Results 51 to 60 of about 29,044 (285)

Sea area full-coverage path planning for unmanned surface vehicleconsidering maneuvering constraints

open access: yesZhongguo Jianchuan Yanjiu
ObjectiveTo overcome the dynamic constraints faced by an unmanned surface vehicle (USV) in sea area coverage tasks, a coverage path planning scheme is constructed that considers the motion characteristics of USVs.
Ning WANG, Huihui WU, Yuhang ZHANG
doaj   +1 more source

Research on an Intelligent Agricultural Machinery Unmanned Driving System

open access: yesAgriculture, 2023
Intelligent agricultural machinery refers to machinery that can independently complete tasks in the field, which has great significance for the transformation of agricultural modernization.
Haoling Ren   +4 more
doaj   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

Research on obstacle avoidance path planning of UAV in complex environments based on improved Bézier curve

open access: yesScientific Reports, 2023
Obstacle avoidance path planning is considered an essential requirement for unmanned aerial vehicle (UAV) to reach its designated mission area and perform its tasks.
Zhihao Zhang, Xiaodong Liu, Boyu Feng
doaj   +1 more source

A Knowledge‐Based Approach for Understanding and Managing Additive Manufacturing Data

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing processes generate a large amount of data. Effectively managing, understanding, and retrieving information from this data remains a major challenge. Therefore, we propose an ontology‐based approach to integrate heterogeneous data, enable semantic queries, and support decision‐making.
Mina Abd Nikooie Pour   +5 more
wiley   +1 more source

An Improved Multi-UAV Area Coverage Path Planning Approach Based on Deep Q-Networks

open access: yesApplied Sciences
Multi-UAV area coverage path planning is a challenging and important task in the field of multi-robots. To achieve efficient and complete coverage in grid-based environments with obstacles and complex boundaries, a multi-UAV area coverage path planning ...
Jianjun Ni   +3 more
doaj   +1 more source

Overview of unmanned surface vessel coverage path planning techniques

open access: yes, 2021
With the rapid development of communication technology, sensors and artificial intelligence, unmanned surface vessel have made a breakthrough technology, which has attracted more and more attention at home and abroad in recent years.
Xue, Shuai   +4 more
core  

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Optimal field coverage path planning on 2D and 3D surfaces

open access: yes, 2009
With the rapid adoption of automatic guidance systems, automated path planning has great potential to further optimize field operations. Field operations should be done in a manner that minimizes time, travel over field surfaces and is coordinated with ...
Jin, Jian
core   +1 more source

Tailoring Functional Properties of Ti–Ni–Cu Shape Memory Alloy Thin Films for MEMS Actuators

open access: yesAdvanced Engineering Materials, EarlyView.
A comprehensive study of critical parameters required to develop well‐performing Ti–Ni–Cu thin film shape memory alloy microactuators is provided. Materials science and device integration aspects are integrated by addressing structural and physical relationships using complementary characterization techniques as well as a practical fabrication solution
Elaheh Akbarnejad   +6 more
wiley   +1 more source

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