CN104675628A - Wind power generation practical-training device and control method thereof - Google Patents
Wind power generation practical-training device and control method thereof Download PDFInfo
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- CN104675628A CN104675628A CN201410717103.XA CN201410717103A CN104675628A CN 104675628 A CN104675628 A CN 104675628A CN 201410717103 A CN201410717103 A CN 201410717103A CN 104675628 A CN104675628 A CN 104675628A
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The invention provides a wind power generation practical-training device and a control method thereof and aims to solve the technical problem that testing on performance of a wind power generator is not real enough in the prior art. The wind power generation practical-training device comprises a wind power generation device, a wind simulation device, a wind detection device and a control console, the wind power generation device comprises a power generator, a motor, a transmission and fan blades, the transmission is connected with the motor, the fan blades are connected with the transmission, the motor enables the transmission to drive the fan blades to rotate according to a gear ratio, the wind simulation device simulates natural wind, the wind detection device detects the natural wind simulated by the wind simulation device, and the control console controls rotating speed of the power generator and windward angle of the fan blades according to detection data. By the wind power generation practical-training device, the natural wind is simulated in realtime, and working of the wind power generation device is controlled by detecting the simulated natural wind, so that the technical effect on really testing performance of the power generator is realized.
Description
Technical field
The invention belongs to technical field of wind power generator, be specifically related to a kind of wind-power electricity generation actual training device and controlling method thereof.
Background technique
Wind-power electricity generation is by being mechanical energy by the kinetic transformation of air, and then is electric energy by generator by changes mechanical energy, with fastest developing speed and most development potentiality in new energy development field.
Because wind energy is as a kind of intermittent energy source, there is very large randomness and uncontrollability, therefore before wind-driven generator is put into production, test is carried out to the performance of wind-driven generator and to be very important step.
The existing test to wind-driven generator performance, normally adopts software set wind speed and direction, and carrys out the power generation performance of testing wind power generation machine according to the wind speed and direction of this simulation.But the method for this software simulation wind speed and direction is by the restriction of Software for Design, and wind speed and direction, all not close to actual conditions, makes the test of wind-driven generator performance true not.
Summary of the invention
The invention provides a kind of wind-power electricity generation actual training device and controlling method thereof, to solve in prior art the real not technical problem of the test of wind-driven generator performance, by adopting wind simulator and wind detection device, Real Time Simulator natural wind, and the work of wind generating unit is controlled by the natural wind detecting simulation, achieve the technique effect of authentic testing generator performance.
For reaching above-mentioned technical purpose, the present invention realizes by the following technical solutions
Provide a kind of wind-power electricity generation actual training device, comprise wind generating unit, simulation wind apparatus and wind detection device; Described wind generating unit comprises generator, motor, gearbox and fan blade, and described motor connects described generator and drives described generator rotation; Described gearbox connects described motor, and described fan blade connects described gearbox by arbor wheel, and described motor makes described gearbox drive described fan blade to rotate according to gear ratio; Described simulation wind apparatus natural wind simulating, described wind detection device detects the natural wind of described simulation wind apparatus simulation, and sends detection data to described generator, and described generator changes the angle windward of its rotating speed and described fan blade according to described detection data.
Further, described simulation wind apparatus is placed in the upper end of described wind detection device, comprises first gear, the first small gear, direct current generator, the first brush and blower; Described direct current generator connects described first small gear, drives described first pinion rotation; Described first small gear and described first gears meshing, make to drive described first pinion rotation during described first pinion rotation; Described brush is socketed in a hollow stem, and one end of described hollow stem connects described first gear, drives described hollow stem to rotate during described first pinion rotation; Connect Ac outside described brush, inner side connects the one end of the power line be placed in described hollow stem, and the other end of described power line connects described blower, makes described ac power supply drive described blower work by described brush and described power line; Described blower connects on the other end with described hollow stem by a connecting rod, drives described connecting rod to rotate centered by described hollow stem, thus make described blower with described hollow stem for rotating in the center of circle when described hollow stem is rotated.
