CN217435989U - Shallow water mooring system of floating wind power equipment - Google Patents
Shallow water mooring system of floating wind power equipment Download PDFInfo
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- CN217435989U CN217435989U CN202221751846.5U CN202221751846U CN217435989U CN 217435989 U CN217435989 U CN 217435989U CN 202221751846 U CN202221751846 U CN 202221751846U CN 217435989 U CN217435989 U CN 217435989U
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- 238000007667 floating Methods 0.000 title claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 238000004873 anchoring Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000012209 synthetic fiber Substances 0.000 claims description 3
- 229920002994 synthetic fiber Polymers 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a shallow water mooring system of floating wind-powered electricity generation equipment, including fan and floating platform, the last stand that is provided with of floating platform, every be provided with mooring member on the stand, mooring member includes anchor chain, balancing weight, buoyancy piece and anchor basis, the anchor chain is including the first anchor chain, second anchor chain and the bottom anchor chain that connect gradually, the one end of first anchor chain is connected on the floating platform's of wind-powered electricity generation equipment stand, and the other end is connected with the second anchor chain, the other end and the anchor basis of second anchor chain are connected, the balancing weight sets up on the second anchor chain, the buoyancy piece sets up on the second anchor chain, the balancing weight sets up and is close to first anchor chain one end at the second anchor chain, the buoyancy piece sets up and is close to third anchor chain one end at the second anchor chain. By using the mooring system, the restoring force and the tension of the anchor chain of the mooring system can meet the design requirements more easily, and the design diameter and length of the conventional anchor chain are reduced, so that the design cost of the mooring system is reduced.
Description
Technical Field
The utility model relates to a wind power generation technical field, concretely relates to shallow water mooring system is equipped to floating wind-powered electricity generation.
Background
Deep and open sea wind energy resources are richer compared with offshore wind, but with the continuous increase of water depth, the cost of offshore fixed wind power is rapidly increased, and floating wind power has strong applicability under certain conditions. In recent years, various types of floating wind power schemes are proposed by a plurality of research institutions and units at home and abroad, but the required water depth generally exceeds 80m, and one of the main design difficulties of the floating wind power scheme at the water depth of 40-80m is that a mooring system is adopted.
The existing mooring schemes include catenary mooring, semi-tensioning mooring and tensioning mooring, and the mooring system mainly comprises anchor chains, steel wire ropes, polyester cables, tension ribs and the like. The tension rib is mainly used for a tension leg type design scheme, the steel wire rope and the polyester cable are mainly applied to ultra-deep water due to the weight advantage, the anchor chain is wide in application range, and the anchor chain is more applied to a bottom contact section and a top end of a mooring system in shallow water and deep water. The traditional catenary mooring adopted in the water depth of 40-80m has the problems of small restoring force, large platform deviation, large anchor chain tension, high cost and the like.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to solve the problem that a shallow water mooring system is equipped to floating wind-powered electricity generation is provided, uses this mooring system to make mooring system restoring force and anchor chain tension satisfy the design requirement more easily, reduces conventional anchor chain design diameter and length to reduce mooring system design cost.
The utility model discloses an above-mentioned technical problem is solved to following technical means: the utility model provides a shallow water mooring system is equipped to floating wind-powered electricity generation, including fan and floating platform, the last stand, every that is provided with of floating platform be provided with the mooring element on the stand, the mooring element includes anchor chain, balancing weight, buoyancy piece and anchor basis, the anchor chain is including the first anchor chain, second anchor chain and the bottom anchor chain that connect gradually, the one end of first anchor chain is connected on the stand of the floating platform that wind-powered electricity generation was equipped, and the other end is connected with the second anchor chain, the other end and the anchor basis of second anchor chain are connected, the balancing weight sets up on the second anchor chain, the buoyancy piece sets up on the second anchor chain, the balancing weight sets up and is close to first anchor chain one end at the second anchor chain, the buoyancy piece sets up and is close to third anchor chain one end at the second anchor chain.
Further, the buoyancy block is arranged to be circular or square, and the buoyancy block is arranged to be rubber or synthetic fiber.
Further, the balancing weight is arranged into a cylindrical or square concrete block.
Further, the first anchor chain and the second anchor chain and the third anchor chain are mechanically connected through shackles or three-eye plates.
Further, the second anchor chain is provided with a plurality ofly, and is a plurality of the second anchor chain connects gradually, every it has do not set gradually balancing weight and buoyancy piece to equallize on the second anchor chain.
Further, the buoyancy block is a cylindrical floating barrel, a sliding hole penetrating through the axis is formed in the peripheral wall of the floating barrel, the anchor chain penetrates through the sliding hole and can slide in the sliding hole, a plurality of balls are arranged on the hole walls at two ends of the sliding hole, the anchor chain is lapped on the balls, and the bottom end of the floating barrel is fixedly connected with the seabed through a steel wire rope.
