CN108347815A - A kind of city street lamp intelligent opening control device and its control method - Google Patents

Abstract

The present invention is an intelligent turn-on control device for urban street lamps and a control method thereof. The control device includes a photosensitive module, a flow detection module, a detection signal receiving module, an actuator and a controller, and is simple, efficient, and has high control accuracy; the control method adopts The division of the area will measure the real-time traffic flow and the different states of the flow of people in the area, and adjust the lighting conditions such as the opening or closing of the street lights and the light intensity to achieve the purpose of energy saving and greatly reduce the waste of electric energy and light pollution. , prolong the service life of urban street lights, more intelligent, automatic, and more suitable for promotion.

Description

An intelligent control device for turning on urban street lamps and its control method

technical field

The invention belongs to the field of automatic control, and relates to street lamp equipment control technology, in particular to an intelligent opening control device for urban street lamps and a control method thereof.

Background technique

Street lights play a very important role in the car's driving at night on the road. It can effectively illuminate the road at night and avoid the problem of car accidents caused by obstacles or people on the road when the car is driving at night. Therefore, it is almost A large number of street lights will be set up on all roads to ensure the safe driving of vehicles and the convenience of people going out.

At present, with the development of cities, the advancement of science and technology and the continuous improvement of people's living standards, there will be more and more corresponding roads, and urban street lights have also developed rapidly. Street lighting is an indispensable public facility in people's daily life, and the power consumption of street lighting accounts for about 15% of the total power consumption. The traditional street lighting control system keeps the street lights fully turned on at night when there is little or no traffic, resulting in a serious waste of electric energy. The use of the control device and the control method of the technical solution can adjust the lighting conditions of the street lamps through the measured real-time traffic flow and the flow of people in the time period, so as to realize the purpose of saving electric energy. Therefore, an energy-saving urban street lamp intelligent opening control device becomes more important.

Contents of the invention

In view of this, in order to solve the above-mentioned deficiencies in the prior art, the object of the present invention is to provide an intelligent control device for urban street lamps and its control method. The control device is simple, efficient, and has high control accuracy. Divide, and measure the real-time traffic flow and the different states of the flow of people in the area, adjust the lighting conditions such as street lights on or off, light intensity, etc., in order to achieve the purpose of energy saving, greatly reduce the waste of electric energy and light pollution, extend the The service life of urban street lights is extended, and it is more intelligent and automated, and more suitable for promotion.

To achieve the above object, the technical solution adopted in the present invention is:

An intelligent turn-on control device for urban street lamps, characterized in that it includes a photosensitive module, a flow detection module, a detection signal receiving module, an actuator and a controller;

The photosensitive module, the flow detection module, the detection signal receiving module, and the actuator are respectively connected to the controller, and the flow detection module is connected to the detection signal receiving module.

Further, the control device also includes a solar cell module connected to the controller, the solar cell module is used for energy storage and energy saving of street lamps, and the solar cell module is composed of a connected solar cell panel and a storage battery.

Further, the photosensitive module is used to detect the magnitude of the light intensity in real time;

The flow detection module is used to detect in real time the traffic flow and the flow of people on the road within a certain time interval;

The detection signal receiving module is used to analyze and classify the flow detection results, and transmit the detection signal to the controller;

The actuator is used to turn on and off the street lamp and adjust the light intensity of the street lamp;

The controller is used for classifying state processing according to the flow detection result, and sending different adjustment modes corresponding to different states to the actuator, so as to realize the adjustment and control of the regional street lamps.

Further, the photosensitive module is a photosensitive sensor.

