CN105278554A - Heliostat reference position positioning method - Google Patents
Heliostat reference position positioning method Download PDFInfo
- Publication number
- CN105278554A CN105278554A CN201510673142.9A CN201510673142A CN105278554A CN 105278554 A CN105278554 A CN 105278554A CN 201510673142 A CN201510673142 A CN 201510673142A CN 105278554 A CN105278554 A CN 105278554A
- Authority
- CN
- China
- Prior art keywords
- angle
- reflecting surface
- heliostat
- reference position
- controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention provides a heliostat reference position positioning method. The method comprises the steps that S1, the azimuth angle and/or the horizontal angle of a reflecting surface is controlled to fast rotate along a first direction, so that the angle rotates an A angle relative to a basic position, and the angle fast rotates along a second direction based on the rotated position; S2, if the reflecting surface is detected to come into a reference range before B angle rotation is completed, the reflecting surface is controlled to stop rotating; S3, based on a position wherein rotating stops in the step of S2, the azimuth angle and/or the horizontal angle of the reflecting surface is controlled to fast rotate an A' angle along the first direction; S4, based on a position after rotating in the step of S3, fast rotating C angle along the second direction and slowly rotating D angle are carried out; and if the reflecting surface is detected to come into the reference range before D angle is completed, the reflecting surface is controlled to stop rotating, and the final stop position is confirmed as a reference position and is reported.
Description
Technical field
The present invention relates to tower type solar power field, particularly relate to a kind of localization method of heliostat reference position.
Background technology
Sun power is more and more applied as a kind of clean regenerative resource, and especially photo-thermal power generation technology is the later emerging solar utilization technique of photovoltaic power generation technology that continues.In several photo-thermal power generation technology, tower type solar energy thermal power generation adopts a large amount of heliostats to be gathered by sunshine and be arranged on to absorb heat on the heat dump of tower top, and heating working medium, produces steam, and pushing turbine drive electrical generators generates electricity.
Wherein, because whole tower type solar energy thermal power generation heliostat mirror field comprises thousands of heliostats, realize the accurate control to each heliostat, heliostat is enable to reflex on heat dump by sunshine to greatest extent, for raising heliostat reflected sunlight efficiency, improve generating efficiency significant.For this reason, the establishment of the reference position of heliostat just seems particularly important, needs a kind of localization method of heliostat reference position with fair speed, accuracy, stability in prior art badly.
Summary of the invention
The technical problem to be solved in the present invention is the location how realizing heliostat reference position.
In order to solve this technical matters, the invention provides a kind of localization method of heliostat reference position, in order to the reflecting surface in heliostat system is positioned reference azimuth/horizontal angle position, described reference azimuth/horizontal angle position is the endpoint location of the reference range that reflecting surface rotates, and it is characterized in that: comprise the steps:
S1: the position angle of described reflecting surface and/or horizontal angle are controlled to turn soon along first direction, it is made to rotate A angle relative to a home position, and described reflecting surface exceeds described reference range after rotating A angle, then turns soon along second direction based on postrotational position, enters step S2:
S2: in the process that second direction rotates:
If before completing the rotation of B angle, described reflecting surface is tested enters described reference range, then control described reflecting surface and stop operating, and enter step S3;
If complete B angle to rotate, described reflecting surface is not measured yet enters described reference range, then, after completing the rotation of B angle, described reflecting surface is controlled to stop rotation, and the information of feedback reference position localizing faults;
Wherein, during adjustment position angle, the absolute value of B angle is more than or equal to 360 degree; During adjustment horizontal angle, the absolute value of B angle is more than or equal to 90 degree;
S3: based on the position when step S2 stops operating, the position angle of described reflecting surface and/or horizontal angle are controlled to turn A ' angle soon along first direction, make described reflecting surface rotate to described reference range;
S4: first turn C angle soon along second direction based on the postrotational position of step S3, then slow-speed D angle, make described reflecting surface not enter described reference range when C angle rotates; Simultaneously:
If before completing D angle, described reflecting surface is tested enters described reference range, then stop operating at the described reflecting surface of control, confirms that the final position stopped is reference position and reports;
If complete D angle to rotate, described reflecting surface is not measured yet enters described reference range, then after completing D angle rotation, control described reflecting surface and stop operating, and the information of feedback reference position localizing faults.
Optionally, described heliostat system also comprises the driving mechanism driving the position angle of described reflecting surface and/or horizontal angle to rotate, the position angle detecting described reflecting surface and/or horizontal angle and whether rotates into the sensing mechanism of reference range, measures the measuring mechanism of described reflecting surface position angle and/or the horizontal angle anglec of rotation and controller;
In described step S1 to S4, described controller in order to:
The information that response is preset and the Real-time Feedback of described sensing mechanism and measuring mechanism, by the rotation of reflecting surface position angle described in described driving mechanisms control and/or horizontal angle, stop the rotation and rotational speed.
Optionally, described driving mechanism comprises the position angle drive motor and/or horizontal angle drive motor that are connected with described controller and reflecting surface respectively, and described sensing mechanism comprises the azimuth angle reference alignment sensor and/or horizontal angle origin reference location sensor that connect described controller; Described measuring mechanism comprises azimuth angle measurement mechanism and/or horizontal angle angle measurement unit.
Optionally, in described step S2, in the process that described controller is rotated along second direction by reflecting surface described in described driving mechanisms control according to described default information:
If described sensing mechanism detects that described reflecting surface enters described reference range, and described measuring mechanism detects that described reflecting surface does not complete B angle, the reflecting surface described in described driving mechanisms control that feds back through that then described controller responds described sensing mechanism and measuring mechanism stops operating, and enters step S3;
If described measurement mechanism detects that described reflecting surface completes B angle and rotates, and described sensing mechanism does not detect that described reflecting surface enters described reference position all the time, the reflecting surface described in described driving mechanisms control that feds back through that then described controller responds described sensing mechanism and measuring mechanism stops operating, and the information of feedback reference position localizing faults is to host computer.
Optionally, in described step S3, position data first resets by described controller, then based on the position when step S2 stops operating, A ' angle is turned by the position angle of reflecting surface described in described driving mechanisms control and/or horizontal angle soon along first direction according to described default information, then in described step S4, based on postrotational position, first C angle is turned soon along second direction, then slow-speed D angle;
In the process of slow-speed D angle:
If described sensing mechanism detects that described reflecting surface enters described reference range, and described measuring mechanism is when detecting that described reflecting surface does not complete D angle, the reflecting surface described in described driving mechanisms control that feds back through that then described controller responds described sensing mechanism and measuring mechanism stops operating, and confirms that the final position stopped is reference position and is reported to host computer;
If described measurement mechanism detects that described reflecting surface completes D angle and rotates, and described sensing mechanism does not detect that described reflecting surface enters described reference range all the time, the reflecting surface described in described driving mechanisms control that feds back through that then described controller responds described sensing mechanism and measuring mechanism stops operating, and the information of feedback reference position localizing faults is to host computer.
Optionally, described controller is also in order to store the position angle of heliostat reflecting surface and/or horizontal angle information when power-off.
Optionally, described controller is also connected with supply voltage detection module, described supply voltage detection module is used for the voltage of detection control device energization input, described controller is in order to respond the feedback of described supply voltage detection module, when energization input voltage is lower than setting value, current position angle and horizontal angle information are stored.
Optionally, described home position is the position of described reflecting surface before described step S1 implements.
Optionally, described home position is the reference position that before power-off last time of described heliostat system, described reflecting surface rotates.
Optionally, in described step S1, first the data stored during power-off last time are verified, if verification succeeds, then the reference position that before described home position being defined as power-off last time of described heliostat system, described reflecting surface rotates; If when the data check stored during power-off is failed, then described home position is defined as the position that described step S1 implements front described reflecting surface.
Optionally, in described step S5, the absolute value of D angle is less than the absolute value of A angle.
Relative to prior art, the invention has the beneficial effects as follows:
1, the present invention adopts first coarse adjustment, the mode of rear fine tuning, while the locating speed of raising heliostat reference position, can ensure the accuracy of location, reference position
2, in the optional scheme of the present invention, when system cut-off, the position angle of heliostat reflecting surface and horizontal angle information can be stored in time, when Power resumption, position angle and the horizontal angle of heliostat reflecting surface can be determined fast, for the enforcement stability of heliostat reference position positioning strategy and feasibility provide guarantee;
3, in the optional scheme of the present invention, when the heliostat reflecting surface position angle stored when power-off and horizontal angle information cannot verify and pass through, default value data still can be utilized to carry out initialization to heliostat controller, ensure that the location, reference position of heliostat can be carried out smoothly.
4, adopt heliostat reference position determining method of the present invention, can realize carrying out location, reference position to the position angle of heliostat reflecting surface and horizontal angle simultaneously.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of heliostat system in one embodiment of the invention;
Fig. 2 is the schematic flow sheet of the localization method of heliostat reference position in one embodiment of the invention.
Embodiment
Below with reference to Fig. 1 and Fig. 2, the localization method of heliostat reference position provided by the invention is described in detail, it is optional embodiment of the present invention, can think, those skilled in the art, in the scope not changing the present invention's spirit and content, can modify to it and polish.
The invention provides a kind of localization method of heliostat reference position, hereafter describe sequence pair localization method of the present invention with two kinds of steps to set forth, be respectively step S1 to S5, and step (1) is to step (14), to expect from two aspects, the ins and outs of whole localization method to be set forth clear, the present invention is in order to be positioned the reflecting surface in heliostat system for reference azimuth/horizontal angle position, and described reference azimuth/horizontal angle position is the endpoint location of the reference range that reflecting surface rotates.
First, provide heliostat system, in optional embodiment of the present invention, please refer to Fig. 1, described heliostat system also comprises the driving mechanism driving the position angle of described reflecting surface and/or horizontal angle to rotate, the position angle detecting described reflecting surface and/or horizontal angle and whether goes to the sensing mechanism of reference position, measures the measuring mechanism of described reflecting surface position angle and/or the horizontal angle anglec of rotation and controller;
In a further embodiment, described driving mechanism comprises the position angle drive motor and/or horizontal angle drive motor that are connected with described controller and reflecting surface respectively, and described sensing mechanism comprises the azimuth angle reference alignment sensor and/or horizontal angle origin reference location sensor that connect described controller; Described measuring mechanism comprises azimuth angle measurement mechanism and/or horizontal angle angle measurement unit.
Relevant described controller, described controller in order to:
The information that response is preset and the Real-time Feedback of described sensing mechanism and measuring mechanism, by the rotation of reflecting surface position angle described in described driving mechanisms control and/or horizontal angle, stop the rotation and rotational speed.Described controller is also in order to store the position angle of heliostat reflecting surface and/or horizontal angle information when power-off, and it can realize this function by configuration data memory module.In addition, in further alternative scheme, described controller is also connected with supply voltage detection module, described supply voltage detection module is used for the voltage of detection control device energization input, when energization input voltage is lower than setting value, described data memory module stores heliostat present orientation angle and horizontal angle information.
In optional embodiment of the present invention, described azimuth angle reference alignment sensor is Hall element or photoelectric sensor, and described horizontal angle origin reference location sensor is Hall element or photoelectric sensor.Described azimuth angle measurement mechanism is the one in photoelectric encoder, magnetic coder or Hall scrambler.Described horizontal angle angle measurement unit is the one in photoelectric encoder, magnetic coder or Hall scrambler.
Then, expansion introduction is carried out to method, comprises the steps:
S1: the position angle of described reflecting surface and/or horizontal angle are controlled to turn soon along first direction, it is made to rotate A angle relative to a home position, and described reflecting surface exceeds described reference range after rotating A angle, then turns soon along second direction based on postrotational position, enters step S2:
In the present invention one optional embodiment, in described step S1, first the data stored during power-off last time are verified, if verification succeeds, then the reference position that before described home position being defined as power-off last time of described heliostat system, described reflecting surface rotates; If when the data check stored during power-off is failed, then described home position is defined as the position that described step S1 implements front described reflecting surface.Under this design, when system cut-off, the position angle of heliostat reflecting surface and horizontal angle information can be stored in time, when Power resumption, position angle and the horizontal angle of heliostat reflecting surface can be determined fast, for the enforcement stability of heliostat reference position positioning strategy and feasibility provide guarantee.
In another optional embodiment of the present invention, described home position is the position of described reflecting surface before described step S1 implements.This design under, the heliostat reflecting surface position angle stored when power-off and horizontal angle information cannot verify by time, default value data still can be utilized to carry out initialization to heliostat controller, ensure heliostat reference position location can carry out smoothly.In other words, in optional embodiment of the present invention, the data stored when the data of acquiescence and power-off can be utilized simultaneously, and the former is stored in controller as the alternative of the latter, in this step, also comprises:
First the data stored during power-off last time are verified, if verification succeeds, then the reference position that before described home position being defined as power-off last time of described heliostat system, described reflecting surface rotates; If when the data check stored during power-off is failed, then described home position is defined as the position that described step S1 implements front described reflecting surface.Above function can be realized by controller.
Above step also can disassemble further into:
(1) send heliostat reference position by host computer and locate sign on;
(2) controller receives location, the heliostat reference position sign on sent by host computer;
(3) the default value data that controller utilizes it to store complete the initialization of heliostat controller, execution step (4) after initialization completes; Or heliostat controller utilizes its heliostat position angle stored when power-off last time and horizontal angle data to complete the initialization of heliostat controller, execution step (5) after initialization completes;
Step (4): when the default value data that heliostat controller utilizes it to store complete the initialization of heliostat controller, be the first reference position with heliostat reflecting surface initial position, and the first reference position is defined as zero angle, by heliostat controller controlling party parallactic angle drive motor and/or horizontal angle drive motor quick rotation reflecting surface to A angle, perform step (6) afterwards, wherein, in reflecting surface rotation process, azimuth angle reference alignment sensor and/or horizontal angle origin reference location sensor do not detect heliostat reference position signal, described A angle is the angle relative to the first reference position, be greater than 0 °, and exceed the induction range of azimuth angle reference alignment sensor and/or horizontal angle origin reference location sensor,
S2: in the process that second direction rotates:
If before completing the rotation of B angle, described reflecting surface is tested enters described reference range, then control described reflecting surface and stop operating, and enter step S3;
If complete B angle to rotate, described reflecting surface is not measured yet enters described reference range, then, after completing the rotation of B angle, described reflecting surface is controlled to stop rotation, and the information of feedback reference position localizing faults;
Wherein, during adjustment position angle, the absolute value of B angle is more than or equal to 360 degree; During adjustment horizontal angle, the absolute value of B angle is more than or equal to 90 degree;
Above the effect of each parts inserted will be described, can further describe again into:
In described step S2, in the process that described controller is rotated along second direction by reflecting surface described in described driving mechanisms control according to described default information:
If described sensing mechanism detects that described reflecting surface enters described reference range, and described measuring mechanism detects that described reflecting surface does not complete B angle, the reflecting surface described in described driving mechanisms control that feds back through that then described controller responds described sensing mechanism and measuring mechanism stops operating, and enters step S3;
If described measurement mechanism detects that described reflecting surface completes B angle and rotates, and described sensing mechanism does not detect that described reflecting surface enters described reference position all the time, the reflecting surface described in described driving mechanisms control that feds back through that then described controller responds described sensing mechanism and measuring mechanism stops operating, and the information of feedback reference position localizing faults is to host computer.
In conjunction with step (1) above to step (5), can be described as again:
Step (6): be the reference position of heliostat reflecting surface in step (6) with the final position of heliostat reflecting surface in step (4) or (5), by heliostat controller controlling party parallactic angle drive motor and/or horizontal angle drive motor quick rotation reflecting surface to B angle, perform step (7) afterwards, in reflecting surface rotation process, azimuth angle reference alignment sensor and/or horizontal angle origin reference location sensor detect heliostat reference position signal and feed back to heliostat controller, described B angle is the angle relative to the first reference position, and rotation direction is contrary with A angular turn direction, when adjusting reflecting surface position angle, B angle absolute value and A angle absolute value sum are more than or equal to 360 °, when adjusting reflecting surface horizontal angle, B angle absolute value and A angle absolute value sum are more than or equal to 90 °,
(7) in the process of carrying out step (6), heliostat reference position signal whether detected by heliostat controller real-time judge azimuth angle reference alignment sensor and/or horizontal angle origin reference location sensor simultaneously, if judged result is for heliostat reference position signal being detected, then carry out step (9), if judged result is not for heliostat reference position signal to be detected, then carry out step (8).
