CN215333256U - Health degree data acquisition system of offshore wind turbine - Google Patents
Health degree data acquisition system of offshore wind turbine Download PDFInfo
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- CN215333256U CN215333256U CN202121867840.XU CN202121867840U CN215333256U CN 215333256 U CN215333256 U CN 215333256U CN 202121867840 U CN202121867840 U CN 202121867840U CN 215333256 U CN215333256 U CN 215333256U
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- 238000012806 monitoring device Methods 0.000 claims description 26
- 239000013307 optical fiber Substances 0.000 claims description 21
- 238000012876 topography Methods 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 14
- 238000004891 communication Methods 0.000 description 7
- 238000013480 data collection Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 2
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- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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- 238000005457 optimization Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
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Abstract
本实用新型公开了一种海上风机的健康度数据采集系统，本实用新型实施例提供的数据采集系统，使用视频数据和结构数据分开通道传输的方式，加快了数据传输的速度，提高了数据传输以及解析的效率。用无线传输的方式对轮毂数据和机舱数据进行连接，打破传统轮毂和机舱之间通过风机滑环走线的方式带来的不便。
The utility model discloses a health data acquisition system of an offshore wind turbine. The data acquisition system provided by the embodiment of the utility model adopts the mode of separate channel transmission of video data and structural data, which accelerates the speed of data transmission and improves data transmission. and parsing efficiency. The hub data and cabin data are connected by wireless transmission, breaking the inconvenience caused by the traditional way of wiring between the hub and the cabin through the fan slip ring.
Description
Technical Field
The utility model belongs to the field of operation and maintenance of wind power plants, and particularly relates to a health data acquisition system of an offshore wind turbine.
Background
With the gradual development of offshore wind power, the upsizing of an offshore wind turbine can be gradually converted into a trend, with the development of the trend, the situations that blades are longer and a tower drum is higher and higher inevitably occur, and on the other hand, the wind power industry also faces the coming of the flat-price internet-surfing era, so that potential risks brought by new technologies such as a new blade optimization manufacturing method and a tower drum optimization manufacturing method are important to be focused on by an offshore wind power operation and maintenance team. In the prior art, the method for acquiring the health degree data of the blades and the tower drum of the offshore wind turbine is single, and the data transmission efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a health degree data acquisition system of an offshore wind turbine, and aims to solve the problem that in the prior art, a method for acquiring health degree data of blades and a tower drum of the offshore wind turbine is single.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a health degree data acquisition system of an offshore wind turbine comprises a tower bottom cabinet data acquisition substation, a cabin cabinet data acquisition substation, a hub cabinet data acquisition substation, a tower clearance video device, a blade video device, a seabed topography monitoring device and a blade audio monitoring device;
the signal input end of the hub cabinet data acquisition substation is connected with a flange bolt looseness sensor and an optical fiber load sensor, and the signal output end of the hub cabinet data acquisition substation is connected with the signal input end of the nacelle cabinet data acquisition substation;
the signal input end of the cabin cabinet data acquisition substation is also connected with a tower barrel inclination angle detection sensor, and the signal output end of the cabin cabinet data acquisition substation is connected with the signal input end of the tower bottom cabinet data acquisition substation;
the signal input end of the tower bottom cabinet data acquisition substation is also connected with a flange gap sensor, a basic inclination angle sensor and a strain sensor, and the signal output end of the tower bottom cabinet data acquisition substation is connected with a fan ring network;
and signal output ends of the tower clearance video device, the blade video device, the seabed topography and landform monitoring device and the blade audio monitoring device are respectively connected with the fan ring network.
Further, the flange bolt looseness sensor is installed at the root of the blade, and the optical fiber load sensors are installed on the section 1.5 meters away from the root of the blade and the section with the largest chord length respectively.
Furthermore, 4 optical fiber load sensors are respectively arranged on the section 1.5 meters away from the root part of the blade and the section with the maximum chord length.
Furthermore, the signal output end of the hub cabinet data acquisition substation is in communication connection with the nacelle cabinet data acquisition substation through a wireless module.
Further, the signal output end of the cabin cabinet data acquisition substation is connected with the signal input end of the tower bottom cabinet data acquisition substation through an optical fiber or a network cable.
Furthermore, 4 flange gap sensors are arranged on each layer of flange surface of the fan tower cylinder; 6 strain sensors are arranged on a middle section in the fan tower barrel; the foundation inclination angle sensor is installed on the wind turbine foundation.
Furthermore, the signal output end of the tower bottom cabinet data acquisition substation is connected with the fan ring network through an optical fiber switch.
Further, the tower clearance video device and the blade video device are connected with the fan ring network through a tower tube exchanger; the submarine landform monitoring device and the blade audio monitoring device are connected with a fan ring network through an optical fiber switch.
Furthermore, the submarine topography monitoring device adopts a multi-beam sounding instrument which is arranged on the wind power pile foundation.
Furthermore, the blade audio monitoring device comprises an audio collector and an audio monitor, wherein a signal output end of the audio collector is connected with a signal input end of the audio monitor, and a signal output end of the audio monitor is connected with the optical fiber switch.
The utility model has the following beneficial effects:
1) the data acquisition system provided by the embodiment of the utility model uses a mode of separating channel transmission of video data and structural data, accelerates the data transmission speed and improves the data transmission and analysis efficiency.
2) The data acquisition system provided by the embodiment of the utility model connects the hub data and the cabin data in a wireless transmission mode, and breaks the inconvenience caused by the traditional mode that the hub and the cabin are wired through a fan slip ring.
3) The data acquisition system provided by the embodiment of the utility model uses the acquisition substations with uniform models to transmit data, and transmits the data through uniform hardware standards, so that the time required by data transmission and the error occurrence rate in the data transmission process are reduced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
fig. 1 is a block diagram of a health data acquisition system according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of the separate transmission of video data and structure data according to the embodiment of the present invention.
Wherein: 1, a tower bottom cabinet data acquisition substation; 2, a cabin cabinet data acquisition substation; 3, a hub cabinet data acquisition substation; 4, a tower clearance video device; 5 leaf video devices; 6, a submarine topography monitoring device; 7 blade audio monitoring devices; 8, a flange bolt looseness sensor; 9 a fiber optic load cell; 10 a tower barrel inclination angle detection sensor; 11 a flange clearance sensor; 12 a base tilt sensor; 13 a strain sensor; 14, a fan ring network; 15 a wireless module; 16 fiber switches; 17 a tower drum exchanger; 18, an audio collector; 19 an audio monitor.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The following detailed description is exemplary in nature and is intended to provide further details of the utility model. Unless otherwise defined, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the utility model.
As shown in fig. 1, an embodiment of the present invention provides a health degree data acquisition system for an offshore wind turbine, including a tower bottom cabinet data acquisition substation 1, a nacelle cabinet data acquisition substation 2, a hub cabinet data acquisition substation 3, a tower clearance video device 4, a blade video device 5, a submarine topography monitoring device 6, and a blade audio monitoring device 7.
In a specific embodiment, the tower bottom cabinet data acquisition substation 1, the cabin cabinet data acquisition substation 2, and the hub cabinet data acquisition substation 3 are plc collectors of the same type. The submarine topography monitoring device 6 adopts a multi-beam detector, the multi-beam detector is installed on a wind power pile foundation, and collected data are directly accessed into the fan ring network 14. The blade audio monitoring device 7 comprises an audio collector 18 and an audio monitor 19, wherein the audio collector 18 is installed on the position, close to the blade tip, of the tower barrel, the signal output end of the audio collector 18 is connected with the signal input end of the audio monitor 19, the signal output end of the audio monitor 19 is connected with the optical fiber switch 16, and data are transmitted into the fan ring network 14 through an ftp (file transfer protocol). The tower bottom cabinet data acquisition substation 1 adopts a Twincat3 series CX 8190-time-of-four controller by utilizing an edge calculation acquisition system.
The signal input end of the hub cabinet data acquisition substation 3 is connected with a flange bolt looseness sensor 8 and an optical fiber load sensor 9, the flange bolt looseness sensor 8 transmits detection data to the hub cabinet data acquisition substation 3 through an RS485 communication protocol, the baud rate from the flange bolt looseness sensor 8 to the hub cabinet data acquisition substation 3 is 19200bps, and a half-duplex mode is adopted.
The signal output end of the hub cabinet data acquisition substation 3 is in communication connection with the signal input end of the nacelle cabinet data acquisition substation 2 through a wireless module 15 (such as wireless WIFI) for data interaction; the flange bolt looseness sensors 8 are arranged at the root parts of the blades, and 4 optical fiber load sensors 9 are respectively arranged on the section 1.5 meters away from the root parts of the blades and the section with the largest chord length.
The signal input end of the nacelle cabinet data acquisition substation 2 is also connected with a tower inclination angle detection sensor 10, the tower inclination angle detection sensor 10 is a dynamic inclination angle detection sensor and is installed inside the nacelle and on the basis, the tower inclination angle detection sensor 10 transmits data to the nacelle cabinet data acquisition substation 2 through an RS485 protocol, the communication baud rate is 115200bps, and the half-duplex mode is adopted. And the signal output end of the cabin cabinet data acquisition substation 2 is connected with the signal input end of the tower bottom cabinet data acquisition substation 1 through an optical fiber or a network cable for communication.
