图书馆订阅: Guest

COMPARISON OF FLIGHT PATH OPTIMIZATION PROBLEM SOLUTIONS BY DIRECT AND INDIRECT METHODS FOR A GUIDED AIRCRAFT MISSILE WITH A ROCKET ENGINE

卷 48, 册 6, 2017, pp. 551-563
DOI: 10.1615/TsAGISciJ.2018025535
Get accessGet access

摘要

Two solutions to the problem of optimizing the flight path of an aircraft are compared: the first solution was obtained by the direct method, and the second solution satisfies the necessary optimality conditions. A brief description of the polynomial method (direct method) and a combination of the direct collocation and multiple shooting methods (including elements of the direct and indirect methods) is given, which is used to solve the aircraft flight path optimization problem from a given initial point to a given final point using the minimum flight time criterion. The aircraft is an air-to-surface missile with a solid-propellant rocket engine. The investigations showed that both methods yield close results in terms of phase variables, control variables, and criterion values. This allows drawing the conclusion that the polynomial method solves the problem under consideration with sufficient accuracy.

最新一期

KIRILL IVANOVICH SYPALO−50TH ANNIVERSARY NUMERICAL STUDY OF THE DISTURBANCES GENERATED BY MICROJETS IN A SUPERSONIC FLAT-PLATE BOUNDARY LAYER Andrei Valerievich Novikov, Alexander Vitalyevich Fedorov, Ivan Vladimirovich Egorov, Anton Olegovich Obraz, Nikolay Nikolaevich Semenov ANALYSIS OF THE MOVING DETONATION INTERACTION WITH TURBULENT BOUNDARY LAYERS IN A DUCT ON THE BASIS OF NUMERICAL SIMULATION Vladimir Anatolievich Sabelnikov, Vladimir Viktorovich Vlasenko, Sergey Sergeyevich Molev EXPERIMENTAL STUDY OF COUNTERFLOW BLOWING IN HIGH-SPEED FLOW THROUGH AN ASYMMETRIC SLOT IN THE LEADING EDGE OF A SHARP WEDGE Eduard Borisovich Vasilevskii, Ivan Valeryevich Ezhov, Pavel Vladimirovich Chuvakhov ASYMPTOTIC SOLUTIONS TO HYPERSONIC BOUNDARY LAYER EQUATIONS ON A FLAT WING WITH A POINT OF INFLECTION ON THE LEADING EDGE Georgiy Nikolaevich Dudin, Aleksey Vyacheslavovich Ledovskiy WAVE MODEL OF ORGANIZED STRUCTURES IN A TURBULENT BOUNDARY LAYER ON A PLATE WITH ZERO LONGITUDINAL PRESSURE GRADIENT Vladimir Alekseevich Zharov, Igor Ivanovich Lipatov, Rami Salah Saber Selim NUMERICAL SIMULATION OF THE FLOW AROUND LANDSCAPE FRAGMENTS AND SOLUTION VERIFICATION Viktor Viktorovich Vyshinsky, Koang T'in' Zoan POLYNOMIAL REPRESENTATION OF THERMODYNAMIC PROPERTIES OF COMBINED FUEL SYSTEMS IN RAMJET SIMULATION MODELS Timur Romanovich Zuev, Mikhail Semenovich Tararyshkin A MODEL TEST METHODOLOGY FOR THE INVESTIGATION OF AN ELASTICALLY SCALED MAIN ROTOR Maxim Andreyevich Ledyankin , Sergey Anatolyevich Mikhailov, Dmitry Valeryevich Nedel'ko, Timur Arturovich Agliullin INDEX, VOLUME 51, 2020
Begell Digital Portal Begell 数字图书馆 电子图书 期刊 参考文献及会议录 研究收集 订购及政策 Begell House 联系我们 Language English 中文 Русский Português German French Spain