CN207795485U - A kind of deicing control system for wind power generating set - Google Patents
A kind of deicing control system for wind power generating set Download PDFInfo
- Publication number
- CN207795485U CN207795485U CN201721555855.6U CN201721555855U CN207795485U CN 207795485 U CN207795485 U CN 207795485U CN 201721555855 U CN201721555855 U CN 201721555855U CN 207795485 U CN207795485 U CN 207795485U
- Authority
- CN
- China
- Prior art keywords
- deicing
- detection device
- blade
- heating
- control system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Wind Motors (AREA)
Abstract
A kind of deicing control system for wind power generating set, including bottom of tower power distribution cabinet, tower top switch board, icing detection device, deicer and heating protecting device, bottom of tower power distribution cabinet are used for the total cabinet of distribution to be powered independently of the deicing system of unit；Tower top switch board is to carry out analyzing processing to the data acquisition of deicing system and make the central processing unit of implementation strategy；Icing detection device is that the detection device that data support is provided for system control strategy is acquired to blade surface ice condition；Deicer is to remove blade surface by way of heating and freeze to ensure the heating device of wind power generating set normal operation；Heating protecting device is by ensureing the protective device of deicing system safe operation to the real-time monitoring of blade heating temperature.The utility model can detect whether wind power generating set freezes and started or stoped to whole system according to setting Automatic Control Strategy, improve the safety of wind power generating set and be automatically brought into operation performance automatically.
Description
Technical field
The utility model is related to wind power generation fields, more particularly, are related to a kind of deicing of wind generator set blade
Control system.Be mainly used for coping with Large-scale Wind Turbines high humility, low temperature area operation during the leaf that generates
The phenomenon that piece surface freezes, the load after preventing the power because caused by freezing blade surface from declining and shutting down and blade icing
Blade is caused to damage, deicing is heated to blade by deicer, the generated energy of wind power generating set is improved and ensures wind
The service life of power generator group and safety.
Background technology
Nowadays, improve wind power generating set becomes becoming for wind energy conversion system development to the resistivity of adverse circumstances at work
Gesture, south China majority wind power plant in winter, the early spring all there is icing phenomenon, the especially Yunnan-Guizhou Plateau, Guangxi, Hubei and Hunan
Equal areas, air themperature is low, humidity is big, often leads to wind energy conversion system inefficiency or shutdown since blade surface freezes, and
Wind wheel is seriously uneven caused by icing also results in the change of vane airfoil profile geometry, increased dramatically blade performance load,
Cause blade the catastrophe failures such as crack, fracture, or even evoke complete machine intrinsic frequency, collapses, seriously affected wind-power electricity generation
Unit operation safety.Therefore, it is extremely urgent to solve the problems, such as that pneumatic equipment bladess surface freezes.Currently, a set of independent not yet
Automatic high-efficiency deicing system can realize that wind power generating set is whole from distribution to communication, and heating deicing is detected from icing.
Invention content
In order to overcome the shortcomings of existing wind power generating set without deicing detect and heat deicing function, the utility model
It proposes a kind of deicing control system for wind power generating set, wind power generating set can be detected automatically and whether frozen and root
Whole system is started or stoped according to setting Automatic Control Strategy, improves the safety of wind power generating set and being automatically brought into operation property
Energy.
In order to solve the above technical problems, technical solution used by the utility model is：
A kind of deicing control system for wind power generating set, including bottom of tower power distribution cabinet, tower top switch board, icing detection
Device, deicer and heating protecting device, the bottom of tower power distribution cabinet are used to be supplied for the deicing system independently of unit
The total cabinet of distribution of electricity；The tower top switch board is to carry out analyzing processing to the data acquisition of deicing system and make execution plan
Central processing unit slightly；The icing detection device is to be acquired to carry for system control strategy to blade surface ice condition
The detection device supported for data；The deicer is to remove blade surface by way of heating and freeze to ensure wind-force hair
The heating device of motor group normal operation；The heating protecting device is by being protected to the real-time monitoring of blade heating temperature
Demonstrate,prove the protective device of deicing system safe operation；The icing detection device is connect with the tower top switch board, the tower top control
Cabinet processed is connect with the deicer.
Further, the tower top switch board is mounted in wheel hub or in cabin.
Further, the icing detection device includes environmental parameter detection device, environment ice detection and leaf
Piece icing detection device.
