CN201013537Y

CN201013537Y - Scene complementary landscape windmill

Info

Publication number: CN201013537Y
Application number: CNU2007201036275U
Authority: CN
Inventors: 杨明皓; 翟庆志; 井天军
Original assignee: China Agricultural University
Current assignee: China Agricultural University
Priority date: 2007-02-15
Filing date: 2007-02-15
Publication date: 2008-01-30
Anticipated expiration: 2017-02-15

Abstract

The utility model belongs to a resource regeneration and use technology region, in particular to relate to an innovating sight establishment taking the wind power and the solar power as the raw power. The technical scheme of the device comprises a wind wheel machine (1) and a solar generating device; the device is characterized in that: an electric machine (3) is connected with a bearing (2) and a wind wheel machine (1); the electric machine is connected with the anode and the cathode of a storage battery (12) through an AC/DC double-directional convertor (6). A speed-rotating sensor (13) is arranged between the wind wheel machine (1) and the electric machine (3). The solar generating device is connected with the anode and the cathode of a storage battery (12) through a DC/DC convertor. A controller is also connected with the AC/DC double-directional convertor (6). The windmill is beautiful in the appearance, low in the operation cost without any pollution and without needing power-supply from the outer device; the yearly maintenance cost is less; the device can bear the weigh of the commonweal propagandizing, enterprise and production advertising and so on. The device is adaptable to be used in both sides of the park, the village and the road.

Description

Wind light mutual complementing view windmill

Technical field

The utility model belongs to the renewable energy utilization technical field, and being specifically related to a kind of is motive novelty view facility with wind energy, solar energy.

Background technique

Under the promotion of China's economic development, man-made tourist site facility miscellaneous in parks at the intersections, village, both sides of highway emerge in large numbers, and lighted our life.These facilities or can only view and admire by day, or by twine, the light of projection helps and could work at night, and will consume a large amount of electric energy at night like this, and function is comparatively single.

And at the wide northern area of China, wind energy, solar energy resources enrich, and the two is complementary situation in the whole year.The wind light mutual complementing power generation technology in Tibet, the Inner Mongol is applied to solve remote herdsman's powerup issue, it combines the advantage of wind-power electricity generation and solar photovoltaic technology, has effectively improved the comprehensive utilization ratio of wind, light resources and equipment.This technology is mainly used wind and solar hybrid generating system at present, and the windmill in the system only works in generating state, stop operating when wind speed is low, and outward appearance technology is simple, no landscape effect.

The model utility content

The purpose of this utility model is to provide a kind of wind light mutual complementing view windmill.

Comprise wind turbine 1 and device of solar generating in order to reach the technology that the purpose of this utility model takes, it is characterized in that, be connected to a motor 3 by connection bearing 2 and wind turbine 1, this motor 3 is connected with the both positive and negative polarity of a storage battery 12 through AC/DC reversible transducer 6, between wind turbine 1 and motor 3, be provided with a speed probe 13, device of solar generating is connected by the both positive and negative polarity of DC/DC transducer with storage battery 12, the controller 23 in addition that links to each other with AC/DC reversible transducer 6.

In the above-mentioned wind light mutual complementing view windmill, AC/DC reversible transducer 6 comprises by the IGBT bridge 18 of controller 23 control and K switch 1, K switch 2, and IGBT bridge 18 links to each other with storage battery 12 with K switch 2 by K switch 1, links to each other with motor 3 by its input terminal.

In the above-mentioned wind light mutual complementing view windmill, described controller 23 comprises DSP digital signal processor, and its signal source is the signal that current transformer CT1, voltage transformer pt 1, PT2 and speed probe 13 are gathered.

In the above-mentioned wind light mutual complementing view windmill, between controller 23 and IGBT bridge 18, be provided with IGBT and drive.

In the above-mentioned wind light mutual complementing view windmill, be provided with lamp 16 on wind turbine 1, be provided with lamp dimmer 14 between AC/DC reversible transducer 6 and lamp 16, this lamp dimmer 14 is carried out the control signal that accompanying drawing 2 middle controllers 23 provide.

In the above-mentioned wind light mutual complementing view windmill, the pylon 15 of wind turbine 1 is up-small and down-big variable cross section body, leads around need not and drags, and this makes the whole novel and beautiful of windmill.