Further, a control method of an intelligent turn-on control device for urban street lamps of the present invention includes the following steps:

S1: Define parameters: define the light intensity threshold as L ₀ , the light intensity detected in real time as L, the flow rate within a certain time interval T as N, the number of passages as S, the first state, the second state, and the third state corresponding to The flow thresholds are A, B, C, and D respectively;

S2: Divide the urban street lights into several areas, install the control device in each area, and set the flow detection module in the middle of the area;

S3: The photosensitive module detects the light intensity of the area in real time, obtains the light intensity value L, and compares it with the set light intensity threshold L ₀ : if L<L ₀ , start the control device, and go to step S4 at the same time; otherwise, if L≥L ₀ , go to step S5;

S4: The flow detection module detects the flow N of regional roads within a certain time interval T in real time, and transmits it to the detection signal receiving module. The detection signal receiving module transmits the detection signal of the classified flow detection results to the controller. Threshold, classify and state-process the flow detection results, and send different adjustment methods corresponding to different states to the actuator; at the same time, go to step S3;

S5: If L≥L ₀ , the controller turns off the street lights in the controlled area, and then turns off the control device.

Further, the classification state processing in the step S4 is as follows:

S41: If N≥A, the controller turns on the first state: the controller controls the actuator to turn on all street lights in the area and reach the brightest;

S42: Based on S41, if B≤N<A, the controller turns on the second state: on the basis of the first state, the controller controls the actuator and turns off some street lights;

S43: Based on S42, if C≤N<B, the controller turns on the third state: on the basis of the second state, the controller controls the actuator to dim the light intensity of the turned-on street lamps by one grade;

S44: Based on S43, otherwise, if N<C, the controller turns on the fourth state: on the basis of the third state, the controller controls the actuator to turn off all street lights in the area.

Further, the size relationship of the flow thresholds A, B, C, and D corresponding to the first state, the second state, and the third state is A>B>C>D, and the first state, the second state, and the third state The three states correspond to four quantization levels: more than 10 times/min, 5-10 times/min, 1-5 times/min, and 0 times/min.

Further, the light intensity threshold L ₀ is 15 Lux.

Further, the detection range of the flow detection module is 150m, and the time interval T of the flow detection is 1min.

Further, the flow N is: N=S/T.

The beneficial effects of the present invention are:

The control device of the present invention is simple, efficient, and has high control accuracy. Each module cooperates with each other and the logic is tight, which realizes real-time and effective detection, judgment and processing of the problem of turning on the street lights in the area, greatly reduces errors, saves energy and reduces emissions. Among them, the control device also includes a solar cell module, which can be self-sufficient, so that excess electricity and natural solar energy can be stored in the battery to reduce the use of electric energy, realize energy storage and energy saving of street lamps, and further achieve the goal of energy saving Purpose;

The control method of the present invention has strong logic and accurate judgment; firstly, the area is divided according to the principle of the same road, and the light intensity of the area is monitored in real time, and the control device is intelligently turned on and the street lamp is turned on only when the light intensity is needed; The division of real-time traffic flow and people flow in the area will be compared with the corresponding flow threshold to adjust the lighting conditions such as the opening or closing of street lights and light intensity, thereby reducing the long-term use of urban street lights. , to reduce the use of the control device; when the light intensity in the area is sufficient, turn off the street lights in the area in time, and turn off the control device, which achieves the purpose of saving energy to the greatest extent, greatly reduces the waste of electric energy and light pollution, and prolongs the life of urban street lights. The service life is longer, more intelligent, automatic, and more suitable for promotion.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a functional block diagram of the control device of the present invention;

Fig. 2 is the block flow diagram of the inventive method;

Marks in the figure: 1. photosensitive module, 2. flow detection module, 3. detection signal receiving module, 4. actuator, 5. controller, 6. solar battery module, 601, solar battery panel, 602, storage battery.

Detailed ways

Specific examples are given below to further describe the technical solution of the present invention in a clear, complete and detailed manner. This embodiment is the best embodiment on the premise of the technical solution of the present invention, but the protection scope of the present invention is not limited to the following embodiments.

As shown in Figure 1, an intelligent control device for turning on urban street lamps includes a photosensitive module 1, a flow detection module 2, a detection signal receiving module 3, an actuator 4 and a controller 5;

The photosensitive module 1 , the flow detection module 2 , the detection signal receiving module 3 , and the actuator 4 are respectively connected to the controller 5 , and the flow detection module 2 is connected to the detection signal receiving module 3 .

