Intelligent illumination control method and systemTechnical Field
The application relates to the technical field of lamp illumination, in particular to an intelligent illumination control method and system.
Background
Road side is provided with street lamps for road illumination, whether urban or suburban, providing vision for pedestrians and vehicles at night. In general, the street lamps are turned on at the same time for a fixed time, and turned off at the same time for a fixed time, and the time for turning on and off is determined according to seasons and local time.
With the progress of urban and rural integration, street lamps are also installed on large and small roads in villages, natural scenic spots and natural protection areas, but for less people to pass through remote road sections, if the street lamps on the remote road sections and the street lamps on the roads with large people flow are kept on and off at the same time, larger resource waste can be caused.
The energy-saving lamp that relatively widely used at present is acoustic control light, and promptly when sound exceeds certain threshold value, the street lamp is opened, and as disclosed in the chinese patent of publication No. CN112333901B, a lamp that provides fixed point illumination can be followed automatically based on thing networking characteristic, and this lamp includes: network terminal, central processing module, start-up module, human identification module, monitoring module, follow module, delay module, lighting module, varistor module, control module, auxiliary lighting module, through human image identification module and sound monitoring module cooperation, detect the location, guaranteed to have realized accurate location and prevent the function that the mistake touched on low-cost basis.
However, there are a number of problems associated with applying the lamp to remote road segments, specifically as follows: 1. in the field environment, sound detection is easily triggered by the environmental sounds of animals and plants, or the environmental sounds mask the sounds of people or vehicles passing by; 2. the fixed-point illumination range of the lamp has limitation, sight blind areas are easy to appear in front of pedestrians or vehicles, safety accidents are easy to cause, and the place to be improved exists.
Disclosure of Invention
The first object of the present application is to provide an intelligent lighting control method, which can realize the adjustment of the self-posture according to the related information of the object in the lighting range, and provide the lighting mode adapting to the current scene for the pedestrians or vehicles; based on the above intelligent lighting control method, a second object of the present application is to protect an intelligent lighting system.
In a first aspect, the intelligent lighting control method provided by the present application adopts the following technical scheme:
an intelligent lighting control method, comprising the steps of:
acquiring target related information;
establishing a first association relationship between the target object related information and a working mode corresponding to the lighting equipment;
based on the first association relation and combining the target related information, acquiring a working mode corresponding to the current lighting equipment;
and controlling the working state of the lighting equipment based on the working mode.
By adopting the technical scheme, the first association relation is utilized to establish a connection between the related information of the target object in the illumination area and the working mode of the illumination equipment, when the state of the target object in the illumination area changes, the working state of the illumination equipment is correspondingly adjusted, the illumination equipment in a remote road section and a region with smaller people flow is prevented from always keeping high-intensity illumination, and the waste of resources is reduced; meanwhile, the illumination equipment arranged in the field keeps always bright, natural brightness change of the area can be damaged, biological rhythm of wild animals in the area is affected, the illumination equipment is connected with the change states of pedestrians and vehicles, and accordingly people can light up, people can move, and people can go out.
Preferably, the method further comprises the following steps:
acquiring the related information of the area where the lighting equipment is located;
establishing a second association relationship between the illumination triggering scene and the area related information and between the illumination triggering scene and the target related information;
the regional related information comprises regional weather related information, regional time related information and regional geographic position related information.
By adopting the technical scheme, the relevant information of the area where the lighting equipment is located is correlated, whether the current scene is a lighting trigger scene or not is comprehensively judged, namely whether the current condition needs to be lighted by the lighting equipment or not is judged, and the lighting equipment is divided into two types, wherein one type is that the condition of the area where the lighting equipment is located does not accord with the lighting trigger scene and does not need to be lighted, and the other type is that when the condition of the area where the lighting equipment is located accords with the lighting trigger scene, but no person passes through, at the moment, the lighting is not needed, and a plurality of factors are comprehensively considered, so that the energy is further saved; when severe weather conditions such as rain, snow, fog and the like with reduced visibility occur, auxiliary pedestrians are required to be illuminated in the daytime which does not belong to the conventional illumination time period, meanwhile, the illumination time period is also affected by the longitude of the illumination equipment, and based on the information, whether the current scene is an illumination triggering scene or not is comprehensively judged, and whether the sampling frequency of the equipment is required to be improved or not.
