CN105786026A - Dish light concentrating system adopting memory type solar tracking controller - Google Patents
Dish light concentrating system adopting memory type solar tracking controller Download PDFInfo
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- CN105786026A CN105786026A CN201610286645.5A CN201610286645A CN105786026A CN 105786026 A CN105786026 A CN 105786026A CN 201610286645 A CN201610286645 A CN 201610286645A CN 105786026 A CN105786026 A CN 105786026A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
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- G05D3/12—Control of position or direction using feedback
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Abstract
The invention provides a dish light concentrating system adopting a memory type solar tracking controller. The dish light concentrating system comprises a light concentrating dish, a high temperature protection board and the memory type solar tracking controller. The light concentrating dish is flexibly connected at the end part of a column. The column is also provided with a bracket which is provided with the high temperature protection board and a heat collector installing base. The center of the high temperature protection board is provided with a light spot opening. The light concentrating dish and the heat collector installing base are separately arranged at the two sides of the high temperature protection board. The memory type solar tracking controller comprises a four-quadrant sunshine detector, a detection signal processing circuit, a single-chip microcomputer controller with EEPROM, and a tracking module. The system adopts the memory type solar tracking controller. The controller is high in response speed and long in service life, deviation after use is easy to correct and the structure is simple so that the problem of accumulative error of conventional tracking can be solved, tracking precision can be enhanced, adjustment of the light concentrating dish can be rapidly responded and energy collection efficiency can be greatly enhanced.
Description
Technical field
The invention belongs to field of solar energy utilization, relate in particular to a kind of disc type condensation system adopting memory type solar energy tracking controller.
Background technology
Optically focused dish is a kind of usual way of Solar use.Optically focused dish needs the problem solved to be to maintain incident vertical of sunlight, and this requires over tracking control unit and reaches to the orientation adjusting optically focused dish.But current Salar light-gathering dish tracking control system is all the mode that photoelectric tracking combines with clock tracing, and the clock tracing mode of tradition Salar light-gathering dish tracking control system is As time goes on, there is cumulative error, have influence on the effect that optically focused dish is followed the tracks of, and then affect the Solar use efficiency of condenser system.
Summary of the invention
It is an object of the invention to provide traditional Salar light-gathering dish tracking control system that a kind of disc type condensation system adopting memory type solar energy tracking controller solves to exist in prior art As time goes on, there is cumulative error, have influence on the effect that optically focused dish is followed the tracks of and then the problem affecting the Solar use efficiency of condenser system.
The technical solution of the present invention is:
A kind of disc type condensation system adopting memory type solar energy tracking controller; including optically focused dish, high temperature dwell backplate, memory type solar energy tracking controller; optically focused dish is movably connected in the end of column; column is additionally provided with bracket; bracket is provided with high temperature dwell backplate, heat collector mounting seat; being provided with heat collector in heat collector mounting seat, the center of high temperature dwell backplate has hot spot opening, and optically focused dish is divided into the both sides of high temperature dwell backplate with heat collector and mounting seat thereof；Memory type solar energy tracking controller includes four-quadrant sunlight detector, detection signal processing circuit, singlechip controller with EEPROM, tracking module, four-quadrant sunlight detector is located on optically focused dish, four-quadrant sunlight detector connects the singlechip controller with EEPROM by detecting signal processing circuit, singlechip controller with EEPROM is connected to tracking module, tracking module includes recall tracing unit, photoelectric tracking unit, tracking module is connected to azimuth stepper motor driving circuit, elevation angle stepper motor driving circuit, azimuth stepper motor driving circuit is connected to the azimuth motor for regulating optically focused dish, elevation angle stepper motor driving circuit is connected to the elevation angle motor for regulating optically focused dish.
Further, four-quadrant sunlight detector: obtain light intensity, azimuth and elevation angle detection signal, and gained is detected signal be sent to detection signal processing circuit；
Detection signal processing circuit: after four-quadrant sunlight detector gained detection signal is compared process, be sent to the singlechip controller with EEPROM；
Singlechip controller with EEPROM: according to the light intensity obtained in detection signal, it is achieved the selection to recall tracing unit Yu photoelectric tracking unit, when light intensity meets and imposes a condition, selects photoelectric tracking unit, otherwise selects recall tracing unit.
Further, recall tracing unit: read the data signal recorded according to current time at interval of time t from bin according to the order of sequence, give azimuth stepper motor driving circuit and elevation angle stepper motor driving circuit reception to process, drive azimuth motor and the running of elevation angle motor adjust optically focused dish towards.
