CN102146873A - Single column maritime wind power generation device with circumferential stabilizing column - Google Patents
Single column maritime wind power generation device with circumferential stabilizing column Download PDFInfo
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- CN102146873A CN102146873A CN2011100800022A CN201110080002A CN102146873A CN 102146873 A CN102146873 A CN 102146873A CN 2011100800022 A CN2011100800022 A CN 2011100800022A CN 201110080002 A CN201110080002 A CN 201110080002A CN 102146873 A CN102146873 A CN 102146873A
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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
- B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
- B63B1/02—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
- B63B1/10—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
- B63B1/107—Semi-submersibles; Small waterline area multiple hull vessels and the like, e.g. SWATH
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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
- B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
- B63B1/02—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
- B63B1/10—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
- B63B1/12—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls the hulls being interconnected rigidly
- B63B2001/128—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls the hulls being interconnected rigidly comprising underwater connectors between the hulls
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
- B63B39/06—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water
- B63B2039/067—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water effecting motion dampening by means of fixed or movable resistance bodies, e.g. by bilge keels
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- Physics & Mathematics (AREA)
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- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention provides a single column maritime wind power generation device with a circumferential stabilizing column, and belongs to the technical field of ocean energy resource utilization. The single column maritime wind power generation device with the circumferential stabilizing column comprises a wind power generation set, a single column base, the circumferential stabilizing column, a supporting structure, a berthing system and a fixed ballast system; the wind power generation set is fixed on the single column base; the circumferential stabilizing column is fixed at the periphery of the single column base; both ends of the supporting structure are connected with the circumferential stabilizing column and the single column base respectively; the middle part and the bottom of the single column base are connected with the berthing system and the fixed ballast system respectively; and the berthing system is connected with the seabed. By arranging the circumferential stabilizing column, a larger waterline plane inertial moment can be obtained in a smaller waterline plane area; meanwhile, due to the low gravity center of the single column base, the stability requirement is met and the high water power performance is gained; therefore, a stable, economic and flexible floating base is provided for the wind power generation set, so the single column maritime wind power generation device with the circumferential stabilizing column is particularly applicable to deep water regions of the open sea.
Description
Technical field
What the present invention relates to is the device that a kind of marine energy utilizes technical field, specifically is a kind of open side type Oversea wind power generation device with circumferential stability column.
Background technique
Along with the develop rapidly of World Economics, human demand to the energy grows with each passing day.Yet conventional energy resource is because it is non-renewable, and its reserves reduce day by day, the severe challenge that the environmental pollution of using conventional energy resource simultaneously and being produced has become survival and development of mankind and faced.At present, the associated mechanisms of countries in the world all utilizes reproducible clean energy resource at active development.There are abundant wind energy resources and wide smooth zone in the sea, makes the Oversea wind power generation technology become the focus of using in recent years.
China's coastal waters wind energy resources is estimated to reach 7.5 hundred million kilowatts, is 3 times of land wind energy resourceses, and the Oversea wind power generation field will become the emphasis of future development.Yet high-quality wind energy resources mostly concentrate on non-shallow water area (＞30m), as South China Sea, the fixed basis of traditional Oversea wind power generation is no longer suitable, marine floating wind generating unit has very wide prospect as a kind of alternative form.
Find through literature search prior art, U.S. renewable energy sources laboratory (NREL) issues and mentioned three kinds of marine floating blower fan forms in a report " Engineering Challenges for Floating Offshore Wind Turbine " (NREL/CP-500-38766) in September, 2007: 1) open side type (SPAR), by the ballast method center of gravity is reduced to below the centre of buoyancy; 2) tension leg type (TLP) obtains the platform stability by tension leg tension force is set; 3) barge formula (BARGE) by bigger water plane area is set, increases moment of inertia of waterplane, thereby obtains the platform stability.Above technology is the conventional art of the acquisition stability that Naval Architecture and Ocean Engineering adopt, and is relatively ripe, and all obtained practical application in the offshore oil engineering.But it is different with the offshore oil engineering, wind-power electricity generation is a purpose to reduce the unit cost of wind power generation, this has just determined its buoyant foundation that is applicable to wind-power electricity generation should satisfy usage requirement (as buoyancy, stability, unsinkability and wave-making resistance etc.), has the better economic performance simultaneously again.Norway in successful installation and operation in 2009 " Hywind " open side type wind generating unit, this blower fan rated power 2.3MW adopts the 1st) the kind mode obtains stability, drinking water 100m, displacement of volume 5300m
3, cost of investment is up to 400,000,000 Norwegian Krone.If will adopt this technology to realize marine extensive generating, the cost of investment height, economic performance is poor; This technology is not suitable for the marine site of the depth of water less than 100m in addition, and mounting technique difficulty height, and this just needs to propose a kind of novel buoyant foundation of not only satisfying the stability requirement but also having better Economy.
Summary of the invention
The present invention is directed to the prior art above shortcomings, a kind of open side type Oversea wind power generation device with circumferential stability column is provided, by circumferential stability column is set, obtained bigger moment of inertia of waterplane with less water plane area, simultaneously force down center of gravity by the open side type basis, required but also obtained good hydrodynamic performance thereby not only satisfied stability,, be particularly useful for the Deepwater Open Sea zone for wind power generating set provides stable, economic a, buoyant foundation flexibly.
The present invention is achieved by the following technical solutions, the present invention includes: wind power generating set, open side type basis, circumferential stability column, supporting structure, anchoring system and fixed ballast system, wherein: wind power generating set is fixedly set on the open side type basis, circumferentially stability column is fixedly set in around the open side type basis, the two ends of supporting structure link to each other with the open side type basis with circumferential stability column respectively, the middle part on open side type basis links to each other with the fixed ballast system with anchoring system respectively with the bottom, and anchoring system is connected with the seabed.
Described open side type basis is a round column structure, and its bottom links to each other with the fixed ballast system and is connected with anchoring system to limit the six-freedom motion of described open side type Oversea wind power generation device to reduce system's center of gravity and middle part.
Described circumferential stability column is a round column structure, its number more than or equal to 3 and the medial axis of every circumferential stability column identical with the perpendicular distance of the medial axis on open side type basis.
Be provided with initiatively ballasting system in the described circumferential stability column.
Described circumferential stability column bottom is provided with to hang down swings plate structure.
Compared with prior art, the invention has the beneficial effects as follows: 1) the open side type basis is by being provided with ballasting system in the bottom, thereby effectively reduced system's center of gravity, improved the stability of system; 2) circumferentially stability column is arranged at the open side type basis on the circumference at center, obtained bigger moment of inertia of waterplane with less water plane area, thereby having improved system's stability has obtained good hydrodynamic performance again; 3) circumferentially stability column inside is provided with initiatively ballasting system, regulates to realize the rapid system floading condition; 4) circumferentially the stability column bottom is provided with to hang down and swings plate structure, effectively increase system vertically swing, pitching and rolling motion damping, thereby obtain good hydrodynamic performance; 5), thereby realized protection to open side type basis and wind power generating set by the unsinkability energy that circumferential stability column effectively raises system is set; 6) buoyant foundation that is provided is not only applicable to horizontal axis formula wind power generating set, is applicable to the perpendicular axis type wind-driven generator group simultaneously; 7) by circumferential stability column is set, improved the position, centre of buoyancy of system, therefore strengthened depth of water adaptability.
Description of drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a plan view of the present invention.
Fig. 3 is a side view of the present invention.
Fig. 4 is a plan view of the present invention.
