CN110708838A - Intelligent street lamp system based on real-time radar detection of traffic road - Google Patents
Intelligent street lamp system based on real-time radar detection of traffic road Download PDFInfo
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- CN110708838A CN110708838A CN201910753749.6A CN201910753749A CN110708838A CN 110708838 A CN110708838 A CN 110708838A CN 201910753749 A CN201910753749 A CN 201910753749A CN 110708838 A CN110708838 A CN 110708838A
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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
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- 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
Abstract
The invention provides an intelligent street lamp system based on real-time radar detection of a traffic road, which comprises a plurality of illumination control subsystems, wherein each illumination control subsystem comprises a radar and at least one street lamp; each street lamp is provided with a corresponding driving controller and a corresponding communication module; each radar is provided with a corresponding control processor; the control processor is used for calculating the lighting time periods of one or more street lamps positioned on the advancing route of the moving target in the radar detection area according to the moving speed of the moving target when the moving target is detected by the radar; the driving controller is used for acquiring the lighting time period of the corresponding street lamp generated by the control processor and controlling the street lamp to work according to the lighting time period. According to the invention, the time of the mobile target appearing in each illumination area is detected in real time through the radar, so that each street lamp is controlled to be turned on within corresponding time, the street lamp is turned on when illumination is needed, and the street lamp is turned off or dimmed when illumination is not needed, thereby saving the electric quantity of the street lamp.
Description
Technical Field
The invention relates to the technical field of energy-saving street lamps, in particular to an intelligent street lamp system based on real-time radar detection of a traffic road.
Background
With the development of urbanization, urban road lighting equipment plays an important role in the construction of modern cities. The urban road lighting greatly improves the living environment of urban people and facilitates the life of people.
At present, the street lamps in China are huge in stock, and the number of the street lamps for urban road lighting is countless. The street lamps of the urban roads are uniformly controlled by government departments, and usually are turned on or off by workers at the same time at the specified time, for example, the street lamps of the urban roads are turned on at 6 pm and turned off at 7 pm the next day, and the street lamps are in a normally-on state in the time period. In real life, even in the early morning with little traffic flow, even under the condition that some road sections have almost no human traffic flow and traffic flow, the street lamp is still in a normally-on state, which causes great waste of energy.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides an intelligent street lamp system based on real-time radar detection of a traffic road.
The invention provides an intelligent street lamp system based on real-time radar detection of a traffic road, which comprises a plurality of illumination control subsystems, wherein each illumination control subsystem comprises a radar and at least one street lamp; the system comprises a plurality of street lamps, a radar and a controller, wherein the street lamps are arranged along a traffic road, and the radar is used for detecting a moving target on the road and the movement speed of the moving target in real time; the illumination area of each street lamp corresponding to the radar is positioned in the radar detection area;
each street lamp is provided with a corresponding driving controller and a corresponding communication module; each radar is provided with a corresponding control processor;
the control processor is used for calculating the lighting time periods of one or more street lamps positioned on the advancing route of the moving target in the radar detection area according to the moving speed of the moving target when the moving target is detected by the radar;
the driving controller is respectively connected with the street lamp and the communication module, and the communication module is connected with the control processor corresponding to the radar; the driving controller is used for acquiring the lighting time period of the corresponding street lamp generated by the control processor and controlling the street lamp to work according to the lighting time period.
Preferably, the lighting areas of two adjacent street lamps on the same road intersect, and the maximum diameter of the intersection area in the road width direction is larger than the road width.
Preferably, each lighting control subsystem comprises a radar and a street light, the radar being mounted on the street light pole.
Preferably, a minimum travel distance between an edge of the corresponding illumination area and an edge of the radar detection area along the extending direction of the road is preset in the control processor, and a maximum travel distance for moving the target along the extending direction of the road to pass through the illumination area is also preset in the control processor; the control processor is used for calculating the lighting time period of the corresponding street lamp by combining the starting time of the moving target entering the radar detection area, the moving speed of the moving target, the minimum travel distance and the maximum travel distance.
Preferably, the calculation formula of the illumination time period is as follows:
wherein tq is the starting time of the illumination time period, tz is the ending time of the illumination time period, t0 is the starting time of the moving target entering the radar detection area, and lminIs the minimum distance of travel,/maxIs the maximum travel distance.
