CN102156482A - Solar azimuth angle tracking controller and tracking method thereof - Google Patents
Solar azimuth angle tracking controller and tracking method thereof Download PDFInfo
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- CN102156482A CN102156482A CN201110090300XA CN201110090300A CN102156482A CN 102156482 A CN102156482 A CN 102156482A CN 201110090300X A CN201110090300X A CN 201110090300XA CN 201110090300 A CN201110090300 A CN 201110090300A CN 102156482 A CN102156482 A CN 102156482A
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Abstract
The invention discloses a solar azimuth angle tracking controller, which is composed of a microprocessor, a photosensitive probe, a power supply circuit, a motor driving module, a communication circuit, a GPS (Global Position System) module and a manual control circuit, wherein the microprocessor is respectively connected with the photosensitive probe, the power supply circuit, the motor driving module, the communication circuit, the GPS module and the manual control circuit. The invention further provides a tracking method of the solar azimuth angle tracking controller, wherein the method is used for implementing high-precision tracking on the solar azimuth angle based on a solar motion locus mathematical model and a photosensitive device.
Description
Technical field
The present invention relates to the solar energy automatic tracking electric power system, especially relate to a kind of solar azimuth tracking control unit and tracking thereof.
Background technology
The tracking mode of existing solar energy automatic tracking controller can be divided into photoelectric tracking method and two kinds of timing tracings.
The photoelectric tracking mode is by light sensor the variation of solar light irradiation angle to be judged that the rear drive follower carries out passive tracking to position of sun.Its advantage is the tracking precision height, but poor anti jamming capability is subjected to the influence of scattered light easily, and misoperation is more, and power consumption is bigger.
Regularly the tracing principle is to utilize the per hour rule of 15 ° of rotations of the earth, adopting real time clock to adjust a solar module angle at set intervals follows the tracks of sun angle, as Chinese patent publication number 2562135, open day on July 23rd, 2003, the name of innovation and creation is called " little power consumption timing solar energy tracking device ", this kind tracking mode need not the strong misoperation of sensor antijamming capability and consumes energy few less, but can not adjust processing and installation accuracy with support, difficult realization high precision tracking according to the actual solar motion rule in locality.The ubiquity tracking accuracy is low or need shortcoming such as manual synchronizing.
More than two types solar tracking mode its relative merits are respectively arranged, can't satisfy the strong requirement of tracking accuracy high anti-jamming capacity fully.
Summary of the invention
Primary and foremost purpose of the present invention is to overcome the shortcoming of above-mentioned prior art with not enough, a kind of solar azimuth tracking control unit is provided, and described tracking control unit is based on solar motion track mathematical model and photosensitive device is realized solar azimuth is carried out high precision tracking.
Another object of the present invention also is to provide a kind of tracking of solar azimuth tracking control unit.
In order to achieve the above object, the present invention is by the following technical solutions:
A kind of solar azimuth tracking control unit, described controller comprises:
Microprocessor is used to receive the data of handling GPS module, photosensitive probe, motor drive module and telecommunication circuit, also is used to calculate position of sun and drives tracking control unit adjust the solar components angle;
Power circuit is used for providing the controller each several part needed supply voltage by described microprocessor;
The GPS module is used to provide on-site longitude and latitude of controller and temporal information;
Photosensitive probe is used to microprocessor that the sunshine angle signal is provided;
Motor control module is used to realize driving and monitoring to motor;
Manual control circuit is used to realize manually controlling the function of motor;
Telecommunication circuit is used to realize controller and peripheral computing machine or Surveillance center's information interaction, and tracker is carried out remote monitoring;
Described microprocessor is connected with power circuit, GPS module, photosensitive probe, motor control module, manual control circuit and communicating circuit respectively.
Described motor control module comprises: motor-drive circuit, over current of motor testing circuit, motor feedback pulse testing circuit.
A kind of tracking of solar azimuth tracking control unit said method comprising the steps of:
(1) energized circuit, the controller initialization also brings into operation;
(2) after the controller operation, motor control module carries out zero clearing to the angle of follower and resets;
(3) after the angle zero clearing of follower resets, judge whether motor needs manually to control, manually control electric motors function if desired, then according to button and network service instruction drive motor, and then judge whether motor needs manually to control, do not need manually to control up to motor; If do not need manually to control electric motors function, then continue following steps;
(4) judge whether the GPS module obtains longitude and latitude and temporal information, if the GPS module does not receive longitude and latitude and temporal information, then report to the police by telecommunication circuit output GPS module failure, enter the breakdown maintenance pattern, if the GPS module has received longitude and latitude and temporal information, then continue following steps;
(5) microprocessor calculates sun angle according to the temporal information that receives by microprocessor;
(6) judge whether to be in daytime, if not daytime, then carry out step (3) again, if proceed following steps daytime;
(7) judge whether follower and sun angle have deviation, if there is not deviation, then carry out step (3) again, if deviation is arranged, then drive motor is eliminated deviation;
(8) eliminate after the deviation of follower and sun angle, judge whether microprocessor receives photosensitive probe sunshine angle signal, if microprocessor does not receive signal, then report to the police by telecommunication circuit output GPS module failure, enter the breakdown maintenance pattern, if microprocessor has received signal, then proceed following steps;
(9) judge once more whether follower and sun angle have deviation, if there is not deviation, then carry out step (3) again, if deviation is arranged, then drive motor is eliminated deviation, carries out step (3) more again after the elimination deviation.
