CN220551203U - Nacelle assembly and wind turbine generator system - Google Patents
Nacelle assembly and wind turbine generator system Download PDFInfo
- Publication number
- CN220551203U CN220551203U CN202322364612.6U CN202322364612U CN220551203U CN 220551203 U CN220551203 U CN 220551203U CN 202322364612 U CN202322364612 U CN 202322364612U CN 220551203 U CN220551203 U CN 220551203U
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- frame
- box transformer
- nacelle
- mounting
- transmission chain
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- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 238000009434 installation Methods 0.000 abstract description 29
- 238000010276 construction Methods 0.000 abstract description 11
- 230000002411 adverse Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- 238000013461 design Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 4
- 238000011900 installation process Methods 0.000 description 4
- 238000010248 power generation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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
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- Wind Motors (AREA)
Abstract
The utility model provides a cabin assembly and a wind generating set, which comprise a box transformer, a frame and a transmission chain arranged on the frame, wherein the cabin assembly further comprises a mounting platform which is arranged on the frame, and the box transformer is arranged on the mounting platform and is positioned above the transmission chain. The box transformer is arranged above the transmission chain, so that adverse aerodynamic influence caused by the fact that the box transformer is arranged on the side face of the transmission chain is effectively avoided, the wind generating set can be more stably adapted to air flow, and the generating efficiency and stability are improved; the box transformer is prevented from being arranged at the tail part of the transmission chain, the problem of increasing the length of the tail part of the engine room is prevented, the requirement on the structural strength of the engine room is reduced, and the structural stability and the safety of the unit are ensured; in addition, the box transformer is arranged on the upper part, so that the floor space occupied by the box transformer in the traditional layout mode is eliminated, and the construction and installation costs are reduced.
Description
Technical Field
The utility model relates to the field of wind power generation, in particular to a cabin assembly and a wind generating set.
Background
Wind power generation is receiving more and more attention and wide application in the global world as an environment-friendly and renewable energy source. However, in the field of wind power generation, improving construction efficiency and reducing cost have been key challenges to be solved. Conventional wind turbine generator box transformer arrangements typically mount the box transformer on the ground, but are costly due to the large floor area they occupy.
Disclosure of Invention
The utility model aims to overcome the defect of poor box transformer installation in the prior art, and provides a cabin assembly and a wind generating set.
The utility model solves the technical problems by the following technical scheme: the cabin assembly comprises a box transformer, a frame and a transmission chain arranged on the frame, and further comprises a mounting platform, wherein the mounting platform is arranged on the frame, and the box transformer is arranged on the mounting platform and is positioned above the transmission chain.
In the scheme, the box transformer is arranged above the transmission chain, so that adverse aerodynamic influence caused by the fact that the box transformer is arranged on the side face of the transmission chain is effectively avoided, the wind generating set can be more stably adapted to air flow, and the generating efficiency and the stability are improved; the box transformer is prevented from being arranged at the tail part of the transmission chain, the problem of increasing the length of the tail part of the engine room is prevented, the requirement on the structural strength of the engine room is reduced, and the structural stability and the safety of the unit are ensured; in addition, through put the case become overhead and install on the mounting platform in the frame, eliminated the floor space that the case becomes in traditional overall arrangement mode and occupy, this has not only reduced the cost of basic construction and installation, still created bigger flexibility for the overall arrangement of cabin inside, mounting platform's introduction has simplified the installation process of case change, has reduced the complexity in the construction to showing the installation time who shortens the unit, improved whole efficiency of construction.
Preferably, the nacelle assembly further comprises a truss structure comprising at least two truss beams, the mounting platform being mounted on the frame by means of the truss beams.
In the scheme, the truss girder is used as a supporting and connecting element, so that the weight of the installation platform and the box transformer and the load of each part can be effectively shared, the stress of the engine room is reduced, and the overall stability and safety are improved; the truss girder is not only used as a supporting structure, but also provides a stable platform for fixing the installation platform, and the installation platform is installed on the frame through the truss girder, so that the stability of the installation platform is ensured, and the overall performance is improved.
Preferably, a first installation interface is formed in the frame, and the truss girder is installed on the frame through the first installation interface.
