CN210265816U - Constant-speed output device for offshore wind power generation - Google Patents
Constant-speed output device for offshore wind power generation Download PDFInfo
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- CN210265816U CN210265816U CN201920851476.4U CN201920851476U CN210265816U CN 210265816 U CN210265816 U CN 210265816U CN 201920851476 U CN201920851476 U CN 201920851476U CN 210265816 U CN210265816 U CN 210265816U
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Abstract
The utility model relates to a constant speed output device for offshore wind power generation, the device is including wind speed sensor (20) that are used for gathering real-time wind speed, be used for wind generating set constant speed output's buncher (10), be used for gathering buncher (10) actual output speed's output speed sensor (21), be used for controlling buncher (10) actual output speed invariable data analysis and controller (30) and be used for controlling buncher (10) operating temperature's temperature control assembly, wind speed sensor (20), buncher (10), output speed sensor (21) and temperature control assembly all be connected to data analysis and controller (30). Compared with the prior art, the utility model discloses device small in size, the reliability is high, but the gear ratio continuous variation, whole output speed is undulant little, and wind generating set output current is of high quality.
Description
Technical Field
The utility model belongs to the technical field of the coastal waters wind power generation and specifically relates to a constant speed output device for coastal waters wind power generation.
Background
The existing wind generating set can be integrally divided into a constant-speed constant-frequency wind generating set and a variable-speed constant-frequency wind generating set from the speed of an input end, and compared with the variable-speed constant-frequency wind generating set, the constant-speed constant-frequency wind generating set does not need to adopt a high-power full-control switch device for frequency conversion control, so that the cost of the whole machine is low, the system is relatively simple and has good reliability, and the system is particularly suitable for regions with small relative change of prevailing wind, such.
At present, the input end of the constant-speed constant-frequency wind generating set mainly uses a gear box to control the speed of the output end to be constant, and the gear box is adopted, so that the whole volume is large, and the range of the gear ratio is small.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to overcoming the above-mentioned deficiencies of the prior art and providing a constant output device for offshore wind power generation.
The purpose of the utility model can be realized through the following technical scheme:
a constant-speed output device for offshore wind power generation comprises a wind speed sensor for collecting real-time wind speed, a continuously variable transmission for constant-speed output of a wind generating set, an output end speed sensor for collecting actual output speed of the continuously variable transmission, a data analysis and controller for controlling the actual output speed of the continuously variable transmission to be constant and a temperature control assembly for controlling the working temperature of the continuously variable transmission, wherein the wind speed sensor, the continuously variable transmission, the output end speed sensor and the temperature control assembly are all connected to the data analysis and controller.
The temperature control assembly comprises a temperature sensor and a temperature regulator, and the temperature sensor and the temperature regulator are both connected to the data analysis and controller.
The temperature sensors are arranged on the continuously variable transmission box body in a plurality of distributed mode and connected to the data analysis and controller.
The temperature regulator comprises a heat radiation fan.
The wind speed sensor, the output end speed sensor and the temperature sensor are all in communication connection with the data analysis and controller through a wireless communication module.
The wireless communication module comprises Bluetooth and WIFI.
The output end speed sensor comprises a Hall sensor.
The data analysis and controller comprises an embedded processor.
Compared with the prior art, the utility model has the advantages of as follows:
(1) the utility model adopts the stepless speed changer, the output end speed sensor and the data analysis and controller to realize the closed-loop control, and realizes the constant speed output of the wind generating set, compared with the conventional gear constant speed output device, the volume is small, the reliability is high, and the optimization of the whole structure of the wind generating set is facilitated;
(2) the speed ratio of the device of the utility model can be continuously changed, the speed fluctuation of the whole output end is small, and the output current quality of the wind generating set is good;
(3) the utility model discloses set up the operating temperature that the temperature control assembly can effectively guarantee infinitely variable transmission, ensure the normal reliable work of infinitely variable transmission, improve the operational reliability of whole device;
(4) the utility model discloses set up a plurality of temperature sensors in the temperature control assembly, guarantee the reliability of measuring result;
(5) the utility model discloses wind velocity transducer, output speed sensor and temperature sensor pass through wireless communication module and data analysis and controller communication connection, have avoided arranging numerous and diverse communication line under the marine operating mode, guarantee the reliability of communication.
Drawings
Fig. 1 is a schematic view of a constant speed output device for offshore wind power generation according to the present invention.
In the figure, 10 is a continuously variable transmission, 20 is a wind speed sensor, 21 is an output speed sensor, 22 is a temperature sensor, 30 is a data analysis and control unit, 40 is a power supply, and 50 is a temperature regulator.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. Note that the following description of the embodiments is merely an example of the nature, and the present invention is not intended to limit the application or the use thereof, and the present invention is not limited to the following embodiments.
Examples
As shown in fig. 1, a constant speed output device for offshore wind power generation comprises a wind speed sensor 20 for acquiring real-time wind speed, a continuously variable transmission 10 for constant speed output of a wind generating set, an output speed sensor 21 for acquiring actual output speed of the continuously variable transmission 10, a data analysis and controller 30 for controlling the actual output speed of the continuously variable transmission 10 to be constant, and a temperature control component for controlling the working temperature of the continuously variable transmission 10, wherein the wind speed sensor 20, the continuously variable transmission 10, the output speed sensor 21 and the temperature control component are all connected to the data analysis and controller 30.
Specifically, the output speed sensor 21 comprises a hall sensor and the data analysis and control unit 30 comprises an embedded processor. The temperature control assembly comprises a temperature sensor 22 and a temperature regulator 50, and the temperature sensor 22 and the temperature regulator 50 are both connected to the data analysis and control unit 30. Meanwhile, the wind speed sensor 20, the output end speed sensor 21, the temperature sensor 22, the data analysis and control unit 30, and the temperature regulator 50 are all connected to the power source.
