CN110410277B - Wind driven generator tower and installation method thereof - Google Patents
Wind driven generator tower and installation method thereof Download PDFInfo
- Publication number
- CN110410277B CN110410277B CN201910736634.6A CN201910736634A CN110410277B CN 110410277 B CN110410277 B CN 110410277B CN 201910736634 A CN201910736634 A CN 201910736634A CN 110410277 B CN110410277 B CN 110410277B
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- tower
- lifting platform
- supporting
- columns
- fixed
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- 238000009434 installation Methods 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000013016 damping Methods 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 2
- 241001330002 Bambuseae Species 0.000 claims description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 2
- 239000011425 bamboo Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Classifications
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- 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
- F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
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- 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
-
- 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
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
-
- 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
- Y02E10/728—Onshore wind turbines
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The invention provides a wind driven generator tower and an installation method thereof, which solve the problems that the prior large wind driven generator has high height and poor stability of a supporting device, and a generator cabin and a yaw platform system are difficult to install at high altitude, and the technical scheme is as follows: the support tower is built by having lift platform and double-deck pylon, and upper tower is: the outer wall of the tower barrel is fixed on the upper supporting surface of the lifting platform through a plurality of inclined supporting columns hinged with an external flange; the lower layer tower is as follows: at least three tower columns are arranged on the foundation below the lifting platform, the tower columns are sequentially connected and fixed by a plurality of column units, a supporting ring is arranged in the middle of the lower supporting surface of the lifting platform, and the supporting ring is connected with the middle ring beam of the uppermost layer through a plurality of hinged inclined supporting bars; the lifting platform is provided with a reserved opening through which the tower column correspondingly passes. The self-service lifting tower has the advantages that the lifting cost is saved, the danger of installing the generator cabin and the yaw platform at high altitude is avoided, the installation difficulty is simplified, and the self-service lifting tower is formed.
Description
Technical Field
The invention relates to a wind power generation device, in particular to a wind power generator tower and an installation method thereof, which are suitable for a large-scale wind power generator device.
Background
Currently, large horizontal axis wind power generation devices powered by wind energy have been widely used, and conventional wind power generator support structures include an upper yaw platform system and a lower support device, and conventional support devices generally adopt a tower and a base structure. The tower plays a supporting role on the yaw platform system and the generator cabin assembly, and the base plays a role in fixing and keeping stability of the tower. Along with the large-scale wind driven generator, the large-scale development of the wind power device is restricted by the hoisting and transportation of blades, generators and cabins, the cabins are arranged on a single tower with the height of one hundred meters, the weight and the height are supported by the single tower, and the wind power generator is in an accident when being turned over. And the generator cabin and the yaw platform system are usually installed in a ground or air hoisting mode after the tower and the base are built, so that great difficulty is brought to high-altitude operation and the building cost is increased.
Disclosure of Invention
The invention aims to provide a wind driven generator tower and an installation method thereof, which solve the problems that the existing large wind driven generator is high in height and poor in stability of a supporting device, and a generator cabin and a yaw platform system are difficult to install at high altitude.
The technical scheme adopted by the invention is as follows: the wind power generator tower comprises: the tower section of thick bamboo and support pylon, its technical essential is: the support tower is formed by constructing a double-layer tower with a lifting platform, and the bottom of the tower barrel is fixed on a support surface on the lifting platform;
the upper tower is as follows: an external flange is fixed on the outer wall of the tower barrel and is fixed on the supporting surface of the lifting platform through a plurality of hinged inclined supporting columns which are arranged radially;
the lower layer tower is as follows: at least three tower columns are arranged on the foundation below the lifting platform, the tower columns are sequentially connected and fixed by a plurality of column units, the upper ends of the tower columns are propped against the lower supporting surface of the lifting platform through top ring beams and rubber supporting seats, and a plurality of middle ring beams are arranged among the tower columns; the middle part of the lower supporting surface of the lifting platform is provided with a supporting ring, and the supporting ring is connected with the middle ring beam of the uppermost layer through a plurality of hinged inclined supporting bars; stay cables or inclined damping struts are arranged between the tower columns;
the lifting platform is provided with a reserved opening through which the tower column correspondingly passes.
