CN206694189U - A kind of wind-power electricity generation overload protection arrangement - Google Patents
A kind of wind-power electricity generation overload protection arrangement Download PDFInfo
- Publication number
- CN206694189U CN206694189U CN201720461589.4U CN201720461589U CN206694189U CN 206694189 U CN206694189 U CN 206694189U CN 201720461589 U CN201720461589 U CN 201720461589U CN 206694189 U CN206694189 U CN 206694189U
- Authority
- CN
- China
- Prior art keywords
- flabellum
- wind
- electricity generation
- connecting shaft
- power electricity
- 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.)
- Expired - Fee Related
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Classifications
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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
-
- 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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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- Wind Motors (AREA)
Abstract
The utility model discloses a kind of wind-power electricity generation overload protection arrangement, including dynamo cradle, flabellum, connecting shaft, connecting shaft is connected with the top of dynamo cradle, flabellum is connected with connecting shaft, dynamo cradle is internally provided with overload protective device, resistance brake lining is provided between overload protective device and connecting shaft, the bottom of overload protective device is provided with electric storage means, electric storage means is connected with the inverter of bottom, inverter is connected with protection device, protection device includes protection circuit and sensor assembly, protection circuit is connected with sensor assembly, protecting bin is provided with the middle part of flabellum, protecting bin is internally connected with expansion link, expansion link is connected with flabellum.The utility model can avoid the fan leaf dynamics of bearing when wind-force is excessive from causing flabellum breakage occur, the rotating speed of fan can be controlled simultaneously, continual and steady wind-power electricity generation is provided, device is simple, energy-saving safe, cost is low, while is able to ensure that equipment is not impacted by excessively stream, effectively extends the service life of wind-powered electricity generation.
Description
Technical field
The utility model belongs to technical field of wind power generation, more particularly to a kind of wind-power electricity generation overload protection arrangement.
Background technology
Society continues to develop, environmental protection, the Development of Novel energy, and low-carbon life is all the problem nowadays faced,
To respond to the call, wind-power electricity generation is greatly developed, converts wind energy into electric energy, and by power storage in battery, supply load
Use, the charging and discharging state of battery is controlled using single-chip microcomputer, to reach efficiency maximization, the random fluctuation of wind speed and wind-powered electricity generation
Unit wind-powered electricity generation conversion efficiency it is non-linear so that wind energy fluctuation is violent, and the electrical energy demands of user are also time-varying, and this just makes
Free-standing wind power system electric energy supply and demand serious mismatch, easily cause that system power supply is unstable, is difficult to autonomous operation.Solely
Vertical wind power system must eliminate the influence of this supply and demand mismatch by energy storage device, to ensure the continuous-stable of system power supply.
Because wind-power electricity generation is in desolate and uninhabited bleak and desolate area, environment compares evil and omited, and additionally, due to out of doors, faces thunderstorm weather,
It is very big on wind-power electricity generation influence, wind power generation plant is concentrated once thundering, the short time larger current can be produced, puncture wind-power electricity generation
Controller, serious economic loss is caused, therefore, one kind is nowadays lacked in market can protect wind power generation lightning protection electricity weather
Protection device, avoid thunder amplification current breakdown injury, caused by lose and be preferably minimized, develop such protector, there is very much application
Value.
The content of the invention
To solve the above problems, the utility model discloses a kind of wind-power electricity generation overload protection arrangement, can avoid in wind
The fan leaf dynamics of bearing causes flabellum to occur damaged when power is excessive, while can control the rotating speed of fan, there is provided continues steady
Fixed wind-power electricity generation, device is simple, and energy-saving safe, cost is low, while is able to ensure that equipment is not impacted by excessively stream, effectively extends wind
The service life of electricity.
In order to reach object above, the utility model provides following technical scheme：A kind of wind-power electricity generation overload protection arrangement,
Including dynamo cradle, flabellum, connecting shaft, connecting shaft is connected with the top of dynamo cradle, flabellum, generator are connected with connecting shaft
Frame is internally provided with overload protective device, and resistance brake lining, the bottom of overload protective device are provided between overload protective device and connecting shaft
Electric storage means is provided with, electric storage means is connected with the inverter of bottom, and inverter is connected with protection device, and protection device includes protection electricity
Road and sensor assembly, protection circuit are connected with sensor assembly, and protecting bin is provided with the middle part of flabellum, and the inside of protecting bin connects
Expansion link is connected to, expansion link is connected with flabellum.
As a kind of preferred scheme of the present utility model, the flabellum includes fixed flabellum and folds flabellum, in flabellum
Portion is provided with folding flabellum, and the both sides of flabellum are provided with fixed flabellum, folding flabellum, the folding are provided with the expansion link
Flabellum is connected with fixed flabellum.
As a kind of preferred scheme of the present utility model, the resistance brake lining is mobilizable to be socketed in connecting shaft.
As a kind of preferred scheme of the present utility model, the inverter is connected with sensor assembly, the sensor die
Block includes voltage sensor and current sensor.
As a kind of preferred scheme of the present utility model,：Expansion notch is may be provided with the electric storage means.
As a kind of preferred scheme of the present utility model, locking system, the locking system are provided with the protecting bin
It is fixed on the outside of protecting bin.
Compared with prior art, the beneficial effect that the utility model possesses：The utility model passes through flabellum rotation lasts pair
Equipment provides wind-powered electricity generation output, and flabellum can extend or shorten freely, is adjusted according to the change of ambient weather, in connecting shaft
Resistance brake lining can coordinate the rotating speed of flabellum control connecting shaft, while the electric power output of axle can be stably connected with, utilized simultaneously
Sensor can be stablized with inverter and be changed according to the electricity of battery, export reliable electric energy.
Brief description of the drawings
Fig. 1 is the structural representation of wind-power electricity generation overload protection arrangement.
Reference numerals list：1- fixes flabellum, 2- expansion links, 3- overload protective devices, 4- resistances brake lining, 5- protecting bins, 6-
Fold flabellum, 7- connecting shafts, 8- electric storage means, 9- sensor assemblies, 10- protection circuits, 11- inverters, 12- dynamo cradles.
Embodiment
With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate, it should be understood that following specific embodiment parties
Formula is merely to illustrate the utility model rather than limitation the scope of the utility model.It should be noted that make below in description
Word "front", "rear", "left", "right", "up" and "down" refer to the direction in accompanying drawing, and word " interior " and " outer " refer to respectively
Be directed towards or the direction away from particular elements geometric centers.
A kind of wind-power electricity generation overload protection arrangement as shown in Figure 1, including dynamo cradle 12, flabellum, connecting shaft 7, generate electricity
The top of frame 12 is connected with connecting shaft 7, and flabellum is connected with connecting shaft 7, and flabellum includes fixed flabellum 1 and folds flabellum 6, fan
It is provided with the middle part of leaf and folds flabellum 6, the both sides of flabellum is provided with fixed flabellum 1, are provided with expansion link 2 and fold flabellum 6, folding
Folded flabellum 6 is connected with fixed flabellum 1, and dynamo cradle 12 is internally provided with overload protective device 3, overload protective device 3 and connecting shaft 7 it
Between be provided with resistance brake lining 4, resistance brake lining 4 is mobilizable to be socketed in connecting shaft 7, and the bottom of overload protective device 3 is provided with storage
Electrical equipment 8, expansion notch is may be provided with electric storage means 8, electric storage means 8 is connected with the inverter 11 of bottom, and inverter 11 fills with protection
Put connected, protection device includes protection circuit 10 and sensor assembly 9, and protection circuit 10 is connected with sensor assembly 9, inverter
11 are connected with sensor assembly 9, and the sensor assembly 9 includes voltage sensor and current sensor, and the middle part of flabellum is set
There is protecting bin 5, protecting bin 5 is internally connected with expansion link 2, and expansion link 2 is connected with flabellum, and locking dress is provided with protecting bin 5
Put, locking system is fixed on the outside of protecting bin 5.
It is provided with protecting bin 5 during wind-power electricity generation, on flabellum, folding flabellum 6 and expansion link 2 inside protecting bin 5
The length of flabellum can be adjusted, when wind-force is not big enough, flabellum can increase increase lifting surface area, when wind-force increases, fan
Leaf can shorten, it is ensured that lifting surface area reduces, and avoids flabellum from being broken, flabellum is each attached in connecting shaft 7, connecting shaft 7
Axial plane one end is fixed with resistance brake lining 4, and resistance brake lining 4 can control the speed of rotating shaft, plays a part of a stable output, simultaneously
Overload protective device 3 is connected with the end of connecting shaft 7, overload protective device 3 can play protection by countershaft simultaneously with resistance brake lining 4
Effect, avoids impacting electric storage means 8, during electric storage means 8 transmits electric power, voltage sensor and current sensor point
Not Tan Ce the electric current that discharges of inverter 11 and voltage stability, when occurring overloading or load exceedes device threshold, protection is electric
Road 10 can be protected to electric storage means 8, it is ensured that the stability and continuation of equipment output, the process entirely to generate electricity present cutting edge aligned
Controllable trend.
Technological means disclosed in the utility model is not limited only to the technological means disclosed in above-mentioned embodiment, also
Including being combined formed technical scheme by above technical characteristic.It should be pointed out that the ordinary skill for the art
For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.
Claims (6)
1. a kind of wind-power electricity generation overload protection arrangement, including dynamo cradle, flabellum, connecting shaft, connect at the top of the dynamo cradle
Connecting shaft is connected to, flabellum is connected with connecting shaft, it is characterised in that：The dynamo cradle is internally provided with overload protective device, institute
State and resistance brake lining is provided between overload protective device and connecting shaft, the bottom of the overload protective device is provided with electric storage means, described
Electric storage means is connected with the inverter of bottom, and the inverter is connected with protection device, the protection device include protection circuit and
Sensor assembly, the protection circuit are connected with sensor assembly, and protecting bin, the protecting bin are provided with the middle part of the flabellum
Be internally connected with expansion link, expansion link is connected with flabellum.
2. wind-power electricity generation overload protection arrangement according to claim 1, it is characterised in that：The flabellum includes fixed flabellum
With fold flabellum, be provided with folding flabellum in the middle part of flabellum, the both sides of flabellum are provided with fixed flabellum, set on the expansion link
There is folding flabellum, the folding flabellum is connected with fixed flabellum.
3. wind-power electricity generation overload protection arrangement according to claim 1, it is characterised in that：The resistance brake lining is mobilizable
It is socketed in connecting shaft.
4. wind-power electricity generation overload protection arrangement according to claim 1, it is characterised in that：The inverter and sensor die
Block is connected, and the sensor assembly includes voltage sensor and current sensor.
5. wind-power electricity generation overload protection arrangement according to claim 1, it is characterised in that：It may be provided with the electric storage means
Expand notch.
6. wind-power electricity generation overload protection arrangement according to claim 1, it is characterised in that：Lock is provided with the protecting bin
Locking apparatus, the locking system are fixed on the outside of protecting bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720461589.4U CN206694189U (en) | 2017-04-28 | 2017-04-28 | A kind of wind-power electricity generation overload protection arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720461589.4U CN206694189U (en) | 2017-04-28 | 2017-04-28 | A kind of wind-power electricity generation overload protection arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206694189U true CN206694189U (en) | 2017-12-01 |
Family
ID=60446429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720461589.4U Expired - Fee Related CN206694189U (en) | 2017-04-28 | 2017-04-28 | A kind of wind-power electricity generation overload protection arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206694189U (en) |
-
2017
- 2017-04-28 CN CN201720461589.4U patent/CN206694189U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171201 Termination date: 20190428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |