CN107178456A - A kind of horizontal-shaft tidal generation blading offshore installation method - Google Patents
A kind of horizontal-shaft tidal generation blading offshore installation method Download PDFInfo
- Publication number
- CN107178456A CN107178456A CN201710343418.6A CN201710343418A CN107178456A CN 107178456 A CN107178456 A CN 107178456A CN 201710343418 A CN201710343418 A CN 201710343418A CN 107178456 A CN107178456 A CN 107178456A
- Authority
- CN
- China
- Prior art keywords
- blade
- horizontal
- hoisting mechanism
- blading
- rolling device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
- F03B3/128—Mounting, demounting
-
- 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
- Y02E10/20—Hydro energy
Abstract
The present invention devises a kind of horizontal-shaft tidal generation blading offshore installation method, comprises the following steps：Two blade levels are lifted to tidal power generating carrier boat deck using suspension rod, respectively the flange at two blade roots and anti-Rolling device are bolted to connection；First blade and blade is slightly located using chain block with mobile crane rack device suspension hook to be connected, then first blade for being fixed with anti-Rolling device is adjusted on guide rail；The leaf that first blade is slowly sling using hoisting mechanism slightly, makes blade root be moved along guide rail direction until slinging vertically；Anti- Rolling device on flange at first blade root is pulled down and first blade is vertically inserted in the mounting hole on tidal current generator wheel hub and fixed with bolt；Hoisting mechanism is moved down until first blade enters water completely, then hoisting mechanism is moved upward into initial position, loaded second blade on tidal current generator wheel hub and lower immigration water using same method.
Description
Technical field
The invention belongs to regenerated resources TRT technical field, and in particular to a kind of horizontal-shaft tidal generation blading
Offshore installation method.
Background technology
Tidal generating set blade is larger due to yardstick, is limited by shipyard building berth and harbour drinking water, it is difficult on the coast or code
Head is installed, it is necessary to after tidal generating set carrier platform is in predetermined maritime area positioning and anchoring, can just install blade.Using this peace
Dress method, generally requires the marine crane ship of enough Lifting Capacities, and by the conditionality of sea climate and weather, there is peace
Fill that environment is poor, cycle length, the shortcomings of risk is big, cost is high.Outstanding behaviours is in terms of marine fixed, the mobile, installation of blade.
During transport of blades, marine operating mode is complex, and deck plane, which jolts, to be easily caused blade rolling and may bring damage
Wound, and then influence the generating efficiency of tidal generating set.Therefore, blade how is fixed as primarily asking in installation process
Topic；
Leaf blade hanging is influenceed, it is difficult to disposable accurate by jolting of causing of marine Lidar Equation to tidal power generating carrier ship time
Really it is placed at the predetermined deck position of generating carrier ship.Accordingly, it would be desirable to which secondary moving blade makes it be adjusted on ship suitable position
Put.Therefore, should still be equipped with crane gear on ship, but cost increase can be caused；
During blade Attention problems, it is necessary to docked with TRT propeller boss vertical direction, but because marine stormy waves causes trend
Generating carrier ship jolts, and vertical butt joint is relatively difficult.
Above mentioned problem brings the difficulty of horizontal-shaft tidal generation blading Attention problems, and greatly improved and be mounted to
This.In the prior art, Publication No. CN102192111A patent has similarity with the present invention, but and differs.
Difference is：
The present invention and Publication No. CN102192111A patent are constituted and entirely different in form in concrete structure；
The present invention is tidal generating set, and Publication No. CN102192111A patent is wind power generation plant；
The present invention is double blade structure form, and Publication No. CN102192111A patent is three blade construction forms；
Uniqueness of the present invention has created anti-Rolling device and mobile crane rack device, is Publication No. CN101988463A
Not available for patent；
The present invention uses vertical mounting method for blade, and Publication No. CN102192111A patent uses horizontal leaf
Piece installation method.