Preferably, based on the second association relationship, judging whether the state of the lighting equipment is a state to be illuminated;
if the state to be illuminated is not met, acquiring the related information of the target at a first frequency;
and if the state is to be illuminated, acquiring the target related information at a second frequency.
By adopting the technical scheme, when illumination is not needed, the target related information is acquired at a low frequency, the information quantity is reduced, and meanwhile, the detection equipment is operated in a low-energy consumption mode, so that the energy is further saved, on the other hand, the data quantity processed by the equipment in an illumination-free interval is reduced, and the service life of the equipment is prolonged.
Preferably, the acquiring the information about the area where the lighting device is located includes:
acquiring the area related information input by external equipment;
acquiring the region related information acquired by the built-in sensing equipment;
acquiring current region related information and pre-judging region related information based on the region related information;
the built-in sensing equipment comprises an image acquisition equipment, a humidity sensor and a temperature sensor which are arranged in the lighting equipment.
By adopting the technical scheme, the built-in sensing equipment can be used for collecting images, humidity and temperature, the weather condition of the current lighting equipment is judged, the brightness condition of the current lighting equipment is judged by using the images, and meanwhile, the weather condition and the brightness condition can also be obtained by using the external equipment for data transmission, so that various sensing equipment arranged on the lighting equipment is reduced, and the cost of the lighting equipment is reduced; on the other hand, the external device can also transmit the relevant information of the prejudged area in a certain time period in the future of the lighting device, so that the relevant information of the current area is combined conveniently, and the judgment on the current scene is carried out.
Preferably, the acquiring the target related information includes:
acquiring input target related information input by external equipment;
and/or acquiring the related information of the acquisition target acquired by the built-in target object detection equipment;
based on the collected target object related information and input target object related information, and combining a preset target object analysis algorithm to obtain the target object related information;
the target related information comprises target type information, target moving speed information, target moving gesture information and target distance information;
the built-in target object detection equipment comprises image acquisition equipment, sound acquisition equipment and infrared imaging equipment which are built in the lighting equipment;
the collecting object related information includes:
the image acquisition equipment acquires image information of a target object;
the sound information of the target object acquired by the sound acquisition equipment;
and the infrared imaging equipment acquires infrared imaging information of the target object.
By adopting the technical scheme, the built-in object detection equipment can be used for acquiring the object related information, the monitoring equipment and the like which are commonly arranged at present can also be used for acquiring the object related information, and the information is processed and identified subsequently, so that various detection equipment arranged on the lighting equipment is reduced, and the cost of the lighting equipment is reduced; the image information, the sound information and the infrared imaging are comprehensively utilized to accurately judge the related information of the target object, and compared with the voice control lamp and the sound detection equipment in the prior art, the voice control lamp and the sound detection equipment have higher recognition accuracy and reduce the false start of the lighting equipment; and analyzing the type of the target object, the moving speed of the target object and the distance between the target object and the current lighting equipment by using a preset target object analysis algorithm, so that the lighting equipment can be controlled to make the most suitable response based on the information.
Preferably, based on the first association relationship and in combination with the target related information, the obtaining the working mode corresponding to the current lighting device includes:
dividing an illumination pattern of the illumination device based on the object-related information;
adjusting the on state of the lighting equipment based on the lighting mode and the target distance information;
the illumination intensity of the illumination device is to be adjusted based on the object movement gesture information.
By adopting the technical scheme, based on different states of the target object, the lighting equipment corresponds to different lighting modes, and the on-off and light intensity of the equipment can be adjusted, so that the working mode of the lighting device is more suitable for the current scene.
Preferably, the dividing the lighting pattern of the lighting device based on the object-related information includes:
dividing the object into a vehicle type and a pedestrian type based on the object type information;
when the vehicle is of a vehicle type, the illumination mode of the illumination device is a first range illumination;
when of pedestrian type, the illumination mode of the illumination device is a second range of illumination.
Through adopting above-mentioned technical scheme, classify the target object that appears in the detection area, the pedestrian is through only needing in the small circle to assist accurate illumination, and the vehicle is through need provide auxiliary illumination in a large circle, especially the place ahead that the vehicle was gone, need in advance illuminate in a large circle, at the in-process that the vehicle was gone, provide great field of vision for the driver, make things convenient for the driver to carry out the judgement to the road conditions.
Preferably, the adjusting the on state of the lighting device based on the lighting mode and the target distance information includes:
classifying the lighting devices based on lighting patterns, the target distance information;
when the lighting equipment is located outside the lighting range divided by the lighting mode, the lighting equipment is out-of-range lighting equipment, and the out-of-range lighting equipment is in a closed state;
when the lighting device is located within the illumination range divided by the illumination mode, the lighting device is an in-range lighting device.
By adopting the technical scheme, after the type of the target object is determined, based on the defined illumination range, the illumination equipment outside the range is turned off, and the illumination equipment within the range is turned on.
Preferably, the adjusting the illumination intensity of the illumination device based on the object movement gesture information includes:
classifying the in-range lighting devices based on the object movement gesture information;
when the in-range lighting device is positioned in front of the moving direction of the target object, the in-range lighting device is of a first intensity type;
the in-range lighting device is of the second intensity type when the in-range lighting device is located behind the target object in the direction of movement.
By adopting the technical scheme, the lighting equipment in the lighting range is divided into the lighting equipment in front of the moving direction of the target object and the lighting equipment in back of the moving direction of the target object based on the moving gesture of the target object, the light intensity of the lighting equipment in front of the moving direction of the target object is set to be of a stronger intensity type, the light intensity of the lighting equipment in back of the moving direction of the target object is set to be of a weaker intensity type, and when people and vehicles move forwards, shadows and vision dead areas are not easy to exist in the direction of the directions, so that the probability of causing potential safety hazards is reduced.
In a second aspect, the present application provides an intelligent lighting system that adopts the following technical scheme:
a smart lighting system, comprising a plurality of groups of lighting devices, based on a smart lighting control method as described above, comprising:
the information acquisition unit acquires the related information of the object in real time;
the information storage unit is used for storing a first association relation between the related information of the target object and the corresponding working mode of the lighting equipment;
the information processing unit is in data connection with the information acquisition unit and the information storage unit, receives the information related to the target object, and judges the working mode of the lighting equipment based on the first association relation;
the execution unit is in data connection with the information processing unit, receives the working mode judgment result output by the information processing unit and controls the working states of a plurality of groups of lighting equipment;
the lighting equipment comprises a base and a light-emitting component rotatably arranged on the base;
the execution unit includes:
the opening and closing control module is used for controlling the opening and closing state of the light-emitting component;
the intensity control module is used for controlling the illumination intensity of the light emitting component;
and the angle control assembly is used for controlling the angle position of the light emitting assembly relative to the base.
By adopting the technical scheme, the information processing unit receives the object related information output by the information acquisition unit, invokes the first association relationship, outputs the working mode judgment result of each lighting device, and the execution unit receives the working mode judgment result, controls the working states of each lighting device, realizes the cooperative coordination among a plurality of groups of lighting devices and provides accurate lighting for the object; the on-off control module can control the on-off of the lighting equipment, the intensity control module can control the brightness of the lighting equipment, the angle control component can control the angle of the lighting equipment towards the target object, the working states of the lighting equipment are comprehensively controlled, the mutual matching of a plurality of groups of lighting equipment is realized, and the accurate following auxiliary lighting is carried out on the target object passing through the road.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the related information of the target object in the illumination area is linked with the working mode of the illumination equipment, when the state of the target object in the illumination area changes, the working state of the illumination equipment is correspondingly adjusted, so that the illumination equipment in a remote road section and a region with smaller traffic is prevented from always keeping high-intensity illumination, and the waste of resources is reduced;
2. the illumination equipment arranged in the field keeps always bright, natural brightness change of the area can be damaged, biological rhythm of wild animals in the area is affected, the illumination equipment is connected with the change states of pedestrians and vehicles, and the purpose that people come on, people go away, move away and go away is achieved;
3. the light intensity of the lighting device in front of the moving direction of the target is set to be of a stronger intensity type, the light intensity of the lighting device in rear of the moving direction of the target is set to be of a weaker intensity type, and when people and vehicles move forwards, shadows and vision blind areas are not easy to exist in the direction, so that the probability of potential safety hazards is reduced.
