CN103561511B - The road lighting control method that a kind of brightness is controlled and system - Google Patents

The road lighting control method that a kind of brightness is controlled and system Download PDF

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CN103561511B
CN103561511B CN201310510169.7A CN201310510169A CN103561511B CN 103561511 B CN103561511 B CN 103561511B CN 201310510169 A CN201310510169 A CN 201310510169A CN 103561511 B CN103561511 B CN 103561511B
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brightness
lamp
pedestrian
lighting
module
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CN103561511A (en
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谢宝忠
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South China University of Technology SCUT
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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 the controlled road lighting control method of a kind of brightness and system, according to road hazard degree, weather, environment, the position of vehicle and pedestrian, direct of travel, the factors such as speed carry out Dynamic controlling to the brightness of illuminating lamp, to the accident-prone Dangerous Area of appearance, the key area that social security is poor and carry out the lasting illumination of higher brightness when there is the bad weathers such as wind and rain, and to common section and period, when vehicle and pedestrian are through out-of-date, only thrown light in the safety zone before and after vehicle and pedestrian, and the illuminating lamp beyond safety zone only maintains its pre-operation state or extinguishing.The present invention achieves the requirement of throwing light on as required by dynamic adjusting brightness, can reduce energy resource consumption preferably, improves illumination efficiency, reduces costs.

Description

The road lighting control method that a kind of brightness is controlled and system
Technical field
The present invention relates to illumination control method, more specifically relate to the controlled road lighting control method of a kind of brightness and system.
Background technology
Road lighting Main Function is the fail safe improving traffic system, for pedestrian and human pilot provide clearly sight line to reduce traffic accident, but road lighting needs to consume a large amount of energy, increase a large amount of costs, simultaneously along with night traffick and the minimizing of pedestrian a large amount of energy is wasted, and bring light pollution to environment.The current process to road lighting is generally the brightness of all illuminating lamps reduced or extinguish, and fail safe can be caused to reduce although can reduce energy consumption.
Summary of the invention
In view of present situation and the Problems existing of above-mentioned prior art, the object of the invention is to, the road lighting control method that the road lighting for traffick and pedestrian provides a kind of brightness controlled and system.
Object of the present invention is achieved through the following technical solutions:
The road lighting control method that a kind of brightness is controlled, the method adopts many group illuminating lamps to throw light on, according to road hazard degree, security condition, weather, environment, the position of vehicle and pedestrian and speed carry out Dynamic controlling to the brightness of lighting lamp group: to the accident-prone Dangerous Area of appearance, the lasting illumination of higher brightness is carried out in the region that social security is poor and section when there is bad weather, and to common section and period, when vehicle and pedestrian are through out-of-date, according to the position of vehicle and pedestrian, the brightness of direction of advance and speeds control lighting lamp group, only the safety zone in vehicle and pedestrian position and front and back setting range is carried out to the illumination of different brightness, and the illuminating lamp beyond safety zone only maintains its pre-operation state or extinguishing.
Realize the control system of the controlled road lighting control method of above-mentioned brightness, illuminating lamp carries out dividing into groups and being numbered by system, often group includes one or more adjacent illuminating lamp, and the control unit often organizing illuminating lamp comprises sensing module, signal processing module, brightness control module, network communication module, sensing module is used for vehicle and pedestrian's speed, position, weather conditions detect, and the lighting brightness of sensing module place group is measured, institute's measurement information is sent to signal processing module by sensing module, the pedestrian that signal processing module reception institute's measurement information and adjacent sets are transmitted by network communication module, vehicle location, speed and direction of motion information carry out processing the brightness that rear control brightness control module adjusts this cell illumination lamp, simultaneously according to sensing module to illuminating lamp supply power voltage, whether the state of the measurement monitoring light lamp self of electric current and lighting brightness exists exception, if exist abnormal, send the current voltage of illuminating lamp by network communication module, electric current, luminance parameter is to lighting lamp control center and road lighting management maintenance department, replacing trouble unit or illuminating lamp are fixed a breakdown in time, network communication module receives pedestrian that adjacent sets imports into, vehicle location, speed and direction of motion information by wired or wireless mode and the pedestrian this group measured, vehicle location, speed and direction of motion information are sent to adjacent sets, realizes transmission and the reception of data, position and the direct of travel of vehicle and pedestrian is detected by sensing module, to the lighting lamp group number of the position rear portion brightness of pedestrian and vehicle be a, the lighting lamp group number of front full brightness be the lighting lamp group number of b and part luma is the area illumination of c, namely the group number of general ambient light lamp group is a+b+c, vehicle and pedestrian position information are sent in signal processing module, positional information, gait of march and current group # are sent to adjacent illumination lamp group by network communication module by signal processing module, self group is judged whether in the scope of the a+b+c thrown light on needed for the position of pedestrian and vehicle after adjacent illumination lamp group receives information, if in the scope needing illumination, determine the position of residing a, b and c, according to present position setting brightness of illumination.