The invention also provides a method for installing the wind driven generator tower, which comprises the following steps:
step one: uniformly distributing and fixing tower column units of at least three foundations on a foundation of the wind driven generator, and sleeving a reserved opening of a lifting platform into the corresponding tower column units;
step two: firstly, assembling a fixed tower drum on a supporting surface of a lifting platform, mounting an external flange on the tower drum wall, fixing the external flange on the supporting surface of the lifting platform through a plurality of hinged inclined support columns which are radially arranged, and then finishing the assembly of a yaw platform and a wind driven generator cabin on the tower drum;
step three: after the first section of tower column units are installed, a hydraulic cylinder jacking device is utilized to jack the lifting platform to the upper part of the first section of tower column units, stay ropes and middle ring beams are arranged between the tower column units, and the next section of tower column units are fixedly connected to the first section of tower column units;
step four: then, the hydraulic cylinder jacking device is used for jacking the lifting platform, so that a reserved opening of the lifting platform upwards passes through the next tower column unit, and then the next group of hydraulic cylinder jacking devices are fixed on the next tower column unit to jack the lifting platform upwards continuously;
step five: step three and step four are gradually connected with the tower column units upwards, and a hydraulic cylinder jacking device alternately fixed on the tower column units is utilized to jack up the lifting platform upwards, so that the lifting platform is circularly erected upwards;
step six: after the lifting platform reaches a preset height, the connection of the tower stand column is completed, a top ring beam and a rubber supporting seat are fixed on the tower stand column, the top of the rubber supporting seat is connected with a lower supporting surface of the lifting platform, a supporting ring is arranged in the middle of the lower supporting surface of the lifting platform, and the supporting ring is connected with the middle ring beam of the uppermost layer through a plurality of hinged inclined supporting bars to complete the installation of the wind driven generator tower.
The invention has the advantages and positive effects that: because the invention is built by adopting the double-layer tower frame with the lifting platform, the upper layer tower frame is provided with the tower barrel on the lifting platform and is fixed by the external flange and the oblique support column, thereby improving the stability and the supporting force of the tower barrel; the upper layer tower is skillfully matched with the multi-section combined tower upright post and the lifting platform with the reserved opening, so that the installation height can be flexibly adjusted, the yaw platform and the wind driven generator can be directly assembled at the place close to the ground, the difficulty of high-altitude operation is avoided, and the lifting platform can be lifted and lowered along the tower upright post; in the installation, upwards jack-up lift platform step by step through pneumatic cylinder jacking device, upwards connect the height that increases the pylon stand step by step, simplify the installation, and utilize top collar tie-beam, rubber supporting seat and holding ring firm support top to connect lift platform lower bearing surface, the middle part collar tie-beam and the inclined strut thick stick that set up increase holistic steadiness, therefore, the hoist and mount cost has been saved, avoided installing the danger of generator cabin and yaw platform at the high altitude, the installation degree of difficulty has been simplified, form self-service lift pylon, make things convenient for the major part to change the maintenance in full life cycle, and the back part is recycled of retireing. When the lifting device is removed, the descending step is opposite to the jacking step.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of an embodiment of the present invention;
fig. 2 is a schematic diagram of an embodiment of the invention in an installed state.
The serial numbers in the figures illustrate: 1 tower cylinder, 2 lifting platform, 2-1 reserved opening, 3 tower column, 4 external flange, 5 oblique support column, 6 support ring, 7 rubber support seat, 8 top ring beam, 9 oblique support bar, 10 stay cable, 11 middle ring beam, 12, 13 yaw platform, 14 wind driven generator cabin, 15 hydraulic cylinder jacking device.
