CN106759349A - A kind of jacket basis fine positioning and temporary locking systems - Google Patents
A kind of jacket basis fine positioning and temporary locking systems Download PDFInfo
- Publication number
- CN106759349A CN106759349A CN201611237586.9A CN201611237586A CN106759349A CN 106759349 A CN106759349 A CN 106759349A CN 201611237586 A CN201611237586 A CN 201611237586A CN 106759349 A CN106759349 A CN 106759349A
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- jacket
- plane
- supporting leg
- hydraulic jacks
- temporary locking
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 28
- 238000005259 measurement Methods 0.000 claims abstract description 16
- 230000009897 systematic effect Effects 0.000 claims abstract description 3
- 238000001514 detection method Methods 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 9
- 238000009434 installation Methods 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 3
- 238000011900 installation process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/04—Guide devices; Guide frames
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
- E02D27/425—Foundations for poles, masts or chimneys specially adapted for wind motors masts
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention discloses a kind of jacket basis fine positioning and temporary locking systems, it includes：Plane gauging system, some plane regulating hydraulic jacks, some vertical adjustment hydraulic jacks, and regulation and control system, the levelness in plane measurement systematic survey jacket top flange face；Some plane regulating hydraulic jacks are removably placed on jacket supporting leg, and along jacket supporting leg circumferencial direction horizontal distribution, and corresponding to the lateral wall of the steel-pipe pile being engaged with jacket supporting leg；Some vertical adjustment hydraulic jacks are removably placed on jacket supporting leg, and are distributed vertically along jacket supporting leg circumferencial direction, and corresponding to the top of the steel-pipe pile being engaged with jacket supporting leg；Regulation and control system controls to connect some plane regulating hydraulic jacks and some vertical adjustment hydraulic jacks respectively, and is connected with plane measurement system data.The system can be realized carrying out accurate plane positioning to jacket；At the same time, additionally it is possible to which temporary locking is carried out to jacket, the precision and reliability of plane positioning are further ensured that, to meet construction requirement.
Description
Technical field
The present invention relates to offshore wind turbine construction technology, and in particular to jacket installation technology in offshore wind turbine.
Background technology
China Seas and vicinity area is vast, and it is 3 times of land wind energy resources up to 7.5 hundred million kilowatts that wind energy resources is estimated, sea
Upper wind power plant turns into the emphasis of future development.In order to further promote Chinese wind power plant from now on progressively to deep-sea, big type
The planning requirement of direction large-scale development, Shanghai Harbor offshore wind farm demonstrate a phase project by by the flourishing manufacture in Shanghai City,
The advantages such as technology, human resources, plan takes the lead in fan foundation structure design, the technical research of novel fan type and manufacture, newly
The aspect such as the construction of type fan foundation structure and large fan mounting technique is made deep exploration, innovation and is put into practice.
But research for the key construction technology of novel jacket frame foundation structure form and with there is presently no
Ripe engineering experience can be used for reference, for the pile foundation process for sinking and precision controlling, conduit on novel jacket structure basis
Frame manufacture craft and the key technology such as quality control, jacket installation and leveling technology and annular consolidation grouting technique must be carried out
The innovation of technique and technology and exploration.
Because the minimum clearance between single jacket spud leg and basic pile foundation is not less than 5cm, when adding jacket installation
Must assure that all jacket spud legs are synchronous smoothly in place, therefore jacket basis, compared with concrete bearing platform type foundation construction, its is right
Pile foundation process for sinking and plane and vertical precision control require very high.This kind of engineering jacket basis pile foundation construction requirement stake top
Plan-position deviation≤52mm, pile body perpendicularity deviation≤1/200；And the process for sinking precision of routine can only be controlled：Stake top
Plan-position deviation≤250mm, pile body perpendicularity≤1/100, it is impossible to meet demand.Furthermore due to by marine severe construction bar
The influence of part, and top flange face high-precision requirement after jacket installation (horizontal gradient error is within 2.5mm), it can be seen that
A kind of scheme for being able to ensure that the smooth implementation of jacket installation and effective control leveling precision is provided, is this area urgent need to resolve
Technical problem.