Preferably, each lighting control subsystem comprises a radar and a plurality of street lamps, and lighting time periods of two adjacent street lamps on the same road intersect in the same radar detection area.
Preferably, one or more data classes are arranged in the control processor, each data class corresponds to a non-branching road section in the radar detection area, two sets are arranged in each data class, and each set corresponds to a forward direction; each set comprises a plurality of subsets, each subset corresponds to a street lamp used for illuminating on a corresponding advancing direction route of a corresponding non-branching road section, and the subsets are arranged according to the position distribution sequence in the advancing direction;
each subset comprising: the distance of the forward travel of the edge of the illumination area and the edge of the corresponding radar detection area in the forward direction, and the maximum distance of travel of the moving target passing through the illumination area along the forward direction;
the control processor is used for acquiring the corresponding subset according to the moving direction of the moving target and calculating the illumination time period of the corresponding street lamp by combining the subset, the starting time of the moving target entering the radar detection area and the moving speed of the moving target.
Preferably, the driving controller is provided with a sleep mode and a lighting mode, the driving controller starts the sleep mode in a natural state, and the driving controller controls the street lamp to be turned off or to work at a low voltage in the sleep mode; the driving controller is used for adjusting the street lamp to the lighting mode within the lighting time period, and under the lighting mode, the driving controller controls the street lamp to illuminate.
According to the intelligent street lamp system based on the real-time radar detection of the traffic road, the time of the mobile target appearing in each illumination area is detected in real time through the radar, so that each street lamp is controlled to be turned on within corresponding time, the street lamp is turned on when illumination is needed, the street lamp is turned off or dimmed when illumination is not needed, and the electric quantity of the street lamp is saved.
The method and the device are used for calculating the time of the moving target reaching the illumination area as the starting time according to the edge distance between the illumination area and the radar detection area and the moving speed of the moving target, and further calculating the time of the moving target leaving the illumination area as the ending time by combining the span of the illumination area on the road, so that the illumination time period is obtained by combining the starting time and the ending time. Therefore, the edge distance between the illumination area and the radar detection area and the span of the illumination area on the road are constant values relative to each street lamp and the corresponding radar, namely, the illumination time period can be quickly calculated only by combining the moving target discovery time and the moving speed obtained by radar measurement.
According to the invention, the calculation mode of the illumination time period is simple and rapid, and the street lamp response efficiency is improved, so that the energy consumption of the street lamp delayed response is reduced, the high efficiency and accuracy of the street lamp control are ensured, the illumination requirements of the moving target are ensured while the energy is saved and the environment is protected, and the traffic safety is ensured.
Drawings
FIG. 1 is a block diagram of an intelligent street lamp system based on real-time radar detection of traffic roads according to the present invention;
FIG. 2 is a schematic view showing the distribution of street lamps and radar areas in embodiment 1;
FIG. 3 is a schematic view showing the distribution of street lamps and radar areas in embodiment 2;
fig. 4 is a schematic view of street lamps and radar area distribution in embodiment 3.
Detailed Description
Referring to fig. 1, the intelligent street lamp system based on real-time radar detection of a traffic road provided by the invention comprises a plurality of illumination control subsystems, wherein each illumination control subsystem comprises a radar and at least one street lamp. A plurality of street lamps are arranged along a traffic road, and a radar is used for detecting a moving target on the road and the movement speed of the moving target in real time. The illumination area of each street lamp corresponding to the radar is located in the radar detection area. The time that the moving target appears in each illumination area is detected in real time through the radar, so that each street lamp is controlled to be turned on in corresponding time, the street lamp is turned on when illumination is needed, the street lamp is turned off or dimmed when illumination is not needed, and the electric quantity of the street lamp is saved.
Each street lamp is provided with a corresponding driving controller and a corresponding communication module. Each radar is provided with a corresponding control processor. And the control processor is used for calculating the illumination time period of one or more street lamps positioned on the advancing route of the moving target in the radar detection area according to the moving speed of the moving target when the moving target is detected by the radar.
Specifically, in the present embodiment, the method is configured to calculate, according to the edge distance between the illumination area and the radar detection area and the moving speed of the moving target, a time when the moving target arrives at the illumination area as a start time, and further calculate, according to the span of the illumination area on the road, a time when the moving target leaves the illumination area as an end time, so as to obtain the illumination time period by combining the start time and the end time. Therefore, the edge distance between the illumination area and the radar detection area and the span of the illumination area on the road are constant values relative to each street lamp and the corresponding radar, namely, the illumination time period can be quickly calculated only by combining the moving target discovery time and the moving speed obtained by radar measurement.
