CN111342621A - Assembling process of large-diameter multilayer pile of offshore generator - Google Patents
Assembling process of large-diameter multilayer pile of offshore generator Download PDFInfo
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- CN111342621A CN111342621A CN202010223655.0A CN202010223655A CN111342621A CN 111342621 A CN111342621 A CN 111342621A CN 202010223655 A CN202010223655 A CN 202010223655A CN 111342621 A CN111342621 A CN 111342621A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
- Nonmetallic Welding Materials (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses an assembling process of a large-diameter multilayer pile of an offshore generator, which comprises the steps of preparing a plurality of lower end rings, lower end connecting cylinders, lug rings, transition cylinders, upper end connecting cylinders and upper end rings, preparing a plurality of sealing rings with matched diameters, preparing anticorrosive paint, and connecting the lower end rings, the lower end connecting cylinders, the lug rings, the transition cylinders, the upper end connecting cylinders and the upper end rings with one another by adopting a welding method to obtain the large-diameter multilayer pile of the offshore generator.
Description
Technical Field
The invention relates to the technical field of assembly of large-diameter multilayer piles of offshore generators, in particular to an assembly process of large-diameter multilayer piles of offshore generators.
Background
Offshore wind turbine is the novel generator that utilizes offshore wind power resource electricity generation, and traditional offshore generator major diameter stake adopts the integral type mostly, if certain damage to can't repair, then can only change whole stake, and is with higher costs, consequently, urgently awaits a definite time an improved technique and solves this problem that exists among the prior art.
Disclosure of Invention
The invention aims to provide an assembling process of a large-diameter multilayer pile of an offshore generator, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an assembling process of a large-diameter multilayer pile of an offshore generator comprises the following steps:
the method comprises the following steps: preparing a plurality of lower end rings, lower end connecting cylinders, lug rings, transition cylinders, upper end connecting cylinders and upper end rings, preparing a plurality of sealing rings with matched diameters, and preparing anticorrosive paint;
step two: transversely laying the pile mould support, sequentially connecting the lower end rings, arranging a sealing ring at the joint, and then welding two adjacent lower end rings;
step three: connecting one end of a lower end connecting cylinder with a lower end ring at the most end part, arranging a sealing ring at the joint, and welding the joint of the lower end connecting cylinder and the lower end ring;
step four: connecting one end of the lifting lug ring with one end of the lower end connecting cylinder, which is far away from the lower end ring, arranging a sealing ring at the joint, and then welding the connecting part of the lifting lug ring and the lower end connecting cylinder;
step five: connecting the large-caliber end of the transition ring with one end of the lifting lug ring, which is far away from the connecting cylinder at the lower end, arranging a sealing ring at the joint, and then welding the joint of the transition ring and the lifting lug ring;
step six: connecting one end of the transition cylinder with a large caliber with one end of the transition ring with a small caliber, arranging a sealing ring at the joint, and welding the joint of the transition cylinder and the transition ring;
step seven: connecting the upper end connecting cylinder with the small-caliber end of the transition cylinder, arranging a sealing ring at the joint, and welding the joint of the transition cylinder and the transition ring;
step eight: connecting the upper end ring with one end of the upper end connecting cylinder, which is far away from the transition cylinder, arranging a sealing ring at the joint, and then welding the joint of the upper end ring and the upper end connecting cylinder;
step nine: sequentially connecting all the upper end rings, arranging sealing rings at the joints, welding two adjacent upper end rings, and fixing a basic flange at the top of the uppermost upper end ring;
step ten: and (4) polishing the welding position, coating anticorrosive paint on each part of the outer surface and the inner surface of the pile body after the welding position is polished, and drying to obtain the large-diameter multilayer pile of the offshore generator.
Preferably, in the first step, the diameters of the lower end ring, the lower end connecting cylinder and the lifting lug ring are 8.500 m.
Preferably, the diameter of the transition ring in the first step is gradually changed from 8.500m to 8.052 m.
Preferably, the diameter of the transition cylinder in the first step is gradually changed from 8.052m to 7.500 m.
Preferably, the diameter of the upper connecting cylinder and the upper end ring in the first step is 7.500 m.
