CN105909479B - Data acquisition device applied to the test of wind generating set yaw control performance - Google Patents
Data acquisition device applied to the test of wind generating set yaw control performance Download PDFInfo
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- 238000012360 testing method Methods 0.000 title claims abstract description 36
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- 238000010248 power generation Methods 0.000 claims abstract description 6
- 238000004891 communication Methods 0.000 claims description 23
- 238000012216 screening Methods 0.000 claims description 19
- 230000002159 abnormal effect Effects 0.000 claims description 8
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Abstract
The present invention provides a kind of data acquisition device applied to the test of wind generating set yaw control performance, which includes：Anemometer 1, for the arrives stream wind speed and wind direction within the scope of testing wind power generation unit front preset；Anemometer 2, for testing the wind speed and direction at nacelle position；At least one sensor, for acquiring the operation data of wind power generating set and being converted to electric signal；Top controller, for acquiring the transient data in cabin；Electric parameters transducer, for calculating the output power of wind power generating set according to output electric current and voltage；Unit master control system, for providing the operating status and unit fault message of unit；Bottomside controller, for acquiring the output power transient data of wind power generating set, the transient data of the operating status of the transient data in the cabin and unit and unit fault message.The device facilitates data to acquire, and can reduce the cost of data acquisition.
Description
Technical field
The present invention relates to wind generating set yaw control technology fields, more particularly to one kind to be applied to wind power generating set
Yaw the data acquisition device of control performance test.
Background technique
Wind energy is a kind of clean renewable energy.As the principal mode of wind energy utilization, wind-power electricity generation is current technology
One of most mature, on the largest scaleization exploit condition and the renewable energy power generation mode of commercialized development prospect.With people couple
The attention of renewable energy, wind-power electricity generation is also increasingly by the concern of people.
Wind generating set yaw control system be realize wind power generating set fast accurate effectively to wind, avoid wind energy from damaging
The critical component of mistake, the alignment wind direction of quick and stable can make wind wheel obtain maximum wind energy.The performance of yaw system is directly determined
Determine the economic benefit and safety of wind power generating set.
Current wind generating set yaw calibration test system mainly includes laser radar anemometer and yaw positioning dress
Two parts are set, laser radar anemometer is connected to wind turbine cabin top, the position parallel with wind turbine cabin trunnion axis；
Yaw positioning device is connected at Wind turbines yaw bearing, is mainly used for testing wind power generation set yaw system deviation.?
When acquisition yaw control data, anemometer and each sensing data are accessed into unit master control system, refer mainly to machine set PLC
(Programmable Logic Controller, programmable logic controller (PLC)) carries out the arrangement of data by machine set PLC, by
More in the type of machine set PLC, the type and communication mode of anemometer and sensor are also different, and such connection type increases test
Difficulty, for different type of machines test when, need to reopen data-interface software inside unit main control PLC, be unfavorable for
The development of test is promoted.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.
For this purpose, an object of the present invention is to provide it is a kind of applied to wind generating set yaw control performance test
Data acquisition device, the device can be suitable for different types of unit master control system and test equipment, facilitate acquisition and processing
The nacelle atop data and tower bottom data of unit reduce number without reopening data-interface software inside unit main control PLC
According to the cost of acquisition, the development for being conducive to test is promoted.
In order to achieve the above objectives, what the embodiment of the present invention proposed is applied to the test of wind generating set yaw control performance
Data acquisition device, including：Anemometer 1, is set to nacelle top, within the scope of testing wind power generation unit front preset
Arrives stream wind speed and wind direction；Anemometer 2, is set to nacelle top, for testing the wind speed and direction at nacelle position；At least one
Sensor, for acquiring the operation data of wind power generating set and being converted to electric signal；Top controller is set to wind-power electricity generation
In the cabin of unit, it is connected with the anemometer 1, anemometer 2 and at least one sensor, for acquiring the instantaneous number in cabin
According to；Electric parameters transducer is set to the tower bottom of wind power generating set, for calculating wind-power electricity generation according to output electric current and voltage
The output power of unit；Unit master control system, for providing the operating status and unit fault message of unit；Bottomside controller,
It is set to the tower bottom of wind power generating set, it is logical with the electric parameters transducer, top controller and unit master control system respectively
Letter connection, for acquiring the output power transient data of wind power generating set, the transient data in the cabin and unit
The transient data of operating status and unit fault message.
