CN216691342U - Offshore wind turbine tower barrel environmental control system - Google Patents

Offshore wind turbine tower barrel environmental control system Download PDF

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Publication number
CN216691342U
CN216691342U CN202122907951.5U CN202122907951U CN216691342U CN 216691342 U CN216691342 U CN 216691342U CN 202122907951 U CN202122907951 U CN 202122907951U CN 216691342 U CN216691342 U CN 216691342U
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tower
air
wind turbine
dehumidification
offshore wind
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CN202122907951.5U
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Chinese (zh)
Inventor
何先照
罗勇水
赵崇刚
周伟达
何俊尉
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Zhejiang Windey Co Ltd
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Zhejiang Windey Co Ltd
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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

Abstract

The utility model discloses an environmental control system for an offshore wind turbine tower barrel. In order to overcome the harmful effects of salt mist, harmful gas and the like on the offshore wind turbine tower; the novel air purification device comprises a dehumidification system, a fresh air system, an environment monitoring system and a tower drum platform, wherein the dehumidification system, the fresh air system and the environment monitoring system are all arranged on the tower drum platform, a deaerator is arranged in the dehumidification system, and air pipes are arranged at an air inlet and an air outlet of the dehumidification system and the fresh air system. The advantage is that can carry out dynamic adjustment according to the humidity and the temperature of environment, can effectively avoid the influence of humidity, salt fog corruption and harmful gas's adverse factor to the life of extension unit equipment has greatly reduced fortune dimension cost.

