CN201947203U - Sun tracking control system - Google Patents
Sun tracking control system Download PDFInfo
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- CN201947203U CN201947203U CN 201020644731 CN201020644731U CN201947203U CN 201947203 U CN201947203 U CN 201947203U CN 201020644731 CN201020644731 CN 201020644731 CN 201020644731 U CN201020644731 U CN 201020644731U CN 201947203 U CN201947203 U CN 201947203U
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Abstract
The utility model discloses a sun tracking control system comprising a controller, an A/D (Analog to Digital)conversion unit connected to the input end of the controller, a D/A (Digital to Analog) conversion unit connected to the output end of the controller. A comprehensive information detection module is connected with the input end of the A/D conversion unit and comprises a wind speed detection sensor, a sunlight tracking sensor, a perpetual snow recognition sensor and a weather condition recognition sensor. Two linear power amplifier drive circuits are connected with the output end of the D/A conversion unit, the output ends of the two linear power amplifier drive circuits are respectively connected with two DC motors, the output ends of the DC motors are connected with a solar PV (photovoltaic) module, and the solar PV module is further connected with a position detection module, which comprises a direction detection sensor and a pitching detection sensor. The sun tracking control system has the advantages of simple structure, reasonable design, complete functions and high intelligent degree, realizes the accurate sunlight tracking property, improves the power generating efficiency of a solar battery, effectively protects a solar battery device, has good using effect and is suitable for popularization and use.
Description
Technical field
The utility model belongs to the solar energy generation technology field, especially relates to a kind of solar tracking control system that improves the photovoltaic module to solar energy utilization rate.
Background technology
Along with The development in society and economy, the depletion rate of the energy and resource is more and more faster.Traditional fuel energy reduces day by day, and the harm that environment is caused becomes increasingly conspicuous, and the whole world also has 2,000,000,000 people to can not get normal energy supply simultaneously.Energy savings, the protection environment has become the necessary condition of human kind sustainable development, and people's attentiveness is just turning to the utilization and the exploitation of regenerative resource.Solar energy forms the focus of paying attention to into people among this with its exclusive advantage.Solar cell has begun to come into huge numbers of families.But the utilization of solar energy is subjected to the influence of natural conditions such as landform, physical features, position, sexual intercourse very big, and the efficient that changes into electric energy owing to the cost of solar cell is higher relatively is too low again, can not get popularizing utilizing.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art; a kind of solar tracking control system is provided; it is simple in structure, and is reasonable in design, complete function; intelligent degree height; realize accurate sunshine tracking performance, improved solar cell power generation efficient, effectively protected solar battery apparatus; result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of solar tracking control system, it is characterized in that: comprise controller, be connected on the A/D converting unit and the D/A converting unit that is connected on controller output end of controller input, the input of described A/D converting unit is connected to the integrated information detection module that is output as analog signal, described integrated information detection module comprises the wind speed detecting sensor that wind speed is measured in real time, the sunshine tracking transducer that the orientation and the pitching information of the sun is detected, accumulated snow identification sensor that the accumulated snow situation on photovoltaic module surface is detected and the weather conditions identification sensor that weather conditions are discerned, described controller receive that the integrated information detection module detects and change through the A/D converting unit after signal and through exporting control signal corresponding after the comprehensive analysis processing to the D/A converting unit, described D/A converting unit receives the control signal of controller output also through exporting to two Linear Power Amplifier drive circuits that are connected on its output after the D/A conversion, two Linear Power Amplifier drive circuits are exported the corresponding driving signal respectively to two direct current machines that are connected on both outputs respectively, the output of described direct current machine is connected to the photovoltaic module and according to the drive signal of Linear Power Amplifier drive circuit output the position of photovoltaic module is regulated, also be connected to the position detecting module that is used to detect photovoltaic module position on the described photovoltaic module, described position detecting module by the orientation detection transducer that is used to detect photovoltaic module orientation and the pitching detecting sensor that is used to detect the photovoltaic module angle of pitch constitute, the output signal of described orientation detection transducer and pitching detecting sensor is digital signal and both outputs and all joins with the input of controller, the described detected signal of controller receiving position detection module and with the detected signal of integrated information detection module carry out comprehensive after, closed-loop adjustment is carried out in the position of photovoltaic module.
Above-mentioned a kind of solar tracking control system is characterized in that: described accumulated snow identification sensor is a pressure sensor.
Above-mentioned a kind of solar tracking control system is characterized in that: described controller is a single-chip microcomputer.
Above-mentioned a kind of solar tracking control system is characterized in that: described single-chip microcomputer is chip AT89S52.
