CN102595716B - Solar light-emitting diode (LED) street lamp monitoring system - Google Patents

Solar light-emitting diode (LED) street lamp monitoring system Download PDF

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Publication number
CN102595716B
CN102595716B CN201210017114.8A CN201210017114A CN102595716B CN 102595716 B CN102595716 B CN 102595716B CN 201210017114 A CN201210017114 A CN 201210017114A CN 102595716 B CN102595716 B CN 102595716B
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controller
street lamp
storage battery
led street
module
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CN201210017114.8A
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CN102595716A (en
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李志�
武志学
李梅
韩辉鹏
吴开强
赵阳
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CHENGDU GOLDTEL INDUSTRY GROUP Co Ltd
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CHENGDU GOLDTEL INDUSTRY GROUP Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/72Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting

Abstract

The invention discloses a solar light-emitting diode (LED) street lamp monitoring system which comprises a solar cell module, a system controller, a light sensor, a power supply, LED street lamps, an infrared light-sensing component and a remote data transmission module, wherein outputs of the solar cell module, the light sensor and the infrared light-sensing component are respectively connected with the system controller; each LED street lamp is connected with the output of the system controller; the power supply comprises a commercial power supply and a storage battery; the remote data transmission module comprises a power carrier module or a General Packet Radio Service (GPRS) module; the system controller is connected with the commercial power supply by the power carrier module; and the system controller is connected with a GPRS wireless network by the GPRS module. According to the invention, the controller protects the storage battery so as to prolong the service life of the storage battery; street lamps are turned off when nobody passes through and turned on when the infrared light-sensing component senses pedestrians or vehicles; and the solar LED street lamp monitoring system has the characteristics of low power consumption of the storage battery and high energy source use ratio.

