CN112513609B - Street lamp flicker effect analysis method and terminal - Google Patents
Street lamp flicker effect analysis method and terminal Download PDFInfo
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Abstract
The application discloses street lamp flicker effect analysis method for street lamp flicker effect to a road section carries out analysis, its characterized in that, street lamp flicker effect analysis method includes the step: acquiring a distance D between every two adjacent street lamps and a brightness value or an illumination value L of each street lamp; and according to each ofThe distance D between adjacent street lamps and the brightness value or illumination value L of each street lamp are calculated to obtain the street lamp flicker effect index F of the road section I (ii) a Wherein the street lamp flicker effect index F I And the severity of the street lamp flickering effect of the road section is positively correlated.
Description
Technical Field
The application relates to the field of road lighting, in particular to a street lamp flicker effect analysis method and a street lamp flicker effect analysis terminal.
Background
The flickering effect of the street lamp in a road section is periodic flickering in a spatial domain, and the flickering period of the street lamp is higher than the time required for human eyes to distinguish residual images to reside when a driver of a running motor vehicle passes through the road section with the street lamps arranged at intervals. The international association For illumination (CIE) at 88-2004 Road tunnel and underground passage light guidelines (guides For the Lighting oF Road Tunnels and underscores) indicates that the flicker frequency oF the flicker effect depends on the driving speed and the distance between the lamps. The China department of transportation in JTJ 026.1-1999 Standard indicates the effect of street lamp spacing on flicker effect flicker. However, in practical operation, even if the street lamp lighting system is set according to the CIE or JTJ regulations, there is still a phenomenon of flicker effect in the space domain that is obvious in the actual feeling of the vehicle driver, that is, when the vehicle runs at a certain speed, it is not enough to consider the influence of the street lamp spacing of the road section on the flicker effect, and there is a great safety hazard. Therefore, a more reasonable street lamp flicker effect analysis method and a more reasonable street lamp flicker effect analysis terminal are urgently needed to ensure the driving safety of vehicles.
Disclosure of Invention
The method and the terminal for analyzing the flickering effect of the road lamp can reasonably analyze the flickering effect condition of the road lamp in a road section.
The street lamp flicker effect analysis method disclosed by the embodiment of the application is used for analyzing the street lamp flicker effect of a road section, and is characterized by comprising the following steps: acquiring a distance D between every two adjacent street lamps in the road section and a brightness value or illumination value L of each street lamp; calculating to obtain a street lamp flicker effect index FI of the road section according to the distance D between every two adjacent street lamps and the brightness value or illumination value L of each street lamp; and the street lamp flicker effect index FI is positively correlated with the street lamp flicker effect severity of the road section.
The analysis terminal disclosed by the embodiment of the application comprises a memory, a processor and a computer program which is stored on the memory and can be run on the processor; and the processor implements the steps of the street lamp flicker effect analysis method when executing the program.
The computer readable storage medium disclosed in the embodiment of the present application has a computer program stored thereon, and when the computer program is executed by a processor, the steps of the street lamp flicker effect analysis method are implemented.
According to the street lamp flicker effect analysis method and the street lamp flicker effect analysis terminal, the flicker effect index FI is adopted, and the influence of the brightness value or illumination value of each street lamp and the distance between every two adjacent street lamps on the flicker effect is considered, so that the street lamp flicker effect condition can be accurately and effectively evaluated.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic flow chart of a street lamp flickering effect analysis method for a road segment in an embodiment of the present application.
Fig. 2 is a schematic flow chart illustrating a street lamp flickering effect analysis method for a road segment in another embodiment of the present application.
Fig. 3 is a schematic flow chart illustrating a street lamp flickering effect analysis method for a road segment in another embodiment of the present application.
Fig. 4 is a schematic block diagram of a street lamp flicker effect analysis apparatus according to an embodiment of the present application.
Fig. 5 is a block diagram of an analysis terminal according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "comprises" and "comprising," and any variations thereof, in the description and claims of this application and the drawings described above, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Referring to fig. 1, fig. 1 is a schematic flow chart of a method for analyzing a flicker effect of a street lamp on a road section according to an embodiment of the present application, where the method is used by an analysis terminal to analyze the flicker effect of the street lamp on the road section; the analysis includes detection, and may also include monitoring and/or control, etc. The street lamp flicker effect analysis method comprises the following steps:
step 101: and acquiring the brightness value or illumination value L of each street lamp of a road section and the distance D between every two adjacent street lamps.
The method can be used for analyzing the flickering effect condition of the street lamp in a shorter road section, and can also be used for analyzing the flickering effect condition of the street lamp in a longer road section.
When the street lamps in the road section are installed, the brightness value or the illuminance value L is generally determined by a manufacturer, that is, has a preset specification, so in an embodiment, the brightness value or the illuminance value L of each street lamp is a predetermined value.
In an embodiment, the brightness value or the illuminance value L of each street lamp is stored in the memory of the analysis terminal, and the analysis terminal obtains the brightness value or the illuminance value L of each street lamp by retrieving data in the memory.
Since the brightness value or illumination value L of each street lamp slightly decreases with the increase of the usage time, in order to more accurately detect the brightness value or illumination value L of each street lamp, in a preferred embodiment, the brightness value or illumination value L of each street lamp can be obtained in real time by the brightness sensor installed at the front position of each street lamp. More preferably, the analysis terminal is connected to a brightness sensor installed on each street lamp, so that the analysis terminal can automatically acquire the brightness value or the illuminance value L of each street lamp sensed by the brightness sensor at a remote end; the connection between the analysis terminal and the brightness sensor installed on each street lamp can be wired or wireless, that is, the brightness value or illumination value L of each street lamp sensed by the brightness sensor can be automatically obtained through wired or wireless transmission.
In another embodiment, the analysis terminal further includes an input interface, and the actually measured brightness value or illuminance value L of each street lamp can be input to the analysis terminal through the input interface, that is, the brightness value or illuminance value L of each street lamp can be obtained by obtaining the input of the input interface.