In the above-mentioned wind light mutual complementing view windmill, the lamp 16 that is provided with on wind turbine 1 is for being located at the blade of wind turbine 1 and the LED light emitting diode on the pylon, and concrete light configuration needs only to make illustrative in the accompanying drawing 1 according to the design of The field situation.

In the above-mentioned wind light mutual complementing view windmill, but motor 3 is the motor of alternation under generator and motor two states.

This wind light mutual complementing view windmill novel and beautiful, there is not harmful substances discharging, pollution-free, flexible, efficient, electric energy output is stable.The day-to-day operation cost is low, need not be from external electricity, and year maintenance is little, can carry functions such as public good propaganda, enterprise and product advertising, is adapted at park, village, both sides of highway use.

The utility model has improved wind turbine in the wind and solar hybrid generating system and only has been used to the conventional mode of operation of generating electricity, and makes the sense of rotation of wind wheel and speed obtain control accurately, has realized the landscape effect of windmill comparatively ideally.Pass through the rotation of windmill and cooperating of light at night, make windmill more bright and colourful.

Description of drawings

Fig. 1 is the structural representation of the utility model wind light mutual complementing view windmill;

Fig. 2 is the control circuit figure of the utility model wind light mutual complementing view windmill.

Specific embodiments

As shown in Figure 1, this wind light mutual complementing view windmill comprises wind-power electricity generation/drive part, solar electrical energy generation part and energy storage and conversion portion.

Wind-power electricity generation/drive part is made up of wind turbine 1, connection bearing 2, speed probe 13, motor 3, connection lead 4.15 is the pylon of

wind turbine

1, and 16 for being located at the blade of wind turbine 1 and the lamp on the pylon 15.

The solar electrical energy generation part forms 10 by photovoltaic battery panel 9, connection lead.

Energy storage and conversion portion by AC/DC reversible transducer 6, be connected lead 7, DC/DC transducer 11, connection lead 8, storage battery 12 and form.

The pylon 15 of wind turbine 1 adopts does not have the traction design, promptly by the pylon carrying wind turbine of variable cross section, need not tractive all around and fixes.

Accompanying drawing 2 has been represented the detailed structure of AC/DC reversible transducer 6.IGBT bridge 18 links to each other with motor 3 by input terminal 17, links to each other with storage battery 12 by K switch 1, K2.IGBT bridge 18 provides by controller 23 with the control signal of K switch 1, K2, and the signal that wherein is used to control IGBT bridge 18 also will drive 24 through IGBT and amplify conditioning, is converted to the control signal that can directly drive IGBT.The signal that electrical signal that CT1, PT1, PT2 gathered and speed probe 13 are gathered has constituted controlled quentity controlled variable input 22, for the closed loop control of controller 23 provides foundation.The core of controller has adopted operational capability to surpass the high speed digital signal processor of 100MIPS, and IGBT has selected for use switching frequency to be higher than the high speed device of 10kHZ, and this makes that the IGBT bridge can Efficient and Flexible work, thereby has guaranteed the stable output of electric energy.

IGBT bridge among the described embodiment of Fig. 2 uses single phase motor, if adopt three phase electric machine, only existing four brachium pontis need be increased to six brachium pontis.

Motor 3 adopts the motor that can work in generator and electric motor state, realizes the switching of two states by control gear.When motor 3 is operated in the generator state, K switch 1 closure in the accompanying drawing 2, K2 disconnects, and motor 3 AC energy of sending out is charged to storage battery 12 through IGBT bridge 18 and K1; When motor 3 was operated in electric motor state, K1 disconnected, the K2 closure, and storage battery 12 supplies the setpoint frequency AC energy through K2 and IGBT bridge 18 to motor 3.Controller 23 is imported cut-offfing of 22 control switch K1 and K2 and is generated control signal according to controlled quentity controlled variable, drives 24 control IGBT bridges 18 through IGBT, realizes the stable electric motor state AC energy of output setpoint frequency down that reaches of charging voltage under the generator state.

Wind-power electricity generation/drive part is to energy storage and conversion portion energy storage or get energy, and the solar electrical energy generation part is having under the condition of illumination to energy storage and conversion portion DC power output.

14 is lamp dimmer, and it is located between AC/DC reversible transducer 6 and the lamp 16, its control night lights flicker.

View is made up of the rotation of wind turbine and the flicker of the surperficial light of wind turbine at night.