Further, the control device also includes a solar cell module 6, the solar cell module 6 is connected to the controller 5, and the solar cell module 6 is used for energy storage and energy saving of street lamps, and the solar cell module 6 is composed of connected solar cell panels 601 and battery 602. The solar cell module 6 is installed on the top of the street lamp, and the solar cell panel 601 is arranged towards the south, so as to receive light signals well; the solar cell module 6 can be self-sufficient, so that excess power and natural solar energy can be stored in the storage battery for Reduce the use of electric energy, realize energy storage and energy saving of street lamps, and further achieve the purpose of energy saving.

Furthermore, the solar battery module 6 is connected to the street lamp and the control device respectively, which can not only store energy to realize the power consumption of a part of the street lamp, but also provide working driving power for the control device, reduce power consumption, save energy and protect the environment.

Further, the photosensitive module 1 is used to detect the magnitude of the light intensity in real time;

The flow detection module 2 is used to detect in real time the traffic flow and the flow of people on the road within a certain time interval;

The detection signal receiving module 3 is used to analyze and classify the flow detection results, and transmit the detection signal to the controller 5;

The actuator 4 is used to turn on and off the street lamp and adjust the light intensity of the street lamp;

The controller 5 is used for classifying state processing according to the flow detection result, and sending different adjustment modes corresponding to different states to the actuator 4, so as to realize the adjustment and control of the regional street lamps.

Further, the photosensitive module 1 is a photosensitive sensor, which uses a photosensitive element to convert a light signal into an electrical signal, and transmits it to the controller 5, with high sensitivity and accurate detection.

As shown in Fig. 2, a kind of control method of urban street lamp intelligent opening control device of the present invention comprises the following steps:

S1: Define parameters: define the light intensity threshold as L ₀ , the light intensity detected in real time as L, the flow rate within a certain time interval T as N, the number of passages as S, the first state, the second state, and the third state corresponding to The flow thresholds are A, B, C, and D respectively;

S2: According to the principle of the same road, the urban street lights are divided into several areas, that is, the division of areas is generally placed on a road, and the control device is installed in each area, and the flow detection module 2 is set in the middle of the area to ensure that the measured The traffic flow and the flow of people can represent the average flow of the area;

S3: The photosensitive module 1 detects the light intensity of the area within a certain time interval in real time, obtains the light intensity value L, and compares it with the set light intensity threshold L ₀ : if L<L ₀ , start the control device, and turn to the step S4; otherwise, if L≥L ₀ , go to step S5;

S4: The flow detection module 2 detects the flow N of the regional road within a certain time interval T in real time, and transmits it to the detection signal receiving module 3, and the detection signal receiving module 3 transmits the detection signal of the classified flow detection result to the controller 5, The controller 5 performs classification state processing on the flow detection results according to the flow threshold, and sends the different adjustment methods corresponding to different states to the actuator 4; at the same time, transfers to step S3, that is, loops the light intensity and flow detection of the area, More intelligent, automatic, and more energy-saving and environmentally friendly;

S5: If L≥L ₀ , the controller 5 turns off the street lights in the controlled area, and then turns off the control device; in this case, the light intensity in the area is sufficient, which means that it is turning into daytime, and there is no need to continue to turn on the city street lights and the control device. Then turn off the street lights in the area in time and turn off the control device to achieve the purpose of saving energy to the greatest extent, greatly reducing the waste of electric energy and light pollution, prolonging the service life of street lights in cities, and saving energy and reducing emissions.