Drawings
FIG. 1 is a schematic diagram of steps of a smart lighting control method of the present application;
FIG. 2 is a schematic illustration of the lighting device (vehicle) of the present application;
FIG. 3 is a schematic view of the lighting device of the present application (pedestrian);
FIG. 4 is a schematic step diagram of the present application S000;
FIG. 5 is a schematic diagram of steps of the present application S300;
FIG. 6 is a schematic view of the lighting device of the present application (intensity adjustment);
FIG. 7 is a schematic view (angular adjustment) of the lighting device of the present application;
FIG. 8 is a block diagram of the intelligent lighting control system of the present application.
Reference numerals: 1. an information acquisition unit; 2. an information storage unit; 3. an information processing unit; 4. an execution unit; 41. an opening and closing control module; 42. an intensity control module; 43. an angle control assembly.
Detailed Description
The present application is described in further detail below with reference to fig. 1-8.
An intelligent lighting control method, referring to fig. 1, comprises the following steps:
s100, acquiring target related information.
The intelligent lighting control method is based on a plurality of groups of lighting equipment arranged along a road, and realizes the mutual matching of the plurality of groups of lighting equipment by comprehensively analyzing and independently controlling the state of each lighting equipment, so as to accurately assist in lighting of a target object passing through the road.
In order to more accurately express the working state of each lighting device, in the embodiment of the application, the lighting devices are set to 6, and are named as L1, L2, L3, L4, L5 and L6, the distance between each lighting device is D, and 6 lighting devices are arranged along a straight line, as shown in fig. 2, in practical application, the lighting devices may be more or less, may be arranged along a straight line, may be arranged along a curve, may be symmetrically arranged in two rows, or may be arranged in a single row.
Specifically, the object-related information includes object type information, object moving speed information, object moving posture information, and object distance information.
The object type information type refers to what type of object, including pedestrian type and vehicle type, for example, a moving object without illumination such as a wild animal does not belong to the object of the application, and classifying the object facilitates subsequent adjustment of the working state of the lighting device based on the type of the object. The object moving gesture information refers to the moving direction of the object, and the object distance information refers to the distance of the object to the lighting device.
The method for acquiring the related information of the target object comprises the following steps: input object related information input by external equipment is acquired, and/or acquisition object related information acquired by built-in object detection equipment is acquired.
The external equipment comprises monitoring equipment arranged along a road, the built-in object detection equipment comprises image acquisition equipment, sound acquisition equipment and infrared imaging equipment which are arranged in the lighting equipment, object related information can be acquired by the built-in object detection equipment, object related information can be acquired by monitoring equipment and the like which are commonly arranged at present, the information is processed and identified subsequently, various detection equipment arranged on the lighting equipment is reduced, and the cost of the lighting equipment is reduced.
Correspondingly, the information related to the collected object comprises object image information collected by the image collecting device, object sound information collected by the sound collecting device and object infrared imaging information collected by the infrared imaging device.
Image processing is carried out on the image information of the target object, for example, a face recognition algorithm and a contour recognition algorithm in the prior art are utilized to process the image, sound information and infrared imaging information are utilized to further assist in accurately judging the related information of the target object, and compared with a sound control lamp and sound detection equipment in the prior art, the voice control lamp and the sound detection equipment have higher recognition accuracy and reduce false starting of lighting equipment.
Based on collecting target related information and/or inputting the target related information, and combining a preset target analysis algorithm to obtain the target related information, wherein the preset target analysis algorithm comprises the following steps:
obtaining object type information and object moving posture information based on a face recognition algorithm and a contour recognition algorithm;
and respectively obtaining the moving speed information of the target object and the distance information of the target object based on a monocular camera speed measuring and ranging algorithm.
