CN217034986U - Wind generating set variable pitch system simulation platform - Google Patents
Wind generating set variable pitch system simulation platform Download PDFInfo
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- CN217034986U CN217034986U CN202120332580.XU CN202120332580U CN217034986U CN 217034986 U CN217034986 U CN 217034986U CN 202120332580 U CN202120332580 U CN 202120332580U CN 217034986 U CN217034986 U CN 217034986U
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Abstract
A wind generating set becomes oar system simulation platform, characterized by: the variable-pitch simulation device comprises a control cabinet and a variable-pitch simulation device, the variable-pitch simulation device comprises a variable-pitch motor, a variable-pitch simulation drive and a simulation blade wheel which are sequentially connected, the output end of the variable-pitch motor drives the variable-pitch simulation drive shaft body to rotate, the variable-pitch simulation drive drives the simulation blade wheel to rotate through a belt, and a variable-pitch angle detection device is arranged on the simulation blade wheel. The vertical relation between a variable-pitch driving shaft and a variable-pitch execution shaft of the wind generating set is simulated through the vertically arranged variable-pitch motor and the horizontally arranged variable-pitch simulation driving simulation wind generating set, the variable-pitch angle of a wind driven generator blade is represented through the rotating angle of a simulation blade wheel driven by a belt, the realization process of the variable-pitch angle can be simulated visually, the numerical change of the variable pitch is realized, and the same variable-pitch driving ratio and load simulation as a real machine are achieved through the setting of a transmission chain ratio from the variable-pitch motor to the simulation blade wheel and the weight design of the blade wheel.
Description
Technical Field
The utility model relates to the field of training of wind generating sets, in particular to a variable pitch system simulation platform of a wind generating set.
Background
The variable pitch system is one of the core parts of a large-scale wind turbine control system, and plays an important role in safe, stable and efficient operation of the wind turbine. Stable pitch control becomes one of the hotspots and difficulties of the current large-scale wind generating set control technology research.
The pitch control technology is simple, namely the attack angle of the air flow to the blades is changed by adjusting the pitch angle of the blades, and then the aerodynamic torque and the aerodynamic power captured by the wind wheel are controlled.
Simulation of a variable pitch system of a wind generating set is an important part for operation and training of wind generating set components, the length of a blade of the wind generating set is large, if the original machine is reduced, the variable pitch can be visually displayed, the true effect is lost due to the fact that the difference between the load and the actual variable pitch system is large, the internal structure of the variable pitch system cannot be well displayed, and the variable pitch process cannot be visually observed.
Disclosure of Invention
The utility model aims to provide a simulation platform of a variable pitch system of a wind generating set, which can simplify the variable pitch system, can truly reflect the variable pitch process and can visually observe the variable pitch angle.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides a wind generating set becomes oar system simulation platform, includes switch board and becomes oar analogue means, becomes oar analogue means including the variable pitch motor, the variable pitch simulation drive and the simulation blade wheel that connect gradually, becomes oar motor output and drives the rotation of oar simulation drive axis body, becomes oar simulation drive and passes through the belt and drive the rotation of simulation blade wheel, is equipped with the variable pitch angle detection device on the simulation blade wheel.
The variable pitch motor is vertically arranged, the variable pitch simulation drive is horizontally arranged, and the variable pitch motor and the variable pitch simulation drive are vertically driven.
The variable-pitch motor is fixedly connected with the motor support, an output shaft of the variable-pitch motor penetrates through the motor support to be in transmission connection with the variable-pitch simulation drive below the motor support, the variable-pitch simulation drive is fixedly connected with the variable-pitch simulation drive support at the lower part of one side of the variable-pitch motor, and the variable-pitch simulation drive is fixedly connected with the vertical support at the end part of one side of the simulation blade wheel.
The variable-pitch simulation drive comprises a bottom connecting plate connected with a variable-pitch simulation drive support, the bottom connecting plate is located on one side of a variable-pitch motor, a vertical connecting plate is arranged at the end part of the variable-pitch simulation drive on one side of a simulation blade wheel, the vertical connecting plate is fixedly connected with the vertical support, a worm fixedly connected with a motor shaft of the variable-pitch motor is arranged at the upper part of the variable-pitch simulation drive on one side of the variable-pitch motor, the worm is meshed with a worm wheel and is connected with the worm wheel, a rotating shaft is connected to the center of the worm wheel, the extending end of the rotating shaft is connected with a drive wheel, and the drive wheel is in transmission connection with the simulation blade wheel through a belt.
The variable-pitch angle detection device comprises a proximity switch fixedly connected with the upper end of the vertical support, a projection is arranged at the position, right facing the proximity switch, of the simulation blade wheel, and the proximity switch is used for detecting the rotating angle of the simulation blade wheel.
The proximity switches are divided into a zero-degree proximity switch and a ninety-degree proximity switch, and the bumps are divided into a zero-degree bump and a ninety-degree bump.
According to the simulation platform of the variable pitch system of the wind generating set, the vertical relation between a variable pitch driving shaft and a variable pitch execution shaft of the wind generating set is simulated through the vertically arranged variable pitch motor and the horizontally arranged variable pitch simulation driving simulation, the variable pitch angle of the blades of the wind generating set is represented through the rotating angle of the simulation blade wheel driven by the belt, the realization process of the variable pitch angle can be intuitively simulated, the numerical variable pitch is realized, and the variable pitch driving ratio and the load simulation which are the same as those of a real machine are achieved through the setting of the transmission chain ratio from the variable pitch motor to the simulation blade wheel and the weight design of the blade wheel.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic view of the structural connection of the apparatus of the present invention;
FIG. 2 is a front view of a structure of a pitch simulation apparatus;
FIG. 3 is a structural rear view of the pitch simulation apparatus;
FIG. 4 is a structural side view of a pitch simulator;
FIG. 5 is a schematic partial cross-sectional view of a pitch simulation drive;
fig. 6 is a partially enlarged view of a point a in fig. 1.
In the figure: the device comprises a control cabinet 1, a variable pitch motor 2, a motor support 3, a variable pitch simulation drive support 4, a variable pitch simulation drive 5, a bottom connecting plate 51, a vertical connecting plate 52, a worm 53, a worm gear 54, a rotating shaft 55, a vertical support 6, a simulation blade wheel 7, a belt 8, a driving wheel 9, a variable pitch angle detection device 10, a proximity switch 101 and a bump 102.
Detailed Description
As shown in fig. 1-6, a simulation platform of a pitch system of a wind generating set comprises a control cabinet 1 and a pitch simulation device, wherein the pitch simulation device comprises a pitch motor 2, a pitch simulation driver 5 and a simulation blade wheel 7 which are connected in sequence, the output end of the pitch motor 2 drives the shaft body of the pitch simulation driver 5 to rotate, the pitch simulation driver 5 drives the simulation blade wheel 7 to rotate through a belt 8, a pitch angle detection device 10 is arranged on the simulation blade wheel 7, the pitch angle of a fan blade is simulated through driving the simulation blade wheel 7 to rotate by a corresponding angle, and load simulation is achieved through weight adjustment of the simulation blade wheel 7.
The variable pitch motor 2 is vertically arranged, the variable pitch simulation driver 5 is horizontally arranged, the variable pitch motor 2 and the variable pitch simulation driver 5 are vertically driven, and the vertical driving can maximally restore the structural condition of a fan variable pitch motor end and an execution end.
The variable pitch motor 2 is fixedly connected with the motor bracket 3, an output shaft of the variable pitch motor 2 penetrates through the motor bracket 3 to be in transmission connection with a variable pitch simulation drive 5 below, the lower part of one side of the variable pitch motor 2 is fixedly connected with a variable pitch simulation drive bracket 4, the end part of one side of the simulation blade wheel 7 of the variable pitch simulation drive 5 is fixedly connected with a vertical bracket 6,
the variable-pitch simulation drive 5 comprises a bottom connecting plate 51 connected with the variable-pitch simulation drive support 4, the bottom connecting plate 51 is located on one side of the variable-pitch motor 2, a vertical connecting plate 52 is arranged at the end part of the variable-pitch simulation drive 5 on one side of the simulation blade wheel 7, the vertical connecting plate 52 is fixedly connected with the vertical support 6, a worm 53 fixedly connected with a motor shaft of the variable-pitch motor 2 is arranged at the upper part of the variable-pitch simulation drive 5 on one side of the variable-pitch motor 2, the worm 53 is meshed with a worm wheel 54, the center of the worm wheel 54 is connected with a rotating shaft 55, the extending end of the rotating shaft 55 is connected with a drive wheel 9, and the drive wheel 9 is in transmission connection with the simulation blade wheel 7 through a belt 8.
The variable-pitch angle detection device 10 comprises a proximity switch 101 fixedly connected with the upper end of the vertical support 6, a lug 102 is arranged at the position, right facing the proximity switch 101, of the simulation blade wheel 7, the proximity switch 101 is used for detecting the rotating angle of the simulation blade wheel 7, the transmission ratio from the variable-pitch motor 2 to the detection simulation blade wheel 7 is the same as the transmission ratio from the variable-pitch motor of the simulation wind turbine generator to the rotating angle of the blades, and the real-time variable-pitch process of the simulation reduction fan can be implemented to the maximum extent.
The proximity switch 101 is divided into a zero-degree proximity switch and a ninety-degree proximity switch, the bump 102 is divided into a zero-degree bump and a ninety-degree bump, the zero-degree bump and the ninety-degree bump respectively correspond to the arc angle on the simulation blade wheel 7, the zero-degree bump and the ninety-degree bump correspond to the real limit zero-degree bump and the ninety-degree bump of the simulation fan blade, and when the simulation blade wheel 7 rotates ninety-degree bump, the zero-degree bump and the ninety-degree bump correspond to the ninety-degree bump of the fan blade.
Claims (6)
1. A wind generating set becomes oar system simulation platform, characterized by: the variable-pitch simulation device comprises a control cabinet (1) and a variable-pitch simulation device, the variable-pitch simulation device comprises a variable-pitch motor (2), a variable-pitch simulation driver (5) and a simulation blade wheel (7), which are sequentially connected, an output end of the variable-pitch motor (2) drives the variable-pitch simulation driver (5) to rotate, the variable-pitch simulation driver (5) drives the simulation blade wheel (7) to rotate through a belt (8), and a variable-pitch angle detection device (10) is arranged on the simulation blade wheel (7).
2. The simulation platform of the pitch system of the wind generating set according to claim 1, wherein the pitch motor (2) is vertically arranged, the pitch simulation driver (5) is horizontally arranged, and the pitch motor (2) and the pitch simulation driver (5) vertically transmit.
3. The wind generating set variable pitch system simulation platform according to claim 2, wherein the variable pitch motor (2) is fixedly connected with the motor support (3), an output shaft of the variable pitch motor (2) penetrates through the motor support (3) to be in transmission connection with a lower variable pitch simulation drive (5), the variable pitch simulation drive (5) is fixedly connected with the variable pitch simulation drive support (4) at the lower part of one side of the variable pitch motor (2), and the variable pitch simulation drive (5) is fixedly connected with the vertical support (6) at the end part of one side of the simulation blade wheel (7).
4. The simulation platform of the pitch system of the wind generating set according to claim 3, become oar simulation drive (5) include bottom connecting plate (51) of being connected with oar simulation drive support (4), bottom connecting plate (51) are located become oar motor (2) one side, the oar simulation drive (5) tip of simulation blade wheel (7) one side is equipped with vertical connecting plate (52), vertical connecting plate (52) and vertical support (6) fixed connection, it is equipped with and becomes oar motor (2) motor shaft fixed connection's worm (53) to become oar simulation drive (5) upper portion of oar motor (2) one side, worm (53) are connected with worm wheel (54) meshing, worm wheel (54) center is connected with pivot (55), pivot (55) stretch out the end and are connected with drive wheel (9), drive wheel (9) are connected with simulation blade wheel (7) transmission through belt (8).
5. The wind generating set pitch system simulation platform according to claim 3, wherein the pitch angle detection device (10) comprises a proximity switch (101) fixedly connected with the upper end of the vertical support (6), a bump (102) is arranged at a position, right opposite to the proximity switch (101), of the simulation blade wheel (7), and the proximity switch (101) is used for detecting the rotating angle of the simulation blade wheel (7).
6. The simulation platform of the pitch system of the wind generating set according to claim 5, wherein the proximity switch (101) is divided into a zero-degree proximity switch and a ninety-degree proximity switch, and the bump (102) is divided into a zero-degree bump and a ninety-degree bump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120332580.XU CN217034986U (en) | 2021-02-05 | 2021-02-05 | Wind generating set variable pitch system simulation platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120332580.XU CN217034986U (en) | 2021-02-05 | 2021-02-05 | Wind generating set variable pitch system simulation platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217034986U true CN217034986U (en) | 2022-07-22 |
Family
ID=82409922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120332580.XU Active CN217034986U (en) | 2021-02-05 | 2021-02-05 | Wind generating set variable pitch system simulation platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217034986U (en) |
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2021
- 2021-02-05 CN CN202120332580.XU patent/CN217034986U/en active Active
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