Journal ArticleDOI
The three dimensional guidance system design of terminal attack phase for exo-atmospheric kill vehicle
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TLDR
The proposed guidance law is better attack precision than traditional guidance law, and the PWPF modulator with variable dead zone is more reasonable in fuel allocation and smaller on miss distance than traditional PWPf modulator.About:
This article is published in Optik.The article was published on 2017-02-01. It has received 6 citations till now. The article focuses on the topics: Terminal guidance & Guidance system.read more
Citations
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Journal ArticleDOI
Finite-time composite guidance law with input constraint and dynamics compensation
Meijun Duan,Di Zhou +1 more
TL;DR: Simulation results show that the line-of-sight angular rate can converge to a neighborhood of the equilibrium point before the final time of the guidance process, and the composite guidance law has better performance than typical guidance laws.
Journal ArticleDOI
Extended state observer-based finite-time guidance laws on account of thruster dynamics:
Meijun Duan,Di Zhou,Dalin Cheng +2 more
TL;DR: Guidance laws for a near-space interceptor with line-of-sight angle as input and on-off type thrust as output were designed in this article, where the dynamics of the thruster was viewed as a first-order lag with on−off worki...
Journal ArticleDOI
Virtual-Target-Based trajectory following using a light-of-sight angle constraint for long-range guided projectiles
TL;DR: A novel trajectory-following algorithm by combining the concept of virtual target with terminal guidance for a class of long-range guided projectiles is proposed and the effectiveness and advantage are verified by using extensive dispersion simulations with a realistic guided projectile model.
Proceedings ArticleDOI
Compound Control System Design with Direct Thrust and Aerodynamic Force for Air Defense Missile
TL;DR: A new functional form to construct ignition logic coefficient and design method of ignition logic of lateral thrust are proposed and the simulation results show that the zero-effort-miss (ZEM) can be less than 1m under the two target maneuvering modes and theDesign method of the ignition logic is effective.
Proceedings Article
On-off guidance law design for exo-atmospheric interceptor via nonsmooth linear Lipschitz thresholds
TL;DR: In this article, the on-off guidance law design problem of terminal guidance system with pulse divert thrusters is studied for exo-atmospheric interceptor with pulse diverter, and Nonsmooth linear Lipschitz thresholds are constructed due to the relative motion equations of the missile and the target.
References
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Journal ArticleDOI
Impact Time and Angle Guidance With Sliding Mode Control
TL;DR: A novel sliding mode-based impact time and angle guidance law for engaging a modern warfare ship is presented and can be applied to many realistic engagement scenarios which include uncertainties such as target motion.
Journal ArticleDOI
Missile Guidance Law Based on Extended State Observer
TL;DR: The problem of missile interception is investigated and sliding-mode controllers with finite-time convergence are proposed for the design of guidance laws, which achieves the decrease of undesired chattering effectively.
Journal ArticleDOI
Guidance law with impact time and impact angle constraints
Youan Zhang,Guoxin Ma,Aili Liu +2 more
TL;DR: In this article, a closed-form guidance law with impact time and impact angle constraints is proposed for salvo attack of anti-ship missiles, which employs missile's normal acceleration (not jerk) as the control command directly.
Journal ArticleDOI
A guidance law with finite time convergence accounting for autopilot lag
Sheng Sun,Di Zhou,Wen-tao Hou +2 more
TL;DR: In this article, a guidance law with finite time convergence is designed based on target-missile relative motion equations, which is rigorously proved that states of the guidance system converge to a sliding-mode in finite time and the line-of-sight (LOS) angular rate converges to zero in finite-time under the proposed guidance law.
Journal ArticleDOI
Continuous second-order sliding mode based impact angle guidance law
Shaoming He,Defu Lin,Jiang Wang +2 more
TL;DR: In this paper, a new continuous robust impact angle constraint guidance law with finite-time convergence is proposed for intercepting maneuvering targets with unknown acceleration bounds, which can achieve more accurate interception with a wide range of intercept angles and superior overall performance than traditional NTSM algorithm.