CN114617045A - Rainwater regeneration sprinkling irrigation method, device and system based on green land ecological index monitoring - Google Patents

Abstract

The invention relates to the technical field of reclaimed water sprinkling irrigation, solves the technical problems that the current sprinkling irrigation mode is unreasonable and scientific irrigation basis is lacked, and particularly relates to a rainwater reclaiming sprinkling irrigation method based on green land ecological index monitoring, which achieves the purpose of controlling a sprinkling irrigation system to perform untimely sprinkling irrigation on green lands by monitoring ecological indexes of the green lands in real time on line, and comprises the following processes: s101, acquiring ecological index data in the area, wherein the ecological index data comprises the air quality condition in the area and the water content of soil. The invention achieves the purposes of monitoring the ecological index data in the green land area on line in real time and judging whether green plants are irrigated or not according to the ecological index data, so that the whole sprinkling irrigation system tends to be rationalized, and the ecological index is used as the irrigation basis, thereby improving the rationalization of a control program and the timeliness of sprinkling irrigation requirements.

Description

Rainwater regeneration sprinkling irrigation method, device and system based on green land ecological index monitoring

Technical Field

The invention relates to the technical field of reclaimed water sprinkling irrigation, in particular to a rainwater reclaiming sprinkling irrigation method, device and system based on green space ecological index monitoring.

Background

The ecological environment monitoring index system mainly refers to a series of mutual evidences which can sensitively and clearly reflect the basic characteristics of the ecological system and the change trend of the ecological environment, and is the main content and the basis of the ecological environment monitoring.

At present can make reasonable use of water resource and improve reasonable utilization ratio to the utilization of regeneration water, and in the green space ecological environment, to among the sprinkling irrigation system that green planting wherein was equipped with, can accomplish the watering to green planting through utilizing the regeneration water to satisfy the growth demand of green planting.

Similarly, the existing sprinkler irrigation system only adopts a timing sprinkler irrigation mode to irrigate green plants, cannot be used as the basis for irrigation according to ecological indexes of the whole green land ecological space, and leads to the phenomenon that the green plants are easily watered too much or too little, so that the sprinkler irrigation mode is unreasonable, and particularly, for some precious vegetation, reasonable irrigation according to green plant requirements cannot be adopted, thereby causing serious influence on the growth of the green plants.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a rainwater regeneration sprinkling irrigation method, a device and a system based on green land ecological index monitoring, solves the technical problems that the current sprinkling irrigation mode is unreasonable and scientific irrigation basis is lacked, achieves the purposes of carrying out real-time online monitoring on ecological index data in a green land area and judging whether green plants are irrigated according to the ecological index data, enables the whole sprinkling irrigation system to be reasonable, adopts ecological indexes as irrigation basis, and improves the rationalization of a control program and the timeliness of sprinkling irrigation requirements.

In order to solve the technical problems, the invention provides the following technical scheme: a rainwater regeneration sprinkling irrigation method based on green land ecological index monitoring achieves control of sprinkling irrigation of a sprinkling irrigation system to green land in an untimely mode through real-time online monitoring of ecological indexes of the green land, the sprinkling irrigation system adopts collected rainwater regeneration and combines greening water to improve reasonable utilization rate of water resources, and the sprinkling irrigation method comprises the following processes:

s101, acquiring ecological index data in the area, wherein the ecological index data comprises the air quality condition and the water content of soil in the area;

s102, establishing a monitoring data classification library according to the ecological index monitoring data, classifying the ecological index monitoring data through a data classification method, wherein the monitoring data classification library comprises various monitoring data contained in the air quality condition and the water content of soil;

s103, calling a standard ecological index range data threshold in a database;

s104, independently comparing the air quality condition data and the soil moisture content in the monitoring data classification library with a standard ecological index range data threshold in the database;

if the ecological index data exceeds the standard ecological index range data threshold, returning to the step S101;

and if the ecological index data is lower than the standard ecological index range data threshold value, sending a control signal to the sprinkling irrigation system to execute the sprinkling irrigation operation.

Further, in step S101, the detection of the air quality condition includes the following processes:

s10111, obtaining various monitoring data obtained by detecting the air quality in the area through each terminal node;

s10112, processing each monitoring data;

and S10113, storing and counting the monitoring data of each terminal node in a classified manner.

Furthermore, the terminal nodes are arranged in a plurality of point positions according to the area division region of the green land, the terminal nodes adopt an OPSIS monitoring system, main equipment comprises a spectrum analyzer, a transmitter and a receiver, the transmitter and the receiver form a measuring light path, and the receiver and the analyzer are connected through optical fibers to establish communication.

Further, in step S101, the monitoring of the moisture content of the soil includes the following processes:

s10121, respectively sending the collected soil moisture content information to a routing node unit by each collection unit with preset monitoring collection points;

s10122, the routing node unit forwards the soil moisture content information corresponding to each acquisition unit to the gateway node unit;

and S10123, the gateway node unit receives the soil moisture content information, and arranges and stores the soil moisture content information.

Further, the moisture content monitoring of soil is accomplished through the moisture content monitoring system of soil, and wherein, the moisture content monitoring system of soil includes: the system comprises an acquisition unit, a routing node unit and a gateway node unit;

the acquisition unit is used for acquiring soil moisture content information of the point location and sending the soil moisture content information to the routing node unit;

the routing node unit is in communication connection with the acquisition units through a wireless network, and is used for forwarding the soil moisture content information corresponding to each acquisition unit to the gateway node unit;

the gateway node unit is in wireless communication connection with the routing node unit and the ecological index monitoring system, and is used for receiving soil moisture content information, sorting and storing the soil moisture content information.

Furthermore, the routing node unit is positioned between the acquisition unit and the gateway node unit, forwards soil moisture content information from the corresponding acquisition unit, and sends a measured value stored in the flash memory and corresponding to the acquisition unit within a certain period of time to the gateway node unit after receiving a data transmission instruction.

Furthermore, the collection equipment comprises a wireless module, a sensor module and a power module, wherein the wireless module is used for establishing wireless communication data transmission with the routing node unit, the sensor module is preset at each monitoring collection point position in a green area and is used for measuring soil moisture content information of the monitoring collection point position, and the power module is used for supplying power for the wireless module and the sensor module.

Furthermore, the wireless module adopts a wireless module with a signal of CC2430, the module is composed of a radio frequency chip, a microcontroller, a sensor and a peripheral circuit, the sensor module adopts a soil moisture content sensor with the model of FDS-100, the FDS-100 measurement principle is an FDR frequency spectrum method, the measurement range is 0-100% of the moisture content of the soil in unit volume, and the measurement precision is +/-3%.

Further, in step S102, the ecological index monitoring data is classified by a data classification method, where the data classification method includes the following processes:

s1021, establishing an initial data classification model;

s1022, verifying the established initial data classification model;

s1023, importing the test data set into a standard data classification model and predicting the class label of the test data set;

s1024, acquiring an ecological index monitoring data set;

and S1025, importing the ecological index monitoring data set into a standard data classification model for data classification.

