CN107264719A - Cylindrical shape FPSO hull reinforcement structures - Google Patents
Cylindrical shape FPSO hull reinforcement structures Download PDFInfo
- Publication number
- CN107264719A CN107264719A CN201710363097.6A CN201710363097A CN107264719A CN 107264719 A CN107264719 A CN 107264719A CN 201710363097 A CN201710363097 A CN 201710363097A CN 107264719 A CN107264719 A CN 107264719A
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- area
- cylindrical shape
- reinforcement
- hull
- bracket
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/14—Hull parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/14—Hull parts
- B63B3/48—Decks
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
This application discloses a kind of cylindrical shape FPSO hull reinforcement structures, including upper plate and with the vertically disposed main hull lateral wall of upper plate, main hull lateral wall strengthens area provided with first, part on upper plate positioned at the outside of main hull lateral wall is provided with the second reinforcement area, slope board is fixedly connected between first reinforcement area and the second reinforcement area, slope board is obliquely installed from the second reinforcement area to the first reinforcement area.The cylindrical shape FPSO hull reinforcement structures that the application is provided, by setting up slope board in the right angle joint of upper plate and main hull lateral wall, add bonding strength between the two, decrease impact of the wave to the right angle joint between main hull lateral wall and upper plate, the fatigue stress level of right angle joint presence is significantly reduced, the stability of hull is improved.
Description
Technical field
The disclosure relates generally to floating type production, storage and offloading device, and in particular to cylindrical shape floating type production, storage and offloading is filled
Put, more particularly to cylindrical shape FPSO hull reinforcement structures.
Background technology
Development and the fast lifting of the size of population with society, have larger loss, part land to the resource on land
Ground resource has drastically reduced even exhausted.And ocean occupies the 71% of earth surface product, it possesses extremely abundant resource and come
Meet the demand of increasingly increased living resources.For example with a large amount of losses of petroleum resources, and people's life is provided to oil gas
The increasingly increase in source, forces the mankind to petrol resources exploitation using deepening, oil-gas exploration and development has been transferred to benthos,
Its task difficulty is dramatically increased.Wherein, FPSO (i.e. floating type production, storage and offloading device) is to carry out oil gas point to the oil of exploitation
From, processing oil-polluted water, dynamic power, heat supply, the storage of crude oil products and transport, collect personnel live with the chain of command in production in
The comprehensive Large marine Petroleum Production base of one, due to its superior crude Treatment ability and functional diversity, by
The favor in marine oil and gas market is arrived.At present, part company manufactures and designs cylindrical shape FPSO hulls, its hull main part is
Cylindrical shape, it has the huge stormy waves ability that resists, and structural stability is preferable, the advantages of carrying out operation under severe sea situation, gradually
Gradually favored by market, with wide market prospects.
The main part of cylindrical shape FPSO hulls is cylindrical shape, and hull bottom is also cylindrical shape, and diameter is more than main part
The diameter divided, both joint portions are the right angle connection between sheet material during fabrication.But in use, due in wave
Acted on by wave force, the load being continually changing is so that the stress that generation is continually changing inside above-mentioned right angle connecting structure, is handed over
Varying stress can cause the fatigue damage of structure, and the problem of easily structural fatigue occur reduces the service life and structure of hull
Intensity.
The content of the invention
In view of drawbacks described above of the prior art or deficiency, expect to provide a kind of cylindrical shape FPSO hull reinforcement structures.
The present invention provides a kind of cylindrical shape FPSO hull reinforcement structures, including upper plate and is vertically arranged with upper plate
Main hull lateral wall, main hull lateral wall strengthens area provided with first, the outside of main hull lateral wall is located on upper plate
Part is strengthened area, slope board being fixedly connected between the first reinforcement area and the second reinforcement area provided with second, and slope board is from second
Strengthen area to be obliquely installed to the first reinforcement area.
The cylindrical shape FPSO hull reinforcement structures that the present invention is provided, by the right angle of upper plate and main hull lateral wall
Slope board is set up in junction, and slope board is respectively welded and strengthens being located at master on area, upper plate in first on main hull lateral wall
Second on the part in the outside of hull lateral wall strengthens in area so that realize the cylindrical shape for connecting FPSO respectively using slope board
The bottom of main hull and FPSO, adds bonding strength between the two, decrease wave to main hull lateral wall and
The impact of right angle joint between upper plate, significantly reduces the fatigue stress level of right angle joint presence, improves
The stability of hull.
