CN107618626A - Improved deep water semi-submersible pipe laying crane ship - Google Patents

Improved deep water semi-submersible pipe laying crane ship Download PDF

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Publication number
CN107618626A
CN107618626A CN201710739302.4A CN201710739302A CN107618626A CN 107618626 A CN107618626 A CN 107618626A CN 201710739302 A CN201710739302 A CN 201710739302A CN 107618626 A CN107618626 A CN 107618626A
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CN
China
Prior art keywords
float
bow
pipe laying
main
floating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710739302.4A
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Chinese (zh)
Inventor
钟文军
何宁
彭小佳
张法富
蔡元浪
宋安科
杨宁
冯庆斌
赵建宇
方堃
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China National Offshore Oil Corp CNOOC
Offshore Oil Engineering Co Ltd
Original Assignee
China National Offshore Oil Corp CNOOC
Offshore Oil Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China National Offshore Oil Corp CNOOC, Offshore Oil Engineering Co Ltd filed Critical China National Offshore Oil Corp CNOOC
Priority to CN201710739302.4A priority Critical patent/CN107618626A/en
Publication of CN107618626A publication Critical patent/CN107618626A/en
Pending legal-status Critical Current

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Abstract

The present invention provides a kind of improved deep water semi-submersible pipe laying crane ship, and the main hull is made up of upper float, lower floating body and several columns for being arranged between lower floating body and upper float;Its improvements is:Upper float bow main deck is provided with two main loop wheel machines, and upper float stern sets life building, and J-type pipe laying tower is arranged in upper float close to the centre position of bow, and auxiliary cab is set in the middle part of upper float bow;The deck changing load of running working condition can be effectively improved;Hoisting operation and pipelaying work are non-interference;Ship from running working condition be changed into working condition when, hull position change is smaller, and ballast water adjustment demand is relative to be reduced, and carries tune more convenient;All propellers can use same model, make easy to operate;The buying and maintenance of equipment of standby redundancy are more convenient.

Description

Improved deep water semi-submersible pipe laying crane ship
Technical field
The present invention relates to pipe laying crane ship, more particularly to a kind of improved deep water semi-submersible lifting pipe laying vessel.
Background technology
Marine petroleum development in recent years is seted out to farther, deeper, worse deep-sea ocean block.Conventional marine work Extractable Heavy Metals transom window mouth of the journey ship ship type in marine site is smaller, it is difficult to completes oil-gas field development task.Deep water semi-submersible lifting pipe laying Ship can carry out a variety of ocean engineerings such as the lifting of J-Lay pipe layings, large structure under the conditions of severe deepwater environment Operation, it is the top engineer equipment of deep water hydrocarbon field exploitation.The ship type that deep water pipe laying crane ship uses at present has two kinds:It is conventional single Body ship and semi-submersible type ship type, semi-submersible type lifting pipe laying vessel because Water Plane it is smaller, seakeeping capacity is preferable, Extractable Heavy Metals transom window mouth compared with Greatly, it is more suitable for the severe sea conditions in deep-sea.
Existing semi-submersible type lifting pipe laying vessel is all that life building is arranged in into stem, and main loop wheel machine is arranged in ship stern, full ship Rearward, but the stern of lower floating body considers the reason such as ship resistance to position of centre of gravity, and what is be commonly designed is narrower, causes weight under running working condition With hull position spacing farther out, ballast water is more needed for trim, so as to reduce the deck loading ability of running working condition for the heart.Separately Outside, existing ship type generally arranges the propeller of Multiple Type due to space constraints, can so cause thrust profiles inequality with And operate, repair the problems such as more complicated.Therefore need further to be developed.
The content of the invention
It is a primary object of the present invention to overcome disadvantages mentioned above existing for prior art, and provide a kind of improved deep water half Submersible pipe laying crane ship, the deck changing load of semi-submersible type pipe laying crane ship can be effectively improved, make operation, adjust load and maintenance more For simplicity.
The purpose of the present invention is realized by following technical scheme.
The improved deep water semi-submersible pipe laying crane ship of the present invention, the main hull are floated downward by upper float, lower floating body and being arranged on Several columns between body and upper float are formed;It is characterized in that:Upper float bow main deck is provided with two main loop wheel machines, floats Body stern sets life building, and J-type pipe laying tower is arranged in upper float close to the centre position of bow, and is set in the middle part of upper float bow Auxiliary cab.
The deep water semi-submersible pipe laying crane ship of aforementioned improved, wherein:The upper float bow main deck is provided with two masters Loop wheel machine, heap area under control is respectively disposed with the main loop wheel machine arm, set in the upper float bow main deck central region of main loop wheel machine There is a moon pool, J-type pipe laying tower is arranged on the moon pool, the support diagonal brace of pipe laying tower is arranged in upper float bow side, J-type pipe laying tower Tube feeding device be arranged in upper float stern side;The stern of upper float arranges a life building, and upper float is close to life building Inside is disposed with four engine spaces and four power distribution stations.
The deep water semi-submersible pipe laying crane ship of aforementioned improved, wherein:The life building is arranged in upper float stern, lifeboat Three faces are divided to be arranged in around life building, rescue boat is arranged in upper float stern, and helicopter deck is arranged in upper float stern starboard Position, upper float main deck bow arrangement auxiliary cab, main driving room is arranged in the side of a ship to the left in the middle part of upper float main deck bow Position.
The deep water semi-submersible pipe laying crane ship of aforementioned improved, wherein:Equipped with the complete of 12 same types on the lower floating body Propeller is turned round, lower floating body bow is using plentiful common stem pattern.
The beneficial effect of the improved deep water semi-submersible pipe laying crane ship of the present invention is:The first of running working condition can be effectively improved Plate changing load;Hoisting operation and pipelaying work are non-interference;Ship from running working condition be changed into working condition when, hull position Change is smaller, and ballast water adjustment demand is relative to be reduced, and carries tune more convenient;All propellers can use same model, make behaviour Make easy;The buying and maintenance of equipment of standby redundancy are more convenient.
Brief description of the drawings
Fig. 1 is overall structure schematic side view of the present invention.
Fig. 2 is overall structure schematic top plan view of the present invention.
Fig. 3 is upper float stern structure schematic diagram of the present invention.
Fig. 4 is upper float stem structure schematic diagram of the present invention.
Major Symbol explanation in figure:1 upper float, 2 columns, 3 times floating bodies, 4 main loop wheel machines, 5 are J-type pipe laying tower, the 6th life buildings, 7 Auxiliary loop wheel machine, 8 all-direction propellers, 9 heap areas under control, 10 extra large pipe longitudinal direction conveying rollers, 11 beveling machines, 12 tube feeding devices, 13 are moved Dynamic formula underwater robot, 14 chimneys, 15 lifeboat, 16 rescue boats, 17 helicopter decks, 18 auxiliary cabs, 19 main driving rooms, 20 masts, 21 stulls, 22 anchor hawser directive wheels, 23 mooring anchors.
Embodiment
As shown in Figures 1 to 4, the improved improved deep water semi-submersible pipe laying of deep water semi-submersible pipe laying crane ship of the present invention rises Weight ship, including main hull, the main hull is by upper float 1, lower floating body 3, the several columns 2 being arranged between lower floating body and upper float Form;It is characterized in that:Upper float bow main deck is provided with two main loop wheel machines 4, and the stern of upper float 1 sets life building 6, J-type Pipe laying tower 5 is arranged in upper float 1 close to the centre position of bow, and auxiliary cab 18 is set on the bow main deck of upper float 1.
