CN202768252U - Freezing control device of wind turbine generator system - Google Patents
Freezing control device of wind turbine generator system Download PDFInfo
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- CN202768252U CN202768252U CN2012204171316U CN201220417131U CN202768252U CN 202768252 U CN202768252 U CN 202768252U CN 2012204171316 U CN2012204171316 U CN 2012204171316U CN 201220417131 U CN201220417131 U CN 201220417131U CN 202768252 U CN202768252 U CN 202768252U
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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 utility model provides a freezing control device of a wind turbine generator system. The freezing control device of the wind turbine generator system comprises a wind wheel system, a machine room system, an environment measuring system, a draught fan data collection and monitoring control system, a tower, a loading sensor and a computer central processing system. The wind wheel system comprises blades, a wheel hub system and a variable pitch bearing connected between the blades and the wheel hub system. The environment measuring system, the draught fan data collection and monitoring control system and the loading sensor are respectively connected with the computer central processing system. Data is conveyed to the computer central processing system. The freezing control device of the wind turbine generator system is capable of automatically detecting that the wind turbine generator system is frozen or not, automatically controlling shutdown and boot procedures according to the setting, and improving safety and automatic operating performance of the wind turbine generator system.
Description
Technical field
The utility model relates to technical field of wind power generation, particularly the icing control gear of a kind of wind power generating set.
Background technique
Wind generator set blade freezes and has not only reduced the power factor of blade, and because the weightening finish of leaf quality and the imbalance of leaf quality, cause the increase of aerodynamic loading of wind power generating set and the aggravation of Transmitted chains vibration, the safety of wind power generating set in this serious threat.
At present wind power generating set freeze main rely on artificial detection freeze and icing melt after again start come real.But in remote area and rely on night the people to judge to become unrealistic, this not only affects the generated energy of blower fan, but also brings the safety issue of blower fan.
The model utility content
The utility model proposes the icing control gear of a kind of wind power generating set, it can detect automatically whether wind power generating set freezes and according to setting automatically control shutdown and boot program, improve safety and the automatic operation performance of wind power generating set.The technological scheme that the utility model adopts specifically is achieved in that
The utility model provides a kind of wind power generating set control gear that freezes, it comprises: wind wheel system, nacelle system, environment measurement system, blower fan data capture and supervisor control, tower cylinder, load transducer and computer central processing system (CPS), described wind wheel system comprises blade, hub system and the pitch variable bearings that connects therebetween, and described environment measurement system, described blower fan data capture all is connected with described computer central processing system (CPS) with supervisor control, described load transducer and transfer data to described computer central processing system (CPS).
In the utility model specific embodiment, described load transducer has four, and it is installed in respectively blade root leading edge, trailing edge, windward side and the back pressure face position of described blade.
In the utility model specific embodiment, described environment measurement system comprises wind speed, wind direction, the temperature and moisture sensors that is installed in described nacelle system top, to measure wind speed, wind direction, ambient temperature and the ambient humidity after the ice-melt of freezing and freeze and to judge ice-formation condition.
In the utility model specific embodiment, described blower fan data capture and supervisor control detect the propeller pitch angle of described wind power generating set operation and wind speed round information and with communication to described computer central processing system (CPS).
In the utility model specific embodiment, described computer central processing system (CPS) is carried out the switching on and shutting down control of described wind power generating set according to the integrated information of described environment measurement system, described blower fan data capture and supervisor control and described load transducer.
The wind power generating set of the present utility model control gear that freezes, it can detect automatically whether wind power generating set freezes and shut down and boot program according to setting automatically control, improves safety and the automatic operation performance of wind power generating set.
Description of drawings
Fig. 1 is the form structure schematic diagram of the utility model embodiment's the icing control gear of wind power generating set;
Fig. 2 is the partial cutaway schematic of the utility model embodiment's the icing control gear of wind power generating set;
Fig. 3 is the load transducer position view in the icing control gear of the utility model embodiment's wind power generating set;
Fig. 4 freezes in the icing controlling method of the utility model embodiment's wind power generating set to detect and shut down block diagram;
Fig. 5 is the block diagram of again starting shooting after the icing shutdown of wind power generating set in the icing controlling method of the utility model embodiment's wind power generating set.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing embodiment of the present utility model is described in detail, it will be more clear making above-mentioned and other purpose of the present utility model, Characteristics and advantages.Reference character identical in whole accompanying drawings is indicated identical part.Deliberately do not draw in proportion accompanying drawing, focus on illustrating purport of the present utility model.
Be elaborated below in conjunction with the specific embodiment of accompanying drawing to the icing control gear of wind power generating set of the present utility model and controlling method.
Fig. 1 is the form structure schematic diagram of the utility model embodiment's the icing control gear of wind power generating set, Fig. 2 is the partial cutaway schematic of the utility model embodiment's the icing control gear of wind power generating set, Fig. 3 is the load transducer position view in the icing control gear of the utility model embodiment's wind power generating set, as shown in Figure 1 to Figure 3, it comprises the icing control gear of the utility model embodiment's wind power generating set: wind wheel system, nacelle system 110, environment measurement system 112, blower fan data capture and supervision control (SCADA) system (not shown), tower cylinder 111, load transducer and computer central processing system (CPS) (not shown), wind wheel system comprises blade 101, hub system 109 and the pitch variable bearings 103 that connects therebetween, mainly comprise wheel hub 104 in the hub system 109, environment measurement system 112, blower fan data capture and supervisor control (not shown), load transducer all is connected with computer central processing system (CPS) (not shown) and transfers data to computer central processing system (CPS) (not shown).
In the utility model specific embodiment, as shown in the figure, load transducer has four, is respectively load transducer 105,106,107,108, and it is installed in respectively blade root leading edge, trailing edge, windward side and the back pressure face position of blade 101.In the utility model specific embodiment, environment measurement system 112 comprises wind speed, wind direction, the temperature and moisture sensors that is installed in nacelle system 110 tops, to measure wind speed, wind direction, ambient temperature and the ambient humidity after the ice-melt of freezing and freeze and to judge ice-formation condition.
In the utility model specific embodiment, blower fan data capture and supervisor control detect the propeller pitch angle of wind power generating set operation and wind speed round information and with communication to the computer central processing system (CPS).The computer central processing system (CPS) is carried out the switching on and shutting down control of wind power generating set according to environment measurement system 112, blower fan data capture and supervisor control and load transducer 105,106,107,108 integrated information.
Simultaneously, in the utility model specific embodiment, a kind of wind power generating set controlling method of freezing also is provided, wherein, the icing control gear of wind power generating set comprises: wind wheel system, nacelle system 110, environment measurement system 112, blower fan data capture and supervision control (SCADA) system (not shown), tower cylinder 111, load transducer and computer central processing system (CPS) (not shown), wind wheel system comprises blade 101, hub system 109 and the pitch variable bearings 103 that connects therebetween, mainly comprise wheel hub 104 in the hub system 109, environment measurement system 112, blower fan data capture and supervisor control (not shown), load transducer all is connected with computer central processing system (CPS) (not shown) and transfers data to computer central processing system (CPS) (not shown); The icing controlling method of wind power generating set comprises step: to the computer central processing system (CPS), the icing control decision mechanism that the computer central processing system (CPS) is stored according to its inside judges whether to start shutdown procedure so that wind power generating set is shut down with communication for a. environment measurement system 112, blower fan data capture and supervisor control and load transducer; When b. wind-driven generator is because of icing outage state; to the computer central processing system (CPS), the compressor start up condition that the computer central processing system (CPS) is stored according to its inside judges whether to start boot program so that wind power generating set start work with communication for environment measurement system 112, blower fan data capture and supervisor control and load transducer.
In the utility model specific embodiment; step a comprises particularly: environment measurement system 112 pairs of wind speed, wind direction, ambient temperature and ambient humidities are measured and are judged ice-formation condition; blower fan data capture and supervisor control detect propeller pitch angle and the wind speed round of wind power generating set operation; load transducer is installed in respectively blade root leading edge, trailing edge, windward side and the back pressure face position of blade 101, thereby and the communication that detects is judged whether to start shutdown procedure to the computer central processing system (CPS).
In the utility model specific embodiment; as shown in Figure 4; at first detect the running state step 210 of wind-driven generator (abbreviation blower fan); the condition monitoring step 220 of then freezing; whether possesses ice-formation condition step 230; comprise and adopt respectively temperature transducer and humidity transducer that the temperature and humidity in the environment is detected; if do not satisfy ice-formation condition; then return the condition monitoring step 220 of freezing; if satisfy ice-formation condition; then receive propeller pitch angle and the wind speed round information of moving from wind power generating set by blower fan data capture and supervisor control; the blade root load step 240 that blower fan blade root load measuring cell records; air velocity transducer and wind transducer record ambient wind velocity and wind direction step 241; accept propeller pitch angle and wind speed round step 242 in the fan operation parameter; transfer data to afterwards the computer central processing system (CPS); its data and blower fan actual measurement expert database or LOAD FOR fan design tolerance limit data are carried out comprehensive assessment, and whether control decision mechanism step 250 control blower fan starts shutdown procedure step 260 under ice-formation condition by freezing.
In the utility model specific embodiment, described step b comprises particularly: described environment measurement system is to wind speed, wind direction, ambient temperature and ambient humidity are measured and are judged ice-formation condition, described load transducer is installed in respectively the blade root leading edge of described blade, trailing edge, whether windward side and back pressure face position and the natural frequency of judging described blade be in setting range, described blower fan data capture and supervisor control detect propeller pitch angle and the wind speed round of described wind power generating set operation and judge the wind estimation value whether in setting range, thereby and the communication that detects are judged whether to start boot program to described computer central processing system (CPS).
As shown in Figure 5; outage state step 310 behind the blower fan icing; whether possesses ice-formation condition step 320 by temperature transducer and humidity transducer sense environmental conditions; if do not possess ice-formation condition; then carry out detecting step 331 by blower fan blade root load measuring cell; then carry out blower fan slow-speed of revolution idle running step 330; whether the natural frequency through judging blower fan is in setting range step 340; the later stage natural frequency will change because freezing; if do not satisfy and then return outage state step 310 behind the blower fan icing; if satisfied then carry out the detecting step 350 of air velocity transducer and wind transducer; and whether the estimated value of definite wind speed in start setting range step 360, if not in this scope, then returns outage state step 310 behind the blower fan icing; if in this scope, then start boot program step 370
In the utility model specific embodiment, load transducer is embedded in blade root in advance can prevent effectively that load transducer is subjected to the invasion of electromagnetism, thunder and lightning and corrosion, has improved anti-electromagnetic interference capability.Environmental conditions measuring system 112 comprises wind direction, wind speed, temperature and moisture sensors, in order to the measurement to environmental conditions, and carries out state by communication and controls.
In the utility model specific embodiment, the freeze judgement of the Natural Frequency of Blade of starting shooting behind control decision mechanism and the fan parking of computer central processing system (CPS).The maximum load that allows of root of blade of design load permission that the computer central processing system (CPS) is integrated, expert system knowledge and the systems such as natural frequency pattern recognition signal under the blower fan icing low idle that the test of blower fan field condition obtains form, by these conditions and comprise that ambient wind velocity, wind direction, fan operation status parameter etc. come effective judgement of simulating by internal state, thereby trigger corresponding motion mechanism.
The wind power generating set of the utility model specific embodiment freeze control gear and controlling method, at first, its can automatic diagnosis in the situation that icing threatens wind power generating set safety to carry out the shutdown strategy; And in the situation that icing does not produce the security threat normal power generation to wind power generating set, thereby the year generating hour number of raising wind power generating set; Secondly, possess the again automatic diagnostic function of start after icing shutdown and icing thawing, namely after shutdown, can be melted under which kind of degree and can automatically again start shooting at icing by automatic decision, the hour number thereby the year of raising wind power generating set generates electricity; Again, can be according to the icing detection case, carry out the control of open and close machine by long distance control system, can be in remote districts and the open and close machine after realizing icing and ice-melt night automatically control.
The icing control gear of wind power generating set of the present utility model and controlling method, it can detect automatically whether wind power generating set freezes and according to setting automatically control shutdown and boot program, improve safety and the automatic operation performance of wind power generating set.
In above description, a lot of details have been set forth so that fully understand the utility model.But above description only is preferred embodiment of the present utility model, and the utility model can be implemented much to be different from alternate manner described here, so the utility model is not subjected to the restriction of top disclosed implementation.Any skilled personnel are not breaking away from the technical solutions of the utility model scope situation simultaneously, all can utilize method and the technology contents of above-mentioned announcement that technical solutions of the utility model are made many possible changes and modification, or be revised as the equivalent embodiment of equivalent variations.Every content that does not break away from technical solutions of the utility model according to any simple modification, equivalent variations and the modification that technical spirit of the present utility model is done above embodiment, all still belongs in the scope of technical solutions of the utility model protection.