Description

Solar LED street lamp supervisory control system
Technical field
The present invention relates to a kind of solar LED street lamp supervisory control system.
Background technology
The three large subject matters that enter the facing mankind of 21 century are the energy, environment and economy, the energy and economic problems become the bottleneck of restriction socio-economic development day by day, the presently used fossil energy of the mankind exhausts increasingly, environmental pollution is day by day serious, under the dual-pressure running down in severe energy substitution situation and human ecological environment, tap a new source of energy and become the focus that countries in the world are paid close attention to, the task of developing clean energy resource renewable and free from environmental pollution is extremely urgent.
Solar energy, as a kind of inexhaustible, nexhaustible free of contamination clear energy sources, has been acknowledged as the most effective energy that does not solve energy crisis; LED light fixture has the advantages such as long, energy-efficient, environmental protection of life-span.Therefore, solar energy and LED street lamp organically combine the solar LED street lamp developed be current street lamp development trend institute to.Mostly street lamp is high-pressure sodium lamp in the market, garden street lamp is LED street lamp a bit, some is solar LED street lamp, but, all the demonstration of storage battery and LED lamp is not carried out to effective management and supervision, as: cannot control storage battery according to intensity of sunshine is electric power storage or electric discharge; At night, street lamp cannot remote sensing have nobody or car close, always in normally open, the electric weight of waste storage battery.In general, the energy utilization rate of traditional solar LED street lamp is not high, and reliability is not strong.
Summary of the invention
The object of the invention is to solve the deficiency of existing solar LED street lamp, a kind of solar LED street lamp supervisory control system is provided, the demonstration that overcomes traditional solar LED street lamp cannot obtain effective management and supervision, and cannot control storage battery according to intensity of sunshine is electric power storage or electric discharge; At night, street lamp cannot remote sensing have nobody or car close, the shortcoming such as always in normally open, the electric weight of waste storage battery, cannot automatically switch to mains supply when accumulator electric-quantity is low, the low and poor reliability of energy utilization rate.
The object of the invention is to be achieved through the following technical solutions: solar LED street lamp supervisory control system, it comprises solar module, system controller, optical sensor, power supply, at least one LED street lamp, infrared ray sensing device and remote data transmission module, the output of solar module, optical sensor and infrared ray sensing device is connected with system controller respectively, and each LED street lamp is connected with the output of system controller respectively; Described power supply comprises a mains supply and a storage battery, and the output of mains supply and storage battery is connected with the power supply terminal of system controller respectively, and a charging output of system controller is also connected with storage battery; Described remote data transmission module comprises power carrier module or GPRS module, and system controller is connected with line by power carrier module, and system controller is connected with GPRS wireless network by GPRS module.
The present invention also comprises a clock circuit, and the output of clock circuit is connected with system controller.
System controller of the present invention comprises signal processing circuit, A/D sample circuit, main circuit and microprocessor, signal processing circuit, A/D sample circuit and main circuit are connected with microprocessor respectively, and main circuit is by bidirectional DC-DC converter and discharge and recharge switching circuit and form.
The invention has the beneficial effects as follows:
(1) light sensor senses day illumination, when illumination is reduced to 10lux left and right, control storage battery day at night to LED street lamp electric discharge, storage battery provides power supply for LED street lamp; System controller is according to the different requirements of different time period people at night to illumination, the input power of monitoring solar LED street lamp, according to solar cell endergonic size on daytime, the power output of monitoring solar LED street lamp, energy-saving consumption-reducing and improved the reliability of supervisory control system;
(2) the charging and discharging process of system controller control storage battery, plays the effect of protection storage battery, and accumulator cell charging and discharging adopts MPPT maximum power point tracking algorithm to promote the photoelectric conversion efficiency of solar panel; The pulse-width modulation syllogic monitoring method monitoring storage battery that employing has a MPPT remains the charge/discharge algorithm of charged capacity SOC, has effectively avoided accumulator super-charge and crossed putting, and has extended the useful life of storage battery;
(3) time arranging according to system, as after 10 or 11 of nights, on road, pedestrian and vehicle are less, extinguish LED street lamp, once have personnel or vehicle through the out-of-date induction zone that enters, infrared ray sensing device is transferred to system controller by the signal sensing, lights LED street lamp; Personnel or vehicle through after, after certain time-delay, extinguish LED street lamp, significantly reduced the electric quantity consumption of storage battery, improved energy utilization rate;
(4) can pass through power carrier or the real-time uploading system operating state data of GPRS mode, be convenient to find in time fault and deal with problems, for remote monitoring provides convenience.
Accompanying drawing explanation
Fig. 1 is structural representation block diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail: as shown in Figure 1, solar LED street lamp supervisory control system, it comprises solar module, system controller, optical sensor, power supply, at least one LED street lamp, infrared ray sensing device and remote data transmission module, described system controller comprises signal processing circuit, A/D sample circuit, main circuit and microprocessor, main circuit is by bidirectional DC-DC converter and discharge and recharge switching circuit and form, bidirectional DC-DC converter is time-sharing multiplex circuit, daytime is as the charge circuit between solar module and storage battery, night is as the discharge loop between storage battery and LED street lamp, current sampling circuit in signal processing circuit and A/D sample circuit is time-sharing multiplex circuit, and daytime is as sampling as discharging current at charging current sampling, night., the output of solar module, optical sensor and infrared ray sensing device is connected with system controller respectively, and the input of each LED street lamp is connected with the output of system controller respectively.Described power supply comprises a mains supply and a storage battery, and the output of mains supply and storage battery is connected with the power supply terminal of system controller respectively, and a charging output of system controller is also connected with storage battery.Described remote data transmission module comprises power carrier module or GPRS module, and system controller is connected with line by power carrier module, and system controller is connected with GPRS wireless network by GPRS module.It also comprises a clock circuit, and the output of clock circuit is connected with system controller.
Operation principle of the present invention is as follows: solar energy is transformed into electric energy to solar module and to charge in batteries, charging is controlled and illumination control is mainly completed by system controller.During charging, system controller is monitored the state in battery charging process, according to the condition selecting charging modes of storage battery, and prevents accumulator super-charge.During electric discharge, system controller is monitored the state in battery discharging process, when detecting that accumulator electric-quantity is too low, stops immediately the LED street lamp power supply, road lamp power supply of storage battery to load and is switched to mains supply, plays the effect of protection storage battery.Accumulator cell charging and discharging adopts MPPT maximum power point tracking (MPPT) algorithm, has promoted the photoelectric conversion efficiency of solar panel; The pulse-width modulation syllogic monitoring method that employing has a MPPT goes to monitor storage battery and remains the charge/discharge algorithm of charged capacity (SOC), has effectively avoided overcharging and crossing putting, and has extended the useful life of storage battery.
System controller timesharing, dividing potential drop are monitored, according to the different requirements of different time period people at night to illumination, the input power of monitoring solar LED street lamp, and according to solar cell endergonic size on daytime, the power output of monitoring solar LED street lamp, according to storage battery, remain the Mathematical Modeling detection of the residual capacity to storage battery in real time of charged capacity (SOC), and then automatically adjust LED load, according to the demand of SOC and illumination, for LED, carry out light modulation monitoring and can further reach energy-conservation effect.
When Night fell, light sensor senses is low to moderate 10lux left and right to the day illumination at night, system controller control storage battery discharges to LED street lamp, storage battery provides power supply for LED street lamp, LED street lamp is lit, until 10 of nights or 11 points, on road, there is no pedestrian, for energy savings, extinguish LED street lamp, once have pedestrian or vehicle through out-of-date, enter the induction region of infrared ray sensing device, infrared ray sensing device is transferred to system controller by the signal sensing, lights LED street lamp, for pedestrian or vehicle provide illumination; After pedestrian or vehicle warp, by extinguishing LED street lamp after certain time delay.
Power carrier module or GRPS module are immediately by the voltage and current data of each solar module in system, and the data upload such as the operating state of storage battery is to remote control terminal, be convenient to find in time fault and deal with problems, for the remote monitoring of system provides convenience.

