CN206231583U - Semisubmersible platform and production platform - Google Patents
Semisubmersible platform and production platform Download PDFInfo
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- CN206231583U CN206231583U CN201621314742.2U CN201621314742U CN206231583U CN 206231583 U CN206231583 U CN 206231583U CN 201621314742 U CN201621314742 U CN 201621314742U CN 206231583 U CN206231583 U CN 206231583U
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Abstract
The utility model is related to offshore platform technical field, more particularly, to a kind of semisubmersible platform and production platform, to alleviate semi-submersible type platform structure complexity and the big problem of platform motion amplitude.The semisubmersible platform, including upper module and lower module, the lower module include lower floating body and the column for supporting the upper module；At least provided with three, the column is fixedly connected the column with the lower floating body；The surface of the lower floating body is provided with least one skirtboard；The skirtboard is horizontally disposed and/or is vertically arranged；Above-mentioned semisubmersible platform is provided with the production platform.The utility model is used to reduce the motion amplitude of semisubmersible platform and production platform in the presence of stormy waves.
Description
Technical field
The utility model is related to offshore platform technical field, more particularly, to a kind of semisubmersible platform and production platform.
Background technology
During Ocean Development Technology develops to deep-sea, deepwater floating platform is a kind of important in offshore and gas development
Equipment, and the exercise performance of floating ocean platform needs one of main performance for considering when being design platform.In wind, wave, stream etc.
In the presence of environmental forces, the small platform of motion amplitude, can be put into production tree carries out production operation on platform operations deck, i.e.,
So-called dry type tree.Conversely, the big platform of motion amplitude carries out production operation under water, it is necessary to production tree is put into, i.e. institute
The wet-type christmas tree of meaning.During using wet-type christmas tree, it is built and installation cost is all higher, and manipulation and maintenance difficulties are larger, especially
It is costly when being the operations such as well workover.If the exercise performance of floating platform can meet the use requirement of dry type tree,
Then the operating cost in deep water hydrocarbon field can be greatly reduced.
Deepwater floating platform mainly has three kinds of forms：Tension leg platform (TLP), deep draft column formula platform and semi-submersible type floating are put down
Platform, wherein tension leg platform (TLP) and open side type platform can meet the requirement for installing dry type tree, but when the depth of water is more than 1500 meters,
The design and installation difficulty of tension leg platform (TLP) is larger, and cost is substantially increased；The upper module area of deep drinking water open side type platform compared with
Small, transport and Attention problems etc. are relatively costly, and difficulty is larger；And semisubmersible platform is built, transports relatively easy, its mooring form
Insensitive to the depth of water, simply heaving is larger, it is difficult to meet the use requirement of dry type tree；If reduce its motion ringing
Should, meeting the use requirement of dry type tree, then semisubmersible platform is without the good selection suspected of deep water production platform.
Therefore, it is a kind of effective ways for reducing heaving at present to increase heave plate, and heave plate is installed
To reduce its heaving on to semisubmersible platform, but prior art considers for heave plate to be installed to semisubmersible platform mostly
Hull keel distance below, structure is truss-like, and structure is more complicated, and transport and installation are also more complicated, therefore is led
Cause cost uneconomical.
Utility model content
First purpose of the present utility model is to provide a kind of semisubmersible platform, is answered with alleviating platform structure in the prior art
The miscellaneous and big problem of platform motion amplitude.
The semisubmersible platform that the utility model is provided, including：Upper module and lower module, under the lower module includes
Floating body and the column for supporting the upper module；
At least provided with three, the column is fixedly connected the column with the lower floating body；
The surface of the lower floating body is provided with least one skirtboard；
The skirtboard is horizontally disposed and/or is vertically arranged.
Further, the skirtboard is horizontally disposed with, and the skirtboard is fixed in the side of the lower floating body.
Further, the skirtboard is vertically arranged, and the skirtboard is fixed in top surface and/or the bottom surface of the lower floating body.
Further, the horizontally disposed skirtboard is concordant with the top surface of the lower floating body or bottom surface；
The skirtboard being vertically arranged is concordant with the side of the lower floating body.
Further, skirtboard one side affixed with the lower floating body is fixed edge, and another side is free margins, described solid
Deckle is parallel with the free margins.
