Ship type and general arrangement of wind power equipment installation transport ship

Abstract

The invention relates to a ship type and general arrangement of a wind power equipment installation transport ship, and belongs to the technical field of ship and ocean engineering. The ship type and general arrangement comprises a ship bottom, an inner bottom, a main deck and an operation deck which are arranged from bottom to top; a cargo hold used for containing fan pile legs is arranged between the inner bottom and the main deck, the operation deck is provided with a large opening, the operation deck is provided with an outward floating structure used for containing blades to be installed on one side of a ship side, and a pile embracing system capable of rotating to lower the pile legs to be used for ship positioning is arranged at the position of the ship side. According to the invention, the problem of inharmonious work at different working stages in the prior art is solved, the problems of efficiency and safety during docking of offshore work are solved, the working efficiency is improved, meanwhile, the shipbuilding and operating cost is reduced, the fuel consumption is also greatly reduced, and thus the carbon emission is reduced.

Description

Technical Field

[0001] The present invention relates to a wind power ship, in particular to a ship type and general layout of a wind power equipment installation and transportation ship, belonging to the technical field of ships and marine engineering. Background Art

[0002] Existing wind turbine installation vessels carry a limited number of wind turbine blades. The operation process often requires lowering the pile legs for positioning, and then retrieving the pile legs after the operation is completed. However, the wind turbine installation vessel needs to accurately dock the wind turbine head and blades during the installation process, which places high demands on the operation window period. Therefore, existing wind turbine installation vessels have many drawbacks that are difficult to resolve in the existing operating environment.

[0003] In addition, with the explosive growth of the wind power industry in recent years, many wind turbine pile legs have destroyed ocean navigation area planning or have been damaged or fallen into disrepair. If a ship type can be proposed that can transport the pile legs directly to the operating sea area and directly recycle the original wind turbine pile legs, this type of ship will be of great use in the future. Summary of the invention

[0004] Existing wind power installation ships carry a limited number of wind turbine blades. In addition, relying on barges to transport pile legs reduces the efficiency of wind power equipment installation and maintenance. Since offshore wind power installation operations have high requirements for the operation window period, existing technologies are difficult to adapt to existing offshore operating environments and other issues.

[0005] In order to solve the above problems, the technical solution of the present invention provides a ship type and general layout of a wind power equipment installation and transportation ship, including a bottom, an inner bottom, a main deck, and an operating deck arranged from bottom to top; a cargo hold for placing wind turbine legs is provided between the inner bottom and the main deck, the operating deck has a large opening, and the operating deck is provided with an outer floating structure on one side of the ship's side for placing blades to be installed, and a pile holding system is provided at the ship's side that can be rotated to lower the pile legs for ship positioning.

[0006] Preferably, in the cargo hold area, the port side of the space from the working deck to the main deck is a multi-functional cabin, and the starboard side is a blade storage cabin, the space from the main deck to the inner bottom is a ballast tank and a cargo hold from left to right, and the engine room is located near the pile holding system, and the space from the inner bottom to the bottom of the ship is a ballast tank.

[0007] Preferably, a living building is provided above the rear portion of the main deck, and a driving cab is provided on top of the living building.

[0008] Preferably, an engine room is provided between the working deck and the main deck, a diesel generator is placed in the engine room, and a chimney is provided at the rear.

[0009] Preferably, a crane located at the tail is provided on the bow end wall of the nacelle, and the operating rotation angle range of the crane is 200°.

[0010] Preferably, a rotating shaft is provided at the rear of the main deck close to the flared structure, and a submarine cable turntable is provided on the rotating shaft.

[0011] Preferably, the submarine cable turntable is placed vertically, the submarine cable on the submarine cable turntable is placed around the rotating shaft, and a part of the submarine cable turntable extends into the water.

[0012] Preferably, the cargo hold is divided into two parts, one part is the port cargo hold, where one pile leg can be placed, and the other part is the starboard cargo hold, where two pile legs can be placed, and the port cargo hold and the starboard cargo hold are fully through structures.

