Lightning protection according to iec 62305 diogo filipe da silva santos thesis to obtain the master of science degree in. Pdf recommendations for lightning protection in sport. The book will also better equip postgraduates, senior. Be able to interpret lightning protection specifications. Design methods electrogoemetric design methods egm attractive effect of the shielding device is a function of the amplitude of the current of the lightning stroke. We will recreate your site in a cad environment including buildings, structures, equipment and lightning protection devices and generate a lp model using the rolling sphere method. Safety from the human, dwelling, and equipment aspects.
The standards define an effective lightning protection system as a set of equipment and devices to capture never to attract lightning and conduct it safely to ground. The lightning protection industry began in the united states when benjamin franklin postulated that lightning was electricity, and a metal rod could be used to carry the lightning. Consulting engineer employs lightning protection expert to plan and undertake initial tender design. Types of lightning protection systems lps electricalknowhow. Lightning and surge protection of modern electronic system. Notes on different types of lightning protection systems lps each systems design requires the following. Lightning protection design of solar photovoltaic systems. Where a component of the lightning protection system lps has a primary function, e. Design the lightning protection system the standards define an effective lightning protection system as a set of equipment and devices to capture never to attract lightning and conduct it safely to ground.
Fundamentals of lightning protection systems page 1 of 14 fundamentals of lightning protection systems, edition 1c september 2011. Installations not directly related to those areas and structures housing such installations can be protected against lightning by the provisions of this standard. Physical damage to structures and life hazard software for design and calculation of lightning protection systems when designing lightning protection systems, various parameters must be taken into account. To determine the need for protection against lightning for a given building structure, the. To order a copy, download the order form pdf file and mail it to the address shown. Zipse, fellow, ieee abstractthe successful 200yearold method of using a franklin rod to collect, control, and convey to earth the awesome and destructive power of lightning has produced other controversial, potential alternate methods.
Ac protection alone, the traditional approach, is totally. Partners of lightning eliminators lightning protection. Lightning protection performance of a practical pv system is investigated. Practical earthing, bonding, lightning and surge protection. Protection against lightning a uk guide to the practical application of bs en 62305 michael l henshaw mba, i.
A lightning protection system consists of numerous components that are constructed from highlyconductive copper or aluminum alloys, and that is where we come in. Tc81 has achieved its first cycle of work when issuing a standard iec 62305 in four parts iec 623051 to 4 listed below. The general nature of lightning is discussed in clause 2 and the problems associated with providing protection from direct strikes. Lec partners with many organizations to provide the highest level of quality for lightning protection installations. Type of constructions b steel framed encased without metal roof as per table multiplying factor 0. Lpi advocates use of lpiip as the thirdparty inspection authority for system design, components and installation.
In addition to providing essential information on lightning protection for. Be able to interpret lightning protection drawings. Today, i will explain the different types of lightning protection systems lps. The mesh method in lightning protection standards revisited. Detailed information to determine zones of protection are found in lightning protection design standards. How to protect your house from lightning national lightning. Principles of electrical grounding john pfeiffer, p. Pdf lightning protection design of solar photovoltaic. Types of lightning protection systems lps electrical knowhow. Lightning protection 11 protection against lightning 12 test parameters simulating the effects of lightning on lps components 21 risk assessment method 22 risk components for structures 23 risk components for services 33 design, installation, maintenance and inspection of lps iec 623051 iec 610241 iec 61662 tr and. Methodology and guidelines article pdf available in electric power systems research 174 june 2019 with 276 reads how we measure reads. Periodic inspection of earthing and shortcircuiting devices. Training on the rolling sphere method of lightning protection and shielding for substations using ieee std.
