CN116312354A - Control method and control system of LED display screen system - Google Patents
Control method and control system of LED display screen system Download PDFInfo
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- CN116312354A CN116312354A CN202310576255.1A CN202310576255A CN116312354A CN 116312354 A CN116312354 A CN 116312354A CN 202310576255 A CN202310576255 A CN 202310576255A CN 116312354 A CN116312354 A CN 116312354A
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- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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Abstract
The invention belongs to the field of LED display screens, relates to a data analysis technology, and is used for solving the problem that the control mode of the existing LED display screen system cannot be automatically switched according to the dynamically-changed receiving crowd, in particular to a control method and a control system of the LED display screen system, wherein the control method and the control system of the LED display screen system comprise a processor which is in communication connection with a screen-extinguishing control module, a switching analysis module, an environment monitoring module and a storage module; the screen-extinguishing control module is used for automatically controlling the display and closing of the LED display screen: marking an LED display screen as a control object, generating a control period, dividing the control period into a plurality of control periods, and randomly selecting a control mode to automatically control the control object, wherein the control mode comprises an intermittent control mode and a dynamic control mode; the invention can automatically control the display and closing of the LED display screen, and improves the message output effect of the LED display screen in a dual-mode control mode.
Description
Technical Field
The invention belongs to the field of LED display screens, relates to a data analysis technology, and particularly relates to a control method and a control system of an LED display screen system.
Background
The LED display screen is an electronic display screen formed by LED dot matrixes, the display content forms such as characters, animation, pictures and videos of the screen are changed in time by lighting and extinguishing traffic light beads, and the display control of the components is carried out by a modularized structure, and the LED display screen is mainly divided into a display module, a control system and a power supply system, wherein the display module is an LED lamp dot matrix to form screen luminescence.
The control method of the existing LED display screen system can only adopt a single control mode to control the opening and closing of the LED display screen, the display environment of the LED display screen is continuously changed, the display information receiving crowd of the display screen is dynamically changed, the problem that the electric quantity is wasted when the LED display screen is opened when the receiving crowd is less, and the information output effect of the LED display screen is affected when the LED display screen is closed when the receiving crowd is more.
Aiming at the technical problems, the application provides a solution.
Disclosure of Invention
The invention aims to provide a control method and a control system of an LED display screen system, which are used for solving the problem that the control mode of the existing LED display screen system cannot be automatically switched according to a dynamically-changed receiving crowd;
the technical problems to be solved by the invention are as follows: how to provide a control method and a control system of an LED display screen system, wherein the control mode of the control method and the control system can be automatically switched according to a dynamically-changed receiving crowd.
The aim of the invention can be achieved by the following technical scheme:
the control system of the LED display screen system comprises a processor, wherein the processor is in communication connection with a screen-extinguishing control module, a switching analysis module, an environment monitoring module and a storage module;
the screen-extinguishing control module is used for automatically controlling the display and closing of the LED display screen: marking an LED display screen as a control object, generating a control period, dividing the control period into a plurality of control periods, and randomly selecting a control mode to automatically control the control object, wherein the control mode comprises an intermittent control mode and a dynamic control mode;
the switching analysis module is used for carrying out switching analysis on the control mode selection of the next control period at the end time of the control period: the total people flow value in the control period is obtained and marked as Zhou Liuzhi, the cycle threshold is obtained through the storage module, and Zhou Liuzhi is compared with the cycle threshold: if Zhou Liuzhi is less than the cycle threshold, marking the control mode of the next control period as a dynamic control mode; if Zhou Liuzhi is greater than or equal to the cycle threshold, the people flow in all the control periods in the control period form a people flow set, the variance of the people flow set is calculated to obtain a flow wave coefficient, the flow wave threshold is obtained through a storage module, the flow wave coefficient is compared with the flow wave threshold, and the control mode of the next control period is marked as an intermittent control mode or a dynamic control mode according to the comparison result;
the environment monitoring module is used for carrying out environment monitoring analysis on the display area of the LED display screen.
As a preferred embodiment of the present invention, the process of automatically controlling the control object using the intermittent control mode includes: the connection circuit of the control object is switched on at the beginning time of the first control period to enable the control object to work, the connection circuit of the control object is switched off at the ending time of the first control period to enable the control object to rest, the connection circuit of the control object is switched on again until the ending time of the second control period, and the like until the last control period is ended.
As a preferred embodiment of the present invention, the process of automatically controlling the control object using the dynamic control mode includes: the connection circuit of the control object is connected at the beginning time of the first control period to enable the control object to work, the people flow of the control object display area in the first control period is obtained at the ending time of the first control period and marked as first flow data, the people flow threshold value is obtained through the storage module, and the first flow data is compared with the people flow threshold value: if the first stream data is smaller than the people stream threshold value, cutting off a connection circuit of the control object at the beginning time of the second control period to enable the control object to rest; if the first stream data is more than or equal to the people stream threshold value, continuing to switch on a connection circuit of the control object at the beginning time of the second control period; and acquiring the people flow in the second control period at the end time of the second control period and marking the people flow as two-stream data, comparing the two-stream data with a people flow threshold value, controlling a connection circuit of a control object at the end time of the third control period through a comparison result, and the like until the last control period is ended.
As a preferred embodiment of the present invention, the specific process of comparing the flow wave coefficient with the flow wave threshold value includes: if the flow wave coefficient is smaller than the Yu Liubo threshold value, marking the control mode of the next control period as an intermittent control mode; and if the flow wave coefficient is greater than or equal to the flow wave threshold value, marking the control mode of the next control period as a dynamic control mode.
As a preferred embodiment of the invention, the specific process of the environment monitoring module for carrying out environment monitoring analysis on the display area of the LED display screen comprises the following steps: acquiring high-temperature data GW, wind power data FL and rainfall data JY of a control object display area in a control period; obtaining an environmental coefficient HJ of the monitoring period by carrying out numerical calculation on the high-temperature data GW, the wind power data FL and the rainfall data JY; the environment threshold value HJMax is obtained through the storage module, the environment coefficient HJ is compared with the environment threshold value HJMax, and whether the environment of the control object display area in the control period meets the requirement or not is judged according to the comparison result.
As a preferred embodiment of the present invention, the acquisition process of the high temperature data GW includes: acquiring a temperature value of the surface of a display screen of a control object and a temperature value of a display area in a control period, marking the sum of the temperature value of the surface of the display screen and the temperature value of the display area as a high temperature value, and marking the maximum value of the high temperature value in the control period as high temperature data GW; the acquisition process of the wind power data FL comprises the following steps: the method comprises the steps of obtaining a wind power grade of a control object display area, marking the wind power grade as a wind power value, and marking the maximum value of the wind power value in a control period as wind power data FL; the rainfall data JY acquisition process comprises the following steps: the total rainfall amount value of the control object display area in the control period is marked as rainfall data JY.
As a preferred embodiment of the present invention, the specific process of comparing the environmental coefficient HJ with the environmental threshold HJmax includes: if the environment coefficient HJ is smaller than the environment threshold HJMax, judging that the environment of the control object display area in the control period meets the requirement, and sending an environment normal signal to the processor by the environment monitoring module; if the environmental coefficient HJ is greater than or equal to the environmental threshold HJMax, the environment of the control object display area in the control period is judged to be unsatisfied, the environment monitoring module sends an environment abnormal signal to the processor, and the processor sends the environment abnormal signal to the mobile phone terminal of the manager after receiving the environment abnormal signal.
A control method of an LED display screen system comprises the following steps:
step one: and automatically controlling the display and closing of the LED display screen: marking an LED display screen as a control object, generating a control period, dividing the control period into a plurality of control periods, and randomly selecting a control mode to automatically control the control object;
step two: switching and analyzing the control mode selection of the next control period at the end time of the control period to obtain a cycle value and a flow wave coefficient of the control period, and marking the control mode of the next control period as an intermittent control mode or a dynamic control mode through the values of the cycle value and the flow wave coefficient;
step three: and carrying out environment monitoring analysis on the display area of the LED display screen: and acquiring high-temperature data GW, wind power data FL and rainfall data JY of the control object display area in the control period, performing numerical value calculation to obtain an environment coefficient HJ, and judging whether the environment of the control object display area in the control period is normal or not through the environment coefficient HJ.
