CN101969717B - Full-effect full-automatic solar street lamp control system - Google Patents
Full-effect full-automatic solar street lamp control system Download PDFInfo
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- CN101969717B CN101969717B CN 201010268923 CN201010268923A CN101969717B CN 101969717 B CN101969717 B CN 101969717B CN 201010268923 CN201010268923 CN 201010268923 CN 201010268923 A CN201010268923 A CN 201010268923A CN 101969717 B CN101969717 B CN 101969717B
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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 full-effect full-automatic solar street lamp control system which comprises a solar street lamp system and a control system, wherein the control system comprises three output and input ends which are respectively connected with a solar photovoltaic component, a load and a battery, the interior of the control system consists of an MCU, a DSP and a peripheral circuit, and the MCU and the DSP are used for carrying out collection and operation treatment on electrical signals of the photovoltaic panel, the load and the battery in the solar street lamp system, and carrying out energy collection and storage control, charge and discharge control, random regulation and control of continuous and intermittent working time, lightning protection and energy-saving control on the solar street lamp system; an input port of the solar photovoltaic component is connected with a piezoresistor RT2 in parallel; a n type filter circuit consists of a C18, a C19, a C7 and an L5; a D5 and a Schottky diode are arranged for realizing the anti-reverse connection property of the solar photovoltaic panel; and a charging circuit consists of an R8, an R9, an R14, the MCU, the DSP, a T8 and a T10.
Description
Technical field
The present invention relates to a kind of full effect full automatic solar street lamp control system.
Background technology
Solar street light be a kind of solar energy that utilizes as the street lamp of the energy, because of its have be not subjected to the power supply influence, need not ditch and sunken cord, do not consume conventional electric energy, only need the local mounted characteristics of sunny just energy, get more and more people's extensive concerning, free from environmental pollution because of it again, and become Green Product.In recent years, along with developing rapidly of solar power generation industry, the application of photovoltaic enlarges just gradually, and various photovoltaic new products continue to bring out.In lighting, as technology and the artistic solar street light that combines, be used widely in developed countries such as the U.S., France, Japan, then be in the starting stage in China.
At present, domestic poor for the product ubiquity control precision that solar street light is controlled, problem such as degree of power conservation is low.Collect the technology of utilization, shortage lightning protection control circuit lacking light current energy and faint electric energy that photovoltaic module is changed aspect the function realization under situations such as overcast and rainy, morning and dusk.Thereby can not get all the time the useful life of causing the utilization rate of solar photovoltaic assembly and storage battery improving.Simultaneously, in the Solar Street Lighting System of equal configuration, because the electric energy that lacks in the sun street lamp control system product storage battery carries out totally accurately reasonability management, make Solar Street Lighting System can not get prolonging (that is: continuing under the overcast and rainy situation, whole night the time of continuous operation) in the operating time at night.To powerful load, be difficult to especially accomplish it is accurately controlled with energy-conservation.In the large-scale application of street lamp control system product, it is very big that conventional Solar Street Lighting System begins to start the TID of work at night each other, and the time interval reaches more than ten minute even longer.To the problems referred to above, up to now, find no the open report of corresponding solution.
Summary of the invention
The object of the present invention is to provide a kind ofly have that multiple functional, strong interference immunity, structure are small and exquisite, self power consumption is little, Automatic Control, pollution-free, imitate energy-conservation entirely and can be omnibearing solar street light monitored and regulated and control, and reach high energy saving and the accurate full effect full automatic solar road lamp system of control can make work the time, to remedy the deficiencies in the prior art.
Principle of the present invention is:
The invention reside in all voltages of solar photovoltaic assembly, storage battery, load and wire rod, electric current, and resistance data gather and handle, realization is put protection, temperature-compensating, is crossed and put recovery, anti-reverse over-charge protective, the mistake of storage battery, and the energy of gathering be can't harm storage; The light source of Solar Street Lighting System is carried out light-operated, time control, anti-reverse protection; The conversion energy to solar photovoltaic assembly carries out omnibearing collection, to the lightning protection that carries out of Solar Street Lighting System.Can carry out safe, energy-conservation in all directions and control is handled, make Solar Street Lighting System can be under very energy-conservation and safe situation operate as normal, thereby make the operating time of Solar Street Lighting System longer, it is more stable to work.The longer service life of system.