(8) judge whether reflecting surface turns to B angle by heliostat controller, if judged result is reflecting surface turn to B angle, then carry out step (14), if judged result is reflecting surface do not turn to B angle, then continue to perform step (6) and (7), until heliostat controller judged result, for heliostat reference position signal being detected, then performs step (9) in step (7);
S3: based on the position when step S2 stops operating, the position angle of described reflecting surface and/or horizontal angle are controlled to turn A ' angle soon along first direction, make described reflecting surface rotate to described reference range;
S4: first turn C angle soon along second direction based on the postrotational position of step S3, then slow-speed D angle, make described reflecting surface not enter described reference range when C angle rotates; Simultaneously:
If before completing D angle, described reflecting surface is tested enters described reference range, then stop operating at the described reflecting surface of control, confirms that the final position stopped is reference position and reports;
If complete D angle to rotate, described reflecting surface is not measured yet enters described reference range, then after completing D angle rotation, control described reflecting surface and stop operating, and the information of feedback reference position localizing faults.
Wherein, the absolute value of D angle is less than the absolute value of A angle.
In conjunction with the concrete parts of heliostat system, below further expansion is done again to above step:
In described step S3, position data first resets by described controller, then based on the position when step S2 stops operating, A ' angle is turned by the position angle of reflecting surface described in described driving mechanisms control and/or horizontal angle soon along first direction according to described default information, then in described step S4, based on postrotational position, first C angle is turned soon along second direction, then slow-speed D angle;
In the process of slow-speed D angle:
If described sensing mechanism detects that described reflecting surface enters described reference range, and described measuring mechanism is when detecting that described reflecting surface does not complete D angle, the reflecting surface described in described driving mechanisms control that feds back through that then described controller responds described sensing mechanism and measuring mechanism stops operating, and confirms that the final position stopped is reference position and is reported to host computer;
If described measurement mechanism detects that described reflecting surface completes D angle and rotates, and described sensing mechanism does not detect that described reflecting surface enters described reference range all the time, the reflecting surface described in described driving mechanisms control that feds back through that then described controller responds described sensing mechanism and measuring mechanism stops operating, and the information of feedback reference position localizing faults is to host computer.
In conjunction with step (1) above to (8), above step can be described as:
Step (9): stopped operating by heliostat controller controlling party parallactic angle drive motor and/or horizontal angle drive motor, position data is reset, and heliostat reflecting surface position is now defined as the second reference position, again by heliostat controller controlling party parallactic angle drive motor and/or horizontal angle drive motor quick rotation reflecting surface to A ' angle, in reflecting surface rotation process, azimuth angle reference alignment sensor and/or horizontal angle origin reference location sensor do not detect heliostat reference position signal, described A ' angle is the angle relative to the second reference position, and, described A ' angle is equal with the absolute value of described A angle,
Step (10): the reference position taking the final position of heliostat reflecting surface in step (9) as the middle heliostat reflecting surface of step (10), by heliostat controller controlling party parallactic angle drive motor and/or horizontal angle drive motor quick rotation reflecting surface to C angle, slowly rotate toward D angle direction again, in reflecting surface rotation process, azimuth angle reference alignment sensor and/or horizontal angle origin reference location sensor detect heliostat reference position signal and feed back to heliostat controller, described C angle and D angle are the angle relative to the second reference position, and the rotation direction of C angle and D angle is contrary with A ' angle, the absolute value of described C angle is less than the absolute value of A ' angle, and be greater than 0 °, described D angle is less than or equal to 0 °,
Step (11): in the process of carrying out step (10), heliostat reference position signal whether detected by heliostat controller real-time judge azimuth angle reference alignment sensor and/or horizontal angle origin reference location sensor simultaneously, if judged result is for heliostat reference position signal being detected, then carry out step (13), if judged result is not for heliostat reference position signal to be detected, then carry out step (12);
Step (12): judge whether reflecting surface turns to D angle by heliostat controller, if judged result is reflecting surface turn to D angle, then carry out step (14), if judged result is reflecting surface do not turn to D angle, then continue to perform step (10) and (11), until heliostat controller judged result, for heliostat reference position signal being detected, then performs step (13) in step (11);
Step (13): stopped operating by heliostat controller controlling party parallactic angle drive motor and/or horizontal angle drive motor, and position data is reset, and report origin reference location to complete by heliostat controller to host computer;
Step (14): stopped operating by heliostat controller controlling party parallactic angle drive motor and/or horizontal angle drive motor, and report heliostat reference position localizing faults.