Further, the anchoring base is set to be a suction anchor, a pile anchor or a gravity anchor.
According to the above technical scheme, the utility model discloses compare with prior art and have following advantage: the utility model provides a shallow water mooring system is equipped to floating wind-powered electricity generation, including fan and floating platform, the last stand, every that is provided with of floating platform be provided with the mooring element on the stand, the mooring element includes anchor chain, balancing weight, buoyancy piece and anchor basis, the anchor chain is including the first anchor chain, second anchor chain and the bottom anchor chain that connect gradually, the one end of first anchor chain is connected on the stand of the floating platform that wind-powered electricity generation was equipped, and the other end is connected with the second anchor chain, the other end and the anchor basis of second anchor chain are connected, the balancing weight sets up on the second anchor chain, the buoyancy piece sets up on the second anchor chain, the balancing weight sets up and is close to first anchor chain one end at the second anchor chain, the buoyancy piece sets up and is close to third anchor chain one end at the second anchor chain. By using the mooring system, the restoring force and the tension of the anchor chain of the mooring system can meet the design requirements more easily, and the design diameter and length of the conventional anchor chain are reduced, so that the design cost of the mooring system is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic view of a first embodiment of a shallow water mooring system of floating wind power equipment provided by the utility model;
fig. 2 is a schematic view of a second embodiment of the shallow water mooring system of the floating wind power equipment provided by the utility model;
fig. 3 is a schematic view of a third embodiment of the shallow water mooring system of the floating wind power equipment provided by the utility model;
reference numerals:
1-upright column; 2-a balancing weight; 3-a buoyancy block; 4-anchoring the foundation; 51-a first anchor chain; 52-a second anchor chain; 53-a third anchor chain; 54-a buoy; 55-steel wire rope.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
In a first embodiment, referring to fig. 1, the utility model provides a shallow water mooring system for floating wind power equipment, which comprises a fan and a floating platform, the floating platform is provided with upright posts 1, each upright post 1 is provided with a mooring component, the mooring component comprises an anchor chain, a balancing weight 2, a buoyancy block 3 and an anchoring foundation 4, the anchor chain comprises a first anchor chain 51, a second anchor chain 52 and a bottom end anchor chain which are connected in sequence, one end of the first anchor chain 51 is connected to the upright post 1 of the floating platform of the wind power equipment, the other end of the first anchor chain is connected with the second anchor chain 52, the other end of the second anchor chain 52 is connected with the anchoring base 4, the balancing weight 2 is arranged on the second anchor chain 52, the buoyancy block 3 is arranged on the second anchor chain 52, the counterweight block 2 is arranged at one end of the second anchor chain 52 close to the first anchor chain 51, and the buoyancy block 3 is arranged at one end of the second anchor chain 52 close to the third anchor chain 53. The purpose of adding the buoyancy block 3 to the middle anchor chain is to enable the mooring system to have a certain configuration, so that the tension of the anchor chain after the platform moves is reduced, and meanwhile, a certain control effect is played on the movement of the balancing weight 2. Through hang balancing weight 2 at the front end and increase the restoring force of anchor chain, balancing weight 2 can hang after the anchor chain is wholly installed and is in place. Wherein the shape of the balancing weight 2 can be square or round, and the material can be concrete or lead block. The buoyancy block 3 can be square or round in shape and can be made of rubber or synthetic fiber. The mid-section anchor chains and the buoyancy blocks 3 need to be assembled on land in advance and then installed offshore. The bottom section anchor chain is a bottom contact section and is used for connecting the anchoring foundation 4. And the bottom anchor chain can be laid and installed before the whole floating wind power equipment is in place after the construction of the anchoring foundation 4 is finished. The anchoring base 4 is provided as a suction anchor, a pile anchor or a gravity anchor.
As a further modification of the above embodiment, the first anchor chain 51 and the second anchor chain 52 and the third anchor chain 53 are mechanically connected by shackles or three eye plates.
In a second embodiment, referring to fig. 2, a plurality of second anchor chains 52 are provided, the plurality of second anchor chains 52 are connected in sequence, and each second anchor chain 52 is provided with a counterweight 2 and a buoyancy block 3 in sequence. The second anchor chains 52 are arranged to form a multi-waveform structure, so that a single-waveform structure of the second anchor chains 52 can be used on all the stand columns 1 through water depth and environmental conditions in the using process, and the single-waveform structure and the multi-waveform structure can be mixed on different stand columns 1 for use. Wherein the more wave shaped second chain 52 configurations are used as the water depth is deeper.