Preferably, the anticorrosive paint in the first step is prepared from the following raw materials in parts by mass: 20-30 parts of epoxy resin, 3-6 parts of talcum powder, 1-3 parts of wax ester, 5-10 parts of acrylate, 4-8 parts of calcium carbonate, 3-5 parts of titanium dioxide, 10-15 parts of silicon dioxide, 2-4 parts of defoaming agent and 1-3 parts of surfactant.
Preferably, the anticorrosive paint is prepared from the following raw materials in parts by mass: 25 parts of epoxy resin, 4 parts of talcum powder, 2 parts of wax ester, 8 parts of acrylic ester, 6 parts of calcium carbonate, 4 parts of titanium dioxide, 12 parts of silicon dioxide, 3 parts of defoaming agent and 2 parts of surfactant.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention has reasonable process, is formed by assembling and welding a plurality of layers of ring parts, suspends the upper end of the ring part by a crane ship if a certain part is damaged and leaks water in the using process, then burns out the damaged part, adopts a new part for replacement and is welded again, thus only a single splicing part needs to be replaced, the whole pile does not need to be replaced, and the maintenance cost is greatly reduced.
(2) The surface is coated with a special anticorrosive coating, so that the corrosion resistance and the water resistance are greatly improved, and the service life of the coating is prolonged.
(3) Because of the splicing type, the new splicing piece can be coated with the anticorrosive paint firstly and is replaced so as to ensure the corrosion resistance and the waterproofness of the new splicing piece.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: an assembling process of a large-diameter multilayer pile of an offshore generator comprises the following steps:
the method comprises the following steps: preparing a plurality of lower end rings, lower end connecting cylinders, lug rings, transition cylinders, upper end connecting cylinders and upper end rings, preparing a plurality of sealing rings with matched diameters, and preparing anticorrosive paint;
step two: transversely laying the pile mould support, sequentially connecting the lower end rings, arranging a sealing ring at the joint, and then welding two adjacent lower end rings;
step three: connecting one end of a lower end connecting cylinder with a lower end ring at the most end part, arranging a sealing ring at the joint, and welding the joint of the lower end connecting cylinder and the lower end ring;
step four: connecting one end of the lifting lug ring with one end of the lower end connecting cylinder, which is far away from the lower end ring, arranging a sealing ring at the joint, and then welding the connecting part of the lifting lug ring and the lower end connecting cylinder;
step five: connecting the large-caliber end of the transition ring with one end of the lifting lug ring, which is far away from the connecting cylinder at the lower end, arranging a sealing ring at the joint, and then welding the joint of the transition ring and the lifting lug ring;
step six: connecting one end of the transition cylinder with a large caliber with one end of the transition ring with a small caliber, arranging a sealing ring at the joint, and welding the joint of the transition cylinder and the transition ring;
step seven: connecting the upper end connecting cylinder with the small-caliber end of the transition cylinder, arranging a sealing ring at the joint, and welding the joint of the transition cylinder and the transition ring;
step eight: connecting the upper end ring with one end of the upper end connecting cylinder, which is far away from the transition cylinder, arranging a sealing ring at the joint, and then welding the joint of the upper end ring and the upper end connecting cylinder;
step nine: sequentially connecting all the upper end rings, arranging sealing rings at the joints, welding two adjacent upper end rings, and fixing a basic flange at the top of the uppermost upper end ring;
step ten: and (4) polishing the welding position, coating anticorrosive paint on each part of the outer surface and the inner surface of the pile body after the welding position is polished, and drying to obtain the large-diameter multilayer pile of the offshore generator.
The diameters of the lower end ring, the lower end connecting cylinder and the lug ring in the first step are 8.500m, the diameter of the transition ring in the first step is gradually changed from 8.500m to 8.052m, the diameter of the transition cylinder in the first step is gradually changed from 8.052m to 7.500m, and the diameters of the upper end connecting cylinder and the upper end ring in the first step are 7.500 m.