In one embodiment, the distance D between adjacent street lamps is determined when the street lamps are installed on the road section, i.e. is a predetermined value.
In one embodiment, the distance D between adjacent street lamps is stored in a memory of a remote analysis terminal, and the analysis terminal acquires the distance D between adjacent street lamps by retrieving data in the memory.
In another embodiment, the distance D between adjacent street lamps can be obtained by a distance sensor installed on each street lamp. Preferably, the analysis terminal is connected with the distance sensors installed on the street lamps, so that the analysis terminal can automatically acquire the distance D between the adjacent street lamps sensed by the distance sensors at a far end; the analysis terminal and the distance sensors installed on the street lamps are connected in a wired or wireless mode, namely, the distance D between every two adjacent street lamps sensed by the distance sensors can be automatically acquired through wired or wireless transmission.
In another embodiment, the analysis terminal further includes an input interface, and the distance D between adjacent street lamps can be input to the analysis terminal through the input interface, that is, the distance D between adjacent street lamps can be obtained by obtaining the input of the input interface.
Step 102: calculating to obtain the street lamp flicker effect index F of the road section according to the brightness value or illumination value L of each street lamp and the distance D between every two adjacent street lamps I 。
The street lamp flicker effect index F I The street lamp flicker effect index F is positively correlated with the street lamp flicker effect severity of the road section I The higher the road section is, the more obvious the street lamp flicker effect of the road section is.
In one embodiment, 0<F I <100。
In one embodiment of the present invention, the substrate is,
wherein L is R0 ＝L/B 0 ，D R0 ＝D/S 0 ，B 0 And S 0 Are all a constant.
In one embodiment, B 0 =2 and S 0 And (c) =0.25, then,
in one embodiment, the analysis terminal is carried by itselfThe processor calculates to obtain the street lamp flicker effect index F of the road section I 。
Step 103: according to the street lamp flicker effect index F I And judging the street lamp flicker effect condition of the road section.
In one embodiment, the flicker effect index F of the road section is judged I Whether it is greater than or equal to a flicker effect threshold F a 。
Specifically, the street lamp flicker effect index F I With said flicker effect threshold F a Comparing, judging the street lamp flicker effect condition of the road section, wherein if F is available I Greater than or equal to F a Judging that the road section has the street lamp flicker effect problem, if the road section has F I Are all small F a And judging that the street lamp flicker effect problem of the road section can be ignored and meets the requirement. Wherein the flicker effect threshold F a Is a preset value, in one embodiment, the flicker effect threshold F a The road lamp flicker effect index critical value is the road lamp flicker effect index critical value when the actually measured driver can obviously feel the road section flicker effect.
In one embodiment, the method further includes step S104: and sending out warning information according to the judgment result in the S103.
In one embodiment, when the street lamp flicker effect index F of the road section is obtained I Greater than or equal to the flicker effect threshold F a And then, sending out warning information.
The analysis terminal also comprises a warning device, and warning information is sent out by controlling the warning device; the warning device can be a display device and also can be a sound production device.
In one embodiment, the method further includes step S105: the determination result in S103 is output to another terminal.
In one embodiment, the judgment result is output to a general control terminal or a certain personal mobile terminal and the like.
Referring to fig. 2, fig. 2 is a schematic flowchart of a road section street lamp flickering effect analysis method according to another embodiment of the present disclosure, which is used by an analysis terminal to analyze a street lamp flickering effect of a road section; the analysis includes detection, and may also include monitoring and/or control, etc. The street lamp flicker effect analysis method comprises the following steps:
step 201: and acquiring the brightness value or illumination value L of each street lamp of a road section and the distance D between every two adjacent street lamps.
It can be understood that the length of the road section is not limited, and the method can be used for analyzing the flickering effect condition of the street lamp in a shorter road section and can also be used for analyzing the flickering effect condition of the street lamp in a longer road section.
When the street lamps in the road section are installed, the brightness value or the illuminance value L is generally determined by a manufacturer, that is, has a preset specification, so in an embodiment, the brightness value or the illuminance value L of each street lamp is a predetermined value.
In an embodiment, the brightness value or the illuminance value L of each street lamp is stored in the memory of the analysis terminal, and the analysis terminal obtains the brightness value or the illuminance value L of each street lamp by retrieving data in the memory.
Since the brightness value or illumination value L of each street lamp slightly decreases with the increase of the usage time, in order to more accurately detect the brightness value or illumination value L of each street lamp, in a preferred embodiment, the brightness value or illumination value L of each street lamp can be obtained in real time by the brightness sensor installed at the front position of each street lamp. More preferably, the analysis terminal is connected to a brightness sensor installed on each street lamp, so that the analysis terminal can automatically acquire the brightness value or the illuminance value L of each street lamp sensed by the brightness sensor at a remote end; the connection between the analysis terminal and the brightness sensor installed on each street lamp can be wired or wireless, that is, the brightness value or illumination value L of each street lamp sensed by the brightness sensor can be automatically obtained through wired or wireless transmission.
In another embodiment, the analysis terminal further includes an input interface, and the actually measured brightness value or illuminance value L of each street lamp can be input to the analysis terminal through the input interface, that is, the brightness value or illuminance value L of each street lamp can be obtained by obtaining the input of the input interface.
In one embodiment, the distance D between adjacent street lamps is determined when the street lamps are installed on the road section, i.e. is a predetermined value.
In one embodiment, the distance D between adjacent street lamps is stored in a memory of a remote analysis terminal, and the analysis terminal acquires the distance D between adjacent street lamps by retrieving data in the memory.
In another embodiment, the distance D between adjacent street lamps can be obtained by a distance sensor installed on each street lamp. Preferably, the analysis terminal is connected with the distance sensors installed on the street lamps, so that the analysis terminal can automatically acquire the distance D between the adjacent street lamps sensed by the distance sensors at a far end; the analysis terminal and the distance sensors installed on the street lamps can be connected in a wired or wireless mode, namely, the distance D between the adjacent street lamps sensed by the distance sensors can be automatically acquired through wired or wireless transmission.
