CN102588223A - Wind power generator capable of realizing freezing detection and freezing detecting method of wind power generator - Google Patents
Wind power generator capable of realizing freezing detection and freezing detecting method of wind power generator Download PDFInfo
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- CN102588223A CN102588223A CN2012100669172A CN201210066917A CN102588223A CN 102588223 A CN102588223 A CN 102588223A CN 2012100669172 A CN2012100669172 A CN 2012100669172A CN 201210066917 A CN201210066917 A CN 201210066917A CN 102588223 A CN102588223 A CN 102588223A
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention provides a wind power generator capable of realizing freezing detection and a freezing detecting method of the wind power generator. The wind power generator comprises a tower, a cabin and blades, and at least one temperature sensor and a humidity sensor are disposed on the wind power generator. The temperature and the humidity of the atmosphere can be detected in time by the aid of the temperature sensors and the humidity sensor, so that whether a wind power unit is frozen or not is judged. Only the two sensors are adopted, so that price is cheap, whether the wind power unit is frozen or not can be judged accurately, and safety of the unit and staff can be guaranteed.
Description
Technical field
The present invention relates to technical field of wind power generation, particularly a kind of icing detecting method of wind power generating set.
Background technique
For the wind power generating set that is installed in icing area, the leading edge of its blade and tower tube are easy to freeze.Particularly when blade surface freezes, one of which will influence the wind wheel dynamic balancing, shorten unit durability; Its two changes vane airfoil profile reduces lift coefficient, increases resistance coefficient, reduces unit output; Its three increases person, article are flown to ice the possibility of injury.But,, do not detect at present and freeze or this function of icing atmosphere for the blower fan generator set that is installed in China.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency, thereby a kind of wind-driven generator that freezes and detect is provided, it comprises tower tube, cabin and blade, wherein, on said wind-driven generator, is provided with at least one temperature transducer and a humidity transducer.Through temperature transducer and humidity transducer are set, can detect atmospheric temperature and humidity in real time, judge with this whether the wind-force unit freezes; The present invention only adopts two sensors; Cheap, can judge accurately whether the wind-force unit freezes, thereby guarantee the safety of the unit and the person.
Preferably, said temperature transducer and said humidity transducer are arranged on the cabin.
Preferably, said wind-driven generator also comprises a systems control division, places engine room inside; Systems control division links to each other with humidity transducer with temperature transducer; Receive the signal on temperature transducer and the humidity transducer, and signal is handled, according to the running of SC sigmal control wind-driven generator.
Preferably; Said systems control division is provided with at least two memory sections and two comparators; Two memory sections are distinguished storing temperature predefined value and humidity predefined value in advance; Systems control division compares through comparator and temperature predefined value from the temperature transducer reading that temperature transducer obtains, and systems control division compares through comparator and humidity predefined value from the humidity transducer reading that humidity transducer obtains, and then systems control division is controlled wind-driven generator through comparative result.
Preferably, on the cabin, be provided with the anemoclinograph support, on said anemoclinograph support, be provided with recording anemometer, humidity transducer, temperature transducer and wind vane.
The present invention also provides a kind of wind-driven generator detecting method of freezing, and it comprises the steps:
A. temperature transducer detects the outside atmosphere temperature, obtains the temperature transducer reading, and systems control division compares through comparator and temperature predefined value from the temperature transducer reading that temperature transducer obtains;
B. humidity sensor gas detects outside atmosphere humidity, obtains the humidity transducer reading, and systems control division compares through comparator and humidity predefined value from the humidity transducer reading that humidity transducer obtains;
C. systems control division is according to the comparison of above-mentioned steps a, b, the operation of control wind-driven generator or stop.
Preferably, said temperature transducer reading is less than the temperature predefined value, and said humidity transducer reading is during greater than the humidity predefined value, and systems control division control wind-driven generator is shut down.
Description of drawings
Fig. 1 has illustrated the structural representation of wind-driven generator of the present invention;
Fig. 2 has illustrated the local side view that amplifies in A district among Fig. 1;
Fig. 3 has illustrated the wind-driven generator of the present invention detecting method of freezing.