Further, the fixed edge and the side long that the free margins is the skirtboard, in addition both sides are the skirtboard
Broadside, and edge lengths long are not more than the length of the lower floating body, broadside width is not more than the twice of the lower floating body width.
Further, the broadside width of the horizontally disposed skirtboard the 20%-50% of the width of the lower floating body it
Between；
The height of the skirtboard being vertically arranged is between the 20%-50% of the height of the lower floating body.
Further, the lower floating body includes the lateral strut that multiple head and the tail sequentially connect, between the two neighboring column
A lateral strut is fixedly connected, the skirtboard is arranged at the surface of the lateral strut；
The lower floating body is set to loop configuration, and the quantity of the lateral strut is identical with the quantity of the column；
Or, the lower floating body is set on mouth structure, the quantity of the quantity less than the column of the lateral strut.
Further, the central axis of the column and the centerline axis parallel of semisubmersible platform or intersect.
Second purpose of the present utility model is to provide a kind of production platform, to alleviate platform motion amplitude in the prior art
Big problem.
The production platform that the utility model is provided, is provided with above-mentioned semisubmersible platform.
The beneficial effects of the utility model are：
The utility model provide semisubmersible platform include upper module, lower floating body and column, its central post at least provided with
Lower floating body is connected between three, and each two column, the top surface of lower floating body is provided with least one skirtboard, and skirtboard level sets
Put and/or be vertically arranged；When semisubmersible platform is when motion is produced in the presence of wind, wave, stream, can by horizontally disposed skirtboard
To increase the vertical or lateral damping of semisubmersible platform, so as to reduce semisubmersible platform in the translation of respective direction or turn
Dynamic motion amplitude, can also increase additional mass of the semisubmersible platform on heaving direction, so as to increase semisubmersible platform
The vertical natural period, be conducive to avoiding the periodic regime of Wave energy concentration, reduce the heaving of semisubmersible platform；By perpendicular
The straight skirtboard for setting, can increase damping during semisubmersible platform lateral movement, so as to reduce the lateral movement of semisubmersible platform
And the induced rotation of motion is swashed by wind, wave and whirlpool；And the semisubmersible platform only needs to subtract by the design of skirtboard
The motion amplitude of small semisubmersible platform, therefore also there is simple structure, convenient advantage being built, will not increase transporting and installing
Additional workload.
The production platform that the utility model is provided is provided with above-mentioned semisubmersible platform, so it has above-mentioned semisubmersible platform
All advantages, even if therefore in the presence of wind, wave, stream produce motion when, it is also possible to reduce semisubmersible platform in respective party
To translation or rotation motion amplitude, and heaving, while also having simple structure, builds convenient advantage, no
Additional workload can be increased to transporting and installing.
Brief description of the drawings
In order to illustrate more clearly of the utility model specific embodiment or technical scheme of the prior art, below will be right
The accompanying drawing to be used needed for specific embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some implementation methods of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
The structural representation of the semisubmersible platform that Fig. 1 is provided for the utility model embodiment；
Fig. 2 is the first profile of the lower floating body based on semisubmersible platform described in Fig. 1；
Fig. 3 is second profile of the lower floating body based on semisubmersible platform described in Fig. 1；
Fig. 4 is the third profile of the lower floating body based on semisubmersible platform described in Fig. 1；
Fig. 5 is the 4th kind of profile of the lower floating body based on semisubmersible platform described in Fig. 1；
Fig. 6 is the 5th kind of profile of the lower floating body based on semisubmersible platform described in Fig. 1.
Icon：100- upper modules；200- lower modules；201- columns；Floating body under 202-；203- skirtboards；2031- is fixed
Side；2032- free margins.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, this
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
It is term " " center ", " on ", D score, "left", "right", " perpendicular, it is necessary to explanation in description of the present utility model
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " are, based on orientation shown in the drawings or position relationship, to be only
Described with simplified for the ease of description the utility model, must had rather than the device or element for indicating or implying meaning specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
, it is necessary to explanation, unless otherwise clearly defined and limited, term " is pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection；Can mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary,
Can be two connections of element internal.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
The utility model is described in further detail below by specific embodiment and with reference to accompanying drawing.