Claims (1)

1. solar LED street lamp supervisory control system, it is characterized in that: it comprises solar module, system controller, optical sensor, power supply, at least one LED street lamp, infrared ray sensing device and remote data transmission module, the output of solar module, optical sensor and infrared ray sensing device is connected with system controller respectively, and each LED street lamp is connected with the output of system controller respectively, described power supply comprises a mains supply and a storage battery, and the output of mains supply and storage battery is connected with the power supply terminal of system controller respectively, and a charging output of system controller is also connected with storage battery, described remote data transmission module comprises power carrier module or GPRS module, system controller is connected with line by power carrier module, system controller is connected with GPRS wireless network by GPRS module, power carrier module or GPRS module are immediately by the voltage and current data of each solar module in system, and the operating state data of storage battery is uploaded to remote control terminal, light sensor senses day illumination, when day at night, illumination was reduced to pre-set threshold value, control storage battery to LED street lamp electric discharge, storage battery is LED street lamp power supply, road lamp power supply, it also comprises a clock circuit, the output of clock circuit is connected with system controller, according to the output of clock circuit, in the few set period of night pedestrian and vehicle, each LED street lamp is extinguished in system controller control, there are pedestrian or vehicle through out-of-date, infrared ray sensing device is transferred to system controller by the signal sensing, controls and lights LED street lamp, when pedestrian or vehicle are default by later process, delay and extinguishes LED street lamp, described system controller comprises signal processing circuit, A/D sample circuit, main circuit and microprocessor, signal processing circuit, A/D sample circuit is connected with microprocessor respectively with main circuit, main circuit is by bidirectional DC-DC converter and discharge and recharge switching circuit and form, bidirectional DC-DC converter is time-sharing multiplex circuit, daytime is as the charge circuit between solar module and storage battery, night is as the discharge loop between storage battery and LED street lamp, during charging, system controller is monitored the state in battery charging process, according to the condition selecting charging modes of storage battery, and prevent accumulator super-charge, during electric discharge, system controller is monitored the state in battery discharging process, when detecting that accumulator electric-quantity is too low, stops immediately the LED street lamp power supply, road lamp power supply of storage battery to load and is switched to mains supply, wherein, accumulator cell charging and discharging adopts MPPT maximum power point tracking MPPT algorithm, promote the photoelectric conversion efficiency of solar module, adopt the pulse-width modulation syllogic monitoring method with MPPT to go to monitor storage battery to remain the charge/discharge algorithm of charged capacity SOC, avoid overcharging and cross and put, current sampling circuit in signal processing circuit and A/D sample circuit is time-sharing multiplex circuit, and daytime is as sampling as discharging current at charging current sampling, night, system controller timesharing, dividing potential drop are monitored, according to night, different time period people require the input power of monitoring LED street lamp to the difference of illumination, according to the power output of solar module endergonic size monitoring on daytime LED street lamp, the Mathematical Modeling that remains charged capacity SOC according to storage battery detects the residual capacity of storage battery in real time, and then automatically adjusts the load of LED street lamp.
CN201210017114.8A 2012-01-19 2012-01-19 Solar light-emitting diode (LED) street lamp monitoring system Active CN102595716B (en)

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Publication number Priority date Publication date Assignee Title
CN102843831A (en) * 2012-08-21 2012-12-26 芜湖市神龙新能源科技有限公司 Road lamp using solar energy to carry out light-dependent control and time control
CN103796371A (en) * 2012-11-02 2014-05-14 南京中电熊猫照明有限公司 Intelligentized roadway lighting control system and method
CN103234628A (en) * 2013-04-03 2013-08-07 上海龙创节能系统股份有限公司 Wireless communication based desktop illuminometer and intelligent control system
CN104602389B (en) * 2013-12-05 2017-04-19 约翰·凯文·格雷迪 Intelligent streetlamp control method
CN104378878A (en) * 2014-10-14 2015-02-25 苏州克兰兹电子科技有限公司 Solar street lamp system
CN105548812B (en) * 2015-12-24 2018-11-02 广州航海学院 Flash of light control device and method for fault detector
CN105554950A (en) * 2016-01-19 2016-05-04 超威电源有限公司 Intelligent street lamp control system and control method therefor
CN106973464A (en) * 2017-05-17 2017-07-21 安徽国成顺风风力发电有限公司 A kind of solar street light tele-control system
CN109066381A (en) * 2018-07-24 2018-12-21 安徽东能电气有限公司 A kind of energy-saving power distribution cabinet with electricity generation system
CN109246915A (en) * 2018-11-06 2019-01-18 榆林学院 A kind of control method of intelligent illuminating system

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CN2811745Y (en) * 2005-05-09 2006-08-30 陈仕群 Automatic regulating type solar LED street lamp
CN201043710Y (en) * 2007-05-11 2008-04-02 冯玉来 Solar LED illumination device

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Publication number Priority date Publication date Assignee Title
CN2811745Y (en) * 2005-05-09 2006-08-30 陈仕群 Automatic regulating type solar LED street lamp
CN201043710Y (en) * 2007-05-11 2008-04-02 冯玉来 Solar LED illumination device

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