For three decades, the lightning protection guide from dehn has been the trademark for practiceoriented technical literature in the fields of lightning and surge protection for buildings, installations and systems. Design the lightning protection system step by step. Calculate lightning protection for building structure. The book had to be revised and enlarged due to changes in standardisation and technical progress. In the real application of lps, there is no known method that can be providing 100% safety protection against the lightning strikes. Knowhow on surge and transient protection the ability to troubleshoot and fix grounding and surge problems a good understanding of lightning and how to minimize its impact on your facility some working knowledge of basic electrical engineering principles is required, although there will be a revision at the beginning of the book. There are three protection methods that can be used for the design and installation of an ats. When designing and installing lightning protection systems, contractors will have to. Designmethodologyapproach primary data collection was undertaken with spectators aged 16 and over at three major. The art and science of lightning protection pdf free download. Separate the antenna tower from the equipment building by a minimum of 30 feet. For a finite period, bs eniec 62305 and bs 6651 ran in parallel, but as of august 2008, bs 6651 has been withdrawn and now bs eniec 63205 is the. The unavailability data of lightning strikes occurrences and its frequency at telecommunication station.
These aspects are discussed in detail later in this manual. Mesh method air terminals are positioned around the edge of the roof and on high points. The lightning protection institute lpi adopts the latest edition of the nfpa 780 standard as its reference document for system design. Protection guide includes comprehensive practical solutions the entire iec standard series was further developed between for different applications. The information in this volume may be used as a guide when planning lightning and surge. The mesh size is between 5 and 20 metres depending upon the effectiveness required the top of the down conductors fitted to the walls are connected to the roof mesh, and the bottom to. Protection against lightning a uk guide to the practical.
Understanding lightning and lightning protection helps the reader to understand the propagation of waves within complex intelligent structures within buildings, and the operation of systems designed to protect these structures. Bs eniec 62305 lightning protection general standard principles. During thunderstorms too, high volume of energy is instantaneously released which is more common in nature. Knowing the steps of lightning protection system design process, knowing the definitions of main terms in lightning protection system design process, knowing iec 623052 method of risk assessment study, knowing nfpa 780 method of risk assessment study, knowing software method for performing the risk assessment study. Standard for the installation of lightning protection systems. The lightning failure mode of bypass diodes is identified for the first time. Methodology and technology for power system grounding wiley.
Lightning protection air termination system design. Calculate whether lightning protection is required or not for following building. This book is very good at covering a lot of basic lightning science related to lightning protection systems. Risk management bs eniec 623052 part 2 risk management approach, does not concentrate so much on the purely physical damage to a structure caused by a lightning discharge, but more on the risk of loss of human life, loss of. Calculate no of down conductor for lightning protection. The air termination system, down conductor system and earth termination system are the three elements that form the external lightning protection system. Principles of lightning protection by phillip r tompson behons fieaust cpeng miee novaris pty ltd po box 2010, kingston australia 7050 ph 61 3 6229 7233 fax 61 3 6229 9245 email. This is a discussion of the basic principles behind grounding systems and how grounding is related to safety and the effective operation of circuit protection devices such as fuses and circuit breakers. A risk assessment based on actual lightning exposure design of the air termination network and downconductors di fth tht i ti t k d thdesign of the earth termination network and earth electrodes.
Ul marking and application guides are updated as necessary due to new product development. Software for design and calculation of lightning protection systems when designing lightning protection systems. This is followed by a discussion on transient protection methods and components. The design and installation of the lightning protection system is not described by the nec. Fundamentals of lightning protection systems, edition 1c september 2011. Bs eniec 62305 lightning protection general standard. This network is completed with transverse elements. Lightning protection system design and installation. Lightning and surge protection of modern electronic systems by. Lightning and surge protection basic principles 1 introduction rarely does the power of nature strike an observer more forcibly than the sight for the first time of a. Quantity discounts are available, and international shipping is at cost. The air terminal or strike termination device must be.