Further, photoelectric tracking unit: when the deviation between sunray and tracking systematic optical axis exceedes certain value, it is adjusted realizing the tracking to the sun；It is recorded updating at interval of time t, particularly as follows: add up this time period interior step number driving azimuth motor and elevation angle motor to walk and record according to time order and function, calculate the address of the EEPROM sector of singlechip controller, read the data of sector, place, the data that amendment reads, sector erasing the data after re-writing renewal.
Further, four-quadrant sunlight detector includes two and follows the tracks of light sensor one, two for measuring the tracking light sensor two of elevation angle and/or light intensity for what measure azimuth and/or light intensity, follow the tracks of light sensor one and arrange around opaque post alternate intervals with following the tracks of light sensor two, follow the tracks of light sensor one and be located on base with following the tracks of light sensor two.
Further, it is provided with opaque dividing plate between adjacent tracking light sensor one and tracking light sensor two.
Further, detection signal processing circuit includes azimuthal current signaling module, elevation angle current signal module, light-intensity test current signal module and power supply circuits module, circuit is transmitted at azimuth determination circuit, azimuth comparison circuit and azimuth that azimuthal current signaling module includes being sequentially connected with, altitude angle measurements circuit, elevation angle comparison circuit and elevation angle that elevation angle current signal module includes being sequentially connected with transmit circuit, and luminous intensity measurement circuit, light intensity comparison circuit and light intensity that light-intensity test current signal module includes being sequentially connected with transmit circuit；Circuit is transmitted at azimuth, elevation angle transmits circuit, light intensity transmits circuit and is connected to the signal output part of detection signal processing circuit.
Further, azimuthal current signaling module connects follows the tracks of light sensor one, and elevation angle current signal module connects follows the tracks of light sensor two, and light-intensity test current signal module is connected to tracking light sensor one or follows the tracks of light sensor two.
The invention has the beneficial effects as follows: this kind adopts the disc type condensation system of memory type solar energy tracking controller, adopt memory type solar energy tracking controller, this controller fast response time, long service life, the deviation after using is prone to revise, simple in construction, solve tradition and follow the tracks of the problem that there is cumulative error, tracking accuracy is improved so that the adjustment of optically focused dish can quickly respond, and adopts energy efficiency and is largely increased.
Accompanying drawing explanation
Fig. 1 is the structural representation that the embodiment of the present invention adopts the disc type condensation system of memory type solar energy tracking controller.
Fig. 2 is the explanation block diagram of embodiment memory type Salar light-gathering dish tracking control unit；
Fig. 3 is the structural representation of four-quadrant sunlight detector in embodiment.
Fig. 4 is the program flow diagram of memory type Salar light-gathering dish tracing control in embodiment.
Fig. 5 is the explanation block diagram detecting signal processing circuit in embodiment.
Wherein: 1-column, 2-optically focused dish, 3-high temperature dwell backplate, 4-hot spot opening, 5-heat collector mounting seat, 6-four-quadrant sunlight detector, 7-bracket；
61-follows the tracks of light sensor one, and 62-follows the tracks of light sensor two, the opaque dividing plate of 63-, the opaque post of 64-, 65-base.
Detailed description of the invention
The preferred embodiments of the present invention are described in detail below in conjunction with accompanying drawing.
Embodiment
A kind of disc type condensation system adopting memory type solar energy tracking controller; such as Fig. 1; including optically focused dish 2, high temperature dwell backplate 3, memory type solar energy tracking controller; optically focused dish 2 is movably connected in the end of column 1; column 1 is additionally provided with bracket 7, and bracket 7 is provided with high temperature dwell backplate 3, heat collector mounting seat 5, and heat collector mounting seat 5 is provided with heat collector; the center of high temperature dwell backplate 3 has hot spot opening 4, and optically focused dish 2 and heat collector mounting seat 5 are divided into the both sides of high temperature dwell backplate 3.
Such as Fig. 2, memory type solar energy tracking controller includes four-quadrant sunlight detector 6, detection signal processing circuit, singlechip controller with EEPROM, tracking module, four-quadrant sunlight detector 6 is located on optically focused dish 2, four-quadrant sunlight detector 6 connects the singlechip controller with EEPROM by detecting signal processing circuit, singlechip controller with EEPROM is connected to tracking module, tracking module includes recall tracing unit, photoelectric tracking unit, tracking module is connected to azimuth stepper motor driving circuit, elevation angle stepper motor driving circuit, azimuth stepper motor driving circuit is connected to the azimuth motor for regulating optically focused dish 2, elevation angle stepper motor driving circuit is connected to the elevation angle motor for regulating optically focused dish 2.