In this scheme, introduce first installation interface for the truss girder can pass through this interface and frame zonulae occludens, helps realizing firm fixed between truss girder and the frame, thereby strengthened frame structure's stability and whole bearing capacity. The introduction of the first installation interface simplifies the connection process of the truss girder and the frame, so that a worker can more efficiently complete assembly and adjustment of the assembly, and the complexity and time consumption of operation are reduced.
Preferably, the first mounting interfaces are distributed on two sides of the frame and symmetrically distributed relative to the central axis of the frame;
and/or the truss girders are distributed on two sides of the frame and are symmetrically distributed relative to the central axis of the frame.
In this scheme, through distributing first installation interface and truss girder in the both sides of frame, realized the overall arrangement of symmetry, this kind of symmetric distribution not only helps balanced frame's load distribution, has further strengthened the truss girder and the connection stability of frame, has improved the structural balance of whole unit.
Preferably, the nacelle assembly further comprises a nacelle cover, the box transformer being located within the nacelle cover.
In the scheme, the cabin cover is shared by the box transformer and the cabin, so that the need of separately arranging an additional box body structure for the box transformer to isolate the external environment is avoided, the cost of constructing an independent box body is saved by the shared design, and the cost of overall manufacturing and assembly is reduced; the design of the box body of the shared cabin cover reduces additional parts and simplifies the assembly process of the unit.
Preferably, the nacelle cover comprises a top cover, a main body and an extension section which are mounted together, and the top cover, the extension section and the main body are distributed in sequence along the height direction of the nacelle.
In the scheme, the extension section is added, so that the internal space of the cabin cover is expanded, more space is reserved for installing the box transformer, the box transformer can be more easily installed in the cabin cover, and the difficulty and complexity of installation are reduced; meanwhile, the extension section is introduced, so that the box transformer is more convenient and efficient to install. The box transformer can enter the cabin cover more flexibly, and operation limitation in the installation process is reduced, so that the installation efficiency of the box transformer is greatly improved.
Preferably, the top cover, the main body and the extension section all comprise a second mounting interface, and the top cover, the main body and the extension section can be mutually mounted through the second mounting interface.
In this scheme, through all setting up the second installation interface on top cap, main part and extension, realized the modularized design of cabin cover for these subassemblies can interconnect, make each part of cabin cover can assemble under different combination modes, in the cabin subassembly that does not need the box overhead, can remove the extension, the top cap is direct to be installed with the main part through the second installation interface, thereby assemble more conveniently, adjust and maintain, the flexibility is higher.
Preferably, the top cover, the main body and the extension section are detachably connected.
In this scheme, the design of detachable connection makes the equipment and the dismantlement process between top cap, main part and the extension more convenient, because each part can all dismantle the connection, maintenance personnel can carry out modularization maintenance to the cabin cover more conveniently, this means only need handle the part that needs to maintain, and need not to dismantle and assemble whole cabin cover.
Preferably, the mounting platform is provided with a mounting groove, and the box transformer is mounted in the mounting groove.
In the scheme, the mounting groove on the mounting platform provides an accurate positioning point for the box transformer substation, so that the box transformer substation can be accurately arranged on the mounting platform in the mounting process, the mounting deviation and the mounting problem are reduced, the assembly process of the box transformer substation is simplified, and an assembly worker can insert the box transformer substation into the mounting groove more quickly, so that the assembly difficulty and the assembly time are reduced; in addition, the existence of the mounting groove enables the box transformer to be firmly fixed on the mounting platform, so that the box transformer is prevented from shaking under the influence of wind power and other environments, and the stability and safety of the unit are improved.
The utility model also discloses a wind generating set, which comprises the cabin assembly.
The utility model has the positive progress effects that: the box transformer is arranged above the transmission chain, so that adverse aerodynamic influence caused by the fact that the box transformer is arranged on the side face of the transmission chain is effectively avoided, the wind generating set can be more stably adapted to air flow, and the generating efficiency and stability are improved; the box transformer is prevented from being arranged at the tail part of the transmission chain, the problem of increasing the length of the tail part of the engine room is prevented, the requirement on the structural strength of the engine room is reduced, and the structural stability and the safety of the unit are ensured; in addition, through put the case become overhead and install on the mounting platform in the frame, eliminated the floor space that the case becomes in traditional overall arrangement mode and occupy, this has not only reduced the cost of basic construction and installation, still created bigger flexibility for the overall arrangement of cabin inside, mounting platform's introduction has simplified the installation process of case change, has reduced the complexity in the construction to showing the installation time who shortens the unit, improved whole efficiency of construction.