In order to further save energy, step S000 may be added before step S100, and before identifying the object in the illumination range, it is determined whether the current environmental condition needs to be illuminated, and if not, no subsequent processing is performed.
As shown in fig. 4, S000 includes the steps of:
s010, acquiring the relevant information of the area where the lighting equipment is located. Because whether illumination is required to be related to visibility or not, the visibility is affected by weather, time and geographic position, the area related information comprises area weather related information, area time related information and area geographic position related information, and when severe weather conditions such as rain, snow, fog and the like with reduced visibility occur, auxiliary pedestrians are required to be illuminated in the daytime which does not belong to the conventional illumination time period, and meanwhile, the illumination time period is also affected by longitude of the illumination equipment.
S020, establishing a second association relation between the illumination triggering scene and the area related information and the object related information.
And the relevant information of the area where the lighting equipment is positioned is correlated, whether the current scene is a lighting triggering scene or not is comprehensively judged, namely, whether the current condition needs the lighting equipment to perform lighting or not is comprehensively considered, and various factors are comprehensively considered, so that energy is further saved. When the condition of the area of the lighting equipment does not accord with the lighting triggering scene, the lighting is not needed, and when the condition of the area of the lighting equipment accords with the lighting triggering scene, no object passes, and the lighting is also not needed.
And S030, judging whether the state of the lighting equipment is a state to be illuminated or not based on the second association relation. And if the state is not to be illuminated, acquiring the target related information at a first frequency, and if the state is to be illuminated, acquiring the target related information at a second frequency.
If the detection device for acquiring the object related information acquires the information at a high frequency at any time, resource waste is caused, meanwhile, a large amount of information is processed for a long time, the processor is also affected, long-term use of the device is not facilitated, when the device is in a non-illumination state, namely, the visibility is high or the visibility is low but no object passes through, the object related information is acquired at a low frequency, the information quantity processed by the processor is reduced, meanwhile, the detection device is enabled to operate in a low-energy consumption mode, the further energy saving is facilitated, and on the other hand, the data quantity processed by the processor in the non-illumination state is reduced, and the service life of the device is prolonged.
The method for acquiring the relevant information of the area where the lighting equipment is located comprises the following steps: and acquiring the area related information input by the external monitoring equipment and/or acquiring the area related information acquired by the built-in sensing equipment. And obtaining the current region related information and the pre-judging region related information based on the region related information.
The built-in sensing device comprises an image acquisition device, a humidity sensor and a temperature sensor, wherein the image acquisition device is built in the lighting device. The built-in sensing equipment can be used for collecting image, humidity and temperature information, judging weather conditions of the current lighting equipment, and judging brightness conditions of the current lighting equipment by using the image information. Similarly, in order to reduce the cost and save the resources, the data can also be obtained by carrying out data transmission through external equipment, so that various sensing equipment arranged on the lighting equipment is reduced, and the cost of the lighting equipment is reduced.
The information of the image, the humidity and the temperature acquired by the built-in sensing equipment is compared with the preset reference value, the related information of the current area, such as the current weather condition and the visibility condition, can be obtained, the data obtained through the transmission of the external equipment can be used for pre-judging the weather condition and the visibility condition in a predicted period of time, and the adjustment is convenient and timely.
S200, establishing a first association relation between the target object related information and the working mode corresponding to the lighting equipment.
S300, based on the first association relation and combining the target related information, acquiring a working mode corresponding to the current lighting equipment.
Wherein, as shown in fig. 5, S300 includes the following steps:
s310, dividing the illumination mode of the illumination device based on the object related information.
The object is classified into a vehicle type and a pedestrian type based on the object type information. When the vehicle is of a vehicle type, particularly in front of the vehicle running, a large range of illumination is required in advance, a large visual field is provided for a driver in the running process of the vehicle, the driver can conveniently conduct the pre-judgment on the road condition, the illumination mode of the illumination device is the first range illumination, and in the embodiment of the application, the first range is set to be a range of 4D by way of example.
When the pedestrian type is used, the pedestrian passes through the illumination mode of the illumination device which only needs auxiliary accurate illumination in a small range and is the illumination of a second range, and in the embodiment of the application, the second range is set to be a 2D range by way of example.
