CN106649987A - Quantitative analysis method for establishment scheme of anemometer tower - Google Patents
Quantitative analysis method for establishment scheme of anemometer tower Download PDFInfo
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- CN106649987A CN106649987A CN201610999084.3A CN201610999084A CN106649987A CN 106649987 A CN106649987 A CN 106649987A CN 201610999084 A CN201610999084 A CN 201610999084A CN 106649987 A CN106649987 A CN 106649987A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/30—Circuit design
- G06F30/32—Circuit design at the digital level
- G06F30/333—Design for testability [DFT], e.g. scan chain or built-in self-test [BIST]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
Abstract
The invention discloses a quantitative analysis method for an establishment scheme of an anemometer tower in the technical field of a wind power technology. The method comprises the following steps of firstly, selecting the anemometer tower with analysis significance from an established wind power plant according to a wind energy resource situation, a wind measurement data time period and a position relation between the anemometer tower and a stand; then dividing the wind power plant into a plurality of cross sections on the basis of a prevailing wind direction and a vertical prevailing wind direction according to the position of the anemometer tower; then carrying out comparison analysis on actually measured data of the anemometer tower on different cross sections and power generation data of a wind power generator; and finally determining the representativeness of the anemometer tower under similar terrain conditions and providing a reference for other similar wind power plant sites with the representativeness as a reference standard. The method has the beneficial effects that the problem of post-evaluation of wind resources after a wind power plant project is put into production is well solved, representative analysis basis for the anemometer tower can be provided for a to-be-developed wind power plant in an adjacent and similar terrain region, a reference for establishment of a position of the anemometer tower is provided, and the method is good in practicability and application prospect.
Description
Technical field
The present invention relates to technical field of wind power generation, more particularly to a kind of anemometer tower sets up the quantitative analysis method of scheme.
Background technology
The way that at present Wind Power Project Evaluation of Wind Energy Resources is generally adopted is：Anemometer tower is set up in site region, to survey wind
Based on tower data and terrain information, the wind of whole wind-powered electricity generation field areas is calculated by Evaluation of Wind Energy Resources software (WT, wasp etc.)
Can resource distribution.To ensure the precision of Evaluation of Wind Energy Resources, multiple anemometer towers, difference should be set up in the range of wind energy turbine set site to survey
Wind tower represents different regions, and all anemometer towers should be able to cover the scope of whole wind energy turbine set.
It is to establish anemometer tower position by designer's experience that wind energy turbine set surveys the arrangement of wind scheme, and tentatively establishes anemometer tower
Coverage, and then determine the quantity of anemometer tower, the anemometer tower arrangement in site does not have systematic guidance method and original
Then.And data based on anemometer tower data, the representativeness of anemometer tower will directly affect whole wind energy turbine set Evaluation of Wind Energy Resources
Precision.Particularly with region with a varied topography, by rule of thumb the representativeness of interpretation assessment anemometer tower is exposed in the design a lot
Problem.
To analyze the coverage of existing anemometer tower, the way in the work of part wind field design is：Arrangement has been surveyed
The actual measurement wind speed of wind tower, using the wind speed of any position in Weighted Average Algorithm calculating wind energy turbine set, and weighted calculation is obtained
Wind speed carries out correlation analysis with existing anemometer tower actual measurement wind speed, if correlation reaches a certain threshold value, then it is assumed that the survey to be calculated
Wind tower can cover the region.The method has the disadvantage only between anemometer tower based on data, it is impossible to reflect Wind turbines strictly according to the facts
Wind energy resources situation after the completion of construction.Additionally, anemometer tower data to be calculated are calculated with the weighted average between anemometer tower, no
With data independence.
The content of the invention
To overcome, existing wind resource is analyzed and anemometer tower sets up process without related quantitative criterion, it is impossible to which accurate evaluation surveys wind
The deficiencies such as tower representativeness, the technical problem to be solved is：There is provided in a kind of energy quantitative analysis wind energy turbine set site and survey wind
The representativeness of tower and the method for thereby determining that anemometer tower arrangement.
The technical solution adopted for the present invention to solve the technical problems is：A kind of anemometer tower sets up the quantitative analysis side of scheme
Method, comprises the following steps：
A, according to the geomorphological environment related data near wind energy turbine set yet to be built, collect the built wind energy turbine set similar to its landform
Data information；
Analysis on Selecting anemometer tower in B, the anemometer tower collected from built wind energy turbine set, according to wind energy resources situation, surveys wind number
Chosen according to the period and with the position relationship of seat in the plane；
C, by select analysis anemometer tower position centered on, the prevailing wind direction and vertical prevailing wind direction in the range of wind energy turbine set
Position arranges multiple sections according to the difference of distance respectively, while taking into account landform, chooses the multiple Wind turbines on each section
Constitute assessment wind turbine group；
D, selection and anemometer tower are located at Wind turbines on each section on same axis, by the cabin of the part Wind turbines
The cube that the active power of anemometer record surveys wind speed with the anemometer tower same period carries out correlation analysis, obtains away from anemometer tower not
Wind turbines data and anemometer tower data dependence at same distance, and determine that anemometer tower is on prevailing wind direction under such orographic condition
Representative distance；
E, in the range of wind energy turbine set yet to be built, distance is represented as apart from being spaced using the step D anemometer tower that obtains of analysis, leading
Wind sets up multiple sections, while multiple sections are set up on vertical prevailing wind direction according to landform, anemometer tower is staggeredly built up in
On different vertically and horizontally sections, the arrangement of anemometer tower is thus completed.
It is further when collecting the data information of built wind energy turbine set in step, mainly to survey wind including built wind energy turbine set
Tower surveys wind data；The each wind turbine cabin anemometer of built wind energy turbine set surveys wind data；The each Wind turbines wattful power of built wind energy turbine set
Rate.
It is further, in stepb during Analysis on Selecting anemometer tower, the rapids of wind energy resources situation Primary Reference prevailing wind direction
Intensity of flow and inflow angle, two parameters are as little as possible.
It is further in stepb during Analysis on Selecting anemometer tower, to survey the wind data period and choose same with service data
Phase surveys the anemometer tower of wind data, and data period should be greater than a complete year.
It is further in stepb during Analysis on Selecting anemometer tower, to choose near plan assessment wind energy turbine set center
Anemometer tower so as to each unit of built wind energy turbine set apart from moderate.
It is further that in step C, the section on prevailing wind direction at least includes 5, and the section on vertical prevailing wind direction is at least
Including 3, at least 3 Wind turbines should be included on each section.
It is further, in step D in the analysis of Wind turbines data and anemometer tower data dependence, when cabin surveys wind
When the cube relative coefficient that the active power of instrument surveys wind speed with the anemometer tower same period is less than 0.75, it is believed that the anemometer tower
Do not possessed representativeness to the Wind turbines, thus can determine that under such orographic condition representative of the anemometer tower on prevailing wind direction away from
From.
The invention has the beneficial effects as follows：By arranging different section in the region of built wind energy turbine set site, respectively will be selected
The contrast of distance factor, orographic factor, generated energy factor is carried out with anemometer tower and Wind turbines measured data, and is carried out related dividing
Analysis, obtains anemometer tower coverage value, it is ensured that the independence of data and the representativeness of anemometer tower, thus solves wind energy turbine set work
Evaluation problem after the wind-resources in journey throwing postpartum, also can provide anemometer tower as the exploitation wind energy turbine set of the plan in adjacent similar shaped area
Representational analysis foundation, there is provided set up the reference of anemometer tower position.
Specific embodiment
Below by way of specific embodiment, the invention will be further described.
A kind of anemometer tower sets up the quantitative analysis method of scheme, comprises the following steps：
A, according to the geomorphological environment related data near wind energy turbine set yet to be built, collect the built wind energy turbine set similar to its landform
Data information；
Analysis on Selecting anemometer tower in B, the anemometer tower collected from built wind energy turbine set, according to wind energy resources situation, surveys wind number
Chosen according to the period and with the position relationship of seat in the plane；
C, by select analysis anemometer tower position centered on, the prevailing wind direction and vertical prevailing wind direction in the range of wind energy turbine set
Position arranges multiple sections according to the difference of distance respectively, while taking into account landform, chooses the multiple Wind turbines on each section
Constitute assessment wind turbine group；
D, selection and anemometer tower are located at Wind turbines on each section on same axis, by the cabin of the part Wind turbines
The cube that the active power of anemometer record surveys wind speed with the anemometer tower same period carries out correlation analysis, obtains away from anemometer tower not
Wind turbines data and anemometer tower data dependence at same distance, and determine that anemometer tower is on prevailing wind direction under such orographic condition
Representative distance；
E, in the range of wind energy turbine set yet to be built, distance is represented as apart from being spaced using the step D anemometer tower that obtains of analysis, leading
Wind sets up multiple sections, while multiple sections are set up on vertical prevailing wind direction according to landform, anemometer tower is staggeredly built up in
On different vertically and horizontally sections, the arrangement of anemometer tower is thus completed.
When collecting the data information of built wind energy turbine set in step, mainly wind data is surveyed including built wind energy turbine set anemometer tower；
The each wind turbine cabin anemometer of built wind energy turbine set surveys wind data；The each Wind turbines active power of built wind energy turbine set.
In stepb during Analysis on Selecting anemometer tower, the turbulence intensity of wind energy resources situation Primary Reference prevailing wind direction and enter
Stream angle, two parameters are as little as possible.
In stepb during Analysis on Selecting anemometer tower, survey the wind data period and choose with service data same period survey wind data
Anemometer tower, data period should be greater than a complete year.
In stepb during Analysis on Selecting anemometer tower, choose near the anemometer tower for intending assessment wind energy turbine set center so as to
With each unit of built wind energy turbine set apart from moderate.
Further, in step C, the section on prevailing wind direction at least includes 5, and the section on vertical prevailing wind direction is at least wrapped
3 are included, at least 3 Wind turbines should be included on each section.
In step D in the analysis of Wind turbines data and anemometer tower data dependence, when the wattful power of cabin anemometer
When the cube relative coefficient that rate surveys wind speed with the anemometer tower same period is less than 0.75, it is believed that the anemometer tower is to the wind turbine
Group has not possessed representativeness, thus can determine that representative distance of the anemometer tower on prevailing wind direction under such orographic condition.
For the wind energy turbine set of adjacent area or similar landform is developed, technological means of today lacks quantitative data and is used as
The Technical Reference foundation of adjacent wind energy turbine set exploitation.Prior art is only capable of realizing in the region for setting up anemometer tower, by calculating
To the coverage of anemometer tower, but all kinds of factors can not be analyzed on the representational impact of anemometer tower, can not also provide survey wind
The acceptable coverage value of tower.
Additionally, existing scheme only weighs the representativeness of certain anemometer tower by the correlation between anemometer tower, lack wind
The actual operation parameters of group of motors, especially after wind energy turbine set is built up, unit can produce impact to wind-resources situation, only by surveying wind
Tower data can not truly reflect the real standard of wind energy turbine set.
The present invention first by built wind energy turbine set according to wind energy resources situation, survey the wind data period and with seat in the plane
Position relationship, selects the anemometer tower with analysis significance, then wind energy turbine set press into prevailing wind direction and vertically according to the position of anemometer tower
Prevailing wind direction is divided into multiple sections, and it is right that then the anemometer tower measured data on different section and the generating data of Wind turbines are carried out
Than analysis, the representativeness of the anemometer tower under the conditions of similar landform is finally determined, and it is similar to other in this, as normative reference
Wind-powered electricity generation place provides reference.By the data of the method determination accurately and reliably, it is representative, can solve wind energy turbine set work
Evaluation problem after the wind-resources in journey throwing postpartum, also can provide anemometer tower as the exploitation wind energy turbine set of the plan in adjacent similar shaped area
Representational analysis foundation, there is provided set up the reference of anemometer tower position, with good practicality and application prospect.
Claims (7)
1. a kind of anemometer tower sets up the quantitative analysis method of scheme, it is characterized in that, comprises the following steps：
A, according to the geomorphological environment related data near wind energy turbine set yet to be built, collect the data of the built wind energy turbine set similar to its landform
Data；
Analysis on Selecting anemometer tower in B, the anemometer tower collected from built wind energy turbine set, during according to wind energy resources situation, survey wind data
Section and chosen with the position relationship of seat in the plane；
C, by select analysis anemometer tower position centered on, the prevailing wind direction and vertical prevailing wind direction position in the range of wind energy turbine set
Respectively multiple sections are set according to the difference of distance, while taking into account landform, the multiple Wind turbines chosen on each section are constituted
Wind turbine group is used in assessment；
D, selection and anemometer tower are located at Wind turbines on each section on same axis, and the cabin of the part Wind turbines is surveyed into wind
Active power and the anemometer tower same period of instrument record surveys the cube of wind speed and carries out correlation analysis, obtain away from anemometer tower it is different away from
From place's Wind turbines data and anemometer tower data dependence, and determine generation of the anemometer tower on prevailing wind direction under such orographic condition
Table distance；
E, in the range of wind energy turbine set yet to be built, distance is represented as apart from being spaced using the step D anemometer tower that obtains of analysis, in prevailing wind direction
It is upper that multiple sections are set, while multiple sections are set up on vertical prevailing wind direction according to landform, anemometer tower is staggeredly built up in into difference
Vertically and horizontally section on, thus complete the arrangement of anemometer tower.
2. anemometer tower as claimed in claim 1 sets up the quantitative analysis method of scheme, it is characterized in that：Collect in step
When building the data information of wind energy turbine set, mainly wind data is surveyed including built wind energy turbine set anemometer tower；The each Wind turbines machine of built wind energy turbine set
Cabin anemometer surveys wind data；The each Wind turbines active power of built wind energy turbine set.
3. anemometer tower as claimed in claim 1 sets up the quantitative analysis method of scheme, it is characterized in that：Choose in stepb and divide
During analysis anemometer tower, the turbulence intensity and inflow angle of wind energy resources situation Primary Reference prevailing wind direction, two parameters are as little as possible.
4. anemometer tower as claimed in claim 3 sets up the quantitative analysis method of scheme, it is characterized in that：Choose in stepb and divide
During analysis anemometer tower, survey the wind data period and choose the anemometer tower with service data same period survey wind data, data period should be greater than
One complete year.
5. anemometer tower as claimed in claim 4 sets up the quantitative analysis method of scheme, it is characterized in that：Choose in stepb and divide
During analysis anemometer tower, choose near the anemometer tower for intending assessment wind energy turbine set center so as to each unit distance of built wind energy turbine set
It is moderate.
6. anemometer tower as claimed in claim 1 sets up the quantitative analysis method of scheme, it is characterized in that：In step C, prevailing wind direction
On section at least include 5, the section on vertical prevailing wind direction at least include 3, at least 3 wind-powered electricity generations should be included on each section
Unit.
7. anemometer tower as claimed in claim 1 sets up the quantitative analysis method of scheme, it is characterized in that：Wind turbine in step D
In the analysis of group data and anemometer tower data dependence, when active power and the anemometer tower same period of cabin anemometer wind speed is surveyed
When cube relative coefficient is less than 0.75, it is believed that the anemometer tower has not possessed representativeness to the Wind turbines, thus may be used
It is determined that under such orographic condition representative distance of the anemometer tower on prevailing wind direction.
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Cited By (5)
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| CN107292514A (en) * | 2017-06-21 | 2017-10-24 | 华北电力科学研究院有限责任公司 | Wind power plant production run anemometer tower site selecting method and device |
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| CN109636019A (en) * | 2018-11-30 | 2019-04-16 | 中国电建集团成都勘测设计研究院有限公司 | Method is determined based on the anemometer tower arrangement of neural network algorithm |
| CN110929459A (en) * | 2019-11-28 | 2020-03-27 | 中国大唐集团科学技术研究院有限公司西北电力试验研究院 | Site selection method for wind measuring tower of wind power plant in complex terrain |
| CN111090932A (en) * | 2019-12-10 | 2020-05-01 | 华能威宁风力发电有限公司 | On-site wind power plant field calibration method suitable for medium and complex terrain |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107292514A (en) * | 2017-06-21 | 2017-10-24 | 华北电力科学研究院有限责任公司 | Wind power plant production run anemometer tower site selecting method and device |
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| CN109636019A (en) * | 2018-11-30 | 2019-04-16 | 中国电建集团成都勘测设计研究院有限公司 | Method is determined based on the anemometer tower arrangement of neural network algorithm |
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| CN110929459A (en) * | 2019-11-28 | 2020-03-27 | 中国大唐集团科学技术研究院有限公司西北电力试验研究院 | Site selection method for wind measuring tower of wind power plant in complex terrain |
| CN111090932A (en) * | 2019-12-10 | 2020-05-01 | 华能威宁风力发电有限公司 | On-site wind power plant field calibration method suitable for medium and complex terrain |
| CN111090932B (en) * | 2019-12-10 | 2023-06-09 | 华能威宁风力发电有限公司 | Method for marking wind farm in transportation suitable for medium complex terrain |
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