Drawings
FIG. 1 is a schematic view of a nacelle assembly according to a preferred embodiment of the utility model.
FIG. 2 is a schematic view (one) of the inner structure of the nacelle assembly removal side plate according to the preferred embodiment of the utility model.
FIG. 3 is a schematic view of the interior of a nacelle assembly according to a preferred embodiment of the utility model with side panels removed (II).
FIG. 4 is a schematic view of the nacelle assembly (with the extension, mounting platform and truss structure removed) of a preferred embodiment of the utility model.
FIG. 5 is a schematic view of the interior structure of a nacelle assembly with side panels removed (with extension segments, mounting platforms and truss structures removed) according to a preferred embodiment of the utility model.
Description of the reference numerals
Nacelle assembly 100
Box transformer 1
Frame 2
First mounting interface 21
Mounting platform 3
Mounting groove 31
Cabin cover 4
Top cover 41
Extension 42
Body 43
Truss girder 5
Detailed Description
The present utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments are shown.
As shown in fig. 1-5, the present embodiment discloses a wind generating set, which includes a nacelle assembly 100, the nacelle assembly 100 includes a box transformer 1, a frame 2, and a transmission chain (not shown in the drawings) mounted on the frame 2, the nacelle assembly 100 further includes a mounting platform 3, the mounting platform 3 is mounted on the frame 2, and the box transformer 1 is mounted on the mounting platform 3 and located above the transmission chain.
In the embodiment, the box transformer 1 is arranged above the transmission chain, so that adverse aerodynamic influence caused by the fact that the box transformer 1 is arranged on the side surface of the transmission chain is effectively avoided, the wind generating set can be more stably adapted to air flow, and the generating efficiency and the stability are improved; the box transformer 1 is prevented from being arranged at the tail part of the transmission chain, the problem of increasing the length of the tail part of the engine room is prevented, the requirement on the structural strength of the engine room is reduced, and the structural stability and the safety of the unit are ensured; in addition, through put case 1 on the upper and install on the mounting platform 3 on frame 2, eliminated the floor space that the case 1 took up in traditional overall arrangement mode, this has not only reduced the cost of basic construction and installation, still created bigger flexibility for the overall arrangement of cabin inside, the introduction of mounting platform 3 has simplified the installation procedure of case 1, has reduced the complexity in the construction to showing the installation time who shortens the unit, improved whole efficiency of construction.
In particular, a transmission chain is located between the frame 2 and the box transformer 1, which is a key part of the wind power plant for transmitting mechanical power, and is generally composed of a plurality of components to convert the power generated by the wind turbine generator into electrical energy, and may include, in particular, a main shaft: the main shaft is connected to the output shaft of the wind turbine generator and transmits mechanical power to the next stage of the transmission chain. Gear box: the gearbox includes a plurality of gears and a transmission mechanism for converting rotational speed and torque of the main shaft into parameters suitable for electrical energy generation. Gear: gears are key components in the gearbox, and transmission of different speeds and torques is achieved through tooth number and size changes of the gears. And (3) bearing: bearings in the drive chain are used to support the rotating parts, reduce friction and wear, and ensure smooth rotation.
In particular, the tank 1 is equipped with a transformer system for transforming the electrical energy generated by the generator from the output voltage of the wind turbine generator to a voltage suitable for delivery to the grid. The tank 1 is generally equipped with a control unit for monitoring parameters such as current, voltage, temperature, etc., and controlling the transformation and transmission process of the electric energy as required. The box transformer 1 is provided with an input end and an output end which are connected, wherein the input end is connected with a generator, and the output end is connected with a power grid or an energy storage system.
As shown in fig. 1-3, the nacelle assembly 100 further comprises a truss structure comprising at least two truss beams 5, through which truss beams 5 the mounting platform 3 is mounted on the frame 2. The truss girder 5 is used as a supporting and connecting element, and can effectively share the weight of the installation platform 3 and the box transformer 1 and the load of each part, thereby reducing the stress of the engine room and increasing the overall stability and safety; the truss girder 5 not only serves as a supporting structure, but also provides a stable platform for fixing the mounting platform 3, and the stability of the mounting platform 3 is ensured by mounting the mounting platform 3 on the frame 2 through the truss girder 5, so that the overall performance is improved.