[0013] Preferably, the cargo hold is divided into a portside cargo hold located on the port side and a starboard cargo hold located on the starboard side, and the cargo hold has a large hatch door located at the rear cover plate position, and the large hatch door has a lateral range from the left longitudinal wall of the portside cargo hold to the right longitudinal wall of the right cargo hold, and a vertical range from the main deck to the inner bottom.

[0014] Preferably, the cargo hold is provided with at most three wind turbine legs, wherein at most one is provided in the port cargo hold, and at most two are provided in the starboard cargo hold.

[0015] Preferably, the blade rack is placed on the main deck, and the blade rack can hold no less than 9 blades of the wind turbine.

[0016] Preferably, a pulley is provided at the bottom of the blade rack, and the pulley realizes the contraction of the blade rack after a row of blades are installed.

[0017] Preferably, a latch is provided at the docking position of the blade rack on the main deck, and the latch is a movable latch on the side close to the midship.

[0018] Preferably, the working deck at the bow end is a girder, the working deck at the stern end is a bulkhead and is aligned with the stern cover plate, the large opening is located on the other side of the flared structure, the large opening is used to store the blade rack, and the working deck at one side of the flared structure is arranged with necessary marine equipment and devices related to wind power installation.

[0019] Preferably, the girder is provided with the crane arranged at the bow, the operating rotation angle range of the crane is 360°, and the girder is arranged at a distance of not less than 0.2m from the edge of the opening of the working deck.

[0020] Preferably, the working radius of the crane is not less than 1 / 4 of the length of the blade, and the working load of the crane is not less than 1 / 2 of the weight of the blade.

[0021] Preferably, a propulsion system is provided in the space between the inner bottom edge and the tail sealing plate, and the propulsion system is provided under the longitudinal wall for separating the port bulkhead and the starboard bulkhead.

[0022] Preferably, the inner bottom edge is at least 5m away from the tail sealing plate.

[0023] Preferably, the width of the overhanging structure is not less than 2 / 3 of the maximum width of the blade.

[0024] Preferably, the pile holding system is arranged outside the ship's side, and when the pile holding system is not in operation, its vertical range is located between the inner bottom and the main deck.

[0025] Preferably, the pile holding system is arranged at a position 1 / 4 to 1 / 2 times of the ship length away from the stern, and the flaring structure is disconnected at the central axis position of the pile holding system.

[0026] In summary, the present invention includes the following beneficial technical effects:

[0027] The ship type proposed in the present invention integrates the operational requirements of wind power equipment transportation, installation and submarine cable laying, solving the problems of incoordination of work in different working stages in the prior art, as well as efficiency and safety issues during docking at sea, etc. It not only improves the operating efficiency, but also reduces shipbuilding and operating costs, and greatly reduces fuel consumption, thereby reducing carbon emissions. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is a schematic diagram of a wind power equipment installation and transportation ship type and general layout from a top view of the structure of the present invention;

[0029] Figure 2 This is a schematic diagram of the side view structure of a wind power equipment installation and transportation ship type and general layout of the present invention;

[0030] Figure 3 This is a ship type and general layout of cabin distribution diagram of a wind power equipment installation transport ship of the present invention;

[0031] Figure 4 This is a typical cross-sectional view of the ship type and general layout of a wind power equipment installation and transportation ship according to the present invention.

[0032] Figure numerals: 1. main hull; 2. crane; 3. blades; 4. blade rack; 5. wind turbine pile legs; 6. cable turntable; 7. generator; 8. propulsion system; 9. pile holding system; 11. cabin under the working deck; 12. pile leg cargo hold; 13. double bottom ballast tank; 14. cockpit; 15. living building; 16. chimney; 17. engine room; 18. engine room; 19. generator room. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0034] The embodiment of the present invention discloses a ship type and general layout of a wind power equipment installation and transportation ship, which is provided with a living building 15, an operating deck, a main deck, an inner bottom, and a ship bottom from top to bottom. The operating deck has a large opening, the living building 15 is provided at the rear of the main deck, an engine room 17 is provided between the living building 15 and the main deck, an outboard structure is provided on one side of the ship's side of the operating deck, a cargo hold is provided between the inner bottom and the main deck, a pile holding system 9 is provided at the ship's side, and a chimney 16 and a submarine cable turntable 6 are provided near the living building 15.