In another embodiment, the analysis terminal further includes an input interface, and the distance D between adjacent street lamps can be input to the analysis terminal through the input interface, that is, the distance D between adjacent street lamps can be obtained by obtaining the input of the input interface.
Step 202: and acquiring the horizontal length S of the light emitting surface of each street lamp of the road section.
In one embodiment, the horizontal length S of the light emitting surface of each street lamp is determined when each street lamp is installed on the road section, namely, is a predetermined value.
In one embodiment, the horizontal length S of the light emitting surface of each street lamp is stored in a memory of a remote analysis terminal, and the analysis terminal acquires the horizontal length S of the light emitting surface of each street lamp by calling data in the memory.
In another embodiment, the analysis terminal further includes an input interface, and the horizontal length S of the light emitting surface of each street lamp can be input into the analysis terminal through the input interface, that is, the horizontal length S of the light emitting surface of each street lamp can be obtained by obtaining the input of the input interface.
Step 203: calculating to obtain the street lamp flicker effect index F of the road section according to the brightness value or illumination value L of each street lamp, the distance D between each two adjacent street lamps and the horizontal length S of the light emitting surface of each street lamp I 。
The street lamp flicker effect index F I The street lamp flicker effect index F is positively correlated with the street lamp flicker effect severity of the road section I The higher the road section, the more obvious the street lamp flicker effect of the road section is.
In one embodiment, 0<F I <100。
In one embodiment of the present invention, the substrate is,
wherein L is R0 ＝L/B 0 ，D R ＝D/S，B 0 Is a constant.
In one embodiment, B 0 And (h) =2, then,
in an embodiment, the analysis terminal calculates and obtains the street lamp flicker effect index F of the road section through a processor carried by the analysis terminal I 。
Step 204: according to the street lamp flicker effect index F I And judging the street lamp flicker effect condition of the road section.
In one embodiment, the street lamp flicker effect index F of the road section is judged I Whether it is greater than or equal to a flicker effect threshold F a 。
Specifically, the street lamp flicker effect index F I With said flicker effect threshold F a Comparing, judging the street lamp flicker effect condition of the road section, wherein if F is available I Is greater than or equal to F a Judging that the road section has the street lamp flicker effect problem, if the road section has F I Are all small F a And judging that the street lamp flicker effect problem of the road section can be ignored and meets the requirement. Wherein the flicker effect threshold F a Is a preset value, in one embodiment, the flicker effect threshold F a The road lamp flicker effect index critical value is the road lamp flicker effect index critical value when the actually measured driver can obviously feel the road section flicker effect.
In one embodiment, the method further includes step S205: and sending out warning information according to the judgment result in the S204.
In one embodiment, when the street lamp flicker effect index F of the road section is obtained I Greater than or equal to the flicker effect threshold F a And then, sending out warning information.
The analysis terminal also comprises a warning device, and warning information is sent out by controlling the warning device; the warning device can be a display device and also can be a sound production device.
In one embodiment, the method further includes step S206: and outputting the judgment result in the S204 to the other terminal.
In one embodiment, the judgment result is output to a general control terminal or a certain personal mobile terminal and the like.
Referring to fig. 3, fig. 3 is a schematic flowchart illustrating a method for analyzing a flicker effect of a street lamp on a road segment according to another embodiment of the present application, where the method is used by an analyzing terminal to analyze the flicker effect of the street lamp on the road segment; the analysis includes detection, and may also include monitoring and/or control, etc. The street lamp flicker effect analysis method comprises the following steps:
step 301: and acquiring the brightness value or illumination value L of each street lamp of a road section and the distance D between every two adjacent street lamps.
It can be understood that the length of the road section is not limited, and the method can be used for analyzing the flickering effect condition of the street lamp in a shorter road section and can also be used for analyzing the flickering effect condition of the street lamp in a longer road section.
When the street lamps in the road section are installed, the brightness value or the illuminance value L is generally determined by a manufacturer, that is, has a preset specification, so in an embodiment, the brightness value or the illuminance value L of each street lamp is a predetermined value.
In an embodiment, the brightness value or the illuminance value L of each street lamp is stored in the memory of the analysis terminal, and the analysis terminal obtains the brightness value or the illuminance value L of each street lamp by retrieving data in the memory.
Since the brightness value or illumination value L of each street lamp slightly decreases with the increase of the usage time, in order to more accurately detect the brightness value or illumination value L of each street lamp, in a preferred embodiment, the brightness value or illumination value L of each street lamp can be obtained in real time by the brightness sensor installed at the front position of each street lamp. More preferably, the analysis terminal is connected to a brightness sensor installed on each street lamp, so that the analysis terminal can automatically acquire the brightness value or the illuminance value L of each street lamp sensed by the brightness sensor at a remote end; the connection between the analysis terminal and the brightness sensor installed on each street lamp can be wired or wireless, that is, the brightness value or illumination value L of each street lamp sensed by the brightness sensor can be automatically obtained through wired or wireless transmission.
In another embodiment, the analysis terminal further includes an input interface, and the actually measured brightness value or illuminance value L of each street lamp can be input to the analysis terminal through the input interface, that is, the brightness value or illuminance value L of each street lamp can be obtained by obtaining the input of the input interface.
In one embodiment, the distance D between adjacent street lamps is determined when the street lamps are installed on the road section, i.e. is a predetermined value.
In one embodiment, the distance D between adjacent street lamps is stored in a memory of a remote analysis terminal, and the analysis terminal acquires the distance D between adjacent street lamps by retrieving data in the memory.
