CN105059484B - It goes ashore on a kind of Large Offshore Structures operating type - Google Patents

It goes ashore on a kind of Large Offshore Structures operating type Download PDF

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Publication number
CN105059484B
CN105059484B CN201510486886.XA CN201510486886A CN105059484B CN 105059484 B CN105059484 B CN 105059484B CN 201510486886 A CN201510486886 A CN 201510486886A CN 105059484 B CN105059484 B CN 105059484B
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ship
marine
tail
ashore
ballast
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CN105059484A (en
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陈建涛
李伟
李遵伟
周忠海
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Shandong Ocean Instrument Technology Center Co.,Ltd.
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Shandong Province Oceanographic Instrumentation Technology Center
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Abstract

The invention discloses operating type of going ashore on a kind of Large Offshore Structures, including operation and the operation of going ashore of going on board;The main deck tail portion of ship used offers the groove that size is more than marine structure shape;For work flow of going on board for ship tail inclines, recycles marine structure, ship top-ups, operation of going ashore is the inverse process of operation of going on board.When the marine structure for operating same scale and weight, the present invention only need using small displacement ship can be achieved with Large Offshore Structures on go ashore, both risky operation of the crane ship using marine lifting operation mode had been avoided, semi-submerged ship has been in turn avoided and numerous ballast tanks is set and cause the hull space waste problem below the complete dive to the water surface of cargo deck.