Further, at least one described sensor includes：Speed probe, for measuring the generator speed of unit；
Position sensor, for measuring the yaw angle of unit.
Further, the bottomside controller further includes：Judgment module, for judging whether the transient data of acquisition is different
Regular data, if so, deleting synchronization collects all transient datas；Computing module, for non-abnormal transient data
Piecemeal average computation is carried out, piecemeal average value is obtained；Screening module, for average to the piecemeal according to preset screening principle
Value Data is screened；Grouping module, for being divided according to preset group forming criterion the piecemeal average data after screening
Group.
Further, described device further includes：Host computer is realized with the bottomside controller and is communicated to connect, is mainly used for
Downloading and display data, and the data calculation of the bottomside controller is set, decision logic, screens principle and/or divides
Group principle.
Further, the top controller and bottomside controller are programmable logic controller (PLC).
Further, further include voltage sensor and current sensor, be connected respectively with the electric parameters transducer, setting exists
The output end of wind power generating set is respectively used to acquire the output electric current of the wind power generating set and voltage.
Further, the anemometer 1 is laser radar anemometer, and the anemometer 2 is mechanical anemoclinograph.
Further, the size of the anemometer 1 is not more than 60cm*60cm, and the preset range of measurement is at least machine
The data of the 4-10 times of impeller diameter distance in group front.
Further, the communication mode of the communication connection includes one of bluetooth, optical fiber, WiFi connection or a variety of.
The data acquisition device for being applied to the test of wind generating set yaw control performance that the embodiment of the present invention proposes, can
To acquire the data for wind generating set yaw control test, set suitable for different types of unit master control system and test
It is standby, facilitate acquisition and handle the nacelle atop data and tower bottom data of unit, without reopening data in unit main control PLC
Interface software reduces the cost of data acquisition, and the development for being conducive to test is promoted.
For above and other objects, features and advantages of the invention can be clearer and more comprehensible, preferred embodiment is cited below particularly,
And cooperate institute's accompanying drawings, it is described in detail below.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the data acquisition dress for being applied to the test of wind generating set yaw control performance of one embodiment of the invention
The structural schematic diagram set；
Fig. 2 is the data acquisition device for being applied to the test of wind generating set yaw control performance of another embodiment
Structural schematic diagram；
Fig. 3 is the structural schematic diagram of the bottomside controller of one embodiment of the invention；
Fig. 4 is processing flow schematic diagram of the bottomside controller to data of one embodiment of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Below with reference to the accompanying drawings the number for being applied to the test of wind generating set yaw control performance of the embodiment of the present invention is described
According to acquisition device.
Fig. 1 is the data acquisition dress for being applied to the test of wind generating set yaw control performance of one embodiment of the invention
The structural schematic diagram set, as shown in Figure 1, the device includes：Anemometer 1, anemometer 2, at least one sensor 3, top control
Device 4, electric parameters transducer 5, unit master control system 6 and bottomside controller 7.
Specifically, anemometer 1 is set to nacelle top, for the incoming flow within the scope of testing wind power generation unit front preset
Wind speed and direction.In one embodiment of the application, anemometer 1 should at least measure 4-10 times of impeller diameter distance in front of unit
Data, can be the laser radar anemometer that can measure horizontal wind speed and wind direction, 1 size of anemometer should be not more than 60cm*
60cm, convenient for the lifting of equipment and the installation of anemometer 1.
Anemometer 2 is set to nacelle top, for testing the wind speed and direction at nacelle position.In a particular embodiment,
Anemometer 2 can be mechanical anemoclinograph.
At least one sensor 3 is used to acquire the operation data of wind power generating set and is converted to electric signal.In the application
One embodiment in, at least one sensor may include speed probe and or position sensor etc., for obtaining wind-force
The data acquired needed for generating set yaw control test.The present invention is not limited to use two sensors, can increase as needed
The number amount and type of sensor.
Top controller 4 is set in the cabin of wind power generating set, with the anemometer 1, anemometer 2 and at least one
Sensor is connected, for acquiring the transient data in cabin.Top controller 4 can pass through anemometer described in input/output port
1, anemometer 2 and at least one sensor transient data collected.
Electric parameters transducer 5 is set to the tower bottom of wind power generating set, for calculating wind according to output electric current and voltage
The output power of power generator group.
