CN102063128A - Solar tracking and driving control system - Google Patents
Solar tracking and driving control system Download PDFInfo
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- CN102063128A CN102063128A CN2011100343578A CN201110034357A CN102063128A CN 102063128 A CN102063128 A CN 102063128A CN 2011100343578 A CN2011100343578 A CN 2011100343578A CN 201110034357 A CN201110034357 A CN 201110034357A CN 102063128 A CN102063128 A CN 102063128A
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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
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention relates to a solar tracking and driving control system comprising a receiver, a protection plate, at least three thermocouple temperature sensors, a central control unit, an elevating-angle angular sensor, an azimuth-angle angular sensor, an azimuth-angle driving mechanism, an elevating-angle driving mechanism, a GPS (Global Positioning System) module, a power supply, an azimuth-angle worm and gear transmission mechanism and an elevating-angle worm and gear transmission mechanism. The azimuth-angle driving mechanism drives the azimuth-angle worm and gear transmission mechanism, the elevating-angle driving mechanism drives the elevating-angle worm and gear transmission mechanism; the azimuth-angle driving mechanism is provided with at least two first motors; the azimuth-angle driving mechanism is provided with at least two second motors; the thermocouple temperature sensors are distributed on the protection plate, circularly distributed in at least one circle centering about a receiving hole of the receiver, and each circle is provided with at least three thermocouple temperature sensors. The invention has the advantages of high tracing reaction speed, high tracking accuracy, low cost, stable driving part operation, strong anti-impact capability, great transmission torque and long service life.
Description
Technical field
The present invention relates to a kind of solar energy tracking and driving control system.
Background technology
Solar energy thermal-power-generating has characteristics such as being incorporated into the power networks easily, being easy to large-scale promotion because its generation mode is similar to traditional generation mode, has worldwide obtained extensive concern.Solar energy thermal-power-generating mainly contains four classes: solar groove type generating, solar energy tower type generating, the generating of sun power dish formula, solar chimney generating.The generating of sun power dish formula is the highest a kind of mode of electricity conversion in the solar energy thermal-power-generating mode, but has characteristics such as standardized production, dirigibility height simultaneously, in future very big development space will be arranged.By paraboloid of revolution butterfly condenser with the incident solar light focusing in receptacle, heating working medium drives generator for electricity generation.Sun power dish formula generating working temperature height, the variation of working temperature will greatly influence the whole system operation state, need focusing place temperature is realized control in real time, and most economical way be that itself and sunlight tracking system are combined.Present tracking technique has all been done a large amount of research both at home and abroad, the program control sun tracker of bidimensional as Chinese Academy of Sciences's Shanghai physical technique Research Institute, the proposition digitizing solar tracking and the optically focused theory of professor Chen Yingtian of theoretical physics research institute of Chinese Academy of Sciences innovation, the new type solar energy tracking means of the employing aluminium section bar framed structure that Arizona, USA university releases.But these technology all are implement to follow the tracks of at non-focusing point place, can't reflect the practical working situation of focusing place in real time, will cause like this following the tracks of that reaction velocity is also unhappy, the high inadequately shortcoming of tracking accuracy.
Traditional Worm and worm-wheel gearing is to adopt single worm screw and single worm-drive mostly at present, and is widely used on transferring power and the speed reduction unit, and it is of a great variety, and model is different, and range of application is very extensive.Along with the continuous development of science and technology and the raising day by day of production level, common Worm and worm-wheel gearing because contact tooth is few, work not steadily, shortcoming can not satisfy people's such as impact resistance is strong, driving torque is little and serviceable life is short request for utilization.
Summary of the invention
The objective of the invention is to provide a kind of and follow the tracks of that reaction velocity is fast, the high and low cost of tracking accuracy, its drive part stable working, strong shock resistance, driving torque are big, the solar energy tracking and the driving control system of long service life.
The present invention realizes that the technical scheme of above-mentioned purpose is, a kind of solar energy tracking and driving control system, its innovative point is: comprise receiver, protective shield, at least three thermocouple temperature sensors, central control unit, elevation angle angular transducer, position angle angular transducer, position angle driving mechanism, elevation angle driving mechanism, GPS module, power supply, position angle Worm and worm-wheel gearing, elevation angle Worm and worm-wheel gearing, bearing seat, height turning axle, direction turning axle and at least one driving power; Described thermocouple temperature sensor, the elevation angle angular transducer, position angle angular transducer and GPS module all are electrically connected with central control unit, described thermocouple temperature sensor transmits temperature signal to central control unit, described elevation angle angular transducer transmits the elevation angle signal to central control unit, described position angle angular transducer transmits azimuth signal to central control unit, described GPS module transmits sun coordinate to central control unit, described position angle driving mechanism and elevation angle driving mechanism all are electrically connected with the output terminal of central control unit, described power supply is the central control unit power supply, and described driving power is electrically connected with central control unit; Drive mechanism position angle, described position angle Worm and worm-wheel gearing, described elevation angle drive mechanism elevation angle Worm and worm-wheel gearing; Described position angle driving mechanism has at least two first drive motor, described elevation angle driving mechanism has at least two second drive motor, described first drive motor is electrically connected with driving power, described second drive motor is electrically connected with driving power, described driving power receives the signal of central control unit, thereby controls first drive motor and second drive motor; Described position angle Worm and worm-wheel gearing comprises position angle output worm gear and at least two cover position angle worm gearings, position angle output worm gear and at least two cover position angle worm gearings are in transmission connection, and every cover position angle worm gearing includes initiatively worm screw of position angle, position angle transition worm gear and position angle transition worm screw, the position angle is worm screw and the engagement of position angle transition worm gear initiatively, transition worm gear in position angle is fixedlyed connected with position angle transition worm screw, position angle transition worm screw and the engagement of position angle output worm gear, each first drive motor is connected with the position angle active worm drive of each cover position angle worm gearing respectively, and described position angle angular transducer is fixedlyed connected with the direction turning axle; Described elevation angle Worm and worm-wheel gearing comprises elevation angle output worm gear and at least two elevation angle worm screws, elevation angle output worm gear is connected with at least two elevation angle worm drive, each second drive motor is connected with each cover elevation angle worm drive respectively, and described elevation angle angular transducer is fixedlyed connected with the height turning axle; Described elevation angle Worm and worm-wheel gearing is installed on the bearing seat, described elevation angle Worm and worm-wheel gearing is fixedlyed connected with the height turning axle, described position angle Worm and worm-wheel gearing is fixedlyed connected with the direction turning axle, and described direction turning axle is fixedlyed connected with bearing seat; Described thermocouple temperature sensor is distributed on the protective shield, and is the circular arrangement that the center becomes at least one circle with the receiving port of receiver, and at least three thermocouple temperature sensors are arranged on the circular arrangement of each circle.
Described position angle worm gearing is two covers, and the axis of two position angle transition worm screws of two cover position angle worm gearings are parallel to each other, and two position angles initiatively axis of worm screws are parallel to each other.
Also comprise display circuit, described display circuit is electrically connected with the output terminal of central control unit.
The diaphragm thermopair that described thermocouple temperature sensor adopts K type φ 1mm armoured thermocouple or responds fast.
Described elevation angle angular transducer and position angle angular transducer adopt optoelectronic angle scrambler, resistance angular transducer or wire resistor angular transducer.
Described central control unit adopts PLC Programmable Logic Controller or single-chip microcomputer.
Described elevation angle driving mechanism and deflection driving mechanism adopt servo control mechanism or stepping mechanism or commonly exchange, dc drive system.
Described central control unit has communication interface, and adopts RS232 communication interface or RS495 communication interface or usb communication interface.
Described driving power is one, described first drive motor and second drive motor respectively by two independently switch control and these two independently switch all be connected with driving power.
Described driving power is two, and a driving power is electrically connected with first drive motor, and another driving power is electrically connected with second drive motor.
