CN105554944A - LED street lamp control system capable of detecting temperature and humidity - Google Patents
LED street lamp control system capable of detecting temperature and humidity Download PDFInfo
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- CN105554944A CN105554944A CN201511006795.8A CN201511006795A CN105554944A CN 105554944 A CN105554944 A CN 105554944A CN 201511006795 A CN201511006795 A CN 201511006795A CN 105554944 A CN105554944 A CN 105554944A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
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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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention provides an LED street lamp control system capable of detecting a temperature and humidity. The system comprises a control unit, a solar panel, a storage battery unit, a group of LED loads, an emergency power supply unit, an emergency power supply module and a temperature and humidity detection module, wherein the control unit comprises a photosensitive sensor module, a single-chip microcomputer module and a switch module; the storage battery unit is connected with an output end of the solar panel and comprises a boost module, a storage battery module and a power conversion module; the group of LED loads are connected to the output end of the switch module of the control unit; the emergency power supply unit comprises an external power grid; and a charge end of the emergency power supply module is connected with the external power grid. The device can effectively prevent the problem that electric energy cannot be stored by a storage battery when sunlight intensity is poor and the problem that the electric quantity of the storage battery cannot meet the long-term stable power supply requirements of the loads in continuous rainy days, can also measure the temperature and the humidity and transmit temperature and humidity data.
Description
Technical field
The invention belongs to photovoltaic art, particularly, relate to a kind of solar LED street lamp control system detecting humiture.
Background technology
Solar LED street lamp utilizes the solar energy supply LED street lamp illumination in sunshine, because it has the feature such as energy-saving and environmental protection, life-span length, can be widely used in city street lamp illumination.Current solar LED street lamp mainly comprises solar panels in order to the solar energy in sunshine to be converted into electric energy, in order to store the electrical storage device of electric energy in solar panels and to utilize the electric energy in described electrical storage device to carry out the LED of throwing light on.
But, cause intensity of sunshine and time is difficult to ensure because of weather changeableization, and then cause the spread of voltage of solar panels output: when illumination condition is better, the voltage of solar panels output is greater than the voltage of described electrical storage device, then now, the electric energy that described electrical storage device can receive solar panels charges, and when illumination condition is bad, when the voltage of solar panels output is less than the voltage of described electrical storage device, then now, the electric energy that described electrical storage device can not receive solar panels charges, thus make the electric energy through solar energy conversion in solar panels can not get effectively storing.
In addition, when facing continuous rainy weather, described electrical storage device is in last full state for a long time because can not get supply effectively, if now, described electrical storage device still discharges by the one set electric discharge continuation time, the electric energy then not going out several days described electrical storage devices will all consume, and so, makes described LED street lamp can not illumination work normally.
Further, street lamp distribution is extensive, but function singleness, just for illumination.Other functional modules can be added on street lamp, make full use of the widespread feature of street lamp, effectively utilize space, economize on resources.
To this, the following patent of current domestic main existence:
Patent publication No.: CN202617430U, disclose a kind of solar LED street lamp control system, it comprises solar panels, charging system, electrical storage device, discharge system, LED light device, central controller; When sunshine condition is not good, during rated voltage lower than described electrical storage device of the voltage of described solar panels output, described charging system can run boost charge pattern, makes described charging output end voltage higher than the rated voltage of described electrical storage device, charges normal to make described electrical storage device; In addition, described discharge system comprises step-up discharge circuit, thus, when electric discharge provides electric energy for described LED light device, the rated voltage of voltage higher than described electrical storage device of described electric discharge output can be made, and then electrical storage device output voltage can remain unchanged described in whole discharge process, and be set in a certain more satisfactory value, thus, the depth of discharge of described electrical storage device is controlled in ideal value, and then, make the described electrical storage device life-span can be longer.But although this system adopts central controller centralized control precision higher with high costs, system configuration is complicated, is unfavorable for safeguarding, and function singleness.
Summary of the invention
For solving above-mentioned Problems existing, the object of the present invention is to provide a kind of solar LED street lamp control system detecting humiture.For achieving the above object, the technical solution used in the present invention is: a kind of solar LED street lamp control system detecting humiture, is characterized in that, comprising: control unit, comprising: photosensitive sensor module; One-chip computer module, its input connects the output of photosensitive sensor module; Switch module, its input connects the signal output part of one-chip computer module; One solar panel; Secondary battery unit, is connected with solar panel output, comprises: boost module, and its input is connected with solar panel output; Store the battery module of solar panel electric energy, its input is connected with the output of boost module; Power conversion module, its input is connected with accumulator output end, and its output connects the input of described switch module; One group of LED load, connects the output of described control unit switch module; Standby power unit, comprising: external electrical network; Standby power supply module, its charging end connects external electrical network, and its discharge end connects the input of described switch module.Temperature and humidity measurement unit, its feeder ear connects the output of described switch module.
Further, described boost module comprises boost circuit and energy-storage travelling wave tube.
Separately, described LED load is formed in parallel by some LED.
