A groundeffect vehicle, also called a wingingroundeffect, groundeffect craft, wingship or ekranoplan, is a vehicle that is designed to attain sustained flight over a level surface by making use of ground effect, the aerodynamic interaction between the wings and the surface. Wig craft and ekranoplan ground effect craft technology. A great range of wing in ground effect craft wigs have been. A wig craft uses the same surface cushion effect as a hovercraft, but instead of an engine and fan to give lift, forward speed and large wings are used to force air under the craft. Drawing upon years of practical experience and using numerous examples and illustrative applications, liang yun, alan bliault and johnny doo discuss. To provide detailed insight into schemed poweraugmented flow for winginground effect wig craft in view of the concept of cruising with power assistance, this paper presents a numerical study.
For higher speed it is better to remove the skirt altogether. Experimental investigation of a winginground effect craft hindawi. My collection of 1144 scale ekranoplans size comparison next to a 1144 scale tu95 bear alekseyev km caspian sea monster anigrand resin kit component parts of the anigrand km kit. The aerodynamic characteristics of the winginground effect wig craft model that. Wig wing in ground effect craft in military and paramilitary applications the hoverwing concept a new generation of high speed marine craft nato conference rtoavt symposium april 7. Ekranoplan wig craft ekranoplans surface plane and seaplanes are waterborne platforms that take advantage ofthe broad water surface for takeoff and landing. Pdf aerodynamics study of wig craft near curved ground. Wig catamaran, wing in ground effect, aerodynamic characters, naca 6409, cfd analysis. He is a frequent contributor to model magazines on the subject of high speed marine vehicles.
Effective wigcraft large ekranoplane with facilities of. Known as winginground 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 speed of an aircraft coupled with better operating economics and the ability to operate pretty much anywhere on the worlds waterways. 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. The first craft entered operation in 1979 with two others joining it in 1981 and. Most of the pioneering research into these vehicles was. This creates a dynamic cushion, which lifts the craft clear of the surface. 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. The use of wig craft is representing an ambitious technology that will help in. The simplified goal of many of these tasks is to image an object for tracking or informationgathering purposes. The type is typically intended to operate from water like a flying boat, but some can operate over any flat area such as frozen lakes or flat plains similar to a hovercraft. The caspian sea monster or ekranoplan is a ground effect vehicle. Wing in ground vehicles operating as highspeed passenger ferries. Wingin 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. Each aircraft carrier is a 50year investment in americas security.
Visionbased target localization from a small, fixedwing. The hainan yingge wing in ground effect craft manufacturing company in hainan, china, tested two prototype sea planes off the coast of haikou that have been developed in a billion project. Ground effect craft technology provides a comprehensive overview of the design, development and building of wig vessels. This is a very basic ai model but it will give you a new fs experience. Wig rides above the surface like an airplane on a dynamic air cushion that is produced by the vessels forward motion. 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. This is the fsx caspian sea monster found in fsx simobjects boats folder and made flyable. He is currently experimenting with a series of radio controlled ekranoplan models figure 1. In the last halfcentury, highspeed water transportation has developed rapidly. Yun l, bliault a, doo j 2010 wig craft and ekranoplan.
Close up of the extra glazing on the starboard side of the fuselage. A groundeffect vehicle gev, also called a wingingroundeffect wig, groundeffect craft, wingship or ekranoplan russian. Assembled km doctored photo of the anigrand km with cotton wool spray. I remember several years ago i saw an episode of wings on the discovery. Winginground wig effect craft take advantage the fact that the.
Attkinvest ekranoplan wig craft projects passenger ekranoplan aquaglide30 passenger ekranoplan aquaglide30. Pdf flight stability and safety of wig craft with and. Wig craft and ekranoplan liang yun alan bliault johnny doowig craft and ekranoplan ground effect craft technolo. The ability to determine the inertial location of a visible. About the ekranoplan km caspian sea monster 02 plan this plan is 59. Novel and emerging vehicle and vehicle technology concepts. The term ekranoplan refers to the russian for screen plane or low flying plane and is generally. Some types of ekranoplanwig vehicles ekranoplan stubwings configuration. My first experiments into groundeffect began with a simple lippisch reversedelta model. A practical guide to building ekranoplan wig models graham k taylor independent consultant, england. Mk1 powered by a model aircraft cox 049 engine figure 2. Based on the russian word, it is also called an ekranoplan airplane. Design of a wing section in ground effect iowa state university.
Schemed poweraugmented flow for winginground effect. A new design of wig craft was presented by combining compound wing with new configuration and endplates. Pdf the winginground effect wig craft, which lies between a. An investment that pays constant dividends in military readiness and peacetime presence across the globe. Keywords winginground effect craft, wig, ekranoplan, aircraft design, rc. James may explains that although the ekranoplan looks like an aircraft it operates solely on the principle of ground effect. The above has been developed with russian engineers and could be used to patrol coastlines the seaplane above uses reduced drag and increased lift from wing. This augmented lift improved the takeoff and landing performance by reducing takeoff speed and distance. The km provided lots of useful data on large scale wig vehicles, and led to the military design. Pdf wig craft serves niche transportation needs researchgate. Experimental investigation of a winginground effect craft ncbi. Over the years he has built a variety of experimental models including hydrofoils, stepped hulls, and hydroskis.
Unmanned air vehicles uavs are attracting increased attention as their envelope of suitable tasks expands to include activities such as perimeter tracking, search and rescue assistance, surveillance and reconnaissance. Many researchers have had some successful attempts to develop wig crafts that fly near sea surface. This caspian sea monster was a giant soviet spruce goose. Ekranoplans surface plane and seaplanes are waterborne platforms that. Aerodynamic characteristics of wing of wig catamaran. Flight stability and safety of wig craft with and without feedback control article pdf available july 2014 with 514 reads how we measure reads. Professional and amateur papers published on ekranoplan, wig and high speed model and full size marine craft.
This massive 550ton seaplane measured 240 feet long and 63 feet tall with a 144 foot wingspan. Alan bliault is the author of wig craft and ekranoplan 4. The md160, dubbed the caspian sea monster by us intelligence services, was indeed one of a kind. 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.
Most are part of the cant, but others deal with the factions and important aspects of the planes. The engine installed before the wing for poweraugmented flow is replaced by a simplified engine model in the simulations, and is considered to be. Description pdf video photo gallery aquaglide is a small passenger ekranoplan wig craft of type a under the imo classification designed for transportation of five people, including the driver, with speed of up to 170 kmh on distance up to 450 km. Combine ground effect with a geometry specifically designed to enhance the.
In the opinion of several highly experienced nasa test pilots manual control of. Wig craft and ekranoplan by liang yun, 9781441900418, available at book depository with free delivery worldwide. The paper is devoted to reasoning the idea of developing the large wigs with perfect automatic control before creation the commercial small and middlesized wigs. Request pdf wig craft and ekranoplan the structural configuration of a wig comprises the same key elements as an aircraft in particular a flying boat, see fig. The adoption of wig has been slow due to the complicated technology issues surrounding the vessel. Best place to store dowloables invoices pdf cryptographic. In this case the instructive experience of great wigcraft exploitation will also be obtained, which is necessary for perfection the wigs of different kinds and mass.
Pdf the design of a fourseat reverse delta wig craft. Novel highperformance marine vehicles, such as the air cushion vehicle acv. Wing in ground effect vehicles linkedin slideshare. The awesome sovietrussian km caspian sea monster of 1970s, 550 tonnes 250kmh.
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