CN110159492A - A kind of device reducing the vibration of offshore wind generating single-pile foundation - Google Patents
A kind of device reducing the vibration of offshore wind generating single-pile foundation Download PDFInfo
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- CN110159492A CN110159492A CN201910472668.9A CN201910472668A CN110159492A CN 110159492 A CN110159492 A CN 110159492A CN 201910472668 A CN201910472668 A CN 201910472668A CN 110159492 A CN110159492 A CN 110159492A
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- moving cylinder
- strengthening segment
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- 238000005728 strengthening Methods 0.000 claims abstract description 37
- 230000000694 effects Effects 0.000 claims abstract description 7
- 230000005611 electricity Effects 0.000 claims 1
- 238000007667 floating Methods 0.000 abstract description 9
- 230000008014 freezing Effects 0.000 abstract description 4
- 238000007710 freezing Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000010813 municipal solid waste Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/02—Cleaning or keeping clear the surface of open water; Apparatus therefor from ice otherwise than according to E02B1/003
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
- F03D13/25—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/727—Offshore wind turbines
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a kind of devices of reduction offshore wind generating single-pile foundation vibration, screw thread strengthening segment are equipped on the ocean surface part of single-pile foundation, the upper and lower ends of screw thread strengthening segment are respectively equipped with upper baffle ring and lower baffle ring；Screw thread strengthening segment is equipped with combined moving cylinder, combined moving cylinder upper end is set there are two symmetrical electric fan and lower end sets and cuts fan there are two cutting, two electric fans rotate in same direction and combined moving cylinder are driven to move up and down along screw thread strengthening segment, two electric fans rotate in same direction and combined moving cylinder are driven to be suspended in screw thread strengthening segment, so that two cutting cut fan and highly do pivotal cutting movement locating for the combined moving cylinder.The present invention is fanned by the way that electronic cutting is arranged in the ocean surface part of single-pile foundation, the floating ice being actively crushed on sea, floating ice is reduced to the impact vibration of single-pile foundation, and the ice sheet actively be crushed around single-pile foundation during freezing, avoids when SEA LEVEL VARIATION sea ice to pulling out or push effect in basic generation.
Description
Technical field
The present invention relates to a kind of device of reduction offshore wind generating single-pile foundation vibration more particularly to a kind of reduction seas
The device of upper wind-driven generator single-pile foundation vibration.
Background technique
Have benefited from the pursuit in global range to green energy resource, wind energy is as a kind of green clean energy resource in the whole world at present
Development is all more rapid in range, but correspondingly also encounters various problem, and wherein the sea ice in China appears in the winter
The Bohai Sea in season and the northern Huanghai Sea are littoral, and the ice age in the Bohai Sea is generally more than 3 months (December --- March in next year).In the ice age, the east area of the Liao River, coextensive with eastern and southern Liaoning Province
Gulf the north sea area is covered with 10 --- and the sea ice of 40 cm thicks, drift velocity are up to 0.5 meter per second.Large area sea ice can squeeze
Impact Foundation, and cause basic vibration.When SEA LEVEL VARIATION, sea ice can also generate basis and pull out or push effect.Penetrate into coagulation
The sea ice on earth foundation surface layer can generate the bulbs of pressure when freezing, and multigelation can destroy concrete.Therefore, it is located at icing sea area
Basis must design the measure for resisting sea ice, at present be typically all using reinforcing by the way of come the ice age, more passively, it is difficult to have
Effect resists winter more complicated ocean surface situation, therefore quasi- proposes a kind of to be actively crushed floating ice and avoid single-pile foundation ocean surface part
The device being frozen in.
Summary of the invention
For the above existing problem, the present invention provides a kind of reduction offshore wind generating single-pile foundation vibration
Device is fanned by the way that electronic cutting is arranged in the ocean surface part of single-pile foundation, sea level or more two sides can be in single-pile foundation
Part carry out ice-breaking cutting action, the floating ice being actively crushed on sea, reduction floating ice to the impact vibration of single-pile foundation, and
The ice sheet being actively crushed around single-pile foundation during icing, when avoiding SEA LEVEL VARIATION, sea ice generates basis and pulls out or push effect
It answers, the stability of single-pile foundation can be effectively improved.
