CN103821675B - Wind generator rotor blade electrothermal ice melting tower bottom monitoring system - Google Patents
Wind generator rotor blade electrothermal ice melting tower bottom monitoring system Download PDFInfo
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- CN103821675B CN103821675B CN201410029835.XA CN201410029835A CN103821675B CN 103821675 B CN103821675 B CN 103821675B CN 201410029835 A CN201410029835 A CN 201410029835A CN 103821675 B CN103821675 B CN 103821675B
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- blade
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- tower
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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 provides a wind generator rotor blade electrothermal ice melting tower bottom monitoring system comprising a control box arranged at the bottom of a tower and a tower monitoring terminal arranged at the bottom of the tower. The tower monitoring terminal comprises a tower temperature sensor used for measuring the environmental temperature and a tower humidity sensor used for measuring the environmental humidity, and is connected to the control box through a wired network. The control box comprises a motherboard provided with a remote control chip and a control box wired transmission chip. The remote control chip is connected with the control box wired transmission chip, is connected to the tower monitoring terminal through the control box wired transmission chip, and is connected with an electrothermal ice melting switch circuit. The electrothermal ice melting switch circuit is connected to a power wire used for supplying power for blade ice melting and an external power supply. According to the scheme, the wind generator rotor blade electrothermal ice melting tower bottom monitoring system is capable of remotely monitoring a wind generator unit and remotely controlling to start electrothermal ice melting.
Description
Technical field
The present invention relates to technical field of wind power generation, particularly relate to a kind of aero-generator rotor blade electric heating and melt
Monitoring system at the bottom of serac.
Background technology
Along with the current social consumption to the energy, cause non-renewable energy resources the most exhausted, therefore renewable energy
The emphasis utilizing always current mankind social technology development in source.In clean energy resource, especially send out with wind-force
Electricity and solar electrical energy generation receive concern the most.According to estimates, the wind resource that the earth can be used to generate electricity there are about
10000000000 kilowatts, 10 times of the most present whole world hydroelectric generation amount；And burn every year in the whole world at present
The energy that coal is obtained only has wind-force can provide 1/3rd of energy.Especially the wide people in western part of China ground
The area that dilute and long-term wind resource enriches, is especially suitable for carrying out wind-power electricity generation therefore.
The existing equipment utilizing wind-force to carry out generating electricity is referred to as wind power generating set, including pylon, propeller shape
The impeller of shape, electromotor.Wherein the impeller of airfoil shape rotates to convert kinetic energy under wind drive
Mechanical energy, then pass through booster engine by rotation speedup rear drive electrical power generators to convert mechanical energy into electric energy.
Wherein impeller is the vitals that the kinetic energy of wind is converted into mechanical energy, and it is by the leaf of at least two propeller shapes
Sheet composition (the most all uses 3 blade one impellers of composition).Blade requires that the strength of materials is high and lightweight,
Fiberglass or other composites (such as carbon fiber) is the most mostly used to manufacture.But due to climate variability,
China's sleet weather increased harm seriously the most in recent years, caused the impeller of Wind turbines to there will be icing existing
As.Blade produces the harm caused that freezes mainly to be had:
1, the physical appearance of blade changes owing to freezing, and makes blade wind-engaging ability reduce.And blade
The balance of group is destroyed, and the weight of blade increases, and generating set abrasion increases, and not only affects generating set
Generated energy, and life-span of generating set and safety are made a big impact.
2, blade freezes and makes it increase the weight of blade, strengthens the load of generating set, adds electromotor
The mechanical wear of group.
At present whether blade is frozen and rely primarily on data of weather forecast and rule of thumb judge, or rely on people
The mode that work is maked an inspection tour.So cause final result inaccurate, it is easy to equipment to be run and impacts.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of can be entered the ambient temperature of wind power generating set
Monitoring system at the bottom of the aero-generator rotor blade electro-heat deicing tower of row accurately monitoring.
