CN202306920U - Multifunctional wind power generation experimental instrument - Google Patents
Multifunctional wind power generation experimental instrument Download PDFInfo
- Publication number
- CN202306920U CN202306920U CN2011204220017U CN201120422001U CN202306920U CN 202306920 U CN202306920 U CN 202306920U CN 2011204220017 U CN2011204220017 U CN 2011204220017U CN 201120422001 U CN201120422001 U CN 201120422001U CN 202306920 U CN202306920 U CN 202306920U
- Authority
- CN
- China
- Prior art keywords
- wind
- circuit
- guide rail
- wind power
- energy storage
- 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
Images
Landscapes
- Wind Motors (AREA)
Abstract
The utility model relates to a multifunctional wind power generation experimental instrument which comprises a wind source, an anemograph, a wind wheel, a three-phase alternating-current generator, a rectifying and filtering circuit, a measuring circuit, an electric energy storage and utilization circuit and a guide rail, wherein the rectifying and filtering circuit comprises parallel braches of six diodes and a capacitor which are connected with the three-phase alternating-current generator; the measuring circuit comprises an intelligent voltmeter branch and a branch formed by a variable load and an intelligent ammeter which are connected in series; and the electric energy storage and utilization circuit comprises an LED (light-emitting diode) loop and an energy storage charger loop which are controlled by a double-pole double-throw switch. By utilizing the experimental instrument provided by the utility model, multiple fundamental physical experiments related to wind power utilization can be realized, such as experiments on the relationship between the variation of system output power and wing length, wing shape, pitch angle and blade number, demonstrative experiment on the use of wind power generation, experiment on the wind power generation energy storage manner, experiment on the establishment of a three-phase alternating-current rectifying and filtering circuit, and experiment on the establishment of a wind power generation energy storage manner and an output circuit.
Description
Technical field
The utility model relates to the regenerative resource experimental apparatus in a kind of physics experiment teaching, relates in particular to a kind of wind-power electricity generation experiment instrument.
Background technology
At present, be applied to the new forms of energy experiment instrument of Fundamental Physics Experiments teaching, the sun power experiment instrument is arranged, fuel cell experiment instrument etc., but there is not experiment instrument multi-functional, the ocular demonstration Wind Power Utilization.
The patent No. 200620140019.7; The applying date is that the Chinese utility model patent of 2006.11.15 discloses a kind of wind-power electricity generation demonstration test instrument; Include and the fan blade generator coupled accumulator that links to each other with generator and the electrical appliance that links to each other with generator or accumulator; Generator is through increasing the motor that coil turn converts; Accumulator is to adopt jumbo electric capacity; Electrical appliance adopts luminophor or music-integrating block.This experiment instrument only can be demonstrated wind-power electricity generation, energy storage and utilize energy storage to use the whole process of electrical work; There are rough, the problems such as display effect is poor, system's instability of function singleness, demo content; And do not relate to the influence to system's output power such as wind-force, blade quantity, aerofoil profile, propeller pitch angle, system's output power can not intuitively show.
The patent No. 201020649871.3; The Chinese utility model patent of applying date 2010.12.07 discloses a kind of AC transformation type excitation synchronous wind generating experimental provision; Mainly be to realize generating electricity by way of merging two or more grid systems experiment, belong to highly professional experiment, be not suitable for being used as the Fundamental Physics Experiments appearance.
Summary of the invention
The utility model purpose is to solve existing experiment instrument to have function singleness, rough, the technical matterss such as display effect is poor, system is unstable, system complex of demo content; A kind of multi-functional wind-power electricity generation experiment instrument is provided; Can stablize, image, directly perceived, plug and play, the overall process demonstrating the wind energy conversion and utilize easily; And the variation relation of demonstration wind speed, blade quantity, aerofoil profile, chord, propeller pitch angle, load etc. and system's output power, and can make quantitative test to some parameters relationship wherein.
The multi-functional wind-power electricity generation experiment instrument that the utility model provides: comprise the storage and the guide rail that utilizes circuit, band scale of wind regime, wind gage, wind wheel, threephase alternator, support, current rectifying and wave filtering circuit, metering circuit, electric energy.
Said wind regime adopts axial flow blower, is installed on the guide rail through the wind regime support, in order to the metastable wind of output speed.
Said wind gage is installed on the guide rail through the wind gage support, in order to measuring wind.
Said wind wheel, three phase generator connect through horizontal rotating shaft and are installed on wind wheel and the alternator support.All are delivered to rotation system from the wind-force that blade transmits through wheel hub, pass to three phase generator again.
Said current rectifying and wave filtering circuit: comprise six diodes and the electric capacity parallel branch that are connected with threephase alternator; Wherein, Six diodes are pressed the three-phase bridge full-wave rectifying circuit and are connected, and convert direct current in order to the three-phase alternating current with threephase alternator output; Said electric capacity is in order to the of short duration storage to further filtering of electric current and electric energy.
