CN102619706A - Offshore wind power generation unit - Google Patents
Offshore wind power generation unit Download PDFInfo
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- CN102619706A CN102619706A CN2012101280119A CN201210128011A CN102619706A CN 102619706 A CN102619706 A CN 102619706A CN 2012101280119 A CN2012101280119 A CN 2012101280119A CN 201210128011 A CN201210128011 A CN 201210128011A CN 102619706 A CN102619706 A CN 102619706A
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- cabin
- case
- air channel
- offshore wind
- heat exchanger
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- Y02E10/722—
Abstract
The invention discloses an offshore wind power generation unit. The offshore wind power generation unit comprises a cabin housing, a hubcap housing and a tower drum, wherein the tower drum extends into the cabin housing through a perforated hole in the cabin housing and is connected with a machine frame in the cabin housing; the wall surface of the tower drum corresponding to the perforated hole in the cabin housing is provided with a flange face; the perforated hole in the cabin housing is provided with an annular sealing ring which extends to the flange face; the annular sealing ring and the flange face of the tower drum form butted sealing; a front end plate of the cabin housing is provided with at least one circle of brush by taking the perforated hole of a main shaft as a center; the outer end of the brush is butted against a housing bracket of the hubcap housing and is in isolated sealing with outside; and the cabin housing is provided with an air heat exchange device. According to the offshore wind power generation unit, the inner side of a cabin and the outside form highly isolated sealing, and marine air cannot enter the cabin and cannot erode the inner side of the cabin, so that the unit is effectively protected. In addition, the internal environment temperature of the cabin is effectively regulated by means of the air heat exchange device, and the normal, stable and reliable operation of the wind power generation unit is ensured.
Description
Technical field
The present invention relates to wind power generating set, specifically is a kind of offshore wind generating group.
Background technique
The offshore wind generating group leader phase operates in the maritime climate environment of high temperature, high humidity, contains high humidity and salinity in the air, and this makes marine air very serious to the erosion of wind power generating set.In order to guarantee normal, the reliable operation of offshore wind generating group, the offshore wind generating group all must be considered the anti-humidity and the salt spray corrosion resistance of unit when entire machine design.
At present, existing offshore wind generating group is for anti-moist and salt fog resistance corrosion, and the measure of taking mainly is: for component are smeared the paint of preventing salt fog, for rotary component is installed the sealing hairbrush.These measures can only be carried out certain stopping to airborne humidity in sea and salinity, and can't realize cabin and extraneous high degree of isolation sealing, and sealing effect is not ideal enough, and direct threats normal, the reliable operation of wind power generating set.In addition, if will the cabin and the external world of offshore wind generating group be carried out the high degree of isolation sealing, this relates to the difficult problem that the engine room inside ambient temperature is regulated again.
Therefore, above-mentioned anti-humidity and salt fog resistance corrosion measure, and the difficult problem of engine room inside ambient temperature adjusting have all seriously restricted applying of offshore wind generating group.
Summary of the invention
The objective of the invention is to: to the deficiency of above-mentioned existing technology, providing a kind of can carry out the high degree of isolation sealing with the engine room inside and the external world, can effectively regulate the offshore wind generating group of engine room inside ambient temperature again.
Technical purpose of the present invention realizes through following technical proposals: a kind of offshore wind generating group; Comprise cabin case, wheel hub case and tower tube; Said tower tube extends in the case of cabin through the perforation on the case of cabin, and is connected with frame in the case of cabin, and said tower tube is provided with flanged surface on the wall of corresponding cabin case perforation; The perforation of said cabin case is provided with the O-ring seal that extends to flanged surface, and the flanged surface of O-ring seal and tower tube forms the butt sealing; Be that the center is equipped with at least one circle hairbrush with the main shaft perforation on the front end-plate of said cabin case, the outer end of hairbrush is connected on the case support of wheel hub case, forms isolating seal with the external world; Said cabin case is provided with air heat-exchanging device.
