CN104615073B - Adjustment method of wind observation device capable of being automatically adjusted in azimuth on bridge tower - Google Patents
Adjustment method of wind observation device capable of being automatically adjusted in azimuth on bridge tower Download PDFInfo
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- CN104615073B CN104615073B CN201510050706.3A CN201510050706A CN104615073B CN 104615073 B CN104615073 B CN 104615073B CN 201510050706 A CN201510050706 A CN 201510050706A CN 104615073 B CN104615073 B CN 104615073B
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- bridge tower
- rotary shaft
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
Abstract
The invention discloses a wind observation device capable of being automatically adjusted in azimuth on a bridge tower and an adjustment method thereof and belongs to the field of bridge tower sensing observation. The wind observation device comprises a wind sensor, a triangular support, a rotating shaft and two wind absorbing cables fixed to the triangular support and further comprises a controller, wherein the controller is sequentially connected with a PLC and a synchronous motor. The azimuth adjustment method comprises main steps of calculating an optimal wind sensor installing angle in different coming wind directions, acquiring coming wind data, calculating wind direction change amount, judging whether the wind direction change amount is larger than 5 degree or not, enabling the controller to send an instruction to the PLC, enabling the PLC to control the synchronous motor to start and drive the rotary shaft to rotate. The wind observation device can be automatically adjusted on the bridge tower, and measured data are high in accuracy.
Description
Technical field
The present invention relates to bridge tower wind observe field and in particular on bridge tower can adjust automatically orientation wind observation device and its
Method of adjustment.
Background technology
In order to ensure safety under wind action for the bridge structure, it is necessary for rationally determining that the wind field at bridge location is special
Property, field measurement is to be also more effectively using a kind of more means at present.Main in the wind observation experiment device of existing scene
There is fixed support formula on direct-installation on tower, tower.The sectional dimension of bridge tower commonly reaches 10m, due to the interference of bridge tower,
Wind sensor generally requires and is arranged on the updrift side to flow wind direction to reduce bridge tower to the flow perturbation at wind sensor place.
Wind direction due to nature be not different in the same time, particularly Various Seasonal, and the cardinal wind at bridge location usually differs
Cause even reverse, along with direct-installation and tower on tower, fixed installation formula is once installed its position and is all unable to box haul
Change and change, therefore after change of the wind, rack-mount wind sensor affected by bridge tower larger, now its number
According to representativeness poor, discreteness is larger, wind observe data accuracy also poor, the wind observation device on therefore this tower has
Treat to improve further.
Content of the invention
The technical problem to be solved be provide a kind of bridge tower on can adjust automatically orientation wind observation device with
And the orientation adjustment method of this wind observation device is so that can record accurate wind direction data under different wind directions, and need not
Manual intervention, is automatically brought into operation.
For solving above-mentioned technical problem, the technical solution adopted in the present invention is as follows：
On a kind of bridge tower can adjust automatically orientation wind observation device, wind sensor is fixed on triangular supports by pillar
One end, away from this end triangular supports fixing on the rotating shaft, triangular supports are vertically put down same with rotary shaft
In face, rotary shaft is arranged on fixing bearing on bridge tower, is additionally provided with two wind cables of fixed triangle shape support, two cables
One end of wind rope is fixed in the middle part of the top boom of described triangular supports jointly, and the other end is separately fixed on bridge tower；Wind sensing
Device connects controller by data acquisition line, and controller is sequentially connected with programmable logic controller (PLC) PLC, synchronous motor, additionally,
Synchronous motor is also connected to rotary shaft, controls rotary shaft to rotate.
As optimization, described wind cable is formed by two sections, and one section is steel strand wires, and another section is spring.
On a kind of employing bridge tower can adjust automatically orientation observation device orientation adjustment method, comprise the following steps：
According to the shape facility of bridge tower, gone out in difference come optimum wind sensing when flowing wind direction by CFD numerical simulation calculation
Device setting angle, and this corresponding relation is stored in the controller；
Wind sensor gathers and to flow wind direction data；
Controller calculates wind vector amount according to current wind direction data, and judges whether wind vector amount is more than 5 °；
If wind vector amount is not more than 5 °, wind sensor continues collection wind direction data, if wind vector amount is more than 5 °,
The optimum wind sensor setting angle that controller lookup precomputes, sends instruction to programmable logic controller (PLC) PLC afterwards；
After programmable logic controller (PLC) PLC receives instruction, control synchronous motor to open, drive rotary shaft to rotate, adjustment
Triangular supports setting angle, after adjustment, wind sensor continues collection wind direction data.
Improve as a kind of, also include data storing steps, the data of storage includes the wind direction that wind sensor is collected
The orientation adjustment angle value that data and programmable logic controller (PLC) PLC are sent.
The invention has the beneficial effects as follows：Because the present invention can be according to flowing the change of wind direction whole-process automatic adjustment wind sensor
So that the installation site of wind sensor is in optimum state all the time, which can reduce bridge tower pair to setting angle to greatest extent
The impact of wind sensor, improves wind and observes the representativeness of data, accuracy, reduce the mistake causing because measuring method is improper simultaneously
Difference.Additionally, this device is easy for installation, operation is simple, after installation can with automatic running, without manual intervention during operation, and
And the installation cost of apparatus of the present invention is relatively low, it is applicable to various types of bridge towers or other wind observation tower, the scope of application
Extensively.
Brief description
The present invention will be further described in detail with reference to the accompanying drawings and detailed description, wherein：
Fig. 1 is the front view of apparatus of the present invention.
Fig. 2 is the top view of apparatus of the present invention.
Fig. 3 is the left view of apparatus of the present invention.
Fig. 4 be apparatus of the present invention in change of the wind, the effect diagram in its adjust automatically orientation.
Fig. 5 is the adjustment schematic flow sheet in adjust automatically wind observation device orientation in the present invention.
Fig. 6 is maintained at, with the angle to flow wind direction, the schematic diagram that optimal angle is when 51 ° for stroke sensor of the present invention.
In figure：1- wind sensor；2- pillar；3- triangular supports；4- rotary shaft；5- bearing；6- data acquisition line；7- is controlled
Device processed；8- programmable logic controller (PLC) PLC；9- synchronous motor；10- bridge tower；11- steel strand wires；12- spring；13- wind cable；14-
Top boom；In Fig. 4, parallel rows group represents wind direction, before dotted line represents adjustment, after solid line represents adjustment.
Specific embodiment
It is an object of the invention to provide wind observation device and its method for adjustment of wind direction can automatically be adapted on a kind of bridge tower,
At bridge location to flow change of the wind when, this device can adjust automatically wind sensor setting angle to reduce bridge tower to wind sensing
The impact of device, its obtained wind observation data is representative preferably.As shown in Figure 1, Figure 2 and Figure 3, this apparatus structure is：Including
Wind sensor 1, it can be propeller type anemoclinograph or three-D ultrasonic anemoclinograph, and it is solid that wind sensor 1 passes through pillar 2
Be scheduled on triangular supports 3 one end, away from being fixed in rotary shaft 4 of triangular supports 3 at this end, triangular supports 3 with
Rotary shaft 4 in same perpendicular, perpendicular be with respect to the horizontal plane for, rotary shaft 4 is arranged on bridge tower 10 solid
On fixed bearing 5, it is additionally provided with two wind cables 13 of fixed triangle shape support 3, wind cable 13 has certain elasticity, its length
Can freely change within the specific limits, one end of two wind cables 13 is fixed on the top boom of described triangular supports 3 jointly
14（Top boom 14 and another two bar join end to end and form triangular supports 3）Middle part, the other end is separately fixed on bridge tower 10；Wind
Sensor 1 connects controller 7 by data acquisition line 6, and controller 7 is with programmable logic controller (PLC) PLC8, synchronous motor 9 successively
It is connected, synchronous motor 9 is also connected to rotary shaft 4, programmable logic controller (PLC) PLC8 is used for receiving the finger that controller 7 transmits
Order, controls synchronous motor 9 to start running according to instruction, and synchronous motor 9 drives rotary shaft 4 to rotate, rotation process and effect such as Fig. 4
Shown.