Further, described sensing module comprises the transducer of pedestrian and vehicle location, illuminating lamp is powered voltage, current sensor, illuminating lamp brightness of illumination transducer, each sensor signal is amplified, the signal conditioning circuit of filtering, and analog to digital conversion circuit; Signal conditioning circuit amplifies for the detection signal exported transducer, filtering, to meet analog-to-digital requirement; The signal that analog to digital conversion circuit is used for signal conditioning circuit exports carries out analog-to-digital conversion, analog signal is converted to digital signal, to carry out follow-up Digital Signal Processing.
Further, described signal processing module comprises digital signal processing chip and storage chip, for sensing module is exported digital signal, network communication module receive data analysis, lighting brightness database corresponding to the field of illumination of signal processing module storage inside pedestrian and vehicle location, the brightness of this illuminating lamp is determined according to database, and controlled voltage, the electric current of lighting lamp power driving by brightness control module, and then the brightness of adjustment illuminating lamp.
Further, brightness control module comprises the power drives chip for voltage, Current Control of illuminating lamp, the control command of brightness control module Received signal strength processing module, controls driving voltage and electric current, and then the brightness of adjustment illuminating lamp.
Utilize the road lighting control method that the brightness of above-mentioned control system is controlled, it specifically comprises the steps:
The pedestrian that the network communication modules that 6.1 network communication modules often organizing illuminating lamp receive adjacent illumination lamp group send and vehicle location and direction of motion information, sensing module detects this lighting lamp group region one skilled in the art and vehicle location and direct of travel;
6.2 signal processing modules notifying this lighting lamp group after receiving the information such as pedestrian, vehicle location, speed and the direction of motion that adjacent illumination lamp group sends and the pedestrian that sensing module detects and vehicle position information, signal processing module is according to the position of pedestrian and vehicle and direction of advance information, database in consults memory, obtain the monochrome information that this lighting lamp group is corresponding, and notify brightness control module;
The lighting brightness information that 6.3 brightness control module send according to signal processing module, controls the driving voltage of this lighting lamp group, electric current, and then adjustment lighting brightness;
6.4 sensing modules detect brightness and voltage, the current electrical parameter of lighting lamp group, judge whether to exist extremely, if exist abnormal, notify that lighting lamp control center and road lighting management maintenance department are to illuminating lamp maintain and replace trouble unit by network communication module.
Compared with prior art, tool of the present invention has the following advantages and technique effect:
The present invention is according to road hazard degree, security condition, weather, environment, the position of vehicle and pedestrian, the factors such as speed carry out Dynamic controlling to the brightness of illuminating lamp, to the accident-prone Dangerous Area of appearance, the poor key area of social security and carry out the lasting illumination of higher brightness when there is the bad weathers such as wind and rain, and to common section and period, when vehicle and pedestrian are through out-of-date, according to the position of vehicle and pedestrian, the brightness of illumination of the factor controlling such as direction of advance and speed lighting lamp group, only thrown light in the safety zone in vehicle and pedestrian position and front and back setting range, and the illuminating lamp beyond safety zone only maintains its pre-operation state or extinguishing.The present invention can reduce energy resource consumption better, does not reduce the fail safe of road colleague simultaneously.
Accompanying drawing explanation
Fig. 1 is brilliance control schematic diagram.
Fig. 2 is control system composition structure chart.
Fig. 3 is sensing module schematic diagram.
Fig. 4 is signal processing module schematic diagram.
Fig. 5 is brightness control module schematic diagram.
Fig. 6 is brilliance control flow chart.
Embodiment
Below in conjunction with accompanying drawing, enforcement of the present invention is described further, but enforcement of the present invention and protection are not limited thereto.