The invention has the following beneficial effects:
1. the display and closing of the LED display screen can be automatically controlled through the screen-extinguishing control module, the information output effect of the LED display screen is improved through a dual-mode control mode, when the LED display screen is controlled to be opened and closed at fixed time through an intermittent control mode in the application of places such as subway stations and the like, the consumed electric quantity of the LED display screen is reduced while the display effect is ensured, the execution program is simple and fixed, and when some places with no fixed rule are applied, the opening and closing of the LED display screen are dynamically controlled through a dynamic control mode;
2. the control mode selection of the next control period can be switched and analyzed at the end time of the control period through the switching analysis module, and the total flow value and the distribution situation of people in the control period are analyzed and calculated to obtain a peripheral flow value and a flow wave coefficient, so that the control mode of the next control period is automatically selected through the values of the peripheral flow value and the flow wave coefficient, and the display information output effect of the LED display screen is further improved;
3. the environment monitoring module can conduct environment monitoring analysis on the display area of the LED display screen, and environmental coefficients are obtained through analysis and calculation on various environmental parameters in a control period, so that the severe degree of the use environment of the LED display screen is fed back through the environmental coefficients, early warning is timely conducted when the environment is abnormal, and the LED display screen is prevented from being damaged in function due to work under the abnormal environment.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a system block diagram of a first embodiment of the present invention;
fig. 2 is a flowchart of a method according to a second embodiment of the invention.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one: as shown in FIG. 1, a control system of an LED display screen system comprises a processor, wherein the processor is in communication connection with a screen-extinguishing control module, a switching analysis module, an environment monitoring module and a storage module.
The screen-extinguishing control module is used for automatically controlling the display and closing of the LED display screen: marking an LED display screen as a control object, generating a control period, dividing the control period into a plurality of control periods, randomly selecting a control mode to automatically control the control object, wherein the control mode comprises an intermittent control mode and a dynamic control mode, and the process of automatically controlling the control object by adopting the intermittent control mode comprises the following steps of: switching on the connection circuit of the control object at the beginning time of the first control period to enable the control object to work, switching off the connection circuit of the control object at the ending time of the first control period to enable the control object to rest until the ending time of the second control period is switched on again, and so on until the last control period is ended; the process of automatically controlling the control object by adopting the dynamic control mode comprises the following steps: the connection circuit of the control object is connected at the beginning time of the first control period to enable the control object to work, the people flow of the control object display area in the first control period is obtained at the ending time of the first control period and marked as first flow data, the people flow threshold value is obtained through the storage module, and the first flow data is compared with the people flow threshold value: if the first stream data is smaller than the people stream threshold value, cutting off a connection circuit of the control object at the beginning time of the second control period to enable the control object to rest; if the first stream data is more than or equal to the people stream threshold value, continuing to switch on a connection circuit of the control object at the beginning time of the second control period; acquiring the people flow in the second control period at the end time of the second control period and marking the people flow as two-stream data, comparing the two-stream data with a people flow threshold value, controlling a connection circuit of a control object at the end time of the third control period through a comparison result, and the like until the last control period is ended; the automatic control is carried out on the display and the closing of the LED display screen, the message output effect of the LED display screen is improved in a dual-mode control mode, when the places such as subway stations and the like are used in places with fixed laws, the people flow is concentrated in a transfer time period when a vehicle arrives, the LED display screen arranged in a transfer channel is controlled to be opened and closed at fixed time through an intermittent control mode, the electricity consumption of the LED display screen is reduced while the display effect is ensured, the execution program is simple and fixed, and when some places with the people flow not provided with fixed laws are used, the opening and closing of the LED display screen are dynamically controlled through a dynamic control mode.