Described step (5) microprocessor calculates sun angle according to the temporal information that receives by microprocessor, judge whether motor control module is carried out and avenge holding function automatically, carry out if desired and fall to avenge action automatically, then drive motor carries out the snow action, again carry out step (3) then, do not fall to avenge action if do not need to carry out automatically, proceed step (6).
Described step (7) comprises sun altitude and solar azimuth to the sun angle described in the step (9).
In described step (4) and the step (8) enter the breakdown maintenance pattern after, whether failure judgement is got rid of, if do not fix a breakdown, then reenters the breakdown maintenance pattern and carries out the fault eliminating, if fault is got rid of, then remove and continue to carry out again step (3) behind the fault alarm.
Compared with prior art, the present invention has the following advantages and effect:
1, of the present invention controller adopts GPS to locate when being subjected to and photosensitive probe simultaneously, realizes regularly and photosensitive two kinds of tracking modes;
2, the sunshine angle signal that detects by photosensitive probe of controller of the present invention is to the accurate adjustment of follower angle, not only guaranteed precision of following the tracks of but also the tracking error of having avoided stray light effects to cause;
3, controller of the present invention has solar module and falls snow, manually control, communication function and remote monitoring function automatically.
Description of drawings
Fig. 1 is the theory diagram of a kind of solar azimuth tracking control unit of the present invention.
Fig. 2 is the tracking schematic flow sheet of a kind of solar azimuth tracking control unit of the present invention.
Fig. 3 is the embodiment of the invention 2 tracking schematic flow sheets.
Embodiment
The present invention is described in further detail below in conjunction with embodiment and accompanying drawing, but embodiments of the present invention are not limited thereto.
Embodiment 1
As shown in Figure 1, a kind of theory diagram of solar azimuth tracking control unit, described controller comprises:
Microprocessor is used to receive the data of handling GPS module, photosensitive probe, motor drive module and telecommunication circuit, also is used to calculate position of sun and drives tracking control unit adjust the solar components angle;
Power circuit is used for providing the controller each several part needed supply voltage by described microprocessor;
The GPS module is used to provide on-site longitude and latitude of controller and temporal information;
Photosensitive probe is used to microprocessor that the sunshine angle signal is provided;
Motor control module is used to realize driving and monitoring to motor;
Manual control circuit is used to realize manually controlling the function of motor;
Telecommunication circuit is used to realize controller and peripheral computing machine or Surveillance center's information interaction, and tracker is carried out remote monitoring;
Described microprocessor is connected with power circuit, GPS module, photosensitive probe, motor control module, manual control circuit and communicating circuit respectively.
Described motor control module comprises: motor-drive circuit, over current of motor testing circuit, motor feedback pulse testing circuit.
Be a kind of tracking schematic flow sheet of solar azimuth tracking control unit as shown in Figure 2,
(1) energized circuit, the controller initialization also brings into operation;
(2) after the controller operation, motor control module carries out zero clearing to the angle of follower and resets;
(3) after the angle zero clearing of follower resets, judge whether motor needs manually to control, manually control electric motors function if desired, then according to button and network service instruction drive motor, and then judge whether motor needs manually to control, do not need manually to control up to motor; If do not need manually to control electric motors function, then continue following steps;
(4) judge whether the GPS module obtains longitude and latitude and temporal information, if the GPS module does not receive longitude and latitude and temporal information, then report to the police by telecommunication circuit output GPS module failure, enter the breakdown maintenance pattern, if the GPS module has received longitude and latitude and temporal information, then continue following steps;
(5) microprocessor calculates sun angle according to the temporal information that receives by microprocessor;
(6) judge whether to be in daytime, if not daytime, then carry out step (3) again, if proceed following steps daytime;
(7) judge whether follower and sun angle have deviation, if there is not deviation, then carry out step (3) again, if deviation is arranged, then drive motor is eliminated deviation;
(8) eliminate after the deviation of follower and sun angle, judge whether microprocessor receives photosensitive probe sunshine angle signal, if microprocessor does not receive signal, then report to the police by telecommunication circuit output GPS module failure, enter the breakdown maintenance pattern, if microprocessor has received signal, then proceed following steps;
(9) judge once more whether follower and sun angle have deviation, if there is not deviation, then carry out step (3) again, if deviation is arranged, then drive motor is eliminated deviation, carries out step (3) more again after the elimination deviation.
Described step (7) comprises sun altitude and solar azimuth to the sun angle described in the step (9).
In described step (4) and the step (8) enter the breakdown maintenance pattern after, whether failure judgement is got rid of, if do not fix a breakdown, then reenters the breakdown maintenance pattern and carries out the fault eliminating, if fault is got rid of, then remove and continue to carry out again step (3) behind the fault alarm.
Embodiment 2
Present embodiment is the optimization of embodiment 1.
When the solar azimuth tracking control unit occurs by accumulated snow, leaf or the covering of other foreign material, system need carry out down the snow action, at this moment, as shown in Figure 3, microprocessor calculates sun angle according to the temporal information that receives by microprocessor, judge whether motor control module is carried out and avenge holding function automatically, carry out if desired and fall to avenge action automatically, then drive motor carries out the snow action, again carry out step (3) then, do not fall to avenge action if do not need to carry out automatically, proceed step (6).Other concrete performances are identical with embodiment 1.
The foregoing description is a preferred implementation of the present invention; but embodiments of the present invention are not restricted to the described embodiments; other any do not deviate from change, the modification done under spirit of the present invention and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (6)
1. a solar azimuth tracking control unit is characterized in that, described controller specifically comprises:
Microprocessor is used to receive the data of handling GPS module, photosensitive probe, motor drive module and telecommunication circuit, also is used to calculate position of sun and drives tracking control unit adjust the solar components angle;
Power circuit is used for providing the controller each several part needed supply voltage by described microprocessor;
The GPS module is used to provide on-site longitude and latitude of controller and temporal information;
Photosensitive probe is used to microprocessor that the sunshine angle signal is provided;
Motor control module is used to realize driving and monitoring to motor;
Manual control circuit is used to realize manually controlling the function of motor;
Telecommunication circuit is used to realize controller and peripheral computing machine or Surveillance center's information interaction, and tracker is carried out remote monitoring;
Described microprocessor is connected with power circuit, GPS module, photosensitive probe, motor control module, manual control circuit and communicating circuit respectively.
2. a kind of solar azimuth tracking control unit according to claim 1 is characterized in that described motor control module comprises: motor-drive circuit, over current of motor testing circuit, motor feedback pulse testing circuit.
3. the tracking of a solar azimuth tracking control unit is characterized in that, said method comprising the steps of:
(1) energized circuit, the controller initialization also brings into operation;
(2) after the controller operation, motor control module carries out zero clearing to the angle of follower and resets;
(3) after the angle zero clearing of follower resets, judge whether motor needs manually to control, manually control electric motors function if desired, then according to button and network service instruction drive motor, and then judge whether motor needs manually to control, do not need manually to control up to motor; If do not need manually to control electric motors function, then continue following steps;
(4) judge whether the GPS module obtains longitude and latitude and temporal information, if the GPS module does not receive longitude and latitude and temporal information, then report to the police by telecommunication circuit output GPS module failure, enter the breakdown maintenance pattern, if the GPS module has received longitude and latitude and temporal information, then continue following steps;
(5) microprocessor calculates sun angle according to the temporal information that receives by microprocessor;
(6) judge whether to be in daytime, if not daytime, then carry out step (3) again, if proceed following steps daytime;
(7) judge whether follower and sun angle have deviation, if there is not deviation, then carry out step (3) again, if deviation is arranged, then drive motor is eliminated deviation;
(8) eliminate after the deviation of follower and sun angle, judge whether microprocessor receives photosensitive probe sunshine angle signal, if microprocessor does not receive signal, then report to the police by telecommunication circuit output GPS module failure, enter the breakdown maintenance pattern, if microprocessor has received signal, then proceed following steps;
(9) judge once more whether follower and sun angle have deviation, if there is not deviation, then carry out step (3) again, if deviation is arranged, then drive motor is eliminated deviation, carries out step (3) more again after the elimination deviation.
4. the tracking of a kind of solar azimuth tracking control unit according to claim 3, it is characterized in that, described step (5) microprocessor calculates sun angle according to the temporal information that receives by microprocessor, judge whether motor control module is carried out and avenge holding function automatically, carry out snow action automatically if desired, then drive motor is carried out and is fallen to avenge action, carries out step (3) then again, do not fall to avenge action if do not need to carry out automatically, proceed step (6).