Road lighting control system of the present invention comprises organizes illuminating lamp more, and often group includes one or more adjacent illuminating lamp, and as Fig. 2, the control unit often organizing illuminating lamp comprises sensing module 1, signal processing module 2, brightness control module 3, network communication module 4, sensing module 1 is for vehicle and pedestrian's speed, position, direct of travel, weather conditions (as whether there is wind and rain) are measured, and lighting brightness is measured, institute's measurement information is sent to signal processing module 2, signal processing module 2 receives institute's measurement information and other groups are undertaken processing the brightness of illumination that rear control brightness control module 3 adjusts this lighting lamp group by the information that network communication module 4 transmits, simultaneously according to the state to the measurement monitoring light lamp group self of lighting brightness, and be sent to adjacent illumination lamp group and lighting lamp control center by network communication module 4, illuminating lamp management maintenance department carries out necessary maintenance, network communication module 4 receives by wired or wireless mode information that other lighting lamp group import into and this group metrical information is sent to other lighting lamp group control units, realize transmission and the reception of data.
Sensing module is used for measuring vehicle and pedestrian's speed, position, direct of travel, weather etc., and measures whether there is fault with monitoring light lamp group by the electric parameter such as voltage, electric current of lighting lamp group and luminance sensor to the state of lighting lamp group and brightness.As Fig. 3, sensing module comprises the transducer of pedestrian and vehicle location, lighting lamp group is powered voltage, current sensor, lighting lamp group brightness of illumination transducer, each sensor signal is amplified, the signal conditioning circuit of filtering, analog to digital conversion circuit etc.The sensing of position by realizations such as ultrasonic wave, infrared ray, inductance coil, photoelectric sensors, for detecting position and the direct of travel of pedestrian and vehicle; Signal conditioning circuit amplifies for the detection signal exported transducer, filtering, to meet analog-to-digital requirement; The signal that analog to digital conversion circuit is used for signal conditioning circuit exports carries out analog-to-digital conversion, analog signal is converted to digital signal, to carry out follow-up Digital Signal Processing.
After signal processing module receives the information that institute's measurement information and adjacent illumination group lamp transmitted by network communication module, movement velocity according to vehicle and pedestrian controls the voltage that brightness control module changes each luminescence unit of this lighting lamp group, the electric parameters such as electric current, control the brightness of each luminescence unit, and then adjust this illuminating lamp brightness of illumination, simultaneously according to the voltage to illuminating lamp, the measurement of electric parameter such as electric current and luminance sensor are to the measurement of lighting brightness, the state of monitoring light lamp self, as there is voltage, the abnormal of electric current and brightness etc. then sends illuminating lamp current voltage by network communication module, electric current, the parameters such as brightness are to adjacent illumination lamp control unit and lighting lamp control center and road lighting management maintenance department, replacing trouble unit or illuminating lamp are fixed a breakdown in time.As Fig. 4, signal processing module comprises digital signal processing chip, the storage chip etc. such as CPU, MCU, DSP and FPGA, for sensing module is exported digital signal, network communication module receive data analysis, signal processing module storage inside covers pedestrian and the brightness of illumination of this illumination group corresponding to vehicle location database, determine the brightness of illumination of this lighting lamp group according to database, and control driving voltage, electric current and then adjustment brightness of illumination by brightness control module.
As Fig. 5, brightness control module carries out power management to illuminating lamp, and brightness control module comprises the voltage of illuminating lamp, the power drives chip of Current Control, the control command of brightness control module Received signal strength processing module, control voltage and the electric current of driving power, and then adjustment brightness of illumination.
Network communication module receives pedestrian that other lighting lamp control unit import into, vehicle location, the information such as speed and the direction of motion by wired or wireless mode and the information such as the pedestrian of the measurement of this lighting lamp control unit, vehicle location, speed and the direction of motion is sent to the control unit of other illuminating lamps, realizes transmission and the reception of data.
Road lighting control method schematic diagram as shown in Figure 1.In figure, n1, n2 are the full brightness lighting lamp group at the poor key road segment place of the Dangerous Area, the public security that are prone to accidents, a is the number of vehicle and pedestrian's rear portion brightness lighting lamp group, b is the number of the full brightness lighting lamp group of pedestrian and vehicle front, and c is the part luma lighting lamp group number in b full brightness lighting lamp group front.Position and the direct of travel of vehicle and pedestrian is detected by sensing module, to the position rear portion brightness lighting lamp group number of pedestrian and vehicle be a, front full brightness illumination group number be b and part luma lighting lamp group number is the area illumination of c, namely the number of general ambient light lamp group is a+b+c; Vehicle and pedestrian position information are sent in signal processing module, positional information, gait of march and current group # are sent to adjacent illumination lamp group by network communication module by signal processing module, judge after adjacent illumination lamp group receives information that self group is whether in the scope of a+b+c, if in the scope needing illumination, determine the position of residing a, b and c, according to present position setting brightness of illumination.
Brightness of illumination control flow is as shown in Figure 6:
1 network communication module receives the pedestrian and vehicle location and direction of motion information that adjacent illumination lamp network communication module sends, and sensing module detects this illuminating lamp lighting footprints one skilled in the art and vehicle location and direct of travel;
2 notify this illuminating lamp signal processing module after receiving the effective information and the pedestrian that detects of sensing module and vehicle position information that adjacent illumination lamp sends, signal processing module is according to the position of pedestrian and vehicle and direction of advance information, database in consults memory, obtain the monochrome information that this illuminating lamp is corresponding, and notify brightness control module;
The lighting lamp group monochrome information that 3 brightness control module send according to signal processing module, controls the voltage of this illuminating lamp driving power, electric current, and then adjustment brightness of illumination;
4 sensing modules detect brightness and the electric parameter such as voltage, electric current of illuminating lamp, judge whether to exist extremely, if exist abnormal, notify that lighting lamp control center and road lighting management maintenance department are to illuminating lamp maintain and replace trouble unit by network communication module.

Claims (6)

1. the road lighting control method that a brightness is controlled, it is characterized in that adopting many group illuminating lamps to throw light on, according to road hazard degree, security condition, weather, environment, the position of vehicle and pedestrian and speed carry out Dynamic controlling to the brightness of lighting lamp group: to the accident-prone Dangerous Area of appearance, the lasting illumination of higher brightness is carried out in the region that social security is poor and section when there is bad weather, and to common section and period, when vehicle and pedestrian are through out-of-date, according to the position of vehicle and pedestrian, the brightness of direction of advance and speeds control lighting lamp group, only the safety zone in vehicle and pedestrian position and front and back setting range is carried out to the illumination of different brightness, and the illuminating lamp beyond safety zone only maintains its pre-operation state or extinguishing, carried out dividing into groups and being numbered by illuminating lamp, often group includes one or more adjacent illuminating lamp, and the control unit often organizing illuminating lamp comprises sensing module, signal processing module, brightness control module, network communication module, sensing module is used for vehicle and pedestrian's speed, position, weather conditions detect, and the lighting modulating voltage to sensing module place group, electric current and brightness are measured, institute's measurement information is sent to signal processing module by sensing module, the pedestrian that signal processing module reception institute's measurement information and adjacent illumination lamp group are transmitted by network communication module, vehicle location, speed and the direction of motion and adjacent illumination modulating voltage, electric current and luminance state information carry out processing the brightness that rear control brightness control module adjusts this cell illumination lamp, simultaneously according to sensing module to illuminating lamp supply power voltage, whether the state of the measurement monitoring light lamp self of electric current and lighting brightness exists exception, if exist abnormal, send the current voltage of illuminating lamp by network communication module, electric current, luminance parameter is to lighting lamp control center and road lighting management maintenance department, replacing trouble unit or illuminating lamp are fixed a breakdown in time, network communication module receives pedestrian that adjacent sets imports into, vehicle location, speed and the direction of motion and adjacent illumination modulating voltage, electric current and luminance state information and the pedestrian this group measured, vehicle location, speed and the direction of motion and this group lighting modulating voltage, electric current and luminance state information by wired or wireless mode and is sent to adjacent sets, realizes transmission and the reception of data, position and the direct of travel of vehicle and pedestrian is detected by sensing module, to the lighting lamp group number of the position rear portion brightness of pedestrian and vehicle be a, the lighting lamp group number of front full brightness be the lighting lamp group number of b and part luma is the area illumination of c, namely the group number of general ambient light lamp group is a+b+c, vehicle and pedestrian position information are sent in signal processing module, positional information, gait of march and current group # are sent to adjacent illumination lamp group by network communication module by signal processing module, self group is judged whether in the scope of the a+b+c thrown light on needed for the position of pedestrian and vehicle after adjacent illumination lamp group receives information, if in the scope needing illumination, determine the position of residing a, b and c, according to present position setting brightness of illumination.