Separately have, described power conversion module comprises pressurizer 78L05, the first electric capacity, the second electric capacity, the 3rd electric capacity and the 4th electric capacity, first electric capacity, the second Capacitance parallel connection are in the voltage input end of pressurizer 78L05, and the 3rd electric capacity, the 4th Capacitance parallel connection are in the voltage output end of pressurizer 78L05.
Again, described reserve battery is lithium battery power supply.
Further, described temperature and humidity measurement unit comprises: temperature sensor, its output is connected with data processing module input; Humidity sensor, its output is connected with data processing module input; Data processing module, is provided with one group of serial communication interface; Data memory module, is provided with serial communication interface, communicates to connect with the serial communication interface on data processing module; Communication module, is provided with radio communication device and serial communication interface, communicates to connect with the serial communication interface on data processing module.
And, serial communication interface described in described communication module comprise in USB interface, RS485 interface, RS232 interface, CAN interface one or more.
Beneficial effect of the present invention is: a kind of solar LED street lamp control system provided by the invention, when sunshine condition is not good, during rated voltage lower than described electrical storage device of the voltage of described solar panels output, the output voltage of described boost module lifting solar panel, and regulated output voltage, described battery module is charged normally, and then, the electric energy through solar energy conversion in described solar panels is utilized efficiently; Use power conversion module to make to input the voltage of LED for its rated voltage, ensure that LED load normally works; In addition, with the addition of standby power unit, make continuous rainy weather, when battery module electricity is not enough, standby power supply module can be the power supply of LED long-term stability, ensure that the result of use of street lamp, and can avoid storage battery over-discharge can.Native system also added temperature and humidity measurement unit, can measure and send humiture information.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation detecting the solar LED street lamp control system of humiture provided by the present invention.
Fig. 2 is a kind of structural representation detecting the temperature and humidity measurement unit of the solar LED street lamp control system of humiture provided by the present invention
Fig. 3 is a kind of structural representation detecting the power conversion module of the solar LED street lamp control system of humiture provided by the invention.
Embodiment
Following examples for illustration of the present invention, but can not be used for limiting the scope of the invention.
With reference to Fig. 1 ~ Fig. 3, a kind of solar LED street lamp control system detecting humiture provided by the present invention, comprising: control unit, comprising: photosensitive sensor module; One-chip computer module, its input connects the output of photosensitive sensor module; Switch module, its input connects the signal output part of one-chip computer module; One solar panel; Secondary battery unit, is connected with solar panel output, comprises: boost module, and its input is connected with solar panel output; Store the battery module of solar panel electric energy, its input is connected with the output of boost module; Power conversion module, its input is connected with accumulator output end, and its output connects the input of described switch module; One group of LED load, connects the output of described control unit switch module; Standby power unit, comprising: external electrical network; Standby power supply module, its charging end connects external electrical network, and its discharge end connects the input of described switch module.Temperature and humidity measurement unit, its feeder ear connects the output of described switch module.
Further, described boost module comprises boost circuit and energy-storage travelling wave tube.
Separately, described LED load is formed in parallel by some LED.
Separately have, described power conversion module comprises pressurizer 78L05, the first electric capacity 1, second electric capacity 2, the 3rd electric capacity 3 and the 4th electric capacity 4, first electric capacity 1, second electric capacity 2 is parallel to the voltage input end of pressurizer 78L05, and the 3rd electric capacity 3, the 4th electric capacity 4 are parallel to the voltage output end of pressurizer 78L05.
Again, described reserve battery is lithium battery power supply.
Further, described temperature and humidity measurement unit comprises: temperature sensor, its output is connected with data processing module input; Humidity sensor, its output is connected with data processing module input; Data processing module, is provided with one group of serial communication interface; Data memory module, is provided with serial communication interface, communicates to connect with the serial communication interface on data processing module; Communication module, is provided with radio communication device and serial communication interface, communicates to connect with the serial communication interface on data processing module.
And, serial communication interface described in described communication module comprise in USB interface, RS485 interface, RS232 interface, CAN interface one or more.
A kind of occupation mode detecting the solar LED street lamp control system of humiture provided by the present invention is as follows: described solar panel is in order to receive the solar energy in daylight, convert solar energy into electrical energy, flow to battery module, by battery module store electrical energy.But because Changes in weather is variable, solar panel output end voltage is unstable, time and lower than the rated voltage of battery module.When solar panel output voltage is lower than battery module rated voltage, described boost module makes battery module input terminal voltage be greater than the rated voltage of battery module, and thus described battery module still can charge normal.Power conversion module uses voltage stabilizing chip, and make the voltage of input load for its rated voltage, proof load normally works.The first electric capacity 1 and the 4th electric capacity 4 that are connected in parallel on voltage stabilizing chip two ends strobe, and the second electric capacity 2 and the 3rd electric capacity 3 play high frequency bypass effect, and high-frequency signal is switched to ground.