Further, described wind detection device is placed in the top of described wind generating unit, comprises wind vane and anemoscope.
Further, described wind-power electricity generation actual training device also comprises the base supported by tower cylinder, and described wind generating unit is placed on described base; Described base lower end arranges the second small gear and second largest gear, described second small gear and described second largest gears meshing; At least one yaw motor is installed in described base upper end, second pinion rotation described in the data driven that described yaw motor detects according to described wind detection device, described second largest pinion rotation is driven during described second pinion rotation, base rotation described in described second largest gear driven, makes described base drive described wind generating unit to rotate.
Further, described wind generating unit also comprises oil hydraulic pump, the data that described oil hydraulic pump detects according to its liquid level sensor, and the controlling rod controlled in the oil hydraulic cylinder in the middle part of described base stretches out, and the rotation of second largest gear is stated in described control lever brake residence.
Further, described wind generating unit also comprises hydraulic contracting, and described hydraulic contracting is placed on the arbor wheel of described gearbox, states arbor wheel described fan blade is stopped operating in described electric motor circuit breaking back brake residence.
Further, described fan blade is provided with PLC; Described fan blade is also connected with pitch motor, and described PLC controls the angle windward that described pitch motor changes described fan blade.
Further, described wind generating unit also comprises the refrigerating blower fan, heater and the sensor that are placed in around described generator.
Further, described wind-power electricity generation actual training device also comprises straddle truck, and described wind simulator is lifted on described straddle truck; Described straddle truck also comprises electric hoist, and described electric hoist is for lifting described wind generating unit.
Based on above-mentioned wind-power electricity generation actual training device, the present invention also provides a kind of controlling method of wind-power electricity generation actual training device, by simply controlling just to realize real simulation natural wind state, and carries out wind-power electricity generation according to the natural wind of simulation.
A controlling method for wind-power electricity generation actual training device, described wind-power electricity generation actual training device comprises wind generating unit, simulation wind apparatus and wind detection device; Described wind generating unit comprises generator, motor, gearbox and fan blade, and described motor connects described generator and drives described generator rotation; Described gearbox connects described motor, and described fan blade connects described gearbox by arbor wheel, and described motor makes described gearbox drive described fan blade to rotate according to gear ratio; Described wind detection device detects the natural wind of described simulation wind apparatus simulation, and sends detection data to described generator; The controlling method of described wind-power electricity generation actual training device comprises the following steps:
Step S01: control described wind simulator natural wind simulating;
Step S02: control the data that described wind detection device detects described wind simulator natural wind simulating;
Step S03: the rotating speed of generator according to described detection numerical control, and the angle windward of described fan blade.
In wind-power electricity generation actual training device provided by the invention and controlling method thereof, except wind generating unit, be also provided with wind simulator and wind detection device; Wind simulator natural wind simulating, wind detection device detects the natural wind of simulation, and sends the data of detection to wind generating unit, and wind generating unit is according to the rotating speed of the state adjustment fan blade of natural wind simulating and angle windward; Pass through said process, compare with software simulation wind speed and direction, the wind speed and direction of the real natural wind simulating of wind simulator energy, wind generating unit carries out the testing property of wind-driven generator according to the wind speed and direction of natural wind simulating, can with the performance of more real situation test generator.
After reading the specific embodiment of the present invention by reference to the accompanying drawings, the other features and advantages of the invention will become clearly.
Accompanying drawing explanation
Fig. 1 is the installation drawing of the wind-power electricity generation actual training device that the present invention proposes;
Fig. 2 is the installation drawing of the simulation wind apparatus that the present invention proposes;
Fig. 3 is the installation drawing of the wind detection device that the present invention proposes;
Fig. 4 is the schematic diagram of the base that the present invention proposes;
Fig. 5 is the installation drawing of the another wind-power electricity generation actual training device that the present invention proposes.