As shown in Figures 1 to 4, the improved deep water semi-submersible pipe laying crane ship of the present invention, wherein:The bow master of upper float 1 Deck is provided with two main loop wheel machines 4, and heap area under control 9 is respectively disposed with the main arm of loop wheel machine 4, close to the upper float bow of main loop wheel machine 4 A moon pool is provided with portion's main deck central region, arranges J-type pipe laying tower 5 on the moon pool, the support diagonal brace of pipe laying tower is arranged in Floating body bow side, the tube feeding device of J-type pipe laying tower are arranged in upper float stern side;The stern of upper float arranges a life Building 6, upper float are disposed with four engine spaces and four power distribution stations close to the inside in life building.The life building 6 is arranged in upper float Stern, lifeboat 15 divide three faces to be arranged in around life building 6, and rescue boat 16 is arranged in upper float stern, the cloth of helicopter deck 17 Put in upper float stern starboard position, the main deck bow of upper float 6 arrangement auxiliary cab 18, main driving room 19 is arranged in floating Side of a ship position to the left in the middle part of body main deck bow.Equipped with the all-direction propeller 8 of 12 same types, lower floating body on the lower floating body 3 Bow is using plentiful common stem pattern.
As shown in Figures 1 to 4, the use of the improved deep water semi-submersible pipe laying crane ship of the present invention, on the main deck of upper float 1 It has been sequentially arranged from bow to stern:Main loop wheel machine 4, J-type pipe laying tower 5, auxiliary loop wheel machine 7 and life building 6;Column 2 and upper float 1 and Connecting portion between lower floating body 3 sets angled transition, is attached between the column of two sides of a ship by stull 21;The lower bow of floating body 3 Portion is more plentiful, and stern is inclined upwardly, and is provided with the all-direction propeller 8 of 12 same types.
Main loop wheel machine 4 is arranged on the main deck bow of upper float 1, main loop wheel machine 4 can be used for hoisting operation, it can also be used to which J-type is spread Hoisting aids operation when the installation of pipe tower 5 and pipe laying.J-type pipe laying tower 5 carries out pipelaying work by moon pool, and extra large pipe is first stored in heap Area under control 9, then by extra large pipe longitudinal direction conveying roller 10, lateral transport position is transported, is then carried out by beveling machine 11 After groove polishing, then lateral transport carries out pipe laying to upper tube position to have rotated to rise on J-type pipe laying tower 5 by tube feeding device 12 Welding.
Close to two side of a ship gunnel location arrangements movable type underwater robots 13 of auxiliary loop wheel machine 7 on upper float main deck, with convenient Auxiliary loop wheel machine 7 is installed, moved and is used, chimney 14 is disposed adjacent to position in the ship in life building 6, and life building 6 is arranged in The stern of floating body 1, three sides around life building 6 are respectively arranged lifeboat 15, and rescue boat 16 is arranged in upper float stern, Helicopter deck 17 is arranged in upper float stern starboard position, line-of-sight problems during navigation is considered, in upper float main deck bow Auxiliary cab 18 is arranged, main driving room 19 is arranged in side of a ship position to the left in the middle part of upper float main deck bow, reduces stem J as far as possible 4 influence to sight of tower of type pipe laying, mast 20 are arranged on the top of main driving room 19.
The mooring winch of ship bow part is arranged in topside (each two of port and starboard), and the mooring winch of stern is arranged in ship stern side (each two of left and right sides), anchor hawser directive wheel 22 are arranged in the upper surface of lower floating body 3 that mooring winch goes out immediately below cable hole and nearby tied by force Structure position (stem first column and lower floating body upper surface intersection, ship stern is in lower floating body upper surface and tailgate intersection), mooring Anchor 23 is arranged in 2 meters of positions immediately below anchor hawser directive wheel 22.
The content not illustrated in the present embodiment is prior art, therefore is no longer repeated.
It is divided into boat present invention is mainly used for the lifting of marine large structure and the laying of deep water J-type pipeline, during operation From the different operating modes such as operating mode are deposited, different operating mode pontoons are in for row operating mode, pipelaying work operating mode, hoisting operation operating mode and storm Different drinking water, drinking water is adjusted by ballast water.During navigation, lower floating body 3 exposes the surface, and reduces the friction area with water, with Obtain preferable resistance performance.Under operation and existence operating mode, main hull is adjusted to operating draft and survival draft by ballast water, Now for the water surface in the range of stem height, the water plane area of wave action is smaller, therefore hull can obtain preferable sea-keeping Energy.
The improved deep water semi-submersible pipe laying crane ship of invention is compared with general semi-submerged ship type, because hull position Closer with clean ship position of centre of gravity, running working condition is less with the ballast water needed for Heibei provincial opera load, thus can effectively improve running working condition Deck loading ability;Buoyancy=light weight+deck loading+ballast water weight, buoyancy and light weight are all certain, institutes Fewer with ballast water, the goods that can be filled on deck is more.When being changed into working condition from running working condition, hull position change compared with Small, ballast water adjustment demand is relatively small, adjusts load more convenient.Propeller operation during operation is simpler, standby redundancy Buying and maintenance of equipment are more convenient.
It is described above, only it is the better embodiment of the present invention, any formal limitation not is made to the present invention, it is every Any simple modification, equivalent change and modification that technical spirit according to the present invention is made to above example, still fall within this In the range of inventive technique scheme.

