RU2010151023A - METHOD FOR SUPPORTING THE AIR GOAL OF THE HELICOPTER CLASS - Google Patents
METHOD FOR SUPPORTING THE AIR GOAL OF THE HELICOPTER CLASS Download PDFInfo
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- RU2010151023A RU2010151023A RU2010151023/28A RU2010151023A RU2010151023A RU 2010151023 A RU2010151023 A RU 2010151023A RU 2010151023/28 A RU2010151023/28 A RU 2010151023/28A RU 2010151023 A RU2010151023 A RU 2010151023A RU 2010151023 A RU2010151023 A RU 2010151023A
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Abstract
Способ сопровождения воздушной цели класса «вертолет», заключающийся в вычислении процедуры оптимальной многомерной линейной дискретной калмановской фильтрации, описываемой выражениями ! ! ! ! ! ! ! где k=0, 1, … - номер такта работы фильтра; ! P-(k+1) и P(k+1) - ковариационные матрицы ошибок экстраполяции и фильтрации соответственно; ! Ф(k) - переходная матрица состояния; ! Q(k+1) и R(k+1) - ковариационные матрицы шумов возбуждения и наблюдения соответственно; ! K(k+1) - матрица весовых коэффициентов; ! I - единичная матрица; ! и - вектор текущих и экстраполированных оценок дальности до цели и доплеровской частоты, обусловленной скоростью сближения воздушной цели со станцией ее сопровождения; ! H(k) - матрица наблюдения; ! Y(k) - вектор наблюдения; ! Z(k+1) - матрица невязок измерения; ! Ψ(k+1) - матрица априорных ошибок фильтрации; ! "-1" - операция вычисления обратной матрицы; ! "т" - операция транспонирования матрицы, ! отличающийся тем, что процедура оптимальной многомерной линейной дискретной калмановской фильтрации, описываемая выражениями (1)-(6), осуществляется параллельно в каждом оптимальном фильтре ОФmj их матрицы, где m=1, 2, 3, 4; ! m=1 соответствует стационарному характеру полета вертолета; ! m=2 соответствует полету вертолета с ускорением; ! m=3 соответствует полету вертолета с торможением; ! m=4 соответствует полету вертолета в режиме «висение»; ! j=1, L; L - количество вариантов динамики полета вертолета при каждом его m-м характере полета, ! при различных априорных данных, принятых при фильтрации в каждом ОФmj относительно m-го характера полета вертолета и соответствующего для каждого характера полета j-го варианта его динамики, при эт A method of tracking an air target of the “helicopter” class, which consists in calculating the procedure for the optimal multidimensional linear discrete Kalman filtering described by expressions! ! ! ! ! ! ! where k = 0, 1, ... is the filter cycle number; ! P- (k + 1) and P (k + 1) are the covariance matrices of extrapolation and filtering errors, respectively; ! Ф (k) - transition state matrix; ! Q (k + 1) and R (k + 1) are the covariance matrices of excitation and observation noises, respectively; ! K (k + 1) is the matrix of weights; ! I is the identity matrix; ! and - the vector of current and extrapolated estimates of the range to the target and the Doppler frequency, due to the speed of approach of the air target with its tracking station; ! H (k) is the observation matrix; ! Y (k) is the observation vector; ! Z (k + 1) - matrix of measurement residuals; ! Ψ (k + 1) is the matrix of a priori filtering errors; ! "-1" - inverse matrix calculation operation; ! "t" is the transpose of the matrix,! characterized in that the optimal multidimensional linear discrete Kalman filtering procedure described by expressions (1) - (6) is carried out in parallel in each optimal filter OFmj of their matrix, where m = 1, 2, 3, 4; ! m = 1 corresponds to the stationary nature of the helicopter flight; ! m = 2 corresponds to a helicopter flight with acceleration; ! m = 3 corresponds to a helicopter flight with braking; ! m = 4 corresponds to a helicopter flight in the “hover” mode; ! j = 1, L; L - the number of options for the dynamics of the flight of the helicopter for each of its m-th nature of the flight,! for various a priori data adopted during filtering in each OFmj relative to the mth character of the helicopter flight and the corresponding j-variant of its dynamics for each character of the flight, at
