CN102720645A - Tower frame of offshore wind generating set - Google Patents
Tower frame of offshore wind generating set Download PDFInfo
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- CN102720645A CN102720645A CN2012101780800A CN201210178080A CN102720645A CN 102720645 A CN102720645 A CN 102720645A CN 2012101780800 A CN2012101780800 A CN 2012101780800A CN 201210178080 A CN201210178080 A CN 201210178080A CN 102720645 A CN102720645 A CN 102720645A
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- tower
- tower tube
- pylon
- thickness
- coating
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- 238000000576 coating method Methods 0.000 claims abstract description 78
- 239000011248 coating agent Substances 0.000 claims abstract description 73
- 239000004593 Epoxy Substances 0.000 claims abstract description 55
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000005260 corrosion Methods 0.000 claims abstract description 47
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000011701 zinc Substances 0.000 claims abstract description 44
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 44
- 239000002987 primer (paints) Substances 0.000 claims abstract description 29
- 229910052742 iron Inorganic materials 0.000 claims abstract description 26
- 239000003973 paint Substances 0.000 claims abstract description 16
- 239000004814 polyurethane Substances 0.000 claims abstract description 13
- 229920002635 polyurethane Polymers 0.000 claims abstract description 13
- 230000007797 corrosion Effects 0.000 claims description 37
- 230000002401 inhibitory effect Effects 0.000 claims description 34
- PRPAGESBURMWTI-UHFFFAOYSA-N [C].[F] Chemical compound [C].[F] PRPAGESBURMWTI-UHFFFAOYSA-N 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 12
- 239000002002 slurry Substances 0.000 claims description 5
- 238000010891 electric arc Methods 0.000 claims description 3
- 239000013535 sea water Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 3
- 239000010445 mica Substances 0.000 abstract 2
- 229910052618 mica group Inorganic materials 0.000 abstract 2
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Classifications
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- 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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- Wind Motors (AREA)
Abstract
The invention relates to an offshore wind generating set tower, wherein three anti-corrosion coatings, namely an epoxy zinc-rich primer coating (10), an epoxy mica iron intermediate paint coating (20) and a fluorocarbon finish paint coating (30), are coated on the outer wall of a tower tube (1), a tower platform (21) outside the tower tube (1), a fence (3) erected upwards on the periphery of the tower platform (21), and a ladder (41) arranged between the tower platform (21) and the outer wall of the tower tube (1); the anti-corrosion coating comprises three anti-corrosion coatings, namely an epoxy zinc-rich primer layer (10), an epoxy mica iron intermediate paint layer (20) and a modified polyurethane finish paint layer (40), wherein the inner wall of the tower barrel (1), a tower platform (22) inside the tower barrel (1) and a ladder (42) arranged between the tower platform (22) and the inner wall of the tower barrel (1) are coated with the three anti-corrosion coatings, so that the requirement of 30-year service life of anti-corrosion protection of the wind generating set tower in the marine environment is met.
Description
[technical field]
The present invention relates to a kind of pylon, particularly a kind of offshore wind generating group pylon.
[background technique]
Abide by ISO 12944-1 standard, the surface is protected for a long time, and the life requirements of the steel structure pylon surface anticorrosion protection of wind power generating set is at least 15 years; Its anti-corrosion protection target is to reach the following 30 years life requirements of ocean environment, according to international standard ISO12944-2, is in that the corrosion of steel structure grade is C5-M under the ocean environment; Be corrosive environment and the most serious zone of extent of corrosion; Also be the emphasis and the difficult point of anti-corrosion protection, this has brought stern challenge to the anti-corrosion protection that is positioned at marine wind power generating set steel structure pylon, in addition; In a single day the offshore wind turbine corrosion-inhibiting coating lost efficacy, and the reparation difficulty is big, cost is high.Therefore, the corrosion resistant coating system that design of High Efficiency and durability are good is most important.
[summary of the invention]
The invention provides a kind of pylon to wind power generating set under the ocean environment; In order to satisfy and realize the anti-corrosion protection life requirements in 30 years of wind power generating set under the ocean environment; Different parts, different structure, unlike material and the different Environmental Conditions that the present invention is directed to blower fan pylon studied targetedly and designed the corrosion-inhibiting coating system schema, thereby guarantees that wind-power generating unit tower is in the durability and the reliability of 30 years lifetime inner anticorrosioning coatings under the ocean environment.
