CN217198567U - Floating type offshore wind power platform rolling and loading transfer system - Google Patents
Floating type offshore wind power platform rolling and loading transfer system Download PDFInfo
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- CN217198567U CN217198567U CN202220436790.8U CN202220436790U CN217198567U CN 217198567 U CN217198567 U CN 217198567U CN 202220436790 U CN202220436790 U CN 202220436790U CN 217198567 U CN217198567 U CN 217198567U
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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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Abstract
The utility model discloses a floating offshore wind power platform roll-on/roll-off transfer system, which comprises a wharf berthing facility, wherein a plurality of traction devices are arranged at equal intervals along the shore direction of the wharf berthing facility; a berthing barge is arranged between the wharf berthing facility and the wind power platform to form a continuous shore wall. The berthing system can be used for berthing a novel wind power platform with a special structural form and large tonnage difference at a wharf with a large water level height difference, and can effectively disperse impact force of the wharf on the wind power platform.
Description
Technical Field
The utility model belongs to marine wind power field, in particular to float marine wind power platform roll-on-roll equipment transfer system of formula.
Background
Compared with the current mainstream fixed offshore wind power technology, the floating offshore wind power technology is suitable for wider offshore space, is not influenced by seabed geological conditions, and has cost advantage in water depth areas of 50 meters and more. Meanwhile, the influence of installation and construction on the environment is relatively small, and the site selection of the fan is relatively more flexible. With the development of offshore wind power, floating offshore wind power is an inevitable choice for future development. The wind power platform in the prior art is not suitable for the traditional building mode of carrying in a dock and launching after undocking, so that the floating offshore wind power platform rolling transfer system needs to be designed to achieve the purpose of not occupying a dock and being capable of being implemented in a ground area covered by a crane.
Disclosure of Invention
The utility model aims to solve the technical problem that a float formula offshore wind power platform rolls dress transfer system is provided, refutes to the pier forward position from building the place for a short time through SPMT module car, treats that tidal water satisfies the shipment requirement after, rolls dress to the system that preset position and completion were refuted on the semi-submerged barge, this system stability is good, and the shipment time is short, easily operation, and can the effective control cost.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
float offshore wind power platform roll-on-roll-off transfer system, its characterized in that: the system comprises a semi-submersible barge, wherein the semi-submersible barge is moored with a wharf through a cable; the side board of the semi-submersible barge is connected with a plurality of docking platforms which are in contact fit with the quay wall; the surface of the connection platform is provided with a springboard which is matched with the SPMT module vehicle; and the plurality of groups of SPMT module cars are arranged below the wind power platform.
Preferably, three groups of supporting mechanisms consisting of a plurality of docking blocks are arranged on the surface of the semi-submersible barge, and the three groups of supporting mechanisms are respectively arranged below the preset installation positions of three buoys of the wind power platform.
Preferably, height adjusting wedges are arranged on the surface of the docking block; the upper surfaces of the plurality of groups of docking blocks are all positioned on the same horizontal plane.
Preferably, three sets of SPMT module vehicles are arranged below the first buoy of the wind power platform; four groups of SPMT module vehicles are arranged below the second buoy and the third buoy.
Further, the SPMT module vehicle determines to select 212 SPMT axes and 11 PPU power heads according to the appearance characteristics and the weight distribution curve of the wind power platform.
Further, the docking platforms are arranged into three groups; one group is matched with the first buoy, and the other two groups are symmetrically arranged on two sides of the semi-submersible barge and are matched with the second buoy and the third buoy.
Preferably, a photoelectric sensor is arranged on the side, close to the shore, of the semi-submersible barge and matched with a reflecting plate of a wharf; the photoelectric sensor is electrically connected to a control loop of the SPMT module vehicle; and the photoelectric sensor detects whether the relative height between the semi-submersible barge and the wharf is level or not, and controls the operation of the SPMT module vehicle through a feedback result.
Further, the photoelectric sensor detects the relative height between the semi-submersible barge and the wharf and feeds the relative height back to a control room of the semi-submersible barge, and the height is adjusted by controlling the lifting or sinking of the semi-submersible barge.