S320, adjusting the on state of the lighting equipment based on the lighting mode and the target distance information.
Classifying the lighting devices based on the lighting modes and the target distance information, wherein when the lighting devices are located outside the lighting range divided by the lighting modes, the lighting devices are out-of-range lighting devices, the out-of-range lighting devices are in an off state, and when the lighting devices are located within the lighting range divided by the lighting modes, the lighting devices are in-range lighting devices.
As shown in fig. 2 to 3, when the vehicle is located at the lighting device L1, the lighting devices L2, L3, L4, L5 in front of the vehicle are all located within the first range 4D, and at this time, the lighting device L6 is located outside the lighting range, and then the lighting device L6 is in the off state, and similarly, when the pedestrian is located at the lighting device L1, the lighting devices L2, L3 in front of the pedestrian are all located within the second range 2D, and the lighting devices L4, L5, L6 are located outside the lighting range.
S330, adjusting the illumination intensity of the illumination device based on the object moving gesture information.
Classifying the in-range lighting devices based on the object moving gesture information, wherein the in-range lighting devices are of a first intensity type when the in-range lighting devices are positioned in front of the object moving direction, and of a second intensity type when the in-range lighting devices are positioned behind the object moving direction.
As shown in fig. 6, the light intensities of the lighting devices L3, L4 in front of the pedestrian moving direction are set to a stronger intensity type, i.e., a first intensity type, and the light intensity of the lighting device L2 in rear of the target moving direction is set to a weaker intensity type, i.e., a second intensity type, so that when the pedestrian moves forward, shadows and visual dead zones are unlikely to exist in the front viewing angle range of the pedestrian, reducing the probability of causing potential safety hazards.
S400, controlling the working state of the lighting equipment based on the working mode.
After the lighting equipment is determined through the scheme, the lighting equipment is connected with the change states of pedestrians and vehicles, so that the lighting of people, the movement of people and the turning-off of people are realized.
As shown in fig. 8, the intelligent lighting system comprises a plurality of groups of lighting devices, an information acquisition unit 1 for acquiring object related information and area related information in real time, aninformation storage unit 2 for storing various algorithms and association relations, aninformation processing unit 3 for judging the working modes of the lighting devices, and anexecution unit 4 for controlling the working states of the plurality of groups of lighting devices, wherein the intelligent lighting control method is based on the intelligent lighting control method.
Theinformation processing unit 3 is in data connection with theinformation storage unit 2 and the information acquisition unit 1, receives the target object related information and the area related information output by the information acquisition unit 1, invokes various algorithms and association relations, outputs the working mode judgment result of each lighting device, and theexecution unit 4 is in data connection with theinformation processing unit 3, receives the working mode judgment result and controls the working state of each lighting device.
As shown in fig. 7, the lighting device includes a base and a light emitting assembly rotatably disposed on the base, and the executingunit 4 includes:
an opening/closing control module 41 for controlling an opening/closing state of the light emitting module;
an intensity control module 42 for controlling the illumination intensity of the light emitting assembly;
an angle control assembly 43 for controlling the angular position of the light emitting assembly relative to the base.
The information acquisition unit 1 comprises an information acquisition unit which is built in the lighting equipment and an information connection module which is used for connecting external equipment, wherein the information acquisition unit comprises but not limited to an image acquisition equipment, a sound acquisition equipment, an infrared imaging equipment and a built-in sensing equipment, and the information connection module comprises but not limited to a 4G/5G communication module, a WIFI communication module/GPRS communication module and is in wireless data connection with a server.
In the present application, theinformation processing unit 3, as a core unit of the intelligent lighting system, may be configured as an FPGA module or a single-chip module or a custom DSP chip module with a set program built therein. Correspondingly, theinformation storage unit 2 comprises a storage medium itself and an interface for data reading and writing. In the present application, the above-describedinformation storage unit 2 is configured as a readable and writable memory chip for storing various algorithms and association relations.
The embodiments of this embodiment are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, in which like parts are denoted by like reference numerals. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.