For realizing above-mentioned purpose, the present invention has adopted following technical proposal:
A kind of offshore wind generating group pylon; Comprise the outside pylon platform of tower tube, tower tube, the fence that upwards holds up the pylon platform periphery, be arranged at the inner pylon platform of ladder, tower tube between pylon platform and the tower drum outer wall, be arranged at the ladder between pylon platform and the tower tube inwall, wherein:
The pylon platform of a, tower drum outer wall, tower tube outside, the fence that upwards hold up the pylon platform periphery, the ladder that is arranged between pylon platform and the tower drum outer wall scribble epoxy zinc rich primer layer, the middle enamelled coating of epoxy micaceous iron, three layers of corrosion-inhibiting coating of fluorine carbon finishing paint layer;
The pylon platform of b, tower tube inwall, tower tube inside, the ladder that is arranged between pylon platform and the tower tube inwall scribble epoxy zinc rich primer layer, the middle enamelled coating of epoxy micaceous iron, three layers of corrosion-inhibiting coating of modified polyurethane top coat layer.
The tower tube is made up of some pitch cylinder cylindrical shells as stated; Stretch into seawater near sea level cylindrical tube one end; The other end through tower drum flange and bolt, nut, screw and be positioned at its top another pitch cylinder cylindrical shell be fixedly connected; Said tower drum flange face scribbles the spray zinc layer corrosion-inhibiting coating that the electric arc hot spray painted zinc is handled; Said tower drum flange outer side surface scribbles epoxy zinc rich primer layer, the middle enamelled coating of epoxy micaceous iron, three layers of corrosion-inhibiting coating of fluorine carbon finishing paint layer; Said tower drum flange inner side surface scribbles epoxy zinc rich primer layer, the middle enamelled coating of epoxy micaceous iron, three layers of corrosion-inhibiting coating of modified polyurethane top coat layer, and said bolt, nut, screw scribble the Dacroment coating antiseptic coating of environment-friendly chromium-free.
Aforesaid a kind of offshore wind generating group pylon, wherein:
The outside pylon platform of I, said tower drum outer wall, tower tube, the fence that upwards holds up the pylon platform periphery, the thickness of dry film that is arranged at epoxy zinc rich primer layer in ladder and the tower drum flange outer side surface institute employing corrosion-inhibiting coating between pylon platform and the tower drum outer wall are 70～90 μ m; The thickness of dry film of the thick slurry enamelled coating of epoxy micaceous iron is 230～250 μ m, and the thickness of dry film of fluorine carbon finishing paint layer is 50～70 μ m;
The inner pylon platform of II, said tower tube inwall, tower tube, the thickness of dry film that is arranged at epoxy zinc rich primer layer in ladder between pylon platform and the tower tube inwall, the tower drum flange inner side surface institute employing corrosion-inhibiting coating are 50～70 μ m; The thickness of dry film of enamelled coating is 150～170 μ m in the middle of the epoxy micaceous iron, and the thickness of dry film of modified polyurethane top coat layer is 50～70 μ m;
III, said spray zinc coating thickness are 150～200 μ m;
The Dacroment coating thickness of IV, said environment-friendly chromium-free is 10～15 μ m.
Aforesaid a kind of offshore wind generating group pylon, wherein:
The outside pylon platform of I, said tower drum outer wall, tower tube, the fence that upwards holds up the pylon platform periphery, the thickness of dry film that is arranged at epoxy zinc rich primer layer in ladder and the tower drum flange outer side surface institute employing corrosion-inhibiting coating between pylon platform and the tower drum outer wall are 80 μ m; The thickness of dry film of the thick slurry enamelled coating of epoxy micaceous iron is 240 μ m, and the thickness of dry film of fluorine carbon finishing paint layer is 60 μ m;
The inner pylon platform of II, said tower tube inwall, tower tube, the thickness of dry film that is arranged at epoxy zinc rich primer layer in ladder between pylon platform and the tower tube inwall, the tower drum flange inner side surface institute employing corrosion-inhibiting coating are 60 μ m; The thickness of dry film of enamelled coating is 160 μ m in the middle of the epoxy micaceous iron, and the thickness of dry film of modified polyurethane top coat layer is 60 μ m;
III, said spray zinc coating thickness are 170 μ m;
The Dacroment coating thickness of IV, said environment-friendly chromium-free is 11 μ m.
