SYSTEM AND METHOD OF EXECUTING AN UNDERWATER WELL DRILLING PROGRAM IN THE BED OF A BODY OF WATER, AND AUXILIARY FLOATING UNIT
    141.
    发明申请
    SYSTEM AND METHOD OF EXECUTING AN UNDERWATER WELL DRILLING PROGRAM IN THE BED OF A BODY OF WATER, AND AUXILIARY FLOATING UNIT 有权
    在水体床上执行井下钻井方案的系统和方法,以及辅助浮动装置

    公开(公告)号:US20140326503A1

    公开(公告)日:2014-11-06

    申请号:US14358544

    申请日:2012-11-23

    Applicant: SAIPEM S.p.A.

    CPC classification number: E21B7/128 E02B17/021 E02B2017/006 E02B2017/0082

    Abstract: A system configured to execute an underwater well drilling program in the bed of a body of water has a jack-up having a floating structure and a drilling installation supported on the floating structure; and an auxiliary floating unit connectable selectively to the jack-up to enable transfer of the jack-up over the body of water, even in very shallow water.

    Abstract translation: 构造成在水体床中执行水下钻井程序的系统具有浮动结构的自升式和支撑在浮动结构上的钻井设备; 以及辅助浮动单元,其可选择性地连接到自升式起重器,以使自升式机构能够在水体上传递,即使在非常浅的水中。

    METHOD AND VESSEL FOR LAYING A PIPELINE
    142.
    发明申请
    METHOD AND VESSEL FOR LAYING A PIPELINE 有权
    用于铺设管道的方法和船

    公开(公告)号:US20140321920A1

    公开(公告)日:2014-10-30

    申请号:US14363529

    申请日:2012-12-07

    Applicant: SAIPEM S.p.A.

    CPC classification number: F16L1/18 B63B35/03 F16L1/225

    Abstract: A stinger extends away from an end of a vessel, and a pipeline passes over the stinger as the pipeline is laid from the vessel. The inclination of the pipeline increases as the pipeline passes along the stinger and after leaving the stinger until the pipeline reaches an inflection point beyond the end of the stinger at which inclination is at a maximum. Inclination of the pipeline thereafter reduces until the pipeline touches down on the seabed. A method of S-laying the pipeline includes providing guides on the stinger that limit lateral movement of the pipeline relative to the stinger and moving the vessel and the stinger during S-laying to an orientation in which the longitudinal axis of the stinger is inclined to the path of the pipeline just laid. The vessel and the stinger are rotated about a vertical axis passing through or adjacent to the inflection point.

    Abstract translation: 管柱从船的末端延伸出来,当管道从容器中铺设时,管道越过托管架。 管道的倾斜度随着管道沿支架传播并且离开托管架之后增加,直到管线到达倾斜度最大的托管架末端之外的拐点。 此后管道的倾斜减少,直到管道接触到海底。 铺设管道的方法包括提供托管架上的引导件,其限制管道相对于托管架的横向移动,并且在铺设期间将容器和托管架移动到托管架的纵向轴线倾向于 管道的路径刚刚铺设。 容器和托架围绕通过或邻近拐点的垂直轴旋转。

    OFF SHORE RIGID STEEL RISER TERMINATION AND FIXATION SYSTEM TO FLOATING PRODUCTION STORAGE OFFLOADING (FPSO) VESSEL

    公开(公告)号:US20240229577A1

    公开(公告)日:2024-07-11

    申请号:US18560351

    申请日:2022-04-07

    Applicant: SAIPEM S.P.A.

    CPC classification number: E21B19/004 E21B17/085 E21B43/0107

    Abstract: A riser termination connects a steel riser duct to an I-tube or J-tube connecting interface of a floating unit, and includes an upper hang off portion, lower coupling adapter, steel termination conduit having an upper conduit end connected to the upper hang off portion and a lower conduit end connected to the steel riser duct. The termination conduit extends axially slidable through the coupling adapter. A circular cylindrical bearing seat is formed inside the coupling adapter and defines a bearing seat diameter, a bearing body having a bearing body diameter and protruding outward from the termination conduit inside the bearing seat. The bearing body diameter is smaller than the bearing seat diameter. A gap between the bearing body and the bearing seat allows relative sliding and rotation. The termination conduit includes a variable cross-section conduit portion having a diameter and wall thickness decreasing from the bearing body.

    Anti-collision system and method
    145.
    发明授权

    公开(公告)号:US12031390B2

    公开(公告)日:2024-07-09

    申请号:US17055246

    申请日:2019-05-09

    Applicant: SAIPEM S.P.A.

    CPC classification number: E21B19/002 F16P3/147 G01S13/58 G01S13/93

    Abstract: An anti-collision method includes storing information on a current position of at least one vehicle within a target work volume, scanning the target work volume by a radiofrequency radiation signal to detect the presence of at least one human operator within the target work volume, determining the current position of the at least one human operator within the target work volume, comparing the current position of the at least one human operator with the current position of the at least one vehicle, and, if the current position of the at least one human operator at least partially overlaps the current position of the at least one vehicle, activating at least one safety device.

    Method and system for laying a pipeline on the bed of a body of water

    公开(公告)号:US11578817B2

    公开(公告)日:2023-02-14

    申请号:US17275564

    申请日:2019-09-17

    Applicant: SAIPEM S.p.A.

    Inventor: Mauro Pigliapoco

    Abstract: A method for laying a pipeline on the bed of a body of water comprises assembling a pipeline on a laying vessel; launching the pipeline from the laying vessel; identifying a zone of the bed of the body of water that causes stresses greater than a threshold value determined for the pipeline; progressively laying the pipeline on the bed of the body of water by advancing the laying vessel; and making, through controlled plastic deformation, at least one curved section along the pipeline with a curvature concordant with the curvature assumed by the pipeline in proximity to said zone, when the pipeline is at least partly laid on the bed of the body of water and partly suspended with respect to the bed of the body of water in proximity to said zone.

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