In order to solve the problems referred to above, the embodiment of the present invention proposes a kind of aero-generator rotor blade electric heating and melts
Monitoring system at the bottom of serac, including being arranged at the control chamber of tower bottom, being arranged at the pylon monitoring of tower bottom
Terminal；
Wherein said tower bottom is provided with pylon monitoring terminal, and described pylon monitoring terminal includes for measurement ring
The column bottom temperature sensor of border temperature, for humidity sensor at the bottom of the tower measuring ambient humidity；Described pylon is supervised
Survey terminal and connect described control chamber by cable network；
Wherein said control chamber includes that mainboard, mainboard are provided with long-range control chip, control chamber wire transmission core
Sheet；Wherein said long-range control chip connects remote control terminal, and by described control chamber wire transmission chip
Connect described pylon monitoring terminal；Wherein said long-range control chip connects electro-heat deicing on-off circuit, described
Electro-heat deicing on-off circuit is connected as blade respectively and carries out supply lines and the external power supply electricity that electro-heat deicing is powered
Source；
Being additionally provided with hand switch on wherein said control chamber, described hand switch connects described electro-heat deicing switch
Circuit；
Described control chamber also includes automatically controlling chip, described in automatically control chip by described control chamber wired
Transmission chip connect described pylon monitoring terminal, and described in automatically control chip connect described electro-heat deicing switch
Circuit；Automatically control chip described in and and connect remote control terminal；
Described control chamber also includes that control chamber is wirelessly transferred chip, and described control chamber is wirelessly transferred chip and passes through nothing
Gauze network is connected in the blade monitoring terminal on described blade, and described in automatically control chip and connect described
Control chamber is wirelessly transferred chip.
Preferred as technique scheme, described control chamber also includes that control chamber is wirelessly transferred chip, described
Control chamber is wirelessly transferred the blade monitoring terminal that chip is connected on described blade by wireless network, and
Described long-range control chip connects described control chamber and is wirelessly transferred chip.
Preferred as technique scheme, SS face that described system includes being separately positioned on each blade and
Multiple blade monitoring terminals on PS face, and each blade monitoring terminal include wireless data transmission chip,
Be fixed on described blade outer surface with the first temperature sensor of monitoring blade outer surface temperature, be fixed on described
Second temperature sensing of the temperature of the supply lines powered with monitoring for electro-heat deicing on the supply lines of blade inner chamber
Device, described first temperature sensor and the second temperature sensor are respectively coupled described wireless data transmission chip
It is wirelessly transferred chip being connected the control chamber of described control chamber by wireless network.
Having the beneficial effect that of the technique scheme of the present invention:
Embodiments provide monitoring system at the bottom of a kind of aero-generator rotor blade electro-heat deicing tower, energy
The most remotely wind power generating set it is monitored and remotely controls to start electro-heat deicing.
Accompanying drawing explanation
Fig. 1 is the structural schematic block diagram of the system of the embodiment of the present invention.
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with attached
Figure and specific embodiment are described in detail.
Existing each wind power generating set all includes pylon, the rotor (impeller) of airfoil shape, generating
Machine, wherein impeller is arranged at pylon top, and is rotationally connected with pylon by rotating shaft；And electromotor is arranged at
Pylon bottom.The impeller of airfoil shape rotates to convert kinetic energy into mechanical energy under wind drive, then leads to
Cross booster engine by rotation speedup rear drive electrical power generators to convert mechanical energy into electric energy.
The embodiment of the present invention proposes monitoring system at the bottom of a kind of aero-generator rotor blade electro-heat deicing tower, its
Structure as shown in Figure 1, including being arranged at the control chamber of tower bottom, being arranged at the pylon prison of tower bottom
Survey terminal.
As shown in Figure 1, wherein said tower bottom is provided with pylon monitoring terminal, described pylon monitoring terminal
Including the column bottom temperature sensor for measuring ambient temperature, for humidity sensor at the bottom of the tower measuring ambient humidity
Device；Described pylon monitoring terminal connects described control chamber by cable network.
As shown in Figure 1, wherein said control chamber includes that mainboard, mainboard are provided with long-range control chip, control
Case wire transmission chip processed；Wherein said long-range control chip connects remote control terminal, and by described control
Case wire transmission chip connects described pylon monitoring terminal；Wherein said long-range control chip connects electro-heat deicing
On-off circuit, described electro-heat deicing on-off circuit is connected as blade respectively and carries out the supply lines that electro-heat deicing is powered
And external power supply.So can obtain pylon periphery by being arranged at the pylon monitoring terminal of tower bottom
Ambient parameter and be transferred to remote control terminal.This long-range control chip is also connected with electro-heat deicing switch electricity simultaneously
Road, can remotely control power supply and with the electro-heat deicing layer by being arranged on blade, blade be carried out heating and melt
Ice.This mode compares the more existing mode by weather forecast or manual patrol can have more preferable reality
Time property also can provide environmental data the most accurately.The most so can be monitored by remote control terminal simultaneously
Multiple wind power generating set, it is possible to by remote control terminal arrange robot control system(RCS) come automatic remote control each
Wind power generating set is to carry out electro-heat deicing.
