CN207743083U - A kind of wind power pitch-controlled system is for electric installation - Google Patents
A kind of wind power pitch-controlled system is for electric installation Download PDFInfo
- Publication number
- CN207743083U CN207743083U CN201820049872.0U CN201820049872U CN207743083U CN 207743083 U CN207743083 U CN 207743083U CN 201820049872 U CN201820049872 U CN 201820049872U CN 207743083 U CN207743083 U CN 207743083U
- Authority
- CN
- China
- Prior art keywords
- graphene
- graphene ultracapacitor
- ultracapacitor
- electric installation
- wind power
- 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
Links
- 238000009434 installation Methods 0.000 title claims abstract description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 44
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 44
- 230000005611 electricity Effects 0.000 claims abstract description 9
- 239000003792 electrolyte Substances 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 abstract description 8
- 230000007935 neutral effect Effects 0.000 abstract description 3
- 239000002253 acid Substances 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
Abstract
The utility model discloses a kind of wind power pitch-controlled systems for electric installation, including graphene ultracapacitor, the quadrangle of the bottom of graphene ultracapacitor is both provided with fixing and mounting bracket, positive terminal, negative terminals and connecting terminal are provided at the top of graphene ultracapacitor, positive terminal and negative terminals are electrically connected by conducting wire and connecting terminal, and graphene ultracapacitor is connected in parallel on by connecting terminal on the frequency converter of DC bus.The device uses graphene ultracapacitor as, for electric installation, graphene ultracapacitor energy abrupt release is high-power in wind power pitch-controlled system, so that it is guaranteed that blade in grid collapses to be promptly restored to neutral position；Faster than battery much in view of graphene ultracapacitor charging rate, short-term unmatched in electricity needs and power supply capacity, graphene ultracapacitor can also provide high reliability；Super capacitor also has many advantages, such as that long service life, capacity usage ratio are high.
Description
Technical field
The utility model is related to a kind of for electric installation, more particularly to a kind of wind power pitch-controlled system belongs to wind-force for electric installation
Variable pitch technical field.
Background technology
In variable blade control system, backup power system will play the role of emergency propeller retraction in electric network fault.Go out in wind turbine
When existing Loss of power failure, the power of urgent pitch-controlled system is provided by a group storage battery, and battery pack is connected in parallel on the frequency conversion on DC bus
On device, enough voltage is usually kept by charger floating charging, when system cut-off, is at once supplied battery pack direct current
Frequency converter uses, and transducer drive servo motor is put away the oars rapidly.
In current variable propeller pitch control, lead-acid battery is most widely used, the highest backup power supply of cost performance
Energy-storage battery, since the running environment of wind power plant is complicated, natural conditions are changeable so that the service life of lead-acid accumulator for variable pitch is big
It gives a discount, easy break-down.In the service life of wind-driven generator, the maintenance of accumulator becomes abnormal important, not due to some
Rational charge and discharge system, accumulator will often be replaced so that the total cost of pitch-controlled system greatly improves.It is also a small number of also to select
Lithium battery is selected, but lithium battery is easy the drawbacks such as burning, explosion.
Utility model content
The technical problems to be solved in the utility model is overcome in current variable propeller pitch control due to wind power plant
Running environment is complicated, and natural conditions are changeable so that the service life of lead-acid accumulator for variable pitch has a greatly reduced quality, easy break-down, electric power storage
Pond will often be replaced so that the defect that the total cost of pitch-controlled system greatly improves provides a kind of wind power pitch-controlled system for electric installation.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution：
The utility model provides a kind of wind power pitch-controlled system for electric installation, including graphene ultracapacitor, the stone
The quadrangle of the bottom of black alkene ultracapacitor is both provided with fixing and mounting bracket, is provided at the top of the graphene ultracapacitor
Positive terminal, negative terminals and connecting terminal, the positive terminal and negative terminals pass through conducting wire and terminals
Son is electrically connected, and the graphene ultracapacitor is connected in parallel on by connecting terminal on the frequency converter of DC bus.
As a kind of optimal technical scheme of the utility model, the graphene ultracapacitor is by electrode film, negative electricity
Pole piece, electrolyte and diaphragm composition, the electrolyte level is between electrode film and negative electrode plate, and the middle part installation of electrolyte
There is diaphragm.
As a kind of optimal technical scheme of the utility model, handle is installed at the top of the graphene ultracapacitor
Hand.
As a kind of optimal technical scheme of the utility model, power supply is installed at the top of the graphene ultracapacitor
Indicator light.
As a kind of optimal technical scheme of the utility model, the fixing and mounting bracket is slotted-angle shelving.
The advantageous effect that the utility model is reached is：The device uses graphene ultracapacitor as wind electricity change paddle system
In system for electric installation, graphene ultracapacitor is also referred to as miniature graphene super capacitor, and it is general to be charged and discharged speed ratio
Fast 1000 times of energization pond, and the electric energy more several ten times larger than common batteries can be stored, energy abrupt release is high-power, so that it is guaranteed that paddle
Leaf is in grid collapses to be promptly restored to neutral position；Compare battery in view of graphene ultracapacitor charging rate
Fast very much, short-term unmatched in electricity needs and power supply capacity, graphene ultracapacitor can also provide highly reliable
Property；And super capacitor also have long service life, capacity usage ratio is high, non-maintaining, operating temperature range is wide, moment big work(
The advantages that rate, safety, green pollution-free, suitable for promoting the use of.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic diagram of the utility model super capacitor；
In figure：1, graphene ultracapacitor；2, fixing and mounting bracket；3, positive terminal；4, negative terminals；5, wiring
Terminal；6, handle；7, power supply indicator；8, electrode film；9, negative electrode plate；10, electrolyte；11, diaphragm.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
As shown in Figure 1, the utility model provides a kind of wind power pitch-controlled system for electric installation, including graphene super capacitor
The quadrangle of device 1, the bottom of graphene ultracapacitor 1 is both provided with fixing and mounting bracket 2, the top of graphene ultracapacitor 1
Be provided with positive terminal 3, negative terminals 4 and connecting terminal 5, positive terminal 3 and negative terminals 4 by conducting wire with
Connecting terminal 5 is electrically connected, and graphene ultracapacitor 1 is connected in parallel on by connecting terminal 5 on the frequency converter of DC bus.
Graphene ultracapacitor 1 is made of electrode film 8, negative electrode plate 9, electrolyte 10 and diaphragm 11, electrolyte 10
Between electrode film 8 and negative electrode plate 9, and the middle part of electrolyte 10 is equipped with diaphragm 11.Graphene ultracapacitor 1
Top is equipped with handle 6.The top of graphene ultracapacitor 1 is equipped with power supply indicator 7.Fixing and mounting bracket 2 is slotted-angle shelving.
Concrete operating principle：Graphene ultracapacitor 1 is connected in parallel on the change of DC bus by the device by connecting terminal 5
On frequency device, graphene ultracapacitor one is to work in -40 DEG C to 65 DEG C of wide temperature range；Second is that can reliability service
50 ten thousand to 100 ten thousand cycle charge-discharges, in many cases the efficiency of graphene ultracapacitor can reach 97% or even higher.It is flat
When by DC bus be that graphene ultracapacitor 1 charges and drive frequency converter work, when system cut-off, graphene is super
Grade capacitor 1 discharges at once uses direct current supply frequency converter, and transducer drive servo motor is put away the oars rapidly.
The advantageous effect that the utility model is reached is：The device uses graphene ultracapacitor as wind electricity change paddle system
In system for electric installation, graphene ultracapacitor is also referred to as miniature graphene super capacitor, and it is general to be charged and discharged speed ratio
Fast 1000 times of energization pond, and the electric energy more several ten times larger than common batteries can be stored, energy abrupt release is high-power, so that it is guaranteed that paddle
Leaf is in grid collapses to be promptly restored to neutral position；Compare battery in view of graphene ultracapacitor charging rate
Fast very much, short-term unmatched in electricity needs and power supply capacity, graphene ultracapacitor can also provide highly reliable
Property；And super capacitor also have long service life, capacity usage ratio is high, non-maintaining, operating temperature range is wide, moment big work(
The advantages that rate, safety, green pollution-free, suitable for promoting the use of.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Carry out equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of wind power pitch-controlled system is for electric installation, including graphene ultracapacitor (1), which is characterized in that the graphene
The quadrangle of the bottom of ultracapacitor (1) is both provided with fixing and mounting bracket (2), the top of the graphene ultracapacitor (1)
It is provided with positive terminal (3), negative terminals (4) and connecting terminal (5), the positive terminal (3) and negative terminals
(4) it is electrically connected by conducting wire and connecting terminal (5), the graphene ultracapacitor (1) passes through connecting terminal (5) parallel connection
On the frequency converter of DC bus.
2. a kind of wind power pitch-controlled system according to claim 1 is for electric installation, which is characterized in that the super electricity of graphene
Container (1) is made of electrode film (8), negative electrode plate (9), electrolyte (10) and diaphragm (11), and the electrolyte (10) is located at
Between electrode film (8) and negative electrode plate (9), and diaphragm (11) is installed in the middle part of electrolyte (10).
3. a kind of wind power pitch-controlled system according to claim 1 is for electric installation, which is characterized in that the super electricity of graphene
Handle (6) is installed at the top of container (1).
4. a kind of wind power pitch-controlled system according to claim 1 is for electric installation, which is characterized in that the super electricity of graphene
Power supply indicator (7) is installed at the top of container (1).
5. a kind of wind power pitch-controlled system according to claim 1 is for electric installation, which is characterized in that the fixing and mounting bracket
(2) it is slotted-angle shelving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820049872.0U CN207743083U (en) | 2018-01-05 | 2018-01-05 | A kind of wind power pitch-controlled system is for electric installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820049872.0U CN207743083U (en) | 2018-01-05 | 2018-01-05 | A kind of wind power pitch-controlled system is for electric installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207743083U true CN207743083U (en) | 2018-08-17 |
Family
ID=63122970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820049872.0U Expired - Fee Related CN207743083U (en) | 2018-01-05 | 2018-01-05 | A kind of wind power pitch-controlled system is for electric installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207743083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109559896A (en) * | 2018-12-14 | 2019-04-02 | 江阴弘远新能源科技有限公司 | A kind of wind electricity change paddle super capacitor of repid discharge |
-
2018
- 2018-01-05 CN CN201820049872.0U patent/CN207743083U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109559896A (en) * | 2018-12-14 | 2019-04-02 | 江阴弘远新能源科技有限公司 | A kind of wind electricity change paddle super capacitor of repid discharge |
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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: 20180817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |