CN105178347A - Offshore anemometer tower foundation, offshore anemometer platform and application method of offshore anemometer platform - Google Patents
Offshore anemometer tower foundation, offshore anemometer platform and application method of offshore anemometer platform Download PDFInfo
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- CN105178347A CN105178347A CN201510497200.7A CN201510497200A CN105178347A CN 105178347 A CN105178347 A CN 105178347A CN 201510497200 A CN201510497200 A CN 201510497200A CN 105178347 A CN105178347 A CN 105178347A
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Abstract
The invention discloses an offshore anemometer tower foundation. The offshore anemometer tower foundation comprises a tubular pile and a plurality of supporting legs. The first ends of the supporting legs are fixedly connected to the tubular pile. The second end of each supporting leg is connected with a stand column. Buoyancy tanks are arranged between the adjacent supporting legs. The supporting legs, the buoyancy tanks and the stand columns are all of a hollow structure. One or more of the supporting legs, the buoyancy tanks and the stand columns are provided with water inflowing and draining devices and air inlet devices. The offshore anemometer tower foundation has the advantages of being good in stability, capable of being used repeatedly, low in construction difficulty, low in construction cost, short in installation period and high in installation efficiency. The invention further provides an offshore anemometer platform and an application method thereof.
Description
Technical field
The present invention relates to marine survey wind technology, be specifically related to a kind of offshore anemometer tower foundation, marine survey wind platform and using method thereof.
Background technology
Under the economic boost being main energy sources with oil, the worry causing people already day by day in short supply of oil, explores and the development of new energy being used becomes the target that world develops in succession.Wherein wind energy has caused the extensive concern of various countries research staff as a kind of clean regenerative resource, and the most typical mode of Wind Power Utilization is exactly wind-power electricity generation, utilizes the continuous research and development in various countries of the technical scheme of wind power generation.Nowadays the wind energy that various countries develop on land is carried out comprehensively, but due to the finiteness of land wind energy resources, has then turned one's attention to ocean, even developed to deep-sea.The effect that generates electricity preferably can be reached owing to building wind power generation plant in open ground, therefore, marine exclusive weathercock stability, sea wind roughness is less, wind turbulence intensity is little and wind speed is larger, and do not need the land resources taking land, make to build one of wind power generation plant main research aspect having become various countries' wind-power electricity generation at sea.
Before building wind power plant at sea, needing the marine site planning to build wind energy turbine set to build offshore anemometer tower, to reach actual measurement wind-resources data and relevant weather data, thus determining whether this marine site is applicable to building marine wind electric field.Meanwhile, the wind power generation plant at sea built, in running, also needs the various data of anemometer tower.Offshore anemometer tower surveys wind devices as the key collecting wind energy resources and wind quality needed for marine wind electric field early construction, to anemometer tower use and installation is proposed certain requirement.
At present, what the foundation structure of offshore anemometer tower generally adopted is pile foundation or gravity type foundation, wherein pile foundation comprises bored pile foundation, precast concrete pile foundation, steel pipe pile foundation, and to apply more in these three kinds of pile foundation fields be steel pipe pile foundation, common are single column steel pipe pile and many columns steel pipe pile, comprise steel pipe post, steel work cushion cap and steel cat ladder etc.Tower foundation adopts many pile foundation structures, and its mounting method is all generally installed by construction ship, and construction technology difficulty and operating expenses are all relatively high, and efficiency of construction is low.Just because of this, develop a kind of novel offshore anemometer tower foundation, solve difficulty of construction large, reduce construction cost, shorten installation period, improve installation effectiveness, become the technical problem that those skilled in the art is badly in need of solving.
Summary of the invention
It is good, reusable that the technical problem to be solved in the present invention is to provide a kind of steadiness, the offshore anemometer tower foundation that difficulty of construction is little, construction cost is low, installation period is short, installation effectiveness is high, marine survey wind platform and using method thereof.
A first aspect of the present invention, provide a kind of offshore anemometer tower foundation, comprise pile tube and multiple supporting leg, the first end of described supporting leg is all fixedly connected on described pile tube, second end of described supporting leg is all connected with column, be provided with buoyancy tank between adjacent described supporting leg, described supporting leg, buoyancy tank, column are hollow-core construction, and one or more in described supporting leg, buoyancy tank, column are provided with feeding/discharging device and inlet duct.
Further, described buoyancy tank, supporting leg, column are relatively independent sealing structure, and described buoyancy tank is provided with the first water valve and the first air valve, and described supporting leg is provided with the second water valve and the second air valve.