Embodiment
For making the object of the embodiment of the present invention, technological scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technological scheme in the embodiment of the present invention is clearly and completely described.
In describing the invention, it should be noted that, orientation or the position relationship of the instruction such as term "front", "rear" are based on position relationship shown in the drawings, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
As shown in Figures 1 to 5, be an embodiment of wind-power electricity generation actual training device proposed by the invention.
As shown in Figure 1, the wind-power electricity generation actual training device that the present invention proposes, comprise wind generating unit A, described wind generating unit A comprises generator 1, motor 2, gearbox 3 and fan blade 4; Described motor 2 connects described generator 1 and drives described generator 1 to rotate; Described gearbox 3 connects described motor 2, and described fan blade 4 connects described gearbox 3 by arbor wheel 12, and described motor 2 makes described gearbox 3 drive described fan blade 4 to rotate according to gear ratio; Described wind-power electricity generation actual training device also comprises simulation wind apparatus B, wind detection device C and operating console; Described simulation wind apparatus B natural wind simulating, described wind detection device detects the natural wind of simulating wind apparatus B simulation described in C, and send detection data to operating console, the rotating speed of described operating console generator 1 according to described detection numerical control, and the angle windward of described fan blade 4.
Concrete, as shown in Figure 1, described wind detection device C is placed in the top of described wind generating unit A, comprises wind vane 51 and anemoscope 52 as shown in Figure 3; Wind vane is for detecting the wind direction of natural wind simulating, and anemoscope is for detecting the wind speed of natural wind simulating.As shown in Figure 2, described simulation wind apparatus B is placed in the upper end of described wind detection device C, for natural wind simulating; Then wind detection device C detects wind direction and the wind speed of the natural wind simulating that simulation wind apparatus B produces, and the detection data comprising wind direction and wind speed are sent to operating console, and operating console changes the rotating speed of generator 1 and the angle windward of fan blade 4 according to the size of wind speed.
The gear ratio of gearbox 3 can be fixed and also can not be fixed, preferably fixed ratio, such as 10:1, and namely motor often turns 10 turns, and gearbox drives fan blade to rotate one turn.
More specifically, fan blade is also provided with PLC(Programmable Logic Controller, programmable logic controller (PLC)) and pitch motor 10, the outside being placed in the second brush 11 of fan blade 4 side connects ac power supply, inner side connects PLC by power line, and being embodied as PLC provides operating voltage.The wind speed that operating console detects according to wind detection device, produce control command and send PLC to, PLC controls pitch motor 10, and pitch motor 10 is based on the angle windward of the control break fan blade of PLC.In reality; when wind speed increases; the rotating speed of fan blade also can increase, and when wind speed is excessive, fan blade rotating speed is too high can damage fan blade; therefore; when wind speed is excessive, uses PLC to control pitch motor, changed the angle windward (such as making fan blade depart from wind direction) of fan blade by pitch motor; the rotating speed of fan blade is suitably reduced, is conducive to protection fan blade and is not damaged.
As shown in Figure 2, simulate wind apparatus B and comprise first gear 61, first small gear 62, direct current generator 63, first brush 64 and blower 67; Described direct current generator 63 connects described first small gear 62, drives described first small gear 62 to rotate; Described first small gear 62 engages with described first gear 61, drives described first gear 61 to rotate when described first small gear 62 is rotated; Described first brush 64 is socketed in a hollow stem 65, and one end of described hollow stem 65 connects described first gear 61, drives described hollow stem 65 to rotate when described first gear 61 rotates; Ac is connected outside described first brush 64, inner side connects the one end of the power line be placed in described hollow stem 65, the other end of described power line connects described blower 67, makes described ac power supply drive described blower 67 to work by described first brush 64 and described power line; Described blower 67 is connected on the other end of described hollow stem 65 by a connecting rod 66, drives described connecting rod 66 to rotate centered by described hollow stem 65 when described hollow stem 65 is rotated, thus makes described blower 67 with described hollow stem 65 for the center of circle is rotated.