Unit master control system 6 is for providing the operating status and unit fault message of unit.Unit master control system 6 is unit
PLC, in the test of wind generating set yaw control performance, the operating status and fault message of unit determine that the moment is adopted
Whether the whole group data collected are effective.Usually the data that the devices such as anemometer and sensor acquire directly are transmitted in the prior art
To machine set PLC, data preparation is carried out by machine set PLC, to open more demanding, the data processing pressure of the data-interface of machine set PLC
Also larger.In an embodiment of the present invention, the exploitation requirement to machine set PLC is greatly reduced.
Bottomside controller 7 is set to the tower bottom of wind power generating set, controls respectively with the electric parameters transducer, top
Device and the communication connection of unit master control system, for acquiring the output power transient data of wind power generating set, in the cabin
The transient data of the operating status and unit fault message of transient data and unit.In a particular embodiment, bottomside controller 7
The wind power generating set output power transient data that can be uploaded by input/output port collection tower bottom electric parameters transducer 5, and with
Top controller 4 positioned at cabin realizes data communication by optical fiber or other modes, collects the wink transmitted by top controller 4
When data obtain the operating status and unit fault message of unit while by realizing data communication with unit master control system, it is real
Now yaw control is tested the acquisition of required all transient datas and is summarized.
Further, top controller and bottomside controller may each be PLC programmable logic controller (PLC) or other and have
The controller of editable control logic function.
It is to be appreciated that each sensor can by electric signal and/or other communication protocols [such as Modbus communication protocol,
Can-Bus (Controller Area Network-BUS CAN bus) communication protocol, RS-485 communication association
View], and by network interface, serial ports, optical fiber interface or it is directly accessed the modes such as electric signal and top controller 4 or bottomside controller
7 are communicated, and top controller 4 and bottomside controller 7 should have the interface for matching each sensor communication protocol.
The data acquisition device for being applied to the test of wind generating set yaw control performance of the present embodiment, top controller
It is unified to collect anemometer and the collected cabin data of sensor, the data of tower bottom are collected by bottomside controller, and pass through
Data communication receives the cabin data of top controller transmission, facilitates the acquisition and arrangement of data, reduces and open machine set PLC
Hair requires, and reduces tester's workload.
Fig. 2 is the data acquisition for being applied to the test of wind generating set yaw control performance of another embodiment of the present invention
The structural schematic diagram of device.As shown in Fig. 2, on the basis of Fig. 1, described device further includes：Speed probe 31, position sensing
Device 32, host computer 8, voltage sensor 51, current sensor 52, judgment module 71, computing module 72, screening module 73 and grouping
Module 74.
Wherein, speed probe 31, for measuring the generator speed of unit；Position sensor 32, for measuring unit
Yaw angle.Speed probe 31 and position sensor 32 are connected with top controller 4, and collected transient data is transmitted
To top controller 4.
Voltage sensor 51 and current sensor 52 are connected with the electric parameters transducer 5 respectively, are respectively used to described in acquisition
The output electric current and voltage of wind power generating set.The defeated of wind power generating set is arranged in voltage sensor 51 and current sensor 52
The position of outlet, the output end of wind power generating set can be determined according to actual needs by tester, may be provided at wind-force hair
Motor group boosting low pressure side, may also be arranged on wind driven generator set converter output end.Voltage sensor 51 and current sense
The output electric current and voltage of collected wind power generating set are sent to electric parameters transducer 5 by device 52, and electric parameters transducer 5 is according to defeated
Electric current and voltage calculate the output power of wind power generating set out.
Further, bottomside controller 7 can also judge collected transient data, average computation, screening, be divided
The preliminary calculating and processing such as group.
Host computer 8 and the bottomside controller 7 communicate to connect, specifically can be main by modes such as cable or digital serial ports
It is used to download and show data, and data calculation, decision logic, the screening principle of the setting bottomside controller 7
And/or group forming criterion.
Specifically, as shown in figure 3, the bottomside controller 7 further includes：
Judgment module 71 is adopted for judging whether the transient data of acquisition is abnormal data if so, deleting synchronization
Collect all transient datas；
Computing module 72 obtains piecemeal average value for carrying out piecemeal average computation to non-abnormal transient data；
Screening module 73, for being screened according to preset screening principle to the piecemeal average data；
Grouping module 74, for being grouped according to preset group forming criterion to the piecemeal average data after screening.