The switching analysis module is used for carrying out switching analysis on the control mode selection of the next control period at the end time of the control period: the total people flow value in the control period is obtained and marked as Zhou Liuzhi, the cycle threshold is obtained through the storage module, and Zhou Liuzhi is compared with the cycle threshold: if Zhou Liuzhi is less than the cycle threshold, marking the control mode of the next control period as a dynamic control mode; if Zhou Liuzhi is greater than or equal to the cycle threshold, the people flow in all control periods in the control period form a people flow set, the variance of the people flow set is calculated to obtain a flow wave coefficient, the flow wave threshold is obtained through the storage module, and the flow wave coefficient is compared with the flow wave threshold: if the flow wave coefficient is smaller than the Yu Liubo threshold value, marking the control mode of the next control period as an intermittent control mode; if the flow wave coefficient is greater than or equal to the flow wave threshold value, marking the control mode of the next control period as a dynamic control mode; and switching and analyzing the control mode selection of the next control period at the end time of the control period, and analyzing and calculating the total flow value and the distribution condition of people in the control period to obtain a peripheral flow value and a flow wave coefficient, so that the control mode of the next control period is automatically selected through the values of the peripheral flow value and the flow wave coefficient, and the display information output effect of the LED display screen is further improved.
The environment monitoring module is used for carrying out environment monitoring analysis on the display area of the LED display screen: the process for acquiring the high-temperature data GW, the wind power data FL and the rainfall data JY of the control object display area in the control period comprises the following steps: acquiring a temperature value of the surface of a display screen of a control object and a temperature value of a display area in a control period, marking the sum of the temperature value of the surface of the display screen and the temperature value of the display area as a high temperature value, and marking the maximum value of the high temperature value in the control period as high temperature data GW; the acquisition process of the wind power data FL comprises the following steps: the method comprises the steps of obtaining a wind power grade of a control object display area, marking the wind power grade as a wind power value, and marking the maximum value of the wind power value in a control period as wind power data FL; the rainfall data JY acquisition process comprises the following steps: marking the total rainfall value of the control object display area in the control period as rainfall data JY; obtaining an environmental coefficient HJ of the monitoring period through a formula hj=α1×gw+α2×fl+α3×jy, wherein the environmental coefficient is a numerical value reflecting the environmental severity of the control object display area in the control period, and the greater the numerical value of the environmental coefficient is, the higher the environmental severity of the control object display area in the control period is; wherein, alpha 1, alpha 2 and alpha 3 are all proportional coefficients, and alpha 1 > alpha 2 > alpha 3 > 1; the environment threshold value HJMax is obtained through the storage module, and the environment coefficient HJ is compared with the environment threshold value HJMax: if the environment coefficient HJ is smaller than the environment threshold HJMax, judging that the environment of the control object display area in the control period meets the requirement, and sending an environment normal signal to the processor by the environment monitoring module; if the environment coefficient HJ is greater than or equal to the environment threshold HJMax, judging that the environment of the control object display area in the control period does not meet the requirement, sending an environment abnormal signal to a processor by an environment monitoring module, and sending the environment abnormal signal to a mobile phone terminal of a manager after the processor receives the environment abnormal signal; the environment monitoring analysis is carried out on the display area of the LED display screen, and the environmental coefficient is obtained by analyzing and calculating various environmental parameters in the control period, so that the severe degree of the use environment of the LED display screen is fed back through the environmental coefficient, and early warning is timely carried out when the environment is abnormal, so that the LED display screen is prevented from being damaged in function due to the operation of the LED display screen in the abnormal environment.
Embodiment two: as shown in fig. 2, a control method of an LED display screen system includes the following steps:
step one: and automatically controlling the display and closing of the LED display screen: marking an LED display screen as a control object, generating a control period, dividing the control period into a plurality of control periods, and randomly selecting a control mode to automatically control the control object;
step two: switching and analyzing the control mode selection of the next control period at the end time of the control period to obtain a cycle value and a flow wave coefficient of the control period, and marking the control mode of the next control period as an intermittent control mode or a dynamic control mode through the values of the cycle value and the flow wave coefficient;
step three: and carrying out environment monitoring analysis on the display area of the LED display screen: and acquiring high-temperature data GW, wind power data FL and rainfall data JY of the control object display area in the control period, performing numerical value calculation to obtain an environment coefficient HJ, and judging whether the environment of the control object display area in the control period is normal or not through the environment coefficient HJ.
