Showing posts with label Substation. Show all posts
Showing posts with label Substation. Show all posts

Nuclear Power Plant Advantages and Disadvantages


What Are Advantage and Disadvantages of Nuclear Power Plant

Advantages of A Nuclear Power Plant
1. Breeder reactors create more usable fuel than they use.
2.A nuclear aircraft carrier can circle the globe continuously for 30 years on its original fuel while a diesel fueled carrier has a range of only about 3000 miles before having to refuel.
3.Current nuclear waste in the US is over 90% Uranium. If reprocessing were made legal again in the US we would have enough nuclear material to last hundreds of years.
4.They can be sited almost anywhere unlike oil which is mostly imported.
5.Almost 0 emissions (very low greenhouse gas emissions.
6.A single nuclear reactor can produce a substantial amount of power. A nuclear reactor produces much more power per unit weight of nuclear fuel than conventional energy sources like coal and oil. The production of nuclear power does not release carbon dioxide into the atmosphere and hence does not contribute to global warming.
7.Nuclear power plants don't take up much space. This allows them to be placed in already developed areas and the power does not have to be transferred over long  distances.
8.Nuclear power plants already exist and are available worldwide. So in comparison to, for example, nuclear fusion, the technology does not have to be developed first.
9.Another advantage of nuclear power is that nuclear energy is by far the most concentrated form of energy, so it can be produced in large quantities over short periods of time.
10.Nuclear power generation does emit relatively low amounts of CO2. Nowadays global warming because of the greenhouse gases is a hot topic. The contribution of nuclear power to global warming is relatively little.

Disadvantages of A Nuclear Power Plant
1.Mishaps at nuclear plants can render hundreds of square miles of land uninhabitable and unsuitable for any use for years, decades or longer, and kill off entire river systems
2.Early nuclear research and experimentation has created massive contamination problems that are still uncontained. Recently, for instance, underground contamination emanating from the Hanford Nuclear Reservation in Washington State in the U.S. was discovered and threatens to contaminate the Columbia River
3.Nuclear plants are more expensive to build and maintain.
4.Nuclear reactors are particularly vulnerable to terrorist attacks. The construction cost of a nuclear reactor is high. It takes a significantly long time to construct nuclear plants. At present, the reserves of uranium, a critical nuclear fuel, are limited in the world. Nuclear plant workers may be exposed to high levels of radiation, which can cause cancer and other ailments.
5.Nuclear reactors only last for about forty to fifty years, so where they are extremely productive, they break down and are costly to replace.
6.It is a high risk power supply. Of course a nuclear power plant has a very high security standard, but it is impossible to build a plant with a 100% security. We all know what horrible consequences there will be if an error or accident occurs in this plant.
7.A nuclear meltdown can often occur which will release massive amounts of radiation into the community.
8.nuclear energy can create more problems than they solve. Nuclear mishaps do not happen very often, but when they do, it creates a catastrophe that can damage the country and surrounding area for years to come.
9.The technology used for generating nuclear power can also be used for producing nuclear weapons. The country of North Korea is a classic example of this. The technology still does not exist to use nuclear power in relatively smaller devices like automobiles.
10.These plants also consume large amounts of water, which can damage marine life and affect the wildlife population in the area.


Free PDF Download Advantages and Disadvantages
Energy & the Environment
Advantages Nuclear fuel does not make harmful greenhouse gases.  You only need a very small amount of nuclear fuel to make a lot of energy  Disdvantages The waste that is produced when using nuclear fuel is radioactive and very harmful.  It needs  to be disposed of  carefully  Nuclear power stations are at risk from terrorist attack and sabotage.  World uranium supplies may run out in about 50 years.

Thermodynamics, Radar And Laser Cross Section Engineering, Electric Power Substations

Fundamentals of Thermodynamics
Now updated and enhanced with numerous worked examples, homework problems, and illustrations, and a rich selection of Web-based learning resources, the new Sixth Edition continues to present a comprehensive and rigorous treatment of classical thermodynamics, while retaining an engineering perspective.
http://depositfiles.com/files/itfj9ui9i
http://uploading.com/files/ea8ca75f/FundThermodynam.rar/
http://depositfiles.com/files/g60a1my2h


Radar And Laser Cross Section Engineering
The analysis methods discussed focus on physical optics and numerical solutions to Maxwell's equations (the method of moments and finite-difference solutions) as they apply to radar cross section. Numerous examples have been included to illustrate the application of important methods and concepts.
http://hotfile.com/dl/12638941/e0fa729/Radar_And_Laser.rar.html
http://rapidshare.com/files/280745629/Radar_And_Laser.rar.html