Technical program of the present invention lies in:
The present invention provides a kind of device of reduction offshore wind generating single-pile foundation vibration, including single-pile foundation, described
Single-pile foundation is fixed with screw thread strengthening segment on the sea level up and down part of two sides, and up and down the two of the screw thread strengthening segment
End is fixedly installed upper baffle ring and lower baffle ring respectively；It is nested and be threaded with combined moving cylinder, institute in the screw thread strengthening segment
State that combined moving cylinder upper end is set there are two symmetrical electric fan and lower end sets and cuts fan there are two cutting, two electric fans are in the same direction
It rotates and combined moving cylinder is driven to move up and down along screw thread strengthening segment, two electric fans rotate in same direction and combination is driven to live
Dynamic cylinder is suspended in screw thread strengthening segment, so that two cutting cut fan and highly do circumgyration incision fortune locating for the combined moving cylinder
It is dynamic.
Further, the combined moving cylinder includes upper combination half, lower connection semi-ring, lower combination half and upper connection half
Ring, two upper combinations half are respectively equipped with the screw thread knot that can be stitched together in half tubular shape structure and inner sidewall respectively
The opposite end of structure, two upper combinations half is fixedly installed joint strip respectively, described in opposite two to fit together
Upper joint strip links together by bolted connection and is fastened on two upper combinations, half part sticked together
Together, it forms a nesting and is threaded in the upper combined barrel in screw thread strengthening segment；
The lower end of two upper combinations half is fixedly installed lower connection semi-ring respectively, and two lower connection semi-rings exist
The lower end outside of upper combined barrel forms an annular lower engagement annulus；
Two lower combinations half are respectively equipped with the spiral shell that can be stitched together in half tubular shape structure and inner sidewall respectively
The opposite end of line structure, two lower combinations half is fixedly installed lower joint strip respectively, opposite two to fit together
The lower joint strip link together by bolted connection and by under two combine half part sticked together it is tight
Gu together；
The upper end of two lower combinations half is fixedly installed connection semi-ring respectively, and two upper connection semi-rings exist
The lower end outside of upper combined barrel forms an annular upper engagement annulus；
The lower engagement annulus and upper engagement annulus are sticked together and are bolted and tighten together.
Further, two half vertical planes sticked together of the upper combination with combine half under two and stick on one
The vertical plane risen is vertical.
Further, the electric fan includes turbofan wheel, upper waterproof machine and upper motor cabinet, and the upper motor cabinet is cylindrical in shape
Structure and the lateral wall center for being fixed at combination half, the axis of the upper motor cabinet and the axis of upper combined barrel hang down
Directly, the upper motor cabinet is laterally embedded into and is fastened with waterproof machine, and the incorgruous end of two upper waterproof machines is separately connected
And driving has turbofan wheel, and two turbofan wheels rotate to form two jet airflows in the two sides of single-pile foundation respectively, and two
The jet airflow then forms a torque in the same direction to combined moving cylinder in the same direction, drives the combined moving cylinder along screw thread
Strengthening segment moves up and down, and two jet airflows are incorgruous, forms an incorgruous torsion cancelled out each other to combined moving cylinder
Square, so that the combined moving cylinder is suspended in screw thread strengthening segment.
Further, it includes cutting wheel, lower motor cabinet and lower waterproof machine that the cutting, which cuts fan, and the lower motor cabinet is in cylinder
Shape structure and the lateral wall center for being fixed at lower combination half, the axis of the axis of the lower motor cabinet and lower combined barrel
Vertically, the lower motor cabinet is laterally embedded into and is fastened with lower waterproof machine, and the incorgruous end of two lower waterproof machines connects respectively
Cutting wheel is connect and has driven, two cutting wheels do vertical cutting movement in the rotation of the two sides of single-pile foundation respectively.