Cylindrical tube is set to 3～5 joints as stated.
Cylindrical tube is set to 3 joints as stated.
Epoxy zinc rich primer layer zinc content is more than or equal to 80% as stated.
The invention has the beneficial effects as follows: the corrosion-inhibiting coating system design of the pylon steel structure through wind power generating set under the above-mentioned ocean environment; The ISO12944-1 that meets international standards guarantees the requirement in working life in 30 years of pylon anti-corrosion protection of wind power generating set under the ocean climate environment.
[description of drawings]
Fig. 1 is wind-power generating unit tower and fan blade schematic representation;
Fig. 2 is that wind-power generating unit tower is near sea level cylindrical tube sectional view;
Fig. 3 is two joint wind-power generating unit tower coupling part A portion partial enlarged drawings shown in Figure 2;
Fig. 4 is enamelled coating in the middle of epoxy zinc rich primer layer, the epoxy micaceous iron, three layers of corrosion-inhibiting coating schematic representation of fluorine carbon finishing paint layer.
Fig. 5 is enamelled coating in the middle of epoxy zinc rich primer layer, the epoxy micaceous iron, three layers of corrosion-inhibiting coating schematic representation of modified polyurethane top coat layer.
Fig. 6 is a spray zinc layer schematic representation.
Fig. 7 is the Dacroment coating schematic representation of environment-friendly chromium-free.
[embodiment]
Below in conjunction with accompanying drawing mode of execution of the present invention is described in further detail:
Extremely shown in Figure 7 like Fig. 1; A kind of offshore wind generating group pylon; Comprise the outside pylon platform 21 of tower tube 1, tower tube 1, the fence 3 that upwards holds up pylon platform 21 peripheries, be arranged at ladder 41 between pylon platform 21 and tower tube 1 outer wall, the pylon platform 22 of tower tube 1 inside, be arranged at the ladder 42 between pylon platform 22 and tower tube 1 inwall, wherein:
The pylon platform 21 of S1, tower tube 1 outer wall, tower tube 1 outside, the fence 3 that upwards hold up pylon platform 21 peripheries, the ladder 41 that is arranged between pylon platform 21 and tower tube 1 outer wall scribble epoxy zinc rich primer layer 10, the middle enamelled coating 20 of epoxy micaceous iron, 30 3 layers of corrosion-inhibiting coating of fluorine carbon finishing paint layer;
The pylon platform 22 of S2, tower tube 1 inwall, tower tube 1 inside, the ladder 42 that is arranged between pylon platform 22 and tower tube 1 inwall scribble epoxy zinc rich primer layer 10, the middle enamelled coating 20 of epoxy micaceous iron, 40 3 layers of corrosion-inhibiting coating of modified polyurethane top coat layer;
In the present invention; Said tower tube 1 is made up of some pitch cylinder cylindrical shells 11; Stretch into seawater near sea level cylindrical tube 11 1 ends; The other end is fixedly connected with another pitch cylinder cylindrical shell 11 that is positioned at its top through tower drum flange 5 and bolt 61, nut 62, screw 7; Said tower drum flange 5 flanged surfaces scribble spray zinc layer 50 corrosion-inhibiting coating that the electric arc hot spray painted zinc is handled; Said tower drum flange 5 outer side surfaces scribble enamelled coating 20 in the middle of the epoxy zinc rich primer layer 10, epoxy micaceous iron, 30 3 layers of corrosion-inhibiting coating of fluorine carbon finishing paint layer, and said tower drum flange 5 inner side surfaces scribble enamelled coating 20 in the middle of epoxy zinc rich primer layer 10, the epoxy micaceous iron, 40 3 layers of corrosion-inhibiting coating of modified polyurethane top coat layer, and said bolt 61, nut 62, screw 7 scribble Dacroment coating 60 corrosion-inhibiting coatings of environment-friendly chromium-free.