Smart Materials for Energy, Communications and Security
Its objective is to overview several hot topics of material physics related with technological problems of modern society with the focus of their implementation in Mediterranean Dialogue countries: Algeria, Egypt, Mauritania, Morocco and Tunisia.The articles are written by world famous experts in materials science and engineering.
http://depositfiles.com/files/s6vvm81cq/1402087950.rar
http://rapidshare.com/files/279264812/1402087950.rar


Wireless Sensor Networks
Technology, Protocols, and Applications
It shares the latest advances in science and engineering paving the way towards a large plethora of new applications in such areas as infrastructure protection and security, healthcare, energy, food safety, RFID, ZigBee, and processing.
http://depositfiles.com/ru/files/xy6a0azmm
http://sharingmatrix.com/file/323088
http://www.megaupload.com/?d=GMLJ5OZQ


Handbook of Reliability, Availability, Maintainability and Safety in Engineering Design
Covers a breadth of research into the concept of integrity in engineering design. Such breadth of research is represented by the inclusion of the topics of reliability and performance, availability and maintainability, and safety and risk, in an overall concept of designing for integrity during the different phases of the engineering design process.
http://uploading.com/files/8675d333/1848001746.rar/
http://depositfiles.com/files/862oe6nxh



Clustering Challenges In Biological Networks
This book will be a valuable source of material to faculty, students, and researchers in mathematical programming, data analysis and data mining, as well as people working in bioinformatics, computer science, engineering, and applied mathematics. In addition, the book can be used as a supplement to any course in data mining or computational/systems biology.
http://www.megaupload.com/?d=XHIYJFAL
http://depositfiles.com/files/oe51nn4al
http://uploading.com/files/f562mc3a/9812771654.rar/


Logic Design of NanoICS
Nano- and Microscience, Engineering, Technology, and Medicine Series
This concept represents a breakthrough from two- to three-dimensional thinking about logic circuit design and imparts a new understanding of information processing at the atomic level.
http://rapidshare.com/files/273390634/0849327660.rar
http://depositfiles.com/files/q5ek952dr/0849327660.rar



introduction to Modern Traffic Flow Theory and Control
The Long Road to Three-Phase Traffic Theory. The author also addresses freeway traffic control methods within the framework of the theory. He demonstrates and explains why the earlier theoretical basis of transportation engineering, research and teaching cannot adequately describe traffic breakdown as observed in measured traffic data.
http://rapidshare.com/files/282505285/Introduction_to_Mt_36420_26044.zip



International Engineering Education
The volume includes papers on the challenges and opportunities facing the education of engineers in the 21st century, and papers relating to globalization and its impact on engineering education worldwide. The response to and exploitation of change by the European engineering education system are described, and the Chinese initiatives in promoting innovation in engineering and architecture are revealed.
http://depositfiles.com/files/33228364u
http://rapidshare.com/files/282584497/International_Engineering_Education.rar.html



Progress in Corrosion Science and Engineering I
Electrochemistry is composed of eight chapters covering topics having relevance both in corrosion science and materials engineering.
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http://uploading.com/files/869c9mc5/CorrosionScience_Engineering.rar/
http://www.filefactory.com/file/a0a3ggh/n/CorrosionScience_Engineering_rar



Hydrosystems Engineering Reliability Assessment and Risk Analysis
Brings together in a single resource mathematical risk and reliability analysis methods needed to improve planning, design, and performance of hydrosystems
Demonstrates statistical and probability tools for solving a broad range of hydrosystem engineering problems .
http://depositfiles.com/files/n9l6p5d6k
http://www.megaupload.com/?d=GLSIIUK9




Electric Power Substations Engineering
The objective of Electric Power Substations Engineering is to provide an extensive overview of substations, as well as a reference and guide for its study.
http://uploading.com/files/a955266b/Electric_Power_Substations_Engineering_2nd_Edition.rar/



High-Voltage Engineering
Theory and Practice, Second Edition, Revised and Expanded
http://depositfiles.com/files/33e3bword
http://uploading.com/files/645421ba/High_Voltage_Engineering.rar/

The World's Largest Tidal Energy Generator - SeaGen



The world largest tidal energy generator was located in Strangford Lough, Northern Ireland with a capacity of 1.2 megawatts that can supply of average 1000 households.




How does SeaGen work?
Complete detail how this giant tidal generator works.
http://www.imeche.org/about/keythemes/energy/Energy+Supply/Renewable+energy/Marine+energy/Tidal+Power/Tidal+power+in+the+UK+-+SeaGen.htm



Power Generator Leaves Harland and Wolff
The device will then be linked to the Northern Ireland electricity grid via a prepared cable as stated on this site.
http://www.harland-wolff.com/news_detail.asp?id=50.