In another embodiment, the distance D between adjacent street lamps can be obtained by a distance sensor installed on each street lamp. Preferably, the analysis terminal is connected with the distance sensors installed on the street lamps, so that the analysis terminal can automatically acquire the distance D between the adjacent street lamps sensed by the distance sensors at a far end; the analysis terminal and the distance sensors installed on the street lamps can be connected in a wired or wireless mode, namely, the distance D between the adjacent street lamps sensed by the distance sensors can be automatically acquired through wired or wireless transmission.
In another embodiment, the analysis terminal further includes an input interface, and the distance D between adjacent street lamps can be input to the analysis terminal through the input interface, that is, the distance D between adjacent street lamps can be obtained by obtaining the input of the input interface.
Step 302: and acquiring the horizontal length S of the light emitting surface of each street lamp of the road section.
In one embodiment, the horizontal length S of the light emitting surface of each street lamp is determined when each street lamp is installed on the road section, namely, is a predetermined value.
In one embodiment, the horizontal length S of the light emitting surface of each street lamp is stored in a memory of a remote analysis terminal, and the analysis terminal acquires the horizontal length S of the light emitting surface of each street lamp by calling data in the memory.
In another embodiment, the analysis terminal further includes an input interface, and the horizontal length S of the light emitting surface of each street lamp can be input into the analysis terminal through the input interface, that is, the horizontal length S of the light emitting surface of each street lamp can be obtained by obtaining the input of the input interface.
Step 303: and acquiring the brightness value or illumination value B of the road environment where each street lamp of the road section is located.
The luminance value or illumination value B of the road environment of the road section can be obtained through calculation.
Generally, the closer to the street lamp, the higher the brightness, and the farther from the street lamp, the lower the brightness; in an embodiment, an average brightness or illuminance of a road environment where each adjacent street lamp is located is obtained as the brightness value or illuminance value B, where the average brightness or illuminance refers to an average value of the brightness or illuminance of the road environment between two adjacent street lamps, and specifically, the average brightness or illuminance may be obtained by obtaining brightness or illuminance of multiple points of the road environment between two adjacent street lamps and then averaging the obtained brightness or illuminance. In one embodiment, the multi-point brightness or illumination of the road side of each street lamp is automatically obtained by a plurality of brightness sensors installed at the road side between every two adjacent street lamps, and then the average brightness or illumination is obtained by averaging. Preferably, the plurality of brightness sensors are uniformly distributed on the side of the road between every two adjacent street lamps.
More preferably, the analysis terminal is connected to a plurality of brightness sensors installed at the side of the road of each street lamp, so that the analysis terminal can automatically acquire the multipoint brightness or illumination of the side of the road of each street lamp sensed by the brightness sensors at a remote end, and then the analysis terminal can calculate the average brightness or illumination of the side of the road of each street lamp through a cloud or a processor carried by the analysis terminal; the analysis terminal and the plurality of brightness sensors installed at the side of the road of each street lamp are connected in a wired or wireless manner, that is, the multipoint brightness or illumination of the side of the road of each street lamp sensed by the brightness sensors can be automatically acquired through wired or wireless transmission.
In other embodiments, the analysis terminal further includes an input interface, and the average brightness of the side of the road where each street lamp is located can be obtained through obtaining the input of the multipoint brightness of the side of the road where each street lamp is located on the input interface and then through calculation.
The most direct reason for the street lamp flickering effect is caused by the brightness difference, that is, a plurality of street lamps are bright points, the position between every two adjacent street lamps is a dark point, and the flickering effect is caused by the flickering, while the middle position between every two adjacent street lamps is the darkest in general cases. Preferably, the brightness value or the illuminance value B of the road environment of each street lamp is automatically obtained by a brightness sensor installed at a midpoint position of the side of the road where each two adjacent street lamps are located. More preferably, the analysis terminal is connected to both the luminance or illuminance sensors installed at the sides of the roads of the street lamps, so that the analysis terminal can automatically acquire the luminance value or illuminance value B of the road environment of each street lamp sensed by the luminance sensors at a remote end; the connection between the analysis terminal and the brightness or illumination sensor installed at the side of the road of each street lamp can be wired or wireless, that is, the brightness value or illumination value B of the road environment of each street lamp sensed by the brightness sensor can be obtained through wired or wireless transmission.
In yet another embodiment, the brightness or the illuminance of a plurality of positions of the road environment where each two adjacent street lamps are located may also be obtained, and the lowest brightness or illuminance may be used as the brightness value or the illuminance value B of the road environment of each street lamp. Preferably, the brightness sensors installed at a plurality of positions on the side of the road where each two adjacent street lamps are located automatically acquire the multi-point brightness or illuminance on the side of the road of each street lamp, and then the lowest brightness or illuminance is taken as the brightness value or illuminance value B of the road environment of the corresponding street lamp. More preferably, the analysis terminal is connected to a plurality of brightness sensors installed at the side of the road of each street lamp, so that the analysis terminal can automatically acquire the brightness or illumination value of the side of the road of each street lamp sensed by the plurality of brightness sensors at a remote end, and then the analysis terminal can calculate the lowest brightness or illumination of the side of the road of each street lamp as the brightness value or illumination value B of the road environment of the corresponding street lamp through a cloud or a processor carried by the analysis terminal; the analysis terminal is connected with the plurality of brightness sensors arranged at the side of the road of each street lamp in a wired or wireless manner, namely, the brightness or illumination value of the road environment of each street lamp sensed by the plurality of brightness sensors can be automatically acquired through wired or wireless transmission.
It should be understood that the order of steps 301 to 303 is not limited thereto.
Step 304: and calculating to obtain the street lamp flicker effect index FI of the road section according to the distance D between every two adjacent street lamps, the brightness value or illumination value L of every street lamp, the horizontal length S of the light emitting surface of every street lamp and the brightness value or illumination value B of the road environment where every street lamp is located.
In one embodiment of the method of manufacturing the optical fiber,
in an embodiment, the analysis terminal calculates and obtains the street lamp flicker effect index F of the road section through a processor carried by the analysis terminal I 。
The street lamp flicker effect index F I The street lamp flicker effect index F is positively correlated with the street lamp flicker effect severity of the road section I The higher the road section is, the more obvious the street lamp flicker effect of the road section is.
