Power quality issues and mitigation of voltage dips using power conditioning equipment

Science & technology   |   Physics & chemistry   |   Term papers   |   06/08/2009   |   .pdf   |   8 pages
Document abstract : «Most of the industrial loads are mainly controlled by power semiconductor devices. These devices make such loads more sensitive against power system disturbances. Thus, the power quality problems have gained more interest recently. This paper...»

Synopsis abstract : «Introduction. Power of quality issues. Power quality problems. Voltage dips. Conclusion. Bibliography....»

Short term load forecasting using artificial neural networks

Science & technology   |   Medical studies   |   Term papers   |   06/08/2009   |   .pdf   |   6 pages
Document abstract : «Today's electric power industry is undergoing many fundamental changes due to the process of Deregulation. In the new market environment, the power system operation will become more competitive. Therefore the Utilities are required to perform...»

Synopsis abstract : «Introduction. Meaning of load forecasting. Importance of STLF. Review of STLF measures. Neutral network and its applications. Program development of STLF. Conclusion and future scope. Bibliography....»

Development of a grid framework using .net

Science & technology   |   Computer science   |   Term papers   |   06/08/2009   |   .doc   |   8 pages
Document abstract : «It is difficult to analyze the performance of dynamic environment like Grid. In a Grid , data need to be collected and analyzed in real time. A Grid has to adapt to the changing resources usages scenario. The objective of this paper is to present an...»

Synopsis abstract : «Introduction. Performance prediction and monitoring tools . Hierarchical organization of analysis agents . Performance properties and agents . NET implementation of the agents . Conclusion . Bibliography....»

DSP based excitation controller for synchronous motor

Science & technology   |   Electronics   |   Term papers   |   06/08/2009   |   .pdf   |   5 pages
Document abstract : «Induction motors are widely used in industrial production processes. Use of an induction motor will result in increased lagging power factor. This power factor must be corrected by adding capacitors. If not, the result is the penalty of larger kVA...»

Synopsis abstract : «Introduction. Overview of synchronous. Types of excitation system. Power factor control and VAR operation. Protection and conclusions. References....»

Optimization of TCP SACK

Science & technology   |   Computer science   |   Term papers   |   06/08/2009   |   .pdf   |   4 pages
Document abstract : «Internet is expanding rapidly over entire glob with heterogeneous networks. TCP/IP protocol suite is an inseparable part of Internet. Hence, the efficiency of the protocols is plays a vital role in performance of Internet. The increasing use of...»

Synopsis abstract : «Introduction. The Transport Control Protocol - TCP. TCP implementations. TCP sack performance issues. Conclusions. Bibliography....»

Performance based comparision of TCP variants: Reno and Sack on real test beds

Science & technology   |   Computer science   |   Term papers   |   06/08/2009   |   .pdf   |   4 pages
Document abstract : «One of the most important parameter of data communication is the TCP protocol. It has underwent many changes which brought into existence many variant of it like tahoe, reno, new reno, sack, vegas, westwood. Nowadays we are using TCP SACK as the tcp...»

Synopsis abstract : «Introduction. Reading parameters. NIST net. TCP reno. Motivation for improving reno. TCP selective acknowledgement (sack). Reading for TCP sack. Conclusion. References....»

Brain finger-printing

Science & technology   |   Electronics   |   Term papers   |   06/08/2009   |   .pdf   |   5 pages
Document abstract : «Brain Fingerprinting Laboratories, Inc. has developed and patented EEG/P300 based testing systems that determines, with extremely high accuracy, whether or not specific information is stored in a person's memory. The test measures individual...»

Synopsis abstract : «Introduction. How brain fingerprinting testing works - Criminal justice system. Helps to exonerate the innocent. Helps to catch a serial killer. National security applications. Medical diagnostics. Additional applications and a scientific solution...»

WiBro technology

Science & technology   |   Electronics   |   Term papers   |   06/08/2009   |   .pdf   |   6 pages
Document abstract : «This technology is the latest advancement in Wireless Communication which presents drastic change in Wireless Internet and helps connect each and every person globally. It is the most advanced and upcoming technology now a days. WiBro is the...»

Synopsis abstract : «Introduction. Network management in WiBro system and architecture. Key factors related to WiBro technology. Modeling and analysis of proposed network management for indoor system . Numerical results and discussio...»