Further, the rainwater regeneration sprinkling irrigation method also comprises the following steps: s105, analyzing the water content of the soil again, and if the water content of the soil is lower than a preset soil water content threshold, sending a control signal to a sprinkling irrigation system to execute sprinkling irrigation operation; and if the soil moisture content is higher than the preset soil moisture content threshold, returning to the step S101.

Further, the rainwater regeneration sprinkling irrigation method also comprises the following steps: s106, whether the air humidity is in a preset air humidity range or not is analyzed, if the air humidity exceeds a preset threshold value, the weather state is acquired through networking, if rainwater weather exists in the current day, a predicted effective precipitation amount is acquired, and the sprinkling irrigation amount is calculated through the predicted effective precipitation amount and the soil water content.

Rainwater regeneration sprinkling irrigation equipment based on ecological index monitoring in greenery patches includes:

the acquisition module is used for acquiring ecological index data in the area, and the ecological index data comprises the air quality condition and the water content of soil in the area;

the monitoring data classification library establishing module is used for establishing a monitoring data classification library according to the ecological index monitoring data;

the calling module is used for calling a standard ecological index range data threshold value in a database;

and the independent comparison module is used for independently comparing the air quality condition data and the soil moisture content in the monitoring data classification library with the standard ecological index range data threshold in the database.

Further, rainwater regeneration sprinkling irrigation equipment still includes: the soil moisture content analysis module is used for analyzing the soil moisture content again, and if the soil moisture content is lower than a preset soil moisture content threshold value, a control signal is sent to the sprinkling irrigation system to execute sprinkling irrigation operation; and if the water content of the soil is higher than a preset threshold value of the water content of the soil, stopping the sprinkling irrigation operation.

Further, rainwater regeneration sprinkling irrigation equipment still includes: air humidity analysis module, air humidity analysis module is used for the analysis air humidity whether in predetermineeing the air humidity within range, if air humidity surpasss predetermined threshold value, then the networking acquires weather state, if has rainwater weather then to acquire the effective precipitation of prediction in the prediction current day.

Rainwater regeneration sprinkling irrigation system based on ecological index monitoring in greenery patches includes: a regenerated water system, an ecological index monitoring system, a server and a sprinkling irrigation system;

the reclaimed water system is used for collecting rainwater through a pipe network facility for post-treatment and storage;

the ecological index monitoring system is used for monitoring the air quality condition and the water content of soil in a green area on line in real time;

the server is used for judging whether to perform sprinkling irrigation operation according to the ecological index data in the area, and controlling the sprinkling irrigation system to execute and stop the sprinkling irrigation operation;

the sprinkling irrigation system is communicated with the reclaimed water system through a pipeline and is used for executing or stopping sprinkling irrigation operation in the area where the sprinkling irrigation system is located.

Furthermore, the reclaimed water system comprises a pipe network collecting device, a filtering and disinfecting device, a harmful substance eliminating device and a storage device, and the sprinkling irrigation system comprises sprinkling irrigation network points consisting of a plurality of pipelines and sprinkling irrigation devices.

By means of the technical scheme, the invention provides a rainwater regeneration sprinkling irrigation method, a device and a system based on green land ecological index monitoring, which at least have the following beneficial effects:

1. the invention can perform real-time online monitoring on the ecological index data in the green land area, simultaneously judge whether green plants are watered according to the ecological index data, collect, process and store rainwater through the regenerated water system, and preferentially adopt the regenerated water for sprinkling irrigation when the green plants are judged to be watered according to the ecological index, thereby reasonably utilizing water resources and reducing the loss of the water resources.

2. The invention can monitor the soil moisture content in the green land area on line in real time, simultaneously provide soil moisture content information of each area for the ecological index monitoring system, provide accurate data support for the operation of the whole spray irrigation system, assist the server to make corresponding spray irrigation operation judgment, can reasonably judge which places in the green land area are drought areas needing irrigation or areas not needing irrigation and having sufficient moisture content, can make timely and accurate judgment results and send control signals, thereby meeting the irrigation requirements for green plants in the green land.

3. The invention judges whether the low water content or the drought phenomenon exists in each area according to the soil water content, so that the server analyzes and judges and controls the sprinkling irrigation system to perform the sprinkling irrigation operation in fixed-point areas and areas according to each data, and additionally sprinkles the low water content and the drought areas, thereby avoiding the omission phenomenon caused by average data, achieving the purpose of reasonably irrigating the green plants in the green land and ensuring the growth water requirement of each green plant.

4. The invention keeps the water balance of the green land through a reasonable sprinkling irrigation mode and sprinkling irrigation quantity, solves the problem that the season distribution of natural rainfall is not adaptive to the water demand on vegetation growth, can reasonably consider the influence factor of the natural rainfall, avoids the phenomenon of waterlogging caused by the increase of the sprinkling irrigation quantity, and simultaneously can achieve the purposes of economic water use, water resource saving and benefit improvement.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a flow chart of the rainwater regeneration sprinkling irrigation method based on green space ecological index monitoring of the present invention;

FIG. 2 is a flow chart of the rainwater regeneration sprinkler irrigation system based on green space ecological index monitoring of the present invention;

FIG. 3 is a flow chart of the air quality condition monitoring method of the present invention;

FIG. 4 is a functional block diagram of an air quality condition monitoring system of the present invention;

FIG. 5 is a flow chart of the processor setting the parameters by receiving the command sent by the server according to the present invention;

FIG. 6 is a flow chart of a method of monitoring moisture content of soil according to the present invention;

FIG. 7 is a schematic block diagram of a soil moisture content monitoring system of the present invention;

FIG. 8 is a schematic block diagram of an acquisition unit of the present invention;

FIG. 9 is a flow chart of a data classification method of the present invention;

FIG. 10 is a schematic block diagram of the rain water regeneration sprinkler irrigation apparatus based on green space ecological index monitoring of the present invention;

FIG. 11 is a schematic diagram of the rainwater regeneration sprinkler irrigation system based on green space ecological index monitoring of the present invention;

FIG. 12 is a flow chart of a rainwater regeneration sprinkling irrigation method according to a second embodiment of the present invention;

FIG. 13 is a schematic block diagram of a rainwater regeneration sprinkler irrigation apparatus according to a second embodiment of the present invention;

FIG. 14 is a flow chart of a rainwater regeneration sprinkler irrigation system according to a second embodiment of the present invention;

FIG. 15 is a flowchart of a rainwater regeneration sprinkling irrigation method according to a third embodiment of the present invention;

FIG. 16 is a schematic block diagram of a rainwater regeneration sprinkler of the third embodiment of the present invention;

fig. 17 is a flow chart of a rainwater regeneration sprinkler irrigation system according to a third embodiment of the present invention.

In the figure: 101. an acquisition module; 102. a monitoring data classification library establishing module; 103. a calling module; 104. a separate comparison module; 105. a soil moisture content analysis module; 106. an air humidity analysis module; 100. a regeneration water system; 200. an ecological index monitoring system; 300. a server; 400. a sprinkler irrigation system; 1211. a collection unit; 1212. a routing node unit; 1213. a gateway node unit; 1214. a server; 12111. a wireless module; 12112. a sensor module; 12113. and a power supply module.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below. Therefore, the realization process of how to apply technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented.