Description of the embodiments
Detailed description of the specific construction and installation method of the present invention according to fig. 1 and 2, an embodiment of which is shown in fig. 1, a wind power generator tower comprising: a tower 1 and a support tower. The support tower is built by a double-layer tower with a lifting platform 2, and the bottom of the tower barrel 1 is fixed on the support surface of the lifting platform 2. Wherein, upper tower is: an external flange 4 is fixed on the outer wall of the tower 1 and is fixed on the supporting surface of the lifting platform 2 through a plurality of hinged inclined supporting columns 5 which are arranged radially. The lower layer tower is as follows: three tower columns 3 are arranged on the foundation below the lifting platform 2, a plurality of tower columns can be adopted, the tower columns 3 are sequentially connected and fixed by a plurality of sections of column units, the upper ends of the tower columns 3 are propped against the lower supporting surface of the lifting platform 2 through top ring beams 8 and rubber supporting seats 7, and a plurality of middle ring beams 11 are arranged between the tower columns 3; a supporting ring 6 is arranged in the middle of the lower supporting surface of the lifting platform 2, and is connected with the middle ring beam 11 at the uppermost layer through a plurality of hinged inclined supporting bars 9; between the tower columns 3 stay cables 10 or diagonal damping struts (not shown) are arranged. A reserved opening 2-1 through which the tower column 3 correspondingly passes is arranged on the lifting platform 2, and the tower column 3 can pass through the reserved opening.
As shown in fig. 2, the method for installing the wind power generator tower comprises the following steps:
step one: tower column units with three foundations are uniformly distributed and fixed on a foundation of the wind driven generator, and a reserved opening 2-1 of a lifting platform is sleeved into the corresponding tower column units; if a plurality of tower columns 3 are adopted, tower column units for fixing a plurality of sections of foundations are uniformly distributed.
Step two: firstly, a tower 1 is assembled and fixed on a supporting surface of a lifting platform 2, an external flange 4 is installed on the outer wall of the tower, the external flange 4 is fixed on the supporting surface of the lifting platform 2 through a plurality of hinged inclined support columns 5 which are arranged radially, and then the yaw platform 13 and a wind driven generator cabin 14 are assembled on the tower 1.
Step three: after the first section of tower column units are installed, the lifting platform 2 is lifted to the upper part of the first section of tower column units by utilizing the hydraulic cylinder lifting device 15, stay ropes 10 and middle ring beams 11 are arranged between the tower column units, and the next section of tower column units are fixedly connected on the first section of tower column units, and can be welded or connected by utilizing flanges.
Step four: then the hydraulic cylinder jacking device 15 is used for jacking the lifting platform 2, so that a reserved opening 2-1 of the lifting platform upwards passes through the next section of tower column units, and then the next section of tower column units are fixed with the next group of hydraulic cylinder jacking devices 15 to jack up to continuously jack up the lifting platform 2;
step five: step three and step four are gradually connected with the tower column units upwards, and the lifting platform 2 is lifted upwards by utilizing the hydraulic cylinder lifting devices 15 which are alternately fixed on the tower column units, and circularly and upwards erected; when the hydraulic cylinder jacking device is jacked, a long-stroke hydraulic cylinder can be adopted, the hydraulic cylinder jacking device 15 is temporarily fixed with the tower column unit through a fixed bearing piece, and when the jacking limit is reached by a relay method, the hydraulic cylinder jacking device 15 at the next group of higher positions is replaced to continuously jack.
Step six: after the lifting platform 2 reaches a preset height, the connection of the tower columns is completed, a top ring beam 8 and a rubber supporting seat 7 are fixed on the tower columns 3, the top of the top ring beam is connected with the lower supporting surface of the lifting platform 2, a supporting ring 6 is arranged in the middle of the lower supporting surface of the lifting platform 2, and the supporting ring is connected with the middle ring beam 11 of the uppermost layer through a plurality of hinged inclined supporting bars 9, so that the installation of the wind driven generator tower is completed. In order to facilitate the replacement and maintenance of large parts in the whole life cycle and the dismantling after retirement, the descending step is opposite to the jacking step. The lifting platform can also lift and descend along the tower column
The above-described object of the present invention is achieved.
