CN202261968U - Energy-saving intelligent light-emitting diode (LED) road lamp system based on grading communication mechanism - Google Patents
Energy-saving intelligent light-emitting diode (LED) road lamp system based on grading communication mechanism Download PDFInfo
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- CN202261968U CN202261968U CN2011203588924U CN201120358892U CN202261968U CN 202261968 U CN202261968 U CN 202261968U CN 2011203588924 U CN2011203588924 U CN 2011203588924U CN 201120358892 U CN201120358892 U CN 201120358892U CN 202261968 U CN202261968 U CN 202261968U
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Abstract
The utility model discloses an energy-saving intelligent light-emitting diode (LED) road lamp system based on a grading communication mechanism, which comprises an intelligent LED road lamp, a data transceiving station and a monitoring terminal, wherein the intelligent LED road lamp comprises a sound control module, a luminance module, a clock module, a controller, a power supply module, an LED light-emitting module and an power line carrier communication module. The data transceiving station comprises the electric power carrier wave communication module, a centralized controller, a general packet radio service (GPRS) module and a power supply module, and the intelligent LED road lamp communicates with the data transceiving station through the electric power carrier wave communication module. The monitoring terminal comprises the GPRS module connected with a computer. The energy-saving intelligent LED road lamp system can achieve communication between the road lamps, and in addition, fitted modifying is conducted on dimming curve through the data transceiving station and the monitoring terminal, thereby greatly improving self-adaptation capacity of the intelligent LED road lamp system and saving electric energy to the maximum extent.
Description
Technical field
The utility model belongs to the road lighting technical field, relates in particular to a kind of energy-conserving intelligent LED road lamp system based on hierarchical communication mechanism.
Background technology
In recent years, along with progressively popularizing of expanding economy and automobile, the importance of city illumination increases day by day.At present, the street lamp in the most of city of China all adopts the mode of " the permanent illumination of full night-light " to throw light on, because vehicle flowrate is less after midnight, but mass energy has been wasted in the brightness of street lamp when keeping still that the first half of the night, vehicle flowrate was big, is unfavorable for environmental protection.And the pedestrian is rare after midnight, and street lamp has caused the light source pollution, and have a rest the night that influences the resident.
Based on above problem, efficient, the energy-conservation intelligent road lamp system of current social development is an inevitable trend.Existing intelligent road lamp system mainly concentrates on and improves energy-saving efficiency, realization intellectual management two aspects.But the foundation of streetlight monitoring network is based on the master-slave mode communication structure mostly; Promptly adopt a control terminal to control all street lamps; Can not realize communicating by letter between lamp and the lamp; And do not utilize network monitoring to remedy the relatively poor problem of real-time that the control of single lamp exists, thereby cause the adaptive ability of road lamp system poor, fail safe is not high, energy-saving efficiency is lower.
The utility model content
To the deficiency that prior art exists, the utility model provides a kind of illumination hommization, adaptive ability is strong, energy-saving efficiency is high energy-conserving intelligent LED road lamp system based on hierarchical communication mechanism exported.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of energy-conserving intelligent LED road lamp system based on hierarchical communication mechanism comprises
Intelligent LED street lamp, data transmit-receive station and monitor terminal, wherein:
Intelligent LED street lamp comprises acoustic control module, illuminance module, clock module, controller, power module, LED light emitting module and power line carrier, PLC module; Acoustic control module, illuminance module, clock module, power module, power line carrier, PLC module are connected with controller respectively; The current output terminal of power module connects the LED light emitting module, passes through the power line carrier, PLC module communication between the intelligent LED street lamp;
The data transmit-receive station comprises power line carrier, PLC module, Centralized Controller, GPRS module and power module; Power line carrier, PLC module, GPRS module and power module are connected with Centralized Controller respectively, and intelligent LED street lamp and data transmit-receive station communicate through the power line carrier, PLC module;
Monitor terminal comprises interconnective GPRS module and computer, and monitor terminal and data transmit-receive station communicate through the GPRS module.