The present invention captures hot spot temperature and output signal behind catoptron optically focused at thermocouple temperature sensor, after the temperature comparison process of central control unit to thermocouple sensor, output control signal controlling and driving motor is to the minor adjustments of condenser, thereby realize the essence of the sun is followed the tracks of, it adopts based on the temperature of temperature sensor and follows the tracks of and look the daily motion track following, the mode that the GPS location combines, have full-automatic, round-the-clock, the tracking reaction velocity is fast, the tracking accuracy height, cumulative errors can satisfy the demand in Application of Solar Energy field than advantages such as other system are little; After drive part of the present invention adopts said structure, owing to comprise output worm gear and at least two cover worm gearings, output worm gear and at least two cover worm gearings are in transmission connection, transition worm screw in the two cover worm gearings and output worm gear engaged transmission, transferring power is given the output worm gear, so contact tooth is many, stable working, and load-bearing capacity is strong, and transmission power is big, has improved serviceable life.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the synoptic diagram of arranging of thermocouple temperature sensor 1 of the present invention;
Fig. 3 is the structural representation of drive part of the present invention;
Fig. 4 is a driving circuit block diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is done and to describe in further detail.
Shown in Fig. 1 ~ 4, a kind of solar energy tracking and driving control system comprise receiver 9, protective shield 10, at least three thermocouple temperature sensors 1, central control unit U1, elevation angle angular transducer 2, position angle angular transducer 3, position angle driving mechanism 5, elevation angle driving mechanism 6, GPS module 4, power supply 8, position angle Worm and worm-wheel gearing 11, elevation angle Worm and worm-wheel gearing 12, bearing seat 13, height turning axle 14, direction turning axle 15 and at least one driving power; Described thermocouple temperature sensor 1, elevation angle angular transducer 2, position angle angular transducer 3 and GPS module 4 all are electrically connected with central control unit U1, described thermocouple temperature sensor 1 transmits temperature signal to central control unit U1, described elevation angle angular transducer 2 transmits the elevation angle signal to central control unit U1, described position angle angular transducer 3 transmits azimuth signal to central control unit U1, described GPS module 4 transmits sun coordinate to central control unit U1, described position angle driving mechanism 5 and elevation angle driving mechanism 6 all are electrically connected with the output terminal of central control unit U1, described power supply 8 is central control unit U1 power supply, and described driving power is electrically connected with central control unit U1; Described position angle driving mechanism 5 drives position angle Worm and worm-wheel gearing 11, and described elevation angle driving mechanism 6 drives elevation angle Worm and worm-wheel gearing 12; Described position angle driving mechanism 5 has at least two first drive motor 5-1, described elevation angle driving mechanism 6 has at least two second drive motor 6-1, the described first drive motor 5-1 is electrically connected with driving power, the described second drive motor 6-1 is electrically connected with driving power, described driving power receives the signal of central control unit U1, thereby controls the first drive motor 5-1 and the second drive motor 6-1; Described position angle Worm and worm-wheel gearing 11 comprises position angle output worm gear 11-1 and at least two cover position angle worm gearing 11-2, position angle output worm gear 11-1 and at least two cover position angle worm gearing 11-2 are in transmission connection, and every cover position angle worm gearing 11-2 includes initiatively worm screw 11-2-1 of position angle, position angle transition worm gear 11-2-2 and position angle transition worm screw 11-2-3, the position angle is worm screw 11-2-1 and position angle transition worm gear 11-2-2 engagement initiatively, position angle transition worm gear 11-2-2 is fixedlyed connected with position angle transition worm screw 11-2-3, position angle transition worm screw 11-2-3 and position angle output worm gear 11-1 engagement, each first drive motor 5-1 is in transmission connection with the position angle active worm screw 11-2-1 of each cover position angle worm gearing 11-2 respectively or the first drive motor 5-1 initiatively is connected by other reductors between the worm screw 11-2-1 with the position angle, and described position angle angular transducer 3 is fixedlyed connected with direction turning axle 15; Described elevation angle Worm and worm-wheel gearing 12 comprises elevation angle output worm gear 12-1 and at least two elevation angle worm screw 12-2, elevation angle output worm gear 12-1 and at least two elevation angle worm screw 12-2 are in transmission connection, each second drive motor 6-1 be in transmission connection with each cover elevation angle worm screw 12-2 respectively or the second drive motor 6-1 and elevation angle worm screw 12-2 between be connected by other reductors, described elevation angle angular transducer 2 is fixedlyed connected with turning axle 14 highly; Described elevation angle Worm and worm-wheel gearing 12 is installed on the bearing seat 13, described elevation angle Worm and worm-wheel gearing 12 is fixedlyed connected with height turning axle 14, described position angle Worm and worm-wheel gearing 11 is fixedlyed connected with direction turning axle 15, and described direction turning axle 15 is fixedlyed connected with bearing seat 13; Described thermocouple temperature sensor 1 is distributed on the protective shield 10, and is the circular arrangement that the center becomes at least one circle with the receiving port of receiver 9, and at least three thermocouple temperature sensors 1 are arranged on the circular arrangement of each circle.Described elevation angle Worm and worm-wheel gearing 12 is along with position angle Worm and worm-wheel gearing 11 rotates.