The present invention is allowed to specific positive beneficial effect compared with prior art due to using above-mentioned technology are as follows:
1, the present invention is fanned by electronic cutting, and the part that sea level or more two sides can be in single-pile foundation carries out ice-breaking
Cutting action, the floating ice being actively crushed on sea reduce floating ice to the impact vibration of single-pile foundation, and actively broken during freezing
Ice sheet around broken single-pile foundation, when avoiding SEA LEVEL VARIATION, sea ice generates basis and pulls out or push effect, can effectively improve
The stability of single-pile foundation.
2, the combined moving cylinder being arranged in the present invention can be installed to screw thread reinforcement due to that can split again before entering the winter
Duan Shang, then second year spring disassemble and carry out maintenance maintenance, install again before entering the winter to second year, can effectively extend entire
The service life of device, and whole device in non-ice period is avoided to be in non-working condition and increase the load of single-pile foundation.
2, it is vertical to cut the line of centres antarafacial of fan for the line of centres of two electric fans of present invention setting and two cutting, sufficiently
The space on the outside of combined moving cylinder is utilized, reduces the size and quality of combined moving cylinder, reduces the load to single-pile foundation
Lotus.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
In figure: 1- single-pile foundation, 2- upper baffle ring, 3- screw thread strengthening segment, 4- turbofan wheel, 5- upper waterproof machine combine on 6-
Half, connecting semi-ring under 7-, 8- cutting wheel, motor cabinet under 9-, waterproof machine under 10- combines half under 11-, 12- lower baffle ring,
Joint strip under 13- connects semi-ring, the upper motor cabinet of 15-, the upper joint strip of 16- on 14-.
Specific embodiment
Embodiment one:
As shown in Fig. 1, the present invention provides a kind of device of reduction offshore wind generating single-pile foundation vibration, including list
Pile foundation 1, single-pile foundation 1 are fixed with screw thread strengthening segment 3, screw thread strengthening segment 3 on the sea level up and down part of two sides
Upper and lower ends be fixedly installed upper baffle ring 2 and lower baffle ring 12 respectively；It is nested and be threaded with combination and live in screw thread strengthening segment 3
Dynamic cylinder, combined moving cylinder upper end is set there are two symmetrical electric fan and lower end sets and cuts fan there are two cutting, and two electric fans are in the same direction
It rotates and combined moving cylinder is driven to move up and down along screw thread strengthening segment 3, two electric fans rotate in same direction and drive combined moving
Cylinder is suspended in screw thread strengthening segment 3, so that two cutting cut fan and highly do pivotal cutting movement locating for the combined moving cylinder.
Wherein, combined moving cylinder includes half 6, lower connection semi-ring 7, lower combination half 11 and upper connection semi-ring of upper combination
14, two upper combinations half 6 are respectively equipped with the helicitic texture that can be stitched together in half tubular shape structure and inner sidewall respectively, and two
A upper combination half 6 opposite end is fixedly installed joint strip 16 respectively, the opposite upper joint strip 16 of two to fit together
It links together by bolted connection and two upper combinations, half 6 part sticked together tightens together, shape
At a nesting and it is threaded in the upper combined barrel in screw thread strengthening segment 3；
Two upper combination half 6 lower end is fixedly installed lower connection semi-ring 7 respectively, and connection semi-ring 7 is at upper group under two
The lower end outside for closing cylinder forms an annular lower engagement annulus；
It is combined under two half 11 and is respectively equipped with the screw thread that can be stitched together in half tubular shape structure and inner sidewall respectively
Structure, combination half 11 opposite end is fixedly installed lower joint strip 13 respectively under two, under opposite two to fit together
Joint strip 13 links together by bolted connection and fastens the part that half 11 sticks together is combined under two
Together；
The upper end combined half 11 under two is fixedly installed connection semi-ring 14 respectively, and two upper connection semi-rings 14 exist
The lower end outside of upper combined barrel forms an annular upper engagement annulus；
Lower engagement annulus and upper engagement annulus are sticked together and are bolted and tighten together.