Inverted suspended space fed microstrip antenna for wireless applications

Science & technology   |   Electronics   |   Term papers   |   06/08/2009   |   .pdf   |   6 pages
Document abstract : «The basic microstrip antenna (MSA) is a resonant patch of metal, etched on the surface of grounded dielectric slab. The dielectric material is replaced with air to improve the bandwidth and to minimize losses. The proposed space fed microstrip...»

Synopsis abstract : «Introduction. Analysis model. Analysis and results on infinite ground plane. Analysis and results on finite ground plane and finite substrate . Conclusion. References....»

Optical wireless communication

Science & technology   |   Electronics   |   Term papers   |   06/08/2009   |   .pdf   |   7 pages
Document abstract : «Today's information economy depends on the transmission of data, voice and multimedia across telecommunication networks. Optical networks remain the most ideal medium for high-bandwidth communications for true connectivity. There are two distinct...»

Synopsis abstract : «Introduction. Deployment strategies. Breaking the bandwith bottleneck. Advantages of free space optics (FSO). FSO applications and challenges. High speed building to building connectivity enable with optical wireles...»

Simple Mail Transfer Protocol

Science & technology   |   Computer science   |   Presentation   |   06/09/2009   |   .ppt   |   21 slides
Document abstract : «This presentation talks about Simple Mail Transfer Protocol. First of all it begins with a clear description of SMTP, how it is implemented and what are the alternatives used on mail servers after which it explains what authenticated SMTP with...»

Synopsis abstract : «What is SMTP (Simple Mail Transfer Protocol)?. Stages of SMTP. What is authenticated SMTP?. What is an SMTP server?. What is POP (Post Office Protocol) mail?. What are SMTP commands. Bibliography. Conclusion....»

Analytical design of tonnage plant for the separation of high purity Nitrogen, Oxygen and Argon from atmospheric air

Science & technology   |   Physics & chemistry   |   Term papers   |   06/09/2009   |   .pdf   |   4 pages
Document abstract : «Air is a mixture of various gases like as nitrogen, oxygen, argon, hydrogen, helium, neon, krypton, etc. These gases can be separated at cryogenics temperature by liquefying the components at different temperature & pressure. This paper presents the...»

Synopsis abstract : «Abstract of the study. Introduction. List of nomenclature. The air separation technology and its use. Air booster separation. Air separation. Design of rectification column. Selection of the materials for cryogenic section of air plant. Data...»

Performance evaluation of diesel engines using blends of diehtyl ether and diesel and diethyl ether and bio diesel

Science & technology   |   Physics & chemistry   |   Term papers   |   06/09/2009   |   .pdf   |   7 pages
Document abstract : «Producing and using renewable fuels for transportation is one approach for sustainable energy future for the world. With ever growing concerns on environmental pollution, energy security, and future oil supplies, the global community is seeking non...»

Synopsis abstract : «Abstract: Producing and using renewable fuels for transportation. Introduction to diesel engine. Experimental apparatus and procedure. The specifications of test engine. Results and discussion. Test fuel DEE and diesel blends. Test fuel DEE &...»

Data warehousing and data mining: Bringing pinpoint accuracy to sales

Science & technology   |   Computer science   |   Term papers   |   06/09/2009   |   .pdf   |   4 pages
Document abstract : «For most businesses, the primary means of growth involves the acquisition of new customers. This could involve finding customers who previously were not aware of your product, were not candidates for purchasing your product, or customers who in the...»

Synopsis abstract : «Introduction. Data mining and data warehousing. Relevance to a business process. Conclusion. References....»

Experimental methods of hydrogen testing to prevent Hydrogen Assisted Cracking (HAC) during the Submerged Arc Welding (SAW) process

Science & technology   |   Physics & chemistry   |   Term papers   |   06/09/2009   |   .pdf   |   5 pages
Document abstract : «One of the main problems associated with the welding of ferritic steels is that of hydrogen assisted cracking (HAC), popularly known as cold cracking or delayed cracking. As the name suggests, it is caused by hydrogen present in the weld metal....»

