Results 11 to 20 of about 1,820,935 (294)

A New Geodetic Method of Examination of Geometrical Conditions of a Crane Bridge

open access: yesGeosciences, 2019
Safety is one of the key aspects related to crane-based material transport. In order to ensure safe crane operation and material transport, it is necessary to meet certain geometrical conditions.
Daria Filipiak-Kowszyk   +2 more
doaj   +2 more sources

Application of Segmented and Prestressed Supporting Structures in Bridge Crane Systems: Potentials and Challenges

open access: yesApplied System Innovation, 2023
In this paper, an alternative design approach to the construction of bridge crane systems is analyzed with respect to the potentials and challenges of use based on two possible construction methods.
Jan Oellerich, Keno Jann Büscher
doaj   +2 more sources

Simulation-Based Optimization of Crane Lifting Position and Capacity Using a Construction Digital Twin for Prefabricated Bridge Deck Assembly

open access: yesBuildings
The growing adoption of off-site construction methods has increased the critical role of mobile cranes within the construction sector. This study develops a Construction Digital Twin (CDT) framework to optimize crane lifting positions and capacities for ...
Dae-Ho Jang   +3 more
doaj   +2 more sources

Lamina-Lifting Suspension Modification in Bridge Crane Technique in Treatment of Severe Thoracic Ossification of the Ligamentum Flavum (TOLF). [PDF]

open access: yesMed Sci Monit, 2023
Background The aim of this study was to investigate the effectiveness and potential complications of combining a lamina-lifting suspension system with the bridge crane technique in treating thoracic ossification of the ligamentum flavum (TOLF) with ...
Zhang Y   +5 more
europepmc   +2 more sources

Modeling the Dynamic Loads Affecting a Bridge Crane during Start-Up

open access: yesAdvanced Engineering Research
Introduction. The dynamic loads during the start-up of a bridge crane can cause excessive stress in the structure and components, leading to potential safety hazards and increased wear and tear.
I. R. Antipas
doaj   +2 more sources

Overview of Bridge Crane Control

open access: yesInternational Journal of Mechanical and Electrical Engineering
This paper summarizes the research hotspot of underactuated mechanical system in nonlinear control field, and emphasizes its wide application in practical engineering, including space vehicle, inverted pendulum and navigation system. The Chinese government has supported the construction crane industry through a series of policies and regulations ...
Dan Lu, Fei Tan
openaire   +2 more sources

The Prescribed-Time Sliding Mode Control for Underactuated Bridge Crane [PDF]

open access: yesElectronics
In this article, a prescribed-time sliding mode controller is proposed for the design of the positioning and anti-swing time of the underactuated bridge crane under different initial conditions. Compared with the existing crane positioning and anti-swing
Yin’an Feng, Hao Zhang, Chan Gu
semanticscholar   +2 more sources

STUDY OF LIGHTWEIGHT DESIGN ON GIRDER OF BRIDGE CRANE [PDF]

open access: yesJixie qiangdu, 2015
Lightweight design on bridge crane exist the following problems by ANSYS: Mostly using static indicators as a design criterion,ignoring the dynamic performance; the whole process takes a long time; and the parameters optimized often should be rounded ...
TANG Hui   +3 more
doaj   +2 more sources

Study on bridge structure of bridge crane [PDF]

open access: yesProceedings of the 5th International Conference on Civil Engineering and Transportation 2015, 2015
In this paper, the large finite element analysis software - ANSYS is used to create the model of bridge-crane frame structure. Using ANSYS, we established bridge-crane frame structure of finite element model. Creates the stress and stiffness analysis under different conditions using the ANSYS models created before, obtains the maximum deformation and ...
Hua-Liang Wu, Hai-Ying Li
openaire   +1 more source

Data-Driven Model-Free Adaptive Positioning and Anti-Swing Control for Bridge Cranes

open access: yesIEEE Access, 2023
In the positioning and anti-swing control of bridge crane, a model-free adaptive control (MFAC) based on data-driven is proposed in order to eliminate the dependence of controller design on the model and the influence of unmodeled dynamics and uncertain ...
Xuejuan Shao   +6 more
doaj   +1 more source

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