Further, the classification state processing in the step S4 is as follows:

S41: If N≥A, the controller 5 turns on the first state: that is, when the flow rate is large, the controller 5 controls the actuator 4 to turn on all the street lights in the area and reach the brightest;

S42: Based on S41, if B≤N<A, the controller 5 turns on the second state: that is, when the flow rate is not too large, on the basis of the first state, the controller 5 controls the actuator 4 and turns off some street lights, crossing Turn off refers to the situation where one street light is turned on, and the adjacent street light is turned off, so that some street lights can be properly turned off;

S43: Based on S42, if C≤N<B, the controller 5 turns on the third state: that is, when the flow rate is small, on the basis of the second state, the controller 5 controls the actuator 4 to evenly adjust the light intensity of the turned on street lights darken a notch;

S44: Based on S43, otherwise, if N<C, the controller 5 turns on the fourth state: that is, when there is almost no traffic and people flow, on the basis of the third state, the controller 5 controls the actuator 4 to turn off all the street lights in the area.

Furthermore, through the adjustment and allocation of the four states in the area, the goal of energy saving is finally achieved, which ensures the safe travel of vehicles and people in the area, making it more reliable and stable.

Further, the size relationship of the flow thresholds A, B, C, and D corresponding to the first state, the second state, and the third state is A>B>C>D, and the first state, the second state, and the third state The three states correspond to four quantization levels: more than 10 times/min, 5-10 times/min, 1-5 times/min, and 0 times/min. That is, the flow thresholds A, B, C, and D are respectively: 10 times/min, 5 times/min, 1 time/min, and 0 times/min.

Further, the light intensity threshold L ₀ is 15 Lux.

Further, the detection range of the flow detection module 2 is 150m, and the time interval T of the flow detection is 1min, which ensures real-time detection, energy saving and intelligence.

Further, the flow N is: N=S/T, and the calculation is simple and efficient.

Further, in the step S3, the time interval of the light intensity detection is 10s. On the one hand, the time interval of the light intensity detection is very short, which can well ensure the accuracy of the detection and avoid omissions and errors; on the other hand , does not require the photosensitive module 1 to be in a high-intensity working state all the time, only needs to implement interval detection, avoiding problems such as short service life and measurement errors, and ensuring real-time detection, energy saving and intelligence.

To sum up, the control device of the present invention is simple, efficient, and has high control accuracy. Each module cooperates with each other and the logic is tight, which realizes real-time and effective detection, judgment, and processing of the problem of turning on the street lights in the area, greatly reducing the error, energy saving and emission reduction; among them, the control device also includes a solar cell module, which can be self-sufficient, so that the excess power and natural solar energy can be stored in the battery to reduce the use of electric energy, realize energy storage and energy saving of street lamps, and further achieved the purpose of energy saving;

The control method of the present invention has strong logic and accurate judgment; firstly, the area is divided according to the principle of the same road, and the light intensity of the area is monitored in real time, and the control device is intelligently turned on and the street lamp is turned on only when the light intensity is needed; The division of real-time traffic flow and people flow in the area will be compared with the corresponding flow threshold to adjust the lighting conditions such as the opening or closing of street lights and light intensity, thereby reducing the long-term use of urban street lights. , to reduce the use of the control device; when the light intensity in the area is sufficient, turn off the street lights in the area in time, and turn off the control device, which achieves the purpose of saving energy to the greatest extent, greatly reduces the waste of electric energy and light pollution, and prolongs the life of urban street lights. The service life is longer, more intelligent, automatic, and more suitable for promotion.

The main features, basic principles and advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments, and that the above-mentioned embodiments and descriptions only illustrate the principles of the present invention, and the present invention will also be based on actual conditions without departing from the spirit and scope of the present invention. There are various changes and modifications of the situation which fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. An intelligent opening control device for urban street lamps, characterized in that it includes a photosensitive module (1), a flow detection module (2), a detection signal receiving module (3), an actuator (4) and a controller (5); The photosensitive module (1), flow detection module (2), detection signal receiving module (3), and actuator (4) are respectively connected to the controller (5), and the flow detection module (2) is connected to the detection signal The receiving module (3) is connected. 2. A smart control device for urban street lamps according to claim 1, characterized in that the control device also includes a solar battery module (6), the solar battery module (6) is connected to the controller (5), and the The solar battery module (6) is used for energy storage and energy saving of street lamps, and the solar battery module (6) is composed of a connected solar battery panel (601) and a storage battery (602). 3. The intelligent turn-on control device for urban street lamps according to claim 1, characterized in that: the photosensitive module (1) is used to detect the magnitude of the light intensity in real time; The flow detection module (2) is used for real-time detection of the traffic flow and the flow of people on the road within a certain time interval; The detection signal receiving module (3) is used to analyze and classify the flow detection results, and transmit the detection signal to the controller (5); The actuator (4) is used to turn on and off the street lamp and adjust the light intensity of the street lamp; The controller (5) is used for classifying state processing according to flow detection results, and sending different adjustment modes corresponding to different states to the actuator (4), so as to realize the adjustment and control of regional street lamps. 4. The intelligent turning-on control device for urban street lamps according to claim 1, characterized in that: the photosensitive module (1) is a photosensitive sensor. 5. The control method of a kind of urban street lamp intelligent opening control device according to claim 1, characterized in that: comprising the following steps: S1: Define parameters: define the light intensity threshold as L ₀ , the light intensity detected in real time as L, the flow rate within a certain time interval T as N, the number of passages as S, the first state, the second state, and the third state corresponding to The flow thresholds are A, B, C, and D respectively; S2: Divide the urban street lights into several areas, install the control device in each area, and set the flow detection module (2) in the middle of the area; S3: The photosensitive module (1) detects the light intensity of the area in real time, obtains the light intensity value L, and compares it with the set light intensity threshold L ₀ : if L<L ₀ , start the control device, and turn to step S4 at the same time; Otherwise, if L≥L ₀ , go to step S5; S4: The flow detection module (2) detects the traffic flow N of the regional road within a certain time interval T in real time, and transmits it to the detection signal receiving module (3), and the detection signal receiving module (3) receives the detection signal of the classified flow detection results Transmission to the controller (5), the controller (5) classifies the flow detection results according to the flow threshold, and sends the different adjustment methods corresponding to different states to the actuator (4); at the same time, go to step S3; S5: If L≥L ₀ , the controller (5) turns off the street lights in the controlled area, and then turns off the control device. 6. The control method of a kind of urban street lamp intelligent turn-on control device according to claim 5, characterized in that: the classification state processing in the step S4 is as follows: S41: If N≥A, the controller (5) turns on the first state: the controller (5) controls the actuator (4) to turn on all street lights in the area and reach the brightest; S42: Based on S41, if B≤N<A, the controller (5) turns on the second state: on the basis of the first state, the controller (5) controls the actuator (4) and turns off some street lights; S43: Based on S42, if C≤N<B, the controller (5) turns on the third state: on the basis of the second state, the controller (5) controls the actuator (4) to average the light intensity of the turned on street lights Dim a notch; S44: Based on S43, otherwise, if N<C, the controller (5) turns on the fourth state: on the basis of the third state, the controller (5) controls the actuator (4) to turn off all street lights in the area. 7. A control method for an intelligent control device for urban street lamps according to claim 6, characterized in that: the flow thresholds A, B, C, and D corresponding to the first state, the second state, and the third state The size relationship is A>B>C>D, and the first state, the second state, and the third state correspond to four quantization levels: more than 10 times/min, 5-10 times/min, 1-5 times/min min, 0 times/min. 8. A control method for an intelligent turn-on control device for urban street lamps according to claim 5, characterized in that: the light intensity threshold L ₀ is 15 Lux. 9 . The control method of an intelligent turn-on control device for urban street lamps according to claim 5 , wherein the detection range of the flow detection module ( 2 ) is 150 m, and the time interval T of flow detection is 1 min. 10. The control method of a smart control device for urban street lamps according to claim 5, wherein the flow rate N is: N=S/T.