In sum, relative to prior art, the invention has the beneficial effects as follows:
1, the present invention adopts first coarse adjustment, the mode of rear fine tuning, while the locating speed of raising heliostat reference position, can ensure the accuracy of location, reference position
2, in the optional scheme of the present invention, when system cut-off, the position angle of heliostat reflecting surface and horizontal angle information can be stored in time, when Power resumption, position angle and the horizontal angle of heliostat reflecting surface can be determined fast, for the enforcement stability of heliostat reference position positioning strategy and feasibility provide guarantee;
3, in the optional scheme of the present invention, when the heliostat reflecting surface position angle stored when power-off and horizontal angle information cannot verify and pass through, default value data still can be utilized to carry out initialization to heliostat controller, ensure that the location, reference position of heliostat can be carried out smoothly.
4, adopt heliostat reference position determining method of the present invention, can realize carrying out location, reference position to the position angle of heliostat reflecting surface and horizontal angle simultaneously.
Claims (11)
1. the localization method of a heliostat reference position, in order to the reflecting surface in heliostat system is positioned reference azimuth/horizontal angle position, described reference azimuth/horizontal angle position is the endpoint location of the reference range that reflecting surface rotates, and it is characterized in that: comprise the steps:
S1: the position angle of described reflecting surface and/or horizontal angle are controlled to turn soon along first direction, it is made to rotate A angle relative to a home position, and described reflecting surface exceeds described reference range after rotating A angle, then turns soon along second direction based on postrotational position, enters step S2:
S2: in the process that second direction rotates:
If before completing the rotation of B angle, described reflecting surface is tested enters described reference range, then control described reflecting surface and stop operating, and enter step S3;
If complete B angle to rotate, described reflecting surface is not measured yet enters described reference range, then, after completing the rotation of B angle, described reflecting surface is controlled to stop rotation, and the information of feedback reference position localizing faults;
Wherein, during adjustment position angle, the absolute value of B angle is more than or equal to 360 degree; During adjustment horizontal angle, the absolute value of B angle is more than or equal to 90 degree;
S3: based on the position when step S2 stops operating, the position angle of described reflecting surface and/or horizontal angle are controlled to turn A ' angle soon along first direction, make described reflecting surface rotate to described reference range;
S4: first turn C angle soon along second direction based on the postrotational position of step S3, then slow-speed D angle, make described reflecting surface not enter described reference range when C angle rotates; Simultaneously:
If before completing D angle, described reflecting surface is tested enters described reference range, then stop operating at the described reflecting surface of control, confirms that the final position stopped is reference position and reports;
If complete D angle to rotate, described reflecting surface is not measured yet enters described reference range, then after completing D angle rotation, control described reflecting surface and stop operating, and the information of feedback reference position localizing faults.
2. the localization method of heliostat reference position as claimed in claim 1, it is characterized in that: described heliostat system also comprises the driving mechanism driving the position angle of described reflecting surface and/or horizontal angle to rotate, the position angle detecting described reflecting surface and/or horizontal angle and whether rotates into the sensing mechanism of reference range, measures the measuring mechanism of described reflecting surface position angle and/or the horizontal angle anglec of rotation and controller;
In described step S1 to S4, described controller in order to:
The information that response is preset and the Real-time Feedback of described sensing mechanism and measuring mechanism, by the rotation of reflecting surface position angle described in described driving mechanisms control and/or horizontal angle, stop the rotation and rotational speed.
3. the localization method of heliostat reference position as claimed in claim 2, it is characterized in that: described driving mechanism comprises the position angle drive motor and/or horizontal angle drive motor that are connected with described controller and reflecting surface respectively, described sensing mechanism comprises the azimuth angle reference alignment sensor and/or horizontal angle origin reference location sensor that connect described controller; Described measuring mechanism comprises azimuth angle measurement mechanism and/or horizontal angle angle measurement unit.
4. the localization method of heliostat reference position as claimed in claim 2, is characterized in that: in described step S2, in the process that described controller is rotated along second direction by reflecting surface described in described driving mechanisms control according to described default information:
If described sensing mechanism detects that described reflecting surface enters described reference range, and described measuring mechanism detects that described reflecting surface does not complete B angle, the reflecting surface described in described driving mechanisms control that feds back through that then described controller responds described sensing mechanism and measuring mechanism stops operating, and enters step S3;
If described measurement mechanism detects that described reflecting surface completes B angle and rotates, and described sensing mechanism does not detect that described reflecting surface enters described reference position all the time, the reflecting surface described in described driving mechanisms control that feds back through that then described controller responds described sensing mechanism and measuring mechanism stops operating, and the information of feedback reference position localizing faults is to host computer.