It will be understood by those skilled in the art that all or part of the steps in the method for implementing the above embodiments may be implemented by relevant hardware instructed by a program, and therefore, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.

Example one

Referring to fig. 1 to 11, a method for rainwater regeneration sprinkling irrigation based on green space ecological index monitoring according to an embodiment of the present invention is shown, the method achieves controlling the sprinkling irrigation system to perform untimely sprinkling irrigation on green spaces by monitoring ecological indexes of green spaces in real time on line, the sprinkling irrigation system adopts collected rainwater regeneration and combines greening water to improve reasonable utilization rate of water resources, and the method comprises the following steps:

s101, acquiring ecological index data in the area, wherein the ecological index data comprises the air quality condition and the water content of soil in the area;

s102, establishing a monitoring data classification library according to the ecological index monitoring data, classifying the ecological index monitoring data through a data classification method, wherein the monitoring data classification library comprises various monitoring data contained in the air quality condition and the water content of soil, the monitoring data contained in the air quality condition comprises various components in the air, the air humidity and the temperature, and the various components in the air comprise O₃、SO₂、NO₂PM10, benzene, toluene, xylene, HNO₂、NO₃、Hg、N₂O, formaldehyde;

s104, independently comparing the air quality condition data and the soil moisture content in the monitoring data classification library with a standard ecological index range data threshold in the database;

if the ecological index data exceeds the standard ecological index range data threshold, returning to the step S101;

and if the ecological index data is lower than the standard ecological index range data threshold value, sending a control signal to the sprinkling irrigation system to execute sprinkling irrigation operation.

The embodiment has solved the technical problem that present sprinkling irrigation mode is unreasonable and lack the scientific watering foundation, has reached and has carried out real-time on-line monitoring to the ecological index data in the greenery patches region to judge according to ecological index data whether to carry out the purpose of watering to green planting, make whole sprinkling irrigation system tend to rationalize, and adopt ecological index as the watering foundation, improved the rationalization of control procedure and the promptness of sprinkling irrigation demand.

Referring to fig. 3-5, a method for monitoring air quality condition is provided, which comprises the following steps:

s10111, acquiring various monitoring data obtained by detecting the air quality in the area by each terminal node, dividing the area into a plurality of point locations by the terminal node according to the area of the green space, wherein the terminal node adopts an OPSIS monitoring system, main equipment comprises a spectrum analyzer, a transmitter and a receiver, the transmitter and the receiver form a measuring light path, and the receiver and the analyzer are connected through optical fibers to establish communication;

a spectrum analyzer can be connected with a plurality of measuring light paths for measurement. The OPSIS monitoring system can be permanently and fixedly installed or installed on mobile equipment, such as a special mobile monitoring vehicle and the like, and the spectrum analyzer can receive 4-20mA analog quantity signals or digital signals from other monitoring equipment, so that parameters monitored by meteorological sensors such as wind speed, wind direction, temperature, atmospheric pressure and the like and various component values in the air can comprehensively and finely monitor the quality of the ambient air;

s10112, processing each monitoring data, wherein the gas concentration information detected by the sensor on the terminal node is volume concentration, the unit is ppm, and the gas concentration specified in the atmosphere monitoring standard is expressed by mass concentration, the unit is mg/m³The unit conversion of each item of acquired monitoring data is needed, and the conversion formula is as follows:

in the formula: z is gas mass concentration mg/m³M is the molecular weight of the gas, CThe method comprises the steps that gas volume concentration ppm, T is gas temperature, Ba is atmospheric pressure Pa, and temperature and atmospheric pressure in the formula are synchronously acquired by a terminal node;

s10113, classifying, storing and counting various monitoring data of each terminal node; the processor firstly reads the value of the temperature sensor to determine which calibration table to call; then reading the current time month, day, hour and minute; finally, processing the collected gas concentration data, after the data collection is completed, organizing all data according to the format of the following table by a processor, and directly sending the adjusted data frame to an ecological index monitoring system when the GPRS network is connected, if the network is interrupted, firstly storing the adjusted data frame into an SRAM (static random access memory), wherein the sampling period of the processor is increased from 1min to 10min when the network is interrupted in order to prevent the SRAM from overflowing;

D7H in the table is the packet header format specified by the G200 module; 01H is a control word for transmitting data; the terminal number is not the SIM card number but the sequence number of the terminal node, and the user solidifies the number appointed by the user in the program when deploying the node;

the processor adopts a format data transmission mode of a G200 module, the module specifies that the length of data transmitted each time is between 1 and 240 bytes, and the data is considered to be failed to be transmitted when the length exceeds the range; the processor can set the parameters by receiving the command sent by the server, or can be set by a worker on site through a keyboard, the keyboard adopts an interrupt working mode, and the specific flow is shown in fig. 5;

the GPRS communication is realized by adopting a G200 type GPRS module of Beijing MacJie communication, an AT instruction response operation mechanism is integrated in the GPRS module, a user can set the GPRS module without using an AT instruction, development time and cost are saved, in addition, the G200 module supports a transparent data transmission format, the user can organize data transmission according to the needs, and the programming flexibility is improved.

The processor adopts a single chip microcomputer with the model of MSP430F149, the communication with the G200 module is realized through a serial port, the G200 module automatically forwards a parameter setting command transmitted by the server to the single chip microcomputer after receiving the parameter setting command, and after the buffer area of the single chip microcomputer is full, the serial port sends an interrupt signal to prompt a CPU to receive data and modify the parameters of related modules.

Fig. 4 shows a system used corresponding to the air quality condition monitoring method, which includes a terminal node and a processor, wherein the processor establishes communication with a server of the sprinkler irrigation system through a GPRS network, and transmits data through the GPRS network, thereby facilitating mass deployment of the terminal node, saving cost and having high reliability. And by adopting a modular design taking the MSP430F149 single chip microcomputer as a core, the use is flexible, the replacement and debugging of the sensor are convenient, and the measurement precision is improved. Aiming at the air quality condition monitoring data, the processor can be flexibly called and added, the universality of the system is improved, the whole air quality condition monitoring system works stably, and the function of large-area air quality real-time monitoring can be realized.

