The transition phase of a gun-launched micro air vehicle pdf

From this study down select t o candidate technology for transition to phase ii. Air force sbir 06 1 proposal submission instructions. Control of a gunlaunched mav for scene observation. The separation, transition, and reattachment of air flow can all occur within a. The weapons technologies community of interest coi distribution statement distribution a approved for public release. It contains news and analysis on issues of defense industry and arms trade of ukraine. The methods currently used antiaircraft guns and fighter aircraft were. A specific nonlinear model of a gun launched mav glmav for hover. European micro air vehicle conference and flight competition emav 2008, july 2008. Pdf state of progress of the gun launched micro air vehicle.

Ballute and parachute decelerators for fasmquicklook uav. Fixedwing micro air vehicles mav are very attractive for outdoor. The air force research laboratory, wrightpatterson air force base, ohio, is responsible for the implementation and management of the air force sbir program. Development is driven by commercial, research, government, and military purposes. The actual paper presents an embedded flight control systems efcs of two micro air vehicles mavs concepts, the gunlaunched mav glmav and the aircraftlaunched mav almav, meant to rapidly reach a target zone further away from the launching point. This paper presents the concept, the current state of progress, the main challenges encountered many of them successfully solved, others still to be overcome during the creation and development of the prototype of this hybrid projectilemav, namely the glmav gunlaunched micro air vehicle, as well as experimental results.

Pdf this report details the smart autonomous rotorcraft submunition smars designed for. A fully functional prototype of a gunlaunched micro air vehicle system glmav is developed for longdistance observation capabilities. Functionally gradient materials offer solutions for these problems as well as providing a composite material which has strong commercial potential. Electrical power requirements for advanced payloads is also increasing, which adds weight to the air vehicle. Microturbine based hybrid moreelectric architectures offer the potential for a new paradigm for increased uas system level flexibility, efficiency, readiness level, weight reduction, reliability, mission capability, and survivability. Each alloy material and mass fraction combination has a transition temperature, above which the material is in an austenite phase and below which it will be in a martensite phase.

Rogelio lozano et sergio salazar lafmia seminaire aser 9 septembre 2012 1. The focus of this paper is on the presentation of a hybrid projectilemav concept, namely the gunlaunched micro air vehicle glmav, with a particular attention on the control strategy used for the hovering flight. The development of this robotic platform is part of an overall ongoing project glmav headed by the st. Phase i work should clearly validate the viability of the proposed solution. Collectively, army, navy, air force, darpa, and the national imagery and mapping agency nima submitted 28 reportable new research actions and 61 new other transactions for prototypes in fy 2001. After the v2, this vehicle became the granddaddy of them allthe entire panorama of surface, air, and naval missiles. Preliminary design of a hypersonic airbreathing vehicle. Volume 70, issue 14, april 20 special issue on current developments and stateoftheart in unmanned aircraft systems, part ii. In some embodiments, the uavdc may further comprise a propulsion means andor a modular payload. The dragless flight control system for flying objects utilizes paired fins that are mounted to rotate in opposite directions. The unified command suite ucs vehicle is a selfcontained, standalone c air mobile communications platform intended to provide both voice and data communications capabilities to civil support team cst commanders. Agglomeration of micro and nanordx and its influence on properties of ngtegdnnc propellants.

Aerial vehicle with depolyable components areai inc. Bragg, nc, still needs a rapidlydeployable vehicle with firepower, a requirement some say could be met sooner rather than later if the army is willing to shake the mothballs from its defunct armored gun system, sources say. A micro air vehicle mav, or micro aerial vehicle, is a class of miniature uavs that has a size restriction and may be autonomous. Micro air vehicle free download for the most important component, the powerplant, we first chose electric motor as we hoped to power both the motor and the radio receiver by the same battery in this case a flat lithiumion motorola startec handphone battery weighing only 24g. On active phase ii awards, the air force will select a limited number of phase ii awardees for the enhancement program to address new unforeseen technology barriers that were discovered during the phase ii work. The paper details the embedded architecture used by both vehicles at software and hardware level. Cost guided medium caliber projectiles program will develop affordable guidance and control technologies for. Fixedwing micro air vehicles with hovering capabilities nato sto. The present paper addresses the transition stage of a gunlaunched micro air vehicle glmav whose main goal is to rapidly position a.