Description

Offshore wind turbine tower barrel environmental control system
Technical Field
The utility model relates to the field of wind power generation, in particular to an environmental control system for a tower barrel of an offshore wind turbine.
Background
In an offshore wind turbine, how to avoid the humidity and salt mist corrosion of an offshore wind turbine and the harmful effect of harmful gas on the wind turbine becomes a key point of the design of the offshore wind turbine. The utility model particularly aims at special environments with serious humidity and salt spray corrosion, monitors whether the corrosion degree of harmful gas in the environment and the components of the harmful gas in the environment exceed the standard on line, can dynamically adjust according to the humidity and the temperature of the environment, and can effectively avoid the influence of the humidity, the salt spray corrosion and the bad factors of the harmful gas, thereby prolonging the service life of unit equipment and greatly reducing the operation and maintenance cost.
For example, a "direct current fan with salt fog resistance in a double-sided encapsulation structure" disclosed in chinese patent literature has publication numbers: CN105262308A, published date: in 2016, 1 month and 20 days, the direct current fan with the double-sided encapsulation structure for preventing salt fog comprises the following components: the stator punching sheet assembly comprises a shell, a rotor assembly, a circuit board, a lower end sheet, a winding, a stator punching sheet assembly, a bearing and an upper end sheet; the stator punching sheet assembly is arranged in the shell in a pressing mode, the lower end sheet, the upper end sheet, the winding and the circuit board are fixed inside the shell through the stator punching sheet assembly, the lower end sheet and the upper end sheet are respectively fixed at the upper end and the lower end of the stator punching sheet assembly through winding, and the circuit board is fixed with the groove of the shell through the clamping jaws on the lower end sheet. The utility model only improves the salt spray resistance of the wind turbine, can not effectively avoid the harmful effects of salt spray, harmful gas and the like on the tower of the offshore wind turbine, and can not control and monitor the quality of the ambient air inside the tower.
Disclosure of Invention
The utility model mainly solves the harmful influence of salt fog, harmful gas and the like on the offshore wind turbine tower; the environmental control system for the tower barrel of the offshore wind turbine can monitor the temperature, the humidity and harmful gases of the offshore wind turbine on line and dynamically control the quality of the ambient air according to the monitoring result.
The technical problem of the utility model is mainly solved by the following technical scheme:
the novel air purification system comprises a dehumidification system, a fresh air system, an environment monitoring system and a tower drum platform, wherein the dehumidification system, the fresh air system and the environment monitoring system are all arranged on the tower drum platform, a deaerator is arranged in the dehumidification system, and air pipes are arranged at an air inlet and an air outlet of the dehumidification system and the fresh air system. By adopting the scheme, whether the corrosion degree of the harmful gas in the environment and the harmful gas components in the environment exceed the standard or not can be monitored on line aiming at the special environment with serious corrosion of the damp and the salt spray, dynamic adjustment can be carried out according to the humidity and the temperature of the environment, the influence of the bad factors of the damp and the salt spray corrosion and the harmful gas can be effectively avoided, the service life of unit equipment is prolonged, and the operation and maintenance cost is greatly reduced.
Preferably, the dehumidification system comprises a first tower drum internal air pipe, a humidity monitoring and control module, a tower drum external air pipe 1, a tower drum external air pipe 2 and a separation dehumidification module, the first tower drum internal air pipe is connected with the top of the separation dehumidification module, the humidity monitoring and control module, the tower drum external air pipe 1 and the tower drum external air pipe 2 are installed on the side face of the separation dehumidification module, and the humidity monitoring and control module is installed above the tower drum external air pipe 1. Adopt this scheme can get rid of the moisture in the air, reduce the humidity in the tower section of thick bamboo and carry out real-time supervision to the air in the tower section of thick bamboo.
Preferably, the separation dehumidification module comprises a dehumidifier and a deaerator, an air inlet of the dehumidifier is connected with the outer air pipe 1 of the tower, an air outlet of the dehumidifier is connected with an air inlet of the deaerator, a first air outlet of the deaerator is connected with an air pipe in the first tower, and a second air outlet of the deaerator is connected with the outer air pipe 2 of the tower. By adopting the scheme, the oxygen content in the air can be reduced by utilizing the deaerator, so that the tower can be prevented from being corroded by oxygen, and the humidity of the air can be reduced by utilizing the dehumidifier.
Preferably, the fresh air system comprises a centrifugal fan, a second tower cylinder inner air pipe, a demister, a tower cylinder outer air pipe and a salt mist filter, wherein an air inlet of the centrifugal fan is connected with the top of the salt mist filter, one end of the tower cylinder outer air pipe is connected with the bottom of the salt mist filter, one end of the tower cylinder outer air pipe is connected with the demister, and an air outlet of the centrifugal fan is connected with the second tower cylinder inner air pipe. By adopting the scheme, the salt mist in the air can be removed, and the metal in the fan can be prevented from being corroded by the salt mist.
Preferably, the environment monitoring system comprises a power module, a collection workstation, an air harmful gas sensor, an air CL ion sensor and a corrosion monitor, wherein the power module is connected with the collection workstation, the air harmful gas sensor, the air CL ion sensor and the corrosion monitor, and the collection workstation is connected with the air harmful gas sensor, the air CL ion sensor and the corrosion monitor. By adopting the method, the air environment in the tower can be monitored in real time, and the corrosion degree of metal in the fan can be monitored.
Preferably, the tower external air duct 1 and the tower external air duct 2 are located at the bottom of the tower platform. By adopting the scheme, the internal environment and the external environment of the tower cylinder are isolated by utilizing the tower cylinder platform, and fresh air is conveyed for the tower cylinder.
Preferably, the demister and the tower external wind pipe are positioned at the bottom of the tower platform. By adopting the scheme, the internal environment and the external environment of the tower drum are isolated by using the tower drum platform, so that the fan is better protected.
