CN103347348B - Solar LED streetlight controller - Google Patents
Solar LED streetlight controller Download PDFInfo
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- CN103347348B CN103347348B CN201310311259.3A CN201310311259A CN103347348B CN 103347348 B CN103347348 B CN 103347348B CN 201310311259 A CN201310311259 A CN 201310311259A CN 103347348 B CN103347348 B CN 103347348B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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Abstract
The invention relates to a solar LED streetlight controller which comprises a controller, a solar panel, a storage battery and an LED streetlight. The controller is respectively connected with the solar panel, the storage battery and the LED streetlight. The controller comprises a storage battery reverse current proof module, a power tracking control module, a storage battery reversed connecting proof module, an LED streetlight power control module and a single-chip microcomputer control module. The storage battery reverse current proof module is respectively connected with the solar panel and the power tracking control module, the power tracking control module is respectively connected with the storage battery reversed connecting proof module and the single-chip microcomputer control module, the storage battery reversed connecting module is connected with the storage battery, the single-chip microcomputer control module is connected with the LED streetlight power control module, and the LED streetlight power control module is connected with the LED streetlight. The solar LED streetlight controller can improve energy receiving efficiency, reduce power receiving dead zones, accurately calculate electric quantity of the storage battery, reasonably distribute power output and reduce cost.
Description
Technical field
The present invention relates to LED solar energy from net generating illumination, be specifically related to a kind of solar LED street lamp controller.
Background technology
Because solar energy is unbalanced in the annual four seasons, the practical situation of current LED street lamp is excessive night illumination light source abundance in summer, winter very few night light source hold power deficiency even some time unglazed exportable, make the effect receiving degree of the common people to solar street light very low.Under the overall situation advocating low-carbon energy-saving, solar street light how is allowed to be the target that this controller solves as continuing available and popular acceptable degree.
Summary of the invention
The object of this invention is to provide a kind of solar LED street lamp controller, energy acceptance efficiency can be improved, reduce power reception blind area, accurate Calculation accumulator electric-quantity, reasonable distribution power stage and low cost.
A kind of solar LED street lamp controller of the present invention, comprise controller, solar panels, storage battery and LED street lamp, described controller respectively with solar panels, storage battery and LED street lamp connect, described controller comprises that electricity storage preventing pond is counter fills with module, power tracking control module, electricity storage preventing pond reversal connection module, LED street lamp power control module and single chip control module, described electricity storage preventing pond is counter fill with module respectively with solar panels, power tracking control module connects, described power tracking control module respectively with electricity storage preventing pond reversal connection module, single chip control module connects, described electricity storage preventing pond reversal connection module is connected with storage battery, described single chip control module is connected with LED street lamp power control module, described LED street lamp power control module is connected with LED street lamp,
The anti-module of filling with in described electricity storage preventing pond comprises field-effect transistor Q1, diode D1, triode Q8, resistance R1 and resistance R4, the drain electrode of described field-effect transistor Q1 is connected with the positive pole of solar panels and the positive pole of diode D1 respectively, the source electrode of field-effect transistor Q1 is connected with the negative pole of diode D1 and resistance R1 and power tracking control module respectively, the other end of resistance R1 is connected with the grid of field-effect transistor Q1 and the collector electrode of triode Q8 respectively, the emitter of triode Q8 is connected to ground, the base stage of triode Q8 is connected with one end of resistance R4, the other end of resistance R4 is connected with single chip control module.This counnter attack is filled with module and has been abandoned conventional diode counnter attack filling mode, in charging process field effect transistors Q1 on-state resistance lower than 0.02 ohm, in charging process, comparatively diode fashion reduces 60% to 95% in energy loss, in the lower situation of solar panels power points, loss reduces 98%, improve storage battery chargeable duration simultaneously, increase substantially overcast and rainy energy acceptance efficiency, for continuous overcast and rainy bright light provides sound assurance.