Marine Current Turbines
From sustainable energy, wood pellet, boilers, alternative energy and biomass
http://wood-pellet-ireland.blogspot.com/2008/04/worlds-largest-tidal-generator-in.html



Canadian Tidal Energy
This technology consists of a horizontal axis ducted turbine with a direct drive variable speed permanent magnet generator.
http://www.oceanpowermagazine.net/2009/07/06/canadian-tidal-energy-technology-company-signs-agreement-with-alstom-hydro/

Free Electric Power Plant Engineering and Minimizing Energy Costs with a Handbook of Silicon

Power Plant Engineering
The book wisely concentrates on state-of-the-art technology. It emphasizes the why and the what of current practice. However, it does not neglect some of the underutilized energy
sources and systems or the more promising of the developing technologies. The reader will gain a firm foundation in the technology and a good understanding of commonly encountered system configurations. Additionally, the ground work is adequately laid for the reader to be prepared
for developments in the future. The electric power generation and distribution industry has
evolved during almost exactly one century into its present form. This development has been driven by economics, technological advancements, and government regulations. These diverse forces have produced generation and distribution systems that are reliable, safe, and environmentally acceptable, suitable for service throughout the world. The technologies which make up the systems have brought a highly convenient and economic form of energy to both densely populated cities and remote geographic areas. Electrical energy has become a fundamental requirement for the existence of modern society. Likewise, it is essential for economic progress in lesser developed regions. The problem in producing a reliable book that treats all aspects of the industry has been in recruiting authors of the talent level required and in providing time and support for successful completion of the project.
http://www.mediafire.com/?kn2dwwywmdn



Maximizing Energy Savings and Minimizing Energy Costs
This book provides the foundation upon which any successful, long-term energy strategy must be based. The foundation of energy cost minimizing process requires the knowledge of how current energy costs are developed and applied. The foundation of a building is seldom seen or considered, but if it is defective the building will fail. It is the same for energy; if the knowledge foundation is lacking or defective, the entire process will fail, causing unnecessary costs to be present and potentially not even recognized. Electric utilities are becoming market responsive if they want to remain viable in their industries. The long-term outlook for electrical power alternatives is good and for many companies the savings realized through these various alternatives will be great. To be able to understand how changes occur in electric/natural gas utilities, a knowledge of what they are and how they are regulated must be available. Another electric utility worry can be customer-distributed generation of electricity. In this scenario, the customer installs a generation system that provides both electrical as well as thermal (heat) outputs to supplement and reduce dependence upon utility supplied electricity.
http://www.mediafire.com/?mgjdqgzgzyo



Handbook of Silicon Wafer Cleaning Technology
As in the fi rst edition, emphasis has been placed on industrial applications in the fab combined with authoritative explanations of the physical and chemical processes underlying wafer cleaning, surface preparation, impurity analysis, and contamination aspects. The volume has been designed as a handbook and guide for engineers, scientists, and technicians who are working in the production of silicon microcircuit devices, as well as for graduate students perusing technical courses in semiconductor science and technology. Extensive use of references has been made to provide for specific source information.
http://www.mediafire.com/?twzeam4jtk1

Free Guide to Electrical Systems, Protection, Computer Engineers ebooks

Powerboater's Guide to Electrical Systems, Second Edition
These systems go beyond the scope of this book, but my book Advanced Marine Electrics and Electronics Troubleshooting covers them in more detail.The automotive electrical systems of those days were fairly simple, and I spent most of my time troubleshooting faulty components and repairing factory-engineered wiring harnesses.Additionally, we’re just beginning to see entire electrical systems that are reduced to many fewer wires from such companies as Paneltronics, with its PowerSign System.The basics of marine electrical system troubleshooting haven’t changed much, but certainly some of the equipment we install and use has.
http://uploading.com/files/84VQTO5D/0071485503.rar.html
http://uploadbox.com/files/fffe25a840
http://www.megaupload.com/?d=VOVKMXD0




Protection of Electrical Networks
Spreading of the capacitive current in a network with several outgoing feeders upon occurrence of an earth fault.Voltage transformers used for protection in compliance. Protection against too many successive start-ups. Protection against reversals in reactive power. Protection using temperature monitoring. Protection of a busbar using logic selectivity. Electrical phenomena related to energization. The power supply of industrial networks can be LV, MV or HV. The voltage rating of the supply source depends on the consumer supply power. The greater the power required, the higher the voltage must be.
http://uploading.com/files/43YU8SVC/ProElecNetw.rar.html
http://depositfiles.com/files/js2vry9xb
http://rapidshare.com/files/218912529/ProElecNetw.rar



