The article presents the results of numerical experiment using a hybrid approach of finite element method and system dynamics simulation of the overhead traveling crane in the case of lifting load. The aim of the analysis was to examine the impact of the load on the crane structure, while lifting the load and vibration measurements in selected areas of the structure. For this purpose were built and used FE model of the object and an example of the proposed phenomenological model of the hoisting mechanism of crane. The presented method is applicable when vibrations are becoming of interest in the desired location points on the structure, which allows to determine the dynamic properties of supporting structure of the crane at the stage of its construction, which in the end allows you to reduce the costs associated with research on the manufactured experimental objects. Depending on the degree of accuracy in representation of real object and the phenomenological and FE model, the calculation accuracy is obtained with a degree of more or less satisfactory, which is dependent on the desired results and application. This method is characterized by two defects, time-consuming calculations because of the need for a very large number of calculation steps in FEA and high accuracy of modeling depending on both the FEM and rigid mass model to the results of the calculations. The problem may occur in the case of complex structures, where is a need to determine the phenomenological model parameters, such as the replacement mass, stiffness and damping.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Hybrid analysis of vibration of the overhead travelling crane


    Beteiligte:


    Erscheinungsdatum :

    2014



    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Elektronische Ressource


    Sprache :

    Unbekannt




    OVERHEAD TRAVELLING CRANE

    DOWY LUTZ | Europäisches Patentamt | 2019

    Freier Zugriff

    Overhead travelling crane

    DOWY LUTZ | Europäisches Patentamt | 2020

    Freier Zugriff

    Overhead travelling crane

    QIN XIAOFENG | Europäisches Patentamt | 2020

    Freier Zugriff

    OVERHEAD TRAVELLING CRANE AND OVERHEAD TRAVELLING CRANE FAULT PROCESSING SYSTEM

    ZHUO FEI | Europäisches Patentamt | 2022

    Freier Zugriff

    OVERHEAD TRAVELLING CRANE ASSEMBLY

    JAYADEVA BHARATH / KUMAR MITHILESH | Europäisches Patentamt | 2020

    Freier Zugriff