Embodiment one
As shown in figures 1 to 6, the present embodiment provides a kind of semisubmersible platform, including：Upper module 100 and lower module 200,
Lower module 200 includes lower floating body 202 and the column 201 for supporting upper module 100；Column 201 at least provided with three, and
Column 201 is fixedly connected with lower floating body 202；The surface of lower floating body 202 is provided with least one skirtboard 203；The level of skirtboard 203 sets
Put and/or be vertically arranged.
In the semisubmersible platform, by the setting of upper module 100, lower floating body 202, column 201 and skirtboard 203；When
Semisubmersible platform can increase semi-submersible type when motion is produced in the presence of wind, wave, stream, by horizontally disposed skirtboard 203 puts down
The vertical or lateral damping of platform, so that reduce motion amplitude of the semisubmersible platform in translation or the rotation of respective direction,
Additional mass of the semisubmersible platform on heaving direction can also be increased, so that increase the vertical natural period of semisubmersible platform,
Be conducive to avoiding the periodic regime of Wave energy concentration, reduce the heaving of semisubmersible platform；By the skirtboard being vertically arranged
203, damping during semisubmersible platform lateral movement can be increased so that reduce semisubmersible platform lateral movement and by wind,
The induced rotation of motion is swashed in wave and whirlpool；And the semisubmersible platform only needs to that by the design of skirtboard 203 partly latent can be reduced
The motion amplitude of formula platform, therefore also there is simple structure, convenient advantage is built, extra work will not be increased to transporting and installing
Measure.
It should be noted that the column 201 in the present embodiment can set at least three, specifically, as shown in figure 1, vertical
Post 201 sets four, and the top of column 201 is connected with upper module 100, and for supporting upper module 100, can make top
The surrounding uniform force of module 100, so that upper module 100 tends to level, it is ensured that the stability of semisubmersible platform；Certainly, though
Do not shown in right figure, but column 201 can also set three, five and more.
Also, it should be noted that the skirtboard 203 in the present embodiment is ordinary flat, without any space on skirtboard 203, when half
When submersible platform is moved, current can only flow through from the edge of the free margins 2032 of skirtboard 203, so as to reduce the heaving of semisubmersible platform
Motion amplitude.
Also, it should be noted that because skirtboard 203 is very thin, the thickness of negligible skirtboard 203, therefore skirtboard 203 four
Can be described as fixed edge, free margins and two broadsides week.
Also, it should be noted that the section of lower floating body 202 can be for circle, rectangle, trapezoidal, pentagon or other are polygon
Shape, while the size and shape in the section of lower floating body 202 can be along its center axis direction change.
Specifically, when the centerline axis parallel of central axis and the semisubmersible platform of column 201, the section of column 201
Shapes and sizes it is constant along its axis direction；When the central axis of column 201 intersects with the central axis of semisubmersible platform,
I.e. column 201 is oblique, and the size and shape in the section of column 201 can from top to bottom become larger along its center axis direction
Or diminish.
It should be noted that there is chamfering the intersection of each side of column 201, and the cross sectional shape of column 201 can be
Square, circle, rectangle, trapezoidal, pentagon or other polygons.
In the present embodiment, lower floating body 202 includes the lateral strut that multiple head and the tail sequentially connect, fixed between two neighboring column
One lateral strut of connection, skirtboard is arranged at the surface of lateral strut.
Specifically, when floating body 202 is set to loop configuration instantly, the quantity of lateral strut is identical with the quantity of column 201, with
This both sides of skirtboard 203 can connect with column 201 simultaneously, therefore, skirtboard 203 also forms loop configuration.
Or, when floating body 202 is set on mouth structure instantly, that is, floating body 202 is descended for independent, separate structure type,
And the quantity of lateral strut, less than the quantity of column 201, at the same time skirtboard 203 is also independent, separate structure type, this
When, lateral strut can provide support for several columns 201, semisubmersible platform can be reduced in the translation of respective direction or
The motion amplitude that person rotates.