The temperature sensors 22 are disposed in a plurality and distributed on the casing of the continuously variable transmission 10, the temperature sensors 22 are connected to the data analysis and control unit 30, and the temperature regulator 50 includes a heat radiation fan.
The specific working principle of the temperature control assembly is as follows: the plurality of temperature sensors 22 simultaneously detect the temperature of the continuously variable transmission 10 and send the temperature to the data analysis and controller 30, and when the temperature detected by any one of the temperature sensors 22 exceeds the limit, the data analysis and controller 30 controls the temperature regulator to work, so that the continuously variable transmission 10 always works in a normal temperature range, and the working reliability of the whole device is improved.
In addition, wind velocity transducer 20, output end speed sensor 21 and temperature sensor 22 all pass through wireless communication module communication connection data analysis and controller 30, and wireless communication module includes bluetooth, WIFI, and this embodiment adopts the bluetooth. Through the form of wireless communication, complicated communication lines are prevented from being arranged under the offshore working condition, and the reliability of communication is ensured.
The utility model discloses a constant speed output device for coastal waters wind power generation's theory of operation specifically does:
at the starting time of the constant speed output device, the data analysis and controller 30 controls the continuously variable transmission 10 to enter the working state according to the initial gear ratio according to the real-time wind speed collected by the wind speed sensor 20.
When the real-time wind speed collected by the wind speed sensor 20 changes, the actual output speed of the continuously variable transmission 10 changes, the output end speed sensor 21 collects the actual output speed of the continuously variable transmission 10 in real time, and once the actual output speed of the continuously variable transmission 10 changes, the data analysis and controller 30 controls the transmission ratio of the continuously variable transmission 10 to make it output at a constant speed. Specifically, the method comprises the following steps: when the ambient wind speed increases, which results in an increase in the output speed of the cvt 10, the output speed sensor 21 sends an output speed increase signal to the data analysis and control unit 30 through the communication line, and the data analysis and control unit 30 reduces the transmission ratio of the cvt 10 through the control line to reduce the output speed of the cvt 10; when the ambient wind speed decreases, which results in a decrease in the output speed of the continuously variable transmission 10, the output speed sensor transmits an output speed decrease signal to the data analysis and control unit 30 through the communication line, and the data analysis and control unit 30 increases the output speed of the continuously variable transmission 10 by increasing the gear ratio of the continuously variable transmission 10 through the control line.
In the working process of the constant speed output device, the temperature control assembly continuously works to keep the working temperature of the continuously variable transmission 10 within a proper range.
Compared with the conventional gear constant-speed output device, the constant-speed output device for offshore wind power generation has small volume and high reliability, and is beneficial to the optimization of the whole structure of the wind generating set; the utility model provides a pair of a but a constant speed output device's for coastal waters wind power generation gear ratio continuous variation, whole output speed is undulant little, and wind generating set output current is of high quality.
The above embodiments are merely examples and do not limit the scope of the present invention. These embodiments may be implemented in other various manners, and various omissions, substitutions, and changes may be made without departing from the technical spirit of the present invention.
Claims (8)
1. The constant-speed output device for offshore wind power generation is characterized by comprising a wind speed sensor (20) for acquiring real-time wind speed, a continuously variable transmission (10) for constant-speed output of a wind generating set, an output end speed sensor (21) for acquiring actual output speed of the continuously variable transmission (10), a data analysis and controller (30) for controlling the actual output speed of the continuously variable transmission (10) to be constant and a temperature control component for controlling the working temperature of the continuously variable transmission (10), wherein the wind speed sensor (20), the continuously variable transmission (10), the output end speed sensor (21) and the temperature control component are all connected to the data analysis and controller (30).
2. A constant speed output device for offshore wind power generation according to claim 1, wherein the temperature control assembly comprises a temperature sensor (22) and a temperature regulator (50), the temperature sensor (22) and the temperature regulator (50) being connected to the data analysis and control unit (30).
3. A constant speed output device for offshore wind power generation according to claim 2, wherein the temperature sensors (22) are arranged in a plurality and distributed on the continuously variable transmission (10) casing, and the temperature sensors (22) are connected to the data analysis and control unit (30).
4. A constant velocity output device for offshore wind power generation according to claim 2, wherein the temperature regulator (50) comprises a radiator fan.
5. A constant velocity output device for offshore wind energy production according to claim 2, wherein the wind velocity sensor (20), the output velocity sensor (21) and the temperature sensor (22) are all communicatively connected to the data analysis and control unit (30) via wireless communication means.
6. The constant-speed output device for offshore wind power generation according to claim 5, wherein the wireless communication module comprises Bluetooth or WIFI.
7. A constant speed output device for offshore wind energy production according to claim 1, wherein the output speed sensor (21) comprises a hall sensor.
8. A constant speed output device for offshore wind energy production according to claim 1, wherein the data analysis and control unit (30) comprises an embedded processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201920851476.4U CN210265816U (en) | 2019-06-06 | 2019-06-06 | Constant-speed output device for offshore wind power generation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920851476.4U CN210265816U (en) | 2019-06-06 | 2019-06-06 | Constant-speed output device for offshore wind power generation |
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| CN210265816U true CN210265816U (en) | 2020-04-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185788A (en) * | 2019-06-06 | 2019-08-30 | 上海电力学院 | A kind of constant speed output device for coastal waters wind-power electricity generation |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185788A (en) * | 2019-06-06 | 2019-08-30 | 上海电力学院 | A kind of constant speed output device for coastal waters wind-power electricity generation |
| CN110185788B (en) * | 2019-06-06 | 2024-06-28 | 上海电力学院 | Constant-speed output device for offshore wind power generation |
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