Embodiment
For make above-mentioned purpose of the present invention, feature and advantage can be more obviously understandable, does detailed explanation below in conjunction with the accompanying drawing specific embodiments of the invention, it will be more clear making above-mentioned and other purpose, characteristic and advantage of the present invention.Reference character identical in whole accompanying drawings is indicated identical part.Painstakingly do not draw accompanying drawing in proportion, focus on illustrating purport of the present invention.
The present invention adopts the method that detects atmospheric dew point, and two sensors are installed outside cabin, hub height place: temperature transducer and humidity transducer, control system judges according to temperature and relative moisture whether the wind-force unit freezes.
Concrete, a kind of wind-driven generator that freezes and detect is provided in the present embodiment, it comprises tower tube, cabin and blade, wherein on wind-driven generator, is provided with at least one temperature transducer and a humidity transducer.Through temperature transducer and humidity transducer are set, can detect atmospheric temperature and humidity in real time, judge with this whether the wind-force unit freezes; The present invention only adopts two sensors; Cheap, can judge accurately whether the wind-force unit freezes, thereby guarantee the safety of the unit and the person.Among the present invention, the quantity of temperature transducer and humidity transducer can be by the actual demand setting, and limiting value can be got to the data of a plurality of sensor acquisition by system or the mode of averaging is handled, and specifically sets according to actual demand.
Among the present invention, special qualification is not done in the position of temperature transducer and humidity transducer, but preferred, temperature transducer and said humidity transducer are arranged on the cabin, approach fan blade, can not influence the balance of blade simultaneously yet.Concrete, shown in Fig. 1-2, Fig. 1 has illustrated the structural representation of wind-driven generator of the present invention; As shown in the figure, wind-driven generator has comprised tower tube 11, cabin 12 and blade 13, on cabin 12, is provided with anemoclinograph support 14.Fig. 2 has illustrated the local side view that amplifies in A district among Fig. 1; As shown in the figure, on anemoclinograph support 14, be provided with recording anemometer 141, humidity transducer 142, temperature transducer 143 and wind vane 144.
For realizing effective control to wind-driven generator; Wind-driven generator of the present invention also comprises a systems control division; Place engine room inside, systems control division links to each other with humidity transducer with temperature transducer, receives the signal on temperature transducer and the humidity transducer; And signal handled, according to the running of SC sigmal control wind-driven generator.Concrete; Be provided with at least two memory sections and two comparators at systems control division; Two memory sections are distinguished storing temperature predefined value and humidity predefined value in advance; Systems control division compares through comparator and temperature predefined value from the temperature transducer reading that temperature transducer obtains; Systems control division compares through comparator and humidity predefined value from the humidity transducer reading that humidity transducer obtains, and then systems control division is controlled wind-driven generator through comparative result, as continuing operation or out of service.
The present invention also provides a kind of wind-driven generator detecting method of freezing, and it comprises the steps:
A. temperature transducer detects the outside atmosphere temperature, obtains the temperature transducer reading, and systems control division compares through comparator and temperature predefined value from the temperature transducer reading that temperature transducer obtains;
B. humidity sensor gas detects outside atmosphere humidity, obtains the humidity transducer reading, and systems control division compares through comparator and humidity predefined value from the humidity transducer reading that humidity transducer obtains;
C. systems control division is according to the comparison of above-mentioned steps a, b, the operation of control wind-driven generator or stop.
Preferably, when the temperature transducer reading less than the temperature predefined value, and the humidity transducer reading is during greater than the humidity predefined value, systems control division control wind-driven generator is shut down.
Fig. 3 has illustrated the wind-driven generator of the present invention detecting method of freezing.As shown in the figure, T is the temperature transducer reading; T0 is the temperature predefined value; HR is the humidity transducer reading; Hr0 is the humidity predefined value.Systems control division obtains atmospheric temperature information through temperature transducer; Be temperature transducer reading T; And this information and the temperature predefined value that is arranged in the memory section compared analysis; Greater than temperature predefined value t0, then systems control division continues regularly to obtain atmospheric temperature information like temperature transducer reading T; Less than temperature predefined value t0, then continue to obtain humidity transducer reading HR like temperature transducer reading T.