As shown in fig. 2, the frame 2 is provided with a first mounting interface 21, and the truss girder 5 is mounted on the frame 2 through the first mounting interface 21. By introducing the first mounting interface 21, the truss girder 5 can be tightly connected with the frame 2 through the interface, so that stable fixation between the truss girder 5 and the frame 2 is facilitated, and the stability and the overall supporting capability of the structure of the frame 2 are enhanced. The introduction of the first mounting interface 21 simplifies the connection process of the truss girder 5 and the frame 2, and the staff can more efficiently complete assembly and adjustment of the components, reducing the complexity and time consumption of the operation.
As shown in fig. 3, the first mounting interfaces 21 are distributed on two sides of the frame 2 and symmetrically distributed with respect to the central axis of the frame 2; the truss girders 5 are distributed on both sides of the frame 2 and symmetrically distributed with respect to the central axis of the frame 2. By distributing the first mounting interfaces 21 and the truss girders 5 on both sides of the frame 2, a symmetrical layout is realized, and the symmetrical distribution is not only helpful for balancing the load distribution of the frame 2, but also further enhances the connection stability of the truss girders 5 and the frame 2 and improves the structural balance of the whole unit.
In particular, the first mounting interface 21 is located on the frame 2 and is a specific assembly point for fixing and supporting the truss girder 5. The first mounting interface 21 comprises a support seat for carrying the lower part of the truss girder 5, the shape and size of which will depend on the design of the truss and the structure of the frame 2 to ensure a stable connection. In addition, bolt holes or threaded holes can be formed in the supporting seat for fixing the truss girder 5, and the holes can be matched with bolts or threads on the truss girder 5 to fix the truss through fastening connection.
As shown in fig. 1-3, the nacelle assembly 100 further includes a nacelle cover 4, and the tank 1 is located within the nacelle cover 4. By sharing the cabin cover 4 between the box transformer 1 and the cabin, the need of separately providing the box transformer 1 with an additional box body structure to isolate the external environment is avoided, the shared design saves the cost of constructing an independent box body, and the cost of overall manufacturing and assembly is reduced; the design of the box body of the shared cabin cover 4 reduces additional parts and simplifies the assembly process of the unit.
As shown in fig. 1 and 2, the nacelle cover 4 includes a top cover 41, a main body 43, and an extension section 42 mounted together, the top cover 41, the extension section 42, and the main body 43 being distributed in this order in the height direction of the nacelle. By adding the extension section 42, the internal space of the cabin cover 4 is expanded, more space is reserved for installing the box transformer 1, so that the box transformer 1 can be more easily installed in the cabin cover 4, and the difficulty and complexity of installation are reduced; at the same time, the introduction of the extension section 42 makes the installation of the box transformer 1 more convenient and efficient. The box transformer 1 can enter the cabin cover 4 more flexibly, and operation limitation in the installation process is reduced, so that the installation efficiency of the box transformer 1 is greatly improved. Of course, in other alternative embodiments, the extension 42 may not be provided.
As shown in fig. 1 and 2, the top cover 41, the main body 43 and the extension section 42 each include a second mounting interface (not shown in the drawings), through which the top cover 41, the main body 43 and the extension section 42 can be mounted to each other. By providing the second mounting interfaces on the top cover 41, the main body 43 and the extension section 42, a modular design of the nacelle cover 4 is achieved, such that these components can be connected to each other, such that the various parts of the nacelle cover 4 can be assembled in different combinations, the extension section 42 can be removed in the nacelle assembly 100 without the need for a box to be placed on top, and the top cover 41 is directly mounted with the main body 43 via the second mounting interfaces, thereby facilitating assembly, adjustment and maintenance with a higher flexibility.
Specifically, the top cover 41, the main body 43, and the extension section 42 are detachably connected. The detachable connection makes the assembly and disassembly process between the top cover 41, the main body 43 and the extension section 42 more convenient, since the connection can be disassembled for each part, maintenance personnel can perform modularized maintenance on the nacelle cover 4 more conveniently, which means that only the part requiring maintenance needs to be treated, and the whole nacelle cover 4 does not need to be disassembled and assembled. Of course, in other alternative embodiments, the top cover 41, the body 43 and the extension 42 may be fixedly connected.