Metering circuit: comprise intelligent voltage table branch road and the branch road of being connected and being constituted by a variable load and an intelligent reometer, two branch roads are parallelly connected with current rectifying and wave filtering circuit respectively.
The storage of said electric energy with utilize circuit: comprise light-emitting diodes tube loop and energy storage charger loop by double-point double-throw switch control.The storage of electric energy and utilize circuit and metering circuit between a CS is installed.
But a side of said guide rail has the scale of measuring distance, has a groove in guide rail one side, places intelligent voltage table and intelligent reometer.
Said wind wheel is made up of wind wheel wheel hub and the wind wheel blade that is installed on the wind wheel wheel hub, and wind wheel blade quantity is respectively 2,3 or 6.
Advantage of the present invention and beneficial effect:
The multi-functional wind-power electricity generation experiment instrument of the utility model; Made polytype wind wheel; Wherein, chord is respectively 8cm, 10cm, 12cm, and the number of blade is respectively 2,3,6; The angle of blade and wheel hub is respectively 5 °, 10 °, 20 °, is convenient to the variation relation between qualitative examination chord, lobe numbers, propeller pitch angle etc. and the system's electromotive power output; Adopt guide rail; Wind regime and wind wheel are placed on the guide rail; Can study the output power under the different distance between the same terms wind regime and the wind wheel on the one hand, can guarantee the stable of wind regime and wind wheel on the other hand, reduce vibration and wait of the influence of other factors experimental result; Be furnished with wind gage, can carry out the measuring wind speed of diverse location on the slideway easily, through intelligent voltage table and reometer read-out voltage and current value, and then obtain the output power of system, thereby obtain the quantitative relationship between wind speed and output power; Measure the resistance of tunable load, can the quantitative examination load and output power between relation; Intelligent voltage table and intelligent reometer are through exporting signal with the control of single-chip microcomputer written program in advance in showing; Accuracy with the output power that guarantees system; Avoid the common digital display voltage table and the instability of reometer signal output; Simultaneously intelligent voltage table and reometer are placed in the groove of a side of guide rail, avoid vibration to wait influence output result on the one hand, guarantee experimenter's safety on the other hand; All electricity components can be realized plug and play on general nine hole circuit plugboards simultaneously, are easy to build circuit.
Utilize the multi-functional wind-power electricity generation experiment instrument of the utility model, can realize the multiple Fundamental Physics Experiments relevant, such as the variation relation of: chord, wing, propeller pitch angle, blade quantity and system's output power with Wind Power Utilization; The relation curve of wind speed and system's output power; Load is to the influence curve of output power; Wind-power electricity generation uses lecture experiment; Wind-power electricity generation energy storage mode is tested; The three-phase alternating current current rectifying and wave filtering circuit is built experiment; Building or the like of wind-power electricity generation energy storage mode and output circuit.
Description of drawings
Fig. 1 is the structural representation of the multi-functional wind-power electricity generation experiment instrument of the utility model,
Among the figure: the 1st, wind wheel blade, the 2nd, wind wheel wheel hub; The 3rd, guide rail; The 4th, threephase alternator; The 5th, electric capacity; The 6th, the intelligent voltage table; The 7th, variable load; The 8th, intelligent reometer; The 9th, energy storage charger; S is a wind regime; M is a wind gage; Z1, Z2, Z3 are respectively wind regime support, wind gage support, alternator support; D1, D2, D3, D4, D5, D6 are diodes; K1 is a switch, and K2 is a double-point double-throw switch, and LED is a light emitting diode.
Fig. 2 is three kinds of wind wheel synoptic diagram, two blades of A, three blades of B, six blades of C.
Fig. 3 is the relation curve of output power P and wind speed V.
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Embodiment
As shown in Figure 1 is the structural representation of the multi-functional wind-power electricity generation experiment instrument of the utility model; Visible by figure, this experiment instrument comprises the storage and the guide rail 3 that utilizes circuit, band scale of wind regime S, wind gage M, wind wheel, threephase alternator 4, current rectifying and wave filtering circuit, metering circuit, electric energy.
The storage of current rectifying and wave filtering circuit, electric energy is inserted in " nine hole circuit plugboards " with all electricity components and the variable load in the metering circuit in utilizing circuit and goes up and realize being connected through this plate, realization plug and play, convenient and swift purpose of building circuit.
Said wind regime adopts axial flow blower, and Z1 is installed on the guide rail through the wind regime support, in order to the metastable wind of output speed.
Said wind gage is installed on the guide rail through wind gage support Z2, in order to measuring wind.