In the third embodiment, referring to fig. 3, the buoyancy block 3 is configured as a cylindrical buoy 54, a sliding hole penetrating through an axis is formed in the peripheral wall of the buoy 54, the anchor chain penetrates through the sliding hole and can slide in the sliding hole, a plurality of balls are arranged on the hole walls at two ends of the sliding hole, the anchor chain is lapped on the balls, and the bottom end of the buoy 54 is fixedly connected with the seabed through a steel wire rope 55. The buoyancy block 3 is set to be a floating pontoon 54, the pontoon 54 is provided with a through hole, balls are arranged at two ends of the through hole and rotate to reduce friction when the anchor chain moves, so that the anchor chain can move on the pontoon 54 easily, the middle anchor chain passes through the through hole and can slide in the through hole, a steel wire rope is arranged at the bottom of the pontoon 54 and is fixed on the seabed, the pontoon 54 is placed at one position, and the anchor chain is supported all the time when the pontoon 54 shakes in the seawater fluctuation process.
In the using process, 2-3 anchor chains can share one anchoring foundation 4 as required, and one anchoring foundation 4 can be correspondingly used by one anchor chain; the bottom section anchor chain is a bottom contact section and is used for connecting the anchoring foundation 4. And the bottom anchor chain can be laid and installed before the whole floating wind power equipment is in place after the construction of the anchoring foundation 4 is finished.
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; although the present invention has been described in detail with reference to the foregoing embodiments, it should 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; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (7)
1. The utility model provides a shallow water mooring system of floating wind power equipment, includes fan and floating platform, floating platform is last to be provided with stand (1), every be provided with mooring member on stand (1), its characterized in that: the mooring component comprises an anchor chain, a balancing weight (2), a buoyancy block (3) and an anchoring foundation (4), wherein the anchor chain comprises a first anchor chain (51), a second anchor chain (52) and a bottom anchor chain which are sequentially connected, one end of the first anchor chain (51) is connected to a stand column (1) of a floating platform of the wind power equipment, the other end of the first anchor chain is connected with the second anchor chain (52), the other end of the second anchor chain (52) is connected with the anchoring foundation (4), the balancing weight (2) is arranged on the second anchor chain (52), the buoyancy block (3) is arranged on the second anchor chain (52), the balancing weight (2) is arranged at one end, close to the first anchor chain (51), of the second anchor chain (52), and the buoyancy block (3) is arranged at one end, close to the third anchor chain (53), of the second anchor chain (52).
2. The floating wind power equipment shallow water mooring system of claim 1, characterized in that: the buoyancy block (3) is round or square, and the buoyancy block (3) is made of rubber or synthetic fiber.
3. The floating wind power equipment shallow water mooring system of claim 2, characterized in that: the balancing weight (2) is a cylindrical or square concrete block.
4. The floating wind power equipment shallow water mooring system of claim 3, wherein: the first anchor chain (51) and the second anchor chain (52) and the third anchor chain (53) are mechanically connected by shackles or three eye plates.
5. The floating wind power equipment shallow water mooring system of claim 4, wherein: the second anchor chain (52) is provided with a plurality of, and is a plurality of second anchor chain (52) connects gradually, every it respectively has set gradually balancing weight (2) and buoyancy piece (3) to equally divide on second anchor chain (52).
6. The floating wind power installation shallow water mooring system of claim 5, wherein: the buoyancy block (3) is a cylindrical buoy (54), a sliding hole penetrating through an axis is formed in the peripheral wall of the buoy (54), the anchor chain penetrates through the sliding hole and can slide in the sliding hole, a plurality of balls are arranged on the hole walls at two ends of the sliding hole, the anchor chain is lapped on the balls, and the bottom end of the buoy (54) is fixedly connected with the seabed through a steel wire rope.
7. The floating shallow water mooring system for wind power equipment according to any one of claims 1-5, characterized in that: the anchoring foundation (4) is set to be a suction anchor, a pile anchor or a gravity anchor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221751846.5U CN217435989U (en) | 2022-07-08 | 2022-07-08 | Shallow water mooring system of floating wind power equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221751846.5U CN217435989U (en) | 2022-07-08 | 2022-07-08 | Shallow water mooring system of floating wind power equipment |
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|---|---|
| CN217435989U true CN217435989U (en) | 2022-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221751846.5U Active CN217435989U (en) | 2022-07-08 | 2022-07-08 | Shallow water mooring system of floating wind power equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115923998A (en) * | 2022-12-16 | 2023-04-07 | 浙江运达风电股份有限公司 | Mooring equipment of floating system and floating type fan system |
| CN116101440A (en) * | 2023-04-14 | 2023-05-12 | 广州睿海海洋科技有限公司 | Offshore platform for carrying marine equipment and offshore solar photovoltaic equipment |
-
2022
- 2022-07-08 CN CN202221751846.5U patent/CN217435989U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115923998A (en) * | 2022-12-16 | 2023-04-07 | 浙江运达风电股份有限公司 | Mooring equipment of floating system and floating type fan system |
| CN116101440A (en) * | 2023-04-14 | 2023-05-12 | 广州睿海海洋科技有限公司 | Offshore platform for carrying marine equipment and offshore solar photovoltaic equipment |
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