A maintenance assistance method for assisting the maintenance of a metal cable (32) of a hoisting or transporting device (1), the metal cable forming a closed loop and cooperating with a re-tensioning system (4), the maintenance assistance method implementing the following steps: supervising the re-tensioning operation of the metal cable by means of the re-tensioning system; determining an elongation value of the metal cable for each re-tensioning operation of the metal cable; estimating a total elongation value of the metal cable corresponding to a sum of the elongation values of the metal cable determined after each re-tensioning operation; a damage index of the metal cable is determined as a function of the total elongation value.

    一种用于辅助维护吊运或运输设备(1)的金属缆绳(32)的维护辅助方法,所述金属缆绳为形成闭合回路并与再张紧系统(4)配合的金属缆绳,所述维护辅助方法实施以下步骤:通过所述再张紧系统监督所述金属缆绳的再张紧操作;对于金属缆绳的每次再张紧操作,确定金属缆绳的伸长值;估算金属缆绳的总伸长值,其对应于每次再张紧操作后确定的金属缆绳的伸长值的总和;确定金属缆绳的损伤指数,作为总伸长值的函数。


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    Title :

    Method for assisting maintenance of metal cable of hoisting or transporting device


    Additional title:

    用于辅助维护吊运或运输设备的金属缆绳的方法


    Contributors:

    Publication date :

    2022-09-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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