Said wind wheel (by wind wheel wheel hub 2 with its on the wind wheel blade 1 installed constitute), three phase generator is connected through horizontal rotating shaft and be installed on wind wheel and the alternator support Z3.All are delivered to rotation system from the wind-force that blade transmits through wheel hub, pass to three phase generator again.
Said current rectifying and wave filtering circuit: comprise six diodes (D1, D2, D3 being connected with threephase alternator; D4; D5, D6) and electric capacity 5 parallel branches, wherein; Six diodes are pressed the three-phase bridge full-wave rectifying circuit and are connected, and convert direct current in order to the three-phase alternating current with threephase alternator output; Said electric capacity 5 is in order to the of short duration storage to further filtering of electric current and electric energy.
Metering circuit: comprise intelligent voltage table 6 branch road and the branch road of being connected and being constituted by a variable load 7 and an intelligent reometer 8, two branch roads are parallelly connected with current rectifying and wave filtering circuit respectively.
The storage of said electric energy with utilize circuit: comprise LED loop and energy storage charger 9 loops by double-point double-throw switch K2 control.The storage of electric energy and utilize circuit and metering circuit between a CS K1 is installed.
But a side of said guide rail has the scale of measuring distance, has a groove in guide rail one side, places intelligent voltage table and intelligent reometer.
Concrete application example: " wind speed and output power relation " experiment
What the wind regime S in this instance selected for use is axial flow blower, and wind regime S energising after wind speed is relatively stable, is measured the wind speed of each measuring point on the guide rail earlier with wind gage, remove wind gage then; Wind wheel is placed into certain measuring point; Aim at blower fan, air-out blows to the blade 1 of wind wheel and the wheel hub 2 of wind wheel, the wind-force that all transmit from wind wheel blade 1; Wheel hub 2 through wind wheel is delivered to rotation system; Pass to threephase alternator 4 again, after threephase alternator 4 work, the three-phase alternating current of its output converts direct current into behind rectifying and wave-filtering.Regulate variable load 7 and select suitable resistance value; The numerical value of real-time output dc voltage and electric current on intelligent voltage table 6 and the intelligent reometer 8; The reading that reads on the table converts it into power, and the conversion wind wheel can obtain the relation curve between wind speed and output power to different measuring points.For example when load be 600
, 10 ° of propeller pitch angles, blade quantity are 3; Chord is 10cm, and wind regime and wind wheel distance are respectively 15cm, 30cm; 49cm, 72cm is during 98cm; Wind speed is respectively 5m/s, 4.5m/s, 4m/s; 3.5m/s, 3m/s, the relation curve of corresponding output power P and wind speed V is seen Fig. 3.
In the experiment; Also can be through changing parameters such as chord (being respectively 8cm, 10cm, 12cm etc.), propeller pitch angle (angle of blade and wheel hub be respectively 5 °, 10 °, 20 ° etc.), blade quantity (be respectively 2,3,6 etc.), measuring point, load; Note on intelligent voltage table 6 and the intelligent reometer 8 numerical value of output dc voltage and electric current in real time, can qualitative or quantitatively obtain the variation relation of output power along with each parameter.Such as when load be 600
; Propeller pitch angle is 10 °; Blade quantity is 3; Wind speed is
; When wind regime and generator distance are 15cm, change chord and make it be respectively 8cm, 10cm, 12cm, then corresponding output power is respectively 0.15W; 0.21W, 0.32W.
In the experiment, Closing Switch K1 also can go out light emitting diode through the conversion demonstration of double-point double-throw switch K2 and send the process of colourful light and the process of store electrical energy, and this has increased the interest of this experiment instrument greatly.
Although the utility model has been carried out foregoing description in conjunction with accompanying drawing; But the utility model is not limited to above-mentioned embodiment, and above-mentioned embodiment is schematically, is not restrictive; Those of ordinary skill in the art is under the indication of the utility model; Do not breaking away under the scope that aim of the present invention and claim protect, can also do a lot of other experiments, these all belong to the row of the protection of the utility model.
Claims (3)
1. a multi-functional wind-power electricity generation experiment instrument is characterized in that this experiment instrument comprises the storage of wind regime, wind gage, wind wheel, threephase alternator, support, current rectifying and wave filtering circuit, metering circuit, electric energy and utilizes circuit and guide rail;
Said wind regime adopts axial flow blower, is installed on the guide rail through the wind regime support;
Said wind gage is installed on the guide rail through the wind gage support;
Said wind wheel is installed on the horizontal rotating shaft of three phase generator, three phase generator is rack-mount;
Said current rectifying and wave filtering circuit: comprise six diodes and the electric capacity parallel branch that are connected with threephase alternator, wherein, six diodes are pressed the three-phase bridge full-wave rectifying circuit and are connected;
Metering circuit: comprise intelligent voltage table branch road and the branch road of being connected and being constituted by a variable load and an intelligent reometer, two branch roads are parallelly connected with current rectifying and wave filtering circuit respectively;
The storage of said electric energy with utilize circuit: comprise light-emitting diodes tube loop and energy storage charger loop by double-point double-throw switch control; The storage of electric energy and utilize circuit and metering circuit between a CS is installed.
2. multi-functional wind-power electricity generation experiment instrument according to claim 1, but it is characterized in that a side of said guide rail has the scale of measuring distance, also having a groove in guide rail one side, intelligent voltage table and intelligent reometer are placed in the groove.
3. multi-functional wind-power electricity generation experiment instrument according to claim 1 and 2 is characterized in that said wind wheel is made up of wind wheel wheel hub and the wind wheel blade that is installed on the wind wheel wheel hub, and wind wheel blade quantity is respectively 2,3 or 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204220017U CN202306920U (en) | 2011-10-28 | 2011-10-28 | Multifunctional wind power generation experimental instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204220017U CN202306920U (en) | 2011-10-28 | 2011-10-28 | Multifunctional wind power generation experimental instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202306920U true CN202306920U (en) | 2012-07-04 |
Family
ID=46375768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204220017U Expired - Fee Related CN202306920U (en) | 2011-10-28 | 2011-10-28 | Multifunctional wind power generation experimental instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202306920U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102982713A (en) * | 2012-12-12 | 2013-03-20 | 山东大学 | Dynamic simulation system for low-voltage permanent magnetic direct-drive wind generating set and synchronization |
| CN103824489A (en) * | 2014-02-25 | 2014-05-28 | 孔永津 | Wind power tester |
| CN109300373A (en) * | 2018-09-25 | 2019-02-01 | 湖南第师范学院 | A kind of Multifunctional wind power generation tester |
-
2011
- 2011-10-28 CN CN2011204220017U patent/CN202306920U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102982713A (en) * | 2012-12-12 | 2013-03-20 | 山东大学 | Dynamic simulation system for low-voltage permanent magnetic direct-drive wind generating set and synchronization |
| CN103824489A (en) * | 2014-02-25 | 2014-05-28 | 孔永津 | Wind power tester |
| CN109300373A (en) * | 2018-09-25 | 2019-02-01 | 湖南第师范学院 | A kind of Multifunctional wind power generation tester |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102684220B (en) | Marine photovoltaic power generation grid-connected experimental platform | |
| CN103886791B (en) | The two-way wind-powered electricity generation energy conversion experimental bench of dynamic model and experimental method based on double-fed generator | |
| CN106441925A (en) | Test device of power system of electric vehicle | |
| CN102664411B (en) | Wind power generation system with maximum power tracking and control method thereof | |
| CN103400523B (en) | Open micro dynamic simulation and monitoring system for power system | |
| CN108242819A (en) | Measurement and control device, system and method for wind power plant | |
| CN202306920U (en) | Multifunctional wind power generation experimental instrument | |
| CN203204895U (en) | Moving die bidirectional wind power energy conversion experiment platform based on double-fed generator | |
| CN104091501B (en) | Energy based on permanent-magnetic wind driven generator conversion dynamic model experiment platform and test method | |
| CN107403047A (en) | A kind of DC micro-electric network data Physical Simulation Platform and emulation mode containing blower fan and photovoltaic generation | |
| CN103683321B (en) | A kind of optimum output calculation method of energy-storage system for level and smooth wind power fluctuation and device | |
| CN102982713A (en) | Dynamic simulation system for low-voltage permanent magnetic direct-drive wind generating set and synchronization | |
| CN101777776A (en) | Method for controlling intelligent PV grid-connected inverter based on synchro generator model | |
| CN203351100U (en) | Movable mould test bench for energy conversion based on permanent magnet wind generator | |
| CN205749558U (en) | A kind of forest wind slowdown monitoring Apparatus and system | |
| CN202487044U (en) | Practical training table for wind energy power generating system teaching | |
| CN116667317A (en) | Wind turbine generator grid-connected voltage fluctuation and flicker value determining system and method | |
| CN203466578U (en) | 10kW wind-solar complementary experiment system | |
| CN202352177U (en) | Multifunctional wind power generation demonstration experimental apparatus | |
| CN202649305U (en) | High-precision three-phase electric energy meter | |
| CN105468842A (en) | Simplified double-fed wind power system model and modeling method | |
| CN203588545U (en) | Wind power generation simulation teaching unit | |
| CN203573542U (en) | Multifunctional wind-solar complementary experimental teaching device | |
| CN202748404U (en) | Wind power grid voltage, current, and harmonic wave detection apparatus based on DSP and ARM | |
| CN207835071U (en) | Micro grid control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20121028 |