Results 61 to 70 of about 75,283 (193)

Time-Varying Biased Proportional Guidance with Seeker’s Field-of-View Limit

open access: yesInternational Journal of Aerospace Engineering, 2016
Traditional guidance laws with range-to-go information or time-to-go estimation may not be implemented in passive homing missiles since passive seekers cannot measure relative range directly.
Zhe Yang, Hui Wang, Defu Lin
doaj   +1 more source

Minimum-fuel turning climbout and descent guidance of transport jets [PDF]

open access: yes
The complete flightpath optimization problem for minimum fuel consumption from takeoff to landing including the initial and final turns from and to the runway heading is solved.
Kreindler, E., Neuman, F.
core   +1 more source

A Novel Integral Sliding Mode-Type Continuous Guidance Law With Autopilot Lag for Intercepting Non-Cooperative Maneuvering Targets

open access: yesIEEE Access, 2019
This paper proposes an integral sliding mode guidance law with the constraints of the line-of-sight angle and its rate for the interception of a non-cooperative maneuvering target.
Yan Xiaodong, Lyu Shi
doaj   +1 more source

Relative Geodesics in the Special Euclidean Group

open access: yes, 2013
We propose a notion of distance between two parametrized planar curves, called their discrepancy, and defined intuitively as the minimal amount of deformation needed to deform the source curve into the target curve. A precise definition of discrepancy is
Holm, Darryl D.   +2 more
core   +1 more source

Biased retro-proportional navigation law for interception of high-speed targets with angular constraint

open access: yesDefence Technology, 2014
A new guidance law, called biased retro proportional navigation (BRPN), is proposed. The guidance law is designed to intercept high-speed targets with angular constraint, which can be used for ballistic target interception.
Liang Yan   +3 more
doaj   +1 more source

Intercepting Higher-Speed Targets Using Generalized Relative Biased Proportional Navigation

open access: yesXibei Gongye Daxue Xuebao, 2019
To intercept a higher-speed target in the terminal guidance phase, this paper proposes a generalized relative biased proportional navigation (BPN) law. In order to enlarge the capture domain of the classical proportional navigation (PN) law and make full

doaj   +1 more source

Approximate Optimal Atmospheric Entry Trajectories [PDF]

open access: yes
Approximate optimal atmospheric entry trajectories maximizing terminal function of velocity, heading angle, flight path angle, and ...
Speyer, J. L., Womble, E.
core   +1 more source

Aerodynamic preliminary analysis system. Part 2: User's manual and program description [PDF]

open access: yes
A comprehensive aerodynamic analysis program based on linearized potential theory is described. The solution treats thickness and attitude problems at subsonic and supersonic speeds.
Divan, P., Dunn, K., Kojima, J.
core   +1 more source

A study of the application of singular perturbation theory [PDF]

open access: yes
A hierarchical real time algorithm for optimal three dimensional control of aircraft is described. Systematic methods are developed for real time computation of nonlinear feedback controls by means of singular perturbation theory. The results are applied
Carroll, J. V.   +3 more
core   +1 more source

Adaptive Sliding Mode Guidance Law with Terminal Angle Constraint [PDF]

open access: yesAdvances in Intelligent Systems Research, 2015
Suochang Yang, Kuanqiao Zhang
openaire   +1 more source

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