In the specific embodiment of the application, bottomside controller 7 is referred to Fig. 4 to the process flow of data.Tool
Body, as shown in figure 4, the process includes the following steps：
S1：Judgment module 71 judges whether the transient data of acquisition is abnormal data, for example, collected data be null value,
Situations such as messy code is then abnormal data.If there is data exception situation, synchronization need to be collected to all transient datas and carried out
It deletes.
S2：Computing module 72 carries out average computation to non-abnormal transient data in such a way that piecemeal is average, is divided
Block average value.The time width of piecemeal average computation can be set according to the testing requirement of tester by host computer, it is then right
Transient data in each time width calculates average value.
S3：Screening module 73 screens the piecemeal average value, and it is corresponding to delete the average value for being unsatisfactory for screening principle
Transient data.Screening principle can be configured by host computer.For example, screening principle mainly may include following several
Point：
(1) in the time width for calculating each average value, Wind turbines are in normal operating condition.Such as：First
Mean value calculation is 8:00-8:10 all transient datas, 8:00-8:In 10 time widths, Wind turbines are in normally
Operating status then retains average value, if any time unit is not in normal operating condition, which is rejected.
(2) air speed data is within a preset range.Preset range can be configured by host computer.
(3) wind direction data is in available sector range.Available sector range can be configured by host computer.
(4) other are required.Tester is configured according to test unit situation by host computer, exclusion such as heavy rain,
Situations such as extreme weathers such as sand and dust (need to install corresponding test sensor), the quality of data for testing sensor are poor.
S4：Grouping module 74 is grouped the piecemeal average data after screening according to preset group forming criterion.
In one embodiment of the application, the communication mode of the communication connection includes bluetooth, optical fiber, WiFi
One of (WIreless-Fidelity, Wireless Fidelity) connection is a variety of.Each sensor can by electric signal and/or other
[(Controller Area Network-BUS controller local area network is total for such as Modbus communication protocol, Can-Bus for communication protocol
Line) communication protocol, RS-485 communications protocol], and by network interface, serial ports, optical fiber interface or it is directly accessed the modes such as electric signal
It is communicated with top controller 4 or bottomside controller 7, top controller 4 and bottomside controller 7 should have each sensor of matching
The interface of communication protocol.Since the connection relationship and data transmission flexibility of equipment room of the embodiment of the present invention are high, each sensor is not
Limit only 1 group of setting, tester can add various kinds of sensors quantity according to demand.
Embodiments herein is arranged two controllers and forms systems, carries out adopting for tower bottom data and cabin data respectively
Collection, top controller uniformly collect anemometer and the collected cabin data of sensor, collect tower bottom by bottomside controller
Data, and by data communication receive top controller transmission cabin data, facilitate the acquisition and arrangement of data, reduce
Exploitation requirement to machine set PLC, reduces tester's workload.In addition, bottomside controller can converge transient data
Summation processing carries out data screening and classification according to host computer default rule, while being communicated with host computer, is convenient for data
Upload and display.
It should be noted that in the description of the present invention, term " first ", " second " etc. are used for description purposes only, without
It can be interpreted as indication or suggestion relative importance.In addition, in the description of the present invention, unless otherwise indicated, the meaning of " multiple "
It is two or more.
It should be appreciated that each section of the invention can be realized with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realized.It, and in another embodiment, can be under well known in the art for example, if realized with hardware
Any one of column technology or their combination are realized：With for realizing the logic gates of logic function to data-signal
Discrete logic, with suitable combinational logic gate circuit specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (8)
1. a kind of data acquisition device applied to the test of wind generating set yaw control performance, which is characterized in that including：
Anemometer 1, is set to nacelle top, for the arrives stream wind speed and wind within the scope of testing wind power generation unit front preset
To；
Anemometer 2, is set to nacelle top, for testing the wind speed and direction at nacelle position；
At least one sensor, for acquiring the operation data of wind power generating set and being converted to electric signal；
Top controller is set in the cabin of wind power generating set, with the anemometer 1, anemometer 2 and at least one sensing
Device is connected, for acquiring the transient data in cabin；
Electric parameters transducer is set to the tower bottom of wind power generating set, for calculating wind-force hair according to output electric current and voltage
The output power of motor group；
Unit master control system, for providing the operating status and unit fault message of unit；
Bottomside controller is set to the tower bottom of wind power generating set, respectively with the electric parameters transducer, top controller and
Unit master control system communication connection, for acquiring the output power transient data of wind power generating set, instantaneous in the cabin
The transient data of the operating status and unit fault message of data and unit；
Wherein, the bottomside controller further includes：
Judgment module, for judging whether the transient data of acquisition is abnormal data, if so, deleting synchronization collects institute
There is transient data；
Computing module obtains piecemeal average value for carrying out piecemeal average computation to non-abnormal transient data；
Screening module, for being screened according to preset screening principle to the piecemeal average data；
Grouping module, for being grouped according to preset group forming criterion to the piecemeal average data after screening.