5. the tracking of a kind of solar azimuth tracking control unit according to claim 3 is characterized in that, described step (7) comprises sun altitude and solar azimuth to the sun angle described in the step (9).
6. the tracking of a kind of solar azimuth tracking control unit according to claim 3, it is characterized in that, in described step (4) and the step (8) enter the breakdown maintenance pattern after, whether failure judgement is got rid of, if do not fix a breakdown, then reenter the breakdown maintenance pattern and carry out fault and get rid of,, continue to carry out again step (3) after then removing fault alarm if fault is got rid of.
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| CN 201110090300 CN102156482B (en) | 2011-04-11 | 2011-04-11 | Solar azimuth angle tracking controller and tracking method thereof |
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| CN 201110090300 CN102156482B (en) | 2011-04-11 | 2011-04-11 | Solar azimuth angle tracking controller and tracking method thereof |
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Cited By (11)
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| CN102402227A (en) * | 2011-11-28 | 2012-04-04 | 王洪坡 | Full-automatic sun tracking device |
| CN102591359A (en) * | 2012-02-24 | 2012-07-18 | 陕西科技大学 | Solar tracking controller |
| CN102778897A (en) * | 2012-07-03 | 2012-11-14 | 中天同圆太阳能高科技有限公司 | Tracking method and device for solar tracker |
| CN103076812A (en) * | 2011-10-26 | 2013-05-01 | 上海卫星工程研究所 | Novel solar array driving mechanism |
| CN103378187A (en) * | 2012-04-18 | 2013-10-30 | 中信博新能源科技（苏州）有限公司 | Intelligent tracking type solar photovoltaic assembly support |
| CN103378186A (en) * | 2012-04-18 | 2013-10-30 | 中信博新能源科技（苏州）有限公司 | Linked tracking support apparatus for solar photovoltaic module |
| CN105022415A (en) * | 2015-08-28 | 2015-11-04 | 刘丰 | Intelligent sun tracking system |
| CN105068563A (en) * | 2015-08-28 | 2015-11-18 | 刘丰 | Intelligent sun tracking method |
| CN105425834A (en) * | 2015-12-22 | 2016-03-23 | 常州信息职业技术学院 | Sunlight tracking device and sunlight tracking method of same |
| CN106385228A (en) * | 2016-09-29 | 2017-02-08 | 中冶华天南京电气工程技术有限公司 | Azimuth angle automatic tracking water floating photovoltaic array |
| CN106843291A (en) * | 2017-03-16 | 2017-06-13 | 长春晟博光学技术开发有限公司 | Full-automatic sun tracks of device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103076812A (en) * | 2011-10-26 | 2013-05-01 | 上海卫星工程研究所 | Novel solar array driving mechanism |
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| CN103378187A (en) * | 2012-04-18 | 2013-10-30 | 中信博新能源科技（苏州）有限公司 | Intelligent tracking type solar photovoltaic assembly support |
| CN103378186A (en) * | 2012-04-18 | 2013-10-30 | 中信博新能源科技（苏州）有限公司 | Linked tracking support apparatus for solar photovoltaic module |
| CN103378187B (en) * | 2012-04-18 | 2015-12-23 | 中信博新能源科技（苏州）有限公司 | Intelligent tracking type solar photovoltaic assembly support |
| CN102778897A (en) * | 2012-07-03 | 2012-11-14 | 中天同圆太阳能高科技有限公司 | Tracking method and device for solar tracker |
| CN105022415A (en) * | 2015-08-28 | 2015-11-04 | 刘丰 | Intelligent sun tracking system |
| CN105068563A (en) * | 2015-08-28 | 2015-11-18 | 刘丰 | Intelligent sun tracking method |
| CN105425834A (en) * | 2015-12-22 | 2016-03-23 | 常州信息职业技术学院 | Sunlight tracking device and sunlight tracking method of same |
| CN105425834B (en) * | 2015-12-22 | 2018-07-17 | 常州信息职业技术学院 | A kind of method of sunshine tracer and its tracking sunlight |
| CN106385228A (en) * | 2016-09-29 | 2017-02-08 | 中冶华天南京电气工程技术有限公司 | Azimuth angle automatic tracking water floating photovoltaic array |
| CN106385228B (en) * | 2016-09-29 | 2018-10-12 | 中冶华天南京电气工程技术有限公司 | A kind of automatic trackable surface floating photovoltaic array in azimuth |
| CN106843291A (en) * | 2017-03-16 | 2017-06-13 | 长春晟博光学技术开发有限公司 | Full-automatic sun tracks of device |
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