Seminar report on protection of lightning arrester free download as word doc. Air termination, down conductors and earthing rolling sphere protection angle and mesh size according to lps i, ii, iii or iv. It can lead damage to machinery and equipment, both inside and outside the building and may result in harm to people. Explore lightning protection using lfam with free download of seminar report and ppt in pdf and doc format. Lightning arrester full report lightning arresters are protective devices for limiting surge voltages due to lightning strikes or equipment faults or other events, to prevent damage to equipment and disruption of service. An lfa should be arranged in parallel with each insulator in order to protect a line against direct lightning strokes. Adoption of composite materials to reduce overall airplane weight and enhance fuel efficiency will boost aircraft lightning protection market growth during forecast. While this may avoid some of the worst effects of a direct strike, it has some serious drawbacks.
If you are you interested in this seminar topic, mail to us to get the full report of the seminar topic. If the voltage is higher than the rated voltage of the electrical line to be protected, then the protector changes its state to low impedance and derives current to earth. In a lightning protection system, a lightning rod is a single component of the system. Standard for the installation of lightning protection. Lightning protection testing is carried out every 11 months, so that over a 12 year period your system has been tested in every month. Our lightning protection systems training course is focused at companies who own or maintain wireless communications and broadcast towers and their antennas. The seminar report describes a new simple, an effective and inexpensive method of lightning protection of overhead distribution lines using long flashover arresters lfa. It offers great number of technical and economical advantages.
Introduction a new simple, effective and inexpensive method for lightning protection of medium voltage overhead. Lightning rods come in many different forms, including hollow, solid, pointed, rounded, flat strips, or even bristle brushlike. This applies whether the source of the disturbance is lightning, powersystem switching. Lightning damage to equipment results in losses exceeding twentysix billion dollars annually in north america, and nearly three times that. Lightning protection system provides a safe pathway for the charge accumulated in the clouds to the earth. Jan, 2018 free download complete engineering seminar lightning protection using lfa lightning frequency arrester seminar report pdf. The documentations also focused on the use of an insulator with characteristic lfa ilfa. Then set up a personal list of libraries from your profile page by clicking on your user name at the top right of any screen. Very valid questions and ones that every new surge protection engineer should ask 3.
Lightning, is a form of visible discharge of electricity between rain clouds or between a rain cloud and the earth. Scribd is the worlds largest social reading and publishing site. A new simple, effective and inexpensive method for lightning protection of medium voltage overhead distribution line is using long flashover arresters lfa. Preparation is key for the protection your organizations bottom line and safety. The typical lightning arrester has a highvoltage terminal and a ground terminal.
Lightning protection using lfam seminar report, ppt, pdf. Seminar report on protection of lightning arrester scribd. Until relatively recently, there was little that could be done to minimize this risk. Introduction to lightning protectionintroduction to lightning protection lightning definitionslightning definitions surge arrester a protective. Aircraft lightning protection market to exceed usd 3. The composite materials have multiple inherent advantages, but these resist current flow that. Page 1 acknowledgement the satisfaction that accompanies the successful completion of any task would be incomplete without acknowledging the people whose constant guidance and encouragement has crowned all the efforts with success. Power system surge protection seminar arresterworks page3 surge protection seminar outline 1 what is an arrester. This seminar report describes the long flashover arrester lfa, method for lightning protection, working principle, design of lfam, its main applications and laboratory test results. The lightning rod requires a connection to earth to perform its protective function.
Lightning protection services uls lightning protection. Our constantly growing portfolio of elearning courses will. A systematic hazard mitigation approach to lightning safety is a prudent course of action. Lightning protection using lfam 22,ask latest information,abstract, report,presentation pdf,doc,ppt, lightning protection using lfam 22 technology discussion, lightning protection using lfam 22 paper presentation details. Ppt lightning protection powerpoint presentation free. He is chair of the iec sc37a technical advisory group reporting to the standards council of. Oct 09, 2015 power system protection seminar report 1.
