Results 51 to 60 of about 125,042 (305)

A modified sliding mode controller based on fuzzy logic to control the longitudinal dynamics of the autonomous vehicle

open access: yesResults in Engineering
This article delves into the intricate world of controlling the longitudinal dynamics of autonomous vehicles. In the first part, we studied two distinct controllers: the Super Twisting Sliding Mode Control and its modified version enriched with the ...
Rachid Alika   +2 more
doaj   +1 more source

The Future of Hydrogen‐Powered Aviation: Technologies, Challenges, and a Strategic Roadmap for Sustainable Decarbonization

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
Hydrogen‐powered aviation offers a transformative pathway to zero‐emission flight by eliminating in‐flight CO2 emissions. Key considerations include propulsion systems (fuel cells and hydrogen combustion), cryogenic storage and insulation challenges, infrastructure and cost barriers, and supply‐chain constraints.
Mubasshira   +4 more
wiley   +1 more source

First Observations about Response Times and Connectivity in a Vehicles Platooning Experiment

open access: yesFindings, 2021
A key question about cooperative vehicle longitudinal control is reactivity, which determines the future of road safety, and capacity. In adaptive cruise control (ACC), the controller adapts the speed of the vehicle to its immediate leader’s speed ...
Elsa Lanaud   +2 more
doaj   +1 more source

Adaptive Cruise Control Based on Real-Time DDS Middleware

open access: yesIEEE Access, 2023
This paper discusses the Adaptive Cruise Control (ACC) system, which is a solution that allows drivers to minimize the amount of time spent driving. It supports four different driving modes and regulates the acceleration and deceleration of the car in ...
Basem Almadani   +2 more
doaj   +1 more source

Design of Optimum Torsionally Flexible PropRotors for Tilt-Body MAVs [PDF]

open access: yes, 2012
This paper presents a methodology to design the optimum proprotor for tilt-body microair-vehicles (TB-MAV) with efficient global propulsion system and long flight endurance in both cruise and hover modes.
Grondin, Gilles   +3 more
core   +3 more sources

Experimental Application of Hybrid Fractional-Order Adaptive Cruise Control at Low Speed [PDF]

open access: yesIEEE Transactions on Control Systems Technology, 2014
This brief deals with the design and experimen-tal application of a hybrid fractional adaptive cruise control (ACC) at low speeds. First, an improved fractional-order cruise control (CC) is presented for a commercial Citroën C3 prototype—which has automatic driving capabilities—at low speeds, which considers a hybrid model of the vehicle. The quadratic
Hosseinnia, Hassan   +4 more
openaire   +2 more sources

Poly(vinylidene Fluoride)‐Based Ferroelectric Polymers for Electromechanical Transduction: A Systematic Review of Materials and Actuators

open access: yesAdvanced Intelligent Systems, EarlyView.
Poly(vinylidene fluoride) (PVDF)‐based ferroelectric materials exhibit high strains, energy densities and coupling efficiencies, appealing for diverse applications requiring smart material actuators. This work reviews electromechanical transduction in PVDF‐based polymers and their modifications, implementation in actuators, and functional devices ...
Giulio Gallucci, Andres Hunt
wiley   +1 more source

Evaluation of Cruise Control Systems: A Comparative Study of Fuzzy Logic, Linear, and Nonlinear Controllers

open access: yesTikrit Journal of Engineering Sciences
   Cruise control systems are an essential component in the field of mechatronics, designed to maintain a vehicle's speed at a predetermined rate.
Ivan I. Gorial
doaj   +1 more source

Design Challenges to Expand the Functionality of Drones: Deformable Rotorcraft and Nature‐Inspired Flapping Drones

open access: yesAdvanced Intelligent Systems, EarlyView.
This review systematically analyzes deformable drones, including extendable, foldable, and tilting configurations, along with nature‐inspired flapping rotorcraft. By classifying deformation principles and structural mechanisms, design trade‐offs, functional capabilities, and future development potential are highlighted.
Ju‐Hee Lee   +9 more
wiley   +1 more source

Optimizing Route and Speed under the Sulfur Emission Control Areas for a Cruise Liner: A New Strategy Considering Route Competitiveness and Low Carbon

open access: yesMathematics
In order to reduce pollution caused by ship emissions, the International Maritime Organization (IMO) implemented sulfur emission control areas (SECAs).
Liling Huang, Yong Tan, Xiongping Yue
doaj   +1 more source

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