In one embodiment, 0<F I <100。
Step 305: according to the street lamp flicker effect index F I And judging the street lamp flicker effect condition of the road section.
In one embodiment, the street lamp flicker effect index F of the road section is judged I Whether it is greater than or equal to a flicker effect threshold F a 。
Specifically, the street lamp flicker effect index F I With said flicker effect threshold F a Comparing, judging the street lamp flicker effect condition of the road section, wherein if F is available I Greater than or equal to F a Judging that the road section has the street lamp flicker effect problem, if F I Are all small F a And judging that the street lamp flicker effect problem of the road section can be ignored and meets the requirement. Wherein the flicker effect threshold value F a A predetermined value, in one embodiment, a flicker effect threshold F a Is a flicker effect index critical value when the actually measured driver can obviously feel the flicker effect.
For example, the horizontal length S =0.40m of the light emitting surface of the street lamp in a certain road section, and the front luminance L =700cd/m of the street lamp 2 Street lamp spacing D =6.0m, average luminance along road side B =7.0cd/m 2 Substituting into the calculation formula in step 204 to obtain the street lamp flicker effect index F of the road section I =80.7%; let F a Is 10% because it is 80.7% largeAt 10%, i.e. F I >F a Therefore, the road lamp flicker effect problem of the road section is judged. The embodiment of the invention also carries out actual measurement verification on the condition, and the verification discovers that the flicker effect exists in the condition no matter the vehicle speed in the normal vehicle speed range.
For another example, the horizontal length S =1.2m of the light emitting surface of the street lamp at a certain road section, and the front luminance L =100cd/m of the street lamp 2 Street lamp spacing D =0.1m, average brightness value B =70cd/m along road side 2 Substituting into the calculation formula in step 204 to obtain the street lamp flicker effect index F of the road section I =2.2%; setting a flicker effect threshold F a 10% since 2.2% is less than 10%, i.e. F I <F a Therefore, the problem of street lamp flicker effect on the road section can be ignored. The embodiment of the invention also carries out actual measurement verification on the condition, and the verification finds that the flicker effect under the condition can be ignored no matter how the vehicle speed is in the normal vehicle speed range.
As described above, the street lamp flickering effect analysis method of the present application detects the flickering effect condition through the flickering effect index, and the street lamp flickering effect index is related to the luminance or illuminance of the road environment where the street lamp is located, the luminance value or illuminance value of the street lamp, the horizontal length of the light emitting surface of the street lamp, and the distance between adjacent street lamps, and is accurate and effective.
In an embodiment, the analysis terminal calculates and obtains the street lamp flicker effect index F of the road section through a processor carried by the analysis terminal I 。
In one embodiment, the method further includes step S306: and sending out warning information according to the judgment result in the S305.
In one embodiment, when the street lamp flicker effect index F of the road section is obtained I Greater than or equal to the flicker effect threshold F a And then, sending out warning information.
The analysis terminal also comprises a warning device, and warning information is sent out by controlling the warning device; the warning device can be a display device and also can be a sound production device.
In one embodiment, the method further includes step S307: the determination result in S305 is output to another terminal.
In one embodiment, the judgment result is output to a general control terminal or a certain personal mobile terminal and the like.
In an embodiment, the street lamp flickering effect analyzing method further includes step 308: and adjusting the brightness value or illumination value B of the road environment of the road section according to the judgment result in the S305.
In one embodiment, if the street lamp flicker effect index F of a road section I Greater than or equal to a flicker effect threshold F a Increasing the brightness value or illumination value B of the road environment of the road section; then, one or more steps from the step 304 to the step 308 are performed until the street lamp flickering effect index F of the road section I Less than the flicker effect threshold F a 。
At least one auxiliary light source is arranged on the side of the road between every two adjacent street lamps, and the brightness value or illumination value B of the road environment of the road section can be increased by turning on at least one auxiliary light source; preferably, the brightness of the auxiliary light source is adjustable, so that if the at least one auxiliary light source is turned on, the street lamp flicker effect index F I Is still greater than the flicker effect threshold F a Then, increasing the brightness value or the illuminance value B of the road environment of the road segment may be increasing the brightness of at least one of the auxiliary light sources.
More preferably, the at least one auxiliary light source arranged at the side of the road between each two adjacent street lamps is connected to the analysis terminal, and the brightness value or illumination value B of the road environment of the road section is increased as follows: the analysis terminal controls to automatically turn on the at least one auxiliary light source or increase the brightness of the at least one auxiliary light source; the connection between the at least one auxiliary light source and the analysis terminal can be a wireless or wired connection.
The street lamp flicker effect analysis method in the embodiment of the technical scheme can also be used for assisting in judging the lighting condition of the street lamp, such as too low or not high brightness of the street lamp; for example, in one embodiment, if the brightness of the street lamp is monitored in real time by the brightness sensor installed on the front surface of the street lampValue or illumination value L, the street lamp flickering effect analysis method further comprises step 309: according to the street lamp flicker effect index F I And judging the light-emitting state of each street lamp.
In one embodiment, the street lamp flicker effect index F of the road section is judged I Whether or not it is less than or equal to a fault threshold F b 。
Wherein, F b Is less than F a (ii) a If the street lamp flicker effect index F of a road section I Less than or equal to the failure threshold F b If so, judging that the front brightness of the street lamp of the road section is low and the street lamp of the road section possibly has a light-emitting fault; therefore, the street lamp can assist workers in checking the lighting condition of the street lamp.
Judging the street lamp flicker effect index F of the road section I Whether it is less than or equal to a fault threshold F b Thereafter, a method similar to steps 306 to 307 may also be performed.