The driving controller is respectively connected with the street lamp and the communication module, and the communication module is connected with the control processor corresponding to the radar. The driving controller is used for acquiring the lighting time period of the corresponding street lamp generated by the control processor and controlling the street lamp to work according to the lighting time period. Specifically, the driving controller is provided with a sleep mode and an illumination mode, the driving controller starts the sleep mode in an automatic state, and the driving controller controls the street lamp to be turned off or to work at a low voltage in the sleep mode. The driving controller is used for adjusting the street lamp to the lighting mode within the lighting time period, and under the lighting mode, the driving controller controls the street lamp to illuminate.
According to the embodiment, the work of the street lamp is controlled according to the illumination time period, the calculation mode of the illumination time period is simple and rapid, and the improvement of the response efficiency of the street lamp is facilitated, so that the energy consumption of the delayed response of the street lamp is reduced, the high efficiency and the accuracy of the control of the street lamp are ensured, the illumination requirement of a moving target is ensured while the energy is saved and the environment is protected, and the traffic safety is ensured.
Specifically, in this embodiment, the illumination areas of two adjacent street lamps on the same road intersect, and the maximum diameter of the intersection area in the road width direction is greater than the road width. Therefore, the mobile target is excessively illuminated and buffered through the intersection area, so that the accommodation and reduction of illumination time period errors caused by factors such as uncontrollable moving speed are facilitated, and the illumination reliability is further ensured.
The invention is further illustrated below with reference to a specific example.
Example 1
As shown in fig. 2, in the present embodiment, each lighting control subsystem includes a radar and a street lamp, and the radar is mounted on the street lamp pole, so that the distance between the lighting area and the edge of the radar coverage area at two ends on the road is approximately equal, i.e. l1 ≈ l 2.
In this embodiment, the road a is a bidirectional road or a unidirectional road, a plurality of street lamps L1, L2, … … are alternately distributed on both sides of the road, a plurality of street lamps L1, L2, … … respectively correspond to radars R1, R2, LA1, LA2 are respectively illumination areas of street lamps L1, L2, and RA1, RA2 are respectively radar detection areas of radars R1, R2.
In this embodiment, the control processor is preset with a minimum travel distance l between an edge of the corresponding illumination area and an edge of the radar detection area along the road extension directionminSpecifically, in the present embodiment,/minMin (l1, l 2). The control processor is also internally preset with a maximum travel distance l for moving the target along the extending direction of the road to pass through the illumination areamax. In specific implementation, since the illumination area is approximately a circular area with the street lamp as the center, the diameter of the illumination area can be taken as the maximum travel distance lmax。
The control processor is used for calculating the lighting time period of the corresponding street lamp by combining the starting time of the moving target entering the radar detection area, the moving speed of the moving target, the minimum travel distance and the maximum travel distance.
Specifically, in this embodiment, the calculation formula of the illumination time period is as follows:
wherein tq is the starting time of the illumination time period, tz is the ending time of the illumination time period, t0 is the starting time of the moving target entering the radar detection area, and lminIs the minimum distance of travel,/maxIs the maximum travel distance.
In the embodiment, the street lamps correspond to the radars one by one, and the illumination time period of each street lamp is calculated independently according to the detection data of the radars, so that the setting of the illumination time period of the street lamps is ensured to be highly consistent with the illumination requirement of the moving target. And through the corresponding calculation of the street lamp and the radar, the influence of the moving direction of the moving target on the street lamp requirement is avoided, the work of prejudging the street lamp requirement according to the moving direction is avoided, and the energy-saving control efficiency of the street lamp is further improved.
Example 2
Referring to fig. 3, in this embodiment, taking two intersecting roads C, D as an example, a radar R1 is disposed on the road C, a radar R2 is disposed at the intersection of the CD, and radar detection areas of the radar R1 and the radar R2 are RA1 and RA2, respectively. The radar detection area RA1 is internally covered with illumination areas of street lamps L11, L12 and L13, and the radar detection area RA2 is internally covered with illumination areas of street lamps L20, L21, L22, L23 and L24.