The full effect full automatic solar street lamp control system that the present invention proposes is to carry out innovation on the basis of existing technology.
The present invention samples the signal of telecommunication of photovoltaic panel, load and storage battery three in the Solar Street Lighting System and calculation process with MCU and DSP, realizes Solar Street Lighting System is charged and the accurate control of discharge, the collection that reaches the randomly regulating of discontinuous operation time, anti-lightning strike control, high voltage low current energy continuously store and controls and high energy saving control.Specifically be divided into:
A. photovoltaic panel importation
At the input of photovoltaic panel piezo-resistance RT2 in parallel; By C18, C19, C7 and L5 form ∏ type filter circuit; D5 is set, and it is anti-reverse that Schottky diode solves photovoltaic panel;
B. live part
By R8, R9, R14, single-chip microcomputer MK7A22P and T8 and T10 form charging circuit, and charge mode is set according to the electrical characteristic of storage battery;
C. the resettable fuse of connecting before storage battery detects charging current with software, double-safety pattern protection storage battery;
D. power unit
Realize the input of many V of 15-30 wide power with TD1507T5; Realize synchronous buck with 2 N-channel MOS FET, photovoltaic module is carried out maximum power tracing control;
E. temperature-compensating is crossed and is put, and crosses and puts recovery
By R13, R16, R26, R28, C30, VR2 and U3 form amplifier comparison circuit system, realize the floating charge to battery; And ETC resistance reads the temperature data of batteries in real time in conjunction with MCU, and revises the charging voltage of storage battery and the relation of float charge voltage, solves temperature-compensating;
By R15, R25, R27, R59, C25, VR1 and U3 form other one group of amplifier comparison circuit system, and for detection of daytime and night, the two elements in the circuit: C25 solves the darkness zero boundary flicker problem of lighting a lamp; VR1 by adjust this element regulation at dark between, make the product hommization;
By R19, R29, R60, C9 forms battery voltage detection system, monitors the variation of electric weight in real time by MCU, and the control battery is to output and the protection battery of load, and the mistake that realizes storage battery is put protection and is crossed and puts recovery;
F. realize solar power system is carried out the automatic control of light-operated and time control with light-operated switch lamp;
G. load protection
Adopt MCU monitoring mode and sampling resistor to realize constant current work, protected the LED load, prolong the service time of LED load;
H. the energy that adopts converter technique that system is changed assembly can't harm the lost territory substantially and concentrates collection and utilization;
Various types of materials in the i system configuration adopts nano material, reduces system cost and improves stability.
Concrete technical characterstic of the present invention is:
1, have superpower, when brightness was equivalent to incandescent lamp 150W-1000W, 8 hours every days illumination or work whole night can be in operate as normal in continuous overcast and rainy 10-15 days even longer time;
2, possess charge and discharge protecting system, photosensitive robot control system(RCS), energy-saving control system, constant current operation system, spin thunder system and timed unit system.It is energy savings effectively, increases the effective lighting time, reduces the integral production cost of solar power system;
3, the central controller unit adopts MCU and dsp chip, can catch all electric parameters of load more accurately, through accurate control calculation process, thereby control and energy-conservation instruction is more accurately sent, to control the work of whole solar power system;
4, in extensive the use, the startup of each system and the lead time of closing are very little, only all start operation in one minute.Can overcome traditional solar street light effectively because starting the excessive all drawbacks that produce of the time difference.
5, this device can be collected all fine and overcast and rainy energy that solar components is changed, and is stored utilization.
Description of drawings
Fig. 1 is road lamp system operation block diagram of the present invention.
Fig. 2 is control system operation block diagram of the present invention.
Fig. 3 is input circuit figure of the present invention.
Fig. 4 is power circuit diagram of the present invention.
Fig. 5 the present invention is parameter initialization circuit figure.
Fig. 6 is governor circuit figure of the present invention.