The environmental parameter detection device includes capableing of the sensor of the parameters such as measuring temperature and humidity, mainly passes through temperature
Degree and humidity judge environment ice condition.
The environment ice detection can select to have resonant mode freezing sensor, optical fiber freezing sensor, surpass
The ice detection of sound wave type sensor or infrared noncontacting proximity sensor.
The blade icing detection device includes two kinds, and one is add mounted on blade interior installation two-dimensional fiber bragg grating
Velocity sensor measures the quality of blade surface icing according to the variation of the measure of the change of reflected light wavelength strain.It is another
It is that icing thickness is measured by the fiber optic patch mounted on blade surface, utilizes solar powered and wireless communication transmissions data
Detection device.
Further, the deicer can be mixed by hot blast formula, electrothermal membrane type or hot blast Electric radiant Heating Film
The method of formula is heated.The hot blast formula is to utilize electrothermal tube or electric-heating-wire-heating, and hot-air is blown out by air blower
Blade inner cavity is heated to remove blade surface icing.Electrothermal membrane type is to be laid with Electric radiant Heating Film in blade laying, passes through heating
Electric radiant Heating Film deicing.Hybrid hot blast Electric radiant Heating Film is the de-icing method for combining hot blast formula and electrothermal membrane type.
The protective device includes leaf temperature sensor and surge protection module.
Effective effect of the utility model is：Wind power generating set can be detected automatically whether to freeze and automatic according to setting
Control strategy starts or stops whole system, improves the safety of wind power generating set and is automatically brought into operation performance.
Description of the drawings
Fig. 1 is a kind of computer heating control structure diagram of deicing control system for wind power generating set of the utility model.
Fig. 2 is a kind of embodiment computer heating control flow of deicing control system for wind power generating set of the utility model
Figure.
Fig. 3 is a kind of first embodiment structural representation of deicing control system for wind power generating set of the utility model
Figure.
Fig. 4 is a kind of second embodiment structural representation of deicing control system for wind power generating set of the utility model
Figure.
Specific implementation mode
The utility model is described further below in conjunction with the accompanying drawings.
Referring to Fig.1~Fig. 4, a kind of deicing control system for wind power generating set, including bottom of tower power distribution cabinet 1, column foot
Cabinet 2, leaf temperature sensor 3, deicer 4, leaf table icing detection device 5, tower top switch board 6, slip ring 7, environment, which freezes, to be visited
Device 8 is surveyed, control cabinet 9, environmental parameter detection device 10, current transformer 11 and case become 12.
Tower top switch board 6 is mounted in wheel hub, and tower top switch board 6 can also be mounted in cabin.Refering to Fig. 3,4, deicing
The electricity that the power supply of system becomes 12 offer by case is supplied to the bottom of tower power distribution cabinet 1 mounted on bottom of tower, distribution by current transformer 11
Cabinet is used to be powered independently of the deicing system of unit.Passing through with electrical transmission between deicing system bottom of tower and tower top is special
Cable is transmitted, and control cabinet 9 and column foot cabinet 2 can carry out deicing system start-up and shut-down control, distribution and communication on tower
It is entered in wheel hub by slip ring.
Icing detection device is the detection device being acquired to ice condition, mainly to freezing environment and blade knot
Ice condition condition is detected, and is mainly made of three devices, respectively environmental parameter detection device 10, environment ice detection 8,
Leaf table ice detection 5.Environmental parameter detection device 10 is mounted below cabin tail portion, and ring is detected by Temperature Humidity Sensor
The humiture in border.Environment ice detection 8 is above cabin by caudad for detecting environment with the presence or absence of icing, leaf
Table ice detection 5 is then mounted on blade interior or blade outer surface, for detecting blade surface with the presence or absence of icing.
Tower top switch board 6 is to carry out analyzing processing to gathered data to make the central processing unit of implementation strategy, and have both and match
The effect of electricity and information transmission, surge protection module are integrated on tower in switch board, are protected to whole system.Leaf temperature
Sensor 3 is arranged on blade, for monitoring the temperature change of blade, is prevented temperature excessively high and is heated the damage for causing material to blade
Unit safety operation is protected in wound or aging.