Referring to fig. 4, fig. 4 is a block diagram of a street lamp flicker effect analysis device 20 according to an embodiment of the present disclosure. The street lamp flickering effect analyzing apparatus 20 may include one or more modules stored in a memory of the analyzing terminal and configured to be executed by one or more processors (one processor in this embodiment) to complete the present application. For example, referring to fig. 4, the street lamp flickering effect analyzing apparatus 20 may include an obtaining module 21, a calculating module 22, and a determining module 23. The modules referred to in the embodiments of the present application may be program segments for performing a specific function, and are more suitable than programs for describing the execution process of software in a processor. It is understood that, corresponding to the street lamp flickering effect analysis method of the first embodiment, the street lamp flickering effect analysis apparatus 20 may include some or all of the functional modules shown in fig. 4, and the functions of the functional modules will be described in detail below.
The obtaining module 21 is configured to obtain a distance D between adjacent street lamps in a road section and a brightness value or an illuminance value L of each street lamp.
In an embodiment, the obtaining module 21 is further configured to obtain a horizontal length S of a light emitting surface of each street lamp of the road section and a brightness value or an illuminance value B of a road environment where each street lamp is located.
In an embodiment, the obtaining module 21 may further include a plurality of sub-modules, for example, a street lamp light-emitting surface horizontal length S obtaining sub-module, a distance D obtaining sub-module between adjacent street lamps, a street lamp brightness value or illuminance value L obtaining sub-module, a road environment brightness value or illuminance value B obtaining sub-module, and the like.
In one embodiment, the horizontal length S of the light emitting surface of each street lamp, the distance D between adjacent street lamps, and the brightness value or illumination value L of each street lamp are determined when each street lamp is installed on the road section, that is, are all predetermined values. Preferably, the horizontal length S of the light emitting surface of each street lamp, the distance D between adjacent street lamps, and the brightness value or illuminance value L of each street lamp are stored in a memory of a remote analysis terminal, and the obtaining module 21 can obtain the horizontal length S of the light emitting surface of each street lamp, the distance D between adjacent street lamps, and the brightness value or illuminance value L of each street lamp by accessing the memory.
In another embodiment, the distance D between adjacent street lamps can be obtained by a distance sensor installed on each street lamp, and the brightness value or illumination value L of each street lamp can be obtained in real time by a brightness sensor installed on the front position of each street lamp; preferably, the obtaining module 21 obtains the distance D between adjacent street lamps sensed by the distance sensor at the remote end by receiving the signal sent by the distance sensor installed on each street lamp, and the obtaining module 21 obtains the brightness value or illuminance value L of each street lamp sensed by the brightness sensor at the remote end by receiving the signal sent by the brightness sensor installed at the front position of each street lamp.
In another embodiment, the obtaining module 21 may obtain the horizontal length S of the light emitting surface of each street lamp, the distance D between adjacent street lamps, and the brightness value or illumination value L of each street lamp by receiving an input signal of an input interface.
It can be understood that the manner of acquiring the horizontal length S of the light emitting surface of each street lamp, the distance D between each two adjacent street lamps, and the brightness value or illumination value L of each street lamp by the acquiring module 21 may be the same or different.
In one embodiment, the obtaining module 21 obtains one or more luminance values of the side of the road sensed by the luminance sensor at the far end by receiving signals from one or more luminance sensors installed at the side of the road of a road section. Specifically, for example, the brightness of the multipoint position on the side of the road where each adjacent street lamp is located may be obtained and averaged to be used as the brightness B; or, acquiring the brightness of the midpoint position of the side of the road where each two adjacent street lamps are located as the brightness B; or acquiring the brightness of the multipoint positions at the side of the road where every two adjacent street lamps are positioned and taking the lowest brightness as the brightness B. It can be understood that, when the obtained brightness values of the multiple points on the side of the road are obtained, the obtaining module 21 may further include an operation submodule, configured to obtain the brightness value or the illuminance value B of the road environment of the road segment through operation according to the obtained brightness values of the multiple points on the side of the road.
In another embodiment, the obtaining module 21 may obtain one or more luminance values of the road side of the road segment by receiving an input signal of an input interface.
The calculation module 22 is used for calculating and obtaining the street lamp flicker effect index F of the road section I (ii) a Wherein,
wherein L is R0 ＝L/B 0 ，D R0 ＝D/S 0 ，B 0 And S 0 Are all a constant; or
L R0 ＝L/B 0 ，D R ＝D/S，B 0 Is a constant; or->
Reference may be made specifically to the foregoing embodiments. The street lamp flicker effect indexF I The street lamp flicker effect index F is positively correlated with the street lamp flicker effect severity of the road section I The higher the flicker effect is, the more pronounced the flicker effect is. In one embodiment, 0<F I <100。
The judging module 23 is used for judging the street lamp flicker effect index F I And judging the street lamp flicker effect condition of the road section.
In an embodiment, the determining module 23 is configured to determine the street lamp flicker effect index F of the road segment I Whether it is greater than or equal to a flicker effect threshold F a 。
Wherein if there is F I Greater than or equal to F a Judging that the road section has the street lamp flicker effect problem, if F I Are all small F a And judging that the street lamp flicker effect problem of the road section can be ignored and meets the requirement.
The judging module 23 is further configured to judge the flicker effect index F of the street lamp I And judging the lighting condition of the street lamp of the road section.
In an embodiment, the determining module 2 is configured to determine a street lamp flicker effect index F of the road segment I Whether it is less than or equal to a fault threshold F b 。
Wherein, F b Less than F a (ii) a If the street lamp flicker effect index F of a road section I Less than or equal to the failure threshold F b Judging that the front brightness of the street lamp of the road section is low and the street lamp of the road section possibly has a fault; therefore, the lighting condition of the street lamp of the road section can be checked by the staff.
In an embodiment, the street lamp flickering effect analyzing apparatus 20 may further include an alerting module 24, where the alerting module 24 is configured to send out alerting information according to a determination result of the determining module 23. In one embodiment, the warning module 24 is used for indicating the street lamp flickering effect index F on the current road segment I Greater than or equal to the flicker effect threshold F a And then, sending out a warning signal. In one embodiment, the warning module 24 is further configured to provide a street lamp flickering effect index F for a road segment I Is less thanOr equal to said failure threshold F b And then another warning signal is sent out.