Said air heat-exchanging device comprises outer air channel, interior air channel, heat exchanger and temperature transducer; Wherein, said outer air channel is arranged in the outside of cabin case, and the two ends in outer air channel are connected with the external ventilation machine with heat exchanger respectively; The air channel is arranged in the inside of cabin case in said, and interior air channel is divided into the air channel and the second interior air channel in first, and the two ends in the first interior air channel are connected with intake grill with heat exchanger respectively, and the two ends in the second interior air channel are connected with the inner ventilation machine with heat exchanger respectively; Said heat exchanger makes air and the air in the interior air channel in the outer air channel carry out heat exchange; Said temperature transducer is arranged in the case of cabin, is used as the ambient temperature that detects in the case of cabin, and the temperature information in the case of cabin is delivered to the master control system of wind power generating set; The start and stop action of said external ventilation machine and inner ventilation machine is by the master control system control of wind power generating set.
Said heat exchanger is a plate type heat exchanger.
Said heat exchanger is installed in the outside of cabin case.
The exhaust port of said inner ventilation machine is connected with air channel in the 3rd.
The outer radius of said flanged surface is between the inside and outside footpath of O-ring seal.
The outer end of said hairbrush is connected on the toroidal frame of case support.
The front end-plate of said cabin case is provided with at least one and supplies the attendant to pass in and out the manhole in cabin, and manhole is provided with sealed cover, and sealed cover latches on the front end-plate through tight locking button.
The invention has the beneficial effects as follows: the engine room inside of the wind power generating set of said structure seals with the extraneous high degree of isolation that forms; Marine air can't get into engine room inside; Can't each part in the cabin be corroded; Effectively protect wind power generating set, improved the working life of wind power generating set, reduced maintenance cost; In addition, effectively regulate through air heat-exchanging device, guarantee normal, stable, the operation reliably of wind power generating set with the engine room inside ambient temperature of extraneous high degree of isolation sealing.The present invention has improved the popularizing application prospect of wind energy turbine set at sea greatly.
Description of drawings
Below in conjunction with accompanying drawing the present invention is further described.
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is the Local C enlarged view among Fig. 1.
Fig. 3 is the A-A schematic representation among Fig. 1.
Fig. 4 is the B-B schematic representation among Fig. 1.
Fig. 5 is a kind of structural representation of Fig. 1 air heat-exchanger rig.
Fig. 6 is the side view of Fig. 5.
Code name implication among the figure: 1-cabin case; 2-main shaft; 3-front end-plate; 4-wheel hub; 5-wheel hub case; 6-hairbrush; 7-case support; 8-manhole; 9-O-ring seal; 10-tower tube; 11-air heat-exchanging device; 12-flanged surface; 13-sealed cover; 14-tight locking button; 15-temperature transducer; 16-heat exchanger; 17-outer air channel; 18-external ventilation machine; 19-inner ventilation machine; 20-intake grill; Air channel in 21-the first; Air channel in 22-the second; Air channel in 23-the three; 24-toroidal frame.
Embodiment
Referring to Fig. 1 to Fig. 4: the present invention includes cabin case 1, wheel hub case 5 and tower tube 10.
Wherein, tower tube 10 extends in the cabin case 1 through the perforation on the cabin case 1, and is connected with cabin case 1 interior frame, and tower tube 10 is provided with the flanged surface 12 of indent on the wall of corresponding cabin case 1 perforation.
The perforation of cabin case 1 is provided with O-ring seal 9; This O-ring seal 9 is made by the rubber material; The position of O-ring seal 9 and size should be corresponding with the flanged surface 12 on the tower tube 10, and O-ring seal 9 extends to flanged surface 12, and the outer radius of flanged surface 12 is between the internal diameter and external diameter of O-ring seal 9; O-ring seal 9 forms the butt sealing with flanged surface 12, makes a big rotary component of wind power generating set be able to sealing.
The front end-plate 3 of cabin case 1 is provided with the perforation of main shaft 2, and main shaft 2 extends cabin case 1 through this perforation, and links together with wheel hub case 5 interior wheel hubs 4.On front end-plate 3 with the main shaft perforation be the center be equipped with one the circle hairbrush 6; The outer end of hairbrush 6 is connected on the case support 7 of wheel hub case 5; Just in time with toroidal frame 24 butts at case support 7 centers; Outside cabin case 1 and wheel hub case 5, this makes another big rotary component of wind power generating set be able to sealing to hairbrush 6 with the ambient air isolating seal.In order to improve the isolating seal effect, the number of turns of hairbrush 6 can be provided with more, for example Liang Quan, three circles etc.
The front end-plate 3 of cabin case 1 is provided with three manholes 8 that supply the attendant to pass in and out the cabin, and manhole 8 is provided with sealed cover 13, and sealed cover 13 latches on the front end-plate 3 through tight locking button 14.
The sealing at the sealing at tower tube 10 places and main shaft 2 places; Under the prerequisite that does not influence the normal operation of wind power generating set; Make the gap of two big rotary components of wind power generating set be able to effective shutoff; In conjunction with 8 sealings of the manhole on the cabin case 1, engine room inside and the extraneous high degree of isolation that forms are sealed, do not corrode the opportunity of engine room inside part to marine air.After engine room inside sealed with extraneous formation high degree of isolation, the ambient temperature of engine room inside was effectively regulated by the air heat-exchanging device 11 that is installed on the cabin case 1.
Referring to Fig. 5 and Fig. 6: air heat-exchanging device 11 comprises outer air channel 17, interior air channel, heat exchanger 16 and temperature transducer 15.
Wherein, outer air channel 17 is arranged in the outside of cabin case 1, and an end in outer air channel 17 is connected with heat exchanger 16, and the other end is connected with external ventilation machine 18.Marine air forms one high current cool air and gets into heat exchanger 16 through 18 suctions of external ventilation machine.
Interior air channel is arranged in the inside of cabin case 1, and interior air channel is divided into 21, second interior air channel 22, air channel and the 3rd interior air channel 23 in first; An end in air channel 21 connects intake grill 20 in first, and the other end connects heat exchanger 16; An end in air channel 22 connects heat exchanger 16 in second, and the other end connects inner ventilation machine 19.High temperature air in the cabin is air channel 21 in intake grill 20 suction first; Be delivered to heat exchanger 16 by the first interior air channel 21; Inner high temperature air carries out mutual independent, the heat exchange that do not mix with the cool air of outside heat exchanger 16 in; Inner ventilation machine 19 will aspirate through heat exchanger 16 cooled inner airs, and be disposed in the cabin.For fear of inner ventilation machine 19 direct air discharged each part in the cabin is impacted, the 3rd interior air channel 23 is connected the exhaust port of inner ventilation machine 19, through regulating the outer end port in air channel 23 in the 3rd, can regulate the air draft direction.
When temperature transducer 15 detected engine room inside ambient temperature value surpassed the high-critical temperature that master control system sets, master control system control external ventilation machine 18 started with inner ventilation machine 19.After air in the cabin was cooled off by outside air, the ambient temperature in the cabin was able to significantly reduce.When the detected engine room inside ambient temperature value of temperature transducer 15 arrived the minimum critical temperature that master control systems set, master control system control external ventilation machine 18 was shut down with inner ventilation machine 19.So far, accomplish the heat exchanging process of whole engine room inside air and outside air.
Claims (8)
1. offshore wind generating group; Comprise cabin case (1), wheel hub case (5) and tower tube (10); Said tower tube (10) extends in the cabin case (1) through the perforation on the cabin case (1); And with cabin case (1) in frame be connected; It is characterized in that: said tower tube (10) is provided with flanged surface (12) on the wall of corresponding cabin case (1) perforation, the perforation of said cabin case (1) is provided with the O-ring seal (9) that extends to flanged surface (12), and O-ring seal (9) forms the butt sealing with the flanged surface (12) of tower tube (10); It is that the center is equipped with at least one circle hairbrush (6) that the front end-plate (3) of said cabin case (1) is gone up with main shaft (2) perforation, and the outer end of hairbrush (6) is connected on the case support (7) of wheel hub case (5), forms isolating seal with the external world; Said cabin case (1) is provided with air heat-exchanging device (11).
2. according to the said offshore wind generating group of claim 1, it is characterized in that: said air heat-exchanging device (11) comprises outer air channel (17), interior air channel, heat exchanger (16) and temperature transducer (15); Wherein, said outer air channel (17) is arranged in the outside of cabin case (1), and the two ends of outer air channel (17) are connected with external ventilation machine (18) with heat exchanger (16) respectively; The air channel is arranged in the inside of cabin case (1) in said; Interior air channel is divided into the air channel (21) and the second interior air channel (22) in first; The two ends in air channel (21) are connected with intake grill (20) with heat exchanger (16) respectively in first, and the two ends in the second interior air channel (22) are connected with inner ventilation machine (19) with heat exchanger (16) respectively; Said heat exchanger (16) makes interior air in outer air channel (17) and the air in the interior air channel carry out heat exchange; Said temperature transducer (15) is arranged in the cabin case (1), and as the ambient temperature that detects in the cabin case (1), and the temperature information that cabin case (1) is interior is delivered to the master control system of wind power generating set; The start and stop action of said external ventilation machine (18) and inner ventilation machine (19) is by the master control system control of wind power generating set.
3. according to the said offshore wind generating group of claim 2, it is characterized in that: said heat exchanger (16) is a plate type heat exchanger.
4. according to the said offshore wind generating group of claim 2, it is characterized in that: said heat exchanger (16) is installed in the outside of cabin case (1).
5. according to the said offshore wind generating group of claim 2, it is characterized in that: the exhaust port of said inner ventilation machine (19) is connected with air channel (23) in the 3rd.
6. according to the said offshore wind generating group of claim 1, it is characterized in that: the outer radius of said flanged surface (12) is between the inside and outside footpath of O-ring seal (9).
7. according to the said offshore wind generating group of claim 1, it is characterized in that: the outer end of said hairbrush (6) is connected on the toroidal frame (24) of case support (7).
8. according to the said offshore wind generating group of claim 1; It is characterized in that: the front end-plate (3) of said cabin case (1) is provided with at least one and supplies the attendant to pass in and out the manhole (8) in cabin; Manhole (8) is provided with sealed cover (13), and sealed cover (13) latches on the front end-plate (3) through tight locking button (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101280119A CN102619706A (en) | 2012-04-27 | 2012-04-27 | Offshore wind power generation unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101280119A CN102619706A (en) | 2012-04-27 | 2012-04-27 | Offshore wind power generation unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102619706A true CN102619706A (en) | 2012-08-01 |
Family
ID=46559847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101280119A Pending CN102619706A (en) | 2012-04-27 | 2012-04-27 | Offshore wind power generation unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102619706A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523301A (en) * | 2016-12-19 | 2017-03-22 | 国电联合动力技术(连云港)有限公司 | Pressurization and dehumidification device for cabin of marine wind turbine generator system |
| CN106704110A (en) * | 2015-11-06 | 2017-05-24 | 优利康达（天津）科技有限公司 | Wind power generating set with dustproof function |
| CN111520290A (en) * | 2020-06-05 | 2020-08-11 | 国电联合动力技术有限公司 | Telescopic mounting bracket of wind meter of wind turbine generator and control method thereof |
| CN113153660A (en) * | 2021-02-10 | 2021-07-23 | 优利康达（天津）科技有限公司 | Cabin cover connecting assembly |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704110A (en) * | 2015-11-06 | 2017-05-24 | 优利康达（天津）科技有限公司 | Wind power generating set with dustproof function |
| CN106523301A (en) * | 2016-12-19 | 2017-03-22 | 国电联合动力技术(连云港)有限公司 | Pressurization and dehumidification device for cabin of marine wind turbine generator system |
| CN106523301B (en) * | 2016-12-19 | 2024-02-09 | 国能联合动力技术(连云港)有限公司 | Cabin pressurizing and dehumidifying device of offshore wind turbine generator system |
| CN111520290A (en) * | 2020-06-05 | 2020-08-11 | 国电联合动力技术有限公司 | Telescopic mounting bracket of wind meter of wind turbine generator and control method thereof |
| CN113153660A (en) * | 2021-02-10 | 2021-07-23 | 优利康达（天津）科技有限公司 | Cabin cover connecting assembly |
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Application publication date: 20120801 |