The invention provides a fine in-place operation method for a self-elevating platform in an in-place limited area, which comprises the following steps of: 1, enabling the self-elevating platform to reach an initial in-place position under the traction of a main tugboat, and adjusting the heading direction to be opposite to the in-place limited area; step 2, piling the pile legs of the self-elevating platform for the first time, and anchoring for the first time; 3, the pile leg is lifted away from the mud surface, and the distance between the bottom of the pile leg and the mud surface is 2 m or above; 4, the two front anchors are released, the two rear anchors are retracted, and the self-elevating platform is moved into the in-place limited area under the traction of the main tugboat; 5, the self-elevating platform is moved to a second in-place position under the traction of the main tugboat; according to the fine in-place operation method for the self-elevating platform in the in-place limited area, the fine in-place operation of the self-elevating platform can be safely completed in the in-place limited area, and the safety of underwater facilities in the in-place limited area is guaranteed.

    本发明创造提供了一种就位受限区域自升式平台精就位作业方法,包括步骤1,自升式平台在主拖船的牵引下到达初就位位置,并调整艏向至背向所述就位受限区域;步骤2,所述自升式平台的桩腿第一次点桩,并进行首次抛锚;步骤3,所述桩腿提离泥面,使所述桩腿底部距离泥面2米以上;步骤4,两个所述前锚放锚,两个所述后锚收锚,在主拖船的牵引下使所述自升式平台移位至所述就位受限区域内;步骤5,在主拖船的牵引下将自升式平台移位至第二就位位置;本发明创造所述的本发明创造旨在提出一种就位受限区域自升式平台精就位作业方法,该方法有助于自升式平台在就位受限区域安全完成精就位作业,保障就位受限区域内的水下设施安全。


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    Title :

    Precise in-place operation method for self-elevating platform in in-place limited area


    Additional title:

    一种就位受限区域自升式平台精就位作业方法


    Contributors:

    Publication date :

    2023-08-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



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