Described power tracking control module comprises field-effect transistor Q2, resistance R2, resistance R5, triode Q4, triode Q9, triode Q5, diode D2, inductance L 1, the source electrode source electrode of filling with module field effect transistors Q1 counter with described electricity storage preventing pond respectively of described field-effect transistor Q2, one end of resistance R2 and the collector electrode of triode Q4 connect, described resistance R2 and triode Q4, triode Q9, triode Q5 forms the push-pull driver circuit to field-effect transistor Q2, the base stage of triode Q5 is connected with one end of resistance R5, the other end of resistance R5 is connected with single chip control module, the drain electrode of field-effect transistor Q2 is connected with the negative pole of diode D2 and one end of inductance L 1 respectively, the other end of inductance L 1 respectively with positive pole and the electricity storage preventing pond reversal connection model calling of electric capacity C6.This solar maximum power tracking module follows the trail of the maximum power point of solar energy by program control, and actual measurement solar energy receiving efficiency reaches 95%.
Described electricity storage preventing pond reversal connection module comprises field-effect transistor Q11 and resistance R3, and the grid of described field-effect transistor Q11 is connected with one end of resistance R3, and the other end of resistance R3 is connected with the positive pole of storage battery.This circuit is simple and reliable, and cost is low, and input and output reach 5 peace field-effect transistor Q11 pressure drops lower than 0.05V, and power consumption 0.25W, traditional anti-reverse use diode, electric current reaches 5 peace fixed pressure drop 0.8V, power consumption 4W.
Described LED street lamp power control module comprises resistance R16, resistance R17, field-effect transistor Q3, diode D3, triode Q6, triode Q7, triode Q10, inductance L 2, electric capacity C5 and single-chip microcomputer, one end of described resistance R16, the source electrode of field-effect transistor Q3 is connected with the positive pole of storage battery respectively, resistance R16 and triode Q6, Q7, Q10 forms push-pull type MOSFET and drives, the base stage of triode Q7 is connected with one end of resistance R17, the other end of resistance R17 is connected with 13 pin of single-chip microcomputer PIC16F1783, the drain electrode of field-effect transistor Q3 is connected with one end of inductance L 2 and the negative pole of diode D3 respectively, the other end of inductance L 2 is connected with electric capacity C5 and LED street lamp respectively.This LED street lamp power control module can rely on single-chip microcomputer impulse waveform Variable power to regulate the Energy transmission of LED street lamp, and adjustable range 10% to 100%, provides the actuator of energy conservation reasonable employment to single-chip computer control system.
Described single chip control module adopts IC chip PIC16F1783, they are 2 years old, 3 pin and resistance R13, resistance R14, resistance R18, resistance R19 connect to form solar cell panel voltages and accumulator voltage detecting circuit, 4,27 pin and resistance R6, resistance R15 connect to form battery current and LED street lamp output current detection circuit, its 12 pin is connected with resistance R4 and does counnter attack and fill with and control, its 5 pin is connected with resistance R5 and does cell panel powerinjected method and control, and its 24 pin is connected power regulable control with resistance R17.This single chip control module contains counnter attack fills with algorithm, maximal power tracing algorithm, Energy distribution algorithm.
Described solar panels adopt monocrystalline silicon, or polysilicon, or amorphous silicon is made.
Beneficial effect of the present invention: it can when there being solar light irradiation the maximum power point of tracking solar cell panel, allow storage battery can the reception solar energy of maximal efficiency, without during sunlight direct projection, now solar panel power points is lower, 0 pressure reduction counnter attack is filled with circuit and has been abandoned the mode of traditional anti-reverse diode, utilize MOSFET when opening only 20 milliohm resistance widened the chargeable range of storage battery, suitable with direct line charging effect through reality test, ensure that in overcast and rainy charging interval time lengthening in winter, in the selected test in time of reality, the charging interval exceedes more than the twice of the time having diode, charging current increases 30%-40%.It is calculate according to the electricity of storage battery to export Intelligent adjustment that LED power adjustments exports, the regulation output power when electricity is not enough, target allows LED street lamp that the light source of 10% setting power of setting will be had in overcast and rainy situation to export at continuous 20 days, light is had just to have a sense of security, there is light to be just hopeful, have light just can illuminate way home.
