CN111508308A - Intelligent agricultural practical training system and practical training method - Google Patents
Intelligent agricultural practical training system and practical training method Download PDFInfo
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Abstract
The utility model discloses a practical training system and a practical training method for intelligent agriculture, wherein the practical training system comprises a data acquisition unit, a communication unit, a main control unit and a linkage unit, the data acquisition unit acquires sensing data and is connected with the main control unit through the communication unit, and the main control unit judges and controls the action of an execution device of the linkage unit according to the sensing data; the communication unit comprises a plurality of wireless transmission modules, each wireless transmission module and the main control unit are respectively connected with a display device, and when the wireless transmission modules transmit and receive data, data transmission information is displayed in real time. Each part in the system can be placed alone, can be according to instructing each part of content connection according to instructing, place the part and instruct the incasement realization device portablely in fact, every wireless transmission module connection and main control unit have set up display device respectively, can audio-visually show transmitted data and transmission time, realize instructing directly perceivedly, be applicable to each knowledge level by the training of personnel in fact, improve and instruct the effect in fact.
Description
Technical Field
The disclosure relates to the relevant technical field of intelligent agriculture, in particular to an intelligent agricultural practical training system and a practical training method.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
With the wider application of the internet of things, intelligent production becomes a direction in which various industries are looking at, industrial 4.0 is a successful case of combining the internet of things and the industry, and in the aspect of agriculture, particularly agriculture in China, the ubiquitous problem is that the automation is serious and is still labor-intensive. How to liberate the productivity and provide the efficiency of agricultural production is a difficult problem in the aspect of agriculture in China. At present, agriculture in China is in the transition period from traditional agriculture to modern agriculture, the Internet of things of agriculture plays a unique and important role, and unprecedented opportunities are provided for development of modern agriculture. The agricultural Internet of things can realize intelligent management of agricultural visual remote diagnosis, remote control, disaster early warning and the like.
The popularization and the use of the Internet of things require training of designers, operators using the Internet of things system and even farmers to solve basic technical problems in the popularization and the use process of the Internet of things, so that the intelligent agriculture can be smoothly promoted. The inventor finds that the existing practical training equipment can visually display abstract technical knowledge, generally is a sand table or is used for planting crops in a laboratory to simulate the growth environment of the crops, on one hand, the equipment is large and not portable, training needs to be carried out at the setting position (such as a school) of the equipment, on the other hand, the equipment is complex in configuration, visual training cannot be carried out, the training effect is poor, and the application range is small.
Disclosure of Invention
In order to solve the problems, the disclosure provides a smart agriculture practical training system and a practical training method, each component in the system can be independently placed, each component can be connected according to practical training content, the components are placed in a practical training box to achieve portability of the device, each wireless transmission module is connected, and a main control unit is respectively provided with a display device, so that transmitted data and transmission time can be visually displayed, visual practical training is achieved, the system is suitable for training of practical training personnel at each knowledge level, and the practical training effect is improved.
In order to achieve the purpose, the following technical scheme is adopted in the disclosure:
one or more embodiments provide an intelligent agricultural practical training system, which comprises a data acquisition unit, a communication unit, a main control unit and a linkage unit, wherein the data acquisition unit acquires sensing data and is connected with the main control unit through the communication unit, and the main control unit judges and controls the action of an execution device of the linkage unit according to the sensing data; the communication unit comprises a plurality of wireless transmission modules, each wireless transmission module and the main control unit are respectively connected with a display device, and when the wireless transmission modules transmit and receive data, data transmission information is displayed in real time.
One or more embodiments provide an intelligent agricultural practical training method, which includes connecting the components in the intelligent agricultural practical training system, building one or more of the following data transmission channels, and performing practical training according to the built channels:
establishing a ZigBee wireless transmission path:
one or more sensors are connected with the ZigBee wireless transmission module through an interface;
the ZigBee wireless coordinator is connected to the main control unit through a serial port;
setting configuration data of ZigBee wireless transmission, and establishing wireless connection between a ZigBee wireless transmission module and a ZigBee wireless coordinator;
establishing L oRa a wireless transmission path:
one or more sensors are connected with a first L oRa wireless transmission module to serve as a L oRa node, and the main control unit is connected with a second L oRa wireless transmission module through a serial port, wherein the L oRa node is set to realize point-to-point communication configuration data, and the L oRa node and the second L oRa wireless transmission module are connected in a point-to-point manner;
establishing a wired transmission path: the sensor is directly connected to the main control unit through a data transmission line.
Compared with the prior art, the beneficial effect of this disclosure is:
(1) according to the agricultural practical training system, all parts in the system can be placed independently, all parts can be connected according to practical training contents, and the parts are placed in the practical training box to achieve portability of the device.
(2) The training system has rich functions of an acquisition module, and comprises acquisition of air pressure, illumination, PM2.5, CO2, soil temperature and humidity and air temperature and humidity data. Multiple wireless networking protocols can be set, and different wireless communication modes can be trained.
(3) The data display device comprises a plurality of data display modes, wherein the data display modes comprise O L ED, a serial port screen and upper computer software display, a communication link for viewing data can be visual, and an executing device of a linkage unit comprises an automatic control mode and a manual control mode and is flexible to control.
(4) A plurality of data transmission paths are built, ZigBee wireless transmission practical training and L oRa wireless transmission practical training processes are provided, and a plurality of practical training modes are integrated.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and not to limit the disclosure.
FIG. 1 is an architecture diagram of a training system of an embodiment of the present disclosure;
fig. 2 is a host computer logic module of an embodiment of the disclosure.
The specific implementation mode is as follows:
the present disclosure is further described with reference to the following drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments in the present disclosure may be combined with each other. The embodiments will be described in detail below with reference to the accompanying drawings.
In the technical solutions disclosed in one or more embodiments, as shown in fig. 1, an intelligent agricultural practical training system includes a data acquisition unit, a communication unit, a main control unit and a linkage unit, wherein the data acquisition unit is used for acquiring sensing data, the communication unit is connected with the main control unit, and the main control unit judges and controls an execution device of the linkage unit to act according to the sensing data; the communication unit comprises a plurality of wireless transmission modules, each wireless transmission module and the main control unit are respectively connected with a display device, and when the wireless transmission modules transmit and receive data, data transmission information is displayed in real time.
The data transmission information displayed by the display device connected with the wireless transmission module can comprise the working mode of the current wireless transmission module, the measured values of the transmitted specific parameters and the corresponding parameters, the transmission time and the like, and optionally, an O L ED screen can be adopted and can be welded on the same PCB with the wireless transmission module to display real-time data.
The display device of the main control unit is used for updating and displaying in real time according to received information, and comprises sensing data acquired by the data acquisition unit and the action state of the executing device of the linkage unit, such as closing or opening.
Each wireless transmission module is connected with a sensor to form a wireless sensing node, practical training of a corresponding communication protocol can be carried out according to the type of the set wireless communication module, data changes of a display device of a data transmission end and a display device of a main control unit are checked in real time, whether data are transmitted or not and whether data are lost or not are determined, the intuition is strong, when transmission faults occur, the transmission faults can be directly found, and the faults are eliminated through checking circuits or setting.
Because the trained personnel have different knowledge mastering degrees on the Internet of things, the practical training device is high in applicability and wide in practicability, is suitable for personnel training of all knowledge levels, and effectively improves the intuitiveness of practical training, so that the practical training effect can be effectively improved.
The sensors of the data acquisition unit can be set as required, and can include but are not limited to a temperature sensor, a humidity sensor, an illumination sensor, an air pressure sensor and a PM2.5/PM10 sensor, and can also include a CO2 sensor and a soil temperature and humidity sensor, which are respectively used for acquiring air temperature and humidity, illumination, atmospheric pressure and PM2.5/PM10 data, and CO2 concentration and soil temperature and humidity data.
Optionally, in this embodiment, the model of the temperature sensor and the humidity sensor may be SHT11, the PM2.5/PM10 sensor may adopt SDS018, the detection range is 0.0 to 999.9ug/m3, and the signal of the illumination sensor may be BH1750 and CO2The sensor can adopt COZIR-Ambient, and the soil temperature and humidity sensor can adopt SMTS-II-50.
Optionally, the wireless transmission module may include a ZigBee wireless transmission module and an L oRa wireless transmission module.
Optionally, the wireless communication module circuit may be manufactured as a PCB, and the PCB is provided with corresponding connectors for connecting the sensors. Through the connector connection, plug and play can be realized.
In some embodiments, the ZigBee wireless transmission module can adopt a radio frequency chip CC2530, an 8051 single chip microcomputer and a wireless transceiver are integrated in the chip, a 2.4GHz IEEE 802.15.4 protocol is adopted, and the L oRa wireless transmission module can adopt an SX1278 module.
As a further improvement, the communication unit further comprises a wireless coordinator, the wireless coordinator is electrically connected with the main control unit and transmits the received data of the wireless transmission module to the main control unit, optionally, the main control unit can be an STM32 series single chip microcomputer, and the coordinator can be connected with the single chip microcomputer STM32 through a serial port and centralizes all data to the single chip microcomputer.
As an implementation manner, the communication unit further includes a wired transmission manner and a data transmission line for transmitting data, and the sensor of the data acquisition unit is connected to the main control unit through the data transmission line.
Optionally, the above devices may be connected according to practical training requirements to perform corresponding practical training, and the communication unit may set three transmission paths, which are as follows:
1) ZigBee wireless transmission path: one or more sensors are connected with the ZigBee wireless transmission module to serve as ZigBee nodes, all the ZigBee nodes are wirelessly connected with the ZigBee wireless coordinator, and sensing data transmitted by all the ZigBee nodes are transmitted to the main control unit through the ZigBee wireless coordinator.
The temperature and humidity control sensor, the illumination sensor, the air pressure sensor and the PM2.5 sensor can be respectively connected with a ZigBee wireless transmission module to form four ZigBee nodes, each ZigBee node is respectively in wireless connection with the ZigBee wireless coordinator, and the ZigBee wireless transmission training device can perform ZigBee wireless transmission training and comprises a communication protocol, transmission characteristics and the like.
2) L oRa wireless transmission path, one or more sensors are connected with a first L oRa wireless transmission module as L oRa node, the main control unit is connected with a second L oRa wireless transmission module through a serial port, the L oRa node realizes point-to-point communication, the L oRa node establishes point-to-point connection with a second L oRa wireless transmission module, the transmission path realizes the practical training of L oRa wireless transmission, including practical training of data transmission characteristics, such as transmission distance, time delay, influence of obstacles on transmission, and the like, and also includes practical training of a L oRa wireless point-to-point transmission communication protocol.
3) Wired transmission path: the sensor is directly connected to the main control unit through a data transmission line. The embodiment sets up the data of CO2 concentration and soil humiture of singlechip direct acquisition, and CO2 sensor passes through serial ports and singlechip communication, and soil humiture sensor passes through RS485 and communicates with the singlechip. The transmission channel visually shows the transmission characteristics of wired transmission and wireless transmission.
Further, the actuating device of linkage unit can include fan, drip irrigation, light filling and roll up the curtain, and optionally, can connect the main control unit through setting up controllable switch, and the control signal through the main control unit transmission switches on or the circuit of disconnection executing device, realizes the control of executing device action. The controllable switch can be MOS tube, triode, relay and other devices.
In some embodiments, the main control unit determines to control the action of the executing device of the linkage unit according to the sensing data, and the control mode can be automatic control or manual control: the automatic mode is realized by setting a threshold value, and when the data is detected to be greater than or less than the threshold value, the relevant executing device is automatically controlled; in the manual mode, the user can directly turn on or off the corresponding executing device.
Wherein, the automatic control mode can be: setting a threshold value of sensing data, controlling the action of a corresponding execution device according to the comparison result of the acquired data and the set threshold value, and if the temperature exceeds the set threshold value, turning on a fan to radiate heat, or if the detected humidity data is lower than the set threshold value, turning on drip irrigation to irrigate. It should be noted that the irrigation of the present embodiment may not be directly connected to the water storage device, and the irrigation is considered as performing the irrigation when the irrigation starts. The data of the humidity sensor can be stably and invariably arranged at the practical training position, the devices such as a humidifier and the like can be arranged to change the ambient humidity, the temperature can be changed through a simple heating device, and the specific use environment can be arranged on the spot.
As an implementation manner, the main control unit circuit may be disposed on a carrier board, where a corresponding connector is disposed on the carrier board for connecting with an execution device, and a corresponding interface and a network port are disposed for connecting with an upper computer or a wireless coordinator. And a serial port-to-Ethernet module can be arranged for realizing the local area network communication between the main control unit and the upper computer.
As a further improvement, or a cloud platform may be further included, and the cloud platform is connected with the upper computer. And storing the uploaded data or processing the data.
In some embodiments, the training system further comprises an upper computer, the upper computer is connected with the main control unit and can be realized, the upper computer can be a user computer, and a corresponding control interface is arranged through the computer, so that the data display of the training system and the control of the execution device are realized.
A user can manage the devices of the system through the upper computer, an action button of the execution device can be directly selected on a user interface, and the single chip microcomputer controls the on and off of the controllable switch circuit after receiving an instruction so as to turn on or turn off the execution device.
As an implementation manner, as shown in fig. 2, the upper computer may include two parts, namely a background server module and a UI module:
the UI module is configured to enable presentation of real-time/historical data in the form of a client, display of an interactive interface of the control module and the processing module, and provide diverse display modes.
The server module can be configured to implement data receiving, storing and data processing, and the generation of control instructions can include a data receiving processing module, a control module, a Database (DB), a main service module and a data pushing module.
Optionally, the main control unit is used as a lower computer, 2 modes are provided for communication between the upper computer and the lower computer, the first mode is a data collection mode, agricultural sensing information transmitted by the lower computer is obtained in real time in a monitoring port mode, then data processing is carried out through a data preprocessing module, and then the data processing is provided for a main service module to carry out business logic processing; the second mode is a remote control mode, a control instruction is obtained through a main service module, then a corresponding instruction is sent to a lower computer through a corresponding instruction set, and then feedback information of the lower computer is received and returned to the main service module.
Each part in the system can be connected with each device on the training site according to the training content, and the system can comprise the detection position of a sensor, the connection of a wireless communication module and the sensor, the connection of a wireless coordinator and a single chip microcomputer, the connection of the single chip microcomputer and an upper computer, the connection of the single chip microcomputer and an execution device and the like.
Each device can place alone when not instructing in fact, as further improvement, the real standard system of this embodiment still includes and instructs the case in fact, instructs the incasement including a plurality of cavitys that hold in the case, and a plurality of cavitys that hold are used for holding respectively and place each device or the part of data acquisition unit, communication unit, main control unit and linkage unit. According to the agricultural practical training system, each component in the system can be placed independently, each component can be connected according to practical training contents, and the components are placed in the practical training box to achieve portability of the device.
The practical training method comprises the steps of connecting all parts in the system, building one or more data transmission channels, and carrying out practical training according to the built channels:
establishing a ZigBee wireless transmission path:
step 1, one or more sensors are connected with a ZigBee wireless transmission module through an interface;
step 2, the ZigBee wireless coordinator is connected to the main control unit through a serial port;
step 3, setting configuration data of ZigBee wireless transmission, and establishing wireless connection between a ZigBee wireless transmission module and a ZigBee wireless coordinator;
establishing L oRa wireless transmission paths, namely connecting one or more sensors with a first L oRa wireless transmission module as an L oRa node, and connecting a main control unit with a second L oRa wireless transmission module through a serial port, wherein the node L oRa is set to realize point-to-point communication configuration data, and the node L oRa and the second L oRa wireless transmission module establish point-to-point connection;
establishing a wired transmission path: the sensor is directly connected to the main control unit through a data transmission line.
Further, the method also comprises the following steps: changing the environmental state of the position where the sensor is located, wherein the environmental state comprises the temperature, the humidity and the CO of the position detected by the sensor2Concentration and obstacles between wireless transmission modules.
The practical training system acquisition module of the embodiment has rich functions, comprises air pressure, illumination, PM2.5, CO2, soil temperature and humidity and acquisition of air temperature and humidity data, can be provided with various wireless networking protocols, and is used for practical training of different wireless communication modes, various data display modes comprise O L ED, a serial port screen and upper computer software display, a communication link capable of visually checking data, an execution device of a linkage unit comprises an automatic control mode and a manual control mode, the control is flexible, various data transmission channels are built, an STM32 single-chip microcomputer, practical training ZigBee wireless transmission and L oRa wireless practical training process are provided, and multiple technologies are integrated into a whole, and the functions are rich.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.
Claims (10)
1. The utility model provides a real standard system of wisdom agricultural, characterized by: the linkage system comprises a data acquisition unit, a communication unit, a main control unit and a linkage unit, wherein the data acquisition unit acquires sensing data and is connected with the main control unit through the communication unit, and the main control unit judges and controls an execution device of the linkage unit to act according to the sensing data; the communication unit comprises a plurality of wireless transmission modules, each wireless transmission module and the main control unit are respectively connected with a display device, and when the wireless transmission modules transmit and receive data, data transmission information is displayed in real time.
2. The intelligent agricultural training system of claim 1, wherein: the data acquisition unit comprises a temperature sensor, a humidity sensor, a light sensor, an air pressure sensor, a PM2.5/PM10 sensor, a CO2 sensor and a soil temperature and humidity sensor.
3. The intelligent agricultural training system of claim 1, wherein: the communication unit further comprises a wireless coordinator, the wireless coordinator is in communication connection with the wireless transmission module, the wireless transmission module is electrically connected with the main control unit through the wireless coordinator, and the received data of the wireless transmission module are transmitted to the main control unit.
4. The intelligent agricultural practical training system of claim 1, wherein the wireless transmission module comprises a ZigBee wireless transmission module and an L oRa wireless transmission module.
5. The intelligent agricultural training system of claim 4, wherein: the device of acquisition unit, communication unit, master control unit and linkage unit is connected according to real standard needs and is carried out corresponding real standard, and communication unit includes following one or more transmission path combination:
ZigBee wireless transmission path: one or more sensors are connected with a ZigBee wireless transmission module to form a ZigBee node, the ZigBee node is wirelessly connected with a ZigBee wireless coordinator, and sensing data transmitted by the ZigBee node is transmitted to a main control unit through the ZigBee wireless coordinator;
l oRa wireless transmission path, one or more sensors are connected with the first L oRa wireless transmission module as L oRa node, the main control unit is connected with the second L oRa wireless transmission module through serial port, L oRa node and the second L oRa wireless transmission module establish point-to-point connection;
wired transmission path: the sensor is connected to the main control unit through a data transmission line.
6. The intelligent agricultural training system of claim 1, wherein: the main control unit judges and controls the action of the executing device of the linkage unit according to the sensing data, and the control mode comprises an automatic control mode and a manual control mode: the automatic mode is realized by setting a threshold value, and when the data is detected to be greater than or less than the threshold value, the relevant executing device is automatically controlled; and in the manual mode, the control button is turned on or off to control the corresponding executing device.
7. The intelligent agricultural training system of claim 1, wherein: the actuating device of linkage unit includes the fan, drips irrigation, light filling and rolls up the curtain, and the fan, drip irrigation, light filling and roll up the curtain and set up controllable switch respectively and be connected to the master control unit.
8. The intelligent agricultural training system of claim 1, wherein: the training box comprises a plurality of accommodating cavities, and the accommodating cavities are used for accommodating devices or parts for placing the data acquisition unit, the communication unit, the main control unit and the linkage unit respectively;
or
The training system also comprises an upper computer, wherein the upper computer is connected with the main control unit and is used for realizing the display of the training system data and the control of the execution device;
the upper computer comprises a background server module and a UI module:
the UI module is configured to display real-time/historical data in a client form, and displays an interactive interface of the control module and the processing module;
the server module is configured to realize the receiving, storing and processing of data, and the generation of control instructions;
or
The cloud platform is connected with the upper computer and used for storing the uploaded data or processing the data.
9. An intelligent agricultural practical training method is characterized by comprising the following steps: the intelligent agricultural practical training system comprises the following components which are connected with each other, one or more of the following data transmission channels are built, and practical training is carried out according to the built channels:
establishing a ZigBee wireless transmission path:
one or more sensors are connected with the ZigBee wireless transmission module through an interface;
the ZigBee wireless coordinator is connected to the main control unit through a serial port;
setting configuration data of ZigBee wireless transmission, and establishing wireless connection between a ZigBee wireless transmission module and a ZigBee wireless coordinator;
establishing L oRa wireless transmission paths, namely connecting one or more sensors with a first L oRa wireless transmission module as an L oRa node, and connecting a main control unit with a second L oRa wireless transmission module through a serial port, wherein the node L oRa is set to realize point-to-point communication configuration data, and the node L oRa and the second L oRa wireless transmission module establish point-to-point connection;
establishing a wired transmission path: the sensor is connected to the main control unit through a data transmission line.
10. The intelligent agricultural practical training method of claim 9, further comprising the following steps: changing the environmental state of the position where the sensor is located, wherein the environmental state comprises the temperature, the humidity and the CO of the position detected by the sensor2Concentration and obstacles between wireless transmission modules.
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