Specifically, the second mounting interface is an assembly point located at different parts of the nacelle cover 4 for connecting and fixing the top cover 41, the main body 43 and the extension section 42 to each other, the second mounting interface may take the form of a boss and a groove, and edges of the top cover 41, the main body 43 and the extension section 42 have connecting bosses and grooves, so that they can be inserted and locked into each other, and the detachable connection is facilitated.
As shown in fig. 2, the installation platform 3 is provided with an installation groove 31, and the box transformer 1 is installed in the installation groove 31. The mounting groove 31 on the mounting platform 3 provides an accurate positioning point for the box transformer 1, which helps to ensure that the box transformer 1 can be correctly arranged on the mounting platform 3 in the mounting process, reduces mounting deviation and problems, simplifies the assembly process of the box transformer 1, enables an assembler to insert the box transformer 1 into the mounting groove 31 more quickly, and reduces the assembly difficulty and time; in addition, the existence of the mounting groove 31 enables the box transformer 1 to be firmly fixed on the mounting platform 3, so that the box transformer 1 is prevented from shaking under the influence of wind power and other environments, and the stability and safety of the unit are improved.
As shown in fig. 1 to 5, the mounting platform 3, the truss structure and the extension section 42 of the nacelle cover 4 are all detachable, so that the wind turbine generator system can flexibly select a scheme of placing the box transformer 1 on top and under, for example, in the embodiment, when the box body is placed on top, the structures of the mounting platform 3, the truss structure and the extension section 42 of the nacelle cover 4 are correspondingly mounted and connected, so that the nacelle assembly 100 is assembled in the form as shown in fig. 1 to 3; with the tanks down, the mounting platform 3, truss structure, and extension 42 of nacelle cover 4 are removed so that nacelle assembly 100 is assembled as shown in FIGS. 4-5.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.
Claims (10)
1. The cabin assembly comprises a box transformer, a frame and a transmission chain arranged on the frame, and is characterized by further comprising a mounting platform, wherein the mounting platform is arranged on the frame, and the box transformer is arranged on the mounting platform and is positioned above the transmission chain.
2. Nacelle assembly according to claim 1, wherein the nacelle assembly further comprises a truss structure comprising at least two truss beams, the mounting platform being mounted on the frame by means of the truss beams.
3. Nacelle assembly according to claim 2, wherein the frame is provided with a first mounting interface, and wherein the truss girder is mounted on the frame via the first mounting interface.
4. A nacelle assembly according to claim 3, wherein the first mounting interfaces are distributed on both sides of the frame and symmetrically with respect to a central axis of the frame;
and/or the truss girders are distributed on two sides of the frame and are symmetrically distributed relative to the central axis of the frame.
5. Nacelle assembly according to claim 1, wherein the nacelle assembly further comprises a nacelle cover, the box being located within the nacelle cover.
6. Nacelle assembly according to claim 5, wherein the nacelle cover comprises a top cover, a main body and an extension mounted together, the top cover, the extension and the main body being distributed in sequence in the height direction of the nacelle.
7. Nacelle assembly according to claim 6, wherein the top cover, the body and the extension each comprise a second mounting interface, through which the top cover, the body and the extension are each mountable to each other.
8. Nacelle assembly according to claim 7, wherein the top cover, the body and the extension are detachably connected.
9. Nacelle assembly according to any of claims 1-8, wherein the mounting platform is provided with mounting slots, in which the tank transformer is mounted.
10. Wind power plant, characterized in that it comprises a nacelle assembly according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322364612.6U CN220551203U (en) | 2023-08-31 | 2023-08-31 | Nacelle assembly and wind turbine generator system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322364612.6U CN220551203U (en) | 2023-08-31 | 2023-08-31 | Nacelle assembly and wind turbine generator system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220551203U true CN220551203U (en) | 2024-03-01 |
Family
ID=90009511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322364612.6U Active CN220551203U (en) | 2023-08-31 | 2023-08-31 | Nacelle assembly and wind turbine generator system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220551203U (en) |
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2023
- 2023-08-31 CN CN202322364612.6U patent/CN220551203U/en active Active
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