[0035] The working deck is located at one end of the bow and is a girder, on which a crane 2 arranged at the bow is installed. The working deck is located at one end of the stern and is a bulkhead, which is aligned with the stern sealing plate. The working deck has a large opening for storing blade racks 4, and the girder is set at a distance of not less than 0.2m from the opening of the working deck. The living building 15 is set above the working deck in the stern area, and the engine room 17 is set below the working deck in the stern area. A diesel generator 7 is placed in the engine room 17, and a chimney 16 is set at the stern. A crane 2 located at the stern is set on the bow end wall of the engine room 17; the working radius of the crane 2 is not less than 1 / 4 of the length of the blade 3, and the working load of the crane 2 is not less than 1 / 2 of the weight of the blade 3.

[0036] The space between the main deck and the inner bottom is set as a cargo hold, which is used to place the fan legs 5. The cargo hold is provided with a large door at the rear cover plate position. The size of the large door ranges horizontally from the left longitudinal wall of the port cargo hold to the right longitudinal wall of the starboard cargo hold, and vertically from the main deck to the inner bottom. A maximum of 3 fan legs 5 can be placed in the cargo hold.

[0037] The distance between the edge of the inner bottom and the tail seal is not less than 5m. A propulsion system 8 is arranged in the space between the inner bottom and the tail seal. The propulsion system 8 is arranged under the longitudinal wall for separating the two cargo holds.

[0038] A cab is arranged on the top of the living building 15. A rotating shaft is arranged on the side of the living building 15 near the installation of the blades 3, and a submarine cable turntable 6 is arranged on the rotating shaft. The submarine cable turntable 6 is placed vertically, and the submarine cable on the submarine cable turntable 6 is placed around the rotating shaft, and a part of the submarine cable turntable 6 extends into the water. The blade rack 4 is placed on the main deck, and the blade rack 4 can hold no less than 9 wind turbine blades 3. The bottom of the blade rack 4 has a pulley, and the pulley realizes the contraction of the blade rack 4 after a row of blades 3 is installed. The docking position of the blade rack 4 is provided with a latch on the main deck, and the latch is a movable latch on the side close to the middle of the ship.

[0039] The flared structure is used to place the blades 3 to be installed, and the width of the flared structure is not less than 2 / 3 of the maximum width of the blades 3. The pile holding system 9 is arranged outside the ship's side, and the vertical range is between the inner bottom and the main deck; the pile holding system 9 is arranged at a distance of 1 / 4 to 1 / 2 times the length of the ship from the stern, and the flared structure is disconnected at the central axis of the pile holding system 9; the pile holding system 9 can rotate, so as to lower the pile legs for ship positioning.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A ship type and general layout of a wind power equipment installation and transportation ship, characterized in that: The invention comprises a ship bottom, an inner bottom, a main deck, and an operation deck arranged from bottom to top; a cargo hold for placing wind turbine pile legs (5) is provided between the inner bottom and the main deck, the operation deck has a large opening, the operation deck is provided with an outer floating structure for placing blades (3) to be installed on one side of the ship's side, and a pile holding system (9) is provided at the ship's side position which can be rotated to lower the pile legs for ship positioning.

2. A wind power equipment installation and transportation ship type and general layout according to claim 1, characterized in that: Located in the cargo hold area, the port side of the space from the working deck to the main deck is a multifunctional cabin, and the starboard side is a blade storage cabin. From left to right, the space from the main deck to the inner bottom is a ballast tank and a cargo hold, and the engine room (17) is located near the pile holding system (9), and the space from the inner bottom to the bottom of the ship is a ballast tank.

3. The ship type and general layout of a wind power equipment installation and transportation ship according to claim 1, characterized in that: A living building (15) is arranged above the rear of the main deck, and a driving cabin is arranged on the top of the living building (15).

4. The ship type and general layout of a wind power equipment installation and transportation ship according to claim 1, characterized in that: A cabin (17) is arranged between the working deck and the main deck. A diesel generator (7) is placed in the cabin (17), and a chimney (16) is arranged at the rear of the cabin (17).

