According to the lightning research results, which is based on the overhead line on viaduct in tianjin jinbin light rail project, this paper summarizes the calculation method of lightning protection design which could be used for engineering design of ground and viaduct overhead line. Introductory lightning protection design per nfpa 780 a. It is then subse quently possible to stipulate the sources of dam age to be determined. Pdf from the entire set of the electrical lightning parameters only the visible ones are the most significant. Abb furse is providing tailored customer support with technical and design services to optimise the cost of earthing and lightning protection systems. Fully developed by aplicaciones tecnologicas, cdrisk is the most complete software of the sector for risk calculation and lightning protection analysis according to the current standards. Lps the protection measures about reducing the physical. Danger for people h it is the factor of presence of people and panic in the building in case of a lightning strike. Fundamentals of lightning protection systems page 1 of 14 fundamentals of lightning protection systems, edition 1c september 2011. Lightning protection risk assessment calculator free. New strikerisk software for lightning calculations. Professional surge protection is provided by specialist electrical companies. Sep 20, 2015 calculate area of building structure calculate collection area of structure calculate probable no of strike on structure calculate overall risk factor calculate whether lighting protection required or not calculate number of down conductor free download. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to.
All protection calculations have been derived from the ieee standard 9982012, ieee guide for direct lightning stroke shielding of substations. Design calculations of lightning protection systems part. Umkc used the rolling sphere method for this study. Costeffectiveness calculation for lightning protection systems. Risk assessment calculator, maxwell lightning protection co. The product terms mentioned in the lightning protection guide. Download fulltext pdf comparison of lightning risk calculation results using different software based on new standard iec 623052 conference paper pdf available september 2006 with 2,100 reads. Where a component of the lightning protection system lps has a primary function, e. Requirements for lightning protection systems, or nfpa 780, standard for the installation of. Calculate no of down conductor for lightning protection area of building structure. Code of practice for the protection of buildings and. Australiannew zealand standard lightning protection asnzs 1768. Pdf comparison of lightning risk calculation results using.
The calculation of lightning risk about r1r4 and rx. Access to the marks hub is free and open to all regulators. Protection level calculator schirtec lightning protection. Exiting lightning to exit lightning, click on the close symbol x in the top right corner of the lightning dialog box. Calculate whether lightning protection is required or not for following building. Lightning protection zone concept the lightning protection zone concept allows planning, implementing and monitoring protection measures. The design concepts will be demonstrated for industrial, commercial and institutional buildings. Calculate lightning protection for building structure. For the most uptodate product features and benefits, specifications, certifications and associated downloads for all products used in lightning protection applications, please visit our lightning protection home page. Product update new strikerisk software for lightning.
Lightning protection design software free download. Low panic level lightning protection standard is an iec standard and was therefore incorporated in the standards of the cenelec members under consideration of national requirements. The lightning protection standard of care has changed. Lightning, surge protection and earthing of electrical. Type of constructions b steel framed encased without metal roof as per table multiplying factor 0. Free online calculation program to determine the need for installing a lightning rod and the level of. Lightning protection system design and calculations electrical knowhow. This paper presents an overview of how the lightning strikes and their e ects on power distribu. Use current division to control the dissipation of lightning strike energy on an antenna tower grounding system through multiple paths. Separate the antenna tower from the equipment building by a minimum of 30 feet. Arresterworks is not responsible for how the data is applied.
This page is dedicated to spreadsheet type calculators that can be used to assist all surge protection stakeholders in their effort to improve the reliablity of power systems. Lightning pdf professional free version download for pc. Download lightning protection risk assessment calculator for free. Pdf comparison of lightning risk calculation results. Standards institute lightning protection committee and the association of technical. Part 1 of the standard also introduces new concepts for consideration when preparing a lightning protection scheme, such as lightning protection zones lpzs and separation distance. The need for lightning protection result for each type of risk will be one of the following. Cdrisk software helps to calculate the risk assessment and to design a lightning protection system exhaustively. Calculate no of down conductor for lightning protection. Arthur flury ag provides you a cad planning software free of charge. The gem calculator can be downloaded free of charge from. Building lighting protection calculation excel electrical. The dehnsupport toolbox software offers a variety of calculation options in the field of lightning protection ranging from risk management to the calculation of the length of the airtermination rods, separation distances and length of the earth electrodes.
Calculate area of building structure calculate collection area of structure calculate probable no of strike on structure calculate overall risk factor calculate whether lighting protection required or not calculate number of down conductor free download. Lightning protection system design and installation. Results of calculations for different structures are. Planning software for lightning protection systems.
Energies free fulltext risk analysis of lightning and surge. To determine the need for protection against lightning for a given building structure, the variables to the right are to be considered. The regional lightning frequency lightning strikes per square kilometres year and the location and size of the pv power plant form the basis for calculating the. We use cookies to ensure that we give you the best experience on our website. Standard for the installation of lightning protection systems digital handbook has been updated with the latest requirements plus new expert commentary on more topics including electrical issues not. Risk assessment stage 2 calculation of collection areas. They are used for the positioning of air terminations in the external protection and to define the lightning protection zone lpz. Alltecs terrastat charge dissipation terminals, terrastreamerearly streamer emission terminals, lightning strike counters, catenary systems, and traditional lightning protection components each have their own unique methods of effectively protecting your people and facility from lightning damages and injury. These tested, highquality products for earthing, lightning protection. Damage and loss iecbs en 62305 identifies four main sources of damage. 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.
Download free cad detail of a lightning protection air terminal to be used in your architectural construction cad drawings. Helpful calculation tools for determining a zone of protection are provided. Design of lightning arresters for electrical power systems. Lightning protection risk assessment calculator excel. The file size of the latest downloadable setup file is 30 mb. Professional surge protection for building installations. L1 loss of human life, l2 loss of service to the public, l3 loss of cultural heritage, l4 loss of economical value including service and loss of activity, are introduced with the various sources of damages, i. Lightning protection risk assessment methodologies such as those included in iec 623052 and the detailed risk assessment proposed for inclusion in nfpa 7802011, annex l are based on a yearly average of lightning activity and human exposure for a.
The nvent erico lightning protection selection calculator is now part of our worldwide electronic catalog. Documentation and printout countryspecific standard designations and the associated national calculation values can be selected and displayed in the dehn risk tool software. Designing to the iec 62305 series of lightning protection standards. Lightning protection risk assessment calculator the simplified iec risk assessment calculator is intended to function as a companion, and not alternative, to the written standard. The bs eniec 62305 standard for lightning protection. Electrical detail 01 cad blocks free cad blocks free.
The basis of conventional lightning protection technology. An illustrated guide for critical high value facilities in accord with recognized codes and standards. It can serve as a useful guide to justify additional cost incurred by additioh. The course content is in a pdf file 648 kb introductory lightning protection design per nfpa. Lightning strokeslightning strokes at i llihtia typical lightning lightning stroke shape stroke can last for over one second gg p over one second and consist of many strokes discharges, sometimes over ten, each with aneach with an arcchannel current of between 2ka and 200ka 1% of200ka 1% of strokes exceed 200ka. Implementation of a lightning protection system including freestanding pylons on site is also feasible. Toni merrill furse technical department product update for more information or to request a free trial, please visit. The lightning protection institute is a nationwide notforprofit organization founded in 1955 to promote lightning protection education, awareness, and safety. Lightning risk assessment study lightning risk assessment study is actually the measure of risk of a lightning strike andprobability of damages. These calclators are for your education on the subject.
Install lightning protection measures in order to reduce the calculated risk r, this phrase will appear in red color as a warning sign. Lightning discharge parameters in building lightning protection calculations. Lightning and surge protection for free field pv power plants dehn. A proposed methodology for risk assessments for temporary. To this end, a building is divided in zones with different risk potentials. The lightning protection systems for this design method should be manufactured from materials having highly corrosionresistive characteristic. Exiting lightning to exit lightning, click on the close symbol x in the top right corner of. It starts with a specified arrester in a buildings primary supply or subdistribution. Introductory lightning protection design per nfpa 780. The effects of lightning currents and surge voltages are many and varied. 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.
Standard for the installation of lightning protection systems. The calculation method of lightning protection design of. Earthing and lightning protection systems arthur flury. All relevant devices, installations and systems must be reliably protected to an economically reasonable extent. 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. An illustrated guide for critical high value facilities in accord with recognized codes and standards national lightning safety institue nlsi on. Each calculation of protection was taken as a single piece of protection equipment first. Dehnsupport toolbox software planning of lightning protection systems pdf 2. If you continue to use this site we will assume that you are happy with it. The calculation of the striking distance can estimate the probability of lightning strike on a structure and thereby evaluate the effectiveness of a lightning protection system lps. Pdf lightning discharge parameters in building lightning.
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