Claims (5)
1. the wind power generating set control gear that freezes, it is characterized in that, comprise: wind wheel system, nacelle system, environment measurement system, blower fan data capture and supervisor control, tower cylinder, load transducer and computer central processing system (CPS), described wind wheel system comprises blade, hub system and the pitch variable bearings that connects therebetween, and described environment measurement system, described blower fan data capture all is connected with described computer central processing system (CPS) with supervisor control, described load transducer and transfer data to described computer central processing system (CPS).
2. the icing control gear of wind power generating set according to claim 1 is characterized in that, described load transducer has four, and it is installed in respectively blade root leading edge, trailing edge, windward side and the back pressure face position of described blade.
3. the wind power generating set according to claim 1 control gear that freezes, it is characterized in that, described environment measurement system comprises wind speed, wind direction, the temperature and moisture sensors that is installed in described nacelle system top, to measure wind speed, wind direction, ambient temperature and the ambient humidity after the ice-melt of freezing and freeze and to judge ice-formation condition.
4. the wind power generating set according to claim 1 control gear that freezes, it is characterized in that, described blower fan data capture and supervisor control detect the propeller pitch angle of described wind power generating set operation and wind speed round information and with communication to described computer central processing system (CPS).
5. the wind power generating set according to claim 1 control gear that freezes, it is characterized in that, described computer central processing system (CPS) is carried out the switching on and shutting down control of described wind power generating set according to the integrated information of described environment measurement system, described blower fan data capture and supervisor control and described load transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204171316U CN202768252U (en) | 2012-08-22 | 2012-08-22 | Freezing control device of wind turbine generator system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204171316U CN202768252U (en) | 2012-08-22 | 2012-08-22 | Freezing control device of wind turbine generator system |
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| Publication Number | Publication Date |
|---|---|
| CN202768252U true CN202768252U (en) | 2013-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204171316U Withdrawn - After Issue CN202768252U (en) | 2012-08-22 | 2012-08-22 | Freezing control device of wind turbine generator system |
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| CN (1) | CN202768252U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817780A (en) * | 2012-08-22 | 2012-12-12 | 南京风电科技有限公司 | Device and method for controlling freezing of wind generating set |
| CN114447804A (en) * | 2021-12-20 | 2022-05-06 | 山东泰开隔离开关有限公司 | Fire protection system and method suitable for isolating switch |
| CN114623053A (en) * | 2022-04-29 | 2022-06-14 | 中国华能集团清洁能源技术研究院有限公司 | Icing monitoring system and method for assisting wind turbine generator |
-
2012
- 2012-08-22 CN CN2012204171316U patent/CN202768252U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817780A (en) * | 2012-08-22 | 2012-12-12 | 南京风电科技有限公司 | Device and method for controlling freezing of wind generating set |
| CN102817780B (en) * | 2012-08-22 | 2015-06-10 | 南京风电科技有限公司 | Device and method for controlling freezing of wind generating set |
| CN114447804A (en) * | 2021-12-20 | 2022-05-06 | 山东泰开隔离开关有限公司 | Fire protection system and method suitable for isolating switch |
| CN114447804B (en) * | 2021-12-20 | 2023-07-14 | 山东泰开隔离开关有限公司 | Fire protection system and method suitable for isolating switch |
| CN114623053A (en) * | 2022-04-29 | 2022-06-14 | 中国华能集团清洁能源技术研究院有限公司 | Icing monitoring system and method for assisting wind turbine generator |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: Ningyuan Economic Development Zone Binjiang Road, Jiangning District of Nanjing City, Jiangsu province 211100 Patentee after: Nanjing Wind Power Technology Co., Ltd. Address before: 211100 Jiangsu city of Nanjing province Jiangning Science Park Yuehua road and Duangong Road intersection Patentee before: Nanjing Wind Power Technology Co., Ltd. |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130306 Effective date of abandoning: 20150610 |
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| RGAV | Abandon patent right to avoid regrant |