Synopsis abstract : «Abstract of the study. Introduction. Idetification: Visual appreance of hydrogen cracking. Definitation of Metallography. Factors that cause hydrogen cracking. Main factors that influence the risk of cracking. Methods of hydrogen...»

Study of the incompressible fluid-flow past a square cylinder in a viscous medium

Science & technology   |   Physics & chemistry   |   Term papers   |   06/09/2009   |   .pdf   |   3 pages
Document abstract : «The present study makes an effort to find out the location of the drag, stream lines and contours of static pressure in the flow field passing through the square cylinder in incompressible viscous media. For this work, different values of Reynolds...»

Synopsis abstract : «Abstract. Introduction. Modelling and analysis. Results and discussion. Comparison of static pressure of present study. Comparison of streamlines of present study. Conclusion. References....»

National conference on power electronics and power systems 2008: Simulation of transient for power transmission lines

Science & technology   |   Physics & chemistry   |   Term papers   |   06/09/2009   |   .pdf   |   6 pages
Document abstract : «Switching operations, faults, lightning surges, and other intended or unintended disturbances cause temporary high voltages and currents in power transmission lines. The system must withstand this high voltage with a certain probability or its...»

Synopsis abstract : «Abstract. Introduction. An overview of 'national conference on power electronics and power systems 2008'. Origin of transient in power system. Travellig waves phenomenon in analysis of transmission lines. The effect of short lenght of cable...»

Developing a high speed memory interface

Science & technology   |   Electronics   |   Term papers   |   06/09/2009   |   .pdf   |   4 pages
Document abstract : «A common problem for today's system designers is to reliably interface with their next generation high-speed memory devices. As system bandwidths continue to increase, memory technologies have been optimized for higher speeds and performance. As a...»

Synopsis abstract : «Introduction. Memory applications. DDR and DDR2 SDRAM controller. QDR SRAM memory controller. Dedicated double data rate I/O logic elements. LatticeSC switchable I/O termination. RLDRAM1 and 2 memory controller. Embedded memory controller...»

Security challenges in wireless sensor networks

Science & technology   |   Electronics   |   Term papers   |   06/09/2009   |   .pdf   |   5 pages
Document abstract : «Wireless sensor networks (WSNs) are wireless ad hoc networks of tiny sensor nodes. As a result of advances in sensor technology and wireless communication, sensor networks have emerged as an indispensable and important new tool for multiple civilian...»

Synopsis abstract : «Introduction. Sensor network architecture and requirements. Security requirements. Obstacles of sensor security. Security issues and solutions. Conclusion. References....»

Interactive information display embedded system designed using I2C protocol

Science & technology   |   Electronics   |   Term papers   |   06/09/2009   |   .pdf   |   4 pages
Document abstract : «With the growing importance of the embedded systems, the need to design embedded applications with microcontrollers having advance features is gaining prominence. In the presented work I2C protocol is used to make an interactive information display...»

Synopsis abstract : «Abstract. Introduction. Block diagram and description. Configuring HyperTerminal for communication with the system. Software and description. Conclusion. References....»

Content management with repository open service interface definition

Science & technology   |   Computer science   |   Term papers   |   06/09/2009   |   .pdf   |   7 pages
Document abstract : «Now days the term content management is the key issue with website's design, what to include what not to include is very crucial problem. Here, in this paper we have shown the way of managing content called assets, which may contain metadata,...»

Synopsis abstract : «Introduction. OSID's - Open service interface definitions. Usage and functions of OSID's. Package org - OSD repository description class summary. Conclusion. References....»

Mobile robotic arm and its future scope

Science & technology   |   Electronics   |   Term papers   |   06/09/2009   |   .pdf   |   4 pages
Document abstract : «A Robot can be defined as a programmable, self-controlled device consisting of electronic, electrical, or mechanical units. More generally, it is a machine that functions in place of a living agent. Robots are especially desirable for certain work...»

Synopsis abstract : «Introduction. Functions of mobile robot arm. Network through control. Speech through control. Conclusion. Referencing....»

Auto negotiation in IEEE 802.3 based layer 2 devices: A review

Science & technology   |   Electronics   |   Term papers   |   06/09/2009   |   .pdf   |   4 pages
Document abstract : «Auto Negotiation is an optional yet one of the standard Plug and Play features available in almost all modern day IEEE 802.3u (Fast Ethernet) and as a mandatory feature in IEEE 802.3ab Gigabit Ethernet compliant devices. Today's Fast Ethernet...»