This kind adopts the disc type condensation system of memory type solar energy tracking controller to adopt memory type Salar light-gathering dish 2 tracking control unit, fast response time, long service life, deviation after using is prone to revise, simple in construction, solves tradition and follows the tracks of the problem that there is cumulative error, and tracking accuracy is improved, the adjustment making optically focused dish 2 can quickly respond, and adopts energy efficiency and is largely increased.This system, the combined tracking mode that the photoelectric tracking of employing combines with recall tracing, optically focused dish 2 can be made under various weather conditions more accurately to be directed at the sun；Recall tracing solves the problem that clock tracing exists cumulative error；Circuit performance is stable, compact, thus this controller is more suitable for optically focused dish 2 formula Solar use, and precision is high, greatly enhances the utilization ratio of helioplant.
Embodiment is for realizing recall tracing, select the singlechip controller with EEPROM, the i.e. singlechip controller with EEPROM, under photoelectric tracking pattern, is stored in sevtor address by the motor pulses number in per interval t, adopt during for recall tracing, and follow the tracks of data can real-time update, it is ensured that adopting data is up-to-date, optimal data, and tracking effect is optimum, it is absent from cumulative error, substantially increases tracking accuracy.
Embodiment to realize process as follows:
Four-quadrant sunlight detector 6: obtain light intensity, azimuth and elevation angle detection signal, and gained is detected signal be sent to detection signal processing circuit.
Detection signal processing circuit: after four-quadrant sunlight detector 6 gained detection signal is compared process, be sent to the singlechip controller with EEPROM.
Singlechip controller with EEPROM: according to the light intensity obtained in detection signal, it is achieved the selection to recall tracing unit Yu photoelectric tracking unit, when light intensity meets and imposes a condition, selects photoelectric tracking unit, otherwise selects recall tracing unit.
Recall tracing unit: read the data signal recorded according to current time at interval of time t from bin according to the order of sequence, give azimuth stepper motor driving circuit and elevation angle stepper motor driving circuit reception to process, drive azimuth motor and the running of elevation angle motor adjust optically focused dish 2 towards.
Photoelectric tracking unit: when the deviation between sunray and tracking systematic optical axis exceedes certain value, is adjusted realizing the tracking to the sun；It is recorded updating at interval of time t, particularly as follows: add up this time period interior step number driving azimuth motor and elevation angle motor to walk and record according to time order and function, calculate the address of the EEPROM sector of singlechip controller, read the data of sector, place, the data that amendment reads, sector erasing the data after re-writing renewal.
Fig. 3 is the explanation block diagram of memory type Salar light-gathering dish 2 tracking control unit.Under the photoelectric tracking pattern of photoelectric tracking unit, current signal is passed to detection signal processing circuit by four-quadrant sunlight detector 6, detection signal processing circuit sends the signal processed to singlechip controller with EEPROM, singlechip controller with EEPROM sends signal according to corresponding light intensity, azimuth and elevation angle signal to azimuth stepper motor driving circuit, elevation angle stepper motor driving circuit, drive azimuth motor and elevation angle motor, with adjust the orientation of solar energy equipment towards.
Meanwhile, constantly read the umber of pulse of motor with the per interval t of singlechip controller of EEPROM, calculate the address write pulse data of the EEPROM sector of the singlechip controller with EEPROM.When light intensity is insufficient to, the recall tracing pattern of recall tracing unit is opened, from bin, the previously recorded data signal got off is read according to the order of sequence according to current time per interval t, give azimuth stepper motor driving circuit and elevation angle stepper motor driving circuit reception to process, drive azimuth motor and elevation angle motor running adjusting apparatus towards.
In embodiment, four-quadrant sunlight detector 6 includes two and follows the tracks of light sensor one 61, two for measuring the tracking light sensor 2 62 of elevation angle and/or light intensity for what measure azimuth and/or light intensity, follows the tracks of light sensor 1 and arranges around opaque post 64 alternate intervals with following the tracks of light sensor 2 62.It is provided with opaque dividing plate 63 between adjacent tracking light sensor 1 and tracking light sensor 2 62, is all arranged on base 65, it is possible to reduce interference so that the stability of detector is improved.Furthermore, it should be understood that although the detector shown in Fig. 1 is directly over optically focused dish 2, as long as it is to be understood that the vertical irradiation to incident illumination can be reached, installation site is not limited to.