Heretofore described wind cable 13 is formed by two sections, and one section is steel strand wires 11, and another section is spring 12.
Using in the present invention can adjust automatically orientation wind observation device orientation adjustment method, its set-up procedure such as Fig. 5
Shown, comprise the following steps：
According to the shape facility of bridge tower, by CFD（Computational Fluid Dynamics）Numerical simulation calculation
Go out difference to flow optimum wind sensor 1 setting angle during wind direction, and this corresponding relation is stored in controller 7；For example,
As shown in fig. 6, this corresponding relation has certain relation with the cross sectional shape of bridge tower, CFD optimizes the result calculating and shows approximately to justify
Its corresponding relation of the bridge tower of shape is：It is preferably installation site that wind sensor 1 and the angle to flow wind direction are maintained at 51 °.
Wind sensor 1 gathers and to flow wind direction data；
Controller 7 calculates wind vector amount according to current wind direction data, and judges whether wind vector amount is more than 5 °；
If wind vector amount is not more than 5 °, wind sensor 1 continues collection wind direction data, if wind vector amount is more than 5 °,
Optimum wind sensor 1 setting angle that then controller 7 lookup precomputes, sends to programmable logic controller (PLC) PLC8 afterwards
Instruction；
After programmable logic controller (PLC) PLC8 receives instruction, control synchronous motor 9 to open, drive rotary shaft 4 to rotate, adjust
Whole triangular supports 3 setting angle, after adjustment, wind sensor 1 continues collection wind direction data.
In addition, also including data storing steps, the data of storage includes wind direction data that wind sensor 1 collected and can
The orientation adjustment angle value that programmed logic controller PLC8 is sent.
Specifically, for example, in the case of optimum setting angle is 51 °, when change of the wind amount is 8 °, this device does as follows
Adjust automatically：The first step, the real-time data transmission of wind sensor 1 is in controller 7；Second step, controller 7 is deposited to data
Storage and analysis, the microcomputer in controller 7 is according to criterion set in advance（Change angle to be adjusted more than 5 °
Whole）Judged, judged that showing that wind angle changes has been above 5 °, needs to adjust triangular supports 3；3rd step, controller 7
Calculating triangular supports 3 according to corresponding relation set in advance needs the angle value of adjustment to be 8 °；4th step, controller 7 sends
The instruction of adjustment triangular supports 3 angle is in the programmable logic controller (PLC) PLC8 of synchronous motor 9；5th step, programmable patrols
Collect controller PLC8 and the setting angle that synchronous motor 9 adjusts triangular supports 3 is started according to corresponding instruction, thus being finally completed
Adjustment process.The installation site of wind sensor 1 or and be maintained at 51 ° of optimum setting angle to flow wind direction after the completion of adjustment.
Claims (2)
1. a kind of orientation adjustment method of wind observation device it is characterised in that：Comprise the following steps：
Wind observation device structure is：Wind sensor (1) is fixed on triangular supports (3) one end, away from this end by pillar (2)
Triangular supports (3) while being fixed in rotary shaft (4), described triangular supports (3) and rotary shaft (4) are vertically put down same
In face, described rotary shaft (4) is arranged on the upper fixing bearing (5) of bridge tower (10), is additionally provided with fixed triangle shape support (3)
Article two, wind cable (13), one end of described two wind cables (13) is fixed on the top boom of described triangular supports (3) jointly
(14), in the middle part of, the other end is separately fixed on bridge tower (10)；Described wind sensor (1) is passed through data acquisition line (6) and is connected control
Device (7), described controller (7) is sequentially connected with programmable logic controller (PLC) PLC (8), synchronous motor (9), described synchronous motor
(9) it is also connected to rotary shaft (4), control described rotary shaft (4) to rotate；
According to the shape facility of bridge tower, gone out in difference come optimum wind sensor (1) when flowing wind direction by CFD numerical simulation calculation
Setting angle, and this corresponding relation is stored in controller (7)；
Wind sensor (1) gathers and to flow wind direction data；
Controller (7) calculates wind vector amount according to current wind direction data, and judges whether wind vector amount is more than 5 °；
If wind vector amount is not more than 5 °, wind sensor (1) continues collection wind direction data, if wind vector amount is more than 5 °,
Optimum wind sensor (1) setting angle that controller (7) lookup precomputes, afterwards to programmable logic controller (PLC) PLC (8)
Send instruction；
After programmable logic controller (PLC) PLC (8) receives instruction, control synchronous motor (9) to open, drive rotary shaft (4) to rotate,
Adjustment triangular supports (3) setting angle, after adjustment, wind sensor (1) continues collection wind direction data.
2. orientation adjustment method as claimed in claim 1 it is characterised in that：Also include data storing steps, the data of storage
The orientation adjustment angle that the wind direction data being collected including wind sensor (1) and programmable logic controller (PLC) PLC (8) are sent
Value.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510050706.3A CN104615073B (en) | 2015-01-30 | 2015-01-30 | Adjustment method of wind observation device capable of being automatically adjusted in azimuth on bridge tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510050706.3A CN104615073B (en) | 2015-01-30 | 2015-01-30 | Adjustment method of wind observation device capable of being automatically adjusted in azimuth on bridge tower |
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| Publication Number | Publication Date |
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| CN104615073A CN104615073A (en) | 2015-05-13 |
| CN104615073B true CN104615073B (en) | 2017-02-22 |
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| CN201510050706.3A Active CN104615073B (en) | 2015-01-30 | 2015-01-30 | Adjustment method of wind observation device capable of being automatically adjusted in azimuth on bridge tower |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106771335A (en) * | 2016-12-05 | 2017-05-31 | 北京普华亿能风电技术有限公司 | The wind detection method and wind resistance shadow anemometer tower of a kind of anemometer tower |
| CN111257586B (en) * | 2020-02-07 | 2021-08-03 | 西南交通大学 | Leveling device for wind measuring instrument on large cable of large-span suspension bridge |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0083819A1 (en) * | 1982-01-08 | 1983-07-20 | Jos Hayen | Device for retaining a directable windmill in the wind direction |
| CN201377388Y (en) * | 2009-04-23 | 2010-01-06 | 沈阳瑞祥风能设备有限公司 | Fuzzy yawing control system of wind generating set |
| CN201378173Y (en) * | 2009-03-13 | 2010-01-06 | 上海市建筑科学研究院(集团)有限公司 | Aerovane |
| CN102444543A (en) * | 2010-09-30 | 2012-05-09 | 华锐风电科技(集团)股份有限公司 | Method and device for judging unnecessary windward condition, and method and system for tracking wind |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5504355B2 (en) * | 2010-12-27 | 2014-05-28 | 川崎重工業株式会社 | Reference angle detector |
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2015
- 2015-01-30 CN CN201510050706.3A patent/CN104615073B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0083819A1 (en) * | 1982-01-08 | 1983-07-20 | Jos Hayen | Device for retaining a directable windmill in the wind direction |
| CN201378173Y (en) * | 2009-03-13 | 2010-01-06 | 上海市建筑科学研究院(集团)有限公司 | Aerovane |
| CN201377388Y (en) * | 2009-04-23 | 2010-01-06 | 沈阳瑞祥风能设备有限公司 | Fuzzy yawing control system of wind generating set |
| CN102444543A (en) * | 2010-09-30 | 2012-05-09 | 华锐风电科技(集团)股份有限公司 | Method and device for judging unnecessary windward condition, and method and system for tracking wind |
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| CN104615073A (en) | 2015-05-13 |
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