The content of the invention
It is an object of the invention to provide a kind of safe, economic, feasible horizontal-shaft tidal generation blading sea peace
Dress method.
The object of the present invention is achieved like this：A kind of horizontal-shaft tidal generation blading offshore installation method, it is described
Tidal generating set includes horizontal axis tidal current generator, hoisting mechanism, wheel hub and two blades, and its installation process feature includes
Following steps：
(1) two blade levels are lifted to tidal power generating carrier boat deck using suspension rod；
(2) flange at two blade roots is fixedly connected with anti-Rolling device with bolt respectively；
(3) first blade and blade is slightly located with chain block to be connected with mobile crane rack device suspension hook；
(4) first blade for being fixed with anti-Rolling device is adjusted on guide rail；
(5) leaf that first blade is slowly sling with hoisting mechanism slightly, blade root is moved along guide rail direction until hanging vertically
Rise；
(6) anti-Rolling device on flange at first blade root is pulled down；
(7) fixed in the mounting hole that first blade is inserted vertically on tidal current generator wheel hub and with bolt；
(8) hoisting mechanism is moved down until first blade enters water completely, and blade is under gravity voluntarily to backspin
Turnback and and horizontal plane；
(9) hoisting mechanism is moved upward to initial position, and second blade is loaded into tidal current generator using same method
On wheel hub and lower immigration water.
Described step (1) is specifically included：The two ends of suspension rod respectively by the leaf of lifting rope and blade slightly, leaf tail connects.
Described anti-Rolling device is made up of channel-section steel and round steel pipe；Multiple equidistant screws, channel-section steel two ends are carried on channel-section steel
It is respectively welded inside two round steel pipes；Anti- Rolling device is bolted to connection with the flange at two blade roots.
Described travelling bridge device is made up of mast-up, chain block, lifting rope, roller；One end of chain block is by hanging
Rope catches on the flange hole at blade root, and the other end is fixed on suspension bracket, pulls chain to adjust blade above deck by manpower
Position.
Described step (5) is specifically included：Chain block is pre-installed on the tripod of hoisting mechanism upper end, by chain block
The lifting rope of one end and the leaf of blade are slightly connected, then gradually lift blade by the rising of hoisting mechanism；Meanwhile, prized using crowbar
Anti- Rolling device drives blade root to be moved along guide rail direction, is sling until blade is substantially vertical.
Described step (7) is specifically included：Two blade mounting holes on wheel hub are sequentially adjusted in vertical position, vertically
Ground is installed by two blades.
Described step (8) is specifically included：First hoisting mechanism is moved down, treat first blade by Action of Gravity Field to
Backspin turnback and with after horizontal plane, then hoisting mechanism being moved up, vertically-mounted second blade.
It is fixed, mobile the beneficial effects of the present invention are the sea for dexterously solving horizontal-shaft tidal generation blading
And installation question, devise the feasible method of a set of horizontal-shaft tidal generation blading Attention problems, the anti-rolling dress of design
Put ensure that blade at sea transport and placement process in security, and device is simple, it is easy to dismount；The mobile crane of design
Frame enables blade accurately to adjust the correct position to deck, eliminates and is equipped with large lifting equipment on tidal power generating carrier ship,
Save cost；Adjustment hoisting mechanism is moved up and down, and first installed blade is rotated down 180 degree by Action of Gravity Field
Enter after water, just can realize that second blade is smoothly docked with wheel hub, it is to avoid the problem of setting angle is difficult to control to.With safety
Spend the low advantage of high, workable, implementation cost.
Brief description of the drawings
Fig. 1 is view of the hoisting blade to tidal power generating carrier ship time；
Fig. 2 is anti-Rolling device structural representation；
Fig. 3 is view when leaf position is adjusted by mobile crane rack device；
Fig. 4 is that blade is adjusted to the schematic diagram after guide rail position；
Fig. 5 is view when blade is sling using hoisting mechanism；
Fig. 6 is the schematic diagram after two blade installations.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
The present invention is applied to horizontal-shaft tidal generation blading Attention problems, can be by using the installation method of the present invention
Two blades are smoothly installed on tidal generating set.
