Longitudinal optimal analytical midcourse guidance for cruise-glide integrated hypersonic vehicles
For the longitudinal midcourse guidance problem of a cruise-glide integrated hypersonic vehicle (CGHV), an analytical method based on optimal control theory is proposed. This method constructs a guidance dynamics model for such vehicles, using aerodynamic load as the control variable, and introduces...
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| Format: | Article |
| Language: | English |
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KeAi Communications Co., Ltd.
2025-08-01
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| Series: | Defence Technology |
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| Online Access: | http://www.sciencedirect.com/science/article/pii/S221491472500145X |
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| author | Xin Li Guangbin Cai Hui Xu Jianwen Zhu Chaoxu Mu |
| author_facet | Xin Li Guangbin Cai Hui Xu Jianwen Zhu Chaoxu Mu |
| author_sort | Xin Li |
| collection | DOAJ |
| description | For the longitudinal midcourse guidance problem of a cruise-glide integrated hypersonic vehicle (CGHV), an analytical method based on optimal control theory is proposed. This method constructs a guidance dynamics model for such vehicles, using aerodynamic load as the control variable, and introduces a framework for solving the guidance laws. This framework unifies the design process of guidance laws for both the glide and cruise phases. By decomposing the longitudinal guidance task into position control and velocity control, and minimizing energy consumption as the objective function, the method provides an analytical solution for velocity control load through the calculation of costate variables. This approach requires only the current state and terminal state parameters to determine the guidance law solution. Furthermore, by transforming path constraints into aerodynamic load constraints and solving backwards to obtain the angle of attack, bank angle, and throttle setting, this method ensures a smooth transition from the glide phase to the cruise phase, guaranteeing the successful completion of the guidance task. Finally, the effectiveness and practicality of the proposed method are validated through case simulations and analysis. |
| format | Article |
| id | doaj-art-689ef477f2a5481d8eebe29f5b295ac8 |
| institution | DOAJ |
| issn | 2214-9147 |
| language | English |
| publishDate | 2025-08-01 |
| publisher | KeAi Communications Co., Ltd. |
| record_format | Article |
| series | Defence Technology |
| spelling | doaj-art-689ef477f2a5481d8eebe29f5b295ac82025-08-20T03:02:59ZengKeAi Communications Co., Ltd.Defence Technology2214-91472025-08-015028830310.1016/j.dt.2025.04.020Longitudinal optimal analytical midcourse guidance for cruise-glide integrated hypersonic vehiclesXin Li0Guangbin Cai1Hui Xu2Jianwen Zhu3Chaoxu Mu4College of Missile Engineering, Rocket Force University of Engineering, Xi'an, 710025, ChinaCollege of Missile Engineering, Rocket Force University of Engineering, Xi'an, 710025, China; Corresponding author.College of Missile Engineering, Rocket Force University of Engineering, Xi'an, 710025, ChinaCollege of Missile Engineering, Rocket Force University of Engineering, Xi'an, 710025, China; School of Aerospace Science and Technology, Xidian University, Xi'an, 710025, ChinaSchool of Electrical and Information Engineering, Tianjin University, Tianjin, 300072, ChinaFor the longitudinal midcourse guidance problem of a cruise-glide integrated hypersonic vehicle (CGHV), an analytical method based on optimal control theory is proposed. This method constructs a guidance dynamics model for such vehicles, using aerodynamic load as the control variable, and introduces a framework for solving the guidance laws. This framework unifies the design process of guidance laws for both the glide and cruise phases. By decomposing the longitudinal guidance task into position control and velocity control, and minimizing energy consumption as the objective function, the method provides an analytical solution for velocity control load through the calculation of costate variables. This approach requires only the current state and terminal state parameters to determine the guidance law solution. Furthermore, by transforming path constraints into aerodynamic load constraints and solving backwards to obtain the angle of attack, bank angle, and throttle setting, this method ensures a smooth transition from the glide phase to the cruise phase, guaranteeing the successful completion of the guidance task. Finally, the effectiveness and practicality of the proposed method are validated through case simulations and analysis.http://www.sciencedirect.com/science/article/pii/S221491472500145XCruise-glide integrated hypersonic vehicleOptimal guidanceVelocity controlCostate variableLongitudinal analytical solution |
| spellingShingle | Xin Li Guangbin Cai Hui Xu Jianwen Zhu Chaoxu Mu Longitudinal optimal analytical midcourse guidance for cruise-glide integrated hypersonic vehicles Defence Technology Cruise-glide integrated hypersonic vehicle Optimal guidance Velocity control Costate variable Longitudinal analytical solution |
| title | Longitudinal optimal analytical midcourse guidance for cruise-glide integrated hypersonic vehicles |
| title_full | Longitudinal optimal analytical midcourse guidance for cruise-glide integrated hypersonic vehicles |
| title_fullStr | Longitudinal optimal analytical midcourse guidance for cruise-glide integrated hypersonic vehicles |
| title_full_unstemmed | Longitudinal optimal analytical midcourse guidance for cruise-glide integrated hypersonic vehicles |
| title_short | Longitudinal optimal analytical midcourse guidance for cruise-glide integrated hypersonic vehicles |
| title_sort | longitudinal optimal analytical midcourse guidance for cruise glide integrated hypersonic vehicles |
| topic | Cruise-glide integrated hypersonic vehicle Optimal guidance Velocity control Costate variable Longitudinal analytical solution |
| url | http://www.sciencedirect.com/science/article/pii/S221491472500145X |
| work_keys_str_mv | AT xinli longitudinaloptimalanalyticalmidcourseguidanceforcruiseglideintegratedhypersonicvehicles AT guangbincai longitudinaloptimalanalyticalmidcourseguidanceforcruiseglideintegratedhypersonicvehicles AT huixu longitudinaloptimalanalyticalmidcourseguidanceforcruiseglideintegratedhypersonicvehicles AT jianwenzhu longitudinaloptimalanalyticalmidcourseguidanceforcruiseglideintegratedhypersonicvehicles AT chaoxumu longitudinaloptimalanalyticalmidcourseguidanceforcruiseglideintegratedhypersonicvehicles |