Above-mentioned intelligent LED street lamp also includes fault detection module, and fault detection module links to each other with controller with LED light emitting module in the intelligent LED street lamp.
Power module in the above-mentioned intelligent LED street lamp is made up of constant-voltage DC source, step-down IC drive circuit and constant current IC drive circuit; Step-down IC drive circuit all links to each other with constant-voltage DC source with constant current IC drive circuit; Constant current IC drive circuit is connected with the LED light emitting module, and step-down IC drive circuit all is connected with controller with constant current IC drive circuit.
Above-mentioned acoustic control module is connected to form by microphone, A/D convertor circuit, signal amplification circuit in order, and described illuminance module adopts BH1750FVI model light intensity sensing module, and described clock module adopts DSl302 model real-time timepiece chip.
Controller in the above-mentioned intelligent LED street lamp is a STC12C5A60S2 model single-chip microcomputer.
Centralized Controller in the above-mentioned data transmit-receive station is made up of single-chip microcomputer and memory device.
Power module in the above-mentioned data transmit-receive station is made up of constant-voltage DC source and step-down IC drive circuit; The constant-voltage DC source input links to each other with power line; Its output connects the input of step-down IC drive circuit, and the output of step-down IC drive circuit links to each other with the power end of Centralized Controller.
The utility model intelligent LED street lamp is gathered the acoustical signal and the light signal of environment through acoustic control module and illuminance module; And the signal that collects passed to controller; The unlatching and the brightness regulation of the temporal information control LED light emitting module that signal, the dimming curve that prestores and the clock module that the controller combination collects provides; Power module is in order to providing continuous current to the LED light emitting module, the electric current carrier communication module be used for intelligent LED street lamp and intelligent LED street lamp, intelligent LED street lamp and data transmit-receive station between communicate by letter.
Controller in the intelligent LED street lamp combines clock module to write down the open and close moment of LED light emitting module optimal brightness every night; And these data are issued the power line carrier, PLC module at data transmit-receive station through power line through the power line carrier, PLC module; The power line carrier, PLC module at data transmit-receive station sends to Centralized Controller with the data that receive, Centralized Controller with the data preparation of each intelligent LED street lamp after set time every day issue monitor terminal through the GPRS module.
The computer of monitor terminal carries out the match correction according to receiving the dimming curve that prestores in the intelligent LED street lamp controller of data to appropriate address, and the revised dimming curve of match is sent to corresponding intelligent LED street lamp system through the data transmit-receive station.After training after a while, the dimming curve of every street lamp can mate the traffic flow conditions in its highway section, place preferably like this, thereby has improved the adaptivity of intelligent LED street lamp system.
Compared with prior art, the utlity model has following advantage and beneficial effect:
1) the utility model can be realized communicating by letter between street lamp and the street lamp; And; Also regularly the dimming curve in the controller of intelligent LED street lamp is carried out the match correction through data transmit-receive station and monitor terminal; Make dimming curve can better belong to the actual traffic flow status coupling in highway section with every street lamp; Thereby improved the adaptive ability of intelligent LED street lamp system greatly, at the illuminating effect that guarantees under the prerequisite of fail safe to provide the best for Pedestrians and vehicles, and saves energy to greatest extent;
2) the utility model adopts acoustic control module and illuminance module to obtain environmental information simultaneously, has guaranteed the comprehensive of the information of obtaining, sound with make that energy-saving efficiency reaches the highest cooperating of light signal, and the road illumination of hommization is provided;
3) the utility model also adopts fault detection module that the LED light emitting module is carried out the automation failure monitoring; And fault message is sent to monitor terminal through the data transmit-receive station; The staff only needs just can know at monitor terminal whether the LED light emitting module breaks down, thereby in time expatriate personnel keep in repair.
Description of drawings
Fig. 1 is the structural representation of a kind of specific embodiment of intelligent LED street lamp system;
Fig. 2 is the structural representation of the another kind of specific embodiment of intelligent LED street lamp system;
Fig. 3 is the practical application sketch map of the utility model system.