Two blade levels are lifted to tidal power generating carrier boat deck using suspension rod；Respectively by two blade roots
The flange at place is bolted to connection with anti-Rolling device；Using chain block by first blade and blade slightly place and mobile crane
Rack device suspension hook is connected；First blade for being fixed with anti-Rolling device is adjusted on guide rail；It is slow using hoisting mechanism
The slow leaf for slinging first blade slightly, makes blade root be moved along guide rail direction until slinging vertically；By method at first blade root
Anti- Rolling device is pulled down on orchid；First blade is vertically inserted in the mounting hole on tidal current generator wheel hub and consolidated with bolt
It is fixed；Hoisting mechanism is moved down up to first blade enters water completely, and 180 degree and and water are voluntarily rotated down under gravity
Plane is vertical；Hoisting mechanism is moved upward to initial position, and second blade is loaded into tidal power generating wheel using same method
On hub and lower immigration water.
In the step (1), the level for realizing blade using suspension rod is lifted, and the two ends of suspension rod pass through lifting rope and blade respectively
Leaf slightly, leaf tail connection；The anti-Rolling device is made up of channel-section steel and round steel pipe.Multiple screws, two ends difference are carried on channel-section steel
It is welded on inside two round steel pipes；Anti- Rolling device can be bolted to connection with the flange at two blade roots, it is ensured that
Blade will not be jolted because of tidal power generating carrier ship and caused by roll.The mobile crane rack device by mast-up, chain block, hang
Rope, roller composition.One end of chain block is caught on the flange hole of blade root by lifting rope, and the other end is fixed on suspension bracket, is led to
Manpower pulling chain bar is crossed to realize the adjustment of blade position above deck.In the step (5), first in hoisting mechanism upper end
Chain block is pre-installed on tripod, the leaf of the lifting rope of chain block one end and blade is slightly connected, then pass through the upper of hoisting mechanism
Rise and gradually lift blade, meanwhile, anti-Rolling device is prized to drive blade root to be moved along guide rail direction using crowbar, until leaf
Piece is substantially vertical to be sling.In the step (7), first blade is vertically inserted in the mounting hole on tidal current generator wheel hub
And fixed with bolt.In the step (8), first hoisting mechanism is moved down, treats that first blade is downward by Action of Gravity Field
Rotate 180 degree and with after horizontal plane, then hoisting mechanism being moved up, vertically-mounted second blade.
It is concretely comprised the following steps：
(1) two blade levels are lifted to tidal power generating carrier boat deck using suspension rod 2, as shown in Figure 1.Loop wheel machine
Lower end connects suspension rod 2 by lifting rope 1, for balancing handling blade；Derrick rig two ends hang with lifting rope 3, and one end is connected to blade
On leaf slightly 5 afterbody suspension ring 7, the other end is connected on the flange hole 6 at blade root 4.
(2) flange at two blade roots and anti-Rolling device are bolted to connection respectively；The anti-rolling
Device is made up of channel-section steel 9 and round steel pipe 8, as shown in Figure 2.Multiple screws 10 are carried on channel-section steel 9, two ends are respectively welded at two circles
Inside steel pipe 8；Anti- Rolling device can be bolted to connection with the flange at blade root, it is ensured that blade will not be sent out because of trend
Charge carrier ship jolts and causes to roll.
(3) it will be connected using chain block 12 at the blade root 4 of blade 26 with mobile crane rack device suspension hook；It is described removable
Hanger device is made up of mast-up 11, chain block 12, lifting rope 13, roller 14, as shown in Figure 3.One end of chain block 12 by
Lifting rope 13 catches on the flange hole 6 at blade root, and the other end is fixed on mast-up 11, and chain block 12 is pulled by manpower
Chain is so as to realizing the adjustment of blade position above deck.