5. the localization method of heliostat reference position as claimed in claim 2, it is characterized in that: in described step S3, position data first resets by described controller, then based on the position when step S2 stops operating, A ' angle is turned by the position angle of reflecting surface described in described driving mechanisms control and/or horizontal angle soon along first direction according to described default information, then in described step S4, based on postrotational position, first C angle is turned soon along second direction, then slow-speed D angle;
In the process of slow-speed D angle:
If described sensing mechanism detects that described reflecting surface enters described reference range, and described measuring mechanism is when detecting that described reflecting surface does not complete D angle, the reflecting surface described in described driving mechanisms control that feds back through that then described controller responds described sensing mechanism and measuring mechanism stops operating, and confirms that the final position stopped is reference position and is reported to host computer;
If described measurement mechanism detects that described reflecting surface completes D angle and rotates, and described sensing mechanism does not detect that described reflecting surface enters described reference range all the time, the reflecting surface described in described driving mechanisms control that feds back through that then described controller responds described sensing mechanism and measuring mechanism stops operating, and the information of feedback reference position localizing faults is to host computer.
6. the localization method of heliostat reference position as claimed in claim 2, is characterized in that: described controller is also in order to store the position angle of heliostat reflecting surface and/or horizontal angle information when power-off.
7. the localization method of heliostat reference position as claimed in claim 6, it is characterized in that: described controller is also connected with supply voltage detection module, described supply voltage detection module is used for the voltage of detection control device energization input, described controller is in order to respond the feedback of described supply voltage detection module, when energization input voltage is lower than setting value, current position angle and horizontal angle information are stored.
8. the localization method of heliostat reference position as claimed in claim 1, is characterized in that: described home position is the position of described reflecting surface before described step S1 implements.
9. the localization method of heliostat reference position as claimed in claim 1, is characterized in that: described home position is the reference position that before power-off last time of described heliostat system, described reflecting surface rotates.
10. the localization method of the heliostat reference position as described in claim 1 or 8 or 9, it is characterized in that: in described step S1, first the data stored during power-off last time are verified, if verification succeeds, then the reference position that before described home position being defined as power-off last time of described heliostat system, described reflecting surface rotates; If when the data check stored during power-off is failed, then described home position is defined as the position that described step S1 implements front described reflecting surface.
The localization method of 11. heliostat reference positions as claimed in claim 1, it is characterized in that: in described step S5, the absolute value of D angle is less than the absolute value of A angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510673142.9A CN105278554B (en) | 2015-10-13 | 2015-10-13 | The localization method of heliostat reference position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510673142.9A CN105278554B (en) | 2015-10-13 | 2015-10-13 | The localization method of heliostat reference position |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105278554A true CN105278554A (en) | 2016-01-27 |
| CN105278554B CN105278554B (en) | 2018-01-16 |
Family
ID=55147731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510673142.9A Active CN105278554B (en) | 2015-10-13 | 2015-10-13 | The localization method of heliostat reference position |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105278554B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109814608A (en) * | 2019-02-14 | 2019-05-28 | 浙江中控太阳能技术有限公司 | A kind of High-precision heliostat base position position finding and detection method and device |
| CN110793493A (en) * | 2020-01-06 | 2020-02-14 | 浙江中控太阳能技术有限公司 | Reference point detection method for heliostat rotation angle |
