SEMI-SUBMERSIBLE PIPELAYING CRAFT

    公开(公告)号:AU3783978A

    公开(公告)日:1980-01-10

    申请号:AU3783978

    申请日:1978-07-07

    Applicant: SAIPEM SPA

    Abstract: A semi-submersible pipelaying watercraft is disclosed, which is particularly suitable for operating under particularly hostile marine environments, said watercraft comprising a composite ramp of special construction for launching the pipe to be laid, a system for determining the craft's position and a control system, governed by electronic computers for automatically positioning the craft. An internal inclinable ramp is coactively combined with an external ramp and the internal ramp is equipped with a locking system and with a displacing system, hydraulic controls being provided for moving both the internal and external ramps. The electronic computers are two and one of them makes the calculations for determining the design parameters, whereas the other computer receives the actual data provided by the several sensors mounted aboard and processes them.

    8.
    发明专利
    未知

    公开(公告)号:DE2831732A1

    公开(公告)日:1979-06-28

    申请号:DE2831732

    申请日:1978-07-19

    Applicant: SAIPEM SPA

    Abstract: A semi-submersible pipelaying watercraft is disclosed, which is particularly suitable for operating under particularly hostile marine environments, said watercraft comprising a composite ramp of special construction for launching the pipe to be laid, a system for determining the craft's position and a control system, governed by electronic computers for automatically positioning the craft. An internal inclinable ramp is coactively combined with an external ramp and the internal ramp is equipped with a locking system and with a displacing system, hydraulic controls being provided for moving both the internal and external ramps. The electronic computers are two and one of them makes the calculations for determining the design parameters, whereas the other computer receives the actual data provided by the several sensors mounted aboard and processes them.

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