The utility model compared with prior art has the following advantages: circuit structure of the present utility model is simple, reasonable in design, orientation, pitching signal by the sunshine tracking sensor acquisition sun, processing by subsequent conditioning circuit again, realized accurate sunshine tracking performance, thereby improved solar cell power generation efficient greatly, also protected solar battery apparatus simultaneously effectively; The tracking accuracy of sunlight of the present utility model can reach 0.1 ° in theory; The utility model is by the weather conditions identification sensor, and system can roughly identify cloudy day, rainy day, can accurately discern evening, this system mask following function when cloudy day or rainy day; By wind speed detecting sensor measuring wind speed in real time, when big wind speed, the photovoltaic module changes into level automatically, makes the windage minimum, the protection photovoltaic system; The accumulated snow identification sensor detects the accumulated snow situation on photovoltaic module surface effectively, and system's photovoltaic module of can turning on one's side automatically makes the automatic landing of accumulated snow.System can detect the quality of sunshine tracking transducer automatically, and when the sunshine tracking transducer broke down, system can give a warning, and the shielding following function, complete function of the present utility model and intelligent degree height, and result of use is good, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model.
Description of reference numerals:
The 1-controller; The 2-A/D converting unit; The 3-D/A converting unit;
4-integrated information detection module; 4-1-wind speed detecting sensor; 4-2-sunshine tracking transducer;
4-3-accumulated snow identification sensor; 4-4-weather conditions identification passes 5-Linear Power Amplifier drive circuit;
Sensor;
The 6-direct current machine; 7-photovoltaic module; The 8-position detecting module;
8-1-orientation detection transducer; 8-2-pitching detecting sensor.
Embodiment
As shown in Figure 1, the utility model comprises controller 1, be connected on the A/D converting unit 2 and the D/A converting unit 3 that is connected on controller 1 output of controller 1 input, the input of described A/D converting unit 2 is connected to the integrated information detection module 4 that is output as analog signal, described integrated information detection module 4 comprises the wind speed detecting sensor 4-1 that wind speed is measured in real time, the sunshine tracking transducer 4-2 that the orientation and the pitching information of the sun is detected, accumulated snow identification sensor 4-3 that the accumulated snow situation on photovoltaic module surface is detected and the weather conditions identification sensor 4-4 that weather conditions are discerned, described controller 1 receive that integrated information detection module 4 detects and change through A/D converting unit 2 after signal and through output control signal corresponding after the comprehensive analysis processing to D/A converting unit 3, described D/A converting unit 3 receives the control signal of controller 1 output also through exporting to two Linear Power Amplifier drive circuits 5 that are connected on its output after the D/A conversion, two Linear Power Amplifier drive circuits 5 are exported the corresponding driving signal respectively to two direct current machines 6 that are connected on both outputs respectively, the output of described direct current machine 6 is connected to photovoltaic module 7 and according to the drive signal of Linear Power Amplifier drive circuit 5 outputs the position of photovoltaic module 7 is regulated, also be connected to the position detecting module 8 that is used to detect photovoltaic module 7 positions on the described photovoltaic module 7, described position detecting module 8 by the orientation detection transducer 8-1 that is used to detect photovoltaic module 7 orientation and the pitching detecting sensor 8-2 that is used to detect photovoltaic module 7 angles of pitch constitute, the output signal of described orientation detection transducer 8-1 and pitching detecting sensor 8-2 is digital signal and both outputs and all joins with the input of controller 1, described controller 1 receiving position detection module, 8 detected signals and with integrated information detection module 4 detected signals carry out comprehensive after, closed-loop adjustment is carried out in the position of photovoltaic module 7.
In the present embodiment, described accumulated snow identification sensor 4-3 is a pressure sensor.Described controller 1 is a single-chip microcomputer.Described single-chip microcomputer is chip AT89S52.
As shown in Figure 1, the operation principle of the present utility model and the course of work are: sunshine tracking transducer 4-2 is with the orientation of the sun, the pitching signal is sent in the controller 1 through A/D converting unit 2, controller 1 carries out corresponding orientation by D/A converting unit 4 and two groups of direct current machines 6 of Linear Power Amplifier drive circuit 5 controls, pitch rotation, make 7 pairs of sun of photovoltaic module carry out real-time tracking, simultaneously, utilize orientation detection transducer 8-1 and pitching detecting sensor 8-2 to detect and feed back the positional information of photovoltaic module 7 in real time, overcome the machinery rotation dead band effectively.Generate time block in controller 1, make this system be in resting state evening with conserve energy, timer activated system and started working daytime, and switching time can be by setting manually.By weather conditions identification sensor 4-4, system can roughly identify cloudy day, rainy day, can accurately discern evening, this system mask following function when cloudy day or rainy day.Wind speed detecting sensor 4-1 measuring wind speed in real time, when big wind speed, photovoltaic module 7 changes into level automatically, makes the windage minimum, the protection photovoltaic system.Accumulated snow identification sensor 4-3 detects the accumulated snow situation on photovoltaic module 7 surfaces effectively, and system's photovoltaic module 7 of can turning on one's side automatically makes the automatic landing of accumulated snow.System can detect the quality of sunshine tracking transducer 4-2 automatically, and when sunshine tracking transducer 4-2 broke down, system can give a warning, and the shielding following function.