The control method and the control system of the LED display screen system are characterized in that when the control system works, the LED display screen is marked as a control object, a control period is generated, the control period is divided into a plurality of control periods, and one control mode is randomly selected to automatically control the control object; switching and analyzing the control mode selection of the next control period at the end time of the control period to obtain a cycle value and a flow wave coefficient of the control period, and marking the control mode of the next control period as an intermittent control mode or a dynamic control mode through the values of the cycle value and the flow wave coefficient; and acquiring high-temperature data GW, wind power data FL and rainfall data JY of the control object display area in the control period, performing numerical value calculation to obtain an environment coefficient HJ, and judging whether the environment of the control object display area in the control period is normal or not through the environment coefficient HJ.
The foregoing is merely illustrative of the structures of this invention and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the invention or from the scope of the invention as defined in the accompanying claims.
The formulas are all formulas obtained by collecting a large amount of data for software simulation and selecting a formula close to a true value, and coefficients in the formulas are set by a person skilled in the art according to actual conditions; such as: formula hj=α1×gw+α2×fl+α3×jy; collecting a plurality of groups of sample data by a person skilled in the art and setting a corresponding environmental coefficient for each group of sample data; substituting the set environmental coefficient and the acquired sample data into a formula, forming a ternary one-time equation set by any three formulas, screening the calculated coefficient, and taking an average value to obtain values of alpha 1, alpha 2 and alpha 3 which are respectively 4.48, 3.25 and 2.17;
the size of the coefficient is a specific numerical value obtained by quantizing each parameter, so that the subsequent comparison is convenient, and the size of the coefficient depends on the number of sample data and the corresponding environment coefficient is preliminarily set for each group of sample data by a person skilled in the art; as long as the proportional relation between the parameter and the quantized value is not affected, for example, the environmental coefficient is directly proportional to the value of the high-temperature data.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (8)
1. The control system of the LED display screen system is characterized by comprising a processor, wherein the processor is in communication connection with a screen-extinguishing control module, a switching analysis module, an environment monitoring module and a storage module;
the screen-extinguishing control module is used for automatically controlling the display and closing of the LED display screen: marking an LED display screen as a control object, generating a control period, dividing the control period into a plurality of control periods, and randomly selecting a control mode to automatically control the control object, wherein the control mode comprises an intermittent control mode and a dynamic control mode;
the switching analysis module is used for carrying out switching analysis on the control mode selection of the next control period at the end time of the control period: the total people flow value in the control period is obtained and marked as Zhou Liuzhi, the cycle threshold is obtained through the storage module, and Zhou Liuzhi is compared with the cycle threshold: if Zhou Liuzhi is less than the cycle threshold, marking the control mode of the next control period as a dynamic control mode; if Zhou Liuzhi is greater than or equal to the cycle threshold, the people flow in all the control periods in the control period form a people flow set, the variance of the people flow set is calculated to obtain a flow wave coefficient, the flow wave threshold is obtained through a storage module, the flow wave coefficient is compared with the flow wave threshold, and the control mode of the next control period is marked as an intermittent control mode or a dynamic control mode according to the comparison result;
the environment monitoring module is used for carrying out environment monitoring analysis on the display area of the LED display screen.
2. The control system of an LED display system according to claim 1, wherein the process of automatically controlling the control object in the intermittent control mode comprises: the connection circuit of the control object is switched on at the beginning time of the first control period to enable the control object to work, the connection circuit of the control object is switched off at the ending time of the first control period to enable the control object to rest, the connection circuit of the control object is switched on again until the ending time of the second control period, and the like until the last control period is ended.
