CN220393913U - Special anode device for impressed current of offshore wind turbine generator system - Google Patents
Special anode device for impressed current of offshore wind turbine generator system Download PDFInfo
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- CN220393913U CN220393913U CN202322090228.1U CN202322090228U CN220393913U CN 220393913 U CN220393913 U CN 220393913U CN 202322090228 U CN202322090228 U CN 202322090228U CN 220393913 U CN220393913 U CN 220393913U
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- anode
- steel pipe
- mmo
- offshore wind
- flange
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 41
- 239000010959 steel Substances 0.000 claims abstract description 41
- 238000009413 insulation Methods 0.000 claims abstract description 16
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 8
- 239000010936 titanium Substances 0.000 claims description 8
- 229910052719 titanium Inorganic materials 0.000 claims description 8
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 abstract description 11
- 230000007797 corrosion Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 4
- 230000032683 aging Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000005764 inhibitory process Effects 0.000 abstract description 3
- 230000005855 radiation Effects 0.000 abstract description 3
- 229910003455 mixed metal oxide Inorganic materials 0.000 description 11
- 238000004210 cathodic protection Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006056 electrooxidation reaction Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Prevention Of Electric Corrosion (AREA)
Abstract
The utility model discloses an anode device special for impressed current of an offshore wind generating set, which comprises: rubber lined steel pipe; the anode insulation base is connected to the head end of the rubber lined steel pipe; the anode protection cover is fixed on the other surface of the anode insulation base; MMO anode, MMO anode installs inside the insulating base of positive pole; the cable is positioned in the rubber lined steel pipe, and the head end of the cable penetrates through the anode insulation base and is connected with the MMO anode. The special anode device for externally-applied current of the offshore wind turbine generator set is small in size, and has good insulativity and ageing resistance through the process of modifying the rubber lining adopted on the surface of the rubber lining steel pipe, the anode insulating base, the anode protecting cover and the MMO anode, so that the appropriate current radiation range at the later stage of the anode is ensured, the corrosion resistance of the anode is ensured, the anode protecting cover protects the surface of the anode from being scratched, and the anode device also has a certain inhibition effect on the attachment of marine organisms.
Description
Technical Field
The utility model relates to the technical field of offshore wind power, in particular to an anode device special for impressed current of an offshore wind generating set.
Background
Under most conditions, the corrosion protection of the underwater steel structure is finished only through a cathodic protection system or an anti-corrosion coating plus cathodic protection, the splash zone on the other side is usually protected by the anti-corrosion coating so as to realize the required service life, the corrosion of the wind power foundation steel pipe pile in the marine environment is mainly electrochemical corrosion, the impressed current cathodic protection can effectively prevent the electrochemical corrosion of metals in the marine corrosion environment, the impressed current cathodic protection design is carried out on the water level fluctuation zone of the wind power foundation steel pipe pile, the underwater zone and the under-mud zone, the service life is designed to be 25-30 years, the impressed current cathodic protection system mainly comprises a potentiostat, an auxiliary anode, a reference electrode, a remote monitoring system and the like, the outer wall of a wind power pile pipe is fixedly provided with a cathodic protection part through a prefabricated flange interface, an anode and a reference electrode cable are connected to the potentiostat of an operation platform through a cable protection pipe, the potentiostat transmits collected data to a booster station, and then the data are transmitted to a land collecting center through a land communication cabinet, analysis processing is carried out on the received data through a local server, and the received data are intuitively displayed to a user, the user can not only can well control the anode protection system through the operation interface, but also can not fail the auxiliary function of the anode protection system 25 can be ensured through the remote control.
The traditional anode block is an aluminum magnesium alloy block, has the advantages of one-time investment, basically no need of paying maintenance cost in the operation process, higher utilization rate of protection current and no over protection, but has the defects of easy adhesion by marine organisms and narrower adjustment range of the protection current after the anode is corroded, so that a large number of sacrificial anodes are required to be welded on the steel pile.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a special anode device for externally applied current of an offshore wind turbine generator set so as to solve the problems in the prior art.
An anode device special for impressed current of an offshore wind turbine generator system, comprising:
rubber lined steel pipe;
the anode insulation base is connected to the head end of the rubber lined steel pipe;
the anode protection cover is fixed on the other surface of the anode insulation base;
the MMO anode is arranged inside the anode insulation base;
the cable is positioned in the rubber lined steel pipe, and the head end of the cable penetrates through the anode insulation base and is connected with the MMO anode.
Preferably, the end of the rubber lining steel pipe is provided with a connecting steel pipe, the head end of the connecting steel pipe is connected with a second flange, the end of the rubber lining steel pipe is connected with a first flange, and a bolt and nut assembly is connected to the outer side between the first flange and the second flange.
Preferably, a rubber gasket is tightly attached between the first flange and the second flange.
Preferably, the surface of the connecting steel pipe is connected with a conduit, the tail end of the cable passes through the conduit, and the tail end of the connecting steel pipe is connected with a sleeve cage.
Preferably, the MMO anode is made of titanium, and the outer wall of the titanium is coated with a metal oxide layer.
The special anode device for externally-applied current of the offshore wind turbine generator set is small in size, and has good insulativity and ageing resistance through the process of modifying the rubber lining adopted on the surface of the rubber lining steel pipe, the anode insulating base, the anode protecting cover and the MMO anode, so that the appropriate current radiation range at the later stage of the anode is ensured, the corrosion resistance of the anode is ensured, the anode protecting cover protects the surface of the anode from being scratched, and the anode device also has a certain inhibition effect on the attachment of marine organisms.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
fig. 2 is a schematic diagram of the connection of the rubber lined steel pipe and the sleeve cage.
In the figure: 1-rubber lined steel pipe, 2-flange one, 3-anode insulating base, 4-anode protective cover, 5-MMO anode, 6-sleeve cage, 7-connecting steel pipe, 8-flange two, 9-rubber gasket, 10-conduit, 11-bolt and nut assembly and 12-cable.
Detailed Description
Referring to fig. 1-2, an anode device special for impressed current of an offshore wind turbine generator set comprises:
the rubber lining steel pipe 1, the end of the rubber lining steel pipe 1 is provided with a connecting steel pipe 7, the head end of the connecting steel pipe 7 is connected with a flange II 8, the end of the rubber lining steel pipe 1 is connected with a flange I2, the outer side between the flange I2 and the flange II 8 is connected with a bolt and nut assembly 11, a rubber gasket 9 is tightly attached between the flange I2 and the flange II 8, the end of the connecting steel pipe 7 is connected with a sleeve cage 6, the rubber lining steel pipe 1 is connected with the flange I2, the flange II 8 and the bolt and nut assembly 11 through the rubber gasket 9, and the tightness between the flange I2 and the flange II 8 can be improved, so that the rubber lining steel pipe 1 is connected with the sleeve cage 6;
the anode insulation base 3 is connected to the head end of the rubber lined steel pipe 1, the anode insulation base 3 is an important part of a fixed anode, the strength is ensured, meanwhile, the corrosion resistance and the anti-static performance of the anode are ensured, the surface adopts a modified rubber lining process, namely, the corrosion resistance of the anode is ensured, the static resistance requirement is met, the protection range of the anode is ensured to be further, and in the case of ensuring the insulation between the MMO anode 5 and the cathode, the good electrical connection between the anode and the cable 12 and the insulation and corrosion resistance of the conductive point are ensured;
the anode protection cover 4 is fixed on the other surface of the anode insulation base 3, and the anode protection cover 4 is mainly used for protecting the surface of the anode from being scratched and has a certain inhibition effect on the attachment of marine organisms;
the MMO anode 5 is arranged in the anode insulating base 3, the MMO anode 5 is made of titanium, the outer wall of the titanium is coated with a metal oxide layer, the MMO anode 5 is mainly formed by coating mixed metal oxide on a material taking the titanium as a substrate, the corrosion of titanium can be prevented, the service life of the anode is prolonged, higher current density and lower working voltage are allowed, and therefore energy consumption and operation cost are reduced;
the cable 12, the cable 12 is located inside the lining rubber steel pipe 1, the cable 12 head end runs through the positive pole insulating base 3 and is connected with the MMO positive pole 5, connect steel pipe 7 surface and be connected with conduit 10, the cable 12 end passes conduit 10, in sum, this special positive pole device of marine wind generating set impressed current is small, and the technology of the modification lining rubber that positive pole insulating base 3 surface adopted makes the positive pole have good insulativity and ageing resistance, ensures that positive pole later stage electric current radiation scope is suitable, has ensured the anticorrosive performance of positive pole moreover, and positive pole safety cover 4 protects the positive pole surface not by the fish tail, also has certain inhibitory action to marine organism's attachment.
Claims (5)
1. An anode device special for externally applied current of an offshore wind turbine generator system, which is characterized by comprising:
a rubber lined steel pipe (1);
the anode insulation base (3), the said anode insulation base (3) connects in the first end of the rubber lined steel pipe (1);
the anode protection cover (4) is fixed on the other surface of the anode insulation base (3);
an MMO anode (5), wherein the MMO anode (5) is arranged inside the anode insulation base (3);
the cable (12), cable (12) are located lining inside gluey steel pipe (1), cable (12) head end runs through positive pole insulating base (3) and is connected with MMO positive pole (5).
2. The anode device special for externally applied current of an offshore wind turbine generator set according to claim 1, wherein the anode device comprises: the end of the rubber lining steel pipe (1) is provided with a connecting steel pipe (7), the head end of the connecting steel pipe (7) is connected with a second flange (8), the end of the rubber lining steel pipe (1) is connected with a first flange (2), and a bolt and nut assembly (11) is connected to the outer side between the first flange (2) and the second flange (8).
3. The anode device special for externally applied current of an offshore wind turbine generator system according to claim 2, wherein the anode device is characterized in that: a rubber gasket (9) is tightly attached between the first flange (2) and the second flange (8).
4. The anode device special for externally applied current of an offshore wind turbine generator system according to claim 2, wherein the anode device is characterized in that: the surface of the connecting steel pipe (7) is connected with a conduit (10), the tail end of the cable (12) penetrates through the conduit (10), and the tail end of the connecting steel pipe (7) is connected with a sleeve cage (6).
5. The anode device special for externally applied current of an offshore wind turbine generator set according to claim 1, wherein the anode device comprises: the MMO anode (5) is made of titanium, and the outer wall of the titanium is coated with a metal oxide layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322090228.1U CN220393913U (en) | 2023-08-03 | 2023-08-03 | Special anode device for impressed current of offshore wind turbine generator system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322090228.1U CN220393913U (en) | 2023-08-03 | 2023-08-03 | Special anode device for impressed current of offshore wind turbine generator system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220393913U true CN220393913U (en) | 2024-01-26 |
Family
ID=89597789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322090228.1U Active CN220393913U (en) | 2023-08-03 | 2023-08-03 | Special anode device for impressed current of offshore wind turbine generator system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220393913U (en) |
-
2023
- 2023-08-03 CN CN202322090228.1U patent/CN220393913U/en active Active
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