Deicer 4 can be added by hot blast formula, electrothermal membrane type or the hybrid-type method of hot blast Electric radiant Heating Film
Heat.Hot blast formula is to utilize electrothermal tube or electric-heating-wire-heating, and blowing out hot-air by air blower heats to remove blade inner cavity
Blade surface is gone to freeze.Electrothermal membrane type is to be laid with Electric radiant Heating Film in blade laying, by heating Electric radiant Heating Film deicing.Hot drum wind electric heating
Hybrid film is the de-icing method for combining hot blast formula and electrothermal membrane type.
A kind of deicing control method for wind power generating set includes the following steps：
A) data transmission detected according to blade icing detection device judges whether blade freezes to tower top switch board, really
Determine whether deicer starts；
B) the data analysis icing degree that tower top switch board is detected according to blade icing detection device, judges deicer
Heating mode；
C) heating mode of judgement is transferred to deicer by tower top switch board, and deicer executes corresponding heated mould
Formula；
D) blade icing detection device carries out Refresh Data at regular intervals, is determined whether to heat again and be added
Heat pattern.
Further, the heating mode is divided into anti-icing mode and deice mode.
Refering to fig. 1, environmental parameter detection device is obtained specific embodiment computer heating control flow chart by Temperature Humidity Sensor
Temperature T1 and humidity RH1.Environment and blade ice condition are detected if T1≤2 DEG C, RH1 >=80%, otherwise continue to examine
Survey environmental parameter.It detects environment by environment ice detection and whether freezes and (do not freeze=0；Icing=1), pass through blade knot
Whether ice detecting device detection blade surface, which freezes, (does not freeze=0；Icing=1).(the environment if environment and blade all do not freeze
=0；Leaf table=0), then it is not turned on deicing system.(environment=1 if environment icing blade surface does not freeze；Leaf table=0), it removes
Ice production apparatus then executes anti-icing mode.(environment=0 if leaf table freezes；Leaf table=1) or (environment=1；Leaf table=1), deicing dress
It sets, executes deice mode.Blade icing detection device every 5 minutes carry out Refresh Data, determined whether again heat with
And heating mode.The operation power of anti-icing mode is 15KW, and the power of deice mode is 25KW, in order to save deicing system
Energy expenditure, deice mode has Variable power operational mode, the applicable cases of power is adjusted according to blade surface temperature,
If blade surface temperature meets deicing requirement, adjusting, which reduces power, maintains deicing capability, passes through low power heating module
Start and stop ensure the functionality and energy saving of deicing.The heating mode that deicer is judged according to system select it is anti-icing still
Deice mode carries out.
The utility model embodiment provides a kind of deicing control method and system for wind power generating set, passes through three
Kind detection means is accurately detected the freezing environment of Wind turbines and icing conditions, obtains ambient conditions and blade knot
The supplemental characteristic of ice condition condition, acquisition carries out processing analysis data by switch board on tower, is held according to corresponding control strategy
Action is made, and exports to deicer, accurately controls heating mode, reduces unnecessary electricity consumption, improves deicing total system
Utilization rate.Entire autonomous system is protected by leaf temperature sensor and surge protection module simultaneously, enhances and removes
The safety and reliability of ice system.
Finally it should be noted that：The above is only the preferred embodiment of the present invention, is not limited to this practicality
It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It can still revise the technical solution described in previous embodiment, or equally be replaced to which part technical characteristic
It changes.Within the spirit and principle of the utility model, any revision, equivalent replacement, improvement etc. made by should be included in this
In the protection domain of utility model.
Claims (8)
1. a kind of deicing control system for wind power generating set, it is characterised in that：The system include bottom of tower power distribution cabinet,
Tower top switch board, icing detection device, deicer and heating protecting device, the bottom of tower power distribution cabinet are used for as independently of machine
The total cabinet of distribution that the deicing system of group is powered；The tower top switch board is analyzed the data acquisition of deicing system
Handle and make the central processing unit of implementation strategy；The icing detection device is adopted to blade surface ice condition
Integrate the detection device that data support is provided as system control strategy；The deicer is that blade is removed by way of heating
Surface, which freezes, ensures the heating device of wind power generating set normal operation；The heating protecting device is by being heated to blade
The real-time of temperature monitors to ensure the protective device of deicing system safe operation；The icing detection device is controlled with the tower top
Cabinet connects, and the tower top switch board is connect with the deicer.
