CN102083260A - Light emitting diode LED street lamp control method - Google Patents
Light emitting diode LED street lamp control method Download PDFInfo
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- CN102083260A CN102083260A CN2010106073900A CN201010607390A CN102083260A CN 102083260 A CN102083260 A CN 102083260A CN 2010106073900 A CN2010106073900 A CN 2010106073900A CN 201010607390 A CN201010607390 A CN 201010607390A CN 102083260 A CN102083260 A CN 102083260A
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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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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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 discloses an LED street lamp control method. An LED street lamp system uses a solar system for power supply, and a charging management module is arranged in the solar power supply system for acquiring electric quantity information; and an LED street lamp management module is arranged in the LED street lamp system for acquiring the electric quantity information transmitted by the charging management module and controlling an LED street lamp driving module, which drives the LED street lamps, according to the electric quantity information. The LED street lamp control method disclosed by the invention constantly regulates the brightness of the LED lamps by monitoring the volume of a solar battery in real time and fulfils the aim of satisfying a street lighting need without increasing the volume and cost of the street lamp system.
Description
Technical field
The present invention relates to the control technology field of street lamp, specifically, relate to a kind of method controlling by solar powered LED street lamp.
Background technology
Solar energy more and more is subjected to people's favor as a kind of cleaning, reproducible new forms of energy, and effect is widely arranged in people's life, work.Wherein, one of application is an electric energy with solar energy converting exactly, as utilizes solar panel as power supply, is electric energy with solar energy converting.The LED lamp is as a kind of new lighting source, because it has advantages such as light efficiency height, power consumption is few, the life-span is long, uses more and more widely in road lighting.Therefore, now increasing LED street lamp illumination system also begins to adopt solar panel to power, and can reduce work such as construction, wiring like this, simplifies installation process greatly, and saves a large amount of electrical network power resources.
In the LED street lamp illumination system is used, there is a very important problem as power supply in solar energy, promptly when successive cloudy days occurring, often owing to solar electric power supply system undercharge on daytime, causes the night street lamp can't operate as normal.
In order to address this problem, prior art adopts the solution that increases the solar panel area, increases battery capacity usually.But the result of Chu Liing is like this, will cause the solar street light overall volume huge, and cost is very high, installs and uses inconvenience; And because as a rule, successive cloudy days are not often to occur, and have so just caused the waste of large area solar cell array, use very uneconomical.
Given this, how to carry out economy, control effectively by solar powered LED street lamp, then be the subject matter that the present invention will solve.
Summary of the invention
The object of the present invention is to provide a kind of LED method for controlling street lamps, with solve in the prior art serve as the cost that solar powered deficiency adopts large area solar cell array, large-capacity battery to exist when solving successive cloudy days higher, bulky, install and use problems such as inconvenience, waste is serious.
For achieving the above object, the present invention adopts following technical proposals to be achieved:
A kind of LED method for controlling street lamps, LED road lamp system utilize the solar energy system power supply, and charge management module is set in solar electric power supply system, are used to obtain information about power; LED road lamp management module is set in the LED road lamp system, is used to obtain the information about power of charge management module transmission, and according to the LED street lamp driver module of information about power controlling and driving LED street lamp.
Aforesaid LED method for controlling street lamps, described LED road lamp management module can adopt following method control LED street lamp driver module: the information about power that LED road lamp management module is obtained described charge management module transmission, extract the charge volume on the same day in the information about power; Then according to the same day charge volume determine the short of electricity fate, and determine the brightness value on that night of LED street lamp according to the short of electricity fate; Control described LED street lamp driver module according to brightness value output on that night control signal corresponding of LED street lamp then.
Aforesaid LED method for controlling street lamps, for making full use of the solar cell electric weight, guaranteeing the brightness of illumination of road simultaneously, LED road lamp management module was on that night of determining the LED street lamp according to short of electricity fate during brightness value, nominal brightness with the LED street lamp is a benchmark, the brightness value of one day LED street lamp of every short of electricity reduces by 10%, and the minimum brightness value is not less than 20% of nominal brightness.
Aforesaid LED method for controlling street lamps, for saves energy, avoid energy waste, the brightness value on that night of LED street lamp comprises first brightness value and second brightness value, first brightness value is greater than second brightness value; The LED street lamp is first with the first brightness value work certain hour, and then with the second brightness value work.
Preferably, described LED street lamp is 3-5 hour with the time set of the first brightness value work.
Aforesaid LED method for controlling street lamps, described LED road lamp management module specifically can adopt following method when the same day, charge volume was determined the short of electricity fate: judge that can charge volume satisfy the same day and used the same day;
Use if only can satisfy the same day, the short of electricity fate is constant;
Use if can not satisfy the same day, the short of electricity fate adds 1;
Use if can not only satisfy the same day, the short of electricity before can also remedying then reduces the short of electricity fate accordingly.
Aforesaid LED method for controlling street lamps, for realizing the automatic startup of LED street lamp, described charge management module also is used to obtain ambient lighting information, described LED road lamp management module is obtained the ambient lighting information of charge management module, and when being judged as evening according to ambient lighting information, obtain the information about power of charge management module transmission again, then according to the LED street lamp driver module of information about power controlling and driving LED street lamp.
Aforesaid LED method for controlling street lamps, for realizing effective, the simple message transmission between described charge management module and the described LED road lamp management module, both adopt the wired connection mode to communicate.
Preferably, described wired connection is that RS232 connects.
Compared with prior art, advantage of the present invention and good effect are: by charge management module management charge information is set in solar electric power supply system, and the brilliance control of LED road lamp management module management LED street lamp is set in the LED road lamp system, thereby can be according to the intrinsic brilliance of the actual electric energy control LED street lamp of solar energy, the solar panel area can not increased, do not increase and solve effectively under the prerequisite of battery capacity that the LED street lamp brightness immobilizes in the prior art, because of successive cloudy days cause the not enough problem that influences road lighting of electric weight that solar energy provides, both reduce cost, avoided the waste of the energy again.
After reading the specific embodiment of the present invention in conjunction with the accompanying drawings, other characteristics of the present invention and advantage will become clearer.
Description of drawings
Fig. 1 is the basic principle block diagram of an embodiment of LED method for controlling street lamps of the present invention;
Fig. 2 is based on the workflow diagram of an embodiment of LED method for controlling street lamps of the present invention of Fig. 1 basic principle block diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments technical scheme of the present invention is described in further detail.
The present invention is directed to existing adopt solar powered LED street lamp when successive cloudy days easily because of the electricity shortage cisco unity malfunction, and if adopt large area solar cell array easily to cause the problem that the road lamp system volume is big, cost is higher, waste is serious, a kind of LED method for controlling street lamps has been proposed, constantly adjust the brightness of LED street lamp by the actual power amount of real-time monitoring solar cell, realization can be satisfied the road lighting demand, not increase the purpose of the volume and the cost of road lamp system again.
For achieving the above object, at first need to carry out structural change to the LED road lamp system and for the solar electric power supply system of its power supply.Specific implementation can be with reference to the explanation of following embodiment.
Fig. 1 shows the basic principle block diagram of an embodiment of LED method for controlling street lamps of the present invention.
Theory diagram as shown in Figure 1 comprises LED road lamp system 2 and provides the solar electric power supply system 1 of electric energy for it.
Solar electric power supply system 1 comprises realizes that solar energy converting is the solar panel 11 of electric energy, and the storage battery 12 of store electrical energy, also is provided with charge management module 13 between solar panel 11 and storage battery 12.Charge management module 13 and solar panel 11 are connected by power line, and the electric energy after solar panel 11 conversions is charged in the storage battery 12 by charge management module 13.Charge management module 13 is responsible for the management of charging processes, in charging process, can detect and calculate the charge volume and information about power such as current charge volume on the same day of voltage, the storage battery 12 of solar panel 11.In addition, charge management module 13 all right testing environment illumination intensity obtain corresponding ambient lighting information.
LED road lamp system 2 also includes the LED road lamp management module 23 that is connected with LED street lamp driver module 22 except that the LED street lamp driver module 22 that includes LED street lamp lamp plate 21 and driving LED street lamp.Can adopt the serial asynchronous communication interface UART of standard Transistor-Transistor Logic level to communicate between LED road lamp management module 23 and the LED street lamp driver module 22, control command is transferred to LED street lamp driver module 22, and then the light on and off of control LED street lamp and brightness etc.
Charge management module 13 can adopt wired or wireless mode to communicate with LED road lamp management module 23, for realizing effectively, simply communicating by letter, preferably adopts the wired connection mode.And in the wired connection mode, can adopt simple RS232 connected mode.By communicating to connect between the two, LED road lamp management module 23 can be obtained current electric quantity, the same day information about power such as charge volume of storage battery 12 from charge management module 13, and the ambient lighting information of reflection day or night etc.; Simultaneously, can also be with message transmission such as the current state of current LED street lamp brightness, current power consumption, LED street lamp and faults to charge management module 13.
Fig. 2 is based on the workflow diagram of an embodiment of LED method for controlling street lamps of the present invention of Fig. 1 basic principle block diagram.