When skirtboard 203 is horizontally disposed with：
In the present embodiment, as shown in Fig. 2 when skirtboard 203 is set to one, skirtboard 203 is fixed in the side of lower floating body 202
Face.Now horizontally disposed skirtboard 203 has four kinds of set-up modes：I.e. skirtboard 203 is arranged on the medial surface of lower floating body 202 or lateral surface
Top edge at, and the top surface of skirtboard 203 and lower floating body 202 either flush, or skirtboard 203 is arranged on lower floating body 202
At the bottom margin of side or lateral surface, and the bottom surface of skirtboard 203 is concordant with the bottom surface of lower floating body 202；Increase semisubmersible platform
Damping during catenary motion, so as to reduce the heaving amplitude of semisubmersible platform.
As shown in figure 4, when skirtboard 203 is set to multiple, skirtboard 203 is fixed in the side of lower floating body 202.Now level
The skirtboard 203 of setting is separately positioned on the edge of the side of lower floating body 202, when skirtboard 203 is located at the top of the side of lower floating body 202
During edge, the either flush of the top surface of skirtboard 203 and lower floating body 202, when skirtboard 203 is located at the bottom of the side of lower floating body 202
During edge, the bottom surface of skirtboard 203 is concordant with the bottom surface of lower floating body 202；Increase damping during semisubmersible platform catenary motion, from
And reduce the heaving amplitude of semisubmersible platform.
It should be noted that in order to build simple and avoid the bottom size of semisubmersible platform from increasing, skirtboard 203 is best
Bottom with the medial surface of lower floating body 202 is connected, and radially inwardly extending towards the inner space of semisubmersible platform.
Also, it should be noted that the medial surface of lower floating body 202 refers to of the central axial direction towards semisubmersible platform
Face, lateral surface refers to the one side corresponding with medial surface.
In the present embodiment, the one side affixed with lower floating body 202 of skirtboard 203 is fixed edge 2031, and another side is free margins
2032, fixed edge 2031 is parallel with free margins 2032.
It should be noted that fixed edge 2031 is the side long of skirtboard 203 with free margins 2032, both sides are skirtboard 203 in addition
Broadside, and edge lengths long are not more than the length of the lower floating body 202, and broadside width is not more than the twice of the width of lower floating body 202,
And the width of horizontally disposed skirtboard 203 is the width that fixed edge 2031 is measured to level between free margins 2032.
Also, it should be noted that 20%- of the broadside width of horizontally disposed skirtboard 203 in the width of lower floating body 202
It is optimal case between 50%, while semisubmersible platform is reduced in the motion amplitude of translation or the rotation of respective direction,
Can also material-saving.
In the semisubmersible platform, by the setting of upper module 100, lower floating body 202, column 201 and skirtboard 203, when
Semisubmersible platform can increase semi-submersible type when motion is produced in the presence of wind, wave, stream, by horizontally disposed skirtboard 203 puts down
The vertical or lateral damping of platform, so that reduce motion amplitude of the semisubmersible platform in translation or the rotation of respective direction,
Additional mass of the semisubmersible platform on heaving direction can also be increased, so that increase the vertical natural period of semisubmersible platform,
Be conducive to avoiding the periodic regime of Wave energy concentration, reduce the heaving of semisubmersible platform；And the semisubmersible platform is only
Need can to reduce by the design of skirtboard 203 motion amplitude of semisubmersible platform, therefore also there is simple structure, build convenient
Advantage, will not to transport and install increase additional workload.
When skirtboard 203 is vertically arranged：
In the present embodiment, as shown in figure 3, when skirtboard 203 is set to one, skirtboard 203 is fixed in the top surface of lower floating body 202
Or bottom surface.The skirtboard 203 being now vertically arranged has four kinds of set-up modes：I.e. skirtboard 203 is arranged on the top surface of lower floating body 202 or bottom surface
Inner side, and the medial surface of skirtboard 203 is concordant with the medial surface of lower floating body 202, or skirtboard 203 is arranged on lower floating body 202 and pushes up
Face or the outside of bottom surface, and the lateral surface of skirtboard 203 is concordant with the lateral surface of lower floating body 202；Increase semisubmersible platform laterally to transport
Damping when dynamic, so as to reduce the lateral movement of semisubmersible platform and swash the induced rotation of motion by wind, wave and whirlpool.