Embodiment
Below embodiments of the invention are elaborated, present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed mode of execution and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, present embodiment comprises: wind power generating set 1, open side type basis 2, circumferential stability column 3, stull structure 4, diagonal brace structure 5, anchoring system 6 and fixed ballast system 7, wherein: wind power generating set 1 is fixedly set on the open side type basis 2, circumferentially stability column 3 is fixedly set in around the open side type basis 2, stull structure 4 links to each other with open side type basis 2 with circumferential stability column 3 respectively with diagonal brace structure 5, the middle part on open side type basis 2 links to each other with fixed ballast system 7 with anchoring system 6 respectively with the bottom, and anchoring system 6 is connected with the seabed.
Described wind power generating set 1 is horizontal axis or perpendicular axis type wind-driven generator group 1.
Described open side type basis 2 is a round column structure, and its bottom links to each other with fixed ballast system 7 and is connected with anchoring system 6 to limit the six-freedom motion of described open side type Oversea wind power generation device to reduce system's center of gravity and middle part.
Described circumferential stability column 3 is a round column structure, its number equal 5 and the medial axis of every circumferential stability column 3 identical with the perpendicular distance of the medial axis on open side type basis 2.
Described fixed ballast system 7 adopts the high density packings to be arranged in the ballast tank of 2 bottoms, open side type basis, can effectively reduce the height of C.G. of described open side type Oversea wind power generation device, and then improves stability.
Be provided with initiatively ballasting system 8 in the described circumferential stability column 3, this active ballasting system 8 by ballast pump group and pipeline according to the motion amplitude of described open side type Oversea wind power generation device in real time in described circumferential stability column 3 ballast tank carry out water filling and the action of drawing water, to compensate the pitching and the rolling motion of described open side type Oversea wind power generation device.
Described circumferential stability column 3 bottoms are provided with to hang down swings plate structure 9, and this hangs down and swings plate structure 9 is a surface plate shelf structure, and shape can be circle or polygonal, on the grillage suitably perforate to increase the vertical plate resistance Buddhist nun that swings.
Described anchoring system 6 is suspensive chain type or oblique tension compact form, is made up of mooring cable 10 and anchor 11.
The working procedure of present embodiment is as follows: when wind speed was lower than the incision wind speed 3m/s of 5MW wind power generating set, the 5MW wind power generating set was closed; When wind speed was higher than the incision wind speed 3m/s of 5MW wind power generating set, the 5MW wind power generating set was started working, and began generating; When wind speed reached or be higher than the rated wind speed 12m/s of 5MW wind power generating set, the 5MW wind power generating set reached rated power; When wind speed was higher than the cut-out wind speed 25m/s of 5MW wind power generating set, the 5MW wind power generating set was closed.
The open side type 5MW Oversea wind power generation device of the circumferential stability column of band of present embodiment combines the advantage of open side type and barge formula, by optimization open side type basis and 5 circumferential stability columns are set, have obtained stability (the high 12m of initial stability) and unsinkability preferably with less displacement of volume (about 3000m3); Swing plate by being provided with to hang down, increased the kinetic damping of system, thereby effectively reduced the motion response of system in the stability column bottom; By the tension type anchoring system is set, makes the motion on wave of whole system be effectively controlled, thereby provide a metastable buoyant foundation for the 5MW wind power generating set.
Claims (6)
1. open side type Oversea wind power generation device with circumferential stability column, it is characterized in that, comprise: wind power generating set, open side type basis, circumferential stability column, supporting structure, anchoring system and fixed ballast system, wherein: wind power generating set is fixedly set on the open side type basis, circumferentially stability column is fixedly set in around the open side type basis, the two ends of supporting structure link to each other with the open side type basis with circumferential stability column respectively, the middle part on open side type basis links to each other with the fixed ballast system with anchoring system respectively with the bottom, and anchoring system is connected with the seabed.
2. the open side type Oversea wind power generation device with circumferential stability column according to claim 1 is characterized in that described wind power generating set is horizontal axis or perpendicular axis type wind-driven generator group.
3. the open side type Oversea wind power generation device with circumferential stability column according to claim 1, it is characterized in that, described open side type basis is a round column structure, and its bottom links to each other with the fixed ballast system and is connected with anchoring system to limit the six-freedom motion of described open side type Oversea wind power generation device to reduce system's center of gravity and middle part.
4. according to the described open side type Oversea wind power generation device of above-mentioned arbitrary claim with circumferential stability column, it is characterized in that, described circumferential stability column is a round column structure, its number more than or equal to 3 and the medial axis of every circumferential stability column identical with the perpendicular distance of the medial axis on open side type basis.
5. the open side type Oversea wind power generation device with circumferential stability column according to claim 4 is characterized in that, is provided with initiatively ballasting system in the described circumferential stability column.
6. the open side type Oversea wind power generation device with circumferential stability column according to claim 4 is characterized in that, described circumferential stability column bottom is provided with to hang down swings plate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100800022A CN102146873B (en) | 2011-03-31 | 2011-03-31 | Single column maritime wind power generation device with circumferential stabilizing column |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100800022A CN102146873B (en) | 2011-03-31 | 2011-03-31 | Single column maritime wind power generation device with circumferential stabilizing column |
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| CN102146873A true CN102146873A (en) | 2011-08-10 |
| CN102146873B CN102146873B (en) | 2013-01-09 |
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| CN2011100800022A Expired - Fee Related CN102146873B (en) | 2011-03-31 | 2011-03-31 | Single column maritime wind power generation device with circumferential stabilizing column |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102433890A (en) * | 2011-12-22 | 2012-05-02 | 新疆金风科技股份有限公司 | Floating type offshore wind turbine base and positioning system thereof |
| CN102490876A (en) * | 2011-12-23 | 2012-06-13 | 新疆金风科技股份有限公司 | Floating offshore wind turbine movement suppression device and floating base for offshore wind turbine |
| CN102865198A (en) * | 2012-09-06 | 2013-01-09 | 华南理工大学 | Floating foundation of offshore wind-driven generator |
| CN103423091A (en) * | 2013-08-08 | 2013-12-04 | 浙江海洋学院 | Offshore wind power generating set |
| WO2015131756A1 (en) * | 2014-03-04 | 2015-09-11 | 新疆金风科技股份有限公司 | Flare-type tensile legs floating wind turbine base, offshore wind turbine and construction method |
| GB2538329A (en) * | 2015-05-05 | 2016-11-16 | Oceanflow Dev Ltd | Platform and assembly solution for a floating offshore device |
| CN107653897A (en) * | 2017-10-11 | 2018-02-02 | 上海勘测设计研究院有限公司 | Open side type foundation structure of offshore wind |
| CN109458304A (en) * | 2018-11-30 | 2019-03-12 | 上海电气风电集团有限公司 | A kind of semisubmersible-type floatation type blower foundation suitable for big megawatt-level wind unit |
| CN110001877A (en) * | 2019-04-17 | 2019-07-12 | 华南理工大学 | A kind of three float type offshore wind power foundation of variable cross-section type |
| CN111271225A (en) * | 2020-03-04 | 2020-06-12 | 戴炳泉 | Wind power and wind energy generator capable of self-adapting to wind power change and stably generating power |
| CN111271226A (en) * | 2020-03-05 | 2020-06-12 | 陈金清 | Offshore moistureproof wind power and wind energy power generation equipment |
| CN113619742A (en) * | 2021-08-18 | 2021-11-09 | 北京谱海科技有限公司 | Hybrid floating offshore wind turbine platform and design and construction method of composite material side column thereof |
| CN115163420A (en) * | 2022-07-29 | 2022-10-11 | 江苏道达风电设备科技有限公司 | Offshore wind power foundation and tower drum integrated structure |
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| EP2302205A1 (en) * | 2009-09-29 | 2011-03-30 | The Monobuoy Company Ltd. | Floating power plant comprising water turbine and wind turbine |
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| CN101981306A (en) * | 2007-09-24 | 2011-02-23 | 布鲁H知识产权塞浦路斯有限公司 | Conversion system of off-shore wind energy suitable for deep water |
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Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102433890B (en) * | 2011-12-22 | 2014-12-24 | 新疆金风科技股份有限公司 | Floating type offshore wind turbine base and positioning system thereof |
| CN102433890A (en) * | 2011-12-22 | 2012-05-02 | 新疆金风科技股份有限公司 | Floating type offshore wind turbine base and positioning system thereof |
| CN102490876A (en) * | 2011-12-23 | 2012-06-13 | 新疆金风科技股份有限公司 | Floating offshore wind turbine movement suppression device and floating base for offshore wind turbine |
| CN102490876B (en) * | 2011-12-23 | 2014-04-02 | 新疆金风科技股份有限公司 | Floating offshore wind turbine movement suppression device and floating base for offshore wind turbine |
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| CN102865198A (en) * | 2012-09-06 | 2013-01-09 | 华南理工大学 | Floating foundation of offshore wind-driven generator |
| CN102865198B (en) * | 2012-09-06 | 2015-03-11 | 华南理工大学 | Floating foundation of offshore wind-driven generator |
| CN103423091A (en) * | 2013-08-08 | 2013-12-04 | 浙江海洋学院 | Offshore wind power generating set |
| CN103423091B (en) * | 2013-08-08 | 2015-11-25 | 浙江海洋学院 | A kind of offshore wind power generation device |
| US10293890B2 (en) | 2014-03-04 | 2019-05-21 | Xinjiang Goldwind Science & Technology Co., Ltd. | Flare-type tensile legs floating wind turbine base, offshore wind turbine and construction method |
| WO2015131756A1 (en) * | 2014-03-04 | 2015-09-11 | 新疆金风科技股份有限公司 | Flare-type tensile legs floating wind turbine base, offshore wind turbine and construction method |
| GB2538329A (en) * | 2015-05-05 | 2016-11-16 | Oceanflow Dev Ltd | Platform and assembly solution for a floating offshore device |
| GB2538329B (en) * | 2015-05-05 | 2017-12-20 | Ocean Flow Energy Ltd | Platform and assembly solution for a floating offshore device |
| CN107653897A (en) * | 2017-10-11 | 2018-02-02 | 上海勘测设计研究院有限公司 | Open side type foundation structure of offshore wind |
| CN109458304A (en) * | 2018-11-30 | 2019-03-12 | 上海电气风电集团有限公司 | A kind of semisubmersible-type floatation type blower foundation suitable for big megawatt-level wind unit |
| CN110001877A (en) * | 2019-04-17 | 2019-07-12 | 华南理工大学 | A kind of three float type offshore wind power foundation of variable cross-section type |
| CN111271225A (en) * | 2020-03-04 | 2020-06-12 | 戴炳泉 | Wind power and wind energy generator capable of self-adapting to wind power change and stably generating power |
| CN111271225B (en) * | 2020-03-04 | 2022-01-18 | 上海姬硕企业咨询有限公司 | Wind power and wind energy generator capable of self-adapting to wind power change and stably generating power |
| CN111271226A (en) * | 2020-03-05 | 2020-06-12 | 陈金清 | Offshore moistureproof wind power and wind energy power generation equipment |
| CN113619742A (en) * | 2021-08-18 | 2021-11-09 | 北京谱海科技有限公司 | Hybrid floating offshore wind turbine platform and design and construction method of composite material side column thereof |
| CN115163420A (en) * | 2022-07-29 | 2022-10-11 | 江苏道达风电设备科技有限公司 | Offshore wind power foundation and tower drum integrated structure |
| CN115163420B (en) * | 2022-07-29 | 2023-09-22 | 江苏道达风电设备科技有限公司 | Offshore wind power foundation and tower integrated structure |
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