(4) first blade 26 for being fixed with anti-Rolling device is adjusted to guider (state as shown in Figure 4)；
Guider is made up of support 15, guide rail 16, round steel pipe 17.Support 15 is welded on the outside of guide rail, and round steel pipe 17 is positioned over guide rail
Between blade and blade slightly position, blade is set to be kept certain height with deck plane.
(5) as shown in figure 5, chain block 24 is pre-installed on the tripod 22 of the upper end of hoisting mechanism 21, by chain block one
End lifting rope 25 is connected with the leaf slightly suspension hook 7 of first blade 26, then, meanwhile, prized using crowbar. by lift mechanism lifts leaf slightly
Moving anti-Rolling device 23 makes blade be moved along the direction of guide rail 16, until blade is sling vertically.
(6) the anti-Rolling device 23 on flange at first blade root of blade 26 is unloaded.
(7) first blade is vertically inserted in the mounting hole on tidal current generator wheel hub 20 and tightens bolt and fixed.
(8) hoisting mechanism 21 is moved down, first blade by Action of Gravity Field be rotated down 180 degree enter water and with level
Face is vertical.
(9) hoisting mechanism 21 is moved up again, according to the installation steps of first blade 26, completes second blade 27
Installation (state as shown in Figure 6).
Claims (8)
1. a kind of horizontal-shaft tidal generation blading offshore installation method, described tidal generating set includes horizontal axis tide
Flow generator, hoisting mechanism, wheel hub and two blades, it is characterised in that specifically include following steps：
(1) two blade levels are lifted to tidal power generating carrier boat deck using suspension rod；
(2) flange at two blade roots is fixedly connected with anti-Rolling device with bolt respectively；
(3) first blade and blade is slightly located with chain block to be connected with mobile crane rack device suspension hook；
(4) first blade for being fixed with anti-Rolling device is adjusted on guide rail；
(5) leaf that first blade is slowly sling with hoisting mechanism slightly, blade root is moved along guide rail direction until slinging vertically；
(6) anti-Rolling device on flange at first blade root is pulled down；
(7) fixed in the mounting hole that first blade is inserted vertically on tidal current generator wheel hub and with bolt；
(8) hoisting mechanism is moved down until first blade enters water completely, and blade is voluntarily rotated down 180 under gravity
Spend and and horizontal plane；
(9) hoisting mechanism is moved upward to initial position, and second blade is loaded into tidal current generator wheel hub using same method
Upper and lower immigration water.
2. a kind of horizontal-shaft tidal generation blading offshore installation method according to claim 1, it is characterised in that institute
The two ends of the step of stating (1) middle hanger respectively by the leaf of lifting rope and blade slightly, leaf tail connects.
3. a kind of horizontal-shaft tidal generation blading offshore installation method according to claim 1, it is characterised in that institute
The anti-Rolling device stated is made up of channel-section steel and round steel pipe；Multiple equidistant screws are carried on channel-section steel, channel-section steel two ends are respectively welded at
Inside two round steel pipes.
4. a kind of horizontal-shaft tidal generation blading offshore installation method according to claim 1, it is characterised in that institute
The anti-Rolling device stated is bolted to connection with the flange at two blade roots.
5. a kind of horizontal-shaft tidal generation blading offshore installation method according to claim 1, it is characterised in that institute
The travelling bridge device tool stated is made up of mast-up, chain block, lifting rope, roller；One end of chain block leaf is caught on by lifting rope
Flange hole at piece blade root, the other end is fixed on suspension bracket, pulls chain to adjust blade position above deck by manpower.
6. a kind of horizontal-shaft tidal generation blading offshore installation method according to claim 1, it is characterised in that institute
The step of stating (5) specifically includes：
Chain block is pre-installed on the tripod of hoisting mechanism upper end, the leaf of the lifting rope of chain block one end and blade is slightly connected
Connect, then blade is gradually lifted by the rising of hoisting mechanism；Meanwhile, prize anti-Rolling device using crowbar and drive blade root edge
Guide rail direction is moved, and is sling until blade is substantially vertical.