Synopsis abstract : «Introduction. The auto-negotiation standard. The arbitration control. Recent developments. Conclusion. References....»

Performance analysis of OFDM communication systems

Science & technology   |   Electronics   |   Term papers   |   06/09/2009   |   .pdf   |   5 pages
Document abstract : «Today life does not seem possible without wireless in some form or the other. The demands on bandwidth and spectral availability are endless. Consequently, wireless designers face an uphill task of limited availability of radio frequency spectrum...»

Synopsis abstract : «Abstract. Introduction. Block diagram of overall system. Comparison with CDMA. Stimulation results. Definition of multi-antena OFDM systems. Results and conclusion. References....»

Wireless communication: Global positioning system

Science & technology   |   Electronics   |   Term papers   |   06/09/2009   |   .pdf   |   7 pages
Document abstract : «GPS technology is one of the significant inventions of the twentieth century. GPS has become a popular device in western countries but has not yet reached the household of the common man in India. With globalization, GPS and its related technology...»

Synopsis abstract : «Introduction. Meaning of global positioning system - GPS. Portable GPS uses. The future of GPS. Navigation systems and GPS signals. The GPS constellations. Applications. Conclusion. References....»

A report on activities on and around OFDM

Science & technology   |   Electronics   |   Term papers   |   06/09/2009   |   .pdf   |   5 pages
Document abstract : «Multi-carrier communications are currently in a state of very rapid development, both in the introduction of new techniques and in application to a wide variety of channels and services. Orthogonal Frequency-Division Multiplexing (OFDM) is a...»

Synopsis abstract : «Introduction. Multi-path effect on high speed serial communication. Multi carrier transmission. OFDM implementation using DFT. Guard interval concept. Quality improvement techniques. Conclusion. References....»

Implementation of vector quantization technique in image compression and speech recognition

Science & technology   |   Electronics   |   Term papers   |   06/11/2009   |   .pdf   |   6 pages
Document abstract : «In this paper, we have described the application of Vector Quantization in Image and Speech processing. Compressing image data by using Vector Quantization (VQ)[1]-[3] will compare Training Vectors with Codebook. The result is an index of position...»

Synopsis abstract : «Abstract. Introduction. Codebook design. LBG algorithm. Mathematical analysis of LBG algorithm. Splitting codebook design. Experiment and output. Vector quantization in speech recognition. Algorithm. Pre processing. Mel frequency wrapping...»

Speech processing using wavelete transformation and its implementation in digital hearing aids

Science & technology   |   Electronics   |   Term papers   |   06/11/2009   |   .pdf   |   4 pages
Document abstract : «Hearing impairment is the number one chronic disability affecting people in the world. Many people have great difficulty in understanding speech with background noise. This is especially true for a large number of elderly people and the...»

Synopsis abstract : «Abstract. Normal cochlear function. Hearing aids. Analog hearing aids. Digital hearing aids. Speech enhancement using wavelet. Daubechies wavelet filter coefficients. Discrete wavelet transform...»

Motion picture compression technique used in digital television sets

Science & technology   |   Electronics   |   Term papers   |   06/11/2009   |   .pdf   |   5 pages
Document abstract : «Digital television is a completely new way of broadcasting and is the future of television. With the advent of digital technology, digital audio and video compression and other advanced signal processing, it is possible to transmit and receive...»

Synopsis abstract : «Abstract. Introduction to digital television. Why use digital television?. Crystal clear picture and sound. Big picture. Multicasting. Data casting. Interactive application. Technical background. Compression and MPEG (Moving Picture Expert...»

Remote triggering based embedded servers for smart home environments

Science & technology   |   Computer science   |   Term papers   |   06/11/2009   |   .pdf   |   4 pages
Document abstract : «Smart home systems are expected to become key research area for ubiquitous and embedded system Computing in coming years. In this paper, a new scheme in smart home systems technology using Embedded server for providing intelligent control of home...»

Synopsis abstract : «Abstract. Introduction. Description of remote triggering based embedded server. Experimental results. Algorithm for implementing remote triggering based embedded. Conclusion. References....»

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