Described position angle worm gearing 11-2 is two covers, and the axis of two position angle transition worm screw 11-2-3 of two cover position angle worm gearing 11-2 are parallel to each other, and two position angles initiatively axis of worm screw 11-2-1 are parallel to each other.
Also comprise display circuit 7, described display circuit 7 is electrically connected with the output terminal of central control unit U1.
The diaphragm thermopair that described thermocouple temperature sensor 1 adopts K type φ 1mm armoured thermocouple or responds fast.
Described elevation angle angular transducer 2 and position angle angular transducer 3 adopt optoelectronic angle scrambler, resistance angular transducer or wire resistor angular transducer.
Described central control unit U1 adopts PLC Programmable Logic Controller or single-chip microcomputer.
Described elevation angle driving mechanism 6 and deflection driving mechanism 5 adopt servo control mechanisms or stepping mechanism or commonly exchange, dc drive system.Present embodiment adopts the HC-KFS023 of Mitsubishi servo-drive system.
Described central control unit U1 has communication interface, and adopts RS232 communication interface or RS495 communication interface or usb communication interface, can with other opertaing device swap data.
Described driving power is one, the described first drive motor 5-1 and the second drive motor 6-1 respectively by two independently switch control and these two independently switch all be connected with driving power.
Claims (10)
1. solar energy tracking and driving control system is characterized in that:
A, comprise receiver (9), protective shield (10), at least three thermocouple temperature sensors (1), central control unit (U1), elevation angle angular transducer (2), position angle angular transducer (3), position angle driving mechanism (5), elevation angle driving mechanism (6), GPS module (4), power supply (8), position angle Worm and worm-wheel gearing (11), elevation angle Worm and worm-wheel gearing (12), bearing seat (13), height turning axle (14), direction turning axle (15) and at least one driving power;
B, described thermocouple temperature sensor (1), elevation angle angular transducer (2), position angle angular transducer (3) and GPS module (4) all are electrically connected with central control unit (U1), described thermocouple temperature sensor (1) transmits temperature signal to central control unit (U1), described elevation angle angular transducer (2) transmits the elevation angle signal to central control unit (U1), described position angle angular transducer (3) transmits azimuth signal to central control unit (U1), described GPS module (4) transmits sun coordinate to central control unit (U1), described position angle driving mechanism (5) and elevation angle driving mechanism (6) all are electrically connected with the output terminal of central control unit (U1), described power supply (8) is central control unit (U1) power supply, and described driving power is electrically connected with central control unit (U1);
C, described position angle driving mechanism (5) drive position angle Worm and worm-wheel gearing (11), and described elevation angle driving mechanism (6) drives elevation angle Worm and worm-wheel gearing (12);
D, described position angle driving mechanism (5) have at least two first drive motor (5-1), described elevation angle driving mechanism (6) has at least two second drive motor (6-1), described first drive motor (5-1) is electrically connected with driving power, described second drive motor (6-1) is electrically connected with driving power, described driving power receives the signal of central control unit (U1), thereby controls first drive motor (5-1) and second drive motor (6-1);
