Results 41 to 50 of about 34,402 (164)

Driving risk assessment and prevention strategies for autonomous vehicle in open-pits

open access: yesMeitan xuebao, 2023
Driving risk assessment and protection is the critical technology of unmanned transportation systems in open-pits. In order to warrant the safe operation of unmanned vehicles in open-pits, the Driving Security Model (DSM) based on the vehicle-road-cloud ...
Zhifa CHEN   +6 more
doaj   +1 more source

Belief State Planning for Autonomously Navigating Urban Intersections

open access: yes, 2017
Urban intersections represent a complex environment for autonomous vehicles with many sources of uncertainty. The vehicle must plan in a stochastic environment with potentially rapid changes in driver behavior. Providing an efficient strategy to navigate
Bouton, Maxime   +2 more
core   +1 more source

Power Management of a Plug-in Hybrid Electric Vehicle Based on Cycle Energy Estimation [PDF]

open access: yes, 2012
2012 Workshop on Engine and Powertrain Control,Simulation and ModelingThe International Federation of Automatic ControlRueil-Malmaison, France, October 23-25, 2012Plug-in Hybrid Electric Vehicles (PHEV) are being investigated in many research and ...
Bordons Alba, Carlos   +1 more
core   +1 more source

Divergence of the Chaotic Layer Width and Strong Acceleration of the Spatial Chaotic Transport in Periodic Systems Driven by an Adiabatic ac Force

open access: yes, 2005
We show for the first time that a {\it weak} perturbation in a Hamiltonian system may lead to an arbitrarily {\it wide} chaotic layer and {\it fast} chaotic transport.
A. Barone   +10 more
core   +1 more source

Evidence of New Magnetic Transitions in Late-Type Dwarfs from Gaia DR2 [PDF]

open access: yes, 2019
The second Gaia data release contains the identification of 147 535 low-mass ($\le 1.4 M_{\odot}$) rotational modulation variable candidates on (or close to) the main sequence, together with their rotation period and modulation amplitude.
Barnes, Sydney A.   +3 more
core   +2 more sources

Control Strategy of Hybrid Electric Vehicle

open access: yesJournal of Harbin University of Science and Technology, 2019
Regarding the problem of the short range of electric vehicles and the power allocation in hybrid power supply system,the logic threshold control strategy and fuzzy logic control strategy are proposed to study the hybrid power supply system,where the ...
ZHOU Mei-lan, LIU Zhan-hua, GUO Jin-mei
doaj   +1 more source

Electronic motor control system Patent [PDF]

open access: yes, 1964
Electronic circuit system for controlling electric motor ...
Thomas, H. N.
core   +1 more source

A Data Based Method Road Surface Parameters Estimation for Anti-Lock Braking System

open access: yesDiyala Journal of Engineering Sciences, 2022
Accurate road surface parameter identification is considered essential for selecting the appropriate controlling threshold in the Anti-lock Braking System (ABS) utilized in modern vehicles.
Ayad qays   +2 more
doaj   +1 more source

Collapse, outflows and fragmentation of massive, turbulent and magnetized prestellar barotropic cores [PDF]

open access: yes, 2011
Stars and more particularly massive stars, have a drastic impact on galaxy evolution. Yet the conditions in which they form and collapse are still not fully understood.
Commercon, B.   +6 more
core   +5 more sources

On a stochastic model for the spin-down of solar type stars

open access: yes, 2009
Modeling the rotation history of solar-type stars is still an unsolved problem in modern astrophysics. One of the main challenges is to explain the dispersion in the distribution of stellar rotation rate for young stars.
Bruno   +12 more
core   +1 more source

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