As shown in figure 5, skirtboard 203 is vertically arranged, and skirtboard 203, when being set to multiple, skirtboard 203 is fixed in lower floating body
202 top surface or bottom surface.The skirtboard 203 being now vertically arranged be separately positioned on lower floating body 202 top surface or bottom surface it is inside and outside
Both sides, when skirtboard 203 is located at the inner side of the top surface of lower floating body 202 or bottom surface, in the medial surface of skirtboard 203 and lower floating body 202
Side is concordant；When skirtboard 203 is located at the outside of the top surface of lower floating body 202 or bottom surface, the lateral surface of skirtboard 203 and lower floating body 202
Lateral surface it is concordant；Increase semisubmersible platform lateral movement when damping so that reduce semisubmersible platform lateral movement and
The induced rotation of motion is swashed by wind, wave and whirlpool.
It should be noted that the height of the skirtboard 203 being vertically arranged is between the 20%-50% of the height of lower floating body 202,
Material can also be saved while reducing the lateral movement of semisubmersible platform and swashing motion induced rotation by wind, wave and whirlpool
Material.
In the semisubmersible platform, by the setting of upper module 100, lower floating body 202, column 201 and skirtboard 203, when
Semisubmersible platform, by the skirtboard 203 being vertically arranged, can increase semi-submersible type and put down when motion is produced in the presence of wind, wave, stream
Damping during platform lateral movement, so as to reduce the lateral movement of semisubmersible platform and swash what motion was induced by wind, wave and whirlpool
Rotate；And the semisubmersible platform only needs to reduce by the design of skirtboard 203 motion amplitude of semisubmersible platform, therefore
Also there is simple structure, convenient advantage is built, additional workload will not be increased to transporting and installing.
When skirtboard 203 is horizontally and vertically set：
In the present embodiment, when skirtboard 203 is set to two, skirtboard 203 is fixed in side and the top surface of lower floating body 202, or
Person side and bottom surface.Horizontally disposed skirtboard 203 can increase the vertical or lateral damping of semisubmersible platform, reduce partly latent
Formula platform can also increase semisubmersible platform attached on heaving direction in the motion amplitude of translation or the rotation of respective direction
Plus quality, increase the vertical natural period of semisubmersible platform, be conducive to avoiding the periodic regime of Wave energy concentration, reduce partly latent
The heaving of formula platform；The skirtboard 203 being vertically arranged, can increase damping during semisubmersible platform lateral movement, reduce half
The lateral movement of submersible platform and the induced rotation of motion is swashed by wind, wave and whirlpool.
It should be noted that the quantity of skirtboard 203 is it can also be provided that at least provided with one in multiple, but lower floating body 202
The skirtboard 203 of level and a vertical skirtboard 203.
Also, it should be noted that as shown in fig. 6, skirtboard 203 can be arranged on any position on surface, and quantity can also
Set according to the actual requirements, just differ an illustration herein.
Embodiment two
The present embodiment also provides a kind of production platform, and it is provided with above-mentioned semisubmersible platform.
It should be noted that the production platform is provided with above-mentioned semisubmersible platform, so it has above-mentioned semisubmersible platform
All advantages, even if therefore in the presence of wind, wave, stream produce motion when, it is also possible to reduce semisubmersible platform in respective party
To translation or rotation motion amplitude, and heaving, while also having simple structure, builds convenient advantage, no
Additional workload can be increased to transporting and installing.
Also, it should be noted that the production platform is particularly suitable for the production platform of deep drinking water and making for dry tree formula production platform
With especially particularly important to dry tree formula production platform；The production platform is applicable to various operations on the sea, then this is not just arranged one by one
Lift.
Finally it should be noted that：Various embodiments above is only used to illustrate the technical solution of the utility model, rather than it is limited
System；Although being described in detail to the utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of semisubmersible platform, it is characterised in that including：Upper module (100) and lower module (200), the lower die
Column (201) of the block (200) including lower floating body (202) and for supporting the upper module (100)；
At least provided with three, the column (201) is fixedly connected the column (201) with the lower floating body (202)；
The surface of the lower floating body (202) is provided with least one skirtboard (203)；
The skirtboard (203) is horizontally disposed and/or is vertically arranged.