Embodiment
Existing intelligent LED street lamp system can provide the optimal brightness in its illumination range for pedestrian and vehicle; Basically can satisfy the requirement of pedestrian and vehicle; But (for example for the pedestrian of vehicle of running at high speed or rapid movement; The people who is running), it is not enough that near only one to two lamp reaches optimal brightness, and the driver need observe the road conditions of the certain distance in the place ahead; Therefore need to guarantee all to reach in the certain zone of pedestrian or vehicle front and back the optimal brightness of illumination, i.e. the local dimming of road lamp system.For addressing this problem, need use the communication between the intelligent LED street lamp.For example, an automobile is through certain street, when an intelligent LED street lamp is received the sounds trigger signal; When regulating self brightness, can signal that open optimal brightness be added that the address sends other intelligent LED street lamps to through the mode of carrier communication, added address is to add a preset numerical value before and after this street lamp address; If default value is 10; After near it intelligent LED street lamp is received this signal,, then carry out the instruction of unlatching optimal brightness if be complementary with own address.Press 20m like the street lamp spacing and calculate, promptly the street lamp in the 200m all reaches optimal brightness before and after this street lamp.
Be described further below in conjunction with the practical implementation of accompanying drawing the utility model.
Referring to Fig. 1; A kind of practical implementation of the utility model comprises intelligent LED street lamp, data transmit-receive station, monitor terminal; Intelligent LED street lamp, data transmit-receive station, monitor terminal connect successively; Wherein, Intelligent LED street lamp is by acoustic control module, illuminance module, clock module, fault detection module, controller, power module, LED light emitting module and power line carrier, PLC module, and acoustic control module, illuminance module, clock module, power module, power line carrier, PLC module are connected through corresponding IO interface with controller respectively, and the power line interface of power line carrier, PLC module is connected with power line; The pwm signal input of power module is connected with the pwm signal output of controller; The voltage output end of power module is connected with the power input of controller, and the current output terminal of power module connects the LED light emitting module, and the power input of power module is connected with power line.
A kind of practical implementation of intelligent LED street lamp is following:
Power module is made up of constant-voltage DC source, step-down IC drive circuit and constant current IC drive circuit; The input of constant-voltage DC source is connected with power line; The output of constant-voltage DC source is connected with the power input that constant current IC drives with step-down IC drive circuit respectively; The output of step-down IC drive circuit connects the power input of controller; The pwm signal input of constant current IC drive circuit links to each other with the pwm signal output of controller, and in order to receive the pwm signal of controller output, the output of constant current IC drive circuit links to each other with the power input of LED light emitting module.Constant-voltage DC source converts the 220V electric main into a little more than the work of LED light emitting module direct voltage source; Step-down IC drive circuit will convert the 5V constant voltage source that controller needs into through the direct voltage source after the constant-voltage DC source conversion; Constant current IC drive circuit will convert constant-current supply into through the direct voltage source after the constant-voltage DC source conversion, for the LED light emitting module provides constant-current supply.
Controller is made up of STC12C5A60S2 model single-chip microcomputer and correspondent peripheral circuit thereof, and controller is in order to receiving the signal of acoustic control module, illuminance module, clock module, and according to signal the brightness of LED light emitting module is regulated.
The acoustic control module is connected to form by microphone, A/D convertor circuit, signal amplification circuit in order; Microphone is in order to gather the voice signal of street lamp surrounding environment; And convert voice signal to digital signal through A/D convertor circuit; Through signal amplification circuit digital signal is amplified again and obtain the effective impulse signal, the effective impulse signal is passed to controller through the IO interface.
The core of illuminance module is the light intensity sensing module, and the illuminance module is in order to gathering the light signal of street lamp surrounding environment, and after converting light signal to digital signal, through the IO interface digital signal is passed to controller.Adopt BH1750FVI model light intensity sensing module in this practical implementation, its resolution is between 1-65535lx.
The core of clock module is a real-time timepiece chip, and clock module is in order to judging the residing time, its can to year, the moon, day, the time, branch, second timing, and the leap year compensate function is arranged, and clock signal is passed to controller through corresponding IO interface.Adopt DSl302 model real-time timepiece chip in this practical implementation.
The data transmit-receive station is made up of power line carrier, PLC module, Centralized Controller, GPRS module and power module; Power line carrier, PLC module, GPRS module and power module are connected with the corresponding IO interface of Centralized Controller respectively; The electricity interface of power line carrier, PLC module connects power line; The input of power module connects power line, and its output connects Centralized Controller; Monitor terminal is connected to form by GPRS module and computer, and is furnished with the staff.
Centralized Controller in the data transmit-receive station is made up of single-chip microcomputer and memory device; Power module in the data transmit-receive station is made up of constant-voltage DC source and step-down IC drive circuit; The constant-voltage DC source input links to each other with power line; Its output connects the input of step-down IC drive circuit, and the output of step-down IC drive circuit links to each other with the power end of Centralized Controller.
Referring to Fig. 2, the utility model also includes fault detection module on the basis of above-mentioned practical implementation, and this fault detection module is connected with the detection interface of LED light emitting module, controller and power line carrier, PLC module.Fault detection module mainly is responsible for the over-current detection of LED light emitting module; The LED light emitting module occurs when unusual, and fault detection module sends to controller with Monitoring Data, and controller is issued the data transmit-receive station to related data through the power line carrier, PLC module; All Alerts information in its compass of competency of arrangement, data transmit-receive station; Through the GPRS module information is passed to monitor terminal, monitor terminal is analyzed each warning message, and in time notifies the staff of region to carry out maintenance overhaul.
The utility model is in practical application, and whenever several intelligent LED street lamps dispose a data transmitting-receiving station, and this some intelligent LED street lamp information collecting and transmission is responsible at this data transmit-receive station, all communicates by letter with same monitor terminal in all data transmit-receive stations.
Below will specify the course of work of the utility model.
Whether the intelligent LED street lamp system of the utility model is turned on light by the ambient light illumination decision.According to national road illumination standards, the average illumination of different kinds of roads gets final product more than 30lx, and therefore the unlatching light intensity threshold value with the illuminance module is made as 30lx.Be higher than unlatching light intensity threshold value when the illuminance module detects environmental light intensity, controller is in resting state, and the LED light emitting module is closed, so effectively energy savings; Be lower than unlatching light intensity threshold value when the illuminance module detects surround lighting, then controller is waken up, and control LED light emitting module is opened also and is in elementary brightness, makes road illumination keep 30lx.
When the LED light emitting module was in opening, single-lamp controller control acoustic control module was gathered the intensity of sound on the road, measured the environment sound intensity when being lower than the sound intensity threshold value of setting, and the acoustic control module does not process.When the acoustic control module measures the environment sound intensity when being higher than the sound intensity threshold value of setting; Voice signal is passed to single-lamp controller after the acoustic control resume module; Single-lamp controller is according to receiving voice signal; And combine the dimming curve of storage in advance and the moment of clock module, export corresponding optimal brightness of this moment, and under this brightness, keep the regular hour (retention time can according to circumstances be provided with in advance); During keeping optimal brightness,, then keep the time phase delay of optimal brightness if the voice signal input is arranged again, if during the input of voiceless sound signal, after then postponing, the LED light emitting module returns elementary brightness, reaches purpose of energy saving.The dimming curve that prestores in the single-lamp controller is the curve of being added up according to the magnitude of traffic flow at this area night; And correspond to the elementary brightness of street lamp to the curve between the optimal brightness through mathematical method; If it is longer that certain intelligent LED street lamp is opened time of optimal brightness in a certain period, explanation should be in the period magnitude of traffic flow bigger, possibly not meet predetermined in advance dimming curve; This moment, single-lamp controller can be launched corresponding program adjusting pwm signal duty ratio, made its maximum brightness of LED lamp output.