The beneficial effects of the utility model are that:
the system solves the problem that the floating wind power platform can be implemented in the ground area covered by the crane without occupying the dock in the prior art by adopting a construction mode of carrying in the dock and launching after undocking; good stability, short shipment time, easy operation and effective cost control.
Drawings
FIG. 1 is a layout view of the mooring arrangement of the semi-submersible barge wharf of the present invention;
FIG. 2 is a diagram of a wind power platform loading arrangement and docking block arrangement;
FIG. 3 is a schematic diagram of the wind power platform of the present invention cooperating with the SPMT module vehicle;
fig. 4 is a layout diagram of the SPMT module vehicle of the present invention;
the reference numbers in the figures are: the system comprises a semi-submersible barge 1, a docking platform 2, a wharf 3, an SPMT module vehicle 4, a docking block 5, a wind power platform 6, a first buoy 61, a second buoy 62 and a third buoy 63.
Detailed Description
Example 1:
as in fig. 1-4, floating offshore wind power platform roll-on/roll-off transfer system, its characterized in that: comprises a semi-submersible barge 1, wherein the semi-submersible barge 1 is moored with a wharf 3 through a cable; the side of the semi-submersible barge 1 is connected with a plurality of docking platforms 2 which are in contact fit with the quay wall of a wharf 3; the surface of the connection platform 2 is provided with a springboard which is matched with the SPMT module vehicle 4; the multiple groups of SPMT module cars 4 are arranged below the wind power platform 6.
Preferably, three groups of supporting mechanisms consisting of a plurality of docking blocks 5 are arranged on the surface of the semi-submersible barge 1, and the three groups of supporting mechanisms are respectively arranged below the preset installation positions of three buoys of the wind power platform 6.
Preferably, height-adjusting wedges are arranged on the surface of the docking block 5; the upper surfaces of the plurality of groups of docking blocks 5 are all positioned on the same horizontal plane.
Preferably, three sets of SPMT module cars 4 are arranged below the first buoy 61 of the wind power platform 6; four sets of SPMT module cars 4 are disposed below the second buoy 62 and the third buoy 63.
Further, the SPMT module vehicle determines to select 212 SPMT axes and 11 PPU power heads according to the appearance characteristics and the weight distribution curve of the wind power platform 6.
Further, the docking platforms 2 are arranged in three groups; one of the two sets is matched with the first buoy 61, and the other two sets are symmetrically arranged at two sides of the semi-submersible barge 1 and are matched with the second buoy 62 and the third buoy 63.
Preferably, a photoelectric sensor is arranged on the side, close to the shore, of the semi-submersible barge 1 and matched with a reflecting plate of the wharf 3; the photoelectric sensor is electrically connected to a control loop of the SPMT module vehicle 4; the photoelectric sensor detects whether the relative height between the semi-submersible barge 1 and the wharf 3 is level or not, and controls the operation of the SPMT module car 4 through a feedback result.
Further, the photoelectric sensor detects the relative height between the semi-submersible barge 1 and the quay 3 and feeds back the relative height to a control room of the semi-submersible barge 1, and the height is adjusted by controlling the ascent or descent of the semi-submersible barge 1.
Example 2:
after the semi-submersible barge 1 is towed to a wharf 3, 3 loading platforms are additionally arranged on two sides of the semi-submersible barge. The total length of the wind power platform 6 is 78.95m, the total width is 91.16m, the width of a semi-submersible barge 1 for launching is only 60m, in order to meet the requirements of the SPMT module vehicle 4 for roll-on shipment and the drop barge of the wind power platform 6 after loading, a loading platform 1 (with the length of 20m and the width of 7 m) is added on the port side of the semi-submersible barge, a loading platform 2 (with the length of 20m and the width of 7 m) and a loading platform 3 (with the length of 13.3m and the width of 7 m) are added on the starboard side of the semi-submersible barge, the connection between a loading platform frame and a port side outer plate needs to be completely melted through, and UT inspection is carried out. After the loading platform is installed, the starboard of the semi-submersible barge 1 is leaned against a preset position of the wharf 3 according to a positioning line marked in advance on the wharf 3, and 6 nylon ropes with the diameter of 56mm and the breaking tension of 48KN are respectively moored on 6 cable piles on the wharf 3.