The utility model has the beneficial effects that: aiming at the special environment with serious damp and salt spray corrosion, the corrosion degree of the harmful gas in the environment and the harmful gas components in the environment are monitored on line to be overproof or not, dynamic adjustment can be carried out according to the humidity and the temperature of the environment, the influence of the bad factors of the damp and salt spray corrosion and the harmful gas can be effectively avoided, the service life of unit equipment is prolonged, and the operation and maintenance cost is greatly reduced.
Drawings
Fig. 1 is a schematic view of the general structure of the present invention.
Fig. 2 is a structural view of a dehumidifying system of the present invention.
Fig. 3 is a diagram of a fresh air system of the present invention.
FIG. 4 is a block diagram of the environmental monitoring system of the present invention.
FIG. 1 illustrates a dehumidification system; 11. an air pipe in the first tower; 12. a humidity monitoring and control module; 13. an outer tower air duct 1; 14. an outer tower air duct 2; 15. a separation dehumidification module; 2. a fresh air system; 21. a centrifugal fan; 22. an air pipe in the second tower; 23. a demister; 24. an outer air pipe of the tower barrel; 25. a salt spray filter; 3. an environmental monitoring system; 31. a power supply module; 32. a collection workstation; 33. an air noxious gas sensor; 34. an air CL ion sensor; 35. a corrosion monitor; 4. a tower platform.
Detailed Description
The technical scheme of the utility model is further specifically described by the following embodiments and the accompanying drawings.
Example (b):
the offshore wind turbine tower barrel environmental control system of this embodiment, as shown in fig. 1, includes dehumidification system 1, new trend system 2, environmental monitoring system 3 and tower section of thick bamboo platform 4, and dehumidification system 1, new trend system 2 and environmental monitoring system 3 all install on tower section of thick bamboo platform 4.
As shown in fig. 2, the dehumidification system 1 includes a first tower interior duct 11, a humidity monitoring and control module 12, a tower exterior duct 113, a tower exterior duct 214 and a separation dehumidification module 15, the first tower interior duct 11 is installed at the top of the separation dehumidification module 15, the humidity monitoring and control module 12 is installed on the outside of the separation dehumidification module 15, the tower exterior duct 113, the tower exterior duct 214 is installed on the side of the separation dehumidification module 15, the tower exterior duct 113 and the tower exterior duct 214 are arranged in a vertical plane, and the humidity monitoring and control module 12 is installed above the tower exterior duct 113. The separation dehumidification module 15 comprises a dehumidifier and a deaerator, wherein an air inlet of the dehumidifier is connected with an outer wind pipe 1 of the tower, an air outlet of the dehumidifier is connected with an air inlet of the deaerator, a first air outlet of the deaerator is connected with an inner wind pipe of the first tower, and a second air outlet of the deaerator is connected with an outer wind pipe 2 of the tower.
As shown in fig. 3, the fresh air system 2 includes a centrifugal fan 21, a second tower internal air duct 22, a demister 23, a tower external air duct 24 and a salt mist filter 25, an air inlet of the centrifugal fan 21 is connected with the top of the salt mist filter 25, one end of the tower external air duct 24 is connected with the bottom of the salt mist filter 25, the other end of the tower external air duct 24 is connected with the demister 23, and an air outlet of the centrifugal fan 21 is connected with the second tower internal air duct 22.
As shown in fig. 4, the environment monitoring system 3 includes a power supply module 31, an acquisition workstation 32, an air harmful gas sensor 33, an air CL ion sensor 34, and a corrosion monitor 35, the power supply module 31 is connected to the acquisition workstation 32, the air harmful gas sensor 33, the air CL ion sensor 34, and the corrosion monitor 35, and the acquisition workstation 32 is connected to the air harmful gas sensor 33, the air CL ion sensor 34, and the corrosion monitor 35.
The monitoring range of the environment monitoring system 3 comprises the monitoring of the quality of the ambient air and the monitoring of the corrosion degree of the ambient air. When the environment monitoring system 3 monitors that the environment temperature, the humidity and the harmful gas in the air in the tower exceed the standard, the data are sent to the acquisition workstation 32, the acquisition workstation 32 uploads all the collected data collected in the environmental control system to the server, and the server stores and analyzes the data and issues an execution command to the environmental control system according to the analysis result. The environmental control system receives the execution command and starts the fresh air system 2 and the dehumidification system 1 through the control module to dynamically adjust the air of the environment, the control module can monitor harmful gases in the air through the air harmful gas sensor 33 according to monitored ambient air quality monitoring data and ambient air corrosion degree monitoring data in the tower barrel, such as sulfur dioxide, hydrogen sulfide and other harmful gases, the air CL ion sensor 34 can monitor the concentration of CL ions in the air to monitor salt fog, and the fresh air system 2 and the dehumidification system 1 are controlled to be started independently or jointly.
Further, the environment monitoring system 3 can alarm on line and start the environmental control system to adjust air after monitoring that the air corrosion degree inside the fan tower exceeds the standard through the corrosion monitor 35.
The outer tower wind pipe 113 and the outer tower wind pipe 214 of the dehumidification system 1 are located below the tower platform 4; the demister 23 and the tower external air duct 24 of the fresh air system 2 are located below the tower platform 4. After the environment control system is started, external fresh air is sucked from the bottom of the tower barrel through the outer air pipe of the tower barrel, then the humidity of the air reduced by the dehumidifier of the dehumidification system 1 is reduced by the oxygen content in the air reduced by the deaerator, or the air is filtered by the demister 23 of the fresh air system 2 and the salt mist filter 25 and then enters the unit. Wherein, the dehumidifier, the deaerator, the demister 23 and the salt mist filter 25 are all controlled by the control module. When maintenance personnel enter the tower drum, the environment control system controls the tower drum outer air pipe to suck outside fresh air from the bottom of the tower drum, and the control module can close the deaerator to maintain the normal oxygen content in the tower drum, so that the safety of the maintenance personnel is ensured.
Aiming at special environments with serious damp and salt mist corrosion, the method monitors whether the corrosion degree of harmful gas in the environment and the components of the harmful gas in the environment exceed the standard on line, can dynamically adjust according to the humidity and the temperature of the environment, and can effectively avoid the influence of the damp and salt mist corrosion and the adverse factors of the harmful gas, thereby prolonging the service life of unit equipment and greatly reducing the operation and maintenance cost; the bottom of the tower can be detected more comprehensively.
It should be understood that the examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.

Claims (7)

1. The utility model provides an offshore wind turbine tower section of thick bamboo environmental control system, its characterized in that, includes dehumidification system (1), new trend system (2), environment monitoring system (3) and tower section of thick bamboo platform (4), dehumidification system (1), new trend system (2) and environment monitoring system (3) all set up on tower section of thick bamboo platform (4), be provided with the oxygen-eliminating device in dehumidification system (1), the tuber pipe is all installed to the air inlet and the gas vent of dehumidification system (1), new trend system (2).
2. The offshore wind turbine tower environmental control system according to claim 1, wherein the dehumidification system (1) comprises a first tower internal air duct (11), a humidity monitoring and control module (12), a tower external air duct 1 (13), a tower external air duct 2 (14) and a separation dehumidification module (15), the first tower internal air duct (11) is connected with the top of the separation dehumidification module (15), the humidity monitoring and control module (12), the tower external air duct 1 (13) and the tower external air duct 2 (14) are installed on the side of the separation dehumidification module (15), and the humidity monitoring and control module (12) is installed above the tower external air duct 1 (13).
3. The offshore wind turbine tower environmental control system according to claim 2, wherein the separation dehumidification module (15) comprises a dehumidifier and a deaerator, an air inlet of the dehumidifier is connected with the tower external wind pipe 1 (13), an air outlet of the dehumidifier is connected with an air inlet of the deaerator, a first air outlet of the deaerator is connected with the first tower internal wind pipe (11), and a second air outlet of the deaerator is connected with the tower external wind pipe 2 (14).
4. The offshore wind turbine tower environmental control system according to claim 1, wherein the fresh air system (2) comprises a centrifugal fan (21), a second tower internal air pipe (22), a demister (23), an external tower air pipe (24) and a salt fog filter (25), an air inlet of the centrifugal fan (21) is connected with the top of the salt fog filter (25), one end of the external tower air pipe (24) is connected with the bottom of the salt fog filter (25), one end of the external tower air pipe (24) is connected with the demister (23), and an air outlet of the centrifugal fan (21) is connected with the second tower internal air pipe (22).
5. The offshore wind turbine tower environmental control system according to claim 1, wherein the environmental monitoring system (3) comprises a power module (31), a collection workstation (32), an air harmful gas sensor (33), an air CL ion sensor (34) and a corrosion monitor (35), the power module (31) is connected with the collection workstation (32), the air harmful gas sensor (33), the air CL ion sensor (34) and the corrosion monitor (35), and the collection workstation (32) is connected with the air harmful gas sensor (33), the air CL ion sensor (34) and the corrosion monitor (35).
6. The offshore wind turbine tower environmental control system according to claim 2, wherein the tower external air duct 1 (13) and the tower external air duct 2 (14) are located at the bottom of the tower platform (4).
7. The offshore wind turbine tower environmental control system according to claim 4, wherein the demister (23) and the outer tower wind pipe (24) are located at the bottom of the tower platform (4).
CN202122907951.5U 2021-11-19 2021-11-19 Offshore wind turbine tower barrel environmental control system Active CN216691342U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122907951.5U CN216691342U (en) 2021-11-19 2021-11-19 Offshore wind turbine tower barrel environmental control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122907951.5U CN216691342U (en) 2021-11-19 2021-11-19 Offshore wind turbine tower barrel environmental control system

Publications (1)

Publication Number Publication Date
CN216691342U true CN216691342U (en) 2022-06-07

Family

ID=81833824

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122907951.5U Active CN216691342U (en) 2021-11-19 2021-11-19 Offshore wind turbine tower barrel environmental control system

Country Status (1)

Country Link
CN (1) CN216691342U (en)

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