WO2023087343A1

WO2023087343A1 - Intelligent irrigation valve system and cloud platform control method

Info

Publication number: WO2023087343A1
Application number: PCT/CN2021/132736
Authority: WO
Inventors: 马道坤; 李迁; 应昌衫; 彭德锋; 张云轩
Original assignee: 扬州智水物联网有限公司
Priority date: 2021-11-17
Filing date: 2021-11-24
Publication date: 2023-05-25
Also published as: CN116135008A

Abstract

Provided in the present invention are an intelligent irrigation valve system and a cloud platform control method. The intelligent irrigation valve system and the cloud platform control method involve a detection control apparatus, which is mounted on an irrigation pipeline, and a gateway and a cloud platform. By means of various indexes of soil and current state information of an electric ball valve, the opening degree of the valve can be controlled, such that an irrigation amount can be rationally controlled, thereby fully utilizing irrigation water resources, preventing excessive waste of water resources caused by a relatively large amount of irrigation water, and preventing the normal water demand of crops from being affected by a relatively small amount of irrigation water; various pieces of abnormal data of the valve can be automatically diagnosed in a timely manner, an alarm can also be raised regarding the abnormal data of the valve in a timely manner, the fault condition of the valve can be known in a timely manner, and valve maintenance or replacement is performed; and early warning is performed on a valve damage process, thereby achieving an early warning effect. Therefore, the present invention has the advantages of performing intelligent analysis, executing automatic irrigation, feeding back a fault early warning and problem, and being capable of realizing the automatic operation of the system.

Description

An intelligent irrigation valve system and cloud platform control method

technical field

The invention relates to the technical field of agricultural irrigation, in particular to an intelligent irrigation valve system and a cloud platform control method.

Background technique

Irrigation is a technical measure to replenish the water needed by crops. In order to ensure the normal growth of crops and obtain high and stable yields, crops must be supplied with sufficient water. Under natural regulation, often due to insufficient precipitation or uneven distribution, the water requirements of crops cannot be met. Therefore, artificial irrigation must be carried out to make up for the lack of natural rainfall.

In the existing technology, the valves used in agricultural irrigation automation are basically electric ball valves. For electric ball valves, the opening and closing of the valve is realized by water pressure, not only the water pressure requirements, but also a large water pressure during the water passing process. loss; at the same time, the platform control system only has the function of control, lacking status feedback, fault diagnosis, and system joint control.

Therefore, it is necessary to provide a new intelligent irrigation valve system and a cloud platform control method to solve the above technical problems.

Contents of the invention

In order to solve the above technical problems, the present invention provides an intelligent irrigation valve system and a cloud platform control method that can perform intelligent analysis based on sensing data, perform automatic irrigation, feedback fault warnings and problems, and realize automatic operation of the system.

In the first aspect, an intelligent irrigation valve system provided by the present invention includes:

The detection control device, gateway and cloud platform installed on the irrigation pipeline, the detection control device communicates with the gateway wirelessly, and the gateway communicates with the cloud platform;

The detection and control device includes: an electric ball valve body, a water pressure sensor before the valve, a water pressure sensor behind the valve, a valve opening sensor, an electric ball valve controller, a flow sensor, a soil detection sensor, an early warning module, and a transmitting and receiving module;

The flow sensor is used to collect the valve water flow on the electric ball valve body;

The water pressure sensor in front of the valve is used to collect the front water pressure on the body of the electric ball valve;

The water pressure sensor behind the valve is used to collect the back water pressure on the body of the electric ball valve;

The soil moisture detection module is used to detect various indicators of the soil;

The valve opening sensor is used to detect the opening and closing of the valve;

The electric ball valve controller is used to receive various indicators of valve opening and closing degree, valve water flow, front water pressure, back water pressure and soil for packaging to form current state information;

The transmitting and receiving module is used to send the current state information to the cloud platform through the gateway;

The cloud platform is used to judge whether the irrigation pipeline fails according to the pressure difference between the front water pressure and the back water pressure, the water flow of the valve and the various indicators of the soil, and when there is a failure, it will display an early warning and send an early warning to the transmitting and receiving module Signal and control information;

The electric ball valve controller is used to control the alarm module to perform early warning according to the early warning signal, and to control the opening degree of the electric ball valve body according to the control information to realize the timing and quantitative irrigation process, and to feed back the status information of the electric ball valve execution completion to the gateway;

The gateway is used to report the status information of the completion of the electric ball valve to the cloud platform according to the address and serial number;

The cloud platform is used to analyze and display the state of the electric ball valve according to the completed state information of the electric ball valve.

Optionally, the electric ball valve body communicates with the gateway lora through wireless lora, and the gateway communicates with the cloud platform through 4G.

Optionally, the cloud platform sends an early warning signal and control information to the transmitting and receiving module through the gateway in the form of broadcast or point-to-point;

The transmitting and receiving module is used to send the early warning signal and control information to the electric ball valve controller;

The electric ball valve controller is used to control the early warning module to perform early warning according to the early warning signal, and control the opening degree of the electric ball valve according to the control information, and send the early warning signal and the status information of the completion of the electric ball valve to the gateway;

The gateway is used to distinguish the data source in the state information of the electric ball valve execution completion according to the address and serial number, and to label the data of the state information of the electric ball valve execution completion to the cloud platform.

Optionally, the gateway is further used to,

When the electric ball valve controller does not receive feedback about the status information about the completion of the electric ball valve, retry sending the early warning signal and control information to the electric ball valve controller in the form of broadcast or point-to-point until the electric ball valve controller receives feedback about the electric ball valve. Status information of the ball valve or the number of retries reached;

If the number of retries has been reached and the status information about the electric ball valve fed back by the electric ball valve controller has not been received, a fault message is sent to the cloud platform;

The cloud platform is used to determine the retransmission time for resending the control information according to the historical control information and the success rate of sending the historical control information, and retransmit the control information and the early warning signal to the gateway according to the retransmission time;

The gateway sends the retransmitted control information and early warning signal to the electric ball valve controller.

Optionally, the cloud platform is also connected to the remote terminal;

The cloud platform is used to send an early warning signal to the remote terminal in the form of voice or short message, so that the remote terminal can issue an early warning to remind the user to perform human failure intervention.

Optionally, the control detection device further includes: a temperature sensor in the valve, used to detect the temperature in the electric ball valve and send it to the electric ball valve controller;

The electric ball valve controller is used to package the opening and closing degree of the valve, the water passing through the valve, the front water pressure, the back water pressure, various indicators of the soil and the temperature inside the electric ball valve to form state information.

Optionally, the control detection device further includes a power storage module, and the power storage module is electrically connected to a solar panel in a solar power storage process for supplying power to the control detection device.

Optionally, the early warning module includes an early warning controller, a voice broadcast module and a lighting module. The early warning controller is electrically connected to the voice broadcast module and the lighting module respectively. In the process of abnormal data, it will be reminded by flashing lights.

Optionally, the soil detection sensor includes a soil detection controller, a temperature and humidity sensor, a light intensity sensor, a soil water content sensor, and a wind speed sensor, and the soil detection controller is electrically connected to the temperature and humidity sensor, the light intensity sensor, and the soil water content sensor respectively. and wind speed sensor;

The temperature and humidity sensor is used to detect the temperature and humidity of the soil;

The light intensity sensor is used to detect the light intensity of the soil;

The soil water content sensor is used to detect the water content of the soil;

The wind speed sensor is used to detect the wind speed of the air above the soil;

The soil detection controller is used to form various indicators of the soil from the temperature and humidity of the soil, the intensity of light, the water content and the wind speed of the air above the soil.

In the second aspect, the cloud platform control method of the intelligent irrigation valve system provided by the present invention includes the following steps:

Step 1: Detect the valve opening and closing degree of the electric ball valve body, the valve water flow, the front water pressure, the back water pressure and various indicators of the soil through the detection and control device to form the current status information;

Step 2: According to the valve opening and closing degree, valve water flow, front water pressure, and back water pressure in the current status information, analyze whether the irrigation pipeline is faulty. If the irrigation pipeline is faulty, control the opening degree of the electric ball valve and give an early warning, and give an early warning Display and send an early warning signal to the remote terminal to remind the relevant staff that the electric ball valve body is abnormal;

Step 3: Analyze whether the soil needs irrigation, whether the irrigation is normal, and the irrigation demand of the water required for irrigation through various indicators of the soil, and control the opening or adjusting of the electric ball valve body according to the irrigation demand;

Step 4: Store the current state information detected by each detection control device and transmit it to the terminal equipment for storage. Relevant staff draw line charts through the relevant data in the current state information to perform post-measurement statistics and data trends. Manually Through the data display module, the line chart of the data trend can be viewed, and the fluctuation process of the measurement data can be predicted, so as to give an early warning of the failure process of the electric ball valve body.

Compared with related technologies, the intelligent irrigation valve system and cloud platform control method provided by the present invention have the following beneficial effects:

1. Through the measurement of various soil data, the opening and closing degree of the valve can be controlled, so that the irrigation amount can be controlled reasonably, and the irrigation water resources can be fully utilized to prevent excessive waste of water resources caused by a large amount of irrigation water, and prevent the impact of small irrigation water The normal water demand of crops;

2. Through the measurement of various data on the valve, it is possible to self-diagnose the abnormal data of the valve in a timely manner. The abnormal data of the valve can also be alarmed in time. The alarms are divided into remote alarms and alarms issued by the position of the electric ball valve body. Know the failure of the valve in time and carry out valve repair or replacement;

3. By manually checking the direction of the measured data, predicting the future direction of the data of the valve, so as to predict the life of the valve and give an early warning of the valve damage process, so as to achieve the early warning effect.

Description of drawings

Fig. 1 is the schematic diagram of the intelligent irrigation valve system provided by the present invention;

Fig. 2 is a schematic diagram of the internal modules of the detection control device;

Fig. 3 is a schematic flowchart of a cloud platform control method for an intelligent irrigation valve system provided by the present invention.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Please refer to Figures 1-3 in combination, wherein, Figure 1 is a schematic diagram of the intelligent irrigation valve system provided by the present invention; Figure 2 is a schematic diagram of the internal module of the detection control device; Figure 3 is a cloud platform control method for an intelligent irrigation valve system Schematic diagram of the process.

As shown in Figure 1, a kind of intelligent irrigation valve system provided by the present invention includes:

The detection control device 3, the gateway 5 and the cloud platform 1 installed on the irrigation pipeline 2, the detection control device 1 communicates with the gateway 5 in a wireless manner, and the gateway 5 communicates with the cloud platform 1;

As shown in Figure 2, the detection control device 3 includes: electric ball valve body 31, water pressure sensor 32 before the valve, water pressure sensor 33 after the valve, valve opening sensor 34, electric ball valve controller 35, flow sensor 36, soil Detection sensor 37, early warning module 38 and transmitting and receiving module 39;

Wherein, the electric ball valve body communicates with the gateway lora through wireless lora, and the gateway communicates with the cloud platform through 4G.

The soil moisture detection module is used to detect various indicators of soil 4;

The electric control ball valve controller is used to receive various indicators of valve opening and closing degree, valve water flow, front water pressure, back water pressure and soil 4 for packaging to form current state information;

It can monitor the sensing data in the irrigation system in real time (including water pressure before the valve, flow rate, water pressure after the valve, soil moisture, temperature), and the opening state of the valve (open, close). At the same time, the terminal device 1 can perform Intelligent analysis, automatic irrigation, feedback of fault warning and problems, can realize the automatic operation of the system.

The electric ball valve controller is used to control the alarm module to perform early warning according to the early warning signal, and to control the opening size of the electric ball valve body according to the control information to realize the regular and quantitative irrigation process, and to feed back the status information of the electric ball valve execution completion to the gateway;

Wherein, the alarm module includes an early warning controller, a voice broadcast module and a lighting module, and the early warning controller is electrically connected to the voice broadcast module and the lighting module respectively, and the voice broadcast module will remind abnormal data by broadcasting, and the lighting module will have abnormal data During the process, the light flashes to remind you.

What needs to be explained is that the voice playback module can specifically broadcast which indicator is abnormal, so that the relevant staff can understand which indicator of the electric ball valve is abnormal, so as to carry out targeted troubleshooting and maintenance faults, and the light flashes to remind related work It can make the externally installed electric ball valve emit flashing lights when it fails, and attract the attention of the surrounding staff, so that it can be replaced or repaired in time, and has little impact on the irrigation process.

It should be noted that when the cloud platform can detect the pressure difference between the front water pressure and the back water pressure of the electric ball valve, and the water flow of the valve is abnormal, it means that the electric ball valve is abnormal, and the electric ball valve controller can directly give an early warning; or by the cloud The platform controls the opening, closing and opening and closing process of the electric ball valve through the gateway, and reminds the staff to know the abnormal situation in time and repair or replace it in time.

In one embodiment of the present invention, the cloud platform sends an early warning signal and control information to the transmitting and receiving module through the gateway in the form of broadcast or point-to-point;

It is worth noting that: the gateway can broadcast instructions/or point-to-point instructions, and the electric ball valve will perform corresponding actions after receiving the instructions, and at the same time feed back the execution status results to the gateway. The gateway distinguishes the data source by address and serial number; The status is reported to the cloud platform for display and analysis.

It is worth noting that the present invention performs automatic irrigation through the sensor data in the field through the cloud platform, the gateway, and the detection and control device, and judges whether watering is needed based on the data of soil moisture in the field, thereby automatically opening the valve and predicting the need for watering. How much water is controlled by the flow sensor on the valve to realize the process of automatic irrigation. This process is actually a process in which after the environmental data of the valve is reported to the platform, the platform conducts data analysis and prediction, and then sends instructions to the gateway and valve to realize quantitative/qualitative watering.

The circuits and controls involved in the present invention are all prior art, the model of the valve opening sensor is HCNJ-104, the models of the water pressure sensor before the valve and the water pressure sensor behind the valve are both MIK-P300, and the model of the temperature sensor in the valve is WZPB-230, the flow sensor model is QVE, the temperature and humidity sensor model is PR-3000-TR, and the light intensity sensor model is SM9560B.

An intelligent irrigation valve system provided by the invention can control the opening and closing degree of the valve by measuring various soil data, so that the irrigation amount can be controlled reasonably, irrigation water resources can be fully utilized, and excessive irrigation water can be prevented from causing excessive water resources. Waste, and prevent the small amount of irrigation water from affecting the normal water demand of crops; through the measurement of various data on the valve, it is possible to self-diagnose the abnormal data of the valve in time, and the abnormal data of the valve can also be alarmed in time. Send an alarm for the remote alarm and the position of the electric ball valve body, so that you can know the failure of the valve in time and repair or replace the valve; by manually checking the direction of the data after measurement, predict the future direction of the data of the valve, so as to determine the life of the valve Prediction and early warning of valve damage process, so as to achieve early warning effect.

In one embodiment, the gateway is further used to,

It is worth noting that after the gateway sends out the command, if the feedback status data of the electric ball valve is not received, the gateway will automatically perform 3 retries. The historical data and the reported success rate are used to determine a retransmission time for re-execution, and then execute the retransmission command to improve the reliability of communication through the above operation process.

In one embodiment, the cloud platform is also connected to the remote terminal;

It is worth noting that: the cloud platform will give an alarm, and remind the user through text messages or voice calls that human intervention is required for equipment failure.

In one embodiment, the control detection device further includes: a temperature sensor inside the valve, used to detect the temperature inside the electric ball valve and send it to the electric ball valve controller;

It should be noted that the present invention can measure various data that affect the life or damage of the electric ball valve, so that the valve can be diagnosed in time, and the valve can be repaired or replaced in time to prevent the irrigation process from being affected.

In one embodiment, the control detection device further includes a power storage module, and the power storage module is electrically connected to a solar panel in a solar power storage process for supplying power to the control detection device.

It is worth noting that: relying on solar panels around the soil to generate electricity to store part of the electricity, making full use of outdoor sunlight resources, has energy-saving effects.

In one embodiment, the soil detection sensor includes a soil detection controller, a temperature and humidity sensor, an illumination intensity sensor, a soil water content sensor and a wind speed sensor, and the soil detection controller is electrically connected to the temperature and humidity sensor, the illumination intensity sensor, the soil Moisture sensor and wind speed sensor;

The light intensity sensor is used to detect the light intensity of the soil;

The soil water content sensor is used to detect the water content of the soil;

Among the present invention, the model of the soil moisture sensor is RS-WS, and the model of the wind speed sensor is VNS-9TH-FS. The brand and model of each component listed here are only the optional brands and models of each component, and are not specific to each component. Make and model limited.

It should be noted that it is possible to detect the data in the soil and the soil surface, so as to understand the amount of water that the soil needs to be irrigated, to perform irrigation with a reasonable amount of water, and to ensure the provision of appropriate water resources.

As shown in Figure 3, a cloud platform control method for an intelligent irrigation valve system provided by the present invention includes the following steps:

The cloud platform control method of an intelligent irrigation valve system provided by the present invention can control the opening and closing degree of the valve by measuring various soil data, so that the irrigation amount can be controlled reasonably, and irrigation water resources can be fully utilized to prevent excessive irrigation water. Cause too much waste of water resources, and prevent the small amount of irrigation water from affecting the normal water demand of crops; through the measurement of various data on the valve, it is possible to self-diagnose the abnormal data of the valve in time, and the abnormal data of the valve can also be timely Alarms are divided into remote alarms and alarms issued by the position of the electric ball valve body. It is possible to know the failure of the valve in time and to repair or replace the valve; by manually checking the direction of the data after measurement, the future direction of the data of the valve can be predicted, so that Predict the length of life of the valve, and give an early warning of the valve damage process, so as to achieve the early warning effect.

The above is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related technologies fields, are all included in the scope of patent protection of the present invention in the same way.

Claims

An intelligent irrigation valve system is characterized in that it comprises:

The detection control device, gateway and cloud platform installed on the irrigation pipeline, the detection control device communicates with the gateway wirelessly, and the gateway communicates with the cloud platform;

The detection and control device includes: an electric ball valve body, a water pressure sensor before the valve, a water pressure sensor behind the valve, a valve opening sensor, an electric ball valve controller, a flow sensor, a soil detection sensor, an early warning module, and a transmitting and receiving module;

The flow sensor is used to collect the valve water flow on the electric ball valve body;

The water pressure sensor in front of the valve is used to collect the front water pressure on the body of the electric ball valve;

The water pressure sensor behind the valve is used to collect the back water pressure on the body of the electric ball valve;

The soil moisture detection module is used to detect various indicators of the soil;

The valve opening sensor is used to detect the opening and closing of the valve;

The electric ball valve controller is used to receive various indicators of valve opening and closing degree, valve water flow, front water pressure, back water pressure and soil for packaging to form current state information;

The transmitting and receiving module is used to send the current state information to the cloud platform through the gateway;

The cloud platform is used to judge whether the irrigation pipeline fails according to the pressure difference between the front water pressure and the back water pressure, the water flow of the valve and the various indicators of the soil, and when there is a failure, it will display an early warning and send an early warning to the transmitting and receiving module Signal and control information;

The electric ball valve controller is used to control the alarm module to perform early warning according to the early warning signal, and to control the opening degree of the electric ball valve body according to the control information to realize the timing and quantitative irrigation process, and to feed back the status information of the electric ball valve execution completion to the gateway;

The gateway is used to report the status information of the completion of the electric ball valve to the cloud platform according to the address and serial number;

The cloud platform is used to analyze and display the state of the electric ball valve according to the completed state information of the electric ball valve.
The intelligent irrigation valve system according to claim 1, wherein the electric ball valve body communicates with the gateway lora through wireless lora, and the gateway communicates with the cloud platform through 4G.
The intelligent irrigation valve system according to claim 2, wherein the cloud platform sends an early warning signal and control information to the transmitting and receiving module through the gateway in the form of broadcast or point-to-point;

The transmitting and receiving module is used to send early warning signals and control information to the electric ball valve controller;

The electric ball valve controller is used to control the early warning module to perform early warning according to the early warning signal, and control the opening degree of the electric ball valve according to the control information, and send the early warning signal and the status information of the completion of the electric ball valve to the gateway;

The gateway is used to distinguish the data source in the state information of the electric ball valve execution completion according to the address and serial number, and to label the data of the state information of the electric ball valve execution completion to the cloud platform.
The intelligent irrigation valve system according to claim 1, wherein the gateway is further used for:

When the electric ball valve controller does not receive feedback about the status information of the electric ball valve execution completion, retry sending the early warning signal and control information to the electric ball valve controller in the form of broadcast or point-to-point until the electric ball valve controller receives feedback about the electric ball valve. Status information of the ball valve or the number of retries reached;

If the number of retries has been reached and the status information about the electric ball valve fed back by the electric ball valve controller has not been received, a fault message is sent to the cloud platform;

The cloud platform is used to determine the retransmission time for resending the control information according to the historical control information and the success rate of sending the historical control information, and resend the control information and the early warning signal to the gateway according to the retransmission time;

The gateway sends the retransmitted control information and early warning signal to the electric ball valve controller.
The intelligent irrigation valve system according to claim 1, wherein the cloud platform is also connected to a remote terminal;

The cloud platform is used to send an early warning signal to the remote terminal in the form of voice or short message, so that the remote terminal can issue an early warning to remind the user to perform human failure intervention.
The intelligent irrigation valve system according to claim 1, wherein the control detection device further comprises: a temperature sensor inside the valve, which is used to detect the temperature in the electric ball valve and send it to the electric ball valve controller;

The electric ball valve controller is used to package the opening and closing degree of the valve, the water passing through the valve, the front water pressure, the back water pressure, various indicators of the soil and the temperature inside the electric ball valve to form state information.
The intelligent irrigation valve system according to claim 1, wherein the control detection device further includes a power storage module, and the power storage module is electrically connected to the solar panel of the solar power storage process, and is used for the control detection The device is powered.
The intelligent irrigation valve system according to claim 1, wherein the early warning module includes an early warning controller, a voice broadcast module and a lighting module, and the early warning controller is electrically connected to the voice broadcast module and the lighting module respectively, and the voice broadcast module will appear The abnormal data is broadcasted to remind, and the light module will remind by flashing lights during the process of abnormal data.
The intelligent irrigation valve system according to claim 1, wherein the soil detection sensor comprises a soil detection controller, a temperature and humidity sensor, a light intensity sensor, a soil water content sensor and a wind speed sensor, and the soil detection controller is electrically connected to Temperature and humidity sensor, light intensity sensor, soil moisture sensor and wind speed sensor;

The temperature and humidity sensor is used to detect the temperature and humidity of the soil;

The light intensity sensor is used to detect the light intensity of the soil;

The soil water content sensor is used to detect the water content of the soil;

The wind speed sensor is used to detect the wind speed of the air above the soil;

The soil detection controller is used to form various indicators of the soil from the temperature and humidity of the soil, the intensity of light, the water content and the wind speed of the air above the soil.
The cloud platform control method of the intelligent irrigation valve system according to any one of claims 1-9, characterized in that it comprises the following steps:

Step 1: Detect the valve opening and closing degree of the electric ball valve body, the valve water flow, the front water pressure, the back water pressure and various indicators of the soil through the detection and control device to form the current status information;

Step 2: According to the valve opening and closing degree, valve water flow, front water pressure, and back water pressure in the current status information, analyze whether the irrigation pipeline is faulty. If the irrigation pipeline is faulty, control the opening degree of the electric ball valve and give an early warning, and give an early warning Display and send an early warning signal to the remote terminal to remind the relevant staff that the electric ball valve body is abnormal;

Step 3: Analyze whether the soil needs irrigation, whether the irrigation is normal, and the irrigation demand of the water required for irrigation through various indicators of the soil, and control the opening or adjusting of the electric ball valve body according to the irrigation demand;

Step 4: Store the current state information detected by each detection control device and transmit it to the terminal equipment for storage. Relevant staff draw line charts through the relevant data in the current state information to perform post-measurement statistics and data trends. Manually Through the data display module, the line chart of the data trend can be viewed, and the fluctuation process of the measurement data can be predicted, so as to give an early warning of the failure process of the electric ball valve body.