As shown in Figure 2, the workflow based on this embodiment of Fig. 1 basic principle block diagram is as follows:
S101: system initialization.
S102: read charge management module information.These information comprise ambient lighting information above-mentioned and information about power.
S103: judge whether to be evening according to ambient lighting information.Be a relative notion evening, and corresponding the ambient lighting value of a setting when reducing to this value, assert that ambient light is darker, needs unlatching LED street lamp to throw light on.On the other hand, also can be directly output voltage by detecting solar panel or electric current as the foundation of judging ambient lighting intensity, and then judge daytime or evening.
S104: judge whether to be evening.If, execution in step S105; Otherwise, go to step S103 and proceed to judge.
S105: when being judged as evening, from charge management module information, obtain information about power, and extract the charge volume on the same day in the information about power, be used for determining the short of electricity fate.
When the same day, charge volume was determined the short of electricity fate, specifically can adopt following method: judge that can charge volume satisfy the same day and used the same day;
If the same day, charge volume only can satisfy use on the same day, the short of electricity fate is constant;
If the same day, charge volume can not satisfy use on the same day, the short of electricity fate adds 1;
If the same day, charge volume can not only satisfy use on the same day, the short of electricity before can also remedying then reduces the short of electricity fate accordingly.For example, if remaining charge volume can remedy the power consumption that lacks the previous day, then short of electricity days minus one; If can remedy the power consumption that a few days ago lacks, then with short of electricity days minus two, and the like.
Judging the same day, whether charge volume can satisfy when using the same day, generally be to be basis for estimation with the power consumption during LED street lamp operate as normal under the sufficient state of electric weight, for example, under the normal condition, the LED street lamp is respectively with the brightness value work of nominal brightness 100% 4 hours, again with the brightness value work of nominal brightness 50% 6 hours, then with the power consumption of the power consumption under this illumination work state as operate as normal.Short of electricity before remedying is a basis for estimation with actual before short of electricity electric weight then, what lacks every day compensate calculating by actual.
S106: calculate first, second brightness value according to the short of electricity fate, and pick up counting.
Consider that evening, traffic peak appeared at the first half of the night mostly, wagon flow and pedestrian are less after midnight, from the energy savings angle, the LED street lighting is divided into two brightness stages to be controlled, the brightness value on that night that is about to the LED street lamp is divided into first brightness value and second brightness value, and first brightness value also is to adopt the first half of the night higher brightness to throw light on greater than second brightness value, adopts the brightness that reduces to throw light on after midnight.
First brightness value and second brightness value are all determined according to the short of electricity fate, specifically, can adopt following definite method: the nominal brightness with the LED street lamp is a benchmark, the brightness value of one day LED street lamp of every short of electricity reduces by 10%, but the minimum brightness value is not less than 20% of nominal brightness, to guarantee illuminating effect.For example, if the same day, charge volume satisfied the normal power consumption of LED street lamp on the same day, and the short of electricity fate is 0, and then first brightness value is set at nominal brightness, and second brightness value can be set at 50% of nominal brightness.If the same day, charge volume can satisfy use on the same day, but can not remedy the short of electricity amount of the previous day, promptly the short of electricity fate is 1, and 90%, the second brightness value that then first brightness value is set at nominal brightness then is set at 40% of nominal brightness.Then and the like get final product.
S107: when picking up counting, according to the work of first brightness value control LED street lamp.
After calculating first brightness value, control corresponding instruction is sent to LED street lamp driver module, with the LED street lamp on the driving LED street lamp lamp plate with the first brightness value work.
S108: judge whether the LED street lamp arrived with the time of the first brightness value work.If arrive execution in step S109; If do not arrive, continue with the first brightness value work.
The time of the first brightness value work can preestablish, and according to road traffic condition, can be set at 3-5 hour, and timing time and the preset value with system compares and can judge then.
S109: after a LED street lamp arrived with time of the first brightness value work, according to second brightness value control LED street lamp work that calculates, until closing of LED street lamp on daytime.
S110: judge whether to be daytime according to ambient lighting information.If, execution in step S111; If not, continue execution in step S109, the LED street lamp is with the second brightness value work.
Determination methods can be with reference to the deterministic process of above-mentioned steps S103 to evening.
S111: when judging, then carry out the state processing on daytime to daytime.At this moment, the LED street lamp will cut out, and the Charge Management device constantly detects and calculate the information such as charge volume on the same day of solar electric power supply system.
Repeat above-mentioned control flow then.
In step S107, system picked up counting from the time of LED street lamp with the first brightness value work, if continue to keep the system timing state, and can also be with the basis for estimation of this timing time as auxiliary judgment daytime, evening, the daytime at cloudy day or the evening at cloudy day etc.
Above embodiment is only in order to illustrating technical scheme of the present invention, but not limits it; Although the present invention is had been described in detail with reference to previous embodiment, for the person of ordinary skill of the art, still can make amendment to the technical scheme that previous embodiment is put down in writing, perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of the present invention's technical scheme required for protection.
Claims (9)
1. LED method for controlling street lamps, LED road lamp system utilize the solar energy system power supply, it is characterized in that, charge management module is set in solar electric power supply system, are used to obtain information about power; LED road lamp management module is set in the LED road lamp system, is used to obtain the information about power of charge management module transmission, and according to the LED street lamp driver module of information about power controlling and driving LED street lamp.
2. LED method for controlling street lamps according to claim 1 is characterized in that, the information about power that described LED road lamp management module is obtained described charge management module transmission extracts the charge volume on the same day in the information about power; Then according to the same day charge volume determine the short of electricity fate, and determine the brightness value on that night of LED street lamp according to the short of electricity fate; Control described LED street lamp driver module according to brightness value output on that night control signal corresponding of LED street lamp then.
3. LED method for controlling street lamps according to claim 2, it is characterized in that, on that night of determining the LED street lamp according to short of electricity fate during brightness value, nominal brightness with the LED street lamp is a benchmark, the brightness value of one day LED street lamp of every short of electricity reduces by 10%, and the minimum brightness value is not less than 20% of nominal brightness.
4. LED method for controlling street lamps according to claim 3 is characterized in that, the brightness value on that night of LED street lamp comprises first brightness value and second brightness value, and first brightness value is greater than second brightness value; The LED street lamp is first with the first brightness value work certain hour, and then with the second brightness value work.
5. LED method for controlling street lamps according to claim 4 is characterized in that, described LED street lamp is 3-5 hour with the time of the first brightness value work.
6. according to each described LED method for controlling street lamps in the claim 2 to 5, it is characterized in that described LED road lamp management module adopts following method when the same day, charge volume was determined the short of electricity fate: judge that can charge volume satisfy the same day and used the same day;
Use if only can satisfy the same day, the short of electricity fate is constant;
Use if can not satisfy the same day, the short of electricity fate adds 1;
Use if can not only satisfy the same day, the short of electricity before can also remedying then reduces the short of electricity fate accordingly.
7. LED method for controlling street lamps according to claim 1, it is characterized in that, described charge management module also is used to obtain ambient lighting information, described LED road lamp management module is obtained the ambient lighting information of charge management module, and when being judged as evening according to ambient lighting information, obtain the information about power of charge management module transmission again, then according to the LED street lamp driver module of information about power controlling and driving LED street lamp.
8. according to claim 1 or 7 described LED method for controlling street lamps, it is characterized in that, adopt wired connection to carry out communication between described charge management module and the described LED road lamp management module.
9. LED method for controlling street lamps according to claim 8 is characterized in that, described wired connection is that RS232 connects.
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| CN2010106073900A CN102083260A (en) | 2010-12-15 | 2010-12-15 | Light emitting diode LED street lamp control method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102510634A (en) * | 2011-11-15 | 2012-06-20 | 上海亚明灯泡厂有限公司 | LED lighting power supply management system |
| 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 |
| CN103167695A (en) * | 2013-02-27 | 2013-06-19 | 徐淞芝 | Intelligent solar street lamp system with lithium batteries |
| CN106132043A (en) * | 2016-07-01 | 2016-11-16 | 云南拓想科技有限公司 | Solar street light energy balance method based on wireless monitor cloud platform |
| CN107990238A (en) * | 2017-10-26 | 2018-05-04 | 深圳市世纪阳光照明有限公司 | The solar street light and its control method of a kind of mains hybrid |
| CN115273360A (en) * | 2022-07-20 | 2022-11-01 | 深圳市中孚能电气设备有限公司 | Method and device for sending distress signal, flashlight and storage medium |
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| CN102510634A (en) * | 2011-11-15 | 2012-06-20 | 上海亚明灯泡厂有限公司 | LED lighting power supply management system |
| 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 |
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| CN107990238A (en) * | 2017-10-26 | 2018-05-04 | 深圳市世纪阳光照明有限公司 | The solar street light and its control method of a kind of mains hybrid |
| CN115273360A (en) * | 2022-07-20 | 2022-11-01 | 深圳市中孚能电气设备有限公司 | Method and device for sending distress signal, flashlight and storage medium |
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Application publication date: 20110601 |