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RU2010151023/28A RU2468385C2 (en) | 2010-12-13 | 2010-12-13 | Method of tracking "helicopter" class aerial target |
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RU2010151023/28A RU2468385C2 (en) | 2010-12-13 | 2010-12-13 | Method of tracking "helicopter" class aerial target |
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RU2010151023A true RU2010151023A (en) | 2012-06-20 |
RU2468385C2 RU2468385C2 (en) | 2012-11-27 |
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Cited By (2)
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RU2726273C1 (en) * | 2019-05-20 | 2020-07-10 | Александр Викторович Богданов | Method of forming error parameters in radio-electronic control system of air-to-air missile at its self-homing to helicopter with various flight type thereof |
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RU178366U1 (en) * | 2017-04-11 | 2018-03-30 | Федеральное государственное казённое военное образовательное учреждение высшего образования "Военная академия воздушно-космической обороны имени Маршала Советского Союза Г.К. Жукова" Министерства обороны Российской Федерации | Dynamic model of a stationary flight of a pair of aircraft |
RU2713635C1 (en) * | 2019-05-27 | 2020-02-05 | Федеральное государственное унитарное предприятие "Государственный научно-исследовательский институт авиационных систем" (ФГУП "ГосНИИАС") | Method of tracking an aerial target in a radar station from a class of "aircraft with turbojet engine" under action of distance and speed withdrawing interference |
RU2732281C1 (en) * | 2019-07-02 | 2020-09-15 | Александр Викторович Богданов | Method of aircraft with turbojet engine type identification in pulse-doppler radar station under action of speed-escaping interference |
RU2731878C1 (en) * | 2020-02-18 | 2020-09-08 | Федеральное государственное казённое военное образовательное учреждение высшего образования "Военная академия воздушно-космической обороны имени Маршала Советского Союза Г.К. Жукова" Министерства обороны Российской Федерации | Method of aircraft with turbojet engine type identification in pulse-doppler radar station |
RU2760951C1 (en) * | 2021-03-22 | 2021-12-01 | Федеральное государственное казённое военное образовательное учреждение высшего образования "Военная академия воздушно-космической обороны имени Маршала Советского Союза Г.К. Жукова" Министерства обороны Российской Федерации | Method for tracking a cruise missile when rounding the terrain in various tactical situations |
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DE3512032C2 (en) * | 1985-04-02 | 1994-07-28 | Deutsche Aerospace | Process for the detection and classification of helicopters using a radar system |
US5689268A (en) * | 1996-08-02 | 1997-11-18 | Boeing North American, Inc. | Radar detection and classification of helicopters |
RU2260815C2 (en) * | 2003-10-01 | 2005-09-20 | Общество с ограниченной ответственностью "ОКБ Траверз" | Method for detection and identification of helicopter with the use of radar |
RU2293350C2 (en) * | 2005-04-26 | 2007-02-10 | Федеральное Государственное Унитарное Предприятие "Нижегородский Научно-Исследовательский Институт Радиотехники" | Device for detection and classification of flying and hovering helicopters |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2726273C1 (en) * | 2019-05-20 | 2020-07-10 | Александр Викторович Богданов | Method of forming error parameters in radio-electronic control system of air-to-air missile at its self-homing to helicopter with various flight type thereof |
CN112836418A (en) * | 2021-01-15 | 2021-05-25 | 中国人民解放军91550部队 | Aircraft real-time positioning method and system based on incomplete measurement |
CN112836418B (en) * | 2021-01-15 | 2024-02-20 | 中国人民解放军91550部队 | Aircraft real-time positioning method and system based on incomplete measurement |
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