time-Frequency’ analysis of music signals. The equal tempered ‘Bach ’ scale is a suitable scale, since it covers most of the genres of music and the error is ... -
Soft Switched Multi-Phase Tapped-Boost Converter And Its Control
(2009-08-04)Boost dc-to-dc converters have very good source interface properties. The input inductor makes the source current smooth and hence these converters provide very good EMI performance. On account of this good property, the ... -
Design Of 1400W Telecom Power Supply With Wide Range Input AC Voltage
(2009-07-24)In the fast growing field of Telecommunications, the back up DC power supply plays a vital role in powering the telecom equipment. This DC power supply is a combination of AC-DC Rectifier coupled with a battery bank to ... -
Development Of Algorithms For Security Oriented Power System Operation
(2009-07-23)The objective of an Energy Control Center (ECC) is to ensure secure and economic operation of power system. The challenge to optimize power system operation, while maintaining system security and quality of power supply ... -
Power System Data Compression For Archiving
(2009-07-23)Advances in electronics, computer and information technology are fueling major changes in the area of power systems instrumentations. More and more microprocessor based digital instruments are replacing older type of meters. ... -
Modeling, Analysis And Control Of Single-Phase And Three-Phase PWM Rectifiers
(2009-06-16)Pulse width modulation (PWM) rectifiers are extensively used in battery charger, regulated dc voltage source, UPS systems, ac line conditioner and motor drives. The conventional control schemes for these rectifiers require ... -
Direct Time Domain Modelling Of First Return Stroke Of Lightning
(2009-05-21)Being one of the most spectacular events in nature, lightning is basically a transient high current electric discharge in the atmosphere, which extends up to kilometres. Cloud to ground discharge is the most hazardous one ... -
Development Of Algorithms For Bad Data Detection In Power System State Estimation
(2009-05-12)Power system state estimation (PSSE) is an energy management system function responsible for the computation of the most likely values of state variables viz., bus voltage magnitudes and angles. The state estimation is ... -
Lightning Protection System To Indian Satellite Launch Pads : Stroke Classification And Evaluation Of Current In The Intercepted Strokes
(2009-03-11)Satellites have become absolute necessity in the growing modern space technology. At present, launch pads are the only means for launching of satellites or any other space vehicles. Due to the large magnitude of current ...