Further, described column is equiped with vibrator.
Further, the quantity of described supporting leg is three, angularly distributes centered by pile tube, and its first end is all fixedly connected on described pile tube by the first flange, and its second end is all connected with described column by the second flange.
Further, described pile tube upper end is connected with supporting station, and described supporting station is provided with obliquity sensor.
A second aspect of the present invention, provides and a kind of marine surveys wind platform, comprise anemometer tower foundation and anemometer tower frame, and described anemometer tower foundation is arranged on the supporting station of described anemometer tower foundation for the anemometer tower foundation described in above-mentioned any one, described anemometer tower frame.
A third aspect of the present invention, additionally provides the mounting method that wind platform is surveyed at a kind of sea, and it is that wind platform is surveyed at above-mentioned sea that wind platform is surveyed at described sea, and described mounting method comprises the following steps:
S1: assemble marine survey wind platform in advance;
S2: sea is surveyed the towage of wind platform to predetermined ventilation measuring point;
S3: water filling in buoyancy tank and supporting leg, makes offshore anemometer tower foundation sink, and column inserts sea bed.
Further, in step s3, when offshore anemometer tower foundation sinks down into predetermined critical state, detect the angle of inclination in offshore anemometer tower foundation sinking watching, control the waterflood injection rate of each buoyancy tank and/or supporting leg, offshore anemometer tower foundation integral level is sunk.
Further, further comprising the steps of after step S3:
S4: anemometer tower foundation increases counterweight at sea, and/or, column increases vibration, until column inserts sea bed completely.
Further, further comprising the steps of:
S5: complete after surveying wind, injecting gas in buoyancy tank and supporting leg, the water in buoyancy tank and supporting leg is discharged, offshore anemometer tower foundation is floated;
S6: sea is surveyed the towage of wind platform to next predetermined area.
Further, in step s 5, when offshore anemometer tower foundation floats up to predetermined critical state, detect the angle of inclination in offshore anemometer tower foundation floating-upward process, control the gas injection speed of each buoyancy tank and/or supporting leg, offshore anemometer tower foundation integral level is floated.
Offshore anemometer tower foundation of the present invention adopts the structure of branched leg and many buoyancy tanks, and supporting leg two ends are all connected with pile tube and column respectively by flange, form fabricated construction, facilitate the assembly and disassembly of the present embodiment offshore anemometer tower foundation on the one hand, effectively strengthen the structural strength of offshore anemometer tower foundation on the other hand.Secondly, the center of all supporting legs, buoyancy tank pile tube relative to column angularly distributes, and this symmetrical structure, for ensureing that the center of gravity of the present embodiment offshore anemometer tower foundation is in center, makes its balance quality better, more reliably, and is more convenient for controlling.Again, supporting leg, buoyancy tank and column are hollow-core construction, separate sealing between it, form six independently sealed compartments, the i.e. main buoyancy module of three buoyancy tank formation, the secondary buoyancy module that three supporting legs are formed, six sealed compartments all can independently control into draining, possess good controllability and stability when ensureing that offshore anemometer tower foundation is sunk or floats.
Offshore anemometer tower platform of the present invention can complete assembling in lands such as the port and piers nearer apart from ventilation measuring point, installs after being transported to infield without the need to loose mail again; Utilizing himself suspensible feature after installation, using common tugboat to get final product towage to ventilation measuring point, without the need to additionally increasing other mounting shippings; After arriving ventilation measuring point, realized the sinking of offshore anemometer tower foundation by water filling, and inertial impact force when utilizing realizes, in column embedding sea bed, preventing the lateral sliding of offshore anemometer tower foundation, improving the steadiness on basis; After the operation of survey wind completes, injecting gas in buoyancy tank and supporting leg, namely realizes the floating of offshore anemometer tower foundation after being drained by the water in buoyancy tank and supporting leg, can carry out the operation of survey wind by towage to next ventilation measuring point again, reusable.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the perspective view of the embodiment of the present invention.
Fig. 2 is the main TV structure schematic diagram of the embodiment of the present invention.
Fig. 3 is the structural representation of embodiment of the present invention when being suspended in the water surface.
Structural representation when Fig. 4 is embodiment of the present invention insertion sea bed.
Description of reference numerals: 11, obliquity sensor; 12, supporting leg; 121, the second water valve; 122, the second air valve; 13, pile tube; 14, supporting station; 2, column; 21, vibrator; 3, buoyancy tank; 31, the first water valve; 32, the first air valve.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As depicted in figs. 1 and 2, the offshore anemometer tower foundation of the present embodiment, comprise pile tube 13 and three supporting legs 12, three supporting legs 12 angularly distribute centered by pile tube 13, the first end of supporting leg 12 is all fixedly connected on pile tube 13 by the first flange, and supporting leg 12 second end all has column 2 by the second Flange joint.Buoyancy tank 3 is provided with between adjacent legs 12, buoyancy tank 3 is connected with pile tube 13 by three-flange, supporting leg 12, buoyancy tank 3, column 2 are hollow-core construction, form relatively independent sealed compartment, buoyancy tank 3 is provided with the first water valve 31 and the first air valve 32, and supporting leg 12 is provided with the second water valve 121 and the second air valve 122.Wherein, first water valve 31, second water valve 121 is water inlet and the public valve of draining, and preferably the first water valve 31 is located at the top of buoyancy tank 3, and the first air valve 32 is located at the bottom of buoyancy tank 3, second water valve 121 is located at the top of supporting leg 12, the second air valve 122 is located at the bottom of supporting leg 12
The present embodiment offshore anemometer tower foundation adopts the structure of branched leg 12 and many buoyancy tanks 3, and supporting leg two ends are all connected with pile tube 13 and column 2 respectively by flange, buoyancy tank 3 is connected with pile tube 13 by flange, form fabricated construction, facilitate the assembly and disassembly of the present embodiment offshore anemometer tower foundation on the one hand, effectively strengthen the structural strength of offshore anemometer tower foundation on the other hand.
Secondly, the center of all supporting legs 12, buoyancy tank 3 pile tube 13 relative to column 2 angularly distributes, namely the angle between adjacent legs 12 is 120 °, this symmetrical structure is for ensureing that the center of gravity of the present embodiment offshore anemometer tower foundation is in center, make its balance quality better, more reliably, and be more convenient for controlling.
Again, supporting leg 12, buoyancy tank 3 and column 2 are hollow-core construction, separate sealing between it, form six independently sealed compartments, the i.e. main buoyancy module of three buoyancy tank formation, the secondary buoyancy module that three supporting legs are formed, six sealed compartments all can independently control into draining, possess good controllability and stability when ensureing that offshore anemometer tower foundation is sunk or floats.
Certainly, it should be noted that, those skilled in the art should be clear, and the quantity of supporting leg, buoyancy tank and column can also be arranged as required, and as two, four, five or other more multimodes, the present embodiment is not limited to this.In addition, in the present embodiment, consider the factors such as structural strength, column 2 is independently sealing structures, water-inflow and drain valve is not set, at sea anemometer tower foundation sinks and does not participate in into draining in floating-upward process, and obviously, column 2 also can participate in into draining, can water valve and air valve be independently set, also can be communicated with the large sealed compartment of formation one with the supporting leg 12 of correspondence, use water valve on supporting leg 12 and air valve realizes into draining, the present invention is not limited to this.
In the present embodiment, pile tube 13 is connected with supporting station 14, supporting station 14 is provided with obliquity sensor 11, the integral level situation of offshore anemometer tower foundation when sinking and float can be detected in real time by obliquity sensor 11, thus can take measures in time, as controlled the note drainage speed of each buoyancy tank 3 or each supporting leg 12, remain integral level to regulate offshore anemometer tower foundation.
In the present embodiment, also can be equiped with vibrator 21 on each column 2.When the offshore anemometer tower foundation of the present embodiment is sunk, after column 2 inserts sea bed, vibrator 21 column 2 is utilized to apply vibration, until column 2 inserts sea bed completely, make offshore anemometer tower foundation more firmly with stable, in addition, also can according to the integral level situation of offshore anemometer tower foundation, the several vibrator 21 of independent control certain or certain, carry out the degree of depth that adjusting post 2 inserts sea bed, thus the leveling realized offshore anemometer tower foundation, for the accuracy of follow-up survey wind devices survey data lays a good foundation; The method is simple and practical.
On this basis, present invention also offers a kind of marine survey wind platform, comprise aforesaid anemometer tower foundation and anemometer tower frame, anemometer tower frame is arranged on the supporting station 14 of anemometer tower foundation.Certainly, all advantages that wind platform possesses aforementioned anemometer tower foundation are surveyed at sea of the present invention, do not repeat them here.
On this basis, invention further provides the using method that wind platform is surveyed at a kind of sea, comprise the following steps:
S1: assemble offshore anemometer tower foundation and anemometer tower frame at port and pier in advance, and keep the air in each buoyancy tank 3 and supporting leg 12, after having assembled, by offshore anemometer tower foundation, wind platform suspension is surveyed on the water surface in sea, now state is as shown in Figure 3;
S2: by offshore anemometer tower foundation towage to predetermined ventilation measuring point;
S3: after arriving predetermined ventilation measuring point, water filling in buoyancy tank 3 and supporting leg 12, offshore anemometer tower foundation is sunk, column 2 is made to insert sea bed, when offshore anemometer tower foundation sinks down into predetermined critical state, the angle of inclination in offshore anemometer tower foundation sinking watching is detected in real time by inclination sensor 11, if offshore anemometer tower foundation is sunk to side, then reduce the waterflood injection rate of subsidence position compared with downside buoyancy tank and/or supporting leg, or increase the waterflood injection rate of subsidence position upper side buoyancy tank and/or supporting leg, integral level is sunk to make offshore anemometer tower foundation remain.After column 2 inserts sea bed, balancing weight can also be installed as required on supporting station 14 to increase the weight of the present embodiment offshore anemometer tower foundation, and/or, open the vibrator 21 on column 2, column 2 applies vibration, until column 2 inserts sea bed completely, now state as shown in Figure 4.
S5: after completing the installation of surveying wind platform, can open survey wind devices and carry out survey wind, complete after surveying wind, injecting gas in buoyancy tank 3 and supporting leg 12, discharged by the water in buoyancy tank 3 and supporting leg 12, offshore anemometer tower foundation is floated; Equally, in the process, detect the integral level state of offshore anemometer tower foundation by obliquity sensor 11 in real time, and regulate the gas injection speed of each buoyancy tank 3 and/or supporting leg 12 according to testing result in time, offshore anemometer tower foundation can be remained, and integral level floats;
S6: sea is surveyed the towage of wind platform to next predetermined area, repeats aforesaid operations, can complete the survey wind of next predetermined ventilation measuring point.
The offshore anemometer tower platform of the present embodiment can complete assembling in lands such as the port and piers nearer apart from ventilation measuring point, installs after being transported to infield without the need to loose mail again; Utilizing himself suspensible feature after installation, using common tugboat to get final product towage to ventilation measuring point, without the need to additionally increasing other mounting shippings; Arrive after ventilation measuring point, realized the sinking of offshore anemometer tower foundation by water filling, and inertial impact force when utilizing realizes column 2 embeds in sea bed, prevent the lateral sliding of offshore anemometer tower foundation, improve the steadiness on basis; After the operation of survey wind completes, injecting gas in buoyancy tank and supporting leg, namely realizes the floating of the present embodiment offshore anemometer tower foundation after being drained by the water in buoyancy tank and supporting leg, can carry out the operation of survey wind by towage to next ventilation measuring point again, reusable.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. an offshore anemometer tower foundation, it is characterized in that: comprise pile tube (13) and multiple supporting leg (12), the first end of described supporting leg (12) is all fixedly connected on described pile tube (13), second end of described supporting leg (12) is all connected with column (2), buoyancy tank (3) is provided with between adjacent described supporting leg (12), described supporting leg (12), buoyancy tank (3), column (2) is hollow-core construction, and described supporting leg (12), buoyancy tank (3), one or more in column (2) are provided with feeding/discharging device and inlet duct.
2. offshore anemometer tower foundation according to claim 1, it is characterized in that: described buoyancy tank (3), supporting leg (12), column (2) are relatively independent sealing structure, described buoyancy tank (3) is provided with the first water valve (31) and the first air valve (32), and described supporting leg (12) is provided with the second water valve (121) and the second air valve (122).
3. offshore anemometer tower foundation according to claim 1 and 2, is characterized in that: described pile tube (13) upper end is connected with supporting station (14), described supporting station (14) is provided with obliquity sensor (11).
4. offshore anemometer tower foundation according to claim 3, it is characterized in that: the quantity of described supporting leg (12) is three, angularly distribute centered by pile tube (13), and its first end is all fixedly connected on described pile tube (13) by the first flange, its second end is all connected with described column (2) by the second flange.
5. offshore anemometer tower foundation according to claim 3, is characterized in that: described column (2) is equiped with vibrator (21).
6. a marine survey wind platform, comprise anemometer tower foundation and anemometer tower frame, it is characterized in that: described anemometer tower foundation is arranged on the supporting station (14) of described anemometer tower foundation for the anemometer tower foundation described in any one of claim 1-5, described anemometer tower frame.