2. device as described in claim 1, which is characterized in that at least one described sensor includes：
Speed probe, for measuring the generator speed of unit；
Position sensor, for measuring the yaw angle of unit.
3. device as described in claim 1, which is characterized in that further include：
Host computer is communicated to connect with the bottomside controller, is mainly used for downloading and showing data, and the setting bottom control
Data calculation, decision logic, screening principle and/or the group forming criterion of device processed.
4. device as described in claim 1, which is characterized in that the top controller and bottomside controller are programmable patrol
Collect controller.
5. device as described in claim 1, which is characterized in that further include voltage sensor and current sensor, respectively with institute
It states electric parameters transducer to be connected, the output end of wind power generating set is set, is respectively used to acquire the defeated of the wind power generating set
Electric current and voltage out.
6. device as described in claim 1, which is characterized in that the anemometer 1 is laser radar anemometer, the anemometer
2 be mechanical anemoclinograph.
7. device as claimed in claim 6, which is characterized in that the size of the anemometer 1 is not more than 60cm*60cm, measurement
The preset range be at least the data of 4-10 times of impeller diameter distance in front of unit.
8. such as the described in any item devices of claim 1-7, which is characterized in that the communication mode of the communication connection includes indigo plant
One of tooth, optical fiber, WiFi connection are a variety of.
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| CN107869420B (en) * | 2016-09-27 | 2020-08-14 | 远景能源（江苏）有限公司 | Method and system for controlling yaw of wind turbine farm |
| CN107255064B (en) * | 2017-08-08 | 2023-07-04 | 无锡风电设计研究院有限公司 | State monitoring system of wind generating set |
| CN115076049B (en) * | 2022-07-04 | 2024-08-30 | 无锡海纳智能科技有限公司 | Method and device for determining yaw angle of fan, storage medium and electronic equipment |
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| CN101793235A (en) * | 2010-04-15 | 2010-08-04 | 哈尔滨工业大学 | Maximum power tracking type wind power generation device with energy predicting function and method thereof |
| CN102168651A (en) * | 2011-04-07 | 2011-08-31 | 北京金风科创风电设备有限公司 | Fan operation method, wind measuring device and wind generating set |
| CN102235304A (en) * | 2010-12-30 | 2011-11-09 | 保定天威集团有限公司 | Small wind-power control device |
| CN105134490A (en) * | 2015-08-21 | 2015-12-09 | 东方电气风电有限公司 | Method for improving economy of wind turbine generator set |
| CN205744307U (en) * | 2016-06-30 | 2016-11-30 | 华北电力科学研究院有限责任公司 | It is applied to the data acquisition unit of wind generating set yaw control performance test |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8279073B2 (en) * | 2009-09-18 | 2012-10-02 | General Electric Company | Systems, methods, and apparatus for monitoring and controlling a wind driven machine |
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| CN101793235A (en) * | 2010-04-15 | 2010-08-04 | 哈尔滨工业大学 | Maximum power tracking type wind power generation device with energy predicting function and method thereof |
| CN102235304A (en) * | 2010-12-30 | 2011-11-09 | 保定天威集团有限公司 | Small wind-power control device |
| CN102168651A (en) * | 2011-04-07 | 2011-08-31 | 北京金风科创风电设备有限公司 | Fan operation method, wind measuring device and wind generating set |
| CN105134490A (en) * | 2015-08-21 | 2015-12-09 | 东方电气风电有限公司 | Method for improving economy of wind turbine generator set |
| CN205744307U (en) * | 2016-06-30 | 2016-11-30 | 华北电力科学研究院有限责任公司 | It is applied to the data acquisition unit of wind generating set yaw control performance test |
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