Results 11 to 20 of about 4,034 (251)

Berth Allocation and Crane Assignment Problem in Continuous Berth Containers Vessels Terminals [PDF]

open access: yesPort Said Engineering Research Journal, 2022
This research addresses the problem of optimizing simultaneously the container vessels berthing schedule and quay cranes assignment for each berthed container vessel.
Abir Hussein   +2 more
doaj   +1 more source

Adjunctive Use of Intravenous Antibiotic Regional Limb Perfusion in Three Cranes with Distal Limb Infections

open access: yesAnimals, 2021
Pododermatitis and wing lesions are commonly reported issues in captive crane species. Regional limb perfusion has been used as a treatment for distal limb infections in several avian species, as systemic antibiotic therapy is often prolonged and ...
Gail L. Huckins   +2 more
doaj   +1 more source

Safety Distance Identification for Crane Drivers Based on Mask R-CNN

open access: yesSensors, 2019
Tower cranes are the most commonly used large-scale equipment on construction site. Because workers can’t always pay attention to the environment at the top of the head, it is often difficult to avoid accidents when heavy objects fall.
Zhen Yang   +5 more
doaj   +1 more source

Dynamic characteristics analysis and dual motor synchronous control of hydraulic lifting system for large cranes

open access: yesThe Journal of Engineering, 2018
The hydraulic lifting system is the key part of the crane. A sliding mode control method based on the cerebella neural network is proposed to solve the problem that the robustness of the traditional control method is poor in view of the problem of the ...
Lan Wu   +3 more
doaj   +1 more source

Considerations on Loads Transmitted By the Bridge Inspection Installation on Support Structures

open access: yesRomanian Journal of Transport Infrastructure, 2021
The inspection of bridges is an essential activity to maintain the viability and safe operation of these structures. The inspection process shall be carried out by visual means using special equipment called bridge inspector.
Sescu-Gal Cristina   +2 more
doaj   +1 more source

Slewing Port Jib Cranes

open access: yesPromet (Zagreb), 2002
The paper presents slewing port cra11es with a luffing jib.The advantages of slewing port jib cranes are high lifting capacities,high speeds of re-loading and excellent mobility since theyare capable of load lifting, travelling, luffing and slewing ...
Boris Visočnik, Stojan Kravanja
doaj   +1 more source

Pareto analysis application in research of crane related accidents [PDF]

open access: yesTehnika, 2020
Previous research show that the safety aspects of cranes are not well researched. So, the first aim of this research is to collect and analyze data about crane related accidents that took a place between 1985 and 2018 in 71 countries worldwide with the ...
Brkić Aleksandar Đ.   +3 more
doaj  

Anti-shake positioning algorithm of bridge crane based on phase plane analysis

open access: yesThe Journal of Engineering, 2019
In this study, the dynamic model of bridge crane system is established based on Lagrange equation. The transfer function of crane running system is derived.
Yuxuan Zhu   +5 more
doaj   +1 more source

Parameters and control optimisation of hybrid vehicle based on simulation model

open access: yesThe Journal of Engineering, 2018
It is generally difficult to obtain accurate optimisation functions during parameters matching and optimisation process of the hybrid system, especially in the optimisation variable field containing both a continuous set and a discontinuous set and when ...
Jiayi Wang   +4 more
doaj   +1 more source

Moving loads in structural dynamics of cranes: Bridging the gap between theoretical and practical researches [PDF]

open access: yesFME Transactions, 2013
The moving load problem is one of the fundamental problems in structural dynamics. A lot of work has been reported during more than a century ago dealing with the dynamic response of structures at first in the field of transportation such as railway ...
Zrnić Nenad   +3 more
doaj  

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