Description

It goes ashore on a kind of Large Offshore Structures operating type
Technical field
The present invention relates to Large Offshore Structures marine transportation technical field, specifically a kind of Large Offshore Structures it is upper It goes ashore operating type.
Background technology
With the development of science and technology, various marine structures continue to bring out, and also more next in terms of size and weight More tend to maximize.Due to various, the construction and use of these marine structures are general not in same place, build End will transport marine structure.During the marine transportation of Large Offshore Structures, how to realize go on board and under Ship operation becomes one of transport key technology.There are mainly two types of the operating types gone ashore on existing Large Offshore Structures:Lifting Ship lifting method and semi-submerged ship lift mode.Since the scale and weight of Large Offshore Structures are very huge, both works Industry mode is required to that vessel displacement is big, ship type is plentiful, causes the drawbacks such as shipbuilding cost is high, the speed of a ship or plane is slow.
Invention content
The purpose of the present invention is to provide the operators that goes ashore on a kind of fast, low cost the Large Offshore Structures of transport Formula.
To achieve the above object, the present invention provides following technical solution:
It goes ashore on a kind of Large Offshore Structures operating type, the main deck tail portion of ship used offers size and is more than The groove of marine structure shape, it is described on go ashore operating type include below scheme:
(1) it goes on board and operates operation, idiographic flow is:
11) ship tail inclines:Ballast water is pumped to ship tail portion ballast tank by ballast pump, ship tail inclines, until ship Tail portion freeboard is not less than 0.005 times of ship load line captain, keeps the drinking water state, opens Ship Dynamic Positioning Systems Based;
12) marine structure is recycled:The towing gear of two sides of a ship is connected by the cable of two side of a ship of stern with marine structure on ship Connect, in indulge place towing gear by stern indulge place cable connect with marine structure, confirmation ship be located at ocean structure At above the direction of flow of object location, cable is slowly pulled, marine structure is pulled in groove;
13) ship top-ups:By the ballast water of ballast pump discharge tail portion ballast tank to outboard, ship top-ups, binding Marine structure completes marine structure and goes on board operation.
(2) it goes ashore operation, for the inverse process for operation of going on board, idiographic flow is:
21) ship tail inclines:The towing gear of two sides of a ship is connect by the cable of two side of a ship of stern with marine structure on ship, in indulge The towing gear at place is connect by indulging the cable at place in stern with marine structure, is released marine structure binding piece, is passed through pressure It carries water pump and pumps ballast water to ship tail portion ballast tank, ship tail inclines, until ship tail portion freeboard is not less than ship load line ship Long 0.005 times, at this time marine structure be in floating state, keep the drinking water state;
22) marine structure is laid:At confirming that ship is located above the direction of flow of ocean structure object location, slowly forward Ship is driven, while cable is unclasped by towing gear, until marine structure floating completely is at sea, releases marine structure Cable and be recycled on ship;
23) ship top-ups:By the ballast water of ballast pump discharge tail portion ballast tank to outboard, ship top-ups, and completes Marine structure is gone ashore operation.
As further embodiment of the present invention:The bottom of the groove is higher than ship waterline.
Compared with prior art, the beneficial effects of the invention are as follows:The present invention on ship tail portion deck by there are one opening up Size is more than the groove of the shape of marine structure, as long as ship tail inclines, you can by deck haulage gear by marine structure It is pulled to binding in groove and completes operation of going on board;Operation of going ashore be go on board operation inverse process and ship tail incline, lay ocean Works, you can operation of going ashore is completed by ship forward drive.When the marine structure for operating same scale and weight, this Invention only needs to go ashore on the ship realization Large Offshore Structures using small displacement, has both avoided Large Offshore Structures sea The risky operation of upper lifting (crane ship), in turn avoid setting numerous ballast tanks (semi-submerged ship) and under causing cargo deck completely The hull space waste problem dived to below the water surface.
Description of the drawings
Fig. 1 is the schematic diagram that ship tail portion deck opens up groove;
Fig. 2 is to adjust ballast water, the schematic diagram that ship tail inclines;
Fig. 3 is the schematic side view that Large Offshore Structures are pulled in groove by deck towing equipment;
Fig. 4 is the schematic top plan view that Large Offshore Structures are pulled in groove by deck towing equipment;
Fig. 5 is to adjust ballast water, the schematic side view that ship top-ups;
Fig. 6 is to adjust ballast water, the schematic top plan view that ship top-ups.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical solution in the embodiment of the present invention is clearly and completely described, Obviously, described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Based in the present invention Embodiment, those of ordinary skill in the art's all other embodiments obtained without making creative work, all Belong to the scope of protection of the invention.
Please refer to Fig.1~6, in the embodiment of the present invention, operating type of going ashore on a kind of Large Offshore Structures is tied first The specific shape for closing marine structure is designed ship main deck retaining groove form, the big Yu Haiyang knot of size of groove The shape of structure object, so that marine structure can smoothly enter, and bottom portion of groove (water balcony) is higher than ship waterline;On described Operating type of going ashore includes go on board operation and operation of going ashore.
The idiographic flow of operation of going on board is:
11) ship tail inclines:Ballast water is pumped to ship tail portion ballast tank by ballast pump, ship tail inclines, until ship Tail portion freeboard is not less than 0.005L (L is ship load line captain), keeps the drinking water state, opens Ship Dynamic Positioning Systems Based, As shown in Figure 2;
12) marine structure is recycled:Take certain measure so that on cable and ship of the marine structure by two side of a ship of stern The towing gear connection of two sides of a ship, the towing gear that marine structure indulges place by indulging the cable at place in stern in connect, confirm Ship slowly pulls cable, marine structure is pulled in groove, such as at being located above the direction of flow of ocean structure object location Shown in Fig. 3 and Fig. 4;
13) ship top-ups:By the ballast water of ballast pump discharge tail portion ballast tank to outboard, ship top-ups, binding Marine structure completes marine structure and goes on board operation, as shown in Figure 5 and Figure 6;
It goes ashore operation, for the inverse process for operation operation of going on board, idiographic flow is:
21) ship tail inclines:The towing gear of two sides of a ship is connect by the cable of two side of a ship of stern with marine structure on ship, in indulge The towing gear at place is connect by indulging the cable at place in stern with marine structure, is released marine structure binding piece, is passed through pressure It carries water pump and pumps ballast water to ship tail portion ballast tank, ship tail inclines, until ship tail portion freeboard is not less than ship load line ship Long 0.005 times, at this time marine structure be in floating state, keep the drinking water state;
22) marine structure is laid:At confirming that ship is located above the direction of flow of ocean structure object location, slowly forward Ship is driven, while cable is unclasped by towing gear, until marine structure floating completely at sea, takes certain measure solution It opens the cable of marine structure and is recycled on ship;
23) ship top-ups:By the ballast water of ballast pump discharge tail portion ballast tank to outboard, ship top-ups, and completes Marine structure is gone ashore operation.
The present invention by opened up on ship tail portion deck there are one size be more than marine structure shape groove, as long as Ship tail inclines, you can marine structure is pulled to binding in groove by deck haulage gear and completes operation of going on board;It goes ashore work Industry be go on board operation inverse process and ship tail incline, lay marine structure, you can pass through ship forward slowly drive complete It goes ashore operation.When the marine structure for operating same scale and weight, the present invention only need using small displacement ship just It can realize and go ashore on Large Offshore Structures, both avoid the risky operation of Large Offshore Structures sea lifting (crane ship), It in turn avoids setting numerous ballast tanks (semi-submerged ship) and causing the hull space wave below the complete dive to the water surface of cargo deck Take problem.
It is obvious to a person skilled in the art that the present invention is not limited to the details of above-mentioned exemplary embodiment, Er Qie In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Profit requirement rather than above description limit, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (2)