2. semisubmersible platform according to claim 1, it is characterised in that the skirtboard (203) is horizontally disposed with, the skirtboard
(203) it is fixed in the side of the lower floating body (202).
3. semisubmersible platform according to claim 1, it is characterised in that the skirtboard (203) is vertically arranged, the skirtboard
(203) top surface or the bottom surface of the lower floating body (202) are fixed in.
4. the semisubmersible platform according to claim any one of 1-3, it is characterised in that the horizontally disposed skirtboard
(203) it is concordant with the top surface of the lower floating body (202) or bottom surface；
The skirtboard (203) being vertically arranged is concordant with the side of the lower floating body (202).
5. semisubmersible platform according to claim 1, it is characterised in that the skirtboard (203) and the lower floating body (202)
Affixed one side is fixed edge (2031), and another side is free margins (2032), the fixed edge (2031) and the free margins
(2032) it is parallel.
6. semisubmersible platform according to claim 5, it is characterised in that the fixed edge (2031) and the free margins
(2032) it is the side long of the skirtboard (203), both sides are the broadside of the skirtboard (203) in addition, and edge lengths long are not more than this
The length of lower floating body (202), broadside width is not more than the twice of lower floating body (202) width.
7. semisubmersible platform according to claim 6, it is characterised in that the broadside of the horizontally disposed skirtboard (203)
Width is between the 20%-50% of the width of the lower floating body (202)；
The height of the skirtboard (203) being vertically arranged is between the 20%-50% of the height of the lower floating body (202).
8. semisubmersible platform according to claim 1, it is characterised in that the lower floating body (202) is suitable including multiple head and the tail
The secondary lateral strut for connecting, is fixedly connected a lateral strut between the two neighboring column, the skirtboard is arranged at described
The surface of lateral strut；
The lower floating body (202) is set to loop configuration, and the quantity of the lateral strut is identical with the quantity of the column (201)；
Or, the lower floating body (202) is set on mouth structure, the number of the quantity less than the column (201) of the lateral strut
Amount.
9. semisubmersible platform according to claim 1, it is characterised in that the central axis and partly latent of the column (201)
The centerline axis parallel of formula platform is intersecting.
10. a kind of production platform, it is characterised in that be provided with the semisubmersible platform described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201621314742.2U CN206231583U (en) | 2016-12-01 | 2016-12-01 | Semisubmersible platform and production platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621314742.2U CN206231583U (en) | 2016-12-01 | 2016-12-01 | Semisubmersible platform and production platform |
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| Publication Number | Publication Date |
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| CN206231583U true CN206231583U (en) | 2017-06-09 |
Family
ID=58977503
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108116628A (en) * | 2017-12-18 | 2018-06-05 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | It is a kind of can free assembled self-propulsion type ocean platform |
| CN110422297A (en) * | 2019-08-09 | 2019-11-08 | 浙江海洋大学 | A kind of inhibition device of semisubmersible platform heaving |
| CN111284641A (en) * | 2020-03-12 | 2020-06-16 | 中海油研究总院有限责任公司 | Floating platform with separable drilling package and production facility |
| CN113428307A (en) * | 2021-07-14 | 2021-09-24 | 中国海洋石油集团有限公司 | Semi-submerged floating type fan foundation and semi-submerged floating type fan |
-
2016
- 2016-12-01 CN CN201621314742.2U patent/CN206231583U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108116628A (en) * | 2017-12-18 | 2018-06-05 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | It is a kind of can free assembled self-propulsion type ocean platform |
| CN110422297A (en) * | 2019-08-09 | 2019-11-08 | 浙江海洋大学 | A kind of inhibition device of semisubmersible platform heaving |
| CN110422297B (en) * | 2019-08-09 | 2021-01-26 | 浙江海洋大学 | Semi-submersible platform heaving motion restraining device |
| CN111284641A (en) * | 2020-03-12 | 2020-06-16 | 中海油研究总院有限责任公司 | Floating platform with separable drilling package and production facility |
| CN113428307A (en) * | 2021-07-14 | 2021-09-24 | 中国海洋石油集团有限公司 | Semi-submerged floating type fan foundation and semi-submerged floating type fan |
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