The light sensor of control unit receives extraneous intensity signal, and sends to single-chip microcomputer to carry out judgement process.When light intensity is more weak, Single-chip Controlling switch module, is connected LED load with battery module, opens LED.When battery module electricity is not enough, LED load is connected with standby power supply module by Single-chip Controlling switch module, and standby power supply module can be the power supply of LED long-term stability, ensure that the result of use of street lamp, and can avoid storage battery over-discharge can.After extraneous light intensity grow, Single-chip Controlling switch module, is connected link unsettled with SP3T switch for LED load, closes LED.
Temperature and humidity measurement unit by battery module continued power, when battery module electricity is not enough, switches to standby power supply module by switch module, by standby power supply module continued power by switch module.
It should be noted that, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted.Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to the technical scheme of invention or equivalent replacement, and not depart from the scope of technical solution of the present invention, it all should be encompassed in right of the present invention.
Claims (7)
1. can detect a solar LED street lamp control system for humiture, it is characterized in that, comprising: control unit, comprising: photosensitive sensor module; One-chip computer module, its input connects the output of photosensitive sensor module; Switch module, its input connects the signal output part of one-chip computer module; One solar panel; Secondary battery unit, is connected with solar panel output, comprises: boost module, and its input is connected with solar panel output; Store the battery module of solar panel electric energy, its input is connected with the output of boost module; Power conversion module, its input is connected with accumulator output end, and its output connects the input of described switch module; One group of LED load, connects the output of described control unit switch module; Standby power unit, comprising: external electrical network; Standby power supply module, its charging end connects external electrical network, and its discharge end connects the input of described switch module; Temperature and humidity measurement unit, its feeder ear connects the output of described switch module.
2. a kind of solar LED street lamp control system detecting humiture according to claim 1, it is characterized in that, described boost module comprises boost circuit and energy-storage travelling wave tube.
3. a kind of solar LED street lamp control system detecting humiture according to claim 1, it is characterized in that, described LED load is formed in parallel by some LED.
4. a kind of solar LED street lamp control system detecting humiture according to claim 1, it is characterized in that, described power conversion module comprises pressurizer 78L05, the first electric capacity, the second electric capacity, the 3rd electric capacity and the 4th electric capacity, first electric capacity, the second Capacitance parallel connection are in the voltage input end of pressurizer 78L05, and the 3rd electric capacity, the 4th Capacitance parallel connection are in the voltage output end of pressurizer 78L05.
5. a kind of solar LED street lamp control system detecting humiture according to claim 1, it is characterized in that, described reserve battery is lithium battery power supply.
6. a kind of solar LED street lamp control system detecting humiture according to claim 1, it is characterized in that, described temperature and humidity measurement unit comprises: temperature sensor, and its output is connected with data processing module input; Humidity sensor, its output is connected with data processing module input; Data processing module, is provided with one group of serial communication interface; Data memory module, is provided with serial communication interface, communicates to connect with the serial communication interface on data processing module; Communication module, is provided with radio communication device and serial communication interface, communicates to connect with the serial communication interface on data processing module.
7. a kind of solar LED street lamp control system detecting humiture according to claim 6, it is characterized in that, serial communication interface described in described communication module comprise in USB interface, RS485 interface, RS232 interface, CAN interface one or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511006795.8A CN105554944A (en) | 2015-12-30 | 2015-12-30 | LED street lamp control system capable of detecting temperature and humidity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511006795.8A CN105554944A (en) | 2015-12-30 | 2015-12-30 | LED street lamp control system capable of detecting temperature and humidity |
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| CN105554944A true CN105554944A (en) | 2016-05-04 |
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| CN201511006795.8A Pending CN105554944A (en) | 2015-12-30 | 2015-12-30 | LED street lamp control system capable of detecting temperature and humidity |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122879A (en) * | 2016-07-06 | 2016-11-16 | 山东巨益新能源有限公司 | A kind of energy-saving LED road lamp control method |
| CN108539843A (en) * | 2018-06-06 | 2018-09-14 | 镇江市高等专科学校 | A kind of controllable solar energy charge power supply and charging method based on GSM technology |
| CN109931566A (en) * | 2019-04-04 | 2019-06-25 | 郑州中熙能源股份有限公司 | A kind of intelligent street lamp and its control system |
-
2015
- 2015-12-30 CN CN201511006795.8A patent/CN105554944A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122879A (en) * | 2016-07-06 | 2016-11-16 | 山东巨益新能源有限公司 | A kind of energy-saving LED road lamp control method |
| CN106122879B (en) * | 2016-07-06 | 2019-02-15 | 青岛鲁迪伦康信息技术有限公司 | A kind of energy-saving LED road lamp control method |
| CN108539843A (en) * | 2018-06-06 | 2018-09-14 | 镇江市高等专科学校 | A kind of controllable solar energy charge power supply and charging method based on GSM technology |
| CN109931566A (en) * | 2019-04-04 | 2019-06-25 | 郑州中熙能源股份有限公司 | A kind of intelligent street lamp and its control system |
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Application publication date: 20160504 |
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