You wont want to miss the exciting speaker lineup, workshops and conference read more. Electrical earthing grounding systems a technical report. Learn the facts and best practices in line with the repercussions of our changing weather patterns at lightning eliminators lightning protection summit for oil and gas executives and take charge of this actuality before it takes charge of your company. Therefore in this regard, timely protection from the possible effects of a thunderstorm is extremely critical. Lightning protection using lfam seminar report, ppt. Engineering seminar topics, latest seminar topics, popular seminar topics, mechanical seminar topics, computer seminar topics, eee seminar topics, topics for seminars, technology seminars.
Sep, 2018 mike holts grounding and bonding seminar 08252018. A single lfa per support or pole is found to be sufficient to protect an over head line against induced over voltages. Traditional lightning protection has sought to collect and divert the energy of a lightning strike into the ground. Lightning may ignore every defense man can conceive.
Upon completing an inspection of a lightning protection system, ul will provide an installer with. Registration is open for the 87th annual ulpalpi lightning protection conference at the intercontinental buckhead hotel on march 6 9, 2019. Proper earthing is a basic protection against ac line disturbances. It offers a great number of technical and economic advantages. Grounding system full seminar report, abstract and presentation. The lightning protection institute is a nationwide notforprofit organization founded in 1955 to promote lightning protection education, awareness, and safety. Nfpa 780 provides lightning protection system installation requirements to safeguard people and property from fire risk and related hazards associated with lightning exposure. It is important that all of the above subjects be considered in a lightning safety analysis. Indelec prevectron 3 ese lightning conductor youtube. Fundamentals of lightning protection national lightning.
Here at key electrical we test to the bs en 62305 standard to ensure your lightning protection system is up to date and inspected correctly. Lightning protection services uls lightning protection certificate services installers and contractors service overview uls thirdparty inspection services encompass a variety of lightning protection systems. Also explore the seminar topics paper on lightning protection using lfam with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year 2015 2016. Seminar lightning protection free download as powerpoint presentation. Lightning protection using lfam seminar report scribd. Lightning protection seminar report pdf seminar topics. To overcome this problem, appropriate protection should be provided and installed on the equipment or the installation of a lightning strike hazards directly or. Our constantly growing portfolio of elearning courses will help you become familiar with this topic. Ppt lightning protection powerpoint presentation free to. Lightning protection using lfam seminar report, ppt, pdf for. The electric discharge is seen in the form of a brilliant arc, sometimes several kilometres long, stretching between the discharge points. It therefore improves significantly the lightning protection performance and reliability. Lightning protection survey for preventing lightning attacks. How to protect your house from lightning premier power inc.
External lighting protection ms iec 62035 part 3 three components of external lightning protection. The lightning mechanism lightning is an electrical discharge either between the opposite charged regions within a cloud or between the lower region of a cloud and the ground. A new long flashover arrester model has been developed. You wont want to miss the exciting speaker lineup, workshops and conference programs planned for attendees. A protector performs like a switch controlled by voltage. Lightning protection overview lightning protection institute. Lightning protection using lfam seminar report,ask latest information,abstract, report,presentation pdf,doc,ppt, lightning protection using lfam seminar report technology discussion, lightning protection using lfam seminar report paper presentation details. The former event is a cloudtocloud discharge, while the latter, known as. Level of external lighting protection based on risk analysis lps i, ii, iii or iv 3. Lightning protection using lfam,ask latest information,abstract, report,presentation pdf,doc,ppt, lightning protection using lfam technology discussion, lightning protection using lfam paper presentation details. In order to set up a list of libraries that you have access to, you must first login or sign up.
Sep 04, 2017 it therefore improves significantly the lightning protection performance and reliability. You want to gain basic knowledge in the field of lightning and surge protection. The lightning protection institute lpi adopts the latest edition of the nfpa 780 standard as its reference document for system design. Introduction lightning phenomenon is a peak discharge of charge accumulated in the clouds. Make plans to attend the 88th annual ulpalpi lightning protection conference. Lightning protection using lfam seminar report, ppt for ece. Struck by lightninga is a metaphor for sudden, unpredictable disaster. Inspection and testing of lightning protection and grounding systems presented by mitchell a. Adoption of composite materials to reduce overall airplane weight and enhance fuel efficiency will boost aircraft lightning protection market growth during forecast period. Also get the seminar topic paper on lightning protection using lfam with abstract or synopsis, documentation on advantages and disadvantages, presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year 2016 2017.
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