Wherein, in order to reduce the size and quality of combined moving cylinder, the load to single-pile foundation 1, two upper combinations are reduced
Half 6 vertical plane sticked together with that the vertical plane that half 11 sticks together is combined under two is vertical so that two electric wind
The line of centres of fan cuts that the line of centres antarafacial of fan is vertical with two cutting, makes full use of the space on the outside of combined moving cylinder.
Wherein, electric fan includes turbofan wheel 4, upper waterproof machine 5 and upper motor cabinet 15, upper motor cabinet 15 be cylindrical in shape structure and
It is fixed at combination half 6 lateral wall center, the axis of upper motor cabinet 15 is vertical with the axis of upper combined barrel, powers on
Base 15 is laterally embedded into and is fastened with waterproof machine 5, and the incorgruous end of two upper waterproof machines 5 is separately connected and has driven turbofan
Wheel 4, two turbofan wheels 4 rotate to form two jet airflows in the two sides of single-pile foundation 1 respectively, and two jet airflows are in the same direction
A torque in the same direction then is formed to combined moving cylinder, driving combined moving cylinder moves up and down along screw thread strengthening segment 3, two sprays
Gas formula air-flow is incorgruous, an incorgruous torque cancelled out each other is formed to combined moving cylinder, so that combined moving cylinder is suspended at screw thread
In strengthening segment 3.
Wherein, it includes cutting wheel 8, lower motor cabinet 9 and lower waterproof machine 10 that cutting, which cuts fan, and lower motor cabinet 9 is cylindrical in shape structure
And the lateral wall for being fixed at lower combination half 11 is central, the axis of lower motor cabinet 9 is vertical with the axis of lower combined barrel, under
Motor cabinet 9 is laterally embedded into and is fastened with lower waterproof machine 10, the mutually horizontal incorgruous extension of the main shaft of two lower waterproof machines 10 and
Cutting wheel 8 is respectively equipped on main shaft, two cutting wheels 8 do vertical cutting movement in the rotation of the two sides of single-pile foundation 1 respectively,
Ice-breaking cutting action is carried out to the part that single-pile foundation 1 is in sea level or more two sides, the floating ice being actively crushed on sea reduces
Floating ice is to the impact vibration of single-pile foundation 1, and the ice sheet being actively crushed around single-pile foundation 1 during freezing, and water level is avoided to become
When change, sea ice generates basis and pulls out or push effect, can effectively improve the stability of single-pile foundation 1, can ensure winter
The Bohai Sea and northern Huanghai Sea bank wind-driven generator safe overwintering avoid wind-driven generator due to single-pile foundation 1 and the failure of generation.
When in use, upper screw thread is welded and fixed on the part in two sides above and below sea level of single-pile foundation 1 before construction
Strengthening segment 3, combined moving cylinder can be installed in screw thread strengthening segment 3 again due to that can split before entering the winter, then the second year spring
It, which is disassembled, carries out maintenance maintenance, installs again before entering the winter to second year, can effectively extend the service life of whole device,
And whole device in non-ice period is avoided to be in non-working condition and increase the load of single-pile foundation 1；
Upper waterproof machine 5 and lower waterproof machine 10 are powered by the electric energy that wind-driven generator generates, and are gathered materials on the spot, and are
Realization good anti-icing ice-breaking capacity should carry out remote real_time control to upper waterproof machine 5 and lower waterproof machine 10 respectively,
By satellite positioning, the present apparatus position on a single-pile foundation 1 is determined, in conjunction with the weather monitoring of maritime affairs meteorological department and pre-
Report carries out real time remote control to upper waterproof machine 5 and lower waterproof machine 10, it is determined whether starts lower waterproof machine 10 and carries out brokenly
Ice trash ice, and correspondingly, the control mode of two upper waterproof machines 5 has following several: first, two upper waterproof machines 5 are in the same direction
Rotation, that is, jet airflow are incorgruous, form an incorgruous torque cancelled out each other to combined moving cylinder, so that combination is lived
Dynamic cylinder is suspended in screw thread strengthening segment 3, makes two cutting cut fan at this time and a circumgyration incision is fixed in certain altitude；Its
Two, two upper incorgruous rotations of waterproof machine 5, and the torque drive combined moving cylinder generated is along 3 downward spiral of screw thread strengthening segment
It is mobile, it realizes that two cutting cut fan and carry out cutting action while mobile around 3 downward spiral of screw thread strengthening segment at this time, is suitble to water level
Trash ice response action when decline；Third, two upper incorgruous rotations of waterproof machine 5, and the torque drive combined moving cylinder generated
It is moved up along 3 spiral of screw thread strengthening segment, realizes that two cutting are cut fan side and moved up around 3 spiral of screw thread strengthening segment at this time
Side carries out cutting action, trash ice response action when water level being suitble to rise.