Accompanying drawing explanation
Fig. 1 is circuit block diagram of the present invention;
Fig. 2 is circuit theory diagrams of the present invention;
Fig. 3 is scm software program flow diagram of the present invention.
Embodiment
Now by reference to the accompanying drawings the present invention is described in further detail:
See Fig. 1 and Fig. 2, described a kind of solar LED street lamp controller, comprise controller, solar panels 6, storage battery 8 and LED street lamp 7, described controller respectively with solar panels 6, storage battery 8 and LED street lamp 7 connect, described controller comprises that electricity storage preventing pond is counter fills with module 1, power tracking control module 2, electricity storage preventing pond reversal connection module 3, LED street lamp power control module 4 and single chip control module 5, described electricity storage preventing pond is counter fill with module 1 respectively with solar panels, power tracking control module 2 connects, described power tracking control module 2 respectively with electricity storage preventing pond reversal connection module 3, single chip control module 5 connects, described electricity storage preventing pond reversal connection module 3 is connected with storage battery, described single chip control module 5 is connected with LED street lamp power control module 4, described LED street lamp power control module 4 is connected with LED street lamp 7.
See Fig. 2, the anti-module 1 of filling with in described electricity storage preventing pond comprises field-effect transistor Q1, diode D1, triode Q8, resistance R1 and resistance R4, the drain electrode of described field-effect transistor Q1 is connected with the positive pole of solar panels and the positive pole of diode D1 respectively, the source electrode of field-effect transistor Q1 is connected with the negative pole of diode D1 and resistance R1 and power tracking control module 2 respectively, the other end of resistance R1 is connected with the grid of field-effect transistor Q1 and the collector electrode of triode Q8 respectively, the emitter of triode Q8 is connected to ground, the base stage of triode Q8 is connected with one end of resistance R4, the other end of resistance R4 is connected with single chip control module 5.This counnter attack is filled with module and has been abandoned conventional diode counnter attack filling mode, in charging process field effect transistors Q1 on-state resistance lower than 0.02 ohm, in charging process, comparatively diode fashion reduces 60% to 95% in energy loss, in the lower situation of solar panels power points, loss reduces 98%, improve storage battery chargeable duration simultaneously, increase substantially overcast and rainy energy acceptance efficiency, for continuous overcast and rainy bright light provides sound assurance.
See Fig. 2, described power tracking control module 2 comprises field-effect transistor Q2, resistance R2, resistance R5, triode Q4, triode Q9, triode Q5, diode D2, inductance L 1, the source electrode anti-source electrode of filling with module 1 field effect transistors Q1 with described electricity storage preventing pond respectively of described field-effect transistor Q2, one end of resistance R2 and the collector electrode of triode Q4 connect, described resistance R2 and triode Q4, triode Q9, triode Q5 forms the push-pull driver circuit to field-effect transistor Q2, the base stage of triode Q5 is connected with one end of resistance R5, the other end of resistance R5 is connected with single chip control module 5, the drain electrode of field-effect transistor Q2 is connected with the negative pole of diode D2 and one end of inductance L 1 respectively, the other end of inductance L 1 is connected with the positive pole of electric capacity C6 and electricity storage preventing pond reversal connection module 3 respectively.This solar maximum power tracking module follows the trail of the maximum power point of solar energy by program control, and actual measurement solar energy receiving efficiency reaches 95%.
See Fig. 2, described electricity storage preventing pond reversal connection module 3 comprises field-effect transistor Q11 and resistance R3, and the grid of described field-effect transistor Q11 is connected with one end of resistance R3, and the other end of resistance R3 is connected with the positive pole of storage battery.This circuit is simple and reliable, and cost is low, and input and output reach 5 peace field-effect transistor Q11 pressure drops lower than 0.05V, and power consumption 0.25W, traditional anti-reverse use diode, electric current reaches 5A, fixed pressure drop 0.8V, power consumption 4W.