5. A wind power equipment installation and transportation ship type and general layout according to claim 4, characterized in that: A crane (2) located at the tail is arranged on the bow end wall of the cabin (17), and the operating rotation angle range of the crane (2) is 200°.

6. The ship type and general layout of a wind power equipment installation and transportation ship according to claim 1, characterized in that: A rotating shaft is arranged at the rear of the main deck near the flared structure, and a submarine cable turntable (6) is arranged on the rotating shaft.

7. A wind power equipment installation and transportation ship type and general layout according to claim 6, characterized in that: The submarine cable turntable (6) is placed vertically, the submarine cable on the submarine cable turntable (6) is placed around a rotating shaft, and a part of the submarine cable turntable (6) extends into the water.

8. The ship type and general layout of a wind power equipment installation and transportation ship according to claim 1, characterized in that: The cargo hold is divided into a port cargo hold located on the port side and a starboard cargo hold located on the starboard side. The cargo hold is provided with a large door at the rear sealing plate position. The lateral range of the large door is from the left longitudinal wall of the port cargo hold to the right longitudinal wall of the starboard cargo hold, and the vertical range is from the main deck to the inner bottom.

9. A wind power equipment installation and transportation ship type and general layout according to claim 8, characterized in that: The cargo hold can hold at most three wind turbine legs (5), wherein the port cargo hold can hold at most one, and the starboard cargo hold can hold at most two.

10. The ship type and general layout of a wind power equipment installation and transportation ship according to claim 1, characterized in that: The blade rack (4) is placed on the main deck, and the blade rack (4) can hold no less than 9 blades (3) of the fan.

11. A wind power equipment installation and transportation ship type and general layout according to claim 10, characterized in that: A pulley is provided at the bottom of the blade rack (4), and the pulley is used to retract the blade rack (4) after a row of blades (3) are installed.

12. A wind power equipment installation and transportation ship type and general layout according to claim 10, characterized in that: The docking position of the blade rack (4) is provided with a latch on the main deck, and the latch is a movable latch on the side close to the midship.

13. A wind power equipment installation and transportation ship type and general layout according to claim 1, characterized in that: The working deck is located at one end of the bow and is a girder, and is located at one end of the stern and is a bulkhead, and is aligned with the stern sealing plate. The large opening is located on the other side of the flared structure, and the large opening is used to store the blade rack (4). The working deck is located on one side of the flared structure and is arranged with necessary marine equipment and devices related to wind power installation.

14. A wind power equipment installation and transportation ship type and general layout according to claim 13, characterized in that: The girder is provided with the crane (2) arranged at the bow, the operating rotation angle range of the crane (2) is 360°, and the girder is arranged at a distance of not less than 0.2 m from the opening edge of the working deck.

15. A wind power equipment installation and transportation ship type and general layout according to claim 5 or 14, characterized in that: The working radius of the crane (2) is not less than 1 / 4 of the length of the blade (3), and the working load of the crane (2) is not less than 1 / 2 of the weight of the blade (3).

16. A wind power equipment installation and transportation ship type and general layout according to claim 1 or 9, characterized in that: A propulsion system (8) is arranged in the space between the inner bottom and the tail sealing plate, and the propulsion system (8) is arranged under the longitudinal wall used to separate the port bulkhead and the starboard bulkhead.

17. A wind power equipment installation and transportation ship type and general layout according to claim 16, characterized in that: The inner bottom edge is at least 5m away from the tail sealing plate.

18. The ship type and general layout of a wind power equipment installation and transportation ship according to claim 1, characterized in that: The width of the outwardly flapped structure is not less than 2 / 3 of the maximum width of the blade (3).

19. The ship type and general layout of a wind power equipment installation and transportation ship according to claim 1, characterized in that: The pile holding system (9) is arranged outside the ship's side, and during non-operation, the vertical range of the pile holding system (9) is located between the inner bottom and the main deck.

20. A wind power equipment installation and transportation ship type and general layout according to claim 19, characterized in that: The pile-holding system (9) is arranged at a position 1 / 4 to 1 / 2 times the length of the ship from the stern, and the flaring structure is disconnected at the central axis position of the pile-holding system (9).

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