The anticorrosive coating in the first step is prepared from the following raw materials in parts by mass: 20-30 parts of epoxy resin, 3-6 parts of talcum powder, 1-3 parts of wax ester, 5-10 parts of acrylate, 4-8 parts of calcium carbonate, 3-5 parts of titanium dioxide, 10-15 parts of silicon dioxide, 2-4 parts of defoaming agent and 1-3 parts of surfactant.
The first embodiment is as follows:
the anticorrosive paint is prepared from the following raw materials in parts by mass: 20 parts of epoxy resin, 3 parts of talcum powder, 1 part of wax ester, 5 parts of acrylate, 4 parts of calcium carbonate, 3 parts of titanium dioxide, 10 parts of silicon dioxide, 2 parts of defoaming agent and 1 part of surfactant.
Example two:
the anticorrosive paint is prepared from the following raw materials in parts by mass: 25 parts of epoxy resin, 4 parts of talcum powder, 2 parts of wax ester, 8 parts of acrylic ester, 6 parts of calcium carbonate, 4 parts of titanium dioxide, 12 parts of silicon dioxide, 3 parts of defoaming agent and 2 parts of surfactant.
Example three:
the anticorrosive paint is prepared from the following raw materials in parts by mass: 30 parts of epoxy resin, 6 parts of talcum powder, 3 parts of wax ester, 10 parts of acrylic ester, 8 parts of calcium carbonate, 5 parts of titanium dioxide, 15 parts of silicon dioxide, 4 parts of defoaming agent and 3 parts of surfactant.
The anti-corrosion coating prepared in the first to third embodiments is respectively coated on the surface and the inner side of the pile body, so that the anti-corrosion performance and the waterproof performance of the pile body are greatly improved compared with those of the traditional pile body.
The invention has reasonable process, is formed by assembling and welding a plurality of layers of ring parts, if a certain part is damaged and leaks water in the using process, the upper end of the ring part is suspended by a crane ship, then the damaged part is burnt out, a new part is adopted for replacing and welding again, thus only a single splicing part needs to be replaced without replacing the whole pile, the maintenance cost is greatly reduced, the surface is coated with a special anticorrosive coating, the corrosion resistance and the water resistance are greatly improved, the service life of the splicing part is prolonged, and the new splicing part can be firstly coated with the anticorrosive coating and then replaced so as to ensure the corrosion resistance and the water resistance of the new splicing part.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The splicing process of the large-diameter multilayer pile of the offshore generator is characterized by comprising the following steps of: the method comprises the following steps:
the method comprises the following steps: preparing a plurality of lower end rings, lower end connecting cylinders, lug rings, transition cylinders, upper end connecting cylinders and upper end rings, preparing a plurality of sealing rings with matched diameters, and preparing anticorrosive paint;
step two: transversely laying the pile mould support, sequentially connecting the lower end rings, arranging a sealing ring at the joint, and then welding two adjacent lower end rings;
step three: connecting one end of a lower end connecting cylinder with a lower end ring at the most end part, arranging a sealing ring at the joint, and welding the joint of the lower end connecting cylinder and the lower end ring;
step four: connecting one end of the lifting lug ring with one end of the lower end connecting cylinder, which is far away from the lower end ring, arranging a sealing ring at the joint, and then welding the connecting part of the lifting lug ring and the lower end connecting cylinder;
step five: connecting the large-caliber end of the transition ring with one end of the lifting lug ring, which is far away from the connecting cylinder at the lower end, arranging a sealing ring at the joint, and then welding the joint of the transition ring and the lifting lug ring;
step six: connecting one end of the transition cylinder with a large caliber with one end of the transition ring with a small caliber, arranging a sealing ring at the joint, and welding the joint of the transition cylinder and the transition ring;
step seven: connecting the upper end connecting cylinder with the small-caliber end of the transition cylinder, arranging a sealing ring at the joint, and welding the joint of the transition cylinder and the transition ring;
step eight: connecting the upper end ring with one end of the upper end connecting cylinder, which is far away from the transition cylinder, arranging a sealing ring at the joint, and then welding the joint of the upper end ring and the upper end connecting cylinder;
step nine: sequentially connecting all the upper end rings, arranging sealing rings at the joints, welding two adjacent upper end rings, and fixing a basic flange at the top of the uppermost upper end ring;
step ten: and (4) polishing the welding position, coating anticorrosive paint on each part of the outer surface and the inner surface of the pile body after the welding position is polished, and drying to obtain the large-diameter multilayer pile of the offshore generator.