Less than humidity predefined value Hr0, then systems control division continues regularly to obtain atmospheric temperature information like humidity transducer reading HR; Greater than humidity predefined value Hr0, then being judged as atmosphere can freeze like humidity transducer reading HR, and systems control division control wind-driven generator is shut down.
Fig. 2 just illustrated to it will be appreciated by those skilled in the art that wherein a kind of processing mode and read temperature and humidity, and temperature and humidity are compared the order of analysis can be unrestricted, can first reprocessing, also can handle simultaneously, here deployment analysis no longer one by one.
Detection system of the present invention, convenient and practical, be convenient to existing wind-driven generator is reequiped.Simultaneously, detection system of the present invention is to come control system through detected temperatures and atmospheric moisture, perhaps detects current etc. than the direct detection situation of freezing, and is more practical, is fit to the detection of various weather.
In above description, a lot of details have been set forth so that make much of the present invention.But above description only is preferred embodiment of the present invention, and the present invention can implement much to be different from alternate manner described here, so the present invention does not receive the restriction of top disclosed practical implementation.Any skilled personnel are not breaking away under the technological scheme scope situation of the present invention simultaneously; All the method for above-mentioned announcement capable of using and technology contents are made many possible changes and modification to technological scheme of the present invention, or are revised as the equivalent embodiment of equivalent variations.Every content that does not break away from technological scheme of the present invention to any simple modification, equivalent variations and modification that above embodiment did, all still belongs to technology of the present invention according to technical spirit of the present invention.
Claims (7)
1. wind-driven generator that can freeze and detect, it comprises tower tube, cabin and blade, it is characterized in that, on said wind-driven generator, is provided with at least one temperature transducer and a humidity transducer.
2. the wind-driven generator that freezes and detect as claimed in claim 1 is characterized in that said temperature transducer and said humidity transducer are arranged on the cabin.
3. the wind-driven generator that freezes and detect as claimed in claim 1; It is characterized in that said wind-driven generator comprises a systems control division, places engine room inside; Systems control division links to each other with humidity transducer with temperature transducer; Receive the signal on temperature transducer and the humidity transducer, and signal is handled, according to the running of SC sigmal control wind-driven generator.
4. the wind-driven generator that freezes and detect as claimed in claim 3; It is characterized in that; Said systems control division is provided with at least two memory sections and two comparators; Two memory sections are distinguished storing temperature predefined value and humidity predefined value in advance; Systems control division compares through comparator and temperature predefined value from the temperature transducer reading that temperature transducer obtains, and systems control division compares through comparator and humidity predefined value from the humidity transducer reading that humidity transducer obtains, and then systems control division is controlled wind-driven generator through comparative result.
5. the wind-driven generator that freezes and detect as claimed in claim 1 is characterized in that, on the cabin, is provided with the anemoclinograph support, on said anemoclinograph support, is provided with recording anemometer, humidity transducer, temperature transducer and wind vane.
6. the wind-driven generator detecting method of freezing, it comprises the steps:
A. temperature transducer detects the outside atmosphere temperature, obtains the temperature transducer reading, and systems control division compares through comparator and temperature predefined value from the temperature transducer reading that temperature transducer obtains;
B. humidity sensor gas detects outside atmosphere humidity, obtains the humidity transducer reading, and systems control division compares through comparator and humidity predefined value from the humidity transducer reading that humidity transducer obtains;
C. systems control division is according to the comparison of above-mentioned steps a, b, the operation of control wind-driven generator or stop.
