The future has arrived and its found in fusion technology. Typical wing arrangements of the wing in the ground effect craft 3. Ground effect craft technology provides a comprehensive overview of the design, development and building of wig vessels. Camber line of naca4412 is modified to become sshaped, named m4412, which turns the passage shape between the ground and the lower surface of naca4412 from convergent to. Russias groundbreaking winginground effect warship called by russians ekranoplan lun to be preserved. Selling ekranoplan wing in ground effect flying ship youtube.
This is a typical operating condition for wing in ground effect wig craft in the proximity of the ground. A wigcraft utilizes ground proximity effects to improve aerodynamic loading and efficiency. Ekranoplan vs lippisch hoverwing wig craft technology. The adoption of wig has been slow due to the complicated technology issues surrounding the vessel. It fills the technological gap between conventional aircraft and ships. Lunclass ekranoplan gev free aircraft paper model download. Apr 30, 2015 wingingroundeffect crafts groundeffect vehicles. Ground effect craft technology 2010 by yun, liang, bliault, alan, doo, johnny isbn. Building ekranoplan wig models presented at eages 2001 international ground effect symposium. Use features like bookmarks, note taking and highlighting while reading wig craft and ekranoplan. Oct 20, 2016 this aircraft paper model is a lunclass ekranoplan nato reporting name duck, a ground effect vehicle gev designed by rostislav evgenievich alexeyev an stay safe and healthy.
A series of ekranoplan, namely the sm and km series, has been successfully constructed by russian engineers. Wig craft and ekranoplan liang yun alan bliault johnny doowig craft and ekranoplan ground effect craft technolo. Wing in ground wig effect crafts are unique vehicles that operate at speeds in excess of 100knots. For higher speed it is better to remove the skirt altogether. A great range of wing in ground effect craft wigs have been. Aron7, 5seats wig craft from korea video dailymotion. The main developer of such technology in russia is traditionally the nizhny novgorod central design bureau. In the last halfcentury, highspeed water transportation has developed rapidly. Computational aerodynamics and flight stability of winginground. Wig technology is at a very early stage and covers wide range of craft.
Ground effect craft technology yun, liang, bliault, alan, doo, johnny on. Aerodynamic study of wig craft near curved ground sciencedirect. Pdf it has long been recognised that flight close to a boundary surface is more aerodynamically. Ground effect craft technology kindle edition by yun, liang, bliault, alan, doo, johnny. What all that boils down to is that if you must operate in. 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. Wig rides above the surface like an airplane on a dynamic air cushion that is produced by the vessels forward motion. The ekranoplan program and other commercial wig wing in groundeffect projects were effectively scuttled by the discovery that rogue waves were not only real but much more common than had been believed, rendering cargo or passenger wig vehicles at risk of destruction due to their inability to climb out of ground effect, where either a ship or. Wig craft and ekranoplan by liang yun, 9781441900418, available at book depository with free delivery worldwide. 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. On unsteady effects in wig craft aerodynamics hindawi. Tutorials, pdf, ebook, torrent, downloads, rapidshare, filesonic, hotfile, megaupload, fileserve. Aerodynamic characteristics of wing of wig catamaran. Wig bike craft 3seater the watersports and leisure groundeffect craft that provides a unique experience gliding over the water using the wingingroundeffect on the speed up to 110 kmh.
Aerodynamic characteristics of wig craft near curved ground are investigated. Attkinvest ekranoplan wig craft projects passenger ekranoplan aquaglide30 passenger ekranoplan aquaglide30. Interim guidelines for winginground wig craft were approved by the maritime safety committee at its 76th session in december 2002 as msccirc. See more ideas about ground effects, flying boat and vehicles. Wig rides above the surface like an airplane on a dynamic ai. 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. Zerihanedge vortices of a doubleelement wing in ground effect.
Since the wig is a novel technology and still in its initial development, the presentation of some of the theory should be considered as statement of. Winginground wig craft, ground effect, aerodynamics, flight dynamics, stability. Wig catamaran, wing in ground effect, aerodynamic characters, naca 6409, cfd analysis. Computational aerodynamics and flight stability of wingin.
Numerical study of the aerodynamics of a naca 4412 airfoil. Pdf technology developments for wing in ground effect craft. Shape optimization of an airfoil in ground effect for. Although they might look similar to regular aircraft, and. The term ekranoplan refers to the russian for screen plane or low flying plane and is. Wig craft and ekranoplan ground effect craft technology 123. Yun l, bliault a, doo j 2010 wig craft and ekranoplan. As a promising means of transportation, winginground effect wig craft, flying over the ground or. Aerodynamic and static stability characteristics of. Download it once and read it on your kindle device, pc, phones or tablets. Ground effect craft technology wigs wing in ground are advanced hybrid air cushion crafts and they offer the combination of speed, fuel efficiency. Ground effect craft technology wigs wing in ground are advanced hybrid air cushion crafts and they offer the. Subarupowered homemade hoverwing is a diy miniekranoplan.
Hovercraft meets aircraft worlds strangest youtube. Aerodynamics and flow features of wig craft with and without course angles in. Winginground 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 reduces the fuel cost by up to 75%, becos of its fuel efficieny while it is in ground effect. The problems mentioned above are not the main barrier for a sustainable development of wig technology. Schemed poweraugmented flow for winginground effect. Read wig craft and ekranoplan ground effect craft technology by liang yun available from rakuten kobo.
Ground effect craft technology edition 1 available in hardcover. 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. A groundeffect vehicle gev, also called a wingingroundeffect wig, groundeffect craft, wingship or ekranoplan russian. What does it take for wing in ground technology to become more than a glorified water taxi. Wig craft and ekranoplan ground effect craft technology liang. Design of a hoverwing aircraft a project presented to the faculty of. Stability of the ekranoplan, in criteria of the longitudinal stability of the ekranoplan translation.
Wig craft and ekranoplan ebook by liang yun rakuten kobo. 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. Drawing upon years of practical experience and using numerous examples and illustrative applications, liang yun, alan bliault and johnny doo discuss. Please practice handwashing and social distancing, and check out our resources for adapting to these times.