The road segment C1 is a portion of the road C covered by the radar detection area RA1, the road segment C21 is a section of the road C located between the CD intersection and the edge of the radar detection area RA2 and close to the radar R1, the road segment C22 is a section of the road C located between the CD intersection and the edge of the radar detection area RA2 and far away from the radar R1, the road segment D21 is a section of the road D located between the CD intersection and the edge of the radar detection area RA2, and the road segment D22 is another section of the road D located between the CD intersection and the edge of the radar detection area RA 2.
In this embodiment, a data class is set in the control processor corresponding to the radar R1, where the data class is:
wherein l11minThe distance from the edge of the radar detection area RA1 to the illumination area of the street lamp L11 is the distance from L11 to L13 in the advancing direction, namely the distance which the moving target needs to pass through when the radar R1 detects that the moving target enters the illumination area of the street lamp L11; l12minL13 is the distance of the moving target from the edge of the radar detection area RA1 to the illumination area of the street lamp L12 in the advancing direction from L11 to L13minIs the distance from the edge of the radar detection area RA1 to the illumination area of the street lamp L13 in the advancing direction from L11 to L13.
Is the distance from the edge of the radar detection area RA1 to the illumination area of the street lamp L13 in the advancing direction from L13 to L11,
is the distance from the edge of the radar detection area RA1 to the illumination area of the street lamp L12 in the advancing direction from L13 to L11,is the distance from the edge of the radar detection area RA1 to the illumination area of the street lamp L11 in the advancing direction from L13 to L11.
l11max、l12maxAnd l13maxThe diameters of the illumination areas corresponding to the street lamps L11, L12, and L13, respectively.
Thus, in the embodiment, when the radar RA1 detects that a moving target appears and the advancing direction is from L11 to L13, the control processor acquires the time t0 when the moving target appears according to the built-in clock, acquires the moving speed v0 of the moving target, and then combines t0, v0 and the set (L11)min,l11max),(l12min,l12max),(l13min,l13max) The lighting time periods T1, T2 and T3 of the street lamps L11, L12 and L13 are calculated respectively, and the calculation formula is as follows:
wherein tq1 and tz1 are respectively the ending time in the starting time of the illumination time period T1, tq2 and tz2 are respectively the ending time in the starting time of the illumination time period T2, and tq3 and tz3 are respectively the ending time in the starting time of the illumination time period T3.
When the radar RA1 detects that a moving target appears and the advancing direction is from L13 to L11, the control processor acquires the time t0 'for monitoring the appearance of the moving target according to a built-in clock, acquires the moving speed v 0' of the moving target and then controlsProcessor combining t0 ', v 0' and set
The lighting periods T3 ', T2 ' and T1 ' of the street lamps L13, L12 and L11, respectively, are calculated as follows:
wherein tq3', tz3' are respectively end times in the start time of the illumination time period T3 ', tq2', tz2' are respectively end times in the start time of the illumination time period T2 ', and tq1', tz1' are respectively end times in the start time of the illumination time period T1 '.
In this embodiment, a data class is provided in the control processor corresponding to the radar R2, and the data class includes four sets respectively corresponding to the road segments C21, C22, D21, and D22:
wherein l21minThe distance from the edge of the radar detection area RA2 to the illumination area of the street lamp L21 in the advancing direction from L21 to L20 is the moving target; l20minThe distance from the edge of the radar detection area RA2 to the illumination area of the street lamp L20 is the moving distance of the target in the advancing direction from L21 to L20; l20rminThe distance from the edge of the radar detection area RA2 to the illumination area of the street lamp L20 in the advancing direction from L20 to L21;
is the distance from the edge of the radar detection area RA2 to the illumination area of the street lamp L21 in the advancing direction from L20 to L21; l22minThe distance from the edge of the radar detection area RA2 to the illumination area of the street lamp L22 in the advancing direction from L22 to L20 is the moving target;
in the forward direction from L20 to L22,the distance from the edge of the radar detection area RA2 to the lighting area of the street lamp L22; l23minThe distance from the edge of the radar detection area RA2 to the illumination area of the street lamp L23 in the advancing direction from L23 to L20 is the moving target;
the distance from the edge of the radar detection area RA2 to the illumination area of the street lamp L23 in the advancing direction from L20 to L23 is the moving target; l24minThe distance from the edge of the radar detection area RA2 to the illumination area of the street lamp L24 in the advancing direction from L24 to L20 is the moving target;
is the distance from the edge of the radar detection area RA2 to the illumination area of the street lamp L24 in the advancing direction from L24 to L20.