Fig. 3 is the preferred exemplary that embodiment adopts four-quadrant sunlight detector 6.Such as Fig. 3, four-quadrant sunlight detector 6, four-quadrant sunlight detector 6 is made up of 4 light sensors in cross.Wherein, relative two, left and right is followed the tracks of light sensors 1 and is used for measuring azimuth and being connected with azimuthal current signaling module, follow the tracks of light sensors 2 62 and be used for measuring elevation angle and being connected with elevation angle current signal module for two opposing upper and lower, and wherein follow the tracks of light sensor 1, follow the tracks of light sensor 2 62 and can be used in measurement light intensity being connected with light-intensity test module.There are opaque dividing plate 63 and approximate square opaque post 64 to separate between 4 light sensors, and are arranged on base 65.
Fig. 4 is the schematic flow sheet that embodiment adopts the disc type condensation system of memory type solar energy tracking controller, including recall tracing pattern and photoelectric tracking pattern, controller startup detects light intensity signal by 4 quadrant detector, when light intensity signal meets and imposes a condition, perform photoelectric tracking pattern, while drive motor adjustment, record the walked step number of motor；When light intensity signal is unsatisfactory for imposing a condition, perform recall tracing pattern, in the EEPROM with the singlechip controller of EEPROM, read the data sector, return to system, control motor and drive.
When weather conditions are good, adopt the photoelectric tracking pattern of photoelectric tracking unit, four-quadrant sunlight detector 6 produces the signal of telecommunication of deviation and sends the singlechip controller with EEPROM to by processing circuit, drive azimuth motor and elevation angle motor action, simultaneously carrying out, t adds up this time period inner orientation angle motor and elevation angle motor is walked at regular intervals step number is also recorded according to time order and function.
Run into the cloudy day or sunlight conditions bad time controller switching recall tracing unit recall tracing pattern, according to current time every t read according to the order of sequence from bin the previously recorded data got off come controlling party parallactic angle motor and elevation angle motor work.
The disc type condensation system adopting memory type solar energy tracking controller of embodiment, substitutes traditional clock tracing with recall tracing, it is possible to being directed at sunlight, faster system response more accurately, job stability is also improved, and circuit performance is stable, compact.And under any weather condition, all optically focused dish 2 can be made to follow the tracks of the sun normal table.Thus this control device is more suitable for helioplant, tracking accuracy is high, is absent from cumulative error, greatly enhances the utilization ratio of solar facilities.
This kind adopts the disc type condensation system of memory type solar energy tracking controller, and including four-quadrant sunlight detector 6 and detection signal processing circuit, the outfan of detection signal processing circuit is connected to drive system.Such as Fig. 4, detection signal processing circuit includes azimuthal current signaling module, elevation angle current signal module, light-intensity test current signal module and power supply circuits module, azimuthal current signaling module includes the azimuth determination circuit being sequentially connected with, circuit is transmitted at azimuth comparison circuit and azimuth, elevation angle current signal module includes the altitude angle measurements circuit being sequentially connected with, elevation angle comparison circuit and elevation angle transmit circuit, light-intensity test current signal module includes the luminous intensity measurement circuit being sequentially connected with, light intensity comparison circuit and light intensity transmit circuit, circuit is transmitted at azimuth, elevation angle transmits circuit, light intensity transmits circuit and is connected to the signal output part of detection signal processing circuit.
Between the outfan and the input of each measuring circuit of each sensor, also it is serially connected with light emitting diode, circuit accesses light emitting diode, it is possible to judge light sensor working condition in time.Whole sensor circuit board can be encapsulated in a box, and only light sensor current signal need to be accessed circuit board can use, easy for installation, it is also possible to play the effect of Water-proof sun-proof.Whole controller fast response time, long service life, simple in construction, it is simple to promote on a large scale.
Above in conjunction with accompanying drawing, embodiments of the present invention are described in detail, but the invention is not restricted to above-mentioned embodiment, in the ken that art those of ordinary skill possesses, it is also possible to make a variety of changes under the premise without departing from present inventive concept.