The wind power platform 6 is carried on a slide way assembly site, after the carrying is completed and the loading condition is met, the vehicle is refuted to the front edge of the wharf 3 for a short time through the SPMT module vehicle 4, and the roll-on loading is carried out after the roll-on operation preparation work is ready and the tide height meets the roll-on loading requirement.
3 rows of SPMT module vehicles 4 are arranged below the No. 1 buoy, 4 rows of SPMT module vehicles 4 are arranged below the No. 2 buoy and the No. 3 buoy respectively, the wind power platform 6 and the tool self weight 5600t, the SPMT is provided with 212 axes and 11 PPUs, the total weight 1031t of the axis vehicles, the total bearing capacity 40t of the axis vehicles is 212 t =8480t, the maximum load after the SPMT axes are grouped is 31.6 t/shaft, the flow load is 9.29t/m2, and the load rate is 31.6/40= 79%. Grouping calculation description: the SPMT consist is first organized into 3 hydraulic groupings, with a grouping (buoy # 1) 84 axes, B grouping (buoy # 3) 64 axes, and C grouping (buoy # 2) 64 axes. Description of transportation stability: from a safety perspective, a key issue for ultra-wide and ultra-high transportation is stability. In order to ensure stability, the wheel track of the flat car is widened, namely through transverse combination, through research, a 3-point supporting system of a hydraulic suspension circuit is more beneficial, the gravity center of the wind power platform 6 is located in a bearing area of the SPMT module car 4, and the correct loading can be ensured by monitoring a pressure gauge of a hydraulic system. The stabilizing angle tg α = L/H =13624/15186=0.897, α =41.9 °, the stabilizing angle > 7 ° is safe according to the industry specification, and the stabilizing angle of the working condition is 41.9 ° according to the lateral stability calculation chart, so that the safety is determined.
The wind power platform 6 is arranged on the bearing deck of the semi-submersible barge 1, the center position of the platform is arranged at the rib positions FR30-180, and the transverse center of the platform is coincident with the central line of the semi-submersible barge 1. The wind power platform 6 is required to be provided with 150 docking blocks 5 at preset positions on a semi-submersible barge bearing deck, the height of the docking blocks 5 is adjusted by using wedges, the wedges are arranged in place before rolling and loading, and the blocks are leveled preliminarily.
And (3) springboard type selection: the height of the anti-collision fender at the front edge of the wharf 3 is 500mm, 7 (6 m x 3m x 30 mm) steel plates are selected as bridge passing plates in the project, the axle distance of the SPMT is 1400mm, so that only 1 axle stress exists in the 500mm area, and the steel plate strength is calculated according to the axle load full load 32t centralized load. The material is Q235, the positive bending stress sigma max = 102.9N/mm 2 < bending resistance design value f 141N/mm 2, and the maximum support shear stress tau max = 2.16N/mm 2 < shear resistance design value fv 94N/mm 2. The mid-span deflection relative value v = L/686 < deflection control value [ v ]: L/250, so the steel plate (30 mm) can meet the requirement of the roller-mounted springboard at the front edge of the wharf 3 of the project.
According to the rolling plan, the SPMT is scheduled to be dispatched to the vicinity of the train entering area in advance, 212 axes and 11 PPUs are spliced into 11 trains according to a train distribution diagram, and necessary debugging and inspection are carried out. The spliced 11 trains of vehicles are respectively controlled to descend by using a remote controller and enter the bottom of the wind power platform 6 and accurately reach an appointed position, parallel cables among the 11 trains of vehicles PPU are connected, the vehicles are controlled by using the remote controller to enable the vehicle platform to ascend, the wind power platform 6 is jacked up and reaches an appointed running height (about 1500 mm), and the SPMT module vehicles 4 are controlled by using 1 remote controller to be short refuted to the front edge of the wharf 3. Before the wind power platform 6 is rolled and loaded onto the ship, according to actual measurement conditions of a tide meter and a wharf 3, a proper amount of ballast water is pre-pressed into the semi-submersible barge 1, and when a semi-submersible barge bearing deck is slightly higher than the surface of the wharf 3 by 50-100 mm, the SPMT starts to be rolled and loaded onto the ship. In the loading process, the semi-submersible barge 1 is subjected to front-back left-right load adjustment to ensure that a bearing deck of the semi-submersible barge 1 is kept flush with a wharf 3, if the bearing deck of the semi-submersible barge 1 is lower than the wharf 3 by more than 100mm, the SPMT stops, the front-back left-right load adjustment is carried out and the dual action of flood tide is combined, when the bearing deck is lifted to a state capable of loading, the SPMT is loaded onto a transport ship again to finish a second round, the steps are repeated until all the SPMTs are loaded onto the transport ship and reach the designated position, and the SPMT deck descends until a wind power platform 6 is docked on a dock block 5 which is arranged in advance, and the ship is completely loaded.