The utility model utilizes the wind light mutual complementing power supply technique to realize view facility generating power for their own use to electricity, by the power electronics control technique realized motor can alternation at generator and two states of motor, wind turbine both can drive electric power generation, also can be by the speed rotation of setting under the driving of motor.In addition, the pylon by selecting aesthetic in appearance and wind turbine that color is beautiful, variable cross section for use and increase LED lighting equipment has been realized round-the-clock ideal landscape effect.

The working procedure of wind turbine:

1. when wind speed was higher than the incision wind speed, 3 generatings of wind turbine 1 dragging motor were sent electric energy through AC/DC reversible transducer 6, and galvanic current can be stored in the storage battery 12.

2. when wind speed was lower than the incision wind speed but is higher than setting rotating speed (as the desired rotating speed of view), motor 3 quit work.

3. when wind speed was lower than incision setting rotating speed, to motor 3 power supplies, motor 3 dragged wind turbine 1 according to setting rotary speed working in the operation of generator state to storage battery 12 through AC/DC reversible transducer 6.

The photovoltaic cell working procedure:

When in the daytime illumination being arranged, photovoltaic battery panel 9 through DC/DC transducer 11 to charge in batteries.

The landscape effect explanation:

In the daytime, when wind speed was higher than wind speed setting, wind turbine freely rotated; When wind speed is lower than wind speed setting, rotating speed is by 6 controls of AC/DC reversible transducer, K1 disconnects in the accompanying drawing 2 at this moment, the K2 closure, storage battery 12 is motor 3 power supplies by IGBT bridge 18, and the rotating speed of motor 3 provides according to controlled quentity controlled variable input 22 by controller 23, drives 11 through IGBT and is converted to the control signal that can directly drive IGBT bridge 18, IGBT bridge 18 to the AC energy of motor 3 outputs with the corresponding frequency of required rotating speed, represents landscape effect under the effect of control signal.

At night, light is opened, and the luminous and flicker by the LED on lamp dimmer control wind turbine 1 pylon and blade face.The work of wind turbine is with identical in the daytime.

In addition, under the situation of place permission, can use the collaborative work of many typhoons turbine, strengthen landscape effect.

In the wind turbine working procedure, obtaining of rotating speed is to be obtained by 13 speed probes, for control provides foundation.

It should be noted last that, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.

Claims

1. a wind light mutual complementing view windmill comprises wind turbine (1) and device of solar generating, it is characterized in that, be connected to a motor (3) by connection bearing (2) and wind turbine (1), this motor (3) is connected with the both positive and negative polarity of a storage battery (12) through AC/DC reversible transducer (6), between wind turbine (1) and motor (3), be provided with a speed probe (13), device of solar generating is connected by the both positive and negative polarity of DC/DC transducer with storage battery (12), a controller (23) in addition that links to each other with AC/DC reversible transducer (6).

2. wind light mutual complementing view windmill according to claim 1, it is characterized in that, AC/DC reversible transducer (6) comprises by the IGBT bridge (18) of controller (23) control and K switch 1, K switch 2, IGBT bridge (18) links to each other with storage battery (12) with K switch 2 by K switch 1, links to each other with motor (3) by its input terminal.

3. wind light mutual complementing view windmill according to claim 2 is characterized in that described controller (23) comprises DSP digital signal processor.

4. according to claim 2 or 3 described wind light mutual complementing view windmills, it is characterized in that, between controller (23) and IGBT bridge (18), be provided with IGBT and drive (24).

5. according to claim 1 or 2 or 3 described wind light mutual complementing view windmills, it is characterized in that, on wind turbine 1, be provided with lamp (16), between AC/DC reversible transducer (6) and lamp (16), be provided with lamp dimmer (14).

6. according to claim 1 or 2 or 3 described wind light mutual complementing view windmills, it is characterized in that the pylon (15) of wind turbine (1) is up-small and down-big variable cross section body.

7. wind light mutual complementing view windmill according to claim 5 is characterized in that, going up the lamp (16) that is provided with at wind turbine (1) is to be located at the blade of wind turbine (1) and the LED light emitting diode on the pylon.

8. according to claim 1 or 2 or 3 described wind light mutual complementing view windmills, it is characterized in that, motor (3) but be the motor of alternation under generator and motor two states.