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. This is the canonical handbook for engineers seeking to understand the. Pdf lightning protection of aircraft, power systems and houses. Reflecting the latest protection methods, devices, and safety challenges, the 2017 edition of nfpa 780, standard for the installation of lightning protection systems is the new industry benchmark for protecting lives and property from fire and related dangers associated with lightning events. While the possibility of an aircraft being struck by lightning is rare and does not present a threat to flight crews or pilots, aircraft manufacturers are looking to improve their current level of. Lightning protection, describes acceptable means of compliance to title 14 of the code of federal regulations 14 cfr 23. Without proper lightning strike protection, the carbon.
It presents a comprehensive text to provide the essential information for the inflight lightning protection of all types of fixedrotary wing and powered lift aircraft of. But the use of composite materials in modern airliners like the boeing 787, with a fuselage made predominantly of carbon fiber, has required additional design features, such as putting some metal. Federal aviation administration technical center u. Lightning direct effects handbook revision letter date released report number author additional notes original 312002 agatewp3. Lightning strikes to jet airliners are common, about once every 1,000 flying hours, while passengers and crew are safely transported to their destinations. Lightning strike protection for carbon fiber aircraft. This is the canonical book for engineers seeking to understand the effects of lightning on aircraft as well as practical measures for protecting aircraft against lightning effects. The book is only available directly from lightning technologies, inc. Ac 20155a industry documents to support aircraft lightning. Buy nfpa 780, standard for the installation of lightning. The first edition was originally published in 1979.
Fundamentals of lightning protection systems page 1 of 14 fundamentals of lightning protection systems, edition 1c september 2011. The handbook ends with discussion of test and analytical techniques for determining the adequacy of a given protection scheme. Lightning protection initially as part of an nfpa task force, since disbanded assembled for the purpose of responding to the nfpa standards committee decision 0030, specifically the request for technical substantiation of the lightning protection techniques and practice contained in modern lightning protection standards. That is a lot of lightning strikes on each aircraft. Faa report dotfaact8922, lightning protection handbook sae arps 5412 aircraft lightning environment and related test waveforms 54 certification of aircraft. Lightning strike protection in aircraft modern lightning protection systems as well as processes of control and certification on l ightning protection of aircraft, which should be performed before. Ufc 357501 lightning and static electricity protection systems. Lightning technologies inc pittsfield ma this handbook will assist aircraft design, manufacturing, and certification organizations in protecting aircraft against the direct and indirect effects of lightning strikes, in compliance with. Basic theory, develops the principles of personnel protection, fault protection, lightning protection, interference reduction, and emp protection for ce facilities. The electrical current incident on an aircraft from a typical lightning strike can exceed. Dot faact8922 aircraft lightning protection handbook. In the real application of lps, there is no known method that can be providing 100% safety protection against the lightning strikes. The lightning arc included industry members that were the leading aircraft lightning protection design experts in the world, along with the leading regulatory experts working in the lightning area.
Faa report dotfaact8922, lightning protection handbook sae arps 5412 aircraft lightning environment and related test waveforms 54 certification of aircraft electricalelectronic systems for the indirect effects of lightning 5415 associated users manual 5414 aircraft lightning zoning. This is the canonical handbook for engineers seeking to understand the effects of lightning on aircraft as well as practical measures for protecting aircraft against lightning effects. Lightning protection of aircraft electro magnetic applications, inc. Acamj 2053b lightning protection f fuel systems acamj 206a acamj 20tbd lightning environment document acamj 20tbd zoning document nprmlnpa for part 23 t 1 nprmlnpa for part 25 nprmlnpa for part 27 nprminpa for part 29 these documents have been prepared by the electromagnetic effects harmonization working group.
The federal aviation administration faa amends the lightning protection. Protection design guidelines in this handbook are applicable to composite airframes, including primary and secondary structures, control surfaces, exterior skins and fuel tanks. Lightning strike protection for carbon fiber aircraft to emulate the damage shown in figure 1, testing on a variety honeycomb panels was performed using zone 1a and 1b criteria. New airliners fly off the assembly line with several features intended to minimize or eliminate the damage once incurred by lightning strike. Lightning protection initially as part of an nfpa task force, since disbanded assembled for the purpose of responding to the nfpa standards committee decision 0030, specifically the request for technical. Anderson and a great selection of related books, art and collectibles available now at. The federal aviation administration faa amends the lightning protection airworthiness standards by establishing new lightning protection regulations for electrical and electronic systems installed on aircraft certificated under parts 23, 27, and 29, and revises lightning. This handbook will assist aircraft design and cer tification engineers in. Lightning protection for aircraft per rtcado160d and arinc 429 protocol threat and environment aircraft transient waveforms. Standard for fire protection in wastewater treatment and collection facilities, nfpa 820 note 3. Designing to the iec 62305 series of lightning protection standards. But the use of composite materials in modern airliners like the boeing 787, with a fuselage made predominantly of carbon fiber, has required additional design features, such as putting some metal back into the fuselage for lightning protection.
State of the art for the installation of lightning protection systems 0. Transport airplane fuel tank and system lightning protection. Integral fuel tank maintenance and leak detection general integral fuel tank maintenance zlesson 1. Lightning protection requirements federal aviation administration. Composite skinned aircraft are far more vulnerable to lightning strikes than their aluminum skinned predecessors. State of the art for the installation of lightning protection. Zipse, fellow, ieee abstractthe successful 200yearold method of using a franklin rod to collect, control, and convey to earth.
Lightning technologies inc pittsfield ma this handbook will assist aircraft design. Acamj 2053b lightning protection f fuel systems acamj 206a acamj 20tbd lightning environment document acamj 20tbd zoning document nprmlnpa for part 23 t 1 nprmlnpa for. Pdf on jul 12, 2017, p r p hoole and others published lightning protection of aircraft. The individual components and values for zone 1a and zone 1b are shown in figure 2, and are defined in sae arp5412 zone 1a zone 1b a component peak amplitude of 200kamps. Lightning strikes can affect airline operations and cause costly delays and service interruptions. Lightning protection guidelines for aerospace vehicles. This handbook has been the basis of instructional courses in lightning protection. Protection of aircraft electro magnetic applications, inc. Lightning protection, fuel vapor ignition, fuel system safety, atmospheric electrical hazards, lightning safety, lightning simulation, aircraft certification, atmospheric electromagnetism, induced currents.
Bends in one plane only thus good for maintaining a visually. Aircraft lightning protection handbook dot faa ct 89 22 free ebook download as pdf file. Now the third revised edition of the english lightning protection guide is available. The basis of conventional lightning protection technology. This handbook will assist aircraft design and cer tification engineers in protecting aircraft against the direct and indirect effects of lightning strikes, in com. The unavailability data of lightning strikes occurrences and its frequency at telecommunication station.
Department of transportation federal aviation administration dotfaact 8922 aircraft lightning nj ic protection. Location frequency and severity of thunderstorms in area. Aircraft lightning protection handbook pdf document. The product terms mentioned in the lightning protection guide that are also. Lightning strikes to jet airliners are common, about once every 1,000. Vance, couplirig to cahles, dna handbook revision, chapter. A new method to protect aircraft from lightning strikes.
Aircraft lightning protection handbook paperback january 1, 1989 by f. For further information on protection against static electricity and lightning hazards in hazardous classified locations, see. 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. In addition, the basic theories of earth connections, signal grounding, electromagnetic shielding, and electrical bonding are presented. The electrical current incident on an aircraft from a typical lightning strike can exceed 200,000 amperes 1, occurring in less than a fraction of a second. This handbook will assist aircraft design, manufacturing, and certification organizations in protecting aircraft against the direct and indirect effects of lightning strikes, in compliance with federal aviation regulations.
It has been updated twice by the authors and now being published as lightning protection of aircraft which is known in the industry as the text book. The lightning protection institute is a nationwide notforprofit organization founded in 1955 to promote lightning protection education, awareness, and safety. For further information on protection against static electricity and lightning hazards in hazardous classified. Reflecting the latest protection methods, devices, and safety challenges, the 2017 edition of nfpa 780, standard for the installation of lightning protection systems is the new industry benchmark for.
Lightning protection for a house or building usually consists of 3 components. 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. Protection design guidelines in this handbook are applicable to composite airframes, including primary and secondary. Strikes to airplanes are relatively common but rarely result in a significant impact to the continued safe operation of the airplane. Smaller aircraft and the military have been using composites for 30 or 40 years, says ed rupke. This is the origin of dotfaact8922 aircraft lightning protection handbook september 1989.
This handbook does not document all iec requirements, especially those applicable to less common or. The lightning arc included industry members that were. Study of lightning safety distance using rolling sphere method. In 2009 the faa chartered the lightning arc to reexamine 25. Navy and marine corps aircraft maintenance and operations personnel for the purposes of ensuring that aircraft are properly and safely grounded. Lightning protection is used on boeing airplanes to avoid delays and interruptions as well as reduce the. It was expanded upon in 1990 with inputs from rod perala, president of ema. The incident is of far less worry now than it has been. Aircraft lightning protection handbook dot faa ct 89 22 ion. Microsemi corporation, a wholly owned subsidiary of microchip technology inc. Electrical characterizations of lightning strike protection.
The handbook is available as a highresolution pdf download from here. Lightning protection of aircraft, power systems and houses containing it network electronics. Equipment sealed against the entrance of an external atmosphere. Lightning protection, fuel vapor ignition, fuel system safety.
479 1526 1532 477 393 495 920 750 1307 249 1521 1590 1047 284 385 754 1596 1517 1095 1033 1507 1229 876 1493 1408 13 688 585 72 148 713 1018 1477