See Fig. 2, described LED street lamp power control module 4 comprises resistance R16, resistance R17, field-effect transistor Q3, diode D3, triode Q6, triode Q7, triode Q10, inductance L 2, electric capacity C5 and single-chip microcomputer, one end of described resistance R16, the source electrode of field-effect transistor Q3 is connected with the positive pole of storage battery respectively, resistance R16 and triode Q6, triode Q7, triode Q10 forms push-pull type MOSFET and drives, the base stage of triode Q7 is connected with one end of resistance R17, the other end of resistance R17 is connected with 13 pin of single-chip microcomputer PIC16F1783, the drain electrode of field-effect transistor Q3 is connected with one end of inductance L 2 and the negative pole of diode D3 respectively, the other end of inductance L 2 is connected with electric capacity C5 and LED street lamp 7 respectively.This LED street lamp power control module can rely on single-chip microcomputer impulse waveform Variable power to regulate the Energy transmission of LED street lamp, and adjustable range 10% to 100%, provides the actuator of energy conservation reasonable employment to single-chip computer control system.
See Fig. 2, described single chip control module 5 adopts IC chip PIC16F1783, they are 2 years old, 3 pin and resistance R13, resistance R14, resistance R18, resistance R19 connect to form solar cell panel voltages and accumulator voltage detecting circuit, 4,27 pin and resistance R6, resistance R15 connect to form battery current and LED street lamp 7 output current detection circuit, its 12 pin is connected with resistance R4 and does counnter attack and fill with and control, its 5 pin is connected with resistance R5 and does cell panel powerinjected method and control, and its 24 pin is connected power regulable control with resistance R17.This single chip control module contains counnter attack fills with algorithm, maximal power tracing algorithm, Energy distribution algorithm.
Solar panels of the present invention adopt monocrystalline silicon, or polysilicon, or amorphous silicon is made.
Real-time circulation detection control pattern is adopted, cycle period 0.1 millisecond see Fig. 3 program.Detect solar panels voltage and whether reach the level that can charge, if so, then close that electricity storage preventing pond is counter fills with pattern, call power tracking modular program; If not, then judge whether the state reaching night, calculate actual power export according to setting power, lighting time, accumulator electric-quantity.
Claims (5)
1. a solar LED street lamp controller, comprise controller, solar panels (6), storage battery (8) and LED street lamp, described controller respectively with solar panels (6), storage battery (8) and LED street lamp (7) connect, it is characterized in that: described controller comprises that electricity storage preventing pond is counter fills with module (1), power tracking control module (2), electricity storage preventing pond reversal connection module (3), LED street lamp power control module (4) and single chip control module (5), described electricity storage preventing pond is counter fill with module (1) respectively with solar panels (6), power tracking control module (2) connects, described power tracking control module (2) respectively with electricity storage preventing pond reversal connection module (3), single chip control module (5) connects, described electricity storage preventing pond reversal connection module (3) is connected with storage battery, described single chip control module (5) is connected with LED street lamp power control module (4), described LED street lamp power control module (4) is connected with LED street lamp (7),
The anti-module (1) of filling with in described electricity storage preventing pond comprises field-effect transistor Q1, diode D1, triode Q8, resistance R1 and resistance R4, the drain electrode of described field-effect transistor Q1 is connected with the positive pole of solar panels (6) and the positive pole of diode D1 respectively, the source electrode of field-effect transistor Q1 is connected with the negative pole of diode D1 and resistance R1 and power tracking control module (2) respectively, the other end of resistance R1 is connected with the grid of field-effect transistor Q1 and the collector electrode of triode Q8 respectively, the emitter of triode Q8 is connected to ground, the base stage of triode Q8 is connected with one end of resistance R4, the other end of resistance R4 is connected with 13 pin of single-chip microcomputer PIC16F1783,
Described electricity storage preventing pond reversal connection module (3) comprises field-effect transistor Q11 and resistance R3, and the grid of described field-effect transistor Q11 is connected with one end of resistance R3, and the other end of resistance R3 is connected with the positive pole of storage battery.