| CN111208849A (en) * | 2019-12-30 | 2020-05-29 | 南京工程学院 | High-precision positioning control system and method based on motor speed reducer drive |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2518261Y (en) * | 2002-01-17 | 2002-10-23 | 南京春辉科技实业有限公司 | Photovoltaic generating system able to automatically tracking sun |
| EP1867935A1 (en) * | 2006-06-13 | 2007-12-19 | Matthias Eisenbacher | Rotating and pivoting device for solar collectors |
| CN201397476Y (en) * | 2009-04-08 | 2010-02-03 | 皇明太阳能集团有限公司 | Automatic control system of heliostat |
| US20100326427A1 (en) * | 2009-06-26 | 2010-12-30 | Datong Chen | 1-axis and 2-axis solar trackers |
| CN102707735A (en) * | 2012-06-07 | 2012-10-03 | 西安电子科技大学 | High precision sunward automatic tracking method |
| CN102929299A (en) * | 2012-11-22 | 2013-02-13 | 宁夏光合能源科技有限公司 | Mechanical-error calibration method for heliostat |
-
2015
- 2015-10-13 CN CN201510673142.9A patent/CN105278554B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2518261Y (en) * | 2002-01-17 | 2002-10-23 | 南京春辉科技实业有限公司 | Photovoltaic generating system able to automatically tracking sun |
| EP1867935A1 (en) * | 2006-06-13 | 2007-12-19 | Matthias Eisenbacher | Rotating and pivoting device for solar collectors |
| CN201397476Y (en) * | 2009-04-08 | 2010-02-03 | 皇明太阳能集团有限公司 | Automatic control system of heliostat |
| US20100326427A1 (en) * | 2009-06-26 | 2010-12-30 | Datong Chen | 1-axis and 2-axis solar trackers |
| CN102707735A (en) * | 2012-06-07 | 2012-10-03 | 西安电子科技大学 | High precision sunward automatic tracking method |
| CN102929299A (en) * | 2012-11-22 | 2013-02-13 | 宁夏光合能源科技有限公司 | Mechanical-error calibration method for heliostat |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109814608A (en) * | 2019-02-14 | 2019-05-28 | 浙江中控太阳能技术有限公司 | A kind of High-precision heliostat base position position finding and detection method and device |
| CN109814608B (en) * | 2019-02-14 | 2020-03-24 | 浙江中控太阳能技术有限公司 | High-precision heliostat reference position positioning detection method and device |
| CN111208849A (en) * | 2019-12-30 | 2020-05-29 | 南京工程学院 | High-precision positioning control system and method based on motor speed reducer drive |
| CN110793493A (en) * | 2020-01-06 | 2020-02-14 | 浙江中控太阳能技术有限公司 | Reference point detection method for heliostat rotation angle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105278554B (en) | 2018-01-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103644665B (en) | Tracking and controlling system and tracking method for heliostat | |
| CN105425833B (en) | A kind of efficient heliostat solar tracking tracking | |
| CN105278554A (en) | Heliostat reference position positioning method | |
| CN102242980A (en) | Heliostat tracking control device and tracking control method thereof | |
| CN101995882A (en) | Real-time sun tracking system | |
| KR100981272B1 (en) | Solar tracking apparatus and photovoltaic driving system | |
| CN104991568A (en) | solar tracking controller and tracking method thereof | |
| JP2014514774A (en) | Self powered solar tracker | |
| CN104102235A (en) | Sunlight following system and sunlight following method | |
| CN102541094B (en) | Based on tracing type photovoltaic electricity generation system and its implementation of dimensionally Magnetic Sensor | |
| CN102749060A (en) | Test control method and system for large-aperture disc type parabolic surface mirror | |
| CN106843286A (en) | A kind of control method of solar street light from motion tracking sun angle | |
| CN207472275U (en) | A kind of heliostat pitch angle degree detection device | |
| CN101777856B (en) | Photovoltaic tracking device using photosensitive difference and network-based monitoring method | |
| WO2015080262A1 (en) | Method for correcting direction of heliostat | |
| CN103713649A (en) | Reflection-type multi-plane-mirror solar concentration tracking control system and method | |
| CN107671883B (en) | Stone grabbing operation device | |
| CN103743547B (en) | A kind of BCS plate characteristic identification method | |
| CN202149628U (en) | Heliostat tracking control device | |
| CN203909628U (en) | Reflector tracking alignment control device | |
| CN101458529B (en) | Sun tracking positioning device | |
| CN202600493U (en) | Tracking type photovoltaic power generation system based on three-dimensional geomagnetic sensor | |
| KR20180056073A (en) | Automatic correction system during real-time operation of HelioStart field | |
| CN103047780B (en) | Method, controller, device and system for solar heat collector heat tracking | |
| CN103970152A (en) | Automatic sunlight following positioning device, method and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 310018 1-2603, No. 501, No. 2 street, Baiyang street, Hangzhou Economic and Technological Development Zone, Zhejiang Province Patentee after: Zhejiang Kesheng Technology Co., Ltd Address before: 310053 District B, No. 309 Liuhe Road, Binjiang District, Hangzhou City, Zhejiang Province (High-tech Zone) Patentee before: Zhejiang zhongkong Solar Energy Technology Co., Ltd |