Such structural design, makes blower under the drive of connecting rod, is that the center of circle is rotated, simulates the natural wind from different direction thus with hollow stem, and the air quantity changing blower can the wind speed of natural wind simulating; Then wind detection device C is placed in the lower end of simulation wind apparatus B, when making blower rotate around wind detection device, for wind detection device, namely the wind of the blower generation of rotation have wind speed and also have wind direction; Realize creating natural wind simulating by simulation wind apparatus thus.
Utilize the natural wind of simulation to detect the performance of wind-driven generator, compared to existing technology, use software simulation wind speed and direction, be more close to real wind behaviour, therefore can detect the performance of wind-driven generator more really.
As shown in Figure 1 and Figure 4, the wind-power electricity generation actual training device that the present invention proposes, also include the base D that tower cylinder 9 supports, described wind generating unit A is placed on described base D; Described base D lower end arranges the second small gear 132 and second largest gear 133, and described second small gear 132 engages with described second largest gear 133; At least one yaw motor 131 is installed in described base upper end, described in the data driven that described yaw motor 131 detects according to described wind detection device, the second small gear 132 rotates, described second small gear 132 drives described second largest gear 133 to rotate when rotating, described second largest gear 133 drives described base D to rotate, and makes described base D drive described wind generating unit A to rotate.
After wind detection device C have detected the natural wind simulating of simulation wind apparatus B generation, operating console is according to the wind direction of the natural wind simulating detected, control the work of yaw motor 131, yaw motor 131 drives the second small gear 132 to drive second largest gear 133 to rotate, its angle of rotating is relevant to wind direction, whole wind generating unit A is made to follow the wind vector of base D along with natural wind simulating, namely, make wind generating unit all the time in face of wind direction, simulate wind-driven generator in reality windward to the situation of generating.
More specifically, as shown in Figure 4, the top of base D is also provided with and turns to detection device 135, its effect is, due to during blower natural wind simulating with circular movement, if and base follows the wind direction ceaselessly equidirectional rotation of blower, the damage of equipment can be caused for a long time, and the detection of detection device is turned to according to this, when unidirectional rotation angle is greater than preset angle angle value (such as 360 degree, 720 degree etc.), then this turns to detection device to control after described base restores back initial position to follow the wind direction of blower to rotate again, play the effect of protection wind-power electricity generation actual training device performance.
The wind-power electricity generation actual training device that the present invention proposes, as shown in Figure 1, also comprises oil hydraulic pump 7, and hydraulic contracting 8; The data that described oil hydraulic pump detects according to its liquid level sensor, as shown in Figure 4, the controlling rod controlled in the oil hydraulic cylinder 134 in the middle part of described base stretches out, and the rotation of second largest gear is stated in described control lever brake residence.And hydraulic contracting 8 is placed on the arbor wheel 12 of described gearbox 3, states arbor wheel 12 in described motor 2 power-off back brake residence and described fan blade 4 is stopped operating.
As shown in Figure 5, the wind-power electricity generation actual training device that the present invention proposes also comprises straddle truck 14, simulation wind apparatus B can be suspended in the top of straddle truck 14 by pulley, ac power supply service line 16 can be arranged on straddle truck 14 upper end, is finally connected on the first brush 64; Straddle truck 14 can also arrange electric hoist 15, utilize the suspension hook of electric hoist 15 lower end, whole wind generating unit A can be lifted easily.
As shown in Figure 5, refrigerating blower fan 17, heater 19 and sensor 18 also can be set around generator; This sensor 18 is temperature transducer, and for testing environment temperature, refrigerating blower fan 17 or heater 19 carry out freezing or heating according to the ambient temperature detected, and ensures that generator operation is at adapt circumstance temperature.
Can also be that described wind-power electricity generation actual training device installs rotary caution light, give the alarm when situation appears in wind-power electricity generation actual training device.
