نتایج جستجو برای: flight path angle steering

تعداد نتایج: 321170  

Journal: :Applied sciences 2021

Steering has more potential than braking to prevent rear-end collisions at higher relative velocities. A path tracking controller based on multi-input multi-output (MIMO) model predictive control (MPC) is proposed enhance the handling performance of autonomous emergency steering in this paper. six-state MIMO bicycle including actuator dynamics and differential used for prediction. Two inputs ar...

Journal: :CoRR 2018
Zhengyuan Yang Yixuan Zhang Jerry Yu Junjie Cai Jiebo Luo

Convolutional Neural Networks (CNN) have been successfully applied to autonomous driving tasks, many in an endto-end manner. Previous end-to-end steering control methods take an image or an image sequence as the input and directly predict the steering angle with CNN. Although single task learning on steering angles has reported good performances, the steering angle alone is not sufficient for v...

Journal: :IEEE Access 2021

A study pointed out that the delay time of driver's nervous system has a significant effect on roll stability vehicle. However, existing researches vehicle rollover prevention control rarely consider influence driver factors stability. Aiming at this problem, and path tracking strategy considering in loop is proposed to assist different types drivers. It includes supervisory decision layer exec...

Journal: :IEEE Access 2023

With the widespread informationization in modern warfare, higher requirements are required for monitoring high-value target’s movement state and corresponding attack conditions. Since impact-angle constraint guidance law can improve striking effect of a missile, study hitting conditions angle range has become particularly important. This paper proposes relationship between missile’s line-of-sig...

2014
Xiaoxiang Na David J. Cole

Development of vehicle active steering collision avoidance systems calls for mathematical models capable of predicting a human driver’s response so as to reduce the cost involved in field tests whilst accelerate product development. This article provides a discussion on the paradigms that may be used for modelling a driver’s steering interaction with vehicle collision avoidance control in path-...

2008
DELING CHEN CHENGLING YIN JIANWU ZHANG

An AFS (active front steering) on the basic of a C-EPS (column electric power steering) system was developed. Based on the mathematical model of essential components, the AFS controller was designed covering two units: an EPS actuator unit was used to reduce the steering torque requirement to the driver; an AFS actuator unit was used to compensate the steering angle for steering characteristics...

2011
Koen C. H. Blom Marcel D. van de Burgwal Kenneth C. Rovers André B. J. Kokkeler Gerard J. M. Smit

Conventional blind beamforming algorithms have no direct notion of the physical Direction of Arrival angle of an impinging signal. These blind adaptive algorithms operate by adjusting the complex steering vector in the case of changing signal conditions and directions. This paper presents Angular CMA, a blind beamforming method that calculates steering angle updates (instead of weight vector up...

Journal: :Bioinspiration & biomimetics 2011
Aditya A Paranjape Soon-Jo Chung Michael S Selig

This paper investigates the flight mechanics of a micro aerial vehicle without a vertical tail in an effort to reverse-engineer the agility of avian flight. The key to stability and control of such a tailless aircraft lies in the ability to control the incidence angles and dihedral angles of both wings independently. The dihedral angles can be varied symmetrically on both wings to control aircr...

2016
Sahjendra N. Singh William R. Wells

This paper treats the question of output trajectory tracking in nonlinear systems in the presence of uncertainty. It is assumed that the nominal system is decouplable using state variable feedback. An adaptive control law is derived such that in the closed-loop system, output vector asymptotically converges to the given reference trajectory. The controller includes a dynamic system in the feedb...

Journal: :Aerospace 2023

The obstacle avoidance system of a drone affects the quality its flight path. artificial potential field method can react quickly when facing obstacles; however, traditional lacks consideration position information between drones and obstacles during flight, issues including local minima, unreachable targets, unreasonable techniques that lengthen times consume more energy get encountered. There...

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