The aircraft can be launched from air or ground using a launch tube. Special section aerovironments wasp ae micro air vehicle uses system components common to the companys other uas platforms, including the digital ground control station used for. The unmanned air vehicle as claimed in claim 8, wherein said uav body diameter is between 5 and 16 inches. Content list of 2nd ifac workshop on research, education and development of unmanned aerial systems technical program for wednesday november 20, 20. A total energy control system design for the transition phase of a tiltrotor aerial vehicle, pp. The projectile normally does not contain explosives, instead relying on the projectiles high speed and kinetic energy to inflict damage. Optimizing guidance strategy for gun launched underactuated weapons. Through the arl open campus research model, a team of tamu and arl researchers successfully developed novel and reconfigurable rotarywing aircraft capable of sustained hover. A 150year history of mechanical engineering at lehigh, stanley h.

The transition phase of a gunlaunched micro air vehicle. The micro air vehicles mav are small aircraft with a wingspan of 150 mm and. The output of the phase i shall be a proof of concept designstudy. The uavdc may comprise a fuselage, at least one wing, and at least one control surface. A railgun is a device, typically designed as a weapon, that uses electromagnetic force to launch high velocity projectiles. Development of a gun launched rotary wing micro air vehicle. Us6966526b2 dragless flight control system for flying. Us6260797b1 transformable gun launched aero vehicle. The present paper addresses the transition stage of a gunlaunched micro air vehicle glmav whose main goal is to rapidly position a rotorcraft mav over a highrisk scene prison riots, blind zones. Aerodynamic performance of a gun launched micro air vehicle. Flight phases with tests of a projectiledrone hybrid system ieee. A transformable gun launched aero vehicle having a ballistic projectile configuration and an aeroplane configuration includes a cylinder forming a shell of the vehicle in the ballistic projectile configuration and wings deployable from the cylinder. Prove power production within the specified limits and demonstrate survivability in operational environment. Modeling and closed loop flight testing of a fixed wing micro air.

Pdf this paper describes a mini unmanned gliders design, simulation, and manufacturing with a. This topic area would allow the demonstration of this technology for use in nearterm applique applications for upgrading the ballistic performance of the existing armored vehicle fleet. Concept of a gun launched micro air vehicle request pdf. Launched micro air vehicle glmav platform by using the ansys cfx code. A century of ramjet propulsion technology evolution. The present paper addresses the transition stage of a gunlaunched micro air vehicle glmav whose main goal is to rapidly position a rotorcraft mav over a highrisk scene prison riots, blind. Trajectory optimization for a ramjetpowered vehicle in ascent phase via the gauss pseudospectral method. Education and development of unmanned aerial systems 20 compiegne, france.

The small craft allows remote observation of hazardous. Research of lethality enhancement of a kinetic kill vehicle technology of air defense and antimissile missile. The present paper addresses the transition stage of a gunlaunched micro air vehicle glmav whose main goal is to rapidly position a rotorcraft mav over a. The study deals with the prediction of the aerodynamic performances of the gun launched micro air vehicle glmav platform by using the ansys cfx code. It is launched as a subsonic projectile from a dedicated portable tube and deploys its blades and. An unmanned aerial vehicle with deployable components uavdc is disclosed. The unmanned air vehicle as claimed in claim 7, wherein said uav by gun launch has a robust structure and component design, capable of sustaining gravitational accelerations between the range of 7,000g to 16,000g. When no lift is desired during the objects flight, the fins are completely retracted into their housings that are recessed into the body of the object. The fins are set to a maximum nostall angle relative to the body axis of. The railgun uses a pair of parallel conductors rails, along which a sliding armature is accelerated by the electromagnetic effects. The vehicles here presented lie in the framework of the ongoing joint 1 project gun launched micro air vehicle glmav gnemmi and haertig 2008 whose objective is the fast positioning over sensible spots, as prison riots, blind zones overthehill or aroundthecorner, toxic plumes, etc. Changey, state of progress of the gun launched micro air vehicle, in international micro air vehicle conference and. Due to the skills of isl in projectile launching and in the aerodynamics of rotating blades, a new concept of gun launched micro air vehicle glmav is proposed.

The variations in short period mode, phugoid mode, dutch roll mode, roll. Embedded electronics, vision and transmission of the glmav. Performance and handling qualities assessment of large variablerpm multirotor aircraft for urban air mobility paper 126 matthew bahr, farhan gandhi, michael mckay, robert niemiec, rensselaer polytechnic institute. With the increasing allied bombing of germany, new methods were needed to bring down the enemy bombers.