In specific implementation, in this embodiment, when the radar R2 monitors that the target is moving, the street lamp is controlled to operate according to the lighting time periods respectively corresponding to L20, L21, L22, L23, and L24, which are obtained through calculation; the next moving direction of the moving target can be further determined in the L20 lighting area, namely before the moving target reaches the intersection, the lighting time period of each road lamp on the road section is calculated only according to the corresponding set in the road section calling data class where the moving target is located; and then when the moving target enters an L20 lighting area, further acquiring a moving direction through a radar, and calling a corresponding set in the data class according to the moving direction to calculate the lighting time period of the street lamp on the next road segment.
For example, when the moving object is at road segment C21, the set is invoked [ (l 21)min,l21max),(l20min,l20max)]Calculating the illumination time periods of the street lamps L21 and L20; when the moving target enters the L20 lighting area and further confirms that the moving target deflects to the road segment D21 through radar, the set is called
The illumination time period of the street lamp L22 is calculated. When in specific implementation, the street lamp can be driven according to the installation position of the street lampThe controller is further provided with a redundancy value to adjust the street lamp illumination time period. For example, in the present embodiment, it is assumed that the illumination time period of the street lamp L20 obtained by the control processor is [ tq20, tz20]If the drive controller is provided with an illumination time period end delay t1, the drive controller is driven according to the illumination time period [ tq20, tz20+ t1]And controlling the street lamp L20 to work.
It can be seen that, in this embodiment, there is one in the control processor of the radar R1, and there are four data classes in the control processor of the radar R2, where each data class corresponds to one non-branching road segment in the radar detection area. And, two sets are arranged in each data class, and each set corresponds to one advancing direction. Each set comprises a plurality of subsets, each subset corresponds to a street lamp used for illuminating on a corresponding advancing direction route of a corresponding non-branching road section, and the subsets are sequentially arranged according to position distribution on the advancing direction.
Each subset comprising: the distance of the forward travel of the edge of the illumination area in the forward direction from the edge of the corresponding radar detection area, the maximum distance of travel of the moving object through the illumination area along the forward direction.
The control processor is used for acquiring the corresponding subset according to the moving direction of the moving target and calculating the illumination time period of the corresponding street lamp by combining the subset, the starting time of the moving target entering the radar detection area and the moving speed of the moving target.
In addition, in this embodiment, each lighting control subsystem includes a radar and a plurality of street lamps, and in the same radar detection area, the lighting time periods of two adjacent street lamps on the same road intersect.
Example 3
In embodiment 2, the street lamps on each road are alternately arranged, and the street lamps included in the two sets corresponding to the same road section are the same.
In this embodiment, street lamps for illuminating one-way roads are respectively arranged on both sides of one road, as shown in fig. 4, street lamps L01, L02 and L03 are arranged on one side of the road and are sequentially arranged, street lamps L30, L20 and L10 are arranged on the other side of the road and are sequentially arranged, and illumination areas of the street lamps L01, L02, L03, L30, L20 and L10 are all covered by a radar detection area of a radar R0.
Thus, in this embodiment, a data class including two sets is provided in the control processor corresponding to the radar R0, specifically:
wherein l01min、l02min、l03minThe distances from the edge of a radar detection area of a radar R0 to illumination areas of street lamps L01, L02 and L03 are respectively reached by moving targets in the advancing direction from L01 to L03; i.e. l01min、 l02min、l03minThe street lamps L01, L02 and L03 respectively correspond to the previous travel distances in the advancing direction from L01 to L02. l30min、l20min、l10minThe distances from the edge of a radar detection area of a radar R0 to illumination areas of street lamps L30, L20 and L10 are respectively reached by moving targets in the advancing direction from L30 to L10; i.e. l30min、l20min、l10minThe street lamps L30, L20 and L10 respectively correspond to the previous travel distances in the advancing direction from L30 to L10.