Fig. 7 is output circuit figure of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing 1-7:
Full effect full automatic solar street lamp control system of the present invention is researched and developed innovation on the basis of existing technology.Ancillary equipment of the present invention is made up of battery component, storage battery and light-emitting component; Concrete improvement part is:
1, solar photovoltaic assembly importation
At solar photovoltaic assembly input two ends, a RT2 (piezo-resistance) in parallel prevents thunderbolt.
C18, C19, C7 and L5 form typical ∏ type filter circuit, import the impure problem of power supply in order to handle solar photovoltaic assembly, and have optimized charging circuit thereafter.Prevent that with the D5-Schottky diode photovoltaic panel is anti-reverse.
2, live part
R8; R9; R14; single-chip microcomputer MK7A22P and T8 and T10 form charging circuit; this circuit can be according to the electrical characteristic of storage battery; set charge mode accurately and storage battery is handled and sent into to the light current energy of solar photovoltaic assembly or faint electric energy store, can well protect storage battery like this, prolong its working life.
3, the resettable fuse of before storage battery, connecting, with adopting software that charging current is detected, double-mode protection storage battery.
4, power unit
Adopt TD1507T5 to realize wide power input (the many V of 15-30), greatly the raising of degree power supply stability, and reduce power consumption.With 2 N-channel MOS FET, realize synchronous buck, and realize solar photovoltaic assembly is carried out maximum power tracing control.Solar photovoltaic assembly is charged with maximum power.Simultaneously, greatly reduce internal power consumption.Reach high energy saving.
5, temperature-compensating is crossed and is put, and crosses and puts recovery
R13, R16, R26, R28, C30, VR2 and U3 (LM358) form amplifier comparison circuit system, realize the floating charge to battery; Use ETC resistance, and in conjunction with MCU, read the temperature data of batteries in real time, and revise the charging voltage of storage battery and the relation of float charge voltage.Realize temperature-compensating;
By R15, R25, R27, R59, C25, VR1 and U3 (LM358) form other one group of amplifier comparison circuit system, handle the flicker of lighting a lamp of darkness zero boundary for detection of daytime and night: C25; By adjusting the VR1 element, can regulate at dark automatically between.
Use R19, R29, R60, C9 forms battery voltage detection system, monitors the electric quantity change of storage battery in real time by MCU, can control battery more accurately to the output of load, effectively protects battery.Realization is put protection and is crossed the mistake of storage battery and puts recovery.
6, light-operated switch lamp
Adopt photosensitive control technology and time control technique, realize Solar Street Lighting System is carried out the automatic control of light-operated and time control.
7, load protection
Adopt MCU monitoring mode and sampling resistor to realize constant current work, and precision is very high: effectively to protect the LED load, prolonged the service time of load to a greater degree.
8, Energy Saving Control
Adopt converter technique to make the system works improved efficiency.Simultaneously, control system of solar energy street lamp energy that assembly is changed can't harm the lost territory substantially and concentrates and collect and utilize.
9, further energy-conservation
Adopt the nano material native system to handle.Whole system can stably be worked under all atrocious weather environment, and height is energy-conservation.Under same configuring condition, more more energy-conservation than traditional solar street light, its operating time can improve 1/3, and lifetime of system improves 1/3.Therefore, reduce the use amount of the various fitment material in the Solar Street Lighting System, as assembly, storage battery, thereby reduced the cost of Solar Street Lighting System.
The work of system of the present invention is:
This is complete imitates full automatic solar street lamp control system for mode of operation whole night or carries out the setting regulation and control of any operating time as required, and realizes light-operated and perfect adaptation time control.When MCU and DSP detect solar photovoltaic assembly voltage and surpass 1V or be lower than 1V, be and close the threshold value that starts with night daytime.Simultaneously, MCU and DSP constantly detect the voltage and current situation of input voltage, electric current and the storage battery of solar photovoltaic assembly all the time, if the voltage of solar photovoltaic assembly is higher than storage battery 2.5V when above, namely start PWM complementation pulse, to charge in batteries.Storage battery is detected its charge condition and rationalizes management, after storage battery is full of, changes constant 27.6V voltage immediately over to and continue storage battery is carried out the thin,tough silk current charge.If MCU and DSP detect the output voltage values of photovoltaic module when being lower than battery tension, get final product charge closing.If MCU and when detecting battery tension and being lower than 21V then closes output.