Based on the wind-power electricity generation actual training device of above-mentioned proposition, the invention allows for the controlling method of wind-power electricity generation actual training device, said method comprising the steps of:
Step S01: control wind simulator natural wind simulating;
Wherein, by the wind speed change regulating the air quantity of blower to realize natural wind simulating, first pinion rotation is driven by the first small gear, first pinion rotation drives hollow stem drivening rod to rotate, thus realizing blower along the circular movement taking hollow stem as the center of circle, this circular movement achieves the change of the wind direction of the natural wind that blower simulates.
Step S02: control the data that wind detection device detects wind simulator natural wind simulating; Wind detection device comprises flow direction vane and anemoscope, is detected the wind direction of natural wind simulating by flow direction vane, logical
Cross the wind speed that anemoscope detects natural wind simulating, and the wind speed and direction data of the natural wind simulating of detection are sent to operating console.
Step S03: according to the rotating speed detecting numerical control generator, and the angle windward of fan blade.
Change the rotating speed of generator according to the wind speed size detected, and the angle windward of fan blade, simulate wind-driven generator in practical operation, change the rotating speed of generator and the Windward angle situation of fan blade according to the wind direction of natural wind and wind speed.
In wind-power electricity generation actual training device provided by the invention and controlling method thereof, except wind generating unit, be also provided with wind simulator and wind detection device; Wind simulator natural wind simulating, wind detection device detects the natural wind of simulation, and sends the data of detection to wind generating unit, and wind generating unit is according to the rotating speed of the state adjustment fan blade of natural wind simulating and angle windward; Pass through said process, compare with software simulation wind speed and direction, the wind speed and direction of the real natural wind simulating of wind simulator energy, wind generating unit carries out the testing property of wind-driven generator according to the wind speed and direction of natural wind simulating, can with the performance of more real situation test generator.
The above is only preferred embodiment of the present invention, and be not restriction the present invention being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solution of the present invention content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (10)
1. wind-power electricity generation actual training device, comprises wind generating unit, and described wind generating unit comprises generator, motor, gearbox and fan blade, and described motor connects described generator and drives described generator rotation; Described gearbox connects described motor, and described fan blade connects described gearbox by arbor wheel, and described motor makes described gearbox drive described fan blade to rotate according to gear ratio; It is characterized in that, described wind-power electricity generation actual training device also comprises simulation wind apparatus, wind detection device and operating console; Described simulation wind apparatus natural wind simulating, described wind detection device detects the natural wind of described simulation wind apparatus simulation, and send detection data to operating console, the rotating speed of described operating console generator according to described detection numerical control, and the angle windward of described fan blade.
2. wind-power electricity generation actual training device according to claim 1, is characterized in that, described simulation wind apparatus is placed in the upper end of described wind detection device, comprises first gear, the first small gear, direct current generator, the first brush and blower; Described direct current generator connects described first small gear, drives described first pinion rotation; Described first small gear and described first gears meshing, make to drive described first pinion rotation during described first pinion rotation; Described first brush is socketed in a hollow stem, and one end of described hollow stem connects described first gear, drives described hollow stem to rotate during described first pinion rotation; Ac is connected outside described first brush, inner side connects the one end of the power line be placed in described hollow stem, the other end of described power line connects described blower, makes described ac power supply drive described blower work by described first brush and described power line; Described blower is connected on the other end of described hollow stem by a connecting rod, drives described connecting rod to rotate centered by described hollow stem, thus make described blower with described hollow stem for rotating in the center of circle when described hollow stem is rotated.
3. wind-power electricity generation actual training device according to claim 1, is characterized in that, described wind detection device is placed in the top of described wind generating unit, comprises wind vane and anemoscope.
4. wind-power electricity generation actual training device according to claim 1, is characterized in that, described wind-power electricity generation actual training device also comprises the base supported by tower cylinder, and described wind generating unit is placed on described base; Described base lower end arranges the second small gear and second largest gear, described second small gear and described second largest gears meshing; At least one yaw motor is installed in described base upper end, second pinion rotation described in the data driven that described yaw motor detects according to described wind detection device, described second largest pinion rotation is driven during described second pinion rotation, base rotation described in described second largest gear driven, makes described base drive described wind generating unit to rotate.
5. according to described wind-power electricity generation actual training device according to claim 4, it is characterized in that, described wind generating unit also comprises oil hydraulic pump, the data that described oil hydraulic pump detects according to its liquid level sensor, the controlling rod controlled in the oil hydraulic cylinder in the middle part of described base stretches out, and the rotation of second largest gear is stated in described control lever brake residence.
6. wind-power electricity generation actual training device according to claim 1, it is characterized in that, described wind generating unit also comprises hydraulic contracting, and described hydraulic contracting is placed on the arbor wheel of described gearbox, states arbor wheel described fan blade is stopped operating in described electric motor circuit breaking back brake residence.
7. wind-power electricity generation actual training device according to claim 1, is characterized in that, described fan blade is provided with PLC; Described fan blade is also provided with pitch motor, and described PLC controls the angle windward that described pitch motor changes described fan blade.
8. wind-power electricity generation actual training device according to claim 1, is characterized in that, described wind generating unit also comprises the refrigerating blower fan, heater and the sensor that are placed in around described generator.
9. wind-power electricity generation actual training device according to claim 1, is characterized in that, described wind-power electricity generation actual training device also comprises straddle truck, and described wind simulator is lifted on described straddle truck; Described straddle truck also comprises electric hoist, and described electric hoist is for lifting described wind generating unit.
10. the controlling method of wind-power electricity generation actual training device, described wind-power electricity generation actual training device comprises wind generating unit, simulation wind apparatus and wind detection device; Described wind generating unit comprises generator, motor, gearbox and fan blade, and described motor connects described generator and drives described generator rotation; Described gearbox connects described motor, and described fan blade connects described gearbox by arbor wheel, and described motor makes described gearbox drive described fan blade to rotate according to gear ratio; Described wind detection device detects the natural wind of described simulation wind apparatus simulation, and sends detection data to described generator; It is characterized in that, the controlling method of described wind-power electricity generation actual training device comprises the following steps:
Step S01: control described wind simulator natural wind simulating;
Step S02: control the data that described wind detection device detects described wind simulator natural wind simulating;
Step S03: the rotating speed of generator according to described detection numerical control, and the angle windward of described fan blade.
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| CN106979129A (en) * | 2017-04-13 | 2017-07-25 | 沈阳华人风电科技有限公司 | Wind turbines assemble actual training device and experimental method |
| CN108499093A (en) * | 2018-05-28 | 2018-09-07 | 天津鲁能置业有限公司 | A kind of games system and game control method |
| CN109301869A (en) * | 2018-10-29 | 2019-02-01 | 吴联凯 | A kind of multi-mode wind energy conversion system power control system |
| CN113530764A (en) * | 2021-07-05 | 2021-10-22 | 肖鹏 | Wind power generation blade wind-resistant level detection and windward angle comparison detection equipment thereof |
| CN113990159A (en) * | 2021-11-23 | 2022-01-28 | 天津中德应用技术大学 | Wind turbine generator system assembly maintenance and control teaching simulation device |
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| CN106979129A (en) * | 2017-04-13 | 2017-07-25 | 沈阳华人风电科技有限公司 | Wind turbines assemble actual training device and experimental method |
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| CN113530764A (en) * | 2021-07-05 | 2021-10-22 | 肖鹏 | Wind power generation blade wind-resistant level detection and windward angle comparison detection equipment thereof |
| CN113990159A (en) * | 2021-11-23 | 2022-01-28 | 天津中德应用技术大学 | Wind turbine generator system assembly maintenance and control teaching simulation device |
| CN113990159B (en) * | 2021-11-23 | 2023-06-20 | 天津中德应用技术大学 | Wind turbine generator system assembly overhauls and control teaching analogue means |
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|---|---|
| CN104675628B (en) | 2018-05-22 |
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