7. a using method for wind platform is surveyed at sea according to claim 6, it is characterized in that, comprises the following steps:
S1: assemble marine survey wind platform in advance;
S2: sea is surveyed the towage of wind platform to predetermined ventilation measuring point;
S3: water filling in buoyancy tank (3) and supporting leg (12), makes offshore anemometer tower foundation sink, column (2) inserts sea bed.
8. the using method of wind platform is surveyed at sea according to claim 7, it is characterized in that: in step s3, when offshore anemometer tower foundation sinks down into predetermined critical state, detect the angle of inclination in offshore anemometer tower foundation sinking watching, control the waterflood injection rate of each buoyancy tank (3) and/or each supporting leg (12), offshore anemometer tower foundation integral level is sunk.
9. the using method of wind platform is surveyed at sea according to claim 8, it is characterized in that: further comprising the steps of after step S3:
S4: anemometer tower foundation increases counterweight at sea, and/or, column (2) increases vibration, until column (2) inserts sea bed completely.
10. the using method of wind platform is surveyed at the sea according to any one of claim 7-9, it is characterized in that: further comprising the steps of:
S5: complete after surveying wind, injecting gas in buoyancy tank (3) and supporting leg (12), the water in buoyancy tank (3) and supporting leg (12) is discharged, offshore anemometer tower foundation is floated;
S6: sea is surveyed the towage of wind platform to next predetermined area.
The using method of wind platform is surveyed at 11. seas according to claim 10, it is characterized in that: in step s 5, when offshore anemometer tower foundation floats up to predetermined critical state, detect the angle of inclination in offshore anemometer tower foundation floating-upward process, control the gas injection speed of each buoyancy tank (3) and/or each supporting leg (12), offshore anemometer tower foundation integral level is floated.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510497200.7A CN105178347B (en) | 2015-08-13 | 2015-08-13 | A kind of offshore anemometer tower foundation, marine survey wind platform and its application method |
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| CN201510497200.7A CN105178347B (en) | 2015-08-13 | 2015-08-13 | A kind of offshore anemometer tower foundation, marine survey wind platform and its application method |
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| CN105178347A true CN105178347A (en) | 2015-12-23 |
| CN105178347B CN105178347B (en) | 2017-09-15 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108252286A (en) * | 2016-12-28 | 2018-07-06 | 广东海上城建控股发展有限公司 | Bottom-sitting type pier and its water transportation installation method |
| CN109611666A (en) * | 2018-12-24 | 2019-04-12 | 南京津码智能科技有限公司 | A kind of installation method of underwater monitoring awareness apparatus bogey and the underwater guidance system instrument based on the device |
| CN114791507A (en) * | 2022-04-19 | 2022-07-26 | 河海大学 | Marine anemometer |
| CN116837848A (en) * | 2023-09-01 | 2023-10-03 | 中交第一航务工程局有限公司 | Underwater multi-pile piling guide device and application method thereof |
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| DE102012016692A1 (en) * | 2012-08-24 | 2014-02-27 | Werner Möbius Engineering GmbH | Method for installation of heavyweight foundation system for off-shore wind energy plant, involves countersinking base body into seabed, and temporarily preloading foundation by ballast bodies engaged at foundation in limited manner |
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| WO2010143967A2 (en) * | 2009-06-10 | 2010-12-16 | Seatower As | Tripod foundation |
| CN102444138A (en) * | 2011-10-28 | 2012-05-09 | 郑俊斌 | Anemometry tower provided with laser anemometer |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108252286A (en) * | 2016-12-28 | 2018-07-06 | 广东海上城建控股发展有限公司 | Bottom-sitting type pier and its water transportation installation method |
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| CN116837848A (en) * | 2023-09-01 | 2023-10-03 | 中交第一航务工程局有限公司 | Underwater multi-pile piling guide device and application method thereof |
| CN116837848B (en) * | 2023-09-01 | 2024-01-23 | 中交第一航务工程局有限公司 | Underwater multi-pile piling guide device and application method thereof |
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Address after: 102206 31 Industrial Park, North Qing Road, Beijing, Changping District Patentee after: Sany Heavy Energy Co.,Ltd. Address before: 102206 31 Industrial Park, North Qing Road, Beijing, Changping District Patentee before: SANY HEAVY ENERGY Co.,Ltd. Address after: 102206 31 Industrial Park, North Qing Road, Beijing, Changping District Patentee after: SANY HEAVY ENERGY Co.,Ltd. Address before: 102206 31 Industrial Park, North Qing Road, Beijing, Changping District Patentee before: SANY HEAVY ENERGY EQUIPMENT Co.,Ltd. |