As shown in Figure 1, described control chamber being additionally provided with hand switch, described hand switch connects described electricity
Hot ice-melt on-off circuit.So can manually start ice-melt when data transmission failure, prevent equipment
The most impaired.
As shown in Figure 1, described control chamber also includes automatically controlling chip, described in automatically control chip and pass through
Described control chamber wire transmission chip connect described pylon monitoring terminal, and described in automatically control chip connect institute
State electro-heat deicing on-off circuit；Automatically control chip described in and and connect remote control terminal.So can make each
Wind-driven generator consists of an autonomous system, can automatically control realization and melt according to ambient temperature startup electric heating
Ice.Wherein automatically control chip and can pre-set the parameter threshold of startup, reach parameter threshold in ambient parameter
During value, automatic controlled electric heating ice-melt on-off circuit starts, and is powered supply lines carrying out ice-melt.
As explanation, the system that blade carries out electro-heat deicing can be particularly as follows: wherein said blade hollow has
Having inner chamber, and outer surface is coated with Inner Mongol cortex and exterior skin layer, described electro-heat deicing layer is arranged at described interior
Between skinning layer and exterior skin layer；Described electro-heat deicing layer includes that the substrate that glass fabric is made is laid with pre-
At least two over the substrate extend the carbon fiber heating line that wind direction extends, and described leaf along described blade
Each carbon fiber heating line on sheet all by run through described blade body through hole connect stretch into described blade
Supply lines in inner chamber；Described supply lines is connected with the slip ring of pylon junction sets by being arranged at described impeller
It is placed in the control chamber of tower bottom；Wherein said exterior skin is fiberglass cloth, and described glass fabric
At least one surface-coated of layer has epoxy resin；It is respectively equipped with phase on wherein said blade SS face and PS face
The most independent electro-heat deicing layer, and supply lines includes connecting the first confession of the electro-heat deicing layer on described SS face
Electric wire group, the second supply lines group of the electro-heat deicing layer connected on described PS face.This is due to existing leaf
Sheet necessarily has two surfaces: PS face and SS face.Those skilled in that art are appreciated that, due to this
Two one, surfaces be windward one leeward, the most necessarily have certain temperature difference.Two surfaces are used to divide
The mode do not powered, can more accurately control blade and carry out ice-melt.Wherein, this electro-heat deicing switch electricity
Road is single-input double-output switch, and its input connects external power supply, and two outfans connect the respectively
One supply lines group, the second supply lines group；And described electro-heat deicing on-off circuit can by the first supply lines group and
/ or the second supply lines group and described external power supply turn on, supply with the respectively first supply lines group or second
Electric wire group is powered, or is the first supply lines group and the second supply lines group is powered simultaneously.
As shown in Figure 1, described control chamber also includes that control chamber is wirelessly transferred chip, and described control chamber is wireless
The blade monitoring terminal that transmission chip is connected on described blade by wireless network, and described automatic control
Coremaking sheet connects described control chamber and is wirelessly transferred chip.The most not only detection ambient parameter at the bottom of tower, also by
Wireless network connects the state with monitoring blade of the blade monitoring terminal on blade, improves the accurate of invigilator's parameter
Property and specific aim.Foregoing, each blade has SS face and PS face, therefore in the embodiment of the present invention
In, the multiple blade monitoring terminals on SS face that described system includes being separately positioned on each blade and PS face,
And each blade monitoring terminal includes wireless data transmission chip, is fixed on described blade outer surface to monitor leaf
First temperature sensor of sheet hull-skin temperature, be fixed on the supply lines of described blade inner chamber with monitoring described
Second temperature sensor of the temperature of supply lines, described first temperature sensor and the second temperature sensor all divide
Do not connect described wireless data transmission chip wireless with the control chamber being connected described control chamber by wireless network
Transmission chip.So can monitor SS face and the PS face of each blade accurately, prevent windward side knot
Ice and ambient parameter that lee face causes when not freezing is inaccurate, be delayed ice-melt process.
