CN102619687B - Emergency control method with failure of anemorumbometer of wind generating set - Google Patents
Emergency control method with failure of anemorumbometer of wind generating set Download PDFInfo
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- CN102619687B CN102619687B CN201210113244.1A CN201210113244A CN102619687B CN 102619687 B CN102619687 B CN 102619687B CN 201210113244 A CN201210113244 A CN 201210113244A CN 102619687 B CN102619687 B CN 102619687B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The invention discloses an emergency control method with failure of an anemorumbometer of a wind generating set. The emergency control method comprises the following steps of: (1), taking all units in a wind field as a centre, and forming a small network through an SCADA (Supervisory Control and Data Acquisition) system of the wind field and three units closest to the position of the SCADA system; (2), when the units are operated normally, feeding collected wind speed and wind direction signals back to a central controller through the SCADA system, and displaying various real-time information in real time; (3), when the anemorumbometer of the units is failed, reporting to the central controller at first, carrying out heterochromous display at an obvious position by the central controller, and giving an alarm to monitoring personnel; and (4), meanwhile, starting emergency control programs at corresponding functional positions in a fan control program, applying for reading wind speed/direction information from the SCADA system by a fan controller, if application is not successful, stopping; if the application is passed, sending instructions to the units according to data read in the SCADA system, and maintaining operation of the units till maintainers maintain a fan to exclude faults.
Description
Technical field
The present invention relates to a kind of controlling method, emergency control method when especially a kind of wind power generating set anemoclinograph lost efficacy.
Background technique
Due to the outdoor high dry running of wind power generating set, and anemoclinograph is outside set engine room cover, and its running environment is very complicated: vibration, dust, be exposed to the sun, freezing, the various extreme condition such as drench with rain; Installation unit that is marine, beach wind field also will stand salt spray corrosion year in year out, and the out of order probability of anemoscope wind vane is relatively high.Under normal circumstances, the design of Wind turbines adopts the design proposal of two wind speed, a wind direction.This design mainly solves the halting problem being caused unit by anemoscope, but once wind vane breaks down, blower fan will hard stop, cannot start, reduced unit availability and economic well-being of workers and staff before fault is not yet got rid of.
Unit anemoclinograph lost efficacy and wind speed higher than unit cut-out wind speed time, unit cannot select resting position, causes unit risk factor higher.
Summary of the invention
The object of the invention is for overcoming above-mentioned the deficiencies in the prior art; emergency control method when providing a kind of wind power generating set anemoclinograph to lose efficacy; the method can reduce dead time; can according to field condition reasonable arrangement fault handling time; improve blower fan availability; increase unit output, economic benefit and the safety coefficient of blower fan.
For achieving the above object, the present invention adopts following technical proposals:
Emergency control method when a kind of wind power generating set anemoclinograph lost efficacy, step is as follows:
1) in wind field, all units, centered by oneself, form a little network by nearest three units of wind field SCADA system and its geographical position by wind field SCADA system;
2) when unit normally runs, the wind speed and direction signal collected is fed back to central control unit by SCADA system by unit, and central control unit shows the various real time information that unit comprises wind speed and direction;
3) when unit wind speed/to instrument report fault, first to central control unit report, central control unit carries out heterochromatic display in remarkable position, sends warning to monitor staff;
4) wind speed/flow direction vane report therefore unit starting emergency control procedure, wind speed/to information is read in controller of fan application from SCADA system, if application is unsuccessful in the stipulated time, then shuts down; If application is passed through, unit sends instruction according to the data of reading in from SCADA system to unit, maintains the operation of unit.After attendant safeguards blower fan, failture evacuation, unit reenters normal operating condition.
The present invention does not need to do any change to the hardware of existing unit control system and wind field SCADA system, only needs to make corresponding optimization to unit allocation software and wind field SCADA system communications protocol.
The present invention is applied to that wind speed is higher, accessory temporary shortages, unit maintenance personnel can make unit keep running when can not fix a breakdown in time at the scene etc., reduces fan parking rate, increases economic efficiency; Wind power generating set can be made by yaw system adjustment unit to wind state, reduction unit risk factor when storm wind arrives.
Under normal circumstances, wind field is a more spacious area.Within the scope of adjacent 5 Fans, wind speed, wind direction information are substantially identical.Emergency flight control scheme adopts the relevant information of adjacent unit to control temporarily when unit cannot obtain wind speed and direction information, maintain the operation of unit before attendant fixes a breakdown.Along with the mass production safeguarding inconvenient Large Scale Oceanic Wind Power Generation unit, the superiority that this emergency flight control scheme is used in wind power generating set is more outstanding by what show.
As for platform unit every in the present invention and other 3 unit network consistings, mainly consider Redundancy Design, with farthest reduce unit because wind speed/to report therefore the probability of shutting down.In practical solution, after controller of fan enters emergency control procedure, only need two groups of wind speed and direction information, at unit because wind speed/to fault to SCADA system application is after other unit corresponding datas, first SCADA system differentiates the significance bit of other three unit corresponding informations, confirm to have be no less than 2 unit corresponding informations effectively after, application is passed through, SCADA system according to priority be followed successively by the first unit, the second unit, the 3rd unit select progressively data and send to center unit.
In addition, if unit flow direction vane in storm wind situation breaks down, unit can by during the wind direction information determination compressor emergency shutdown of other units to wind direction, reduce the risk factor of blower fan.This emergency flight control scheme also can add other similar variablees, to improve the utilization ratio of blower fan, does not repeat at this.
The invention has the beneficial effects as follows, the present invention, through in the checking of part system test, by simulation wind speed/to fault, confirms that this emergency flight control scheme is practical, can reduce dead time.According to field condition reasonable arrangement fault handling time, can improve blower fan availability, increase the unit output of blower fan, economic benefit is obvious.
Accompanying drawing explanation
Fig. 1 is that present system flutters exemplary plot;
Fig. 2 is control flow chart of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
As Fig. 1, in wind field, all units are centered by oneself, form a little network by wind field SCADA system and three units nearest with its position.When unit normally runs, the wind speed and direction signal collected is fed back to central control unit by SCADA system by unit, and central control unit shows in real time to the various real time information that unit comprises wind speed and direction.If unit 1 wind speed/to the event of instrument report, first to central control unit report, central control unit carries out heterochromatic display in remarkable position, sends warning to monitor staff; Meanwhile, corresponding function position 1 in air-blower control program, starts emergency control procedure, and wind speed/to information is read in controller of fan application from SCADA system, if apply for unsuccessful, then shuts down; If application is passed through, unit sends instruction according to the data of reading in from SCADA system to unit, maintains the operation of unit, until attendant safeguards blower fan, by failture evacuation.
As for every platform unit and other 3 unit network consistings, mainly consider Redundancy Design, with farthest reduce unit because wind speed/to report therefore the probability of shutting down.In practical solution, after controller of fan enters emergency control procedure, only need two groups of wind speed and direction information, at unit because wind speed/to fault to SCADA system application is after other unit corresponding datas, first SCADA system differentiates the significance bit of unit 2,3,4 corresponding information, confirm to have be no less than 2 unit corresponding informations effectively after, application is passed through, SCADA system according to priority be followed successively by unit 2, unit 3, unit 4 select progressively data and send to unit 1.Unit wind speed/to control flow during fault as shown in Figure 2.
In addition, if unit flow direction vane in storm wind situation breaks down, unit can by during the wind direction information determination compressor emergency shutdown of other units to wind direction, reduce the risk factor of blower fan.
This emergency flight control scheme also can add other similar variablees, to improve the utilization ratio of blower fan, does not repeat at this.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technological scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (1)
1. emergency control method when wind power generating set anemoclinograph lost efficacy, it is characterized in that, step is as follows:
1) in wind field, all units, centered by oneself, form a little network by nearest three units of wind field SCADA system and its geographical position by wind field SCADA system;
Every platform unit and other 3 unit network consistings, mainly consider Redundancy Design, with farthest reduce unit because wind speed/to report therefore the probability of shutting down; In practical solution, after controller of fan enters emergency control procedure, only need two groups of wind speed and direction information, at unit because wind speed/to fault to SCADA system application is after other unit corresponding datas, first SCADA system differentiates the significance bit of other three unit corresponding informations, confirm to have be no less than 2 unit corresponding informations effectively after, application is passed through, SCADA system according to priority be followed successively by the first unit, the second unit, the 3rd unit select progressively data and send to center unit;
2) when unit normally runs, the wind speed and direction signal collected is fed back to central control unit by SCADA system by unit, and central control unit shows the various real time information that unit comprises wind speed and direction;
3) when unit wind speed/to instrument report fault, first to central control unit report, central control unit carries out heterochromatic display in remarkable position, sends warning to monitor staff;
4) wind speed/flow direction vane report therefore unit starting emergency control procedure, wind speed/to information is read in controller of fan application from SCADA system, if application is unsuccessful in the stipulated time, then shuts down; If application is passed through, unit sends instruction according to the data of reading in from SCADA system to unit, maintains the operation of unit; After attendant safeguards blower fan, failture evacuation, unit reenters normal operating condition;
If unit flow direction vane in storm wind situation breaks down, unit can by during the wind direction information determination compressor emergency shutdown of other units to wind direction, reduce the risk factor of blower fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210113244.1A CN102619687B (en) | 2012-04-18 | 2012-04-18 | Emergency control method with failure of anemorumbometer of wind generating set |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210113244.1A CN102619687B (en) | 2012-04-18 | 2012-04-18 | Emergency control method with failure of anemorumbometer of wind generating set |
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| Publication Number | Publication Date |
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| CN102619687A CN102619687A (en) | 2012-08-01 |
| CN102619687B true CN102619687B (en) | 2015-01-14 |
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| CN201210113244.1A Active CN102619687B (en) | 2012-04-18 | 2012-04-18 | Emergency control method with failure of anemorumbometer of wind generating set |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065201B (en) * | 2015-07-22 | 2018-05-04 | 天津瑞源电气有限公司 | The still control method of normal operation after a kind of damage of Wind turbines anemoscope |
| CN105134483B (en) * | 2015-07-22 | 2018-08-14 | 天津瑞源电气有限公司 | The still control method of normal operation after a kind of damage of Wind turbines anemobiagraph |
| CN105041570B (en) | 2015-07-30 | 2017-12-15 | 北京天诚同创电气有限公司 | Yaw control method and device for wind turbine generator |
| CN106246465B (en) * | 2016-08-16 | 2019-12-13 | 中车株洲电力机车研究所有限公司 | Wind turbine generator set wind speed and wind direction acquisition method and wind turbine generator set system |
| CN109488529A (en) * | 2018-11-29 | 2019-03-19 | 国电联合动力技术有限公司 | A kind of Wind turbines and its Anti-Typhoon intelligent control method |
| CN109886436A (en) * | 2019-02-28 | 2019-06-14 | 国电联合动力技术有限公司 | The failure aid in treatment method and device of Wind turbines |
| CN111779626A (en) * | 2020-05-28 | 2020-10-16 | 东方电气风电有限公司 | Method for keeping fan continuously running under condition of anemometer fault |
| CN111828253B (en) * | 2020-07-29 | 2022-02-11 | 湘电风能有限公司 | Wind generating set protection control method based on wind direction azimuth angle |
| CN112523973B (en) * | 2020-11-30 | 2022-03-01 | 上海电气风电集团股份有限公司 | Wind vane monitoring method and system of wind generating set and wind generating set |
| CN114113683B (en) * | 2021-11-02 | 2024-09-06 | 上海电气风电集团股份有限公司 | Monitoring method and system for fan anemoscope in wind farm and computer readable storage medium |
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| US7933744B2 (en) * | 2009-08-28 | 2011-04-26 | General Electric Company | System and method for managing wind turbines and enhanced diagnostics |
| US8112252B2 (en) * | 2010-10-29 | 2012-02-07 | General Electric Company | Control system and methods of verifying operation of at least one wind turbine sensor |
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| CN1871432A (en) * | 2003-10-22 | 2006-11-29 | 通用电气公司 | Wind turbine system control |
| CN102003335A (en) * | 2009-08-28 | 2011-04-06 | 通用电气公司 | System and method for managing wind turbines |
| CN102108936A (en) * | 2009-12-25 | 2011-06-29 | 通用电气公司 | System and method for monitoring and controlling a wind park |
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