The signal input end of the tower bottom cabinet data acquisition substation 1 is further connected with a flange gap sensor 11, a basic tilt angle sensor 12 and a strain sensor 13, and the signal output end of the tower bottom cabinet data acquisition substation 1 is connected with a fan ring network 14 through an optical fiber switch 16, and uploads data to the fan ring network and transmits the data to a superior network. 4 high-precision flange gap sensors 11 are arranged on each layer of flange surface of the fan tower drum to detect flange surface changes, and data are transmitted to the tower bottom cabinet data acquisition substation 1 through an RS485 protocol; 6 strain sensors 13 are arranged on one middle section in the fan tower barrel, data of the strain sensors 13 are transmitted to blade root load equipment, and the blade root load equipment transmits the data to the tower bottom cabinet data acquisition substation 1 through a Profibus DP communication protocol; the foundation inclination angle sensor 12 is installed on the wind turbine foundation.
The blade video device 5 is installed outside the engine room, the signal output ends of the tower clearance video device 4 and the blade video device 5 transmit data to the tower exchanger 17 through a ModbusTcp protocol, and the tower exchanger 17 further transmits the data to the fan ring network 14; the signal output ends of the submarine topography monitoring device 6 and the blade audio monitoring device 7 are connected with a fan ring network 14 through an optical fiber switch 16.
According to the working principle of the health degree data acquisition system of the offshore wind turbine, as shown in fig. 2, the mode that the video data and the structural data are transmitted by separate channels is used, the data transmission speed is increased, and the data transmission and analysis efficiency is improved. Health degree data acquisition system based on offshore wind turbine includes the following steps:
the flange bolt looseness sensor 8 and the optical fiber load sensor 9 respectively collect blade root flange gap data and blade root load data, the flange bolt looseness sensor 8 transmits the blade root flange gap data to the hub cabinet data collection substation 3 through an RS485 communication protocol, the baud rate of the flange bolt looseness sensor 8 in scanning the hub cabinet data collection substation 3 is 19200bps, and a half-duplex mode is adopted. The optical fiber load sensor 9 directly sends the blade root load data to the blade root load equipment, and the blade root load equipment transmits the data to the hub cabinet data acquisition substation 3 through the profibus dp. And the hub cabinet data acquisition substation 3 sends blade root flange gap data and blade root load data to the nacelle cabinet data acquisition substation 2.
The tower barrel inclination angle detection sensor 10 collects tower barrel inclination data and transmits the tower barrel inclination data to the nacelle cabinet data collection substation 2, and the nacelle cabinet data collection substation 2 transmits blade root flange gap data, blade root load data and tower barrel inclination data to the tower bottom cabinet data collection substation 1.
The flange gap sensor 11, the basic inclination angle sensor 12 and the strain sensor 13 respectively acquire tower drum flange gap data, wind turbine basic inclination angle data and tower drum load data, and send the data to the tower bottom cabinet data acquisition substation 1.
The tower bottom cabinet data acquisition substation 1 sends blade root flange gap data, blade root load data, tower inclination data, tower flange gap data, wind turbine foundation inclination angle data and tower load data of each layer of tower to the wind turbine ring network 14 through an ftp protocol.
The tower clearance video device 4, the blade video device 5, the seabed topography and geomorphic monitoring device 6 and the blade audio monitoring device 7 respectively acquire tower clearance data, blade clearance data, basic seabed topography and geomorphic data and blade audio data and send the data to the wind turbine ring network 14.
It will be appreciated by those skilled in the art that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the utility model are intended to be embraced therein.
Claims (10)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121867840.XU CN215333256U (en) | 2021-08-10 | 2021-08-10 | Health degree data acquisition system of offshore wind turbine |
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| CN202121867840.XU CN215333256U (en) | 2021-08-10 | 2021-08-10 | Health degree data acquisition system of offshore wind turbine |
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| CN215333256U true CN215333256U (en) | 2021-12-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431746A (en) * | 2021-08-10 | 2021-09-24 | 华能(浙江)能源开发有限公司清洁能源分公司 | Health degree data acquisition system and method for offshore wind turbine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431746A (en) * | 2021-08-10 | 2021-09-24 | 华能(浙江)能源开发有限公司清洁能源分公司 | Health degree data acquisition system and method for offshore wind turbine |
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Effective date of registration: 20240709 Address after: Room 303, Huaneng Building, Gongshu District, Hangzhou City, Zhejiang Province 310014 Patentee after: Clean energy branch of Huaneng (Zhejiang) Energy Development Co.,Ltd. Country or region after: China Patentee after: HUANENG CLEAN ENERGY Research Institute Patentee after: Huaneng (Zhejiang) Energy Development Co.,Ltd. Address before: No. 565, Zhongshan North Road, Xiacheng District, Hangzhou City, Zhejiang Province, 310014 Patentee before: Clean energy branch of Huaneng (Zhejiang) Energy Development Co.,Ltd. Country or region before: China Patentee before: HUANENG CLEAN ENERGY Research Institute |
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