In an embodiment, the street lamp flickering effect analyzing apparatus 20 may further include a sending module 25, where the sending module 25 is configured to send the judgment result of the judging module 23 to other terminals.
In an embodiment, the street lamp flickering effect analyzing apparatus 20 may further include a control module 26, where the control module 26 is configured to adjust a brightness value or an illuminance value B of a road environment of the road segment according to the determination result. In one embodiment, the control module 26 is used for indicating the street lamp flickering effect index F on the current road section I Greater than or equal to the flicker effect threshold F a And increasing the brightness value or illumination value B of the road environment of the road section. The increasing of the brightness value or the illuminance value B of the road environment of the road section may be turning on at least one auxiliary light source arranged at the side of the road between adjacent street lamps, or increasing the brightness of the at least one auxiliary light source.
In an embodiment, the control module 26 is configured to automatically increase the brightness value or the illuminance value B of the road environment of the road segment according to the determination result of the determination module 23.
The embodiment of the application further provides an analysis terminal, which comprises a memory, a processor and a computer program which is stored in the memory and can be run on the processor, wherein the processor executes the program to realize the steps of the street lamp flicker effect analysis method in the embodiment.
Fig. 5 is a block diagram of a street lamp flickering effect analysis terminal 100 according to an embodiment of the present disclosure. As shown in fig. 5, the street lamp flickering effect analyzing terminal 100 at least includes a processor 30, a memory 40, and a computer program 50 (e.g., an input data processing program) stored in the memory 40 and operable on the processor 30.
The street lamp flicker effect analysis terminal 100 may be a smart phone, a tablet computer, a television with a touch screen, or a computer device with a tablet and a display.
It can be understood by those skilled in the art that the schematic diagram 5 is only an example of the street lamp flickering effect analysis terminal 100 for implementing the street lamp flickering effect analysis method, and does not constitute a limitation to the street lamp flickering effect analysis terminal 100, and may include more or less components than those shown in the drawings, or combine some components, or different components, for example, the street lamp flickering effect analysis terminal 100 may further include an input interface, a network access device, a wired or wireless transmission device, and the like.
The processor 30 executes the computer program 50 to implement the steps of the street lamp flickering effect analysis method, such as the steps 101 to 105, or the steps 201 to 206, or the steps 301 to 309 shown in the foregoing embodiments. Alternatively, the processor 30 implements the functions of each module/unit, for example, the modules 21 to 26, in the embodiment of the street lamp flicker effect analysis device 20 when executing the computer program 50.
Illustratively, the computer program 50 may be partitioned into one or more modules/units, which are stored in the memory 40 and executed by the processor 30 to accomplish the present application. The one or more modules/units may be a series of instruction segments of the computer program 50 capable of performing specific functions, and the instruction segments are used for describing the execution process of the computer program 50 in the street lamp flickering effect analysis terminal 100. For example, the computer program 50 can be divided into the modules 21-26 shown in FIG. 4, and the specific functions of each of the modules 21-26 are described in detail with reference to the foregoing description, so that the descriptions thereof are omitted for brevity and to avoid redundancy.
The Processor 30 may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an application SpeciFic Integrated Circuit (SIC), a Field-Programmable Gate array (FPGa) or other Programmable logic device, discrete Gate or transistor logic device, discrete hardware component, etc. The general processor may be a microprocessor or the processor may be any conventional processor, and the processor 30 is a control center of the street lamp flickering effect analyzing terminal 100, and various interfaces and lines are used to connect the whole input data processing device 10/various parts of the street lamp flickering effect analyzing terminal 100.
The memory 40 may be used to store the computer program 50 and/or the modules/units, and the processor 30 implements various functions of the street lamp flickering effect analyzing apparatus 20/street lamp flickering effect analyzing terminal 100 by running or executing the computer program 50 and/or the modules/units stored in the memory 40 and calling data stored in the memory 40. The memory 40 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function, and the like; the storage data area may store data created according to the use of the street lamp flickering effect analysis terminal 100 (e.g., data set, acquired, etc. applying the above street lamp flickering effect analysis method), and the like. In addition, the memory 40 may include high-speed random access memory, and may also include non-volatile memory, such as a hard disk, a memory, a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), at least one magnetic disk storage device, a Flash memory device, or other volatile solid state storage device.
The present application further provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the steps of the street lamp flicker effect analysis method in the above embodiment, or implements the functions of the modules/units, such as the modules 21 to 26, in the above embodiment of the street lamp flicker effect analysis device 20.
The street lamp flickering effect analyzing device 20/street lamp flickering effect analyzing terminal 100/computer device integrated module/unit of the present application may be stored in a computer-readable storage medium if it is implemented in the form of a software functional unit and sold or used as an independent product. Based on such understanding, all or part of the flow in the method of the embodiments described above can be realized by a computer program, which can be stored in a computer-readable storage medium and can realize the steps of the embodiments of the methods described above when the computer program is executed by a processor. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, U.S. disk, removable hard disk, magnetic diskette, optical disk, computer Memory, read-Only Memory (ROM), random Access Memory (RAM), electrical carrier wave signal, telecommunications signal, software distribution medium, and the like. It should be noted that the computer readable medium may contain content that is subject to appropriate increase or decrease as required by legislation and patent practice in jurisdictions, for example, in some jurisdictions, computer readable media does not include electrical carrier signals and telecommunications signals as is required by legislation and patent practice.
In the several embodiments provided in the present application, it should be understood that the disclosed street lamp flicker effect analysis device and analysis terminal may be implemented in other manners. For example, the above-described embodiment of the street lamp flickering effect analyzing apparatus is merely illustrative, for example, the division of the modules is only one logic function division, and there may be another division manner in actual implementation.
In addition, functional modules in the embodiments of the present application may be integrated into the same processing module, or each module may exist alone physically, or two or more modules are integrated into the same module. The integrated module can be realized in a hardware form, and can also be realized in a form of hardware and a software functional module.
The street lamp flicker effect analysis method, the street lamp flicker effect analysis device and the street lamp flicker effect analysis terminal in the embodiment of the technical scheme adopt a flicker effect index F I The influence of the brightness value or illumination value of each street lamp and the distance between every two adjacent street lamps on the flicker effect is considered, so that the flicker effect condition of the street lamps can be accurately and effectively evaluated; in some embodiments, alsoThe influence of the horizontal length of the light emitting surface of each street lamp and the brightness or illumination of the road environment of the road section on the flicker effect is considered, so that the flicker effect condition of the street lamp can be more accurately and effectively evaluated; in addition, in some embodiments, the luminance sensor is connected with the analysis terminal, so that automatic measurement and control of the flickering effect of the street lamp are realized; in addition, in some embodiments, the brightness value or the illumination value B of the road environment of the road section is adjusted according to the flicker effect index until the flicker effect index is smaller than the flicker effect threshold F a Thereby solving the problem of flicker effect; furthermore, in some embodiments, the brightness value or illumination value B of the road environment of the road section can be remotely and automatically controlled and adjusted, so that the hidden danger of the flicker effect can be quickly and effectively eliminated, and the safety problem caused by the flicker effect is prevented; furthermore, in some embodiments, the device can also assist in measuring and controlling the brightness of each street lamp.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to the related descriptions of other embodiments.
The steps in the method of the embodiment of the application can be sequentially adjusted, combined and deleted according to actual needs.
The foregoing detailed description of the embodiments of the present application has been presented to illustrate the principles and embodiments of the present application, and the above description of the embodiments is only provided to help understand the method and the core concept of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (9)
1. A street lamp flicker effect analysis method is used for analyzing the street lamp flicker effect of a road section, and is characterized by comprising the following steps:
acquiring a distance D between every two adjacent street lamps in the road section and a brightness value or illumination value L of each street lamp; and
calculating to obtain the street lamp flicker effect index F of the road section according to the distance D between every two adjacent street lamps and the brightness value or illumination value L of every street lamp I (ii) a Wherein the street lamp flicker effect index F I Positively correlated with the severity of street lamp flickering effects for the road segment;
calculating to obtain the street lamp flicker effect index F of the road section according to the distance D between every two adjacent street lamps and the brightness value or illumination value L of every street lamp I The method comprises the following steps: according to the formula
Calculating to obtain the street lamp flicker effect index F I Wherein L is R0 =L/B 0 ，D R0 =D/S 0 ，B 0 And S 0 Are all a constant; or
Calculating to obtain a street lamp flicker effect index F of the road section according to the distance D between every two adjacent street lamps, the brightness value or illumination value L of every street lamp and the horizontal length S of the light emitting surface of every street lamp I Wherein
；L R0 =L/B 0 ，D R =D/S，B 0 is a constant; or
Calculating to obtain the street lamp flicker effect index F of the road section according to the distance D between every two adjacent street lamps, the brightness value or illumination value L of every street lamp, the horizontal length S of the light emitting surface of every street lamp and the brightness value or illumination value B of the road environment where every street lamp is located I (ii) a Wherein,
；
，
。
2. the street lamp flicker effect analysis method of claim 1, wherein B is 0 =2 and S 0 And (c) =0.25, then,
。
3. the street lamp flickering effect analyzing method according to claim 1, wherein the street lamp flickering effect index F of the road section is calculated I The method comprises the following steps: and acquiring the horizontal length S of the light emitting surface of each road lamp of the road section.
4. The street lamp flicker effect analysis method of claim 1, wherein B is 0 =2, then, L R0 =L/2，
5. The street lamp flicker effect analysis method according to claim 1, wherein the street lamp flicker effect index F of the road segment is calculated I Before, also include the step: and acquiring the horizontal length S of the light emitting surface of each road lamp of the road section and the brightness value or illumination value B of the road environment where each road lamp is located.
6. The street lamp flickering effect analyzing method according to claim 1, further comprising the steps of: according to the street lamp flicker effect index F I Judging the street lamp flicker effect condition of the road section, comprising:
judging the street lamp flicker effect index F of the road section I Whether it is greater than or equal to a flicker effect threshold F a ；
If the road section has F I Greater than or equal to the flicker effect threshold F a Judging that the road section has the street lamp flicker effect problem; and
if it is atF of the road section I Are all small F a And judging that the street lamp flicker effect problem of the road section is negligible.
7. The street lamp flickering effect analyzing method according to claim 1, further comprising the steps of:
judging the street lamp flicker effect index F of the road section 1 Whether or not it is less than or equal to a fault threshold F b (ii) a And
if the street lamp flicker effect index F of the road section 1 Less than or equal to a fault threshold F b And judging that the street lamp of the road section has the light-emitting fault.
8. An analysis terminal, characterized in that the analysis terminal comprises a memory, a processor and a computer program stored on the memory and executable on the processor; the processor, when executing the program, implements the steps of the street lamp flickering effect analyzing method according to any one of claims 1 to 7.
9. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the street lamp flickering effect analyzing method as set forth in any one of claims 1 to 7.
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| CN118540839A (en) * | 2024-07-22 | 2024-08-23 | 武汉慧友佳华电子有限公司 | Energy-saving intelligent city street lamp illumination adjusting system based on environment induction |
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| CN101346025B (en) * | 2008-08-28 | 2012-01-18 | 重庆交通科研设计院 | Road tunnel illumination control method |
| CN103052224B (en) * | 2012-12-15 | 2015-01-21 | 武汉市东辉电子技术有限公司 | Control method of independent intelligent street lamp control system |
| CN106153305A (en) * | 2015-03-31 | 2016-11-23 | 浙江省电子信息产品检验所 | A kind of measuring method of the on-the-spot road illumination of LED street lamp illumination |
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