Results 71 to 80 of about 35,260 (224)

The controllability function method [PDF]

open access: yes, 2016
The paper is devoted to the control problem for the movement of an overhead crane with the use of a dynamic model in the form of "trolley - cargo" mechanical system and the driving force as a control parameter.
Los, Y., Okun, A. O.
core  

Optimizing the Substrate for Hypercube‐Based Neuroevolution of Augmented Topologies to Design Soft Actuators

open access: yesConcurrency and Computation: Practice and Experience, Volume 37, Issue 21-22, 25 September 2025.
ABSTRACT The characteristics of soft robots make them better candidates for applications such as healthcare, due to their enhanced safety, adaptability, and more natural human‐robot interaction compared to traditional counterparts. Different actuating systems have been proposed for soft robotics. On the other hand, since this technology is fairly young,
Hugo Alcaraz‐Herrera   +3 more
wiley   +1 more source

Design of microstrip patch antenna for IEEE 802.16-2004 applications [PDF]

open access: yes, 2011
This thesis presents microstrip patch antenna IEEE 802.16-2004 standards for microwave applications and WiMax. Narrow bandwidth (BW) is the main defect of microstrip patch antenna in wireless communication.
Al-Rawachy, Ehab Esam Dawood
core  

A Multi‐Mode Analytical Frequency Modulation Input‐Shaping Control

open access: yesInternational Journal of Mechanical System Dynamics, Volume 5, Issue 3, Page 415-425, September 2025.
ABSTRACT In rest‐to‐rest maneuvers, input shapers like the double step (DS), zero vibration (ZV), and zero vibration derivative (ZVD) are widely utilized to eliminate residual vibrations in single‐mode systems. These shapers can be used to eliminate residual oscillations in multimode systems, given that the higher frequencies are odd multiples of the ...
Khaled Alhazza
wiley   +1 more source

Developme of crack inspection method on crane runway girder using Sonic-IR

open access: yesNihon Kikai Gakkai ronbunshu, 2017
In recent study, active thermography has reached a high status as an easy and speedy defects inspection method in a NDT field. This paper newly proposes a remote and non-contact NDT method using a sonic-IR for detecting and evaluating of fatigue cracks ...
Daisuke IMANISHI   +2 more
doaj   +1 more source

An experimental study of the efficiency of optimal control for lifting machines [PDF]

open access: yes, 2019
The article is devoted to the synthesis of optimal speed performance control, in which the Pontryagin maximum principle and the phase-plane method are used to search for switching points of the relay control function.
Anishchenko, Galina   +4 more
core  

A Review of Technical Advances and Applications of Intelligent Inspection Robots in Structural Health Monitoring

open access: yesSmartBot, Volume 1, Issue 3, September 2025.
This review presents recent advances in intelligent inspection robots for structural health monitoring. It highlights key technologies in sensing, data processing, and fault localization, along with challenges and future directions. The aim is to support practical deployment and promote intelligent, efficient, and autonomous monitoring systems ...
Dongjie Li   +6 more
wiley   +1 more source

Identifying 3D key parameters of truck cranes for online overturning supervision in railway‐involved constructions

open access: yesComputer-Aided Civil and Infrastructure Engineering, Volume 40, Issue 23, Page 3812-3832, 19 September 2025.
Abstract Truck cranes overturning accidents pose significant safety risks of railway infrastructures and may result in severe structural damage, highlighting the need for overturning supervision systems. To address the challenges of online overturning supervision for truck cranes, the paper proposes a key parameter identification framework of truck ...
Wen Sun   +7 more
wiley   +1 more source

Recent Advances in Recycling of Copper‐Based Waste Materials: A Critical Review

open access: yescMat, Volume 2, Issue 2, June 2025.
ABSTRACT Copper plays a crucial role in the civilization of our lives. This review examines the flow of copper from the mining of ores to the end‐of‐life product, with particular emphasis on the recovery and re‐functionalization of copper and copper‐containing wastes. Beginning with the analysis of the global copper market, reserves, supply, and demand,
Rui‐Ting Zhan   +10 more
wiley   +1 more source

Not Just Cocreation: Exploring the Shifting Interaction Logics in Sustainable Innovation

open access: yesBusiness Strategy and the Environment, Volume 34, Issue 4, Page 5095-5113, May 2025.
ABSTRACT Sustainable innovations that address complex societal and environmental challenges require interactions between organisations. Yet previous research demonstrates that these interactions are not easy, and interactions themselves pose challenges.
Emma Perriton   +4 more
wiley   +1 more source

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