7. a kind of horizontal-shaft tidal generation blading offshore installation method according to claim 1, it is characterised in that institute
The step of stating (7) specifically includes：
Two blade mounting holes on wheel hub are sequentially adjusted in vertical position, two blades are vertically installed.
8. a kind of horizontal-shaft tidal generation blading offshore installation method according to claim 1, it is characterised in that institute
The step of stating (8) specifically includes：
First hoisting mechanism is moved down, treats that first blade is rotated down 180 degree and and horizontal plane by Action of Gravity Field
Afterwards, then by hoisting mechanism move up, vertically-mounted second blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710343418.6A CN107178456B (en) | 2017-05-16 | 2017-05-16 | A kind of horizontal-shaft tidal generation blading offshore installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710343418.6A CN107178456B (en) | 2017-05-16 | 2017-05-16 | A kind of horizontal-shaft tidal generation blading offshore installation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107178456A true CN107178456A (en) | 2017-09-19 |
| CN107178456B CN107178456B (en) | 2019-05-17 |
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ID=59831163
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710343418.6A Active CN107178456B (en) | 2017-05-16 | 2017-05-16 | A kind of horizontal-shaft tidal generation blading offshore installation method |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101230835A (en) * | 2006-11-23 | 2008-07-30 | 西门子公司 | Method and device for mounting of wind turbine blades |
| CN103145051A (en) * | 2013-03-13 | 2013-06-12 | 杭州国电大力机电工程有限公司 | Separated hoisting device of offshore wind turbine generator, and installation method |
| CN203295110U (en) * | 2013-05-30 | 2013-11-20 | 甘肃建投装备制造有限公司 | Detection platform for blades of wind tower barrel |
| KR20140000383A (en) * | 2012-06-22 | 2014-01-03 | 삼성중공업 주식회사 | Maintenance apparatus for blade of wind turbine and wind turbine having the same |
| US20150028608A1 (en) * | 2013-07-29 | 2015-01-29 | General Electric Company | Method and apparatus for handling a rotor blade |
| CN105460796A (en) * | 2015-12-18 | 2016-04-06 | 朱荣华 | Offshore platform fan lifting system and lifting method |
| CN205838310U (en) * | 2016-07-01 | 2016-12-28 | 大庆安鼎风电技术服务有限责任公司 | A kind of wind generator set blade hanging apparatus |
-
2017
- 2017-05-16 CN CN201710343418.6A patent/CN107178456B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101230835A (en) * | 2006-11-23 | 2008-07-30 | 西门子公司 | Method and device for mounting of wind turbine blades |
| KR20140000383A (en) * | 2012-06-22 | 2014-01-03 | 삼성중공업 주식회사 | Maintenance apparatus for blade of wind turbine and wind turbine having the same |
| CN103145051A (en) * | 2013-03-13 | 2013-06-12 | 杭州国电大力机电工程有限公司 | Separated hoisting device of offshore wind turbine generator, and installation method |
| CN203295110U (en) * | 2013-05-30 | 2013-11-20 | 甘肃建投装备制造有限公司 | Detection platform for blades of wind tower barrel |
| US20150028608A1 (en) * | 2013-07-29 | 2015-01-29 | General Electric Company | Method and apparatus for handling a rotor blade |
| CN105460796A (en) * | 2015-12-18 | 2016-04-06 | 朱荣华 | Offshore platform fan lifting system and lifting method |
| CN205838310U (en) * | 2016-07-01 | 2016-12-28 | 大庆安鼎风电技术服务有限责任公司 | A kind of wind generator set blade hanging apparatus |
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| Publication number | Publication date |
|---|---|
| CN107178456B (en) | 2019-05-17 |
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