An Introduction to Numerical Analysis for Electrical and Computer Engineers
This is so true that no engineer can be deemed competent without some knowledge and understanding of the subject. Because of the background of the author, this book tends to emphasize issues of particular interest to electrical and computer engineers, but the subject (and the present book) is certainly relevant to engineers from all other branches of engineering.To begin, the present book is intended to be a part of the students’ first exposure to numerical analysis. As such, it is intended for use mainly in the second year of a typical 4-year undergraduate engineering program. However, the book may find use in later years of such a program.
http://uploading.com/files/Q1AZGZZV/0471467375.rar.html
http://depositfiles.com/files/dzcyb7i4y
http://www.megaupload.com/?d=HO6F1EV7

Pdf ebooks on electronics dictionary microwave power energy and tidal power

The Illustrated Dictionary of Electronics
The Illustrated Dictionary of Electronics—8th Edition has been revised, clarified, and updated, reflecting technological advances of recent years. New definitions have been added in the fields of wireless technology, robotics, and artificial intelligence. Every effort has been made to be concise and accurate, without “talking down” to the reader.
http://uploading.com/files/5MVGT1KO/Dict_Electronics.rar.html
http://depositfiles.com/files/0mwd8669i



Electron Beams and Microwave Vacuum Electronics
There are a number of books devoted to the physics of electron beams and to microwave electronics. However, in books on the physics of electron beams, the problems of microwave electronics are usually treated briefly. Similarly, in books on microwave electronics, the theory of electron beams usually occupies a modest place. The primary goal of this book is discussion of the foundations of the physics and theory of electron beams and microwave electronics. The structure is dictated by a historical sequence from classical vacuum electronics of the twentieth century, to the impressive achievements of recent years, covers the principles and theory of the interaction of electron beams with electromagnetic waves in quasistationary systems
http://uploading.com/files/XNL9IWNZ/ElecBeElectr.rar.html
http://rapidshare.com/files/192613215/ElecBeElectr.rar



Public Power Energy Production in the 21st Century
Government should not be involved in the electricity business. Everyone knows the public sector is not as efficient as the private sector, nor as innovative. Moreover, political interference, such as regulating electricity rates, distorts the economics of the power industry. Market forces may be ignored, but they cannot be defeated, and we will ultimately regret even trying. While there may be some role in the electricity system for government, such as ensuring a level playing field in an open marketplace, public ownership and operation of system assets is a bad idea that inevitably leads to unsustainable public debt. The opponents of public power today say that the private sector is the most effective agent of change in meeting all these challenges, old and new, and that deregulation is essential to unleashing the benefits that will flow from individual enrichment initiatives.
http://uploading.com/files/5FVAFQT4/1894663446.zip.html
http://uploadbox.com/files/8ad853cd31



Ocean Energy Tide and Tidal Power
The first sources of ocean energy that come to mind are the hydrocarbons. From timid extraction operations hugging the coastline and shallow depth wells, not too difficult to cap, giant steps have been made, to the point that platforms have been erected, far out at sea, and oil is obtained from ever-greater depths. The phenomenon had, of course, already been observed in Classical Times and this power was put to work on rivers such as the Tiber River in Rome, the joint estuary of the Tigris and Euphrates rivers even much earlier. Tide mills on the Danube may date from later periods. Mechanical power was sought to grind grain, to power sawmills, to lift heavy loads.The first major hydroelectric plant to use the energy of the tides was put into operation in 1967. It produces approximately 540,000kW of electrical power.
http://uploading.com/files/HF844LT8/3540779310.rar.html
http://rapidshare.com/files/196179563/Ocean_Energy.rar

ebooks electrical Power Sources and Supplies, Permanent Magnet Motor Technology

Permanent Magnet & Electromechanical Devices: Materials, Analysis, and Applications
http://www.mediafire.com/?ownbnlmg3mb


Power Sources and Supplies
The power supply design then usually follows that engineer throughout their employment with that company because of the “ millstone effect.” For me, this turned out to be fortunate. I had always been intrigued by the unknown and loved the fi eld ’ s curious combination of RF, digital, analog and power. My reward is in realizing that I intuitively understand an area that few engineers do, and my power supply designs are in many of the products in use today.
This book is an assemblage of four books from different authors on topics from linear and switching power supply design. The book covers a wide range of different aspects of power supply design with differing perspectives from these authors; all this combines to
provide a more rounded view of the power fi eld.
http://www.mediafire.com/?yymznnezjmm