In the present invention:
The outside pylon platform 21 of I, said tower tube 1 outer wall, tower tube 1, the fence 3 that upwards holds up pylon platform 21 peripheries, the thickness of dry film that is arranged at epoxy zinc rich primer layer 10 in ladder 41 and the tower drum flange 5 outer side surfaces institute employing corrosion-inhibiting coating between pylon platform 21 and tower tube 1 outer wall are 70～90 μ m; Be preferably 80 μ m; The thickness of dry film of the thick slurry enamelled coating 20 of epoxy micaceous iron is 230～250 μ m; Be preferably 240 μ m, the thickness of dry film of fluorine carbon finishing paint layer 30 is 50～70 μ m, is preferably 60 μ m;
The inner pylon platform 22 of II, said tower tube 1 inwall, tower tube 1, the thickness of dry film that is arranged at epoxy zinc rich primer layer 10 in ladder 42 between pylon platform 22 and tower tube 1 inwall, the tower drum flange 5 inner side surfaces institute employing corrosion-inhibiting coating are 50～70 μ m; Be preferably 60 μ m; The thickness of dry film of enamelled coating 20 is 150～170 μ m in the middle of the epoxy micaceous iron; Be preferably 160 μ m, the thickness of dry film of modified polyurethane top coat layer 40 is 50～70 μ m, is preferably 60 μ m;
III, said spray zinc layer 50 thickness are 150～200 μ m, are preferably 170 μ m;
Dacroment coating 60 thickness of IV, said environment-friendly chromium-free are 10～15 μ m, are preferably 11 μ m.
In the present invention, said cylindrical tube 11 is set to 3～5 joints, is preferably 3 joints, and reasonable by the pylon structure that 3 pitch cylinder cylindrical shells are formed, installation and maintenance are convenient, and it is strong to resist intertidal zone, ocean rugged environment ability.
In the present invention, said epoxy zinc rich primer layer 10 zinc content are more than or equal to 80%.
The corrosion-inhibiting coating system design of the pylon through wind power generating set under the above-mentioned ocean environment; The ISO12944-1 that meets international standards of the corrosion-inhibiting coating system of wind-power generating unit tower guarantees the requirement in working life in 30 years of pylon anticorrosion of steel structure protection of wind power generating set under the climatic environment of intertidal zone, ocean.
Claims (7)
1. offshore wind generating group pylon; Comprise the outside pylon platform (21) of tower tube (1), tower tube (1), the peripheral fence of upwards holding up (3) of pylon platform (21), be arranged at ladder (41) between pylon platform (21) and tower tube (1) outer wall, the pylon platform (22) of tower tube (1) inside, be arranged at the ladder (42) between pylon platform (22) and tower tube (1) inwall, it is characterized in that:
The fence (3) that upwards hold up the pylon platform (21) of a, tower tube (1) outer wall, tower tube (1) outside, pylon platform (21) periphery, the ladder (41) that is arranged between pylon platform (21) and tower tube (1) outer wall scribble epoxy zinc rich primer layer (10), the middle enamelled coating (20) of epoxy micaceous iron, (30) three layers of corrosion-inhibiting coating of fluorine carbon finishing paint layer;
The pylon platform (22) of b, tower tube (1) inwall, tower tube (1) inside, the ladder (42) that is arranged between pylon platform (22) and tower tube (1) inwall scribble epoxy zinc rich primer layer (10), the middle enamelled coating (20) of epoxy micaceous iron, (40) three layers of corrosion-inhibiting coating of modified polyurethane top coat layer.
2. a kind of offshore wind generating group pylon according to claim 1; It is characterized in that: said tower tube (1) is made up of some pitch cylinder cylindrical shells (11); Stretch into seawater near sea level cylindrical tube (11) one ends; The other end is fixedly connected through tower drum flange (5) and bolt (61), nut (62), screw (7) and another pitch cylinder cylindrical shell (11) of being positioned at its top; Said tower drum flange (5) flanged surface scribbles spray zinc layer (50) corrosion-inhibiting coating that the electric arc hot spray painted zinc is handled; Said tower drum flange (5) outer side surface scribbles epoxy zinc rich primer layer (10), the middle enamelled coating (20) of epoxy micaceous iron, (30) three layers of corrosion-inhibiting coating of fluorine carbon finishing paint layer; Said tower drum flange (5) inner side surface scribbles epoxy zinc rich primer layer (10), the middle enamelled coating (20) of epoxy micaceous iron, (40) three layers of corrosion-inhibiting coating of modified polyurethane top coat layer, and said bolt (61), nut (62), screw (7) scribble Dacroment coating (60) corrosion-inhibiting coating of environment-friendly chromium-free.
3. a kind of offshore wind generating group pylon according to claim 1 and 2 is characterized in that:
The outside peripheral fence of upwards holding up (3) of pylon platform (21), pylon platform (21) of I, said tower tube (1) outer wall, tower tube (1), the thickness of dry film that is arranged at epoxy zinc rich primer layer (10) in ladder (41) and tower drum flange (5) the outer side surface institute employing corrosion-inhibiting coating between pylon platform (21) and tower tube (1) outer wall are 70～90 μ m; The thickness of dry film of the thick slurry enamelled coating of epoxy micaceous iron (20) is 230～250 μ m, and the thickness of dry film of fluorine carbon finishing paint layer (30) is 50～70 μ m;
The inner pylon platform (22) of II, said tower tube (1) inwall, tower tube (1), the thickness of dry film that is arranged at epoxy zinc rich primer layer (10) in ladder (42) between pylon platform (22) and tower tube (1) inwall, tower drum flange (5) the inner side surface institute employing corrosion-inhibiting coating are 50～70 μ m; The thickness of dry film of enamelled coating (20) is 150～170 μ m in the middle of the epoxy micaceous iron, and the thickness of dry film of modified polyurethane top coat layer (40) is 50～70 μ m;
III, said spray zinc layer (50) thickness are 150～200 μ m;
Dacroment coating (60) thickness of IV, said environment-friendly chromium-free is 10～15 μ m.
4. a kind of offshore wind generating group pylon according to claim 3 is characterized in that:
The outside peripheral fence of upwards holding up (3) of pylon platform (21), pylon platform (21) of I, said tower tube (1) outer wall, tower tube (1), the thickness of dry film that is arranged at epoxy zinc rich primer layer (10) in ladder (41) and tower drum flange (5) the outer side surface institute employing corrosion-inhibiting coating between pylon platform (21) and tower tube (1) outer wall are 80 μ m; The thickness of dry film of the thick slurry enamelled coating of epoxy micaceous iron (20) is 240 μ m, and the thickness of dry film of fluorine carbon finishing paint layer (30) is 60 μ m;
The inner pylon platform (22) of II, said tower tube (1) inwall, tower tube (1), the thickness of dry film that is arranged at epoxy zinc rich primer layer (10) in ladder (42) between pylon platform (22) and tower tube (1) inwall, tower drum flange (5) the inner side surface institute employing corrosion-inhibiting coating are 60 μ m; The thickness of dry film of enamelled coating (20) is 160 μ m in the middle of the epoxy micaceous iron, and the thickness of dry film of modified polyurethane top coat layer (40) is 60 μ m;
III, said spray zinc layer (50) thickness are 170 μ m;
Dacroment coating (60) thickness of IV, said environment-friendly chromium-free is 11 μ m.
5. a kind of offshore wind generating group pylon according to claim 2 is characterized in that: said cylindrical tube (11) is set to 3～5 joints.
6. according to claim 2 or 5 described a kind of offshore wind generating group pylons, it is characterized in that: said cylindrical tube (11) is set to 3 joints.
7. according to claim 1 or 2 or 4 described a kind of offshore wind generating group pylons, it is characterized in that: said epoxy zinc rich primer layer (10) zinc content is more than or equal to 80%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101780800A CN102720645A (en) | 2012-05-31 | 2012-05-31 | Tower frame of offshore wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101780800A CN102720645A (en) | 2012-05-31 | 2012-05-31 | Tower frame of offshore wind generating set |
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| Publication Number | Publication Date |
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| CN102720645A true CN102720645A (en) | 2012-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101780800A Pending CN102720645A (en) | 2012-05-31 | 2012-05-31 | Tower frame of offshore wind generating set |
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| Country | Link |
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| CN (1) | CN102720645A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103030071A (en) * | 2012-12-17 | 2013-04-10 | 葫芦岛市圣德信轻型起重设备有限公司 | Method of material selection and surface anticorrosive treatment of wind power hoisting machine |
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Application publication date: 20121010 |