2. realize the control system of the controlled road lighting control method of brightness described in claim 1, it is characterized in that illuminating lamp carries out dividing into groups and being numbered by system, often group includes one or more adjacent illuminating lamp, and the control unit often organizing illuminating lamp comprises sensing module, signal processing module, brightness control module, network communication module, sensing module is used for vehicle and pedestrian's speed, position, weather conditions detect, and the lighting modulating voltage to sensing module place group, electric current and brightness are measured, institute's measurement information is sent to signal processing module by sensing module, the pedestrian that signal processing module reception institute's measurement information and adjacent illumination lamp group are transmitted by network communication module, vehicle location, speed and the direction of motion and adjacent illumination modulating voltage, electric current and luminance state information carry out processing the brightness that rear control brightness control module adjusts this cell illumination lamp, simultaneously according to sensing module to illuminating lamp supply power voltage, whether the state of the measurement monitoring light lamp self of electric current and lighting brightness exists exception, if exist abnormal, send the current voltage of illuminating lamp by network communication module, electric current, luminance parameter is to lighting lamp control center and road lighting management maintenance department, replacing trouble unit or illuminating lamp are fixed a breakdown in time, network communication module receives pedestrian that adjacent sets imports into, vehicle location, speed and the direction of motion and adjacent illumination modulating voltage, electric current and luminance state information and the pedestrian this group measured, vehicle location, speed and the direction of motion and this group lighting modulating voltage, electric current and luminance state information by wired or wireless mode and is sent to adjacent sets, realizes transmission and the reception of data, position and the direct of travel of vehicle and pedestrian is detected by sensing module, to the lighting lamp group number of the position rear portion brightness of pedestrian and vehicle be a, the lighting lamp group number of front full brightness be the lighting lamp group number of b and part luma is the area illumination of c, namely the group number of general ambient light lamp group is a+b+c, vehicle and pedestrian position information are sent in signal processing module, positional information, gait of march and current group # are sent to adjacent illumination lamp group by network communication module by signal processing module, self group is judged whether in the scope of the a+b+c thrown light on needed for the position of pedestrian and vehicle after adjacent illumination lamp group receives information, if in the scope needing illumination, determine the position of residing a, b and c, according to present position setting brightness of illumination.
3. control system according to claim 2, it is characterized in that described sensing module comprises the transducer of pedestrian and vehicle location, illuminating lamp is powered voltage, current sensor, illuminating lamp brightness of illumination transducer, each sensor signal is amplified, the signal conditioning circuit of filtering, and analog to digital conversion circuit; Signal conditioning circuit amplifies for the detection signal exported transducer, filtering, to meet analog-to-digital requirement; The signal that analog to digital conversion circuit is used for signal conditioning circuit exports carries out analog-to-digital conversion, analog signal is converted to digital signal, to carry out follow-up Digital Signal Processing.
4. control system according to claim 2, it is characterized in that described signal processing module comprises digital signal processing chip and storage chip, for sensing module is exported digital signal, network communication module receive data analysis, lighting brightness database corresponding to the field of illumination of signal processing module storage inside pedestrian and vehicle location, the brightness of this illuminating lamp is determined according to database, and controlled voltage, the electric current of lighting lamp power driving by brightness control module, and then the brightness of adjustment illuminating lamp.
5. control system according to claim 2, it is characterized in that brightness control module comprises the power drives chip for voltage, Current Control of illuminating lamp, the control command of brightness control module Received signal strength processing module, controls driving voltage and electric current, and then the brightness of adjustment illuminating lamp.
6. utilize the road lighting control method that the brightness of control system described in claim 2 is controlled, it is characterized in that comprising the steps:
The pedestrian that the network communication modules that 6.1 network communication modules often organizing illuminating lamp receive adjacent illumination lamp group send and vehicle location and direction of motion information, sensing module detects this lighting lamp group region one skilled in the art and vehicle location and direct of travel;
6.2 signal processing modules notifying this lighting lamp group after receiving the pedestrian and vehicle position information that pedestrian that adjacent illumination lamp group sends, vehicle location, speed and direction of motion information and sensing module detect, signal processing module is according to the position of pedestrian and vehicle and direction of advance information, database in consults memory, obtain the monochrome information that this lighting lamp group is corresponding, and notify brightness control module;
The lighting brightness information that 6.3 brightness control module send according to signal processing module, controls the driving voltage of this lighting lamp group, electric current, and then adjustment lighting brightness;
6.4 sensing modules detect brightness and voltage, the current electrical parameter of lighting lamp group, judge whether to exist extremely, if exist abnormal, notify that lighting lamp control center and road lighting management maintenance department are to illuminating lamp maintain and replace trouble unit by network communication module.
CN201310510169.7A 2013-10-25 2013-10-25 The road lighting control method that a kind of brightness is controlled and system Active CN103561511B (en)

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