2. The assembly process of the large-diameter multilayer pile of the offshore generator according to claim 1, characterized in that: and in the first step, the diameters of the lower end ring, the lower end connecting cylinder and the lifting lug ring are 8.500 m.
3. The assembly process of the large-diameter multilayer pile of the offshore generator according to claim 1, characterized in that: in the first step, the diameter of the transition ring is gradually changed from 8.500m to 8.052 m.
4. The assembly process of the large-diameter multilayer pile of the offshore generator according to claim 1, characterized in that: the diameter of the transition cylinder in the first step is gradually changed from 8.052m to 7.500 m.
5. The assembly process of the large-diameter multilayer pile of the offshore generator according to claim 1, characterized in that: the diameter of the upper end connecting cylinder and the upper end ring in the first step is 7.500 m.
6. The assembly process of the large-diameter multilayer pile of the offshore generator according to claim 1, characterized in that: the anticorrosive coating in the first step is prepared from the following raw materials in parts by mass: 20-30 parts of epoxy resin, 3-6 parts of talcum powder, 1-3 parts of wax ester, 5-10 parts of acrylate, 4-8 parts of calcium carbonate, 3-5 parts of titanium dioxide, 10-15 parts of silicon dioxide, 2-4 parts of defoaming agent and 1-3 parts of surfactant.
7. The assembly process of the large-diameter multilayer pile of the offshore generator, according to claim 6, is characterized in that: the anticorrosive paint is prepared from the following raw materials in parts by mass: 25 parts of epoxy resin, 4 parts of talcum powder, 2 parts of wax ester, 8 parts of acrylic ester, 6 parts of calcium carbonate, 4 parts of titanium dioxide, 12 parts of silicon dioxide, 3 parts of defoaming agent and 2 parts of surfactant.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010223655.0A CN111342621B (en) | 2020-03-26 | 2020-03-26 | Assembling process of large-diameter multilayer pile of offshore generator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010223655.0A CN111342621B (en) | 2020-03-26 | 2020-03-26 | Assembling process of large-diameter multilayer pile of offshore generator |
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| CN111342621A true CN111342621A (en) | 2020-06-26 |
| CN111342621B CN111342621B (en) | 2021-07-02 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2071285U (en) * | 1990-09-27 | 1991-02-13 | 蒋浩昌 | Steel sleeve concrete pipe |
| KR20130012106A (en) * | 2012-05-18 | 2013-02-01 | 동부건설 주식회사 | Transition piece and momopile connection structure of offshore wind turbine |
| CN203701123U (en) * | 2014-01-24 | 2014-07-09 | 熊翱 | Shallow sea varying diameter single pile foundation |
| CN107938699A (en) * | 2017-11-13 | 2018-04-20 | 中交第三航务工程局有限公司宁波分公司 | A kind of construction method on booster stations basis |
| CN108165138A (en) * | 2017-12-29 | 2018-06-15 | 天津索菲特建筑材料有限公司 | Insulation rust-proof anti-corrosive paint |
-
2020
- 2020-03-26 CN CN202010223655.0A patent/CN111342621B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2071285U (en) * | 1990-09-27 | 1991-02-13 | 蒋浩昌 | Steel sleeve concrete pipe |
| KR20130012106A (en) * | 2012-05-18 | 2013-02-01 | 동부건설 주식회사 | Transition piece and momopile connection structure of offshore wind turbine |
| CN203701123U (en) * | 2014-01-24 | 2014-07-09 | 熊翱 | Shallow sea varying diameter single pile foundation |
| CN107938699A (en) * | 2017-11-13 | 2018-04-20 | 中交第三航务工程局有限公司宁波分公司 | A kind of construction method on booster stations basis |
| CN108165138A (en) * | 2017-12-29 | 2018-06-15 | 天津索菲特建筑材料有限公司 | Insulation rust-proof anti-corrosive paint |
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| CN111342621B (en) | 2021-07-02 |
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