Referring to fig. 6, a method for monitoring water content of soil is provided, which specifically comprises the following steps:

s10121, respectively sending the collected soil moisture content information to a routing node unit by each collection unit with preset monitoring collection points;

s10122, the routing node unit forwards the soil moisture content information corresponding to each acquisition unit to the gateway node unit;

s10123, the gateway node unit receives the soil moisture content information, and sorts and stores the soil moisture content information;

referring to fig. 7-8, the monitoring of the moisture content of the soil is completed by a soil moisture content monitoring system, wherein the soil moisture content monitoring system includes an acquisition unit 1211, a routing node unit 1212, and a gateway node unit 1213;

the acquisition unit 1211 is configured to acquire soil moisture content information of the point location and send the soil moisture content information to the routing node unit;

the routing node unit 1212 is configured to establish a communication connection with the acquisition units 1211 through a wireless network, where the routing node unit 1212 is configured to forward the soil moisture content information corresponding to each acquisition unit 1211 to the gateway node unit 1213, the routing node unit 1212 is located between the acquisition unit 1211 and the gateway node unit 1213, and forwards the soil moisture content information from the corresponding acquisition unit 1211, and after the routing node unit 1212 receives a data transmission instruction, sends a measured value of the corresponding acquisition unit 1211 stored in the flash memory within a certain period of time to the gateway node unit 1213;

the gateway node unit 1213 establishes wireless communication connection with the routing node unit 1212 and the ecological index monitoring system, and the gateway node unit 1213 is configured to receive the soil moisture content information, and arrange and store the soil moisture content information;

the acquisition equipment comprises a wireless module 12111, a sensor module 12112 and a power module 12113, wherein the wireless module 12111 is used for establishing wireless communication data transmission with the routing node unit 1212, the sensor module 12112 is preset at each monitoring acquisition point location in the green area and is used for measuring soil moisture content information of the monitoring acquisition point location, and the power module 12113 is used for supplying power to the wireless module 12111 and the sensor module 12112;

the wireless module 12111 adopts a wireless module with a signal of CC2430, the module is composed of a radio frequency chip, a microcontroller, a sensor and a peripheral circuit, the sensor module 12112 adopts an FDS-100 soil moisture content sensor, the FDS-100 measurement principle is an FDR frequency spectrum method, the measurement range is 0-100% of the moisture content of the soil in unit volume, the measurement precision is +/-3%, a working voltage of 7-12V needs to be provided, the response time is less than 1s, the measurement stabilization time is 2s, the output voltage is 0-2V after the measurement is completed, and the specific output value changes along with the moisture content of the soil in unit volume;

the soil moisture content monitoring method and the corresponding system provided by the embodiment can monitor the soil moisture content in the green land area on line in real time, provide soil moisture content information of each area for the ecological index monitoring system, provide accurate data support for the operation of the whole sprinkling irrigation system, make corresponding sprinkling irrigation operation judgment by the auxiliary server, can reasonably judge which places in the green land area are regions requiring drought irrigation or regions not requiring sufficient moisture content irrigation, can make timely and accurate judgment results and send control signals, thereby satisfying the irrigation requirements for green planting in the green land.

Referring to fig. 9, a flow chart of a data classification method is shown, wherein the data classification method includes the following processes:

s1021, establishing an initial data classification model, establishing a certain hypothesis by describing a given data set or a given concept set, giving out specific mathematical description of the hypothesis, analyzing the characteristics of a training set and the categories to which the training set belongs according to the hypothesis, inducing the characteristic attribute of each category, and giving out accurate expression of each category, namely a classification rule;

constructing an initial data classification model by utilizing a set of classification rules, if a given data sample in the step has a class label, calling the establishment process of the model as supervised learning, otherwise, calling the process as unsupervised learning, and dividing the model into various different models according to different assumptions;

s1022, verifying the established initial data classification model, dividing a preset data set into two parts, using one part of the data set as a test set and the other parts of the data set as training sets, and importing the training data sets into the initial data classification model for training to obtain a standard data classification model;

s1023, importing the test data set into a standard data classification model, predicting the class label of the test data set, comparing the label obtained by model prediction with the real label of the test data to evaluate and verify the accuracy rate of the model, if the accuracy rate of the model meets the specified requirement, classifying unknown sample data sets by using the classification rule of the established standard data classification model, and paying attention that the step should not use the sample data of the established model for evaluation but use unused data for evaluation;

s1024, acquiring an ecological index monitoring data set;

s1025, importing the ecological index monitoring data set into a standard data classification model for data classification;

s103, a standard ecological index range data threshold value in the database is called, the standard ecological index range data threshold value is datum data suitable for green land growth in the area, standard data suitable for green land growth are obtained through tests, and the standard data are stored in the database in advance.

Referring to fig. 10, a rain water regeneration sprinkling irrigation device based on green space ecological index monitoring is shown, which comprises:

the acquisition module 101 is used for acquiring ecological index data in the area, wherein the ecological index data comprises the air quality condition and the water content of the soil in the area;

the monitoring data classification library establishing module 102, the monitoring data classification library establishing module 102 is used for establishing a monitoring data classification library according to the ecological index monitoring data;

the calling module 103 is used for calling a standard ecological index range data threshold value in the database by the calling module 103;

and the independent comparison module 104 is used for independently comparing the air quality condition data and the soil moisture content in the monitoring data classification library with the standard ecological index range data threshold in the database.

Referring to fig. 11, a rain water regeneration sprinkler irrigation system based on green space ecological index monitoring is shown, including: the system comprises a reclaimed water system 100, an ecological index monitoring system 200, a server 300 and a sprinkling irrigation system 400;

the water regeneration system 100 is used for collecting rainwater through a pipe network facility for post-treatment and storage;

the ecological index monitoring system 200 is used for monitoring the air quality condition and the water content of soil in a green area on line in real time;

the server 300 is configured to make a judgment whether to perform a sprinkler irrigation operation according to the ecological index data in the area, and control the sprinkler irrigation system 400 to perform and stop the sprinkler irrigation operation;

the sprinkler irrigation system 400 is in communication with the reclaimed water system 100 via piping, and the sprinkler irrigation system 400 is adapted to perform or cease sprinkler operations in the area in which it is located.

The reclaimed water system 100 includes a pipe network collecting device, a filtering and sterilizing device, a harmful substance removing device and a storage device, and the sprinkler irrigation system 400 includes a sprinkler irrigation network composed of a plurality of pipes and sprinkler irrigation devices.

Through this embodiment, can carry out real-time on-line monitoring to the ecological index data in the green region, judge whether watering green planting according to ecological index data simultaneously to collect, handle and save the rainwater through the regeneration water system, can preferentially adopt the regeneration water to spray when judging needs to water green planting according to ecological index, can rationally utilize the water resource from this, reduce the loss to the water resource.

Example two

Referring to fig. 12-14, a rain water regeneration sprinkling irrigation method based on green space ecological index monitoring according to a second embodiment of the present invention is shown, the method achieves controlling the sprinkling irrigation system to perform untimely sprinkling irrigation on green spaces by performing real-time online monitoring on ecological indexes of green spaces, the sprinkling irrigation system adopts collected rain water regeneration and combines greening water to improve reasonable utilization rate of water resources, and the sprinkling irrigation method includes the following processes:

s101, acquiring ecological index data in the area, wherein the ecological index data comprises the air quality condition and the water content of soil in the area;

s102, establishing a monitoring data classification library according to the ecological index monitoring data, classifying the ecological index monitoring data through a data classification method, wherein the monitoring data classification library comprises various monitoring data contained in the air quality condition and the water content of soil, the monitoring data contained in the air quality condition comprises various components in the air, the air humidity and the temperature, and the various components in the air comprise O₃、SO₂、NO₂PM10, benzene, toluene, xylene, HNO₂、NO₃、Hg、N₂O, formaldehyde;

s104, independently comparing the air quality condition data and the soil moisture content in the monitoring data classification library with a standard ecological index range data threshold in the database;

if the ecological index data exceeds the standard ecological index range data threshold, returning to the step S101;

if the ecological index data is lower than the standard ecological index range data threshold value, sending a control signal to the sprinkling irrigation system to execute sprinkling irrigation operation;

s105, analyzing the water content of the soil again, and if the water content of the soil is lower than a preset soil water content threshold, sending a control signal to a sprinkling irrigation system to execute sprinkling irrigation operation; and if the soil moisture content is higher than the preset soil moisture content threshold value, returning to the step S101.