As shown in Figure 1, described control chamber also includes that control chamber is wirelessly transferred chip, and described control chamber is wireless
The blade monitoring terminal that transmission chip is connected on described blade by wireless network, and described long-range control
Coremaking sheet connects described control chamber and is wirelessly transferred chip.Owing to the rotor (impeller) of wind power generating set is not
Disconnected rotation, therefore can be without to existing wind-force by the parameter of wireless network transmissions blade monitoring terminal
Generating set both carries out structural change it is achieved that the most this mode can also reduce structure complexity.
Wherein, described system includes that the multiple blades on the SS face being separately positioned on each blade and PS face are supervised
Survey terminal, and each blade monitoring terminal includes wireless data transmission chip, is fixed on described blade outer surface
With monitoring blade outer surface temperature the first temperature sensor, be fixed on the supply lines of described blade inner chamber with
Monitor the second temperature sensor of the temperature of described supply lines, described first temperature sensor and the second temperature to pass
Sensor is respectively coupled described wireless data transmission chip to be connected the control of described control chamber by wireless network
Case processed is wirelessly transferred chip.Based on reason as hereinbefore, temperature is carried out respectively for SS face and PS face
The duty of current vane can be more precisely known in monitoring, to control respectively on SS face and PS face
Electro-heat deicing layer is operated, and improves the degree of accuracy of ice-melt.
Embodiments provide monitoring system at the bottom of a kind of aero-generator rotor blade electro-heat deicing tower, energy
The most remotely wind power generating set it is monitored and remotely controls to start electro-heat deicing.
The above is the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from principle of the present invention, it is also possible to make some improvements and modifications,
These improvements and modifications also should be regarded as protection scope of the present invention.
Claims (1)
1. monitoring system at the bottom of an aero-generator rotor blade electro-heat deicing tower, it is characterised in that
Described blade hollow has inner chamber, and outer surface is coated with Inner Mongol cortex and exterior skin layer, electro-heat deicing
Layer is arranged between described Inner Mongol cortex and exterior skin layer；Described electro-heat deicing layer includes that glass fabric is made
Substrate and the carbon fibers that extend along described blade bearing of trend of be laid in advance on described substrate at least two
Each carbon fiber heating line on line with heating function, and described blade is all by running through the through hole of described blade body even
Connect the supply lines stretched in described blade inner chamber；Described supply lines is by being arranged at impeller and pylon junction
Slip ring is connected in the control chamber of tower bottom；
Described monitoring system includes being arranged at the control chamber of tower bottom, being arranged at the pylon monitoring of tower bottom
Terminal；
Wherein said tower bottom is provided with pylon monitoring terminal, and described pylon monitoring terminal includes for measurement ring
The column bottom temperature sensor of border temperature, for humidity sensor at the bottom of the tower measuring ambient humidity；Described pylon is supervised
Survey terminal and connect described control chamber by cable network；
Wherein said control chamber includes that mainboard, mainboard are provided with long-range control chip, control chamber wire transmission core
Sheet；Wherein said long-range control chip connects remote control terminal, and by described control chamber wire transmission chip
Connect described pylon monitoring terminal；Wherein said long-range control chip connects electro-heat deicing on-off circuit, described
Electro-heat deicing on-off circuit is connected as blade respectively and carries out supply lines and the external power supply electricity that electro-heat deicing is powered
Source；
Being additionally provided with hand switch on wherein said control chamber, described hand switch connects described electro-heat deicing switch
Circuit；
Described control chamber also includes automatically controlling chip, described in automatically control chip by described control chamber wired
Transmission chip connect described pylon monitoring terminal, and described in automatically control chip connect described electro-heat deicing switch
Circuit；Automatically control chip described in and and connect remote control terminal；
Described control chamber also includes that control chamber is wirelessly transferred chip, and described control chamber is wirelessly transferred chip and passes through nothing