Claims (4)

1. a kind of improved deep water semi-submersible pipe laying crane ship, including main hull, the main hull is by upper float, lower floating body and setting Several columns between lower floating body and upper float are formed;It is characterized in that:Upper float bow main deck is hung provided with two masters Machine, upper float stern set life building, and J-type pipe laying tower is arranged in upper float close to the centre position of bow, and upper float bow Auxiliary cab is set on main deck.
2. improved deep water semi-submersible pipe laying crane ship according to claim 1, it is characterised in that:The upper float bow master Deck is provided with two main loop wheel machines, and heap area under control is respectively disposed with the main loop wheel machine arm, close to the upper float bow master of main loop wheel machine A moon pool is provided with the central region of deck, arranges J-type pipe laying tower on the moon pool, the support diagonal brace of pipe laying tower is arranged in upper float bow Portion side, the tube feeding device of J-type pipe laying tower are arranged in upper float stern side;The stern of upper float arranges a life building, on Floating body is disposed with four engine spaces and four power distribution stations close to the inside in life building.
3. improved deep water semi-submersible pipe laying crane ship according to claim 1, it is characterised in that:The life building is arranged in Upper float stern, three faces of lifeboat point are arranged in around life building, and rescue boat is arranged in upper float stern, helicopter deck arrangement In upper float stern starboard position, upper float main deck bow arrangement auxiliary cab, main driving room is arranged in the main first of upper float Side of a ship position to the left in the middle part of plate bow.
4. improved deep water semi-submersible pipe laying crane ship according to claim 1, it is characterised in that:It is equipped with the lower floating body There is the all-direction propeller of 12 same types, lower floating body bow is using plentiful common stem pattern.
CN201710739302.4A 2017-08-25 2017-08-25 Improved deep water semi-submersible pipe laying crane ship Pending CN107618626A (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
CN201710739302.4A CN107618626A (en) 2017-08-25 2017-08-25 Improved deep water semi-submersible pipe laying crane ship

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110697000A (en) * 2019-10-16 2020-01-17 南通理工学院 Floating dock for locally repairing bottom of ship

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87106443A (en) * 1986-11-17 1988-06-01 麦克德莫特国际公司 Convertible barge
CN102596707A (en) * 2009-07-22 2012-07-18 塞彭公司 Multipurpose deepwater vessel
CN103407554A (en) * 2013-08-20 2013-11-27 中国海洋石油总公司 Ship form of semi-submersible type pipe-laying floating crane
WO2014090980A1 (en) * 2012-12-13 2014-06-19 Petrofac Ltd. Multi-activity pipe-laying vessel
CN104696588A (en) * 2015-03-24 2015-06-10 中国海洋石油总公司 Deepwater subsea pipeline starting laying method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87106443A (en) * 1986-11-17 1988-06-01 麦克德莫特国际公司 Convertible barge
CN102596707A (en) * 2009-07-22 2012-07-18 塞彭公司 Multipurpose deepwater vessel
WO2014090980A1 (en) * 2012-12-13 2014-06-19 Petrofac Ltd. Multi-activity pipe-laying vessel
CN103407554A (en) * 2013-08-20 2013-11-27 中国海洋石油总公司 Ship form of semi-submersible type pipe-laying floating crane
CN104696588A (en) * 2015-03-24 2015-06-10 中国海洋石油总公司 Deepwater subsea pipeline starting laying method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110697000A (en) * 2019-10-16 2020-01-17 南通理工学院 Floating dock for locally repairing bottom of ship
CN110697000B (en) * 2019-10-16 2021-09-21 南通理工学院 Floating dock for locally repairing bottom of ship

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Address after: No. 25 North Street, Chaoyangmen, Beijing

Applicant after: China Offshore Oil Group Co., Ltd.

Applicant after: Offshore Oil Engineering Co., Ltd.

Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing

Applicant before: China National Offshore Oil Corporation

Applicant before: Offshore Oil Engineering Co., Ltd.

WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20180123