Brief description of the drawings
By reading the detailed description made to non-limiting example made with reference to the following drawings, the application's is other
Feature, objects and advantages will become more apparent upon：
Fig. 1 is the structural representation of reinforcement structure provided in an embodiment of the present invention；
Fig. 2 is the structural representation of the second bracket provided in an embodiment of the present invention.
Embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that, in order to
It is easy to illustrate only the part related to invention in description, accompanying drawing.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
For the ease of more fully understanding the technical scheme of the application, the cylindrical shape FPSO hulls of the application are retouched first
State, specifically：Cylindrical shape FPSO hulls include cylindrical shape main hull 1, and the hull bottom positioned at the lower section of cylindrical shape main hull 1
During 2, FPSO normal work, hull bottom 2 and the part-cylindrical main hull 1 being connected with hull bottom 2 are located in seawater.Ship
Body bottom 2 includes upper plate 21 and lower shoe, and reinforced frame 22 is interval between upper plate 21 and lower shoe.In main hull 1
Portion is interval with horizontal layer deck 12, such as the layer deck 12 apart from 5.5 meters of lower shoe, and space is by some between two laminated planks
Individual radial wall segmentation, radial wall is the bulkhead set along the radial direction of main hull 1.
Refer to accompanying drawing 1, the application provides a kind of cylindrical shape FPSO hull reinforcement structures, including upper plate 21 and with
The vertically disposed main hull lateral wall 11 of upper plate 21, main hull lateral wall 11 strengthens area provided with first, and upper plate 21 is upper
Second is provided with the part in the outside of main hull lateral wall 11 and strengthens area, and first, which strengthens area and second, strengthens fixed company between area
Slope board 3 is connected to, slope board 3 is obliquely installed from the second reinforcement area to the first reinforcement area.
Slope board 3 can have various shapes and sheet material species, such as, but not limited to fan-shaped steel plate.
Wherein, the first reinforcement area, the as upper table on the surface of main hull lateral wall 11 and the layer deck 12 inside main hull 1
The cross section in face and the space of lower surface formation, specially curved-surface structure.Because the inside of main hull 1 is provided with multiple layers of deck
12, it is preferably that such as 5 level heights are the laminate at 5.5 meters, can save material near the layer deck 12 of top plate in this application
The use of material.Second strengthens area, the as upper surface of the train wheel bridge of hull bottom 2 and the left and right sides of internal reinforcing frame 22
The cross section in the space that outer surface is formed, specially planar structure.Because the inside of hull bottom 2 is provided with multilayer reinforcing frame
Frame 22, is preferably the reinforced frame 22 near main hull lateral wall 11 in this application.Branch is fixedly connected on slope board 3
First strengthens area, the second reinforcement area, may be such that the load received can be transmitted along layer deck 12 and reinforced frame 22 so that
Stress is released.In addition, it is preferably welding to be fixedly connected with mode.
The cylindrical shape FPSO hull reinforcement structures that the application is provided, by upper plate 21 and main hull lateral wall 11
Right angle joint sets up slope board 3, and slope board 3 is respectively welded and strengthens area, upper plate in first on main hull lateral wall 11
The second reinforcement area on 21 on the part in the outside of main hull lateral wall 11 so that realization is connected respectively using slope board 3
FPSO cylindrical shape main hull 1 and FPSO bottom, add bonding strength between the two, decrease wave to main ship
The impact of right angle joint between body lateral wall 11 and upper plate 21, significantly reduces the fatigue of right angle joint presence
Stress level, improves the stability of hull.
Preferably, multiple slope boards 3, and circumference of the slope board 3 along main hull lateral wall 11 are welded with the second reinforcement area
Arrangement.
In order to preferably reduce the Fatigued level of right angle joint, in the present embodiment, weldering in area is strengthened using second
Multiple slope boards 3, and being circumferentially arranged along main hull lateral wall 11 of slope board 3 are connected to, the other end of slope board 3 is strengthened first
Area circumferentially strengthens area's welding with first successively, i.e., be connected with multiple slopes between hull bottom 2 and main hull lateral wall 11
Plate 3, realizes Mulit-point Connection between hull bottom 2 and main hull lateral wall 11, further strengthens both bonding strengths, further
The fatigue stress level of right angle joint presence is reduced, and then improves the stability of hull.
Preferably, add on upper plate 21 on the part in the outside of main hull lateral wall 11 circumferentially arranged with multiple second
Strong area, it is each to strengthen being welded to connect between slope board 3 adjacent in area.
Due to being additionally provided with the devices such as chock on FPSO, the position that the device such as chock is installed again hull bottom 2 with
And part main hull 1 so that the part can not install slope board 3.For these reasons, the application is located at master on upper plate 21
Circumferentially arranged with the multiple second reinforcement areas on the part in the outside of hull lateral wall 11, it is welded with each second reinforcement area multiple
Slope board 3.Meanwhile, there can be gap or very close to each other between the multiple slope boards 3 circumferentially arranged, it is excellent in the present embodiment
Elect as and be welded to connect between slope board 3 adjacent in each reinforcement area in together, form a circumferentially continuous structure, further
Add the intensity and impact resistance of integrated model.
It refer to accompanying drawing 2, it is preferable that the company of being respectively welded on the part in a radial wall direction is located at least on slope board 3
The first bracket 4 and the second bracket 5 are connected to, the first bracket 4 also includes the portion with being located at radial wall direction on main hull lateral wall 11
First solder side 41 of point welding, the second bracket 5 also includes the welded with the part on upper plate 21 positioned at radial wall direction
Two solders side 51.
In the present embodiment, it is located at least in being respectively welded on the part in a radial wall direction on slope board 3 and is connected with
One bracket 4 and the second bracket 5, the first bracket 4 also include welding with the part on main hull lateral wall 11 positioned at radial wall direction
The first solder side 41, the second bracket 5 also include with upper plate 21 positioned at radial wall direction part weld second welding
Face 51, by increasing the first bracket 4 and the second elbow respectively at the reinforcement of slope board 3 and first area, the welding ends in the second reinforcement area
Plate 5, and then increase the reinforcement of slope board 3 and first area, the firm welding in the second reinforcement area and bonding strength, while can also reduce
Slope board 3 and first strengthens area, the stress level of the welding ends in the second reinforcement area.
Preferably, be respectively welded on slope board 3 on the part in each radial wall direction be connected with the first bracket 4 with
Second bracket 5.
In order to further reduce slope board 3 and first strengthen area, second strengthen area welding ends stress level, in this reality
Apply in example, be respectively welded on slope board 3 on the part in each radial wall direction and be connected with the first bracket 4 and the second bracket
5, the first bracket 4 strengthens area's welding with corresponding slope board 3, first respectively, the second bracket 5 respectively with corresponding slope board 3, the
Two strengthen area's welding.
Preferably, the first bracket 4 is provided with away from the first the first joint face for strengthening area, and the middle part of the first joint face is provided with
The first arc surface that outward opening is set.
In the present embodiment, the first bracket 4 is similar three-legged structure, and its biside plate strengthens area with slope board 3, first respectively
Welding, the first joint face is provided with away from the first side plate for strengthening area, and the middle part of the first joint face is set provided with outward opening
The first arc surface.Due to the presence of the first arc surface so that the stress of weld reduces stress collection along circular arc EDS maps
In degree, it is to avoid the stress damage of weld.
Preferably, the first bracket 4 is provided with the 3rd solder side 42 welded with slope board 3, the two ends point of the first joint face
The outer end of outer end, the 3rd solder side 42 not with the first solder side 41 is connected, and junction is provided with the first hollows.
In the present embodiment, the first bracket 4 is provided with the 3rd solder side 42, and the 3rd solder side 42 is welded with slope board 3.The
Outer end, the outer end of the 3rd solder side 42 of the two ends of one joint face respectively with the first solder side 41 are connected, and outer end here can be managed
Solve as one end away from the first reinforcement area on the first solder side 41, the 3rd solder side 42.The two ends of first joint face are respectively with
The outer end of one solder side 41, the outer end junction of the 3rd solder side 42 are that the first hollows, i.e. end are provided with fillet, it is possible to decrease the
The stress level at the two ends of one bracket 4, improves the stability of structure.
Preferably, the second bracket 5 is provided with away from the second the second joint face for strengthening area, and the middle part of the second joint face is provided with
The second arc surface 52 that outward opening is set.
In the present embodiment, the second bracket 5 is similar three-legged structure, and its biside plate strengthens area with slope board 3, second respectively
Welding, the second joint face is provided with away from the second side plate for strengthening area, and the middle part of the second joint face is set provided with outward opening
The second arc surface 52.Due to the presence of the second arc surface 52 so that the stress of weld is along circular arc EDS maps, and reducing should
The degree that power is concentrated, it is to avoid the stress damage of weld.
Preferably, the second bracket 5 is provided with the 4th solder side 53 welded with slope board 3, the two ends point of the second joint face
The outer end of outer end, the 4th solder side 53 not with the second solder side 51 is connected, and junction is provided with the second hollows 54.
In the present embodiment, the second bracket 5 is provided with the 4th solder side 53, and the 4th solder side 53 is welded with slope board 3.The
Outer end, the outer end of the 4th solder side 53 of the two ends of two joint faces respectively with the second solder side 51 are connected, and outer end here can be managed
Solve as one end away from the second reinforcement area on the second solder side 51, the 4th solder side 53.The two ends of second joint face are respectively with
The outer end of two solders side 51, the outer end junction of the 4th solder side 53 are that the second hollows 54, i.e. end are provided with fillet, it is possible to decrease
The stress level at the two ends of the second bracket 5, improves the stability of structure.
Preferably, the first solder side 41 and the second solder side 51 are preferably respectively arranged at two of slope board 3 vertically
End, so that the direct two ends of slope board 3 are directly strengthened area and the second reinforcement area with first and welded, simplified processing process,
Efficiency is improved, while slope board 3 supports fixation preferable main hull lateral wall 11 with upper plate 21.
Preferably, slope board 3 is the hardened structure of Z-direction with the end that the first reinforcement area, the second reinforcement area are connected.
Slope board 3 is generally steel plate structure, because the connection of slope board 3 supports hull bottom 2 and main hull lateral wall 11, its
Thickness direction is by the larger pulling force along closure.In the present embodiment, slope board 3 and first strengthens area, the second reinforcement
The end of area's connection is the hardened structure of Z-direction, so as to improve the tensile property of slope board 3, it is to avoid showing for lamellar tearing occurs in slope board 3
As improving the service life of slope board 3.
Preferably, it is welded as complete penetraction and fusion in welding welding.
In the present embodiment, the welding existed between slope board 3 and upper plate 21, main hull lateral wall 11, the first bracket 4
It is preferably complete penetraction and fusion in welding with the welding that exists respectively between slope board 3, upper plate 21, main hull lateral wall 11 on the second bracket 5
Welding.Using complete penetraction and fusion in welding welding manner, enable to weld defect few, welding effect is good, it is often more important that welding can be improved
The problem of stress concentration at place, reduces stress concentration level.
It is to be appreciated that such as relate to above term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ", " preceding ",
The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on
Orientation shown in the drawings or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply institute
The device or element of finger must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this hair
Bright limitation.In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relatively important
Property or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Person implicitly includes one or more this feature.In the description of the invention, unless otherwise indicated, " multiple " are meant that
Two or more.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art
Member should be appreciated that invention scope involved in the application, however it is not limited to the technology of the particular combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, is carried out by above-mentioned technical characteristic or its equivalent feature
Other technical schemes formed by any combination.Such as features described above has similar work(with (but not limited to) disclosed herein
The technical characteristic of energy carries out technical scheme formed by replacement mutually.
Claims (10)
1. a kind of cylindrical shape FPSO hull reinforcement structures, including upper plate and with the vertically disposed main hull of the upper plate
Lateral wall, it is characterised in that the main hull lateral wall is strengthened being located at the main hull on area, the upper plate provided with first
Strengthen area, being fixedly connected between the first reinforcement area and the described second reinforcement area provided with second in the part in the outside of lateral wall
There is slope board, the slope board is obliquely installed from the described second reinforcement area to the described first reinforcement area.
2. cylindrical shape FPSO hull reinforcement structures according to claim 1, it is characterised in that described second strengthens in area
It is welded with multiple slope boards, and the slope board being circumferentially arranged along the main hull lateral wall.
3. cylindrical shape FPSO hull reinforcement structures according to claim 2, it is characterised in that be located on the upper plate
Strengthen phase in area, each reinforcement area circumferentially arranged with multiple described second on the part in the outside of the main hull lateral wall
It is welded to connect between the adjacent slope board.
4. the cylindrical shape FPSO hull reinforcement structures according to claim 1-3 any one, it is characterised in that described oblique
It is respectively welded on the part that a radial wall direction is located at least on ramp and is connected with the first bracket and the second bracket, described first
Bracket also includes the first solder side welded with the part on the main hull lateral wall positioned at the radial wall direction, described the
Two brackets also include the second solder side welded with the part on the upper plate positioned at the radial wall direction.
5. cylindrical shape FPSO hull reinforcement structures according to claim 4, it is characterised in that be located on the slope board
It is respectively welded on the part in each radial wall direction and is connected with first bracket and second bracket.
6. cylindrical shape FPSO hull reinforcement structures according to claim 4, it is characterised in that set on first bracket
Have away from the described first the first joint face for strengthening area, the middle part of first joint face is justified provided with outward opening is set first
Cambered surface.
7. cylindrical shape FPSO hull reinforcement structures according to claim 6, it is characterised in that set on first bracket
There is the 3rd solder side with the slope plate weld, the two ends of first joint face are outer with first solder side respectively
End, the outer end connection of the 3rd solder side, and junction is provided with the first hollows.
8. cylindrical shape FPSO hull reinforcement structures according to claim 4, it is characterised in that set on second bracket
Have away from the described second the second joint face for strengthening area, the middle part of second joint face is justified provided with outward opening is set second
Cambered surface.
9. cylindrical shape FPSO hull reinforcement structures according to claim 8, it is characterised in that set on second bracket
There is the 4th solder side with the slope plate weld, the two ends of second joint face are outer with second solder side respectively
End, the outer end connection of the 4th solder side, and junction is provided with the second hollows.
10. the cylindrical shape FPSO hull reinforcement structures according to claim 1-3 any one, it is characterised in that described
Complete penetraction and fusion in welding welding is welded as, the end that the slope board is connected with the described first reinforcement area, the second reinforcement area is the hardened structure of Z-direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710363097.6A CN107264719A (en) | 2017-05-22 | 2017-05-22 | Cylindrical shape FPSO hull reinforcement structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710363097.6A CN107264719A (en) | 2017-05-22 | 2017-05-22 | Cylindrical shape FPSO hull reinforcement structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107264719A true CN107264719A (en) | 2017-10-20 |
Family
ID=60065206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710363097.6A Pending CN107264719A (en) | 2017-05-22 | 2017-05-22 | Cylindrical shape FPSO hull reinforcement structures |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB210867A (en) * | 1922-08-15 | 1924-02-15 | William Millar | Improvements in the construction of floating vessels |
| CN102951257A (en) * | 2011-08-27 | 2013-03-06 | 威海中复西港船艇有限公司 | Connecting structure and connection processing method of bottom plate and web plate of ferry glass reinforced plastic boat |
| CN203544291U (en) * | 2013-10-14 | 2014-04-16 | 福建省马尾造船股份有限公司 | Ship body structure |
| CN105000127A (en) * | 2015-07-29 | 2015-10-28 | 中国船舶工业集团公司第七〇八研究所 | Flat-plate type transverse compartment wall of cargo compartment |
| CN204775966U (en) * | 2015-05-28 | 2015-11-18 | 重庆帝力游艇制造有限公司 | Host computer seat and ship body connected structure |
| CN204916044U (en) * | 2015-09-01 | 2015-12-30 | 中船黄埔文冲船舶有限公司 | Marine removable wooden deck fixing device |
-
2017
- 2017-05-22 CN CN201710363097.6A patent/CN107264719A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB210867A (en) * | 1922-08-15 | 1924-02-15 | William Millar | Improvements in the construction of floating vessels |
| CN102951257A (en) * | 2011-08-27 | 2013-03-06 | 威海中复西港船艇有限公司 | Connecting structure and connection processing method of bottom plate and web plate of ferry glass reinforced plastic boat |
| CN203544291U (en) * | 2013-10-14 | 2014-04-16 | 福建省马尾造船股份有限公司 | Ship body structure |
| CN204775966U (en) * | 2015-05-28 | 2015-11-18 | 重庆帝力游艇制造有限公司 | Host computer seat and ship body connected structure |
| CN105000127A (en) * | 2015-07-29 | 2015-10-28 | 中国船舶工业集团公司第七〇八研究所 | Flat-plate type transverse compartment wall of cargo compartment |
| CN204916044U (en) * | 2015-09-01 | 2015-12-30 | 中船黄埔文冲船舶有限公司 | Marine removable wooden deck fixing device |
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Application publication date: 20171020 |