3. The control system of an LED display system according to claim 2, wherein the process of automatically controlling the control object in the dynamic control mode comprises: the connection circuit of the control object is connected at the beginning time of the first control period to enable the control object to work, the people flow of the control object display area in the first control period is obtained at the ending time of the first control period and marked as first flow data, the people flow threshold value is obtained through the storage module, and the first flow data is compared with the people flow threshold value: if the first stream data is smaller than the people stream threshold value, cutting off a connection circuit of the control object at the beginning time of the second control period to enable the control object to rest; if the first stream data is more than or equal to the people stream threshold value, continuing to switch on a connection circuit of the control object at the beginning time of the second control period; and acquiring the people flow in the second control period at the end time of the second control period and marking the people flow as two-stream data, comparing the two-stream data with a people flow threshold value, controlling a connection circuit of a control object at the end time of the third control period through a comparison result, and the like until the last control period is ended.
4. A control system for an LED display system according to claim 3, wherein the specific process of comparing the flow wave coefficient with the flow wave threshold value comprises: if the flow wave coefficient is smaller than the Yu Liubo threshold value, marking the control mode of the next control period as an intermittent control mode; and if the flow wave coefficient is greater than or equal to the flow wave threshold value, marking the control mode of the next control period as a dynamic control mode.
5. The control system of an LED display system of claim 4, wherein the environmental monitoring module performs environmental monitoring analysis on the display area of the LED display screen comprising: acquiring high-temperature data GW, wind power data FL and rainfall data JY of a control object display area in a control period; obtaining an environmental coefficient HJ of the monitoring period by carrying out numerical calculation on the high-temperature data GW, the wind power data FL and the rainfall data JY; the environment threshold value HJMax is obtained through the storage module, the environment coefficient HJ is compared with the environment threshold value HJMax, and whether the environment of the control object display area in the control period meets the requirement or not is judged according to the comparison result.
6. The control system of an LED display system of claim 5, wherein the process of obtaining the high temperature data GW comprises: acquiring a temperature value of the surface of a display screen of a control object and a temperature value of a display area in a control period, marking the sum of the temperature value of the surface of the display screen and the temperature value of the display area as a high temperature value, and marking the maximum value of the high temperature value in the control period as high temperature data GW; the acquisition process of the wind power data FL comprises the following steps: the method comprises the steps of obtaining a wind power grade of a control object display area, marking the wind power grade as a wind power value, and marking the maximum value of the wind power value in a control period as wind power data FL; the rainfall data JY acquisition process comprises the following steps: the total rainfall amount value of the control object display area in the control period is marked as rainfall data JY.
7. The control system of an LED display system of claim 6, wherein comparing the environmental factor HJ to the environmental threshold HJmax comprises: if the environment coefficient HJ is smaller than the environment threshold HJMax, judging that the environment of the control object display area in the control period meets the requirement, and sending an environment normal signal to the processor by the environment monitoring module; if the environmental coefficient HJ is greater than or equal to the environmental threshold HJMax, the environment of the control object display area in the control period is judged to be unsatisfied, the environment monitoring module sends an environment abnormal signal to the processor, and the processor sends the environment abnormal signal to the mobile phone terminal of the manager after receiving the environment abnormal signal.
8. The control method of the LED display screen system is characterized by comprising the following steps of:
step one: and automatically controlling the display and closing of the LED display screen: marking an LED display screen as a control object, generating a control period, dividing the control period into a plurality of control periods, and randomly selecting a control mode to automatically control the control object;
step two: switching and analyzing the control mode selection of the next control period at the end time of the control period to obtain a cycle value and a flow wave coefficient of the control period, and marking the control mode of the next control period as an intermittent control mode or a dynamic control mode through the values of the cycle value and the flow wave coefficient;
step three: and carrying out environment monitoring analysis on the display area of the LED display screen: and acquiring high-temperature data GW, wind power data FL and rainfall data JY of the control object display area in the control period, performing numerical value calculation to obtain an environment coefficient HJ, and judging whether the environment of the control object display area in the control period is normal or not through the environment coefficient HJ.
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