Full effect full automatic solar street lamp control system of the present invention is mode of operation or when setting the operating time as required at midnight, then adjusts the time control circuit of MCU, controls by light-operated combining with time control.At this moment, if the loaded work piece time surpasses the illumination work time of setting, load is namely closed, in the inferior cycle period of back and forth finishing 24 hours.
MCU among the present invention and DSP can gather and store all electric energy that photovoltaic module is changed.Realize the utilization in full of energy.
Claims (5)
1. imitate the full automatic solar street lamp control system entirely for one kind, it has solar photovoltaic assembly, load, Solar Street Lighting System and control system that storage battery is formed, described control system has three outputs and input, be respectively the input that is connected with solar photovoltaic assembly, the input/output terminal that is connected with load and the input/output terminal that is connected with storage battery, it is characterized in that, described control system inside is by single-chip microprocessor MCU, digital signal processor DSP and peripheral circuit are formed, MCU and DSP realize the photovoltaic panel in the Solar Street Lighting System, load and storage battery three's the signal of telecommunication is gathered, calculation process realizes that the energy acquisition that Solar Street Lighting System is carried out high voltage low current stores control, the accurate control that discharges and recharges, reach the regulation and control of discontinuous operation time continuously, anti-lightning strike control and high energy saving control;
Between solar photovoltaic assembly input port and ground, be connected a piezo-resistance RT2; Form ∏ type filter circuit by capacitor C 18, capacitor C 19, capacitor C 7 and inductance L 5; Schottky diode D5 is set solves the anti-reverse of photovoltaic panel;
Form charging circuit by resistance R 8, resistance R 9, resistance R 14, MCU, DSP and triode T8 and triode T10, described R8 is connected in parallel between the grid and source class of T10, the source electrode of T10 is connected with solar photovoltaic assembly, the grid of T10 connects the collector electrode of T8 by R14, the base stage of T8 links to each other with 9 pin of MCU by R9, the drain electrode of T10 is connected the grounded emitter of T8 by D5 with resettable fuse F1 with storage battery BT1; According to the electrical characteristic of storage battery, the setting charge mode also can be handled and send into storage battery with the light current of solar photovoltaic assembly and store, and realizes energy acquisition and the storage of solar photovoltaic assembly under overcast and rainy situation;
The resettable fuse of connecting between solar photovoltaic assembly input in the control system and the storage battery, and realize charging current is detected double-mode protection storage battery with software;
Input with chip TD1507T5 realization 15-50 V wide power realizes synchronous buck with 2 N-channel MOS FET, realizes the maximum power tracing control to solar photovoltaic assembly;
When single-chip microprocessor MCU and digital signal processor DSP detect solar photovoltaic assembly voltage and surpass 1V or be lower than 1V, be and close the threshold value that starts with night daytime, simultaneously, MCU and DSP detect the voltage and current situation of voltage, electric current and the storage battery of solar photovoltaic assembly all the time constantly, when if the voltage of solar photovoltaic assembly is higher than storage battery 2.5V, namely start the complementary pulse of PWM, to charge in batteries; After storage battery is full of, changes constant 27.6V voltage immediately over to and continue storage battery is carried out the thin,tough silk current charge; If MCU and DSP detect the voltage of solar photovoltaic assembly when being lower than battery tension, namely close solar photovoltaic assembly to the charging of storage battery; If MCU and DSP detect battery tension when being lower than 21V, namely close storage battery to the output of load.
2. full effect full automatic solar street lamp control system according to claim 1, it is characterized in that, form amplifier comparison circuit system by resistance R 13, resistance R 16, resistance R 26, resistance R 28, capacitor C 30, adjustable resistance VR2 and operational amplifier U3,2 pin of R13, R16 and VR2 and U3 are formed reference voltage circuit, VR2 changes resistance along with the variation of ambient temperature, thereby the reference voltage of adjustment floating charge is to realize the temperature-compensating to charge in batteries; The bleeder circuit monitoring battery tension of forming by R26, R28 and C30, thus when the 3 pin voltages that monitor U3 are higher than the reference voltage of 2 pin then the upset of the 1 pin output voltage of U3 trigger MCU and begin the storage battery floating charge.
3. full effect full automatic solar street lamp control system according to claim 1, it is characterized in that, form another group amplifier comparison circuit system by resistance R 15, resistance R 25, resistance R 27, resistance R 59, capacitor C 25, adjustable resistance VR1 and operational amplifier U3, for detection of daytime and night, capacitor C 25 is handled the flicker that darkness zero boundary lights a lamp, by adjustable resistance VR1, automatically between adjusting at dark; 6 pin of R15, R59 and VR1 and U3 are formed reference voltage circuit, the voltage of the bleeder circuit monitoring solar photovoltaic assembly that R25, R27 and C25 form, thus when the 5 pin voltages that monitor U3 are higher than the reference voltage of 2 pin then the upset of the 7 pin output voltages of U3 trigger MCU and open the load illumination functions.
4. full effect full automatic solar street lamp control system according to claim 1; it is characterized in that; form battery voltage detection system by resistance R 19, resistance R 29, resistance R 60 and capacitor C 9; detect the voltage of storage battery with the bleeder circuit of R60 and R29 composition; read battery tension by R19 and C9 and MCU; serve as according to adjusting charging current and to load output with this voltage, put recovery thereby reach the mistake of storage battery put protection and cross.
5. full effect full automatic solar street lamp control system according to claim 1 is characterized in that, adopts photosensitive control technology and time control technique, Solar Street Lighting System is carried out the automatic control of light-operated and time control.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010268923 CN101969717B (en) | 2010-09-01 | 2010-09-01 | Full-effect full-automatic solar street lamp control system |
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| CN 201010268923 CN101969717B (en) | 2010-09-01 | 2010-09-01 | Full-effect full-automatic solar street lamp control system |
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| CN101969717A CN101969717A (en) | 2011-02-09 |
| CN101969717B true CN101969717B (en) | 2013-09-04 |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102157586B (en) * | 2011-03-03 | 2013-08-21 | 英利能源（中国）有限公司 | Photovoltaic assembly with lightning-protection device |
| CN103002631B (en) * | 2012-03-07 | 2015-02-25 | 伊川县宇光新能源照明开发有限公司 | Intelligent solar micro-computerized soft-drive constant-current source controller |
| CN105406816A (en) * | 2015-11-25 | 2016-03-16 | 成都创虹科技有限公司 | Full-automatic solar tracking lighting system |
| CN106202875A (en) * | 2016-06-27 | 2016-12-07 | 泰华智慧产业集团股份有限公司 | Evolve based on cloud and follow the tracks of the method and system of solar street light maximum power point |
| CN108156689A (en) * | 2016-12-06 | 2018-06-12 | 柴东澜 | Street lamp control system |
| CN106788253B (en) * | 2017-01-19 | 2019-04-05 | 青海大学 | A kind of photovoltaic module voltage, current measure device |
| CN106921215A (en) * | 2017-03-20 | 2017-07-04 | 上海图赛新能源科技集团有限公司 | The electric power data stocking system and control method of a kind of energy storage device |
| CN107521260A (en) * | 2017-04-01 | 2017-12-29 | 上海电机学院 | A kind of solar energy disappears shadow pen |
| CN108565944A (en) * | 2017-12-15 | 2018-09-21 | 中建材浚鑫科技有限公司 | Solar street light charge-discharge control system |
| CN108366449B (en) * | 2018-01-24 | 2020-05-19 | 广东德洛斯照明工业有限公司 | Photoelectric integrated street lamp control device and method |
| CN115275787A (en) * | 2022-08-19 | 2022-11-01 | 南京尚志电子科技有限公司 | Photoelectric lightning arrester |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6949909B2 (en) * | 2003-12-04 | 2005-09-27 | Chia-Chang Chuang | Solar energy pulse charge device |
| CN201119053Y (en) * | 2007-08-08 | 2008-09-17 | 江苏中澳光伏能源科技有限公司 | Intelligent control device for solar luminescent street lamp |
| CN201490730U (en) * | 2009-07-10 | 2010-05-26 | 广州珠江电信设备制造有限公司 | Intelligent controller for solar energy power source with charging voltage compensation of storage battery |
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