Specifically, in this embodiment, when the radar R0 monitors a moving target, the moving direction of the moving target is determined first, and then the lighting time period of each street lamp in each moving direction is calculated by referring to embodiment 2 from the calling of the corresponding set.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (8)
1. An intelligent street lamp system based on real-time radar detection of a traffic road is characterized by comprising a plurality of illumination control subsystems, wherein each illumination control subsystem comprises a radar and at least one street lamp; the system comprises a plurality of street lamps, a radar and a controller, wherein the street lamps are arranged along a traffic road, and the radar is used for detecting a moving target on the road and the movement speed of the moving target in real time; the illumination area of each street lamp corresponding to the radar is positioned in the radar detection area;
each street lamp is provided with a corresponding driving controller and a corresponding communication module; each radar is provided with a corresponding control processor;
the control processor is used for calculating the lighting time periods of one or more street lamps positioned on the advancing route of the moving target in the radar detection area according to the moving speed of the moving target when the moving target is detected by the radar;
the driving controller is respectively connected with the street lamp and the communication module, and the communication module is connected with the control processor corresponding to the radar; the driving controller is used for acquiring the lighting time period of the corresponding street lamp generated by the control processor and controlling the street lamp to work according to the lighting time period.
2. The intelligent street lamp system based on real-time radar detection of traffic roads as claimed in claim 1, wherein the illumination areas of two adjacent street lamps on the same road intersect, and the maximum diameter of the intersection area in the road width direction is larger than the road width.
3. The intelligent street light system based on real-time radar detection of traffic lanes as claimed in claim 2 wherein each lighting control subsystem includes a radar and a street light, the radar being mounted on a street light pole.
4. The intelligent street lamp system based on real-time radar detection of traffic roads as claimed in claim 3, wherein the control processor is preset with a minimum distance of travel along the road extension direction between the edge of the corresponding illumination area and the edge of the radar detection area, and is also preset with a maximum distance of travel along the road extension direction for moving the target through the illumination area; the control processor is used for calculating the lighting time period of the corresponding street lamp by combining the starting time of the moving target entering the radar detection area, the moving speed of the moving target, the minimum travel distance and the maximum travel distance.
5. The intelligent street lamp system based on real-time radar detection of traffic routes as claimed in claim 4, wherein the calculation formula of the illumination time period is as follows:
wherein tq is the starting time of the illumination time period, tz is the ending time of the illumination time period, t0 is the starting time of the moving target entering the radar detection area, and lminIs the minimum distance of travel,/maxIs the maximum travel distance.
6. The intelligent street lamp system based on real-time radar detection of traffic roads as claimed in claim 2, wherein each lighting control subsystem comprises a radar and a plurality of street lamps, and the lighting time periods of two adjacent street lamps on the same road intersect in the same radar detection area.
7. The intelligent street lamp system based on real-time radar detection of traffic routes as claimed in claim 6, wherein the control processor is provided with one or more data classes, each data class corresponding to a non-branching road section in the radar detection area, and each data class is provided with two sets, each set corresponding to a forward direction; each set comprises a plurality of subsets, each subset corresponds to a street lamp used for illuminating on a corresponding advancing direction route of a corresponding non-branching road section, and the subsets are arranged according to the position distribution sequence in the advancing direction;
each subset comprising: the distance of the edge of the illumination area and the corresponding edge of the radar detection area in the forward direction, and the maximum distance of the moving target passing through the illumination area along the forward direction;
the control processor is used for acquiring the corresponding subset according to the moving direction of the moving target and calculating the lighting time period of the corresponding street lamp by combining the subset, the starting time of the moving target entering the radar detection area and the moving speed of the moving target.
8. The intelligent street lamp system based on real-time radar detection of traffic routes as claimed in claim 1, wherein the driving controller is provided with a sleep mode and an illumination mode, and naturally, the driving controller is enabled to be in the sleep mode, and in the sleep mode, the driving controller controls the street lamp to be turned off or to be operated at a low voltage; the driving controller is used for adjusting the street lamp to the lighting mode within the lighting time period, and under the lighting mode, the driving controller controls the street lamp to illuminate.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112672483A (en) * | 2021-01-05 | 2021-04-16 | 烽火通信科技股份有限公司 | Intelligent street lamp control method |
| CN114007312A (en) * | 2021-10-20 | 2022-02-01 | 四川唯逸交通设施有限公司 | Intelligent street lamp system based on real-time radar detection of traffic road |
| CN115294763A (en) * | 2022-07-26 | 2022-11-04 | 中国路桥工程有限责任公司 | Vehicle-road cooperation system applied to intelligent road illumination and control method thereof |
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