7. the wind-driven generator as claimed in claim 6 detecting method of freezing is characterized in that, said temperature transducer reading is less than the temperature predefined value, and said humidity transducer reading is during greater than the humidity predefined value, and systems control division control wind-driven generator is shut down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012100669172A CN102588223A (en) | 2012-03-15 | 2012-03-15 | Wind power generator capable of realizing freezing detection and freezing detecting method of wind power generator |
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| CN2012100669172A CN102588223A (en) | 2012-03-15 | 2012-03-15 | Wind power generator capable of realizing freezing detection and freezing detecting method of wind power generator |
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| CN102588223A true CN102588223A (en) | 2012-07-18 |
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Cited By (9)
| 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 |
| CN103603769A (en) * | 2013-11-23 | 2014-02-26 | 大连尚能科技发展有限公司 | Self-detection method for freezing of blades of fan of variable-pitched wind turbine |
| CN103821675A (en) * | 2014-01-22 | 2014-05-28 | 刘中威 | Wind generator rotor blade electrothermal ice melting tower bottom monitoring system |
| CN103899485A (en) * | 2014-04-24 | 2014-07-02 | 湘电风能有限公司 | Method for detecting freezing of blades when fan operates |
| CN104454386A (en) * | 2014-11-24 | 2015-03-25 | 北京金风科创风电设备有限公司 | Icing control method and device for wind generating set |
| CN106679719A (en) * | 2016-12-13 | 2017-05-17 | 云南能投海装新能源设备有限公司 | Fan icing detection device |
| CN107100796A (en) * | 2017-06-09 | 2017-08-29 | 张秋达 | A kind of model wind generating device with real time temperature monitoring function |
| CN112324615A (en) * | 2020-11-26 | 2021-02-05 | 中国船舶重工集团海装风电股份有限公司 | Wind generating set icing control method and system and related components |
| 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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| CN1795332A (en) * | 2003-05-23 | 2006-06-28 | 艾劳埃斯·乌本 | Method for operation of a wind energy plant |
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| WO2011009459A2 (en) * | 2009-07-23 | 2011-01-27 | Liwas Aps | Detection of ice on airfoils |
| CN202579052U (en) * | 2012-03-15 | 2012-12-05 | 南京风电科技有限公司 | Wind driven generator capable for performing frozen detection |
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| CN101523047A (en) * | 2006-05-31 | 2009-09-02 | 意大利戴尔电子开发有限公司 | Method for implementing wind energy converting systems |
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Cited By (13)
| 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 |
| CN103603769B (en) * | 2013-11-23 | 2016-01-20 | 大连尚能科技发展有限公司 | A kind of fan blade of Variable Pitch wind power generating set freezes self-sensing method |
| CN103603769A (en) * | 2013-11-23 | 2014-02-26 | 大连尚能科技发展有限公司 | Self-detection method for freezing of blades of fan of variable-pitched wind turbine |
| CN103821675A (en) * | 2014-01-22 | 2014-05-28 | 刘中威 | Wind generator rotor blade electrothermal ice melting tower bottom monitoring system |
| CN103821675B (en) * | 2014-01-22 | 2017-01-11 | 刘中威 | Wind generator rotor blade electrothermal ice melting tower bottom monitoring system |
| CN103899485A (en) * | 2014-04-24 | 2014-07-02 | 湘电风能有限公司 | Method for detecting freezing of blades when fan operates |
| CN104454386A (en) * | 2014-11-24 | 2015-03-25 | 北京金风科创风电设备有限公司 | Icing control method and device for wind generating set |
| CN104454386B (en) * | 2014-11-24 | 2017-08-29 | 北京金风科创风电设备有限公司 | Icing control method and device for wind generating set |
| CN106679719A (en) * | 2016-12-13 | 2017-05-17 | 云南能投海装新能源设备有限公司 | Fan icing detection device |
| CN107100796A (en) * | 2017-06-09 | 2017-08-29 | 张秋达 | A kind of model wind generating device with real time temperature monitoring function |
| CN112324615A (en) * | 2020-11-26 | 2021-02-05 | 中国船舶重工集团海装风电股份有限公司 | Wind generating set icing control method and system and related components |
| 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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Address after: Ningyuan Economic Development Zone Binjiang Road, Jiangning District of Nanjing City, Jiangsu province 211100 Applicant after: Nanjing Wind Power Technology Co., Ltd. Address before: 211100, Jiangsu, Nanjing Province, 55 general Avenue, take-off, The Creative Center, block C, 3 Applicant before: Nanjing Wind Power Technology Co., Ltd. |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120718 |