The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (5)
1. Float offshore wind power platform roll-on-roll-off transfer system, its characterized in that: comprises a semi-submersible barge (1), wherein the semi-submersible barge (1) is moored with a wharf (3) through a cable; the side board of the semi-submersible barge (1) is connected with a plurality of docking platforms (2) which are in contact fit with the quay wall; the surface of the connection platform (2) is provided with a springboard which is matched with the SPMT module vehicle (4); the multiple groups of SPMT module cars (4) are arranged below the wind power platform (6).
2. The floating offshore wind power platform roll-on/roll-off transfer system of claim 1, wherein: the semi-submersible barge (1) is characterized in that three groups of supporting mechanisms consisting of a plurality of docking blocks (5) are arranged on the surface of the semi-submersible barge, and the three groups of supporting mechanisms are respectively arranged below the preset installation positions of three buoys of the wind power platform (6).
3. The floating offshore wind power platform roll-on/roll-off transfer system of claim 2, wherein: height adjusting wedge blocks are arranged on the surface of the docking block (5); the upper surfaces of the plurality of groups of docking blocks (5) are all positioned on the same horizontal plane.
4. The floating offshore wind power platform roll-on/roll-off transfer system of claim 1, wherein: three groups of SPMT module vehicles (4) are arranged below the first buoy (61) of the wind power platform (6); four groups of SPMT module vehicles (4) are arranged below the second buoy (62) and the third buoy (63).
5. The floating offshore wind power platform roll-on/roll-off transfer system of claim 1, wherein: a photoelectric sensor is arranged on one side, close to the shore, of the semi-submersible barge (1) and matched with a reflecting plate of a wharf; the photoelectric sensor is electrically connected to a control loop of the SPMT module vehicle (4).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220436790.8U CN217198567U (en) | 2022-03-02 | 2022-03-02 | Floating type offshore wind power platform rolling and loading transfer system |
| JP2022001111U JP3237813U (en) | 2022-03-02 | 2022-04-07 | Roll-on / roll-off transfer system for floating offshore wind platforms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220436790.8U CN217198567U (en) | 2022-03-02 | 2022-03-02 | Floating type offshore wind power platform rolling and loading transfer system |
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| Publication Number | Publication Date |
|---|---|
| CN217198567U true CN217198567U (en) | 2022-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220436790.8U Active CN217198567U (en) | 2022-03-02 | 2022-03-02 | Floating type offshore wind power platform rolling and loading transfer system |
Country Status (2)
| Country | Link |
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| JP (1) | JP3237813U (en) |
| CN (1) | CN217198567U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115610593A (en) * | 2022-09-20 | 2023-01-17 | 中国铁建港航局集团有限公司 | Roll-on/roll-off boarding construction method for ultra-large components |
| CN116238664A (en) * | 2023-05-12 | 2023-06-09 | 广州文船重工有限公司 | Floating type offshore wind power platform launching method |
-
2022
- 2022-03-02 CN CN202220436790.8U patent/CN217198567U/en active Active
- 2022-04-07 JP JP2022001111U patent/JP3237813U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115610593A (en) * | 2022-09-20 | 2023-01-17 | 中国铁建港航局集团有限公司 | Roll-on/roll-off boarding construction method for ultra-large components |
| CN116238664A (en) * | 2023-05-12 | 2023-06-09 | 广州文船重工有限公司 | Floating type offshore wind power platform launching method |
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| Publication number | Publication date |
|---|---|
| JP3237813U (en) | 2022-06-08 |
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