Permanent Magnet Motor Technology
The aim of Chapter 1, ‘Introduction’, is to bring the reader into the modern world of electromechanics and motion control. The structure of electromechanical drives and classification of PM motors are described. The current and future trends in the PM motors and drives industry are discussed.
This chapter also shows the reader how to select PM motors to meet the specific requirements of electrical drives. The second chapter, ‘Permanent Magnet Materials and Circuits’, is devoted to the physics of hard magnetic materials and practical calculation of PM circuits. Analysis of magnetic circuits is based on PM materials currently available on the market. How to find an operating point, including armature reaction, and how to evaluate the airgap permeance and permeances for leakage fluxes are emphasized. Chapter 3, ‘Finite Element Analysis’, deals with CAD design of PM motors with the aid of the finite element nlethod (FEM). Field equations, their solutions, boundary conditions, pre-processing and postprocessing
routines and determination of integral parameters (inductances, back EMF, forces, torques) are discussed. According to a survey made in different parts of the world, nearly 20% of electrical engineers working in industry require additional updated knowledge i n electromagnetics. Chapter 4, ‘d.c. Commutator Motors’, deals with cost effective d.c. rornnlutator motors with barium ferrite PMs manufactured in large quantities. Chapter 5 ‘Theory of Permanent Magnet Synchronous Motors’ discusses analysis of synchronous motors with PMs. Chapter 6, ‘dx. Brushless Motors’, emphasizes the differences between the synchronous motors (sinusoidally excited) and d.c. (square wave) brushless motors. The next three chapters, ‘AXial Flux Motors’, ‘High Power Density Brushless Motors’, and ‘Brushless
Motors of Special Construction’, focus on a large family of brushless motors with moving PMs such as motors of cylindrical and disk construction, micromotors, large motors (ship propulsion), single-phase motors, transverse flux motors, and other configurations. Special attention is paid to
their application to modern electrical drives. Stepping motors with active PM rotors are discussed in Chapter 10, ‘Stepping motors). Fudanlental so if modern mathematical methods of optinlization, including population-based incremental learning, are found in Chapter 11, ‘Optimization’.
http://www.mediafire.com/?mnwojy1ttyz

Electrical ebooks Practical Transformer Handbook, Power Generation Technologies

Power Generation Technologies
This book is primarily about the ways of generating electricity. It does not cover the means of transporting electricity and delivering it to those who wish to use it. Nor does it treat, except obliquely, the political issues that attach themselves to electricity supply. What it does attempt, is to provide an explanation of all the myriad ways that man has devised to produce this most elusive of energy forms. The book is divided into chapters with one chapter devoted to each type of electricity generation. The explanations provided are thorough and
technical where necessary but do not resort to overly technical language where this can be avoided. Readers, who are seeking a full analysis of the thermodynamics of the heat engine, or the differential equations for solving the problem of turbine flow, will need to look elsewhere.
http://www.mediafire.com/?qytynfoknqu



Practical Transformer Handbook: for Electronics, Radio and Communications Engineers
This book takes a somewhat different tack; it deals largely with transformers more relevant to electronic technology, control techniques, instrumentation, and to unusual implementations of transformers and transformer-like devices. In sodoing, the author feels that the highest usefulness will ensue from emphasis on the practical aspects of such transformers and their unique applications. For, if properly done, those readers wishing to probe further will have been guided along appropriate paths to extended investigation. The underlying objective is to stimulate the creativity of engineers, hobbyists, experimenters and inventors, rather than to provide a conventional classroom-like text. It is to be hoped that a readable and interesting exposition of the topic will help dispel much of the prevalent notion that transformers are mundane devices of a mature technology with little prospect of further evolutionary progress. To this end, it should be easy to show that the traditional treatment of transformers,
althogh providing a solid academic-foundation, tends to confine the modern practitioner to a bygone era.
http://www.mediafire.com/?kzxzzmnmzwn

The main function of substation

Substations serve as sources of energy supply for the local areas of distribution in which they are located. Their main functions are the following:

1. To receive energy transmitted at high voltage (in Philippines, it is usually 230 kV or 138 kV transmission voltage and 69 kV sub-transmission voltage) from the generating stations;

2. To Reduce the voltage to a value appropriate for local use and provide facilities for switching; and

3. To Provide points where safety devices may be installed to disconnect circuits or equipment in the event of trouble.

Voltage on the outgoing distribution feeders. can be regulated at a substation. It is also a convenient place to make measurements to check the operation of various parts of the system.

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