Gauze network is connected in the blade monitoring terminal on described blade, and described in automatically control chip and connect described
Control chamber is wirelessly transferred chip；
Wherein, described control chamber also includes that control chamber is wirelessly transferred chip, and described control chamber is wirelessly transferred chip
The blade monitoring terminal being connected on described blade by wireless network, and described long-range control chip is even
Connect described control chamber and be wirelessly transferred chip；
Wherein, described system includes that the multiple blades on the SS face being separately positioned on each blade and PS face are supervised
Survey terminal, and each blade monitoring terminal includes wireless data transmission chip, is fixed on described blade outer surface
With monitoring blade outer surface temperature the first temperature sensor, be fixed on the supply lines of described blade inner chamber with
Second temperature sensor of the temperature of the supply lines that monitoring is powered for electro-heat deicing, described first temperature sensor
It is respectively coupled described wireless data transmission chip to connect institute by wireless network with the second temperature sensor
The control chamber stating control chamber is wirelessly transferred chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410029835.XA CN103821675B (en) | 2014-01-22 | 2014-01-22 | Wind generator rotor blade electrothermal ice melting tower bottom monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410029835.XA CN103821675B (en) | 2014-01-22 | 2014-01-22 | Wind generator rotor blade electrothermal ice melting tower bottom monitoring system |
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| Publication Number | Publication Date |
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| CN103821675A CN103821675A (en) | 2014-05-28 |
| CN103821675B true CN103821675B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410029835.XA Expired - Fee Related CN103821675B (en) | 2014-01-22 | 2014-01-22 | Wind generator rotor blade electrothermal ice melting tower bottom monitoring system |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018997B (en) * | 2014-06-13 | 2017-01-18 | 连云港中复连众复合材料集团有限公司 | Anti-icing control system of wind turbine blade and manufacturing method of wind turbine blade with anti-icing performance |
| CN111852793A (en) * | 2020-07-30 | 2020-10-30 | 湖南拓天节能控制技术股份有限公司 | Method and device for combined control of fan starting and blade deicing prevention |
| CN113530768A (en) * | 2021-08-16 | 2021-10-22 | 上海工程技术大学 | Fan blade device that can remove snow based on carbon fiber is electrically conductive to generate heat |
Citations (4)
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|---|---|---|---|---|
| CN201928238U (en) * | 2010-07-23 | 2011-08-10 | 天津赛思科技发展有限公司 | Multifunctional network audio frequency power amplifier device for railway passenger transport broadcasting system |
| CN102588223A (en) * | 2012-03-15 | 2012-07-18 | 南京风电科技有限公司 | Wind power generator capable of realizing freezing detection and freezing detecting method of wind power generator |
| CN102878026A (en) * | 2012-10-16 | 2013-01-16 | 刘中威 | Wind driven generator rotor blade with electrothermal deicing devices |
| CN203770033U (en) * | 2014-01-22 | 2014-08-13 | 刘中威 | Electric heating ice melting tower bottom monitoring system for wind driven generator rotor blades |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120226485A1 (en) * | 2011-03-03 | 2012-09-06 | Inventus Holdings, Llc | Methods for predicting the formation of wind turbine blade ice |
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2014
- 2014-01-22 CN CN201410029835.XA patent/CN103821675B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201928238U (en) * | 2010-07-23 | 2011-08-10 | 天津赛思科技发展有限公司 | Multifunctional network audio frequency power amplifier device for railway passenger transport broadcasting system |
| CN102588223A (en) * | 2012-03-15 | 2012-07-18 | 南京风电科技有限公司 | Wind power generator capable of realizing freezing detection and freezing detecting method of wind power generator |
| CN102878026A (en) * | 2012-10-16 | 2013-01-16 | 刘中威 | Wind driven generator rotor blade with electrothermal deicing devices |
| CN203770033U (en) * | 2014-01-22 | 2014-08-13 | 刘中威 | Electric heating ice melting tower bottom monitoring system for wind driven generator rotor blades |
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| CN103821675A (en) | 2014-05-28 |
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Effective date of registration: 20190527 Address after: Room 816, Kechuang Building, West Section of Xiangge Avenue, Anyang High-tech Zone, Henan Province Patentee after: Anyang Tianyuan Electric Technology Co.,Ltd. Address before: 455000 West Section of Civilization Avenue, Anyang City, Henan Province Co-patentee before: Fang Yaquan Patentee before: Liu Zhongwei |
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