2. solar LED street lamp controller according to claim 1, it is characterized in that: described power tracking control module (2) comprises field-effect transistor Q2, resistance R2, resistance R5, triode Q4, triode Q9, triode Q5, diode D2, inductance L 1, the source electrode anti-source electrode of filling with module (1) field effect transistors Q1 with described electricity storage preventing pond respectively of described field-effect transistor Q2, one end of resistance R2 and the collector electrode of triode Q4 connect, described resistance R2 and triode Q4, triode Q9, triode Q5 forms the push-pull driver circuit to field-effect transistor Q2, the base stage of triode Q5 is connected with one end of resistance R5, the other end of resistance R5 is connected with single chip control module (5), the drain electrode of field-effect transistor Q2 is connected with the negative pole of diode D2 and inductance L 1 one end respectively, the other end of inductance L 1 is connected with the positive pole of electric capacity C6 and electricity storage preventing pond reversal connection module (3) respectively.
3. solar LED street lamp controller according to claim 1, it is characterized in that: described LED street lamp power control module (4) comprises resistance R16, resistance R17, field-effect transistor Q3, diode D3, triode Q6, triode Q7, triode Q10, inductance L 2, electric capacity C5 and single-chip microcomputer, described resistance R16 one end, the source electrode of field-effect transistor Q3 is connected with the positive pole of storage battery respectively, resistance R16 and triode Q6, triode Q7, triode Q10 forms push-pull type MOSFET and drives, the base stage of triode Q7 is connected with one end of resistance R17, the other end of resistance R17 is connected with 13 pin of single-chip microcomputer PIC16F1783, the drain electrode of field-effect transistor Q3 is connected with one end of inductance L 2 and the negative pole of diode D3 respectively, the other end of inductance L 2 is connected with electric capacity C5 and LED street lamp (7) respectively.
4. solar LED street lamp controller according to claim 1, it is characterized in that: described single chip control module (5) adopts IC chip PIC16F1783, they are 2 years old, 3 pin and resistance R13, resistance R14, resistance R18, resistance R19 connects to form solar cell panel voltages and accumulator voltage detecting circuit, they are 4 years old, 27 pin and resistance R6, resistance R15 connects to form battery current and LED street lamp (7) output current detection circuit, its 12 pin is connected with resistance R4 and does counnter attack and fill with and control, its 5 pin is connected with resistance R5 and does cell panel powerinjected method and control, its 24 pin is connected power regulable control with resistance R17.
5., according to the arbitrary described solar LED street lamp controller of Claims 1-4, it is characterized in that: described solar panels (6) adopt monocrystalline silicon, or polysilicon, or amorphous silicon is made.
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| CN201310311259.3A CN103347348B (en) | 2013-07-23 | 2013-07-23 | Solar LED streetlight controller |
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| CN201310311259.3A CN103347348B (en) | 2013-07-23 | 2013-07-23 | Solar LED streetlight controller |
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| CN103347348B true CN103347348B (en) | 2015-02-25 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105305396A (en) * | 2014-07-22 | 2016-02-03 | 无锡麟力科技有限公司 | ESD having anti-reverse protection integrated circuit |
| CN106451733B (en) * | 2016-11-30 | 2023-05-30 | 苏州纽克斯电源技术股份有限公司 | Super-capacity solar controller |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202738220U (en) * | 2012-09-07 | 2013-02-13 | 谢永桢 | Intelligent solar LED street lamp controller |
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| CN100463332C (en) * | 2006-11-27 | 2009-02-18 | 孙民兴 | Maximum power tracing method for solar power system and solar power device |
| CN201230389Y (en) * | 2008-06-24 | 2009-04-29 | 李健竑 | Solar energy road lamp controller |
| CN103025028B (en) * | 2012-12-27 | 2015-10-28 | 康茂照明股份有限公司 | Solar LED street lamp controller |
| CN203435190U (en) * | 2013-07-23 | 2014-02-12 | 舒治成 | Solar energy led road lamp controller |
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| CN202738220U (en) * | 2012-09-07 | 2013-02-13 | 谢永桢 | Intelligent solar LED street lamp controller |
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