Results 31 to 40 of about 1,128,948 (299)

The influence of Vehicle Dynamics Control System on the Occupant’s Dynamic response during a Vehicle collision [PDF]

open access: yes, 2012
This paper aims to apply a vehicle dynamics control system to mitigate a vehicle collision and to study the effects of this systems on the kinematic behaviour of the vehicle's occupant. A unique three-degree-of-freedom vehicle dynamics-crash mathematical
Elkady, M   +2 more
core   +1 more source

Impact angle control of interplanetary shock geoeffectiveness: A statistical study [PDF]

open access: yesJournal of Geophysical Research: Space Physics, 2015
AbstractWe present a survey of interplanetary (IP) shocks using Wind and ACE satellite data from January 1995 to December 2013 to study how IP shock geoeffectiveness is controlled by IP shock impact angles. A shock list covering one and a half solar cycle is compiled.
Denny M. Oliveira, Joachim Raeder
openaire   +2 more sources

Integrated Guidance and Control with Input Saturation and Impact Angle Constraint

open access: yesDiscrete Dynamics in Nature and Society, 2020
Aiming at the problem of impact angle constraint and input saturation, an integrated guidance and control (IGC) algorithm with impact angle constraint and input saturation is proposed.
Zhenhua Fu   +3 more
doaj   +1 more source

Enhancement of Vehicle Safety and Improving Vehicle Yaw Behaviour Due to Offset Collisions Using Vehicle Dynamics [PDF]

open access: yes, 2012
This study aims to optimise Vehicle Dynamic Control Systems (VDCS) in offset impact for vehicle collision mitigation. A proposed unique 3-D full-car mathematical model is developed and solved numerically to carry out this analysis. In this model, vehicle
Elkady, Mustafa   +2 more
core   +1 more source

Surface ship heading control with sideslip angle and input saturation

open access: yesZhongguo Jianchuan Yanjiu, 2021
ObjectivesTo address the impact of non-zero sideslip angle and input saturation on the heading control of a surface ship, a method based on a backstepping control algorithm is proposed.Methods The actual sideslip angle is obtained through the relative ...
Xiaoyang LU   +3 more
doaj   +1 more source

A New United Proportional Navigation Guidance for Impact Angle Constraint without Measurement Distance between Vehicle and Target

open access: yesInternational Journal of Aerospace Engineering, 2022
This paper proposed a united proportional navigation guidance (UPNG) method to alleviate the guidance command saltation with an impact angle constraint under the condition of no real-time distance between the vehicle and the target (line-of-sight (LOS ...
Hao Yang   +3 more
doaj   +1 more source

Quantum entanglement and spin control in silicon nanocrystal [PDF]

open access: yes, 2012
Selective coherence control and electrically mediated exchange coupling of single electron spin between triplet and singlet states using numerically derived optimal control of proton pulses is demonstrated.
Berec, Vesna
core   +3 more sources

The characteristics of a high-power diode laser fired enamel coating on a carbon steel [PDF]

open access: yes, 2001
Significant changes to the wettability characteristics of a common engineering carbon steel(EN8) were effected after high power diode laser (HPDL) surface treatment.
Lawrence, Jonathan, Li, Lin
core   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Three-Dimensional Impact Time and Angle Control Guidance Based on MPSP

open access: yesInternational Journal of Aerospace Engineering, 2019
A new nonlinear guidance law for air-to-ground missile cooperation attacks is proposed in this paper. This guidance law enables missiles with different initial conditions to attack targets simultaneously, and it can also precisely satisfy the terminal ...
Yang Li, Hao Zhou, Wanchun Chen
doaj   +1 more source

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