Results 61 to 70 of about 474 (157)

A Review of Floating Photovoltaic Systems: Prospects, Challenges, and Sustainability Considerations

open access: yesGlobal Challenges, Volume 10, Issue 2, February 2026.
This review synthesizes recent advances in floating photovoltaic (FPV) systems by integrating technology classification, engineering design, aquatic ecosystem interactions, and sustainability assessment. The image illustrates the conceptual framework linking FPV configurations, mooring strategies, thermal and ecological effects, and life cycle outcomes,
Moslema Hoque Oeishee   +1 more
wiley   +1 more source

Directional Response and Strength Assessment of Truss-Type Legs for a Wind Turbine Installation Vessel Under Crane Angles and Wave Loads

open access: yesJournal of Marine Science and Engineering
With the rapid development of offshore wind energy toward deep water, the structural safety of truss-type legs for jack-up wind turbine installation vessels (WTIVs) under complex operational and environmental loads has become a key concern.
Jianhong Wang   +4 more
doaj   +1 more source

Behaviour of Steel Ropes in Multi-Sheave Systems of Tower Crane Hositing Mechanisms

open access: yesManagement Systems in Production Engineering
This article discusses issues related to tower cranes, a group of lifting machines used in the construction industry. Vertical transport on a building site is of paramount importance, accounting for approximately 50% of all construction works. Currently,
Midor Łukasz   +3 more
doaj   +1 more source

Developing an advanced safety device for bridge-type cranes

open access: yesВестник СибАДИ
Introduction. Experimentally revealed disadvantages of domestic complex safety devices in the part of load capacity limitation and parameters registration are described.
A. N. Nazarov, S. D. Ivanov
doaj   +1 more source

Development and Application of Small Object Visual Recognition Algorithm in Assisting Safety Management of Tower Cranes

open access: yesBuildings
This study presents a novel video-based risk assessment and safety management technique aimed at mitigating the risk of falling objects during tower crane lifting operations.
Xiao Sun   +4 more
doaj   +1 more source

起重机6自由度IRPMs柔索牵引并联机构绳索特性及运动轨迹规划

open access: yesJixie chuandong, 2014
Aiming at the problem of the crane 6-DOF IRPMs flexible rope traction parallel mechanism rope characteristics and motion trajectory planning in the process of running,the kinematics model of 6-DOF parallel flexible rope traction parallel mechanism is ...
张宏阁, 周伟
doaj  

Justification of the criterion for dynamic optimization of elastic systems (ropes) of load-lifting cranes mechanisms during forward motion

open access: yesGіrnichі, budіvelnі, dorozhnі ta melіorativnі mashini, 2018
The proposed criterion for dynamically optimizing the elastic system (ropes) of load-lifting mechanisms of cranes with translational motion, which minimizes the dynamic coefficient. The laws of motion of the elements of the lifting mechanism of the crane, in which the specified criterion can be realized, is established.
Yuriy Chovnyuk   +2 more
openaire   +3 more sources

Investigation of dynamic loads in the lifting mechanism of gantry cranes «SOKIL »

open access: yesHerald of the Odessa National Maritime University
In this paper, we study the dynamic loads acting on the ropes of the SOKIL portal crane lifting drive during the overload of forest logs according to the «warehouse-ship» scheme in a river port. An electrotensometric method was used to analyze the nature of changes in dynamic forces in the drive elements.
openaire   +1 more source

Design Optimization of Knuckle Joint Crane Lifting Mechanism by Using Particle Swarm Optimization

open access: yesOsmaniye Korkut Ata Üniversitesi Fen Bilimleri Enstitüsü Dergisi
Mobile cranes are specialized machines designed for lifting and moving heavy loads. They feature either a wheeled or tracked chassis and are widely used in industries such as construction, heavy manufacturing, energy, and maritime operations. These cranes utilize hydraulic systems and mechanical forces to lift objects from elevated or confined spaces ...
Ömer Şahin   +3 more
openaire   +1 more source

Dynamic analysis of the joint movement of derricking mechanism and lifting mechanism of a load during a steady-state turn of a jib crane

open access: yesStrength of Materials and Theory of Structures
Increasing the productivity of jib cranes is an urgent problem of improving their operation. Combining the work of separate mechanisms is one of the ways to increase the productivity of jib cranes. The aim of the study is to build a mathematical model and conduct a dynamic analysis of the crane jib system with simultaneous operation of the derricking ...
Viacheslav Loveikin   +4 more
openaire   +3 more sources

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