Claims (5)
1. a kind of device for reducing the vibration of offshore wind generating single-pile foundation, including single-pile foundation, it is characterised in that: the list
Pile foundation is fixed with screw thread strengthening segment, the upper and lower ends of the screw thread strengthening segment on the sea level up and down part of two sides
It is fixedly installed upper baffle ring and lower baffle ring respectively；It is nested and be threaded with combined moving cylinder in the screw thread strengthening segment, it is described
Combined moving cylinder upper end is set there are two symmetrical electric fan and lower end sets and cuts fan there are two cutting, and two electric fans turn in the same direction
It moves and combined moving cylinder is driven to move up and down along screw thread strengthening segment, two electric fans rotate in same direction and drive combined moving
Cylinder is suspended in screw thread strengthening segment, so that two cutting cut fan and highly do pivotal cutting movement locating for the combined moving cylinder.
2. a kind of device for reducing the vibration of offshore wind generating single-pile foundation according to claim 1, it is characterised in that:
The combined moving cylinder includes half, lower connection semi-ring, lower combination half and upper connection semi-ring of upper combination, two upper combinations
Half is respectively equipped with the helicitic texture that can be stitched together, two upper combinations half in half tubular shape structure and inner sidewall respectively
The opposite end of cylinder is fixedly installed joint strip respectively, and the opposite two upper joint strips to fit together are bolted
Mode link together and two upper combinations, half part sticked together tighten together, form a nesting and spiral shell
Line is connected to the upper combined barrel in screw thread strengthening segment；
The lower end of two upper combinations half is fixedly installed lower connection semi-ring respectively, and two lower connection semi-rings are at upper group
The lower end outside for closing cylinder forms an annular lower engagement annulus；
Two lower combinations half are respectively equipped with the screw thread knot that can be stitched together in half tubular shape structure and inner sidewall respectively
The opposite end of structure, two lower combinations half is fixedly installed lower joint strip respectively, described in opposite two to fit together
Lower joint strip links together by bolted connection and is fastened on half part sticked together is combined under two
Together；
The upper end of two lower combinations half is fixedly installed connection semi-ring respectively, and two upper connection semi-rings are at upper group
The lower end outside for closing cylinder forms an annular upper engagement annulus；
The lower engagement annulus and upper engagement annulus are sticked together and are bolted and tighten together.
3. a kind of device for reducing the vibration of offshore wind generating single-pile foundation according to claim 3, it is characterised in that:
Two half vertical planes sticked together of the upper combination with to combine the vertical plane that half sticks together under two vertical.
4. a kind of device for reducing the vibration of offshore wind generating single-pile foundation according to claim 2 or 3, feature exist
In: the electric fan includes turbofan wheel, upper waterproof machine and upper motor cabinet, and the upper motor cabinet is cylindrical in shape structure and fixed setting
In the lateral wall center of upper combination half, the axis of the upper motor cabinet is vertical with the axis of upper combined barrel, the upper motor
Seat is laterally embedded into and is fastened with waterproof machine, and the incorgruous end of two upper waterproof machines is separately connected and has driven turbofan
Wheel, two turbofan wheels rotate to form two jet airflows in the two sides of single-pile foundation respectively, two jet-propelled gas
Stream then forms a torque in the same direction to combined moving cylinder in the same direction, and the combined moving cylinder is driven to transport up and down along screw thread strengthening segment
Dynamic, two jet airflows are incorgruous, an incorgruous torque cancelled out each other formed to combined moving cylinder, so that described group
Conjunction activity cylinder is suspended in screw thread strengthening segment.
5. a kind of device for reducing the vibration of offshore wind generating single-pile foundation according to claim 2 or 3, feature exist
In: it includes cutting wheel, lower motor cabinet and lower waterproof machine that the cutting, which cuts fan, and the lower motor cabinet is cylindrical in shape structure and fixation is set
It sets in the lateral wall center of lower combination half, the axis of the lower motor cabinet is vertical with the axis of lower combined barrel, the lower electricity
Base is laterally embedded into and is fastened with lower waterproof machine, and the incorgruous end of two lower waterproof machines is separately connected and has driven cutting
Wheel, two cutting wheels do vertical cutting movement in the rotation of the two sides of single-pile foundation respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910472668.9A CN110159492B (en) | 2019-05-31 | 2019-05-31 | Device for reducing vibration of single-pile foundation of offshore wind turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910472668.9A CN110159492B (en) | 2019-05-31 | 2019-05-31 | Device for reducing vibration of single-pile foundation of offshore wind turbine |
Publications (2)
| Publication Number | Publication Date |
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| CN110159492A true CN110159492A (en) | 2019-08-23 |
| CN110159492B CN110159492B (en) | 2021-03-09 |
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ID=67630604
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910472668.9A Active CN110159492B (en) | 2019-05-31 | 2019-05-31 | Device for reducing vibration of single-pile foundation of offshore wind turbine |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2241095C1 (en) * | 2003-04-17 | 2004-11-27 | Институт машиноведения и металлургии ДВО РАН | Device for ice jam prevention |
| CN101289846A (en) * | 2008-06-12 | 2008-10-22 | 天津大学 | Auto spiral lifting active ice resistant device |
| CN203583451U (en) * | 2013-11-20 | 2014-05-07 | 天津亿利科能源科技发展股份有限公司 | Novel freezing-preventing floating ice-resisting equipment |
| CN205934890U (en) * | 2016-08-15 | 2017-02-08 | 合肥学院 | Can dismantle anti ice device suitable for marine large -diameter pile |
| CN108396721A (en) * | 2018-01-22 | 2018-08-14 | 中国石油大学(华东) | A kind of Liftable type ice resistant device suitable for truss leg self-elevating ocean platform |
| CN109306690A (en) * | 2018-10-22 | 2019-02-05 | 江苏金风科技有限公司 | Ice-breaking rotor unit, offshore foundation and offshore wind turbine |
-
2019
- 2019-05-31 CN CN201910472668.9A patent/CN110159492B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2241095C1 (en) * | 2003-04-17 | 2004-11-27 | Институт машиноведения и металлургии ДВО РАН | Device for ice jam prevention |
| CN101289846A (en) * | 2008-06-12 | 2008-10-22 | 天津大学 | Auto spiral lifting active ice resistant device |
| CN203583451U (en) * | 2013-11-20 | 2014-05-07 | 天津亿利科能源科技发展股份有限公司 | Novel freezing-preventing floating ice-resisting equipment |
| CN205934890U (en) * | 2016-08-15 | 2017-02-08 | 合肥学院 | Can dismantle anti ice device suitable for marine large -diameter pile |
| CN108396721A (en) * | 2018-01-22 | 2018-08-14 | 中国石油大学(华东) | A kind of Liftable type ice resistant device suitable for truss leg self-elevating ocean platform |
| CN109306690A (en) * | 2018-10-22 | 2019-02-05 | 江苏金风科技有限公司 | Ice-breaking rotor unit, offshore foundation and offshore wind turbine |
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| Publication number | Publication date |
|---|---|
| CN110159492B (en) | 2021-03-09 |
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