Most of the available books on lightning are written for the experts in the field and there is a need for a book that introduces the undergraduate and beginning post graduate students to the subject of lightning and prepares them for more advanced books meant for the experts. To provide highly reliable protection, a lightning protection system design must address. As a comprehensive treatment of the topic, methodology and technology for power system grounding is ideal for engineers and researchers in power system, lightning protection, and grounding. Immediately identify misinstallation of a lightning protection system and know what to do to correct it. They are the roof rule method, rolling sphere method and the. The lightning protection institute is a nationwide notforprofit organization founded in 1955 to promote lightning protection education, awareness, and safety. Design of protection for electrical and electronic systems. Use current division to control the dissipation of lightning strike energy on an antenna tower grounding system through multiple paths. Pdf the mesh method in lightning protection standards. Protection guide includes comprehensive practical solutions the entire iec standard series was further. Amateur radio station grounding and lightning protection. To determine the need for protection against lightning for a given building structure, the variables to the right are to be considered. Mesh method lightning protection and grounding systems.
Understanding lightning and lightning protection wiley online. Before installing or upgrading a lightning protection system, a qualified. Using our own inhouse developed software, we can generate protection models using common lightning protection lp devices. Our white papers provide a range of practical examples on lightning and surge. Pdf the highvoltage switchgears are frequently exposed to lightning strokes. It is written for scientists, engineers, and others who deal with systems that protect buildings, aircraft, and the people inside them from lightning. It also provides general information 2006 and 2010. A lighting protection system lps is the system that provides a means by which a lightning discharge may enter or leave earth without passing through and damaging personnel, electrical equipment, and nonconducting. The complexity and economics involved in analyzing a system in detail. Apply all the steps for lightning protection system design process, perform the risk assessment study, size air termination system components, apply methods for the best positioning of air terminals, determine the number of down conductors, design earth termination system, write specifications for the designed lps. Ieee std 9981996, ieee guide for direct lightning stroke.
Model study of lightning protection of 110 kv substation. For this purpose, our lightning lightning protection standard series en 62305 parts 1 to 4. Both parties together with other appropriate members services. Study of lightning safety distance using rolling sphere method. Standard for the installation of lightning protection.
Once the need for lightning protection has been established, loss of life and property can be avoided by the installation of an approved lightning protection system. Lpi is dedicated to ensuring that todays lightning protection systems provide the best possible quality in both materials and installation practices for maximum safety. Bs eniec 62305 lightning protection standard the bs eniec 62305 standard for lightning protection was originally published in september 2006, to supercede the previous standard, bs 6651. No known practical method of providing 100% shielding. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. The intent of this guide is to provide design information for the methods historically and typically applied by substation designers to minimize direct lightning strokes to equipment and buswork within substations. Design consideration of electrical distribution and lightning protection systems for highrise building 111 busbar trunking systems are designed to withstand the effects of shortcircuit currents resulting from a fault at any load point in the system, e. Provide a lightning protection system in accordance with bs 6651 and iec 61024 to protect the building structure and personnel from the risk of a lightning strike.
Introductory lightning protection design per nfpa 780 a pdh. Designing a lightning protection system using the protective angle, mesh and rolling sphere methods. This paper can help engineers design effective lightning protection system for pv systems and select appropriate protective devices. Periodic updates of this handbook are anticipated as additional test data and new protection materials and techniques are developed. A network of conductors follows the external perimeter of the roof. The basis of conventional lightning protection technology. Nov 28, 2012 touches on lightning impulse characteristics of grounding devices for towers and buildings. Design guidelines for proper lightning protection system. Erico manufactures, using the eritech trade name, lightning protection systems in full accordance with more than twelve national and international. It also comments on proper human behaviour during a lightning thunderstorm. Janakiraman, senior manager product development, obo bettermann india pvt ltd explains the design guidelines. Pdf lightning protection guide 3rd updated edition.
The art and science of lightning protection a lightning strike to an unprotected object or system can be disastrous i. We develop and manufacture these components so installation specialists can effectively protect businesses and homes. Keith brashear ild technologies, llc san antonio, tx introduction in virtually all aspects of our modern lives, microprocessors and integrated circuits ics are hard. Lightning protection consultant handbook erico is dedicated to providing a costeffective lightning protection solution for any given application. This series of fully illustrated books published by routledge provide detailed. Nodal analysis is a method for network analysis used in electrical engineering. Pdf model study of lightning protection of 110 kv substation. Understand the alternatives and differences of opinion present in the lightning protection marketplace.
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