Claims (8)
1. the disc type condensation system adopting memory type solar energy tracking controller; it is characterized in that: include optically focused dish, high temperature dwell backplate, memory type solar energy tracking controller; optically focused dish is movably connected in the end of column; column is additionally provided with bracket; bracket is provided with high temperature dwell backplate, heat collector mounting seat; being provided with heat collector in heat collector mounting seat, the center of high temperature dwell backplate has hot spot opening, and optically focused dish is divided into the both sides of high temperature dwell backplate with heat collector and mounting seat thereof；Memory type solar energy tracking controller includes four-quadrant sunlight detector, detection signal processing circuit, singlechip controller with EEPROM, tracking module, four-quadrant sunlight detector is located on optically focused dish, four-quadrant sunlight detector connects the singlechip controller with EEPROM by detecting signal processing circuit, singlechip controller with EEPROM is connected to tracking module, tracking module includes recall tracing unit, photoelectric tracking unit, tracking module is connected to azimuth stepper motor driving circuit, elevation angle stepper motor driving circuit, azimuth stepper motor driving circuit is connected to the azimuth motor for regulating optically focused dish, elevation angle stepper motor driving circuit is connected to the elevation angle motor for regulating optically focused dish.
2. the disc type condensation system adopting memory type solar energy tracking controller as claimed in claim 1, it is characterised in that:
Four-quadrant sunlight detector: obtain light intensity, azimuth and elevation angle detection signal, and gained is detected signal be sent to detection signal processing circuit；
Detection signal processing circuit: after four-quadrant sunlight detector gained detection signal is compared process, be sent to the singlechip controller with EEPROM；
Singlechip controller with EEPROM: according to the light intensity obtained in detection signal, it is achieved the selection to recall tracing unit Yu photoelectric tracking unit, when light intensity meets and imposes a condition, selects photoelectric tracking unit, otherwise selects recall tracing unit.
3. the disc type condensation system adopting memory type solar energy tracking controller as claimed in claim 2, it is characterized in that: recall tracing unit: from bin, read the data signal recorded according to the order of sequence at interval of time t according to current time, give azimuth stepper motor driving circuit and elevation angle stepper motor driving circuit reception to process, drive azimuth motor and the running of elevation angle motor adjust optically focused dish towards.
4. the disc type condensation system adopting memory type solar energy tracking controller as claimed in claim 3, it is characterised in that photoelectric tracking unit: when the deviation between sunray and tracking systematic optical axis exceedes certain value, is adjusted realizing the tracking to the sun；It is recorded updating at interval of time t, particularly as follows: add up this time period interior step number driving azimuth motor and elevation angle motor to walk and record according to time order and function, calculate the address of the EEPROM sector of singlechip controller, read the data of sector, place, the data that amendment reads, sector erasing the data after re-writing renewal.
5. the disc type condensation system adopting memory type solar energy tracking controller as claimed in claim 1, it is characterized in that: four-quadrant sunlight detector includes two and follows the tracks of light sensor one, two for measuring the tracking light sensor two of elevation angle and/or light intensity for what measure azimuth and/or light intensity, follow the tracks of light sensor one and arrange around opaque post alternate intervals with following the tracks of light sensor two, follow the tracks of light sensor one and be located on base with following the tracks of light sensor two.
6. the disc type condensation system adopting memory type solar energy tracking controller as claimed in claim 5, it is characterised in that: it is provided with opaque dividing plate between adjacent tracking light sensor one and tracking light sensor two.
7. the disc type condensation system adopting memory type solar energy tracking controller as described in any one of claim 1-6, it is characterized in that: detection signal processing circuit includes azimuthal current signaling module, elevation angle current signal module, light-intensity test current signal module and power supply circuits module, azimuthal current signaling module includes the azimuth determination circuit being sequentially connected with, circuit is transmitted at azimuth comparison circuit and azimuth, elevation angle current signal module includes the altitude angle measurements circuit being sequentially connected with, elevation angle comparison circuit and elevation angle transmit circuit, light-intensity test current signal module includes the luminous intensity measurement circuit being sequentially connected with, light intensity comparison circuit and light intensity transmit circuit；Circuit is transmitted at azimuth, elevation angle transmits circuit, light intensity transmits circuit and is connected to the signal output part of detection signal processing circuit.
8. the disc type condensation system adopting memory type solar energy tracking controller as claimed in claim 7, it is characterized in that: azimuthal current signaling module connects follows the tracks of light sensor one, elevation angle current signal module connects follows the tracks of light sensor two, and light-intensity test current signal module is connected to tracking light sensor one or follows the tracks of light sensor two.
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| CN201610286645.5A CN105786026A (en) | 2016-04-29 | 2016-04-29 | Dish light concentrating system adopting memory type solar tracking controller |
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| CN201610286645.5A CN105786026A (en) | 2016-04-29 | 2016-04-29 | Dish light concentrating system adopting memory type solar tracking controller |
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Application publication date: 20160720 |