E, described position angle Worm and worm-wheel gearing (11) comprises position angle output worm gear (11-1) and at least two cover position angle worm gearings (11-2), position angle output worm gear (11-1) and at least two cover position angle worm gearings (11-2) are in transmission connection, and every cover position angle worm gearing (11-2) includes initiatively worm screw (11-2-1) of position angle, position angle transition worm gear (11-2-2) and position angle transition worm screw (11-2-3), the position angle is worm screw (11-2-1) and position angle transition worm gear (11-2-2) engagement initiatively, position angle transition worm gear (11-2-2) is fixedlyed connected with position angle transition worm screw (11-2-3), position angle transition worm screw (11-2-3) and position angle output worm gear (11-1) engagement, each first drive motor (5-1) is in transmission connection with the position angle active worm screw (11-2-1) that each overlaps position angle worm gearing (11-2) respectively, and described position angle angular transducer (3) is fixedlyed connected with direction turning axle (15);
F, described elevation angle Worm and worm-wheel gearing (12) comprise elevation angle output worm gear (12-1) and at least two elevation angle worm screws (12-2), elevation angle output worm gear (12-1) and at least two elevation angle worm screws (12-2) are in transmission connection, each second drive motor (6-1) is in transmission connection with each cover elevation angle worm screw (12-2) respectively, and described elevation angle angular transducer (2) is fixedlyed connected with height turning axle (14);
G, described elevation angle Worm and worm-wheel gearing (12) are installed on the bearing seat (13), described elevation angle Worm and worm-wheel gearing (12) is fixedlyed connected with height turning axle (14), described position angle Worm and worm-wheel gearing (11) is fixedlyed connected with direction turning axle (15), and described direction turning axle (15) is fixedlyed connected with bearing seat (13);
H, described thermocouple temperature sensor (1) are distributed on the protective shield (10), and are the circular arrangement that the center becomes at least one circle with the receiving port of receiver (9), and at least three thermocouple temperature sensors (1) are arranged on the circular arrangement of each circle.
2. solar energy tracking according to claim 1 and driving control system, it is characterized in that: described position angle worm gearing (11-2) is two covers, and the axis of two position angle transition worm screws (11-2-3) of two cover position angle worm gearings (11-2) is parallel to each other, and the axis of two position angle active worm screws (11-2-1) is parallel to each other.
3. solar energy tracking according to claim 1 and driving control system is characterized in that: also comprise display circuit (7), described display circuit (7) is electrically connected with the output terminal of central control unit (U1).
4. solar energy tracking according to claim 1 and driving control system is characterized in that: the diaphragm thermopair that described thermocouple temperature sensor (1) adopts K type φ 1mm armoured thermocouple or responds fast.
5. solar energy tracking according to claim 1 and driving control system is characterized in that: described elevation angle angular transducer (2) and position angle angular transducer (3) adopt optoelectronic angle scrambler, resistance angular transducer or wire resistor angular transducer.
6. solar energy tracking according to claim 1 and driving control system is characterized in that: described central control unit (U1) adopts PLC Programmable Logic Controller or single-chip microcomputer.
7. solar energy tracking according to claim 1 and control system is characterized in that: described elevation angle driving mechanism (6) and deflection driving mechanism (5) adopt servo control mechanism or stepping mechanism or commonly exchange, dc drive system.
8. solar energy tracking according to claim 6 and driving control system is characterized in that: described central control unit (U1) has communication interface, and adopts RS232 communication interface or RS495 communication interface or usb communication interface.
9. solar energy tracking according to claim 1 and driving control system, it is characterized in that: described driving power is one, described first drive motor (5-1) and second drive motor (6-1) respectively by two independently switch control and these two independently switch all be connected with driving power.
10. solar energy tracking according to claim 1 and driving control system, it is characterized in that: described driving power is two, a driving power is electrically connected with first drive motor (5-1), and another driving power is electrically connected with second drive motor (6-1).