In sum, the utility model has been realized accurate sunshine tracking performance, thereby has improved solar cell power generation efficient greatly, has also protected solar battery apparatus simultaneously effectively; The tracking accuracy of sunlight of the present utility model can reach 0.1 ° in theory.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection range of technical solutions of the utility model according to the utility model technical spirit.
Claims (4)
1. solar tracking control system, it is characterized in that: comprise controller (1), be connected on the A/D converting unit (2) of controller (1) input and be connected on the D/A converting unit (3) of controller (1) output, the input of described A/D converting unit (2) is connected to the integrated information detection module (4) that is output as analog signal, described integrated information detection module (4) comprises the wind speed detecting sensor (4-1) that wind speed is measured in real time, the sunshine tracking transducer (4-2) that the orientation and the pitching information of the sun is detected, accumulated snow identification sensor (4-3) that the accumulated snow situation on photovoltaic module surface is detected and the weather conditions identification sensor (4-4) that weather conditions are discerned, described controller (1) receive that integrated information detection module (4) detects and change through A/D converting unit (2) after signal and the process comprehensive analysis processing after export control signal corresponding to D/A converting unit (3), described D/A converting unit (3) receives the control signal of controller (1) output also through exporting to two the Linear Power Amplifier drive circuits (5) that are connected on its output after the D/A conversion, two Linear Power Amplifier drive circuits (5) are exported the corresponding driving signal respectively to two direct current machines (6) that are connected on both outputs respectively, the output of described direct current machine (6) is connected to photovoltaic module (7) and according to the drive signal of Linear Power Amplifier drive circuit (5) output the position of photovoltaic module (7) is regulated, also be connected to the position detecting module (8) that is used to detect photovoltaic module (7) position on the described photovoltaic module (7), described position detecting module (8) is made of the pitching detecting sensor (8-2) that is used to detect the orientation detection transducer (8-1) in photovoltaic module (7) orientation and is used to detect photovoltaic module (7) angle of pitch, the output signal of described orientation detection transducer (8-1) and pitching detecting sensor (8-2) is digital signal and both outputs and all joins with the input of controller (1), the detected signal of described controller (1) receiving position detection module (8) and with the detected signal of integrated information detection module (4) carry out comprehensive after, closed-loop adjustment is carried out in the position of photovoltaic module (7).
2. according to the described a kind of solar tracking control system of claim 1, it is characterized in that: described accumulated snow identification sensor (4-3) is a pressure sensor.
3. according to the described a kind of solar tracking control system of claim 1, it is characterized in that: described controller (1) is a single-chip microcomputer.
4. according to the described a kind of solar tracking control system of claim 1, it is characterized in that: described single-chip microcomputer is chip AT89S52.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020644731 CN201947203U (en) | 2010-12-07 | 2010-12-07 | Sun tracking control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020644731 CN201947203U (en) | 2010-12-07 | 2010-12-07 | Sun tracking control system |
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| Publication Number | Publication Date |
|---|---|
| CN201947203U true CN201947203U (en) | 2011-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020644731 Expired - Fee Related CN201947203U (en) | 2010-12-07 | 2010-12-07 | Sun tracking control system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102570904A (en) * | 2010-12-07 | 2012-07-11 | 西安大昱光电科技有限公司 | Sun tracking control system |
| CN103543756A (en) * | 2013-10-30 | 2014-01-29 | 上海电气集团股份有限公司 | Solar energy dual-axis tracking system |
| CN104156005A (en) * | 2014-08-07 | 2014-11-19 | 福建农林大学 | Solar light chasing device |
| CN104320056A (en) * | 2014-09-12 | 2015-01-28 | 哈尔滨恒誉名翔科技有限公司 | Solar tracker based on single-chip microcomputer |
| CN106919187A (en) * | 2015-12-28 | 2017-07-04 | 太阳能公司 | Solar tracking device system |
-
2010
- 2010-12-07 CN CN 201020644731 patent/CN201947203U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102570904A (en) * | 2010-12-07 | 2012-07-11 | 西安大昱光电科技有限公司 | Sun tracking control system |
| CN103543756A (en) * | 2013-10-30 | 2014-01-29 | 上海电气集团股份有限公司 | Solar energy dual-axis tracking system |
| CN104156005A (en) * | 2014-08-07 | 2014-11-19 | 福建农林大学 | Solar light chasing device |
| CN104320056A (en) * | 2014-09-12 | 2015-01-28 | 哈尔滨恒誉名翔科技有限公司 | Solar tracker based on single-chip microcomputer |
| CN106919187A (en) * | 2015-12-28 | 2017-07-04 | 太阳能公司 | Solar tracking device system |
| CN106919187B (en) * | 2015-12-28 | 2022-11-18 | 太阳能公司 | Solar tracker system |
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| 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: 20110824 Termination date: 20131207 |