CN113859460A - Polar FPSO who possesses anti ice performance and wind power generation system - Google Patents
Polar FPSO who possesses anti ice performance and wind power generation system Download PDFInfo
- Publication number
- CN113859460A CN113859460A CN202111300801.6A CN202111300801A CN113859460A CN 113859460 A CN113859460 A CN 113859460A CN 202111300801 A CN202111300801 A CN 202111300801A CN 113859460 A CN113859460 A CN 113859460A
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- fpso
- ice
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- power generation
- platform
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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
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
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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
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/50—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers
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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
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/08—Ice-breakers or other vessels or floating structures for operation in ice-infested waters; Ice-breakers, or other vessels or floating structures having equipment specially adapted therefor
- B63B35/12—Ice-breakers or other vessels or floating structures for operation in ice-infested waters; Ice-breakers, or other vessels or floating structures having equipment specially adapted therefor having ice-cutters
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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
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
- B63B2035/4426—Stationary floating buildings for human use, e.g. floating dwellings or floating restaurants
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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
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
- B63B2035/4433—Floating structures carrying electric power plants
- B63B2035/446—Floating structures carrying electric power plants for converting wind energy into electric energy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/727—Offshore wind turbines
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention provides a polar FPSO with anti-icing performance and a wind power generation system. The invention comprises an upper module and a hull, wherein a power system and an anchoring system are arranged below the hull, the upper module comprises an FPSO platform, a working area and a living area, the working area and the living area are arranged on the FPSO platform, the cross section of the FPSO platform is regular octagon, an anti-ice structure is arranged on each side plane of a prism of the FPSO platform, the anti-ice structure is provided with a sharp corner, and a wind power generation device is arranged above the FPSO platform and used for supplying power to the working area and the living area. The ice-resistant structure cone structure can convert the extrusion damage between the sea ice and the vertical structure into bending damage, thereby being beneficial to ice resistance. The wind driven generator is arranged on the FPSO, so that the design can be integrated into a whole for two purposes in a polar region, can simultaneously meet the development of petroleum resources and the utilization of wind resources, and has engineering significance.
Description
Technical Field
The invention relates to the technical field of floating liquefied natural gas production, storage and unloading devices, in particular to a polar field FPSO with ice resistance and a wind power generation system.
Background
The FPSO provided by the invention is a floating liquefied natural gas production storage and unloading device technology. As the strategic view of oil and gas development in various countries shifts from offshore to deep sea, the demand of FPSOs is greatly increased. Various novel FPSOs are widely used, including octagonal FPSOs, inverted pyramid FPSOs, cylindrical FPSOs, hourglass FPSOs, and the like, and these new designs promote more efficient use of deep sea petroleum resources. However, huge oil and gas resources are reserved in polar regions, the FPSO which can be operated at sea in arctic sea areas at present is still in a preliminary development stage, and the related technical problem is not overcome yet. An offshore structure that is operated in polar regions at sea needs to take into account the influence of ice loads. FPSOs normally operating in arctic sea areas must have ice-resistant capacity to minimize the impact of ice loads on the structure, and FPSOs that are currently in use are not equipped with ice-resistant devices, and thus work in ice areas is extremely difficult. Meanwhile, the individual functions of the oil storage device are simplified, and additional energy is needed to support the oil storage device.
Disclosure of Invention
In view of the above-mentioned technical problems, the present invention provides a polar FPSO having an anti-icing performance and a wind power generation system, and the present invention designs an inverted cone type anti-icing structure having a triangular cross-section at an edge of the FPSO, thereby effectively improving the anti-icing capability of the FPSO. The arrangement of the wind driven generator can ensure that the FPSO not only can ensure the exploitation of polar region oil, but also can effectively utilize wind resources. The technical means adopted by the invention are as follows:
the utility model provides a polar region FPSO that possesses anti-ice performance and wind power generation system, includes upper portion chunk and hull, the hull below is equipped with power system and anchor mooring system, the upper portion chunk includes the FPSO platform and sets up workspace, living area above that, the cross-section of FPSO platform is regular octagon, and anti-ice structure is all installed to each side plane of FPSO platform prism, anti-ice structure has the closed angle, the top of FPSO platform is equipped with wind power generation set, and it is used for supplying power for workspace and living area.
Furthermore, the anti-ice structure comprises a steel plate with a triangular section, one side of the triangle is arranged close to the FPSO platform, and a corner corresponding to the side is used as a sharp corner for breaking ice.
Furthermore, the included angle between the inclined edge and the horizontal plane of the wedge-shaped steel plate with the triangular section is 60 degrees, and the upper edge of the steel plate is positioned above the working horizontal plane of the FPSO.
Furthermore, the steel plate is of an inverted cone structure, namely the longitudinal section of the steel plate is triangular, the upper part of the triangle is a side parallel to the horizontal plane, and the lower part of the triangle is an angle.
Furthermore, the inside diaphragm and the longitudinal plate that sets up of steel sheet, six different diaphragms of cross sectional dimension evenly set up in the longitudinal plate both sides along vertical.
Further, five anti-ice devices are arranged per side.
Further, driving system includes underwater propulsor, mooring system is the interior tower type single-point mooring system of tensioning formula anchor chain, including many evenly arranged anchor chains.
The invention has the following advantages:
1. the ice-resistant cone structure converts the crushing damage between the sea ice and the upright structure into bending damage, which is beneficial to ice resistance. The reverse taper design reduces the impact of ice loading while preventing the build up of crushed ice. The triangular cross section with the sharp corners facing outwards can avoid the generation of high pressure zones. The design of the wedge-shaped steel plate and the inner transverse and longitudinal plates enables the strength and rigidity of the whole structure to be obviously improved.
2. The oil storage device and the wind driven generator can work in a matched mode, individual functions are prevented from being simplified, the design can be integrated and dual-purpose in the polar region, development of petroleum resources and utilization of wind resources can be met simultaneously, and the oil storage device has engineering significance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a top view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a schematic perspective view of the present invention.
Fig. 4 is a bottom view of the present invention.
FIG. 5 is a schematic structural view of the anti-icing device of the present invention, wherein (a) is a perspective view, (b) is a cross-sectional view of (a), and (c) is a schematic cross-sectional view of the cross-plate.
In the figure: 1. a working area; 2. a living area; 3. a wind power generator; 4. the triangular section inverted cone type anti-icing device; 5. a propeller for dynamic positioning; 6. an inner tower type single-point anchoring system of a tensioning anchor chain is adopted.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 4, the embodiment of the invention discloses a polar field FPSO with ice resistance and a wind power generation system, which comprises an upper block and a hull, wherein a power system and an anchoring system are arranged below the hull, the upper block comprises an FPSO platform, a working area 1 and a living area 2 which are arranged on the FPSO platform, the section of the FPSO platform is regular octagon, an ice resistance structure is arranged on each side plane of a prism of the FPSO platform, the ice resistance structure is provided with a sharp corner, and a wind power generation device 3 is arranged above the FPSO platform and used for supplying power to the working area and the living area, so that normal offshore operation and personnel life are guaranteed. The invention can be applied to the development of polar region petroleum resources and is also beneficial to the utilization of polar region wind energy. The cross section symmetry of regular octagon platform is good, need not to consider the different effects that different load directions lead to, and compares in the cylinder of circular cross section, and anti ice structure is installed more easily to each side plane of the prism of regular octagon cross section.
Anti ice structure is anti ice device 4 of triangle cross-section inverted cone type, and the anti ice performance of back taper will be superior to just awl, and the frictional force that mainly embodies when receiving the bending damage is less, and the back taper design can avoid the phenomenon of piling up of trash ice, and back taper type structure is along FPSO major structure's outward flange radial arrangement. This embodiment specifically includes the steel sheet of triangle-shaped cross-section, and the FPSO platform setting is pressed close to on one side of triangle-shaped, and the angle that this limit corresponds is as the closed angle of broken ice, and the closed angle is towards the outside, can eliminate the impact of bold ice to a certain extent. The design can prevent the high-pressure area generated in the action of sea ice and the structure and reduce the influence of ice load and structure vibration. The crushing damage of the sea ice can be converted into bending damage when the sea ice is in contact with the inverted cone-shaped structure, and the load of the sea ice acting on the FPSO is reduced to a great extent.
The included angle of hypotenuse and horizontal plane is 60 degrees to the wedge-shaped steel sheet of triangle cross-section, and the top edge of steel sheet is located FPSO's work horizontal plane's top. The steel plate and the edge of the platform are fixed in a welding mode, the steel plate is of an inverted cone-shaped structure, namely the longitudinal section of the steel plate is triangular, the upper side of the triangle is a side parallel to the horizontal plane, and the lower side of the triangle is an angle.
As shown in FIG. 5, the steel plate is internally hollow and comprises transverse plates and longitudinal plates, and the transverse plates with different cross-sectional sizes are uniformly arranged on two sides of the longitudinal plates along the vertical direction. The increase of the transverse and longitudinal plates can improve the overall rigidity and strength of the anti-icing device, and compared with a rod piece structure, the safety is higher.
In a preferred embodiment, five anti-icing devices are arranged on each side, and the anti-icing devices are arranged in an equal manner and are positioned on the same horizontal plane.
The power system comprises an underwater propeller (propeller 5) for power positioning, and the anchoring system is an inner tower type single-point anchoring system 6 of a tensioning type anchor chain and comprises a plurality of evenly arranged anchor chains.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. The polar region FPSO with the ice resistance and the wind power generation system is characterized by comprising an upper block and a hull, wherein a power system and an anchoring system are arranged below the hull, the upper block comprises an FPSO platform, a working area and a living area, the working area and the living area are arranged on the FPSO platform, the section of the FPSO platform is in a regular octagon shape, an ice resistance structure is arranged on each side plane of a prism of the FPSO platform, the ice resistance structure is provided with a sharp corner, and a wind power generation device is arranged above the FPSO platform and used for supplying power to the working area and the living area.
2. The polar FPSO with ice-resisting capability and wind power generation system as claimed in claim 1, wherein the ice-resisting structure comprises a steel plate with a triangular cross section, one side of the triangle is arranged close to the FPSO platform, and the corresponding corner of the side is used as a sharp corner for breaking ice.
3. Polar FPSO with ice-worthy properties and a wind power generation system according to claim 2, characterised in that the triangular section wedge-shaped steel plate has an angle of 60 ° with the horizontal plane, the upper edge of the steel plate being located above the working horizontal plane of the FPSO.
4. The polar FPSO with ice-fighting capability and wind power generation system according to claim 2, wherein the steel plate has an inverted cone-shaped structure, i.e. the longitudinal section of the steel plate is triangular, the upper part of the triangle is the side parallel to the horizontal plane, and the lower part of the triangle is the angle.
5. The polar FPSO having anti-icing performance and a wind power generation system according to claim 2, wherein the steel plate is internally provided with transverse plates and longitudinal plates, and six transverse plates with different cross-sectional dimensions are vertically and uniformly arranged on two sides of the longitudinal plates.
6. Polar FPSO with anti-icing and wind-powered electric generation system according to one of the claims 1 to 5, characterized in that five anti-icing means are arranged per side.
7. The polar FPSO with ice-worthy and wind-powered electricity generation system according to claim 1, wherein the power system comprises an underwater propeller, and the mooring system is a tension-type internal tower single-point mooring system comprising a plurality of evenly arranged anchor chains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111300801.6A CN113859460A (en) | 2021-11-04 | 2021-11-04 | Polar FPSO who possesses anti ice performance and wind power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111300801.6A CN113859460A (en) | 2021-11-04 | 2021-11-04 | Polar FPSO who possesses anti ice performance and wind power generation system |
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| Publication Number | Publication Date |
|---|---|
| CN113859460A true CN113859460A (en) | 2021-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111300801.6A Pending CN113859460A (en) | 2021-11-04 | 2021-11-04 | Polar FPSO who possesses anti ice performance and wind power generation system |
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| CN (1) | CN113859460A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114644089A (en) * | 2022-04-06 | 2022-06-21 | 中集海洋工程研究院有限公司 | Offshore wind and solar complementary power generation system and offshore floating bearing platform |
-
2021
- 2021-11-04 CN CN202111300801.6A patent/CN113859460A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114644089A (en) * | 2022-04-06 | 2022-06-21 | 中集海洋工程研究院有限公司 | Offshore wind and solar complementary power generation system and offshore floating bearing platform |
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