1. operating type of going ashore on a kind of Large Offshore Structures, the main deck tail portion of ship used offers size and is more than sea The groove of foreign works shape, which is characterized in that operating type of going ashore on described, including below scheme:
(1) it goes on board operation, idiographic flow is:
11) ship tail inclines:Ballast water is pumped to ship tail portion ballast tank by ballast pump, ship tail inclines, until ship tail portion Freeboard is not less than 0.005 times of ship load line captain, keeps the drinking water state, opens Ship Dynamic Positioning Systems Based;
12) marine structure is recycled:The towing gear of two sides of a ship is connect by the cable of two side of a ship of stern with marine structure on ship, in The towing gear at vertical place is connect by indulging the cable at place in stern with marine structure, confirms that ship is located at ocean structure object location Direction of flow above at, slowly pull cable, marine structure be pulled in groove;
13) ship top-ups:By the ballast water of ballast pump discharge tail portion ballast tank to outboard, ship top-ups, and binds ocean Works completes marine structure and goes on board operation;
(2) it goes ashore operation, for the inverse process for operation of going on board, idiographic flow is:
21) ship tail inclines:The towing gear of two sides of a ship is connect by the cable of two side of a ship of stern with marine structure on ship, in indulge place Towing gear is connect by indulging the cable at place in stern with marine structure, is released marine structure binding piece, is passed through ballast water Pumping send ballast water, and to ship tail portion ballast tank, ship tail inclines, until ship tail portion freeboard is not less than ship load line captain's 0.005 times, at this time marine structure be in floating state, keep the drinking water state;
22) marine structure is laid:At confirming that ship is located above the direction of flow of ocean structure object location, slow forward drive Ship, while cable is unclasped by towing gear, until marine structure floating completely at sea, releases the cable of marine structure Rope is simultaneously recycled on ship;
23) ship top-ups:By the ballast water of ballast pump discharge tail portion ballast tank to outboard, ship top-ups, and completes ocean Works is gone ashore operation.
2. operating type of going ashore on Large Offshore Structures according to claim 1, which is characterized in that the groove Bottom is higher than ship waterline.
CN201510486886.XA 2015-08-11 2015-08-11 It goes ashore on a kind of Large Offshore Structures operating type Active CN105059484B (en)

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GB2463697B (en) * 2008-09-22 2012-06-27 Technip France Method of locating a subsea structure for deployment
CN201358156Y (en) * 2009-03-06 2009-12-09 中国海洋石油总公司 Large ocean structure dragging device
CN103112553B (en) * 2013-02-04 2015-11-25 大连海事大学 The latent maintenance and repair ship of self-propulsion type half and using method
CN103910044B (en) * 2014-04-14 2016-08-17 大连理工大学 A kind of large-scale the floating structures semi-submersible type lifting platform and application process thereof

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Address after: No.28, Zhejiang Road, Shinan District, Qingdao City, Shandong Province

Patentee after: Shandong Ocean Instrument Technology Center Co.,Ltd.

Address before: No.28, Zhejiang Road, Shinan District, Qingdao City, Shandong Province

Patentee before: SHANDONG PROVINCE OCEANOGRAPHIC INSTRUMENTATION TECHNOLOGY CENTER