The content of the invention
The problem of demand cannot be met, it is necessary to one for existing jacket installation process midplane and vertical control accuracy
Plant high-precision jacket plane and vertical control program.
Therefore, the technical problems to be solved by the invention are to provide a kind of jacket basis fine positioning and temporary locking system
System, it is ensured that jacket installation process midplane and vertical control accuracy meet requirement.
In order to solve the above-mentioned technical problem, the jacket basis fine positioning and temporary locking systems that the present invention is provided include：
Plane gauging system, the levelness in the plane measurement systematic survey jacket top flange face；
Some plane regulating hydraulic jacks, some plane regulating hydraulic jacks are removably placed in jacket supporting leg
On, and along jacket supporting leg circumferencial direction horizontal distribution, and corresponding to the lateral wall of the steel-pipe pile being engaged with jacket supporting leg；
Some vertical adjustment hydraulic jacks, some vertical adjustment hydraulic jacks are removably placed in jacket supporting leg
On, and be distributed vertically along jacket supporting leg circumferencial direction, and corresponding to the top of the steel-pipe pile being engaged with jacket supporting leg；
Regulation and control system, the regulation and control system controls to connect respectively some plane regulating hydraulic jacks and some perpendicular
To regulation hydraulic jack, and it is connected with plane measurement system data.
In the present system, the plane gauging system is laser planeness measuring system, mainly including generating laser, spy
Survey target and data processing terminal.
In the present system, some plane regulating hydraulic jacks are equally spaced.
In the present system, plane regulating hydraulic jack is provided with pressurizer and pressure sensor.
In the present system, some vertical adjustment hydraulic jacks are equally spaced.
In the present system, vertical adjustment hydraulic jack is provided with pressurizer and pressure sensor.
In the present system, the regulation and control system includes control valve group, hydraulic power unit and control system, the control
Valve group connects some plane regulating hydraulic jacks and some vertical adjustment hydraulic jacks, the control system respectively by control valve group
System controls control valve group and hydraulic power unit respectively.
The present invention provides jacket basis fine positioning and temporary locking systems and can realize carrying out accurate plane to jacket
Positioning；At the same time, additionally it is possible to which temporary locking is carried out to jacket, the precision and reliability of plane positioning are further ensured that, with
Meet construction requirement.
Furthermore, the system overall structure is simple, it is easy to accomplish, can moral conduct it is strong, with stronger practicality.
Brief description of the drawings
The present invention is further illustrated below in conjunction with the drawings and specific embodiments.
Fig. 1 is jacket structure schematic diagram in present example；
Fig. 2 is the composition schematic diagram of jacket basis fine positioning and temporary locking systems in present example.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
Referring to Fig. 1, its structural representation for showing supporting leg interpolation type jacket 200.During such jacket installation, it is necessary to
Based on the supporting leg 210 of bottom will be assigned into the steel-pipe pile 200 of pile foundation.
This example provides a kind of jacket basis essence in order to be positioned to jacket precise plane in installation process
Positioning and temporary locking systems, the system can carry out precise plane positioning to jacket, and realize interim locking.
Referring to Fig. 2, the jacket basis fine positioning and temporary locking systems 100 that this example is provided are main including plane measurement
System 110, some plane regulating hydraulic jacks 120, some vertical adjustment hydraulic jacks 130 and regulation and control system 140.
Wherein, plane gauging system 110 is used to measure the levelness in jacket top flange face, for plane positioning control
System.
The preferred laser planeness measuring system of the plane gauging system 110, the system mainly includes generating laser, detection
Target and data processing terminal, it is corresponding respectively to be arranged on jacket top flange face, to measure jacket top flange face
Levelness.
Some plane regulating hydraulic jacks 120 in the system, for realizing the temporary locking to jacket.If therefore,
Dry plane regulating hydraulic jack 120 is removably placed on jacket supporting leg, and some edges of plane regulating hydraulic jack 120
Jacket supporting leg circumferencial direction is distributed, and each plane regulating hydraulic jack 120 is the level of state settings, and the piston rod of oil cylinder and
The lateral wall of the steel-pipe pile that jacket supporting leg is engaged is corresponding, that is, cause each plane regulating hydraulic jack 120 perpendicular to steel
The lateral wall of pile tube.
The some plane regulating hydraulic jacks 120 being arranged such, the cylinder body and jacket of each plane regulating hydraulic jack
Supporting leg is fixedly connected, and thus piston rod thereon passes through piston rod from surrounding top respectively perpendicular to the lateral wall of support steel-pipe pile
The lateral wall of steel-pipe pile is supportted, realizes fixing, then realize being temporarily fixed at jacket on steel-pipe pile.
For plane regulating hydraulic jack 120 particular number can according to the actual requirements depending on, be to ensure temporary locking
Stability, is equally spaced between this example preferred planar regulation hydraulic jack 120, but is not limited to this, equally may be used as needed
Using other schemes.
Each plane regulating hydraulic jack 120 is preferably fixed on jacket supporting leg in placement by 2 latches, by
This facilitates the installation and removal of oil cylinder.
In addition, each plane regulating hydraulic jack 120 is provided with pressurizer, can with ensure that each hydraulic jack runs
By property and stability, then ensure the reliability and stability of whole system.
Further, pressure sensor is additionally provided with each plane regulating hydraulic jack 120, so that control system is real-time
The operating pressure of each plane regulating hydraulic jack is solved, for system control provides reliable field data in time, is further ensured that
The reliability and stability of whole system.
Some vertical adjustment hydraulic jacks 130 in the system, for realizing the precise plane positioning to jacket.For
This, some vertical adjustment hydraulic jacks 130 are removably placed on jacket supporting leg, and some vertical adjustment hydraulic jacks
130 along jacket supporting leg circumferencial direction be distributed, each vertical adjustment hydraulic jack 130 in vertical state set, and oil cylinder work
Stopper rod is corresponding with the top end face of the steel-pipe pile that jacket supporting leg is engaged, that is, cause each vertical adjustment hydraulic jack 130
Perpendicular to the top end face of steel-pipe pile.
The some vertical adjustment hydraulic jacks 130 being arranged such, the cylinder body and jacket of each vertical adjustment hydraulic jack
Supporting leg is fixedly connected, and thus piston rod thereon passes through piston rod from surrounding respectively perpendicular to the top end face of support steel-pipe pile
The top end face of steel-pipe pile is shored, adjustment position of the jacket relative to steel-pipe pile and state is realized, then realizes that jacket exists
Accurate plane positioning on steel-pipe pile.
For vertical adjustment hydraulic jack 130 particular number can according to the actual requirements depending on, be to ensure temporary locking
Stability, is equally spaced between the preferred vertical adjustment hydraulic jack 130 of this example, but is not limited to this, equally may be used as needed
Using other schemes.
Each vertical adjustment hydraulic jack 130 is preferably fixed on jacket supporting leg in placement by 2 latches, by
This facilitates the installation and removal of oil cylinder.
In addition, each vertical adjustment hydraulic jack 130 is provided with pressurizer, can with ensure that each hydraulic jack runs
By property and stability, then ensure the reliability and stability of whole system.
Further, pressure sensor is additionally provided with each vertical adjustment hydraulic jack 130, so that control system is real-time
The operating pressure of each vertical adjustment hydraulic jack 130 is solved, for system control provides reliable field data in time, is further carried
The precision of plane positioning high and the reliability and stability of guarantee whole system.
Regulation and control system 140 in the system is used for the measurement data according to plane gauging system 110, if automatic synchronization
Dry vertical adjustment hydraulic jack 130 coordinates with some plane regulating hydraulic jacks 120, and the fine plane for being automatically performed jacket is determined
Position and temporary locking.
The regulation and control system 140 mainly includes control valve group 141, hydraulic power unit 142 and control system 143.
Wherein, control valve group 141 controls each hydraulic jack in connection system respectively, for controlling to adjust each hydraulic oil
The drive actions of cylinder, realize the single action between hydraulic jack or linkage.
Hydraulic power unit 142 is connected to each hydraulic jack in system by control valve group 141, is each hydraulic oil in system
Power source needed for cylinder offer action.
Control system 143 is data processing and control centre in whole system, and it controls control valve group 141 and hydraulic pressure respectively
Pumping plant 142, and with the data cube computation of plane gauging system 110.
The control system 143 can be specifically made up of the PC for being mounted with Control System Software, but be not limited to this, according to need
Other schemes can also be used.The control system 143 obtains the level that whole jacket is in from plane gauging system 110
State, and plane positioning data are formed accordingly, then corresponding control valve group 141 is controlled based on the plane positioning data, come with this
Controlling corresponding vertical adjustment hydraulic jack carries out plane positioning action；Simultaneously during the plane positioning, plane measurement system
System 110 goes back the horizontality that the whole jacket of real-time metrics is in, and by the real-time data transmission to control system 143, controls
System 143 further adjusts corresponding vertical adjustment hydraulic pressure then according to the data come the corresponding plane positioning data of real-time adjustment
Oil cylinder carries out plane positioning action, by the continual real-time metrics and real-time adjustment come existing closed-loop control, effectively keeps tie
Face positioning precision.
Accordingly, this programme is further illustrated below by way of a concrete application example.
Jacket is carried out based on above-mentioned jacket basis fine positioning and temporary locking systems scheme in this application example
Precise plane positions fixed with interim.
Main in this application example to use plane positioning instrument and hydraulic system, wherein plane positioning instrument is used for conduit
The horizontal degree measurement of top of the trellis flange face, and hydraulic system is used to complete the plane positioning of jacket and fixes temporarily.
Wherein, plane positioning instrument is specially SP-2 laser planeness measuring systems, SP-2 laser planeness measurement system
System is main to be made up of T310 generating lasers, R310 detection targets and DU310 portable notebooks.
Hydraulic system uses underwater hydraulic system in this application example, is the key for carrying out jacket plane positioning.Specifically
It is have 2 sets of hydraulic systems in each jacket supporting leg upper design：Plane positioning hydraulic system and temporary locking hydraulic system, often
Individual hydraulic system is fixed on jacket by steel construction.
On this basis, this example is completed to jacket top flange face by SP-2 laser planeness measuring system first
Horizontal degree measurement control.After jacket is tentatively completed (such as Fig. 1), water-filling is entered using SP-2 laser planeness measuring systems
Pingdu measurement control work.The levelness in measurement jacket top flange face, laser is made using the built-in level meter of laser
Level, detection target is arranged in one reference point, and regulation up and down makes it detect lasing area.It will be clear target will to be detected in reference point
Zero, other any point are moved on the surface, a levelness for measurement will be produced, detection target will show relatively
In the deviation of the measurement point of reference point, with the levelness of this monitoring catheter top of the trellis flange face.
Furthermore, enter into the fine plane positioning of jacket.The fine plane positioning of jacket is connected by with jacket structure
Plane positioning hydraulic system and SP-2 laser planeness measuring system synergy.The hydraulic oil of steel-pipe pile stake top will be supported on
Cylinder, shores steel pipe pile lining, at the same time SP2 laser planes measuring system monitoring level degree, in control plane positioning hydraulic system
Vertical direction hydraulic jack shores jacket makes top flange face reach requirement levelness.
Finally, after Level tune completion, fixed temporarily into jacket.The interim of jacket is fixed by temporary locking
Hydraulic system is completed, and shored using horizontal direction hydraulic jack work in temporary locking hydraulic system carries out conduit on jacket
The temporary locking of frame and steel-pipe pile.
Therefore, this fine positioning and temporary locking systems are applied to the installation of supporting leg interpolation type jacket, the i.e. conduit
Inserted in steel-pipe pile in the supporting leg of frame, and suitable for the waterborne and Underwater Navigation operation of jacket installation, for jacket under water
Positioning is especially suitable.
General principle of the invention, principal character and advantages of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not limited to the above embodiments, simply explanation described in above-described embodiment and specification this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent thereof.
Claims (7)
1. a kind of jacket basis fine positioning and temporary locking systems, it is characterised in that the system includes：
Plane gauging system, the levelness in the plane measurement systematic survey jacket top flange face；
Some plane regulating hydraulic jacks, some plane regulating hydraulic jacks are removably placed on jacket supporting leg,
And along jacket supporting leg circumferencial direction horizontal distribution, and corresponding to the lateral wall of the steel-pipe pile being engaged with jacket supporting leg；
Some vertical adjustment hydraulic jacks, some vertical adjustment hydraulic jacks are removably placed on jacket supporting leg,
And be distributed vertically along jacket supporting leg circumferencial direction, and corresponding to the top of the steel-pipe pile being engaged with jacket supporting leg；
Regulation and control system, the regulation and control system controls to connect some plane regulating hydraulic jacks and some vertical tune respectively
Section hydraulic jack, and be connected with plane measurement system data.
2. a kind of jacket basis fine positioning according to claim 1 and temporary locking systems, it is characterised in that described flat
Face gauging system is laser planeness measuring system, mainly including generating laser, detection target and data processing terminal.
3. a kind of jacket basis fine positioning according to claim 1 and temporary locking systems, it is characterised in that if described
Dry plane regulating hydraulic jack is equally spaced.
4. a kind of jacket basis fine positioning according to claim 1 and temporary locking systems, it is characterised in that plane is adjusted
Section hydraulic jack is provided with pressurizer and pressure sensor.
5. a kind of jacket basis fine positioning according to claim 1 and temporary locking systems, it is characterised in that if described
Dry vertical adjustment hydraulic jack is equally spaced.
6. a kind of jacket basis fine positioning according to claim 1 and temporary locking systems, it is characterised in that vertical to adjust
Section hydraulic jack is provided with pressurizer and pressure sensor.
7. a kind of jacket basis fine positioning according to claim 1 and temporary locking systems, it is characterised in that the tune
Section control system includes control valve group, hydraulic power unit and control system, and the control valve group is connected respectively by control valve group
Some plane regulating hydraulic jacks and some vertical adjustment hydraulic jacks, the control system control control valve group and hydraulic pressure respectively
Pumping plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611237586.9A CN106759349B (en) | 2016-12-28 | 2016-12-28 | A kind of jacket basis fine positioning and temporary locking systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611237586.9A CN106759349B (en) | 2016-12-28 | 2016-12-28 | A kind of jacket basis fine positioning and temporary locking systems |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106759349A true CN106759349A (en) | 2017-05-31 |
| CN106759349B CN106759349B (en) | 2019-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611237586.9A Active CN106759349B (en) | 2016-12-28 | 2016-12-28 | A kind of jacket basis fine positioning and temporary locking systems |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111139859A (en) * | 2020-01-16 | 2020-05-12 | 董传强 | Outdoor auxiliary installation equipment for adjustable pump station and installation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04281916A (en) * | 1991-03-06 | 1992-10-07 | Shimizu Corp | Base device for construction of main post |
| CN202298628U (en) * | 2011-10-24 | 2012-07-04 | 武汉地质勘察基础工程有限公司 | Automatic steel pipe column perpendicularity adjusting device using reverse construction method |
| CN203569584U (en) * | 2013-11-08 | 2014-04-30 | 广东明阳风电产业集团有限公司 | Jacket leveling mechanism for offshore wind generating set |
| CN206428698U (en) * | 2016-12-28 | 2017-08-22 | 中交第三航务工程局有限公司 | A kind of basic fine positioning of jacket and temporary locking device |
-
2016
- 2016-12-28 CN CN201611237586.9A patent/CN106759349B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04281916A (en) * | 1991-03-06 | 1992-10-07 | Shimizu Corp | Base device for construction of main post |
| CN202298628U (en) * | 2011-10-24 | 2012-07-04 | 武汉地质勘察基础工程有限公司 | Automatic steel pipe column perpendicularity adjusting device using reverse construction method |
| CN203569584U (en) * | 2013-11-08 | 2014-04-30 | 广东明阳风电产业集团有限公司 | Jacket leveling mechanism for offshore wind generating set |
| CN206428698U (en) * | 2016-12-28 | 2017-08-22 | 中交第三航务工程局有限公司 | A kind of basic fine positioning of jacket and temporary locking device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111139859A (en) * | 2020-01-16 | 2020-05-12 | 董传强 | Outdoor auxiliary installation equipment for adjustable pump station and installation method thereof |
| CN111139859B (en) * | 2020-01-16 | 2021-08-27 | 董传强 | Outdoor auxiliary installation equipment for adjustable pump station and installation method thereof |
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| Publication number | Publication date |
|---|---|
| CN106759349B (en) | 2019-08-13 |
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