Through this embodiment, the server compares the back to ecological index data and appears the situation that need not to spray, the soil moisture content data of monitoring the position in each region is transferred again to the server this moment, judge whether there is low moisture content or arid phenomenon in each region according to soil moisture content, the server judges and controls sprinkler irrigation system to carry out the sprinkling irrigation operation of fixed point subregion according to each data analysis from this, additionally spray irrigation low moisture content and arid region, avoid appearing the omission phenomenon that leads to because average data from this, thereby reach the purpose of carrying out reasonable watering to green planting in the greenery patches, the growth water demand of every green planting has been guaranteed.

Referring to fig. 3-5, a method for monitoring air quality condition is provided, which comprises the following steps:

s10111, acquiring various monitoring data obtained by detecting the air quality in the area by each terminal node, dividing the area into a plurality of point locations by the terminal node according to the area of the green space, wherein the terminal node adopts an OPSIS monitoring system, main equipment comprises a spectrum analyzer, a transmitter and a receiver, the transmitter and the receiver form a measuring light path, and the receiver and the analyzer are connected through optical fibers to establish communication;

a spectrum analyzer can be connected with a plurality of measuring light paths for measurement. The OPSIS monitoring system can be permanently and fixedly installed or installed on mobile equipment, such as a special mobile monitoring vehicle and the like, and the spectrum analyzer can receive 4-20mA analog quantity signals or digital signals from other monitoring equipment, so that parameters monitored by meteorological sensors such as wind speed, wind direction, temperature, atmospheric pressure and the like and various component values in the air can comprehensively and finely monitor the quality of the ambient air;

S10112. processing each monitoring data, wherein the gas concentration information detected by a sensor on a terminal node is volume concentration and the unit is ppm, and the gas concentration specified in the atmosphere monitoring standard is expressed by mass concentration and the unit is mg/m³The unit conversion of each item of acquired monitoring data is needed, and the conversion formula is as follows:

in the formula: z is gas mass concentration mg/m³M is gas molecular weight, C is gas volume concentration ppm, T is gas temperature, Ba is atmospheric pressure Pa, and the temperature and the atmospheric pressure in the formula are synchronously acquired by a terminal node;

s10113, classifying, storing and counting various monitoring data of each terminal node; the processor firstly reads the value of the temperature sensor to determine which calibration table to call; then reading the current time month, day, hour and minute; finally, processing the collected gas concentration data, after the data collection is completed, organizing all data according to the format of the following table by a processor, and directly sending the adjusted data frame to an ecological index monitoring system when the GPRS network is connected, if the network is interrupted, firstly storing the data frame into an SRAM (static random access memory), wherein the sampling period of the processor is increased from 1min to 10min when the network is interrupted in order to prevent the SRAM from overflowing;

D7H in the table is the packet header format specified by the G200 module; 01H is a control word for transmitting data; the terminal number is not the SIM card number but the sequence number of the terminal node, and the user solidifies the number appointed by the user in the program when deploying the node;

the processor adopts a format data transmission mode of a G200 module, the module specifies that the length of data transmitted each time is between 1 and 240 bytes, and the data is considered to be failed to be transmitted when the length exceeds the range; the processor can set the parameters by receiving the command sent by the server, or can be set by a worker on site through a keyboard, the keyboard adopts an interrupt working mode, and the specific flow is shown in fig. 5;

the GPRS communication is realized by adopting a G200 type GPRS module of Beijing MacJie communication, an AT instruction response operation mechanism is integrated in the GPRS module, a user can set the GPRS module without using an AT instruction, development time and cost are saved, in addition, the G200 module supports a transparent data transmission format, the user can organize data transmission according to the needs, and the programming flexibility is improved.

The processor adopts a singlechip with the model of MSP430F149, the communication with the G200 module is realized through a serial port, the G200 receives a parameter setting command transmitted by the server and then automatically forwards the parameter setting command to the singlechip, and after a buffer area of the singlechip is full, the serial port sends an interrupt signal to prompt a CPU to receive data and modify parameters of related modules.

Fig. 4 shows a system used corresponding to the air quality condition monitoring method, which includes a terminal node and a processor, wherein the processor establishes communication with a server of the sprinkler irrigation system through a GPRS network, and transmits data through the GPRS network, thereby facilitating mass deployment of the terminal node, saving cost and having high reliability. And by adopting a modular design taking the MSP430F149 single chip microcomputer as a core, the use is flexible, the replacement and debugging of the sensor are convenient, and the measurement precision is improved. Aiming at the air quality condition monitoring data, the processor can be flexibly called and added, the universality of the system is improved, the whole air quality condition monitoring system works stably, and the function of large-area air quality real-time monitoring can be realized.

Referring to fig. 6, a method for monitoring the water content of soil is provided, which comprises the following steps:

s10121, respectively sending the collected soil moisture content information to a routing node unit by each collection unit with preset monitoring collection points;

s10122, the routing node unit forwards the soil moisture content information corresponding to each acquisition unit to the gateway node unit;

s10123, receiving soil moisture content information by the gateway node unit, and sorting and storing the soil moisture content information;

referring to fig. 7-8, the monitoring of the moisture content of the soil is completed by a soil moisture content monitoring system, wherein the soil moisture content monitoring system includes an acquisition unit 1211, a routing node unit 1212, and a gateway node unit 1213;

the acquisition unit 1211 is configured to acquire soil moisture content information of the point location and send the soil moisture content information to the routing node unit;

the routing node unit 1212 is configured to establish a communication connection with the acquisition units 1211 through a wireless network, where the routing node unit 1212 is configured to forward the soil moisture content information corresponding to each acquisition unit 1211 to the gateway node unit 1213, the routing node unit 1212 is located between the acquisition unit 1211 and the gateway node unit 1213, and forwards the soil moisture content information from the corresponding acquisition unit 1211, and after the routing node unit 1212 receives a data transmission instruction, sends a measured value of the corresponding acquisition unit 1211 stored in the flash memory within a certain period of time to the gateway node unit 1213;

the gateway node unit 1213 establishes wireless communication connection with the routing node unit 1212 and the ecological index monitoring system, and the gateway node unit 1213 is configured to receive the soil moisture content information, and arrange and store the soil moisture content information;

the acquisition equipment comprises a wireless module 12111, a sensor module 12112 and a power module 12113, wherein the wireless module 12111 is used for establishing wireless communication data transmission with the routing node unit 1212, the sensor module 12112 is preset at each monitoring acquisition point location in the green area and is used for measuring soil moisture content information of the monitoring acquisition point location, and the power module 12113 is used for supplying power to the wireless module 12111 and the sensor module 12112;

the wireless module 12111 adopts a wireless module with a signal of CC2430, the module is composed of a radio frequency chip, a microcontroller, a sensor and a peripheral circuit, the sensor module 12112 adopts an FDS-100 soil moisture content sensor, the FDS-100 measurement principle is an FDR frequency spectrum method, the measurement range is 0-100% of the moisture content of the soil in unit volume, the measurement precision is +/-3%, a working voltage of 7-12V needs to be provided, the response time is less than 1s, the measurement stabilization time is 2s, the output voltage is 0-2V after the measurement is completed, and the specific output value changes along with the moisture content of the soil in unit volume;

the soil moisture content monitoring method and the corresponding system provided by the embodiment can monitor the soil moisture content in the green land area on line in real time, provide soil moisture content information of each area for the ecological index monitoring system, provide accurate data support for the operation of the whole sprinkling irrigation system, make corresponding sprinkling irrigation operation judgment by the auxiliary server, can reasonably judge which places in the green land area are regions requiring drought irrigation or regions not requiring sufficient moisture content irrigation, can make timely and accurate judgment results and send control signals, thereby satisfying the irrigation requirements for green planting in the green land.

Referring to fig. 9, a flow chart of a data classification method is shown, wherein the data classification method comprises the following processes:

s1021, establishing an initial data classification model, establishing a certain hypothesis by describing a given data set or a concept set, giving specific mathematical description of the hypothesis, analyzing the characteristics and the categories of a training set according to the hypothesis, inducing the characteristic attribute of each category, and giving accurate expression, namely a classification rule, of each category;

constructing an initial data classification model by utilizing a set of classification rules, if a given data sample in the step has a class label, calling the establishment process of the model as supervised learning, otherwise, calling the process as unsupervised learning, and dividing the model into various different models according to different assumptions;

s1022, verifying the established initial data classification model, dividing a preset data set into two parts, using one part of the data set as a test set and the other parts of the data set as training sets, and importing the training data sets into the initial data classification model for training to obtain a standard data classification model;

s1023, importing the test data set into a standard data classification model, predicting the class label of the test data set, comparing the label obtained by model prediction with the real label of the test data to evaluate and verify the accuracy rate of the model, if the accuracy rate of the model meets the specified requirement, classifying unknown sample data sets by using the classification rule of the established standard data classification model, and paying attention that the step should not use the sample data of the established model for evaluation but use unused data for evaluation;

s1024, acquiring an ecological index monitoring data set;

s1025, importing the ecological index monitoring data set into a standard data classification model for data classification;

s103, a standard ecological index range data threshold value in the database is called, the standard ecological index range data threshold value is datum data suitable for green land growth in the area, standard data suitable for green land growth are obtained through tests, and the standard data are stored in the database in advance.

Referring to fig. 13, a rain water regeneration sprinkling irrigation device based on green space ecological index monitoring is shown, which comprises:

the acquisition module 101 is used for acquiring ecological index data in the area, wherein the ecological index data comprises the air quality condition and the water content of the soil in the area;

the monitoring data classification library establishing module 102, the monitoring data classification library establishing module 102 is used for establishing a monitoring data classification library according to the ecological index monitoring data;

the calling module 103 is used for calling a standard ecological index range data threshold value in the database by the calling module 103;

the independent comparison module 104 is used for independently comparing the air quality condition data and the soil moisture content in the monitoring data classification library with the standard ecological index range data threshold in the database;

the soil moisture content analysis module 105 is used for analyzing the soil moisture content again, and if the soil moisture content is lower than a preset soil moisture content threshold value, a control signal is sent to the sprinkling irrigation system to execute sprinkling irrigation operation; and if the soil water content is higher than the preset soil water content threshold value, stopping the sprinkling irrigation operation.

The rainwater regeneration sprinkling irrigation system based on green space ecological index monitoring is used for realizing the corresponding rainwater regeneration sprinkling irrigation method and device based on green space ecological index monitoring in the plurality of method embodiments, has the beneficial effects of the corresponding method embodiments, and is not described herein again.

Through this embodiment, the server compares the back to ecological index data and appears the situation that need not to spray, the soil moisture content data of monitoring the position in each region is transferred again to the server this moment, judge whether there is low moisture content or arid phenomenon in each region according to soil moisture content, the server judges and controls sprinkler irrigation system to carry out the sprinkling irrigation operation of fixed point subregion according to each data analysis from this, additionally spray irrigation low moisture content and arid region, avoid appearing the omission phenomenon that leads to because average data from this, thereby reach the purpose of carrying out reasonable watering to green planting in the greenery patches, the growth water demand of every green planting has been guaranteed.

EXAMPLE III

Referring to fig. 15-17, a rain water regeneration sprinkling irrigation method based on green space ecological index monitoring according to a third embodiment of the present invention is shown, the method achieves controlling the sprinkling irrigation system to perform untimely sprinkling irrigation on green spaces by performing real-time online monitoring on ecological indexes of green spaces, the sprinkling irrigation system adopts collected rain water regeneration and combines greening water to improve reasonable utilization rate of water resources, and the sprinkling irrigation method includes the following processes:

s101, acquiring ecological index data in the area, wherein the ecological index data comprises the air quality condition and the water content of soil in the area;

s102, establishing a monitoring data classification library according to the ecological index monitoring data, classifying the ecological index monitoring data through a data classification method, wherein the monitoring data classification library comprises various monitoring data contained in the air quality condition and the water content of soil, the monitoring data contained in the air quality condition comprises various components in the air, the air humidity and the temperature, and the various components in the air comprise O₃、SO₂、NO₂PM10, benzene, toluene, xylene, HNO₂、NO₃、Hg、N₂O, formaldehyde;

s104, independently comparing the air quality condition data and the soil moisture content in the monitoring data classification library with a standard ecological index range data threshold in the database;

if the ecological index data exceeds the standard ecological index range data threshold, returning to the step S101;

and if the ecological index data is lower than the standard ecological index range data threshold value, sending a control signal to the sprinkling irrigation system to execute the sprinkling irrigation operation.

S106, whether analysis air humidity is in predetermineeing the air humidity within range, if air humidity exceedes predetermined threshold value, then the weather condition is acquireed in the networking, if there is rainwater weather in the prediction present day then acquire the effective precipitation of prediction to calculate through effective precipitation of prediction, soil moisture content and draw the sprinkling irrigation volume, wherein the computational mode of sprinkling irrigation volume is as follows:

the water balance refers to the difference between the water entering and the water exiting from a certain soil volume in a certain period of time, namely the soil water condition in a certain period of time, and the green space water balance equation can be written as follows:

W＝P_e+I+M+N-E_T-L_g

wherein W is the change of the water content of the soil in the period of time, P_eFor predicting effective precipitation, I is the amount of spray irrigation, M is the amount of riser in the capillary, N is the amount of water vapor condensation, E_TFor green evapotranspiration, L_gThe amount of underground leakage.

The above equation has a comprehensive project, if each sub-project can be accurately measured or calculated, the result will be very accurate, but in practice, some projects are difficult to be accurately measured, so we can simplify, appropriately choose or reject, select the main project with large influence according to the actual situation in the practical application, and ignore some unimportant aspects.

The rising water quantity M of the capillary at the place where the underground water level is more than 3M can be disregarded, and the underground leakage quantity L is less in the north, particularly in the areas with less precipitation in winter and spring_gNegligible, the water vapor condensation quantity N is generally very small and can also be ignored in arid and semiarid regions, and the green land evapotranspiration quantity E_TThe revised Penman formula can be usedAnd (4) calculating, so that the farmland moisture balance equation can be simplified into:

W＝P_e+I-E_T

predicted effective precipitation P_eThe amount of precipitation that is actually utilized by plants when it penetrates into the soil is generally subtracted from the natural precipitation by the runoff and plant retention, so that P is the amount of precipitation that is actually utilized by plants_eCan be expressed as:

P_e＝P(1-β)-I_p

wherein P is the natural precipitation amount, beta is the runoff coefficient, I_pFor plant interception, under the condition that the rainfall amount in a plain area is not large, the runoff amount in green land can be generally not considered, the interception amounts of plants in different growth stages and different growth conditions are different, the interception amounts can be ignored in a seedling stage, the interception amount can be generally 3-5 mm according to the size of a plant community, and therefore after the effective rainfall amount is measured and the evapotranspiration amount of the green land is calculated, the change of the sprinkling irrigation water amount can be used for adjusting the moisture change of soil, and the moisture of the soil can meet the growth requirement of vegetation.

The sprinkling irrigation quantity is the water quantity which is supplemented to meet the growth requirement of crops in a certain period, and is established on the basis of the change of soil moisture, if the soil moisture is below a lower limit of a proper index, the sprinkling irrigation is carried out, the expected value of the soil moisture of a plan layer after the sprinkling irrigation is set above the upper limit of the proper index, generally 85 percent of the water holding capacity of a green land is taken as an upper limit of the sprinkling irrigation, and the plan layer is the soil depth which is expected to be influenced after the sprinkling irrigation and is different due to different vegetation and different growth periods. The depth of the spray irrigation planning layer can be 50cm when the root system is shallow in the early stage, 70cm when the root system is deep in the middle stage and 100cm when the root system is deep in the later stage, so that the calculation formula of the spray irrigation quantity can be expressed as follows:

I＝1/1.5(0.085h·d·c-W_(T))

wherein I is the amount of spray irrigation m³The method comprises the following steps of (1) squaring meter, [ h ] planning layer soil depth cm, and [ d ] soil volume g/cm³And c is the water holding capacity of the green land expressed as the percentage of the dry soil weight, and the denominator is taken, W_(T)For the forecast value mm of the soil moisture storage capacity of the plan layer, reference values can be carried out through the numerical values of the following table:

the sprinkling irrigation quantity I is net sprinkling irrigation quantity, namely water quantity which needs to be supplied to meet the vegetation demand, does not comprise loss quantity, and is the ratio of the sprinkling irrigation water quantity which can be utilized to the total water quantity in a certain area, namely the sprinkling irrigation efficiency, and is an important index of sprinkling irrigation facilities and technologies in a region.

This embodiment keeps the moisture balance of greenery patches through reasonable sprinkling irrigation mode and sprinkling irrigation volume, solves because the problem that the season distribution of nature precipitation and the moisture demand on the vegetation growth are not adapted, can rationally consider the influence factor of nature precipitation, avoids appearing the sprinkling irrigation volume and increases and lead to the phenomenon of waterlogging, can reach the purpose of economic water, water economy resource, benefit simultaneously.

Referring to fig. 16, a rain water regeneration sprinkling irrigation device based on green space ecological index monitoring is shown, which comprises:

the acquisition module 101 is used for acquiring ecological index data in the area, wherein the ecological index data comprises the air quality condition and the water content of the soil in the area;

the monitoring data classification library establishing module 102, the monitoring data classification library establishing module 102 is used for establishing a monitoring data classification library according to the ecological index monitoring data;

the calling module 103 is used for calling a standard ecological index range data threshold value in the database by the calling module 103;

the independent comparison module 104 is used for independently comparing the air quality condition data and the soil moisture content in the monitoring data classification library with the standard ecological index range data threshold in the database;

air humidity analysis module 106, air humidity analysis module 106 are used for whether analysis air humidity is in presetting air humidity scope, if air humidity exceedes preset threshold value, then the weather condition is acquireed in the networking, if there is rainwater weather in the prediction this day then acquires the effective precipitation of prediction.

This embodiment keeps the moisture balance of greenery patches through reasonable sprinkling irrigation mode and sprinkling irrigation volume, solves because the problem that the season distribution of nature precipitation and the moisture demand on the vegetation growth are not adapted, can rationally consider the influence factor of nature precipitation, avoids appearing the sprinkling irrigation volume and increases and lead to the phenomenon of waterlogging, can reach the purpose of economic water, water economy resource, benefit simultaneously.

The rainwater regeneration sprinkling irrigation system based on green space ecological index monitoring is used for realizing the corresponding rainwater regeneration sprinkling irrigation method and device based on green space ecological index monitoring in the plurality of method embodiments, has the beneficial effects of the corresponding method embodiments, and is not described herein again.

Can carry out real-time on-line monitoring to the ecological index data in the greenery patches region, judge whether watering green planting according to ecological index data simultaneously to collect, handle and save the rainwater through the regeneration water system, can preferentially adopt the regeneration water to spray when judging needs to water green planting according to ecological index, can rationally utilize the water resource from this, reduce the loss to the water resource.

The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For each of the above embodiments, since they are basically similar to the method embodiments, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiments.

The present invention has been described in detail with reference to the foregoing embodiments, and the principles and embodiments of the present invention have been described herein with reference to specific examples, which are provided only to assist understanding of the methods and core concepts of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims (16)

1. A rainwater regeneration sprinkling irrigation method based on green land ecological index monitoring is characterized in that the method achieves control of sprinkling irrigation of a sprinkling irrigation system to green land untimely by monitoring ecological indexes of the green land on line in real time, the sprinkling irrigation system adopts collected rainwater regeneration and combines greening water to improve reasonable utilization rate of water resources, and the sprinkling irrigation method comprises the following processes:

s101, acquiring ecological index data in the area, wherein the ecological index data comprises the air quality condition and the water content of soil in the area;

s102, establishing a monitoring data classification library according to the ecological index monitoring data, classifying the ecological index monitoring data through a data classification method, wherein the monitoring data classification library comprises various monitoring data contained in the air quality condition and the water content of soil;

s103, calling a standard ecological index range data threshold in a database;

s104, independently comparing the air quality condition data and the soil moisture content in the monitoring data classification library with a standard ecological index range data threshold in the database;

if the ecological index data exceeds the standard ecological index range data threshold, returning to the step S101;

and if the ecological index data is lower than the standard ecological index range data threshold value, sending a control signal to the sprinkling irrigation system to execute the sprinkling irrigation operation.

2. The method of claim 1, wherein the step S101 of detecting the air quality condition comprises the steps of:

s10111, acquiring various monitoring data obtained by detecting the air quality in the area by each terminal node;

s10112, processing each monitoring data;

and S10113, storing and counting the monitoring data of each terminal node in a classified manner.

3. The method of claim 2, wherein the method comprises the steps of: the method comprises the steps that a terminal node is divided into regions according to the area of a green space and is arranged with a plurality of point locations, the terminal node adopts an OPSIS monitoring system, main equipment comprises a spectrum analyzer, a transmitter and a receiver, the transmitter and the receiver form a measuring light path, and the receiver and the analyzer are connected through optical fibers to establish communication.

4. The method of claim 1, wherein in step S101, the monitoring of the moisture content of the soil comprises the following steps:

s10121, respectively sending the collected soil moisture content information to a routing node unit by each collection unit with preset monitoring collection points;

s10122, the routing node unit forwards the soil moisture content information corresponding to each acquisition unit to the gateway node unit;

and S10123, the gateway node unit receives the soil moisture content information, and arranges and stores the soil moisture content information.

5. The method for rainwater regeneration sprinkling irrigation based on green land ecological index monitoring as claimed in claim 4, wherein: the moisture content monitoring of soil is accomplished through the moisture content monitoring system of soil, and wherein, the moisture content monitoring system of soil includes: a collection unit (1211), a routing node unit (1212) and a gateway node unit (1213);

the acquisition unit (1211) is used for acquiring soil moisture content information of the point location and sending the soil moisture content information to the routing node unit;

the routing node unit (1212) and the acquisition units (1211) establish communication connection through a wireless network, and the routing node unit (1212) is used for forwarding the soil moisture content information corresponding to each acquisition unit (1211) to the gateway node unit (1213);

the gateway node unit (1213) is in wireless communication connection with the routing node unit (1212) and the ecological index monitoring system, and the gateway node unit (1213) is used for receiving the soil moisture content information, and sorting and storing the soil moisture content information.

6. The method of claim 5, wherein the method comprises: the routing node unit (1212) is located between the acquisition unit (1211) and the gateway node unit (1213), forwards the soil moisture content information from the corresponding acquisition unit (1211), and sends the measured value of the corresponding acquisition unit (1211) stored in the flash memory within a certain period of time to the gateway node unit (1213) after the routing node unit (1212) receives the instruction for data transmission.

7. The method of claim 5, wherein the method comprises: the collection equipment comprises a wireless module (12111), a sensor module (12112) and a power module (12113), wherein the wireless module (12111) is used for establishing wireless communication data transmission with the routing node unit (1212), the sensor module (12112) is preset at each monitoring collection point location in a green area and is used for measuring soil moisture content information of the monitoring collection point location, and the power module (12113) is used for supplying power to the wireless module (12111) and the sensor module (12112).

8. The method of claim 7, wherein the method comprises: the wireless module (12111) adopts a wireless module with a signal of CC2430, the module consists of a radio frequency chip, a microcontroller, a sensor and a peripheral circuit, and the sensor module (12112) adopts a soil moisture content sensor with the model number of FDS-100.

9. The method of claim 1, wherein in step S102, the ecological index monitoring data is classified by a data classification method, the data classification method comprises the following steps:

s1021, establishing an initial data classification model;

s1022, verifying the established initial data classification model;

s1023, importing the test data set into a standard data classification model and predicting the class label of the test data set;

s1024, acquiring an ecological index monitoring data set;

and S1025, importing the ecological index monitoring data set into a standard data classification model for data classification.

10. The method of claim 1, further comprising: s105, analyzing the water content of the soil again, and if the water content of the soil is lower than a preset soil water content threshold, sending a control signal to a sprinkling irrigation system to execute sprinkling irrigation operation; and if the soil moisture content is higher than the preset soil moisture content threshold, returning to the step S101.

11. The method of claim 1, further comprising: s106, whether the air humidity is in a preset air humidity range or not is analyzed, if the air humidity exceeds a preset threshold value, the weather state is acquired through networking, if rainwater weather exists in the current day, a predicted effective precipitation amount is acquired, and the sprinkling irrigation amount is calculated through the predicted effective precipitation amount and the soil water content.

12. Rainwater regeneration sprinkling irrigation equipment based on ecological index monitoring in greenery patches, its characterized in that includes:

the system comprises an acquisition module (101), wherein the acquisition module (101) is used for acquiring ecological index data in the area, and the ecological index data comprises the air quality condition in the area and the water content of soil;

the monitoring data classification library establishing module (102), the monitoring data classification library establishing module (102) is used for establishing a monitoring data classification library according to the ecological index monitoring data;

the retrieval module (103) is used for retrieving a standard ecological index range data threshold value in a database;

an individual comparison module (104), wherein the individual comparison module (104) is used for comparing the air quality condition data and the soil moisture content in the monitoring data classification database with the standard ecological index range data threshold value in the database individually.

13. The green space ecology index monitoring-based rainwater regeneration sprinkler irrigation rig of claim 12, further comprising: the soil moisture content analysis module (105) is used for analyzing the soil moisture content again, and if the soil moisture content is lower than a preset soil moisture content threshold value, a control signal is sent to the sprinkling irrigation system to execute sprinkling irrigation operation; and if the water content of the soil is higher than a preset threshold value of the water content of the soil, stopping the sprinkling irrigation operation.

14. The greenery ecological indicator monitoring-based rain water regeneration sprinkler irrigation apparatus of claim 12, further comprising: air humidity analysis module (106), air humidity analysis module (106) are used for whether analysis air humidity is in predetermineeing the air humidity within range, if air humidity exceedes predetermined threshold value, then the networking acquires weather condition, if there is rainwater weather in the prediction current day then acquires the prediction effective precipitation.

15. Rainwater regeneration sprinkling irrigation system based on ecological index monitoring in greenery patches, its characterized in that includes: the system comprises a reclaimed water system (100), an ecological index monitoring system (200), a server (300) and a sprinkling irrigation system (400);

the reclaimed water system (100) is used for collecting rainwater through a pipe network facility for post-treatment and storage;

the ecological index monitoring system (200) is used for monitoring the air quality condition and the water content of soil in a green area in real time on line;

the server (300) is used for judging whether to perform sprinkling irrigation operation according to the ecological index data in the area and controlling the sprinkling irrigation system (400) to execute and stop the sprinkling irrigation operation;

the sprinkler irrigation system (400) is communicated with the reclaimed water system (100) through a pipeline, and the sprinkler irrigation system (400) is used for executing or stopping sprinkler irrigation operation in the area where the sprinkler irrigation system is located.

16. The greenery ecological indicator monitoring-based rain water reclamation sprinkler irrigation system of claim 15, wherein: the reclaimed water system (100) comprises a pipe network collecting device, a filtering and disinfecting device, a harmful substance eliminating device and a storage device, and the sprinkling irrigation system (400) comprises sprinkling irrigation network points consisting of a plurality of pipelines and sprinkling irrigation devices.

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