We would like to show you a description here but the site wont allow us. Ekranoplan wig craft ekranoplans surface plane and seaplanes are waterborne platforms that take advantage ofthe broad water surface for takeoff and landing. The merger of street art with elements of nature may seem special and interesting. A great range of wing in ground effect craft wigs have been manufactured ranging from 2 seat recreational. A groundeffect vehicle gev, also called a wing in groundeffect wig, groundeffect craft, wingship or ekranoplan russian. As the aoa increases the canard way up in the nose of the craft comes out of ground effect and loses lift and so wants to drop back down, creating a restoring moment.
This augmented lift improved the takeoff and landing performance by reducing takeoff speed and distance. Popular books about wig craft written by attk leading specialists. This paper presents a wing in ground effect craft design as an alternative to the current ships, a means of faster and safer transportation. Any further distribution of this work must maintain attribution to the authors and the title of the work, journal citation and doi. The soviet superplane program that rattled area 51 wired.
Soviet bartini beriev ekranoplan, or wing in ground wig effect vehicle dark roasted blend. Wing in ground wig effects is an important aerodynamics phenomenon as it affects the aerodynamics of aircraft during take off and landing, marine crafts like wing in ground effect wig crafts. Not every soviet soldier was planning to run up the fulda gap. Today, courtesy of marvelously detailed photos taken by a russian blogger igor1, one can view the breathtaking size of the eightengined lun ekranoplanan airframe just slightly smaller 400 tons. Aerodynamic and static stability characteristics of. A practical guide to building ekranoplan wig models graham k taylor independent consultant, england. It flew using the lift generated by the ground effect of its large wings when within about four metres ft above the surface of the water. Russian highspeed craft designer rostislav alekseev. Faa regulations federal aviation administrationfaa says that ground effect machines gems, such as wigs, hovercraft, flarecraft, and similar surface effect vehicles fall outside their jurisdiction for regulation certification, licensing, etc. The aircraft was designed around the idea known as winginground effect, which basically allowed for an increased weight aircraft to utilized the lowaltitude lift over water for increased range and better fuel economy.
Ekranoplan big mover flying fast and low travel for aircraft. The volume of information is astonishing and there are photographs and line drawings contained in the volume not available anywhere else. Ekranoplan vs lippisch in sharp contrast with the design of the lippisch reverse delta wing planform, the ekranoplan type ground effect vessels are all square planform vessels. This was designed as an assault landing craft for high speed flanking maneuvers on the north coast of europe. Select your model in attkinvest ekranoplan projects. Ekranoplan vs lippisch hoverwing wig craft technology. Or rather, it could, before it was retired to a forlorn pier in southern russia. Our aim in this chapter is to introduce the reader to the wig development programmes carried out in a number of countries in the last half of the twentieth century and up to date, so as to give a historical perspective on the origins of the technology. Pdf the winginground effect wig craft, which lies between a. Commerical ekranoplan flying in australia, china, south east asia. Wing in ground effect wig craft is a type of aircraft which takesoff and lands with very small ground clearance compared to other transport aircrafts. Ground effect craft technology download full ebook. A series of ekranoplan, namely the sm and km series, has been successfully constructed by russian engineers. Wig catamaran, wing in ground effect, aerodynamic characters, naca 6409, cfd analysis.
Meet ekranoplan lun, the colossal ground effects aircraft that has the qualities of a ship and a plane. Since people liked the ekranoplan of 2 days ago, i thought id be sharing another one. Novel highperformance marine vehicles, such as the air cushion vehicle acv, surface effect ship ses, highspeed monohull craft mhc, catamaran cat, hydrofoil craft hyc, wavepiercing craft. Drawing upon years of practical experience and using numerous examples and illustrative applications, liang yun, alan bliault and johnny doo discuss. The design of a wingship structure requires the merger oftwo. Since people liked the ekranoplan of 2 days ago, i thought i.
A wig craft can be seen as a cross between a hovercraft and an aircraft. Faa regulations federal aviation administrationfaa says. In the opinion of several highly experienced nasa test pilots manual control of a. Shape optimization of an airfoil in ground effect for. Steve summers makes his debut on the shady russian torrent versions imprint with a massive three. In 2005, the international marine organization classified the ekranoplan as a flying ship. Next, this thesis report includes its mathematical model explaining ge, motion, translational and rotational dynamics and kinematics, aerodynamics, gravity, atmospheric, mass inertia, forces and moments. A wing in ground wig craft is a marine craft equipped with wings which enables it to remain airborne just above the water. An ekranoplan is a vehicle resembling an aircraft, but which operates solely on the principle of the ground effect the increased lift and decreased aerodynamic drag that an aircrafts wings generate when they are close to a fixed surface. Most of the pioneering research into these vehicles was. Pdf russias ekranoplans torrent pdf russias ekranoplans torrent download. Questioning airfoil design of wig craft page 2 boat. Pdf the design of a fourseat reverse delta wig craft.
Pdf flight stability and safety of wig craft with and without. Imagine a transportation vehicle that lands on the sea, just like a conventional seaplane. A wig craft can travel further on the same fuel and with the same payload as an aircraft and much faster than a ship. The lunclass harrier ekranoplan is a groundeffect vehicle, that is, one that takes advantage of the increase in lift and decrease in drag that flying close to a fixed surface provides. Winginground wig effect craft take advantage the fact that the aerodynamic. One of the most unusual airplanes of all time the ekranoplan. Many researchers have had some successful attempts to develop wig crafts that fly near sea surface. The lunclass ekranoplan is a ground effect vehicle gev designed by rostislav evgenievich alexeyev in 1975 and used by the soviet and russian navies from 1987 until sometime in the late 1990s. These advantages make wig craft attractive for many. From legendary aquaglide5 to new ekranoplan wig craft generation for investors and other wig craft projects.
Design of a hoverwing aircraft presented to mechanical and. The worlds major air powers are rapidly converting to jetpow ered fighters and most have placed jet bombers into production. The sea eagle bridges the gap between maritime and air transportation. The text below is his as are the ed images presented in this post. Wig craft and ekranoplan ebok liang yun, alan bliault. This is a video with aquaglide5 from my visit on june 2009 at chkalovsk city russia in attk jsc testing complex. The purpose of this paper is to analyze the aerodynamic and stability characteristics of airfoils in extreme ground effect, where gradients of variables are intense. The caspian sea monster and other wige craft red star vol. This caspian sea monster was a giant soviet spruce goose. Soviet ekranoplan aircraft carrier page 2 of 2 the most unusual warship of the soviet era. Changes to the fore and aft pitch of this type of ground effect crafts is damped at the trailing edge, through the air under the wings resistance to further compression.
The russians use the word ekranoplan sometimes misspelled ekranoplane, while wingship us and aerodynamic ground effect craft germany are also used. Wig craft concepts are different among other vehicles since it can be categorized as an intermediate level between ships and airplane. Classified as a class b wig craft class bwing in ground effect craft by the united nations international maritime organization imo, the sea eagle is basically a hybrid between a boat and an. A groundeffect vehicle gev, also called a wingingroundeffect wig, groundeffect craft, wingship or ekranoplan russian.
The cccp lettering says that the carrier version was designed a while ago and likely leaked as a red herring. Wig craft is one of high speed low altitude flying vehicle which could take off and land on any relatively flat surface such as land, water, snow, and ice. Russian approach to aircraft design and aeronautical education vladimir zhuravlev. Page 14discussion general ekranoplan topic rc hovercraft. The km provided lots of useful data on large scale wig vehicles, and led to the military design, the lun. Wing in ground effect wig craft russian ekranoplans offers a new transport solution somewhere between boat and aircraft and may revolutionize the future fast sea transportation in terms of its characteristics. Wig craft and ekranoplan ground effect craft technology. This is the definitive book on the ekranoplan, period. Pdf efficiency of winginground marine crafts islam amin. In the case of the ekranoplan square planform design, this line of compressive stability runs across the craft in a straight line, and puts a critical stability control point into the fore and aft moment. Pdf russias ekranoplans torrent yun et al, wig craft and ekranoplan, doi 10.
I remember several years ago i saw an episode of wings on the discovery. It has long been recognised that flight close to a boundary surface is more aerodynamically efficient than flight in the freestream. The ekranoplans showcase, part 1 they hover and skim above the water surface at speeds of up to 250 miles. Although little power is required to fly in ground. Universal hovercraft offers two hoverwing wig designs as kits or. A practical guide to building ekranoplan wig models graham k taylor independent consultant, england overview the model world and the real world during the last 50 years scientists professors and students have written many learned papers which explore the complexities of ground effect aerodynamic theory. Bartinis bizarre behemoth by ronald wong soviet soviet vva14 ekranoplan, or wing in ground wig effect vehicle see more.
Computational aerodynamics and flight stability of wing in ground. Alan bliault is the author of wig craft and ekranoplan 4. The massive cold war russian plane 36 pictures atchuup. Nick jamess beautiful whizzywig xge ready for sea trials, june 2002. Apr 11, 2010 the ekranoplan or, wingingroundeffect craft is neither fish not fowl, as they say.
Wing in ground wig effect vehicle or ground effect vehicle gev. Everyday low prices and free delivery on eligible orders. Hey gabriel, it looks very interesting and i am really wondering if you will have pitching problems when increasing or decreasing throttle. Pdf wig craft serves niche transportation needs researchgate. An ekranoplan is able to move near the surface of water or land due to the socalled ground effect. The massive lun class ekranoplans crew consisted of 7 officers and 4 warrant officers. The unbelievably massive lun class ekranoplan planeboat.
The wing in ground effect wig craft, a vehicle flying over the ground, is a promising transportation mean in the near future. The term ekranoplan refers to the russian for screen plane or low flying plane and is generally. Ground effect craft technology provides comprehensive overview of the design, development and building of wig vessels. The mk4, mk5 and mk6 craft are part of the whizzywig project to produce plans, and possibly a kit, for sale to model enthusiasts. Ekranoplans surface plane and seaplanes are waterborne platforms that. We liked the way this street artist, banksy, was thinking about the crack in the concrete. Wig craft and ekranoplan liang yun alan bliault johnny doowig craft and ekranoplan ground effect craft technolo. Another approach which id thought about, and it seems this design uses, is the idea of using a canard to make the wig naturally stable. Wig craft and ekranoplan ground effect craft technology alan bliault,johnny doo,liang yun in the last halfcentury, highspeed water transportation has developed rapidly.
The lun ekranoplan weighs 380 tons, has a 148foot wingspan and can launch six antiship missiles from flight. The lunclass ekranoplan is a ground effect vehicle gev designed by rostislav evgenievich alexeyev in 1975 and used by the soviet and russian navies from 1987 until sometime in the late 1990s it flew using the lift generated by the ground effect of its large wings when within about four metres ft above the surface of the water. Civil aviation has big role in defense major powers of world turning to new jet aircraft. This volume focuses on this littleknown technology of wig craft which uses the cushion of air when flying at low altitudes to cancel out drag, theoretically at least making them more efficient than conventional aircraft. The lun was mostly based in the caspian sea and the black sea, and would travel at a maximum height of three meters over the sea but could go higher in case of there being high wave conditions to provide safety to the craft. This has led to the design and construction of craft specifically intended to operate close to the ground and fly in ground effect. The benefits of wig technology are based around the commercial efficiency. Known as wing in ground effect wige craft or by their russian name of ekranoplan, these vehicles combined the best of both worlds, operating on the borderline between the sky and the sea, offering the. Pdf analysis of two configurations for a commercial wig. Combine ground effect with a geometry specifically designed to enhance the effect and you have a craft that might be able to achieve much higher cruising speed. Anigrand 1144 scale erkanoplan lun by bondo phil brandt.
Ruben nagapetyan, ceo of attk jsc for his invitation. Xtw ekranoplan smaller type with propellers here usually. Pdf aerodynamics study of wig craft near curved ground. As alexeievs central hydrofoil design bureau conceived some wig designs at the time, the firm received support from military to build the test platform, the km ekranoplan. Several designs were considered during concept evolution.
Wig bike craft 3seater the watersports and leisure groundeffect craft that provides a unique experience gliding over the water using the wing in groundeffect on the speed up to 110 kmh. The aircraft was powered with eight kuznetsov nk87 turbofans, mounted on forwardcanards, each producing 127. Luns amphibious qualities allow it to fly over the this caspian sea monster was a giant soviet spruce goose abandoned ekranoplanrussian flying boat designed to skim across the top of the a real beast see more. Since it is usually flying above water, its occasionally also referred to as wises wing in surface effect ship. Early wig craft used classic wing sections such as the naca series. Stripped down, it is a very simple concept comprising an. Wing in ground vehicles operating as highspeed passenger ferries.
Alvin cheung, in hong kong, adapted his whizzywig xge plans to produce this very caspian sea monster like machine april 2002. A wing in ground wig craft is a marine craft equipped with wings which enables it to remain airborne just above the water surface. Some times you have to embrace the defects in your concrete and make it part of the design. Wig craft is more fuel efficient than other general aviation and transport aircrafts and has relatively very short takeoff distance. Russian approach to aircraft design and development. The current work examines the performance of a wig craft, a regional. Aerodynamic characteristics of wing of wig catamaran. Here are the thoughts and perspective of russian citizen about this remarkable russian craft. This means the speed of combat aviation is roughly 200 mph great er than it was in world war ii.
Ground effect craft technology 2010 by yun, liang, bliault, alan, doo, johnny isbn. One of the earliest wig craft which contributed significantly to wig craft technology was the russian ekranoplan. While some believe that it will bring a new era of high speed marine transportation, others believe it holds less promise than the hovercraft. The ekranoplan or, wingingroundeffect craft is neither fish not fowl, as they say. Ground effect craft technology will be of interest to naval engineers, aviation engineers, naval architects, and mechanical engineers interested in the development and research of wing in ground wig and high performance marine vehicles. Ground effect craft technology provides a comprehensive overview of the design, development and building of wig vessels. Selling ekranoplan wing in ground effect flying ship youtube. A groundeffect vehicle gev, also called a wingin groundeffect wig, groundeffect craft, wingship or ekranoplan russian. Dec 20, 2014 yes, ekranoplans are fascinating because of the whole range of physics and technology concepts that they so deceptively cover, as well as the practical usage they could have. Gev is a high speed halfaero plane halfship that attain level flight near the surface of the earth, making use of the aerodynamic interaction between the wings and the surface known as ground effect. Jul 01, 2015 55 51 06 n 37 27 22 e max klimov from moscow is a contributed significantly to this post. Major government funding if it were to succeed, just as the russian ekranoplan. The lunclass ekranoplan floatplane was one of the most distinct designs to emerge from the cold war. Computational aerodynamics and flight stability of wingin.
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