Every intelligent LED street lamp all has a unique address in the utility model, supplies communication to use.When the single-lamp controller of intelligent LED street lamp is received voice signal; In the output optimal brightness; Can will open the signal of optimal brightness add that the address sends other intelligent LED street lamps to through the power line carrier, PLC module, added address is to add a preset numerical value before and after this street lamp address, after near its intelligent LED street lamp is received this signal; If be complementary, then carry out the instruction of opening optimal brightness with the address of oneself.
Controller in the intelligent LED street lamp can combine clock module to write down the open and close moment of LED light emitting module optimal brightness every night; And these data are issued the Centralized Controller at data transmit-receive station through the power line carrier, PLC module, Centralized Controller with the data preparation of each intelligent LED street lamp after set time every day issue monitor terminal through the GPRS module.The computer of monitor terminal carries out the match correction according to receiving the dimming curve that prestores in the intelligent LED street lamp controller of data to appropriate address, and the revised dimming curve of match is sent to corresponding intelligent LED street lamp system through the data transmit-receive station.After training after a while, the dimming curve of every street lamp can mate the traffic flow conditions in its highway section, place preferably like this, thereby has improved the adaptivity of intelligent LED street lamp system.
The utility model adopts hierarchical communication mechanism, is divided into three grades, and the first order is to carry out full-duplex communication through the power line carrier, PLC module between the intelligent LED street lamp; The second level is communicating by letter of intelligent LED street lamp and data transmit-receive station, and a data transmitting-receiving station is arranged in each FX, and power line carrier communications are adopted with all interior intelligent LED street lamps of its zone of administering in the data transmit-receive station; The third level is communicating by letter of data transmit-receive station and monitor terminal; The communication of employing GPRS network; Adopt the GPRS module communication between monitor terminal and the data transmit-receive station, the GPRS communication mode is realized high speed data transfer, online for a long time easily, and can obtain the low rate mode by flow charging; Hardware investment is few, requires relative also lower to the region.Between data transmit-receive station and intelligent LED street lamp, then adopt power-line carrier communication, adopting the benefit of the maximum of PLC technology is exactly need not re-lay telecommunication cable just can easily realize the detection to every lamp, has reduced the expense that passage is built.
Above embodiment only supplies to explain the usefulness of the utility model; But not to the restriction of the utility model; The technical staff in relevant technologies field under the situation of spirit that does not break away from the utility model and scope, can also make various conversion or modification; Therefore all technical schemes that are equal to all fall into the protection range of the utility model.
Claims (7)
1. the energy-conserving intelligent LED road lamp system based on hierarchical communication mechanism is characterized in that, comprising:
Intelligent LED street lamp, data transmit-receive station and monitor terminal, wherein:
Intelligent LED street lamp comprises acoustic control module, illuminance module, clock module, controller, power module, LED light emitting module and power line carrier, PLC module; Acoustic control module, illuminance module, clock module, power module, power line carrier, PLC module are connected with controller respectively; The current output terminal of power module connects the LED light emitting module, passes through the power line carrier, PLC module communication between the intelligent LED street lamp;
The data transmit-receive station comprises power line carrier, PLC module, Centralized Controller, GPRS module and power module; Power line carrier, PLC module, GPRS module and power module are connected with Centralized Controller respectively, and intelligent LED street lamp and data transmit-receive station communicate through the power line carrier, PLC module;
Monitor terminal comprises interconnective GPRS module and computer, and monitor terminal and data transmit-receive station communicate through the GPRS module.
2. the energy-conserving intelligent LED road lamp system based on hierarchical communication mechanism according to claim 1 is characterized in that:
Described intelligent LED street lamp also includes fault detection module, and fault detection module links to each other with controller with LED light emitting module in the intelligent LED street lamp.
3. the energy-conserving intelligent LED road lamp system based on hierarchical communication mechanism according to claim 1 and 2 is characterized in that:
Power module in the described intelligent LED street lamp is made up of constant-voltage DC source, step-down IC drive circuit and constant current IC drive circuit; Step-down IC drive circuit all links to each other with constant-voltage DC source with constant current IC drive circuit; Constant current IC drive circuit is connected with the LED light emitting module, and step-down IC drive circuit all is connected with controller with constant current IC drive circuit.
4. the energy-conserving intelligent LED road lamp system based on hierarchical communication mechanism according to claim 1 and 2 is characterized in that:
Described acoustic control module is connected to form by microphone, A/D convertor circuit, signal amplification circuit in order, and described illuminance module adopts BH1750FVI model light intensity sensing module, and described clock module adopts DSl302 model real-time timepiece chip.
5. the energy-conserving intelligent LED road lamp system based on hierarchical communication mechanism according to claim 1 and 2 is characterized in that:
Controller in the described intelligent LED street lamp is a STC12C5A60S2 model single-chip microcomputer.
6. the energy-conserving intelligent LED road lamp system based on hierarchical communication mechanism according to claim 1 and 2 is characterized in that:
Centralized Controller in the described data transmit-receive station is made up of single-chip microcomputer and memory device.
7. the energy-conserving intelligent LED road lamp system based on hierarchical communication mechanism according to claim 1 and 2 is characterized in that:
Power module in the described data transmit-receive station is made up of constant-voltage DC source and step-down IC drive circuit; The constant-voltage DC source input links to each other with power line; Its output connects the input of step-down IC drive circuit, and the output of step-down IC drive circuit links to each other with the power end of Centralized Controller.
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| CN102769978A (en) * | 2012-07-20 | 2012-11-07 | 天津工大瑞工光电技术有限公司 | Stage lighting control system based on electric carrier communication |
| CN103763839A (en) * | 2014-01-15 | 2014-04-30 | 萤辉科技有限公司 | Intelligent illumination control method and system |
| CN104125678A (en) * | 2013-04-28 | 2014-10-29 | 上海鸣志自动控制设备有限公司 | Menu based table look-up selection type LED (Light Emitting Diode) attenuation compensation dimmer |
| CN104125679A (en) * | 2013-04-28 | 2014-10-29 | 上海鸣志自动控制设备有限公司 | Menu based table look-up selection type zero attenuation compensation integrated LED (Light Emitting Diode) driving power source |
| CN104123403A (en) * | 2013-04-28 | 2014-10-29 | 上海鸣志自动控制设备有限公司 | Lookup selection type zero-light-failure compensation system based on menus |
| CN104270858A (en) * | 2014-09-19 | 2015-01-07 | 广东小天才科技有限公司 | Method and device for intelligently controlling lighting system through voice |
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| CN104902654A (en) * | 2015-06-29 | 2015-09-09 | 北京博大光通国际半导体技术有限公司 | GTiBee technology-based intelligent illumination street lamp high-efficiency and energy-saving management system and method |
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| CN104123403A (en) * | 2013-04-28 | 2014-10-29 | 上海鸣志自动控制设备有限公司 | Lookup selection type zero-light-failure compensation system based on menus |
| CN104125678B (en) * | 2013-04-28 | 2017-04-12 | 上海鸣志自动控制设备有限公司 | Menu based table look-up selection type LED (Light Emitting Diode) attenuation compensation dimmer |
| CN103763839B (en) * | 2014-01-15 | 2016-08-17 | 萤辉科技有限公司 | Intelligent lighting controls method and system |
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| CN103763839A (en) * | 2014-01-15 | 2014-04-30 | 萤辉科技有限公司 | Intelligent illumination control method and system |
| CN104270858A (en) * | 2014-09-19 | 2015-01-07 | 广东小天才科技有限公司 | Method and device for intelligently controlling lighting system through voice |
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| CN109140295A (en) * | 2018-08-08 | 2019-01-04 | 李卫华 | Long-distance transmission point light source |
| CN110191538A (en) * | 2019-05-30 | 2019-08-30 | 深圳市清飞达能源科技有限公司 | City illumination LED wisdom street lamp control system and method |
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