Claims (1)
1. A method of wind turbine tower installation, the wind turbine tower comprising: the tower section of thick bamboo with support the pylon, its characterized in that: the support tower is formed by constructing a double-layer tower with a lifting platform, and the bottom of the tower barrel is fixed on a support surface on the lifting platform;
the upper tower is as follows: an external flange is fixed on the side wall of the tower barrel and is fixed on the supporting surface of the lifting platform through a plurality of hinged inclined supporting columns which are arranged radially;
the lower layer tower is as follows: at least three tower columns are arranged on the foundation below the lifting platform, the tower columns are sequentially connected and fixed by a plurality of column units, the upper ends of the tower columns are propped against the lower supporting surface of the lifting platform through top ring beams and rubber supporting seats, and a plurality of middle ring beams are arranged among the tower columns; the middle part of the lower supporting surface of the lifting platform is provided with a supporting ring, and the supporting ring is connected with the middle ring beam of the uppermost layer through a plurality of hinged inclined supporting bars; stay cables or inclined damping struts are arranged between the tower columns;
the lifting platform is provided with a reserved opening for the tower column to correspondingly pass through;
the wind driven generator tower installation method comprises the following installation steps:
step one: uniformly distributing and fixing tower column units of at least three foundations on a foundation of the wind driven generator, and sleeving a reserved opening of a lifting platform into the corresponding tower column units;
step two: firstly, assembling a fixed tower barrel on a supporting surface on a lifting platform, mounting an external flange on the side wall of the tower barrel, fixing the external flange on the supporting surface on the lifting platform through a plurality of hinged inclined support columns which are arranged radially, and then completing the whole machine assembly of a yaw platform and a wind driven generator on the tower barrel;
step three: after the first section of tower column units are installed, a hydraulic cylinder jacking device is utilized to jack the lifting platform to the upper part of the first section of tower column units, stay ropes and middle ring beams are arranged between the tower column units, and the next section of tower column units are fixedly connected to the first section of tower column units;
step four: then, the hydraulic cylinder jacking device is used for jacking the lifting platform, so that a reserved opening of the lifting platform upwards passes through the next tower column unit, and then the next group of hydraulic cylinder jacking devices are fixed on the next tower column unit to jack the lifting platform upwards continuously;
step five: step three and step four are gradually connected with the tower column units upwards, and a hydraulic cylinder jacking device alternately fixed on the tower column units is utilized to jack up the lifting platform upwards, so that the lifting platform is circularly erected upwards;
step six: after the lifting platform reaches a preset height, the connection of the tower stand column is completed, a top ring beam and a rubber supporting seat are fixed on the tower stand column, the top of the rubber supporting seat is connected with a lower supporting surface of the lifting platform, a supporting ring is arranged in the middle of the lower supporting surface of the lifting platform, and the supporting ring is connected with the middle ring beam of the uppermost layer through a plurality of hinged inclined supporting bars to complete the installation of the wind driven generator tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910736634.6A CN110410277B (en) | 2019-08-09 | 2019-08-09 | Wind driven generator tower and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910736634.6A CN110410277B (en) | 2019-08-09 | 2019-08-09 | Wind driven generator tower and installation method thereof |
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| Publication Number | Publication Date |
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| CN110410277A CN110410277A (en) | 2019-11-05 |
| CN110410277B true CN110410277B (en) | 2023-11-24 |
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| CN201910736634.6A Active CN110410277B (en) | 2019-08-09 | 2019-08-09 | Wind driven generator tower and installation method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110863956B (en) * | 2019-11-30 | 2021-05-04 | 任自放 | Novel ultrahigh tower structure, mounting structure and mounting method of large wind turbine generator |
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| Publication number | Publication date |
|---|---|
| CN110410277A (en) | 2019-11-05 |
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