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| CN2011100343578A CN102063128B (en) | 2011-02-01 | 2011-02-01 | Solar tracking and driving control system |
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| CN2011100343578A CN102063128B (en) | 2011-02-01 | 2011-02-01 | Solar tracking and driving control system |
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| CN102393756A (en) * | 2011-11-04 | 2012-03-28 | 江苏白兔科创新能源股份有限公司 | Solar sun tracking controller |
| CN102778896A (en) * | 2012-07-02 | 2012-11-14 | 洛阳师范学院 | Automatic solar tracking device |
| CN102931881A (en) * | 2012-11-06 | 2013-02-13 | 大连民族学院 | Solar street lamp power supply capable of automatically following light |
| CN104020783A (en) * | 2014-05-15 | 2014-09-03 | 南京工程学院 | Dish type light condenser system employing high precision solar tracking controller |
| CN104156005A (en) * | 2014-08-07 | 2014-11-19 | 福建农林大学 | Solar light chasing device |
| CN104777852A (en) * | 2015-04-20 | 2015-07-15 | 宁波大智机械科技有限公司 | Rotary driving device for solar panel |
| CN104811124A (en) * | 2015-04-15 | 2015-07-29 | 宁波大智机械科技有限公司 | Rotary vertical column |
| CN104932554A (en) * | 2015-06-04 | 2015-09-23 | 北京理工大学 | Semi-active control type coupling with negative stiffness being variable |
| CN104993778A (en) * | 2015-07-24 | 2015-10-21 | 攀枝花学院 | Array-type dual-axis linkage solar tracking device |
| CN105186990A (en) * | 2015-08-26 | 2015-12-23 | 四川钟顺太阳能开发有限公司 | our-actuator solar tracking device for high concentration |
| CN106299589A (en) * | 2016-08-30 | 2017-01-04 | 上海交通大学 | A kind of X Y type antenna based on orthogonal Worm Wheel System |
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| CN104020783B (en) * | 2014-05-15 | 2016-11-02 | 南京工程学院 | A kind of disc type condensation system using high-precision sun energy tracking control unit |
| CN104020783A (en) * | 2014-05-15 | 2014-09-03 | 南京工程学院 | Dish type light condenser system employing high precision solar tracking controller |
| CN104156005A (en) * | 2014-08-07 | 2014-11-19 | 福建农林大学 | Solar light chasing device |
| CN104811124A (en) * | 2015-04-15 | 2015-07-29 | 宁波大智机械科技有限公司 | Rotary vertical column |
| CN104811124B (en) * | 2015-04-15 | 2017-01-18 | 宁波大智机械科技有限公司 | Rotary vertical column |
| CN104777852A (en) * | 2015-04-20 | 2015-07-15 | 宁波大智机械科技有限公司 | Rotary driving device for solar panel |
| CN104932554B (en) * | 2015-06-04 | 2017-12-05 | 北京理工大学 | A kind of semi- active control type shaft coupling of variable negative stiffness |
| CN104932554A (en) * | 2015-06-04 | 2015-09-23 | 北京理工大学 | Semi-active control type coupling with negative stiffness being variable |
| CN104993778A (en) * | 2015-07-24 | 2015-10-21 | 攀枝花学院 | Array-type dual-axis linkage solar tracking device |
| CN105186990A (en) * | 2015-08-26 | 2015-12-23 | 四川钟顺太阳能开发有限公司 | our-actuator solar tracking device for high concentration |
| CN106299589A (en) * | 2016-08-30 | 2017-01-04 | 上海交通大学 | A kind of X Y type antenna based on orthogonal Worm Wheel System |
| CN106571766A (en) * | 2016-10-26 | 2017-04-19 | 东莞市天合机电开发有限公司 | Photovoltaic panel support applied to solar street lamps |
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| CN108205334A (en) * | 2017-12-29 | 2018-06-26 | 王存义 | The permanent accurate tracing machine of square |
| CN110061689A (en) * | 2019-05-21 | 2019-07-26 | 陆永成 | Automatic solar power system day by day |
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