2. deicing control system as described in claim 1, it is characterised in that：The tower top switch board be mounted on wheel hub in or
Person is mounted in cabin.
3. deicing control system as claimed in claim 1 or 2, it is characterised in that：The icing detection device includes environment
Parameter detection device, environment ice detection and blade icing detection device.
4. deicing control system as claimed in claim 3, it is characterised in that：The environmental parameter detection device includes can
The sensor of measuring temperature and humidity.
5. deicing control system as claimed in claim 3, it is characterised in that：The environment ice detection is humorous to have
The icing detection dress of formula of shaking freezing sensor, optical fiber freezing sensor, ultrasonic sensor or infrared noncontacting proximity sensor
It sets.
6. deicing control system as claimed in claim 3, it is characterised in that：The blade icing detection device includes installation
Two-dimensional fiber bragg grating acceleration transducer, or the optical fiber mounted on blade surface are installed in blade interior.
7. deicing control system as claimed in claim 1 or 2, it is characterised in that：The mode of heating of the deicer is
Hot blast formula, electrothermal membrane type or hot blast Electric radiant Heating Film are hybrid.
8. deicing control system as claimed in claim 1 or 2, it is characterised in that：The heating protecting device includes blade
Temperature sensor and surge protection module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721555855.6U CN207795485U (en) | 2017-11-20 | 2017-11-20 | A kind of deicing control system for wind power generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721555855.6U CN207795485U (en) | 2017-11-20 | 2017-11-20 | A kind of deicing control system for wind power generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207795485U true CN207795485U (en) | 2018-08-31 |
Family
ID=63285790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721555855.6U Active CN207795485U (en) | 2017-11-20 | 2017-11-20 | A kind of deicing control system for wind power generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207795485U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US11898542B2 (en) | 2018-12-20 | 2024-02-13 | Vestas Wind Systems A/S | Wind turbine and method of controlling a blade anti-ice system |
-
2017
- 2017-11-20 CN CN201721555855.6U patent/CN207795485U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11898542B2 (en) | 2018-12-20 | 2024-02-13 | Vestas Wind Systems A/S | Wind turbine and method of controlling a blade anti-ice system |
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107829889A (en) | A kind of deicing control method and system for wind power generating set | |
| RU2627743C2 (en) | Method of protection against ice covering, using carbon fibre and anti-ice system for wind generators, based on application of this method | |
| CN201865846U (en) | Frozen state detecting device for wind turbine blades | |
| US20120207589A1 (en) | Detection of ice on airfoils | |
| RU2633295C2 (en) | Wind power plant and method for wind power plant operation | |
| CN207795485U (en) | A kind of deicing control system for wind power generating set | |
| CN102562479A (en) | Large fan blade deicing system and method thereof | |
| CN202718816U (en) | Automatic anti-icing and de-icing device for fan blade | |
| CN107829890A (en) | A kind of wind generator set blade heating pipe de-icing method and device | |
| CN108061015A (en) | A kind of fan blade deicing unmanned plane | |
| CN110118157A (en) | Pneumatic equipment bladess de-icing method, device, blade and wind energy conversion system | |
| CN104047813A (en) | Method to de-ice wind turbines of a wind park | |
| CN203362411U (en) | Carbon crystal anti-icing system for aerogenerator | |
| CN108799018A (en) | A kind of de-icing method including fan blade deicing system | |
| CN103437949A (en) | Wind driven generator blade, wind driven generator and blade deicing system | |
| CN203605975U (en) | System for monitoring environmental parameters of wireless communication electric power transmission line | |
| CN207647701U (en) | A kind of wind generator set blade heating pipe deicer | |
| CN206625943U (en) | A kind of blade anti-icing and de-icing device for wind-driven generator | |
| CN114876747A (en) | Self-feedback anti-icing and deicing method for fan blade based on DTS system | |
| CN106762392A (en) | A kind of pneumatic equipment bladess and ice-covering-proof except icing method | |
| CN206607947U (en) | A kind of novel wind-solar complementary communication base station | |
| CN206830388U (en) | A kind of fan blade deicing unmanned plane | |
| CN205117631U (en) | Take heat radiating means's wind -powered electricity generation erection column | |
| CN204591592U (en) | A kind of blade anti-icing and de-icing device for wind-driven generator | |
| CN203570505U (en) | Wind driven generator blade, wind driven generator and blade deicing system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |