Manufacturing apparatus and method for floating structures

JP7872153B2Active Publication Date: 2026-06-09SHIMIZU CORP

Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
SHIMIZU CORP
Filing Date
2022-03-22
Publication Date
2026-06-09

AI Technical Summary

Benefits of technology

【0009】 本発明に係る浮体構造物の製造装置によれば、浮体構造物を製作する製作区域に隣接して設けられ、製作した前記浮体構造物を配置可能な床部からなる第一領域と、前記第一領域に隣接して設けられ、前記第一領域の前記床部の高さよりも低い床部からなる第二領域と、前記第二領域と外部水域との間に設けられる水門と、前記第一領域および前記第二領域の水位を調節する水位調節装置とを備える製造装置であって、前記水門を閉じた状態で、前記第一領域の水位を調節することにより前記第一領域の前記浮体構造物を浮かせてから、前記第二領域に移動させた後、前記第二領域の水位を前記外部水域の水位と同じになるように調節してから、前記水門を開き、前記第二領域の前記浮体構造物を前記外部水域に向けて曳航可能にするので、複数の浮体構造物の製作と進水を継続的に行うことが可能となり、浮体構造物の大量生産が容易になるという効果を奏する。

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Abstract

To provide a device and a method for manufacturing a floating body structure, which can continuously carry out manufacturing and launching of a plurality of floating body structures.SOLUTION: A floating body structure C in a first region 1 is caused to float by adjusting a water level WL in the first region 1 in a state where a water gate 28 is closed, and moved to a second region 2. Then, a water level WL in the second region 2 is adjusted to be equal to a water level WL0 in an external water region 12, and then the water gate 28 is opened to enable the floating body structure C in the second region 2 to be towed toward the external water region 12.SELECTED DRAWING: Figure 1
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Claims

1. A manufacturing apparatus equipped with facilities used in a slipform construction method to enable mass production of the floating structures, comprising: a first area provided adjacent to a manufacturing area for producing concrete floating structures for offshore wind power generation via a gate, and consisting of a floor area on which the manufactured floating structures can be placed; a second area provided adjacent to the first area and consisting of a floor area lower than the height of the floor area of ​​the first area; a sluice gate provided between the second area and the external water area; a moving device for moving the manufactured floating structures from the manufacturing area to the first area; and a water level adjustment device for adjusting the water levels of the first and second areas, wherein the apparatus is equipped with facilities used in a slipform construction method to enable mass production of the floating structures. The gate consists of a pair of sliding gates that can move in the left-right direction. When the sliding gates are open, the manufacturing area and the first area are in communication, and when the sliding gates are closed, the manufacturing area and the first area are separated. The aforementioned sluice gate is composed of a flap-type gate. When the flap-type gate is open, the external water area and the second area become connected, and when the flap-type gate is closed, the external water area and the second area become separated. A floating structure manufacturing apparatus characterized in that, with the flap-type gate closed, the floating structure in the first region is floated by adjusting the water level in the first region, then moved to the second region, the water level in the second region is adjusted to be the same as the water level in the external water area, and then the flap-type gate is opened, making the floating structure in the second region towable toward the external water area, thereby enabling the continuous fabrication of the floating structure and its launch toward the external water area.

2. A method for manufacturing a floating structure using equipment used in a slipform construction method to enable mass production of the floating structure, comprising: a first area provided adjacent to a manufacturing area for producing a concrete floating structure for offshore wind power generation via a gate, and consisting of a floor area on which the manufactured floating structure can be placed; a second area provided adjacent to the first area, and consisting of a floor area lower than the height of the floor area of ​​the first area; a sluice gate provided between the second area and the outer water area; a moving device for moving the manufactured floating structure from the manufacturing area to the first area; a water level adjustment device for adjusting the water levels of the first and second areas; and equipment used in a slipform construction method to enable mass production of the floating structure. The gate consists of a pair of sliding gates that can move in the left-right direction. When the sliding gates are open, the manufacturing area and the first area are in communication, and when the sliding gates are closed, the manufacturing area and the first area are separated. The aforementioned sluice gate is composed of a flap-type gate. When the flap-type gate is open, the external water area and the second area become connected, and when the flap-type gate is closed, the external water area and the second area become separated. A method for manufacturing a floating structure, comprising the steps of: adjusting the water level of the first region with the flap-type gate closed to float the floating structure in the first region; moving the floating structure from the first region to the second region; adjusting the water level of the second region to be the same as the water level of the external water area, and then opening the flap-type gate to enable the floating structure in the second region to be towed toward the external water area, characterized in that the manufacturing of the floating structure and launching into the external water area can be carried out continuously.