CN111473820A - Crop intelligent monitoring system based on FPGA and implementation method thereof - Google Patents
Crop intelligent monitoring system based on FPGA and implementation method thereof Download PDFInfo
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- CN111473820A CN111473820A CN202010412058.2A CN202010412058A CN111473820A CN 111473820 A CN111473820 A CN 111473820A CN 202010412058 A CN202010412058 A CN 202010412058A CN 111473820 A CN111473820 A CN 111473820A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
- G05B19/4183—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by data acquisition, e.g. workpiece identification
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by the network communication
- G05B19/4186—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by the network communication by protocol, e.g. MAP, TOP
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Abstract
The invention discloses an intelligent crop monitoring system based on an FPGA (field programmable gate array), which comprises: an FPGA master control system; the wireless sensor data acquisition unit is used for acquiring crop growth environment data; the remote wireless control unit is used for remote data wireless transmission; the video monitoring unit is used for monitoring the growth vigor and the pest and disease damage conditions of crops and feeding back monitoring images to the intelligent crop analysis system; the intelligent crop analysis system is used for judging the growth vigor of crops and early warning diseases and insect pests according to the data and the monitoring images acquired by the sensors; and the solar power supply system supplies power to the FPGA main control system, the wireless sensor data acquisition unit and the remote wireless control unit. The invention adopts the FPGA main control system, not only has perfect functions, but also can realize seamless butt joint with various agricultural control systems and water and fertilizer systems, the whole system realizes large-area low-cost coverage, and can realize full-automatic functions of automatic fertilization, pesticide application, early warning and the like under the unattended condition.
Description
Technical Field
The invention belongs to the technical field of agriculture, and particularly relates to an intelligent crop monitoring system based on an FPGA (field programmable gate array) and an implementation method thereof.
Background
In traditional agriculture, the conditions of the growth environment, insect pests, crop growth vigor and the like of crops are generally monitored manually, the efficiency is low, scientific technical means are lacked, and the method cannot be applied to large-scale agriculture, so that the industrial crop monitoring technology is produced at the same time. However, in the prior art, a crop monitoring system generally adopts a traditional single chip as a core of a main control system, and the crop monitoring system mainly has the following defects: (1) the expandability is poor, and the connection control of various external devices cannot be realized; (2) the system has low automation capacity; (3) the functions are not perfect, and the construction difficulty is high in large-area coverage; (4) the hardware upgrading difficulty is high, and the hardware cost is greatly increased.
Disclosure of Invention
The invention aims to overcome the problems and provide the crop intelligent monitoring system based on the FPGA, which has complete functions and good expansibility and can realize large-area farmland coverage.
The purpose of the invention is realized by the following technical scheme:
an FPGA-based crop intelligent monitoring system, comprising:
an FPGA master control system;
the wireless sensor data acquisition unit is used for acquiring crop growth environment data;
the remote wireless control unit is used for remote data wireless transmission;
the video monitoring unit is used for monitoring the growth vigor and the pest and disease damage conditions of crops and feeding back monitoring images to the intelligent crop analysis system;
the intelligent crop analysis system is used for judging the growth vigor of crops and early warning diseases and insect pests according to the data and the monitoring images acquired by the sensors;
the soil ecology monitoring and analyzing system is used for monitoring and analyzing the soil quality;
the air ecology monitoring and analyzing system is used for monitoring and analyzing the air quality;
the crop environment monitoring and analyzing unit is used for monitoring and analyzing the crop surrounding environment;
and the solar power supply system is used for supplying power.
Preferably, the FPGA master control system adopts an L INUX system as a control system, and the FPGA performs parallel processing.
Preferably, the FPGA master control system includes a dual-core FPGA processor integrated with CORTEX a9, a network interface for connecting to the internet, a WIFI module, a data storage unit, a touch screen, a digital or analog sensor interface for connecting to a wired sensor, an FPGA expansion unit for externally connecting to an agricultural control device, and an HDMI interface for externally connecting to a display.
Preferably, the wireless sensor data acquisition unit comprises one or more of a matrix nutrient solution detection sensor, a soil temperature and humidity sensor and an air temperature and humidity sensor.
Preferably, the video monitoring unit comprises a network camera connected with the FPGA master control system through a network interface.
Preferably, the crop environment monitoring and analyzing unit comprises a wild animal monitoring and early warning module and a wild plant monitoring and analyzing module.
Preferably, the soil ecology monitoring and analyzing system comprises a soil fertility quality detection and analysis module and a soil environment quality detection and analysis module.
Preferably, the air ecology monitoring and analyzing system is an air monitoring and analyzing module, and is used for detecting and analyzing one or more of PM2.5, humidity, temperature, oxygen concentration and harmful gas content of air.
The invention also provides an intelligent crop monitoring and controlling system, which comprises the intelligent crop monitoring system based on the FPGA and a full-automatic water and fertilizer system connected with and controlled by the intelligent crop monitoring system based on the FPGA.
Preferably, the full-automatic liquid fertilizer system comprises a water storage system, a liquid medicine storage system, a liquid fertilizer control system, a water spraying module, a liquid medicine mixing module and a liquid medicine spraying module, wherein the water spraying module, the liquid medicine mixing module and the liquid medicine spraying module are controlled by the liquid fertilizer control system; the water and fertilizer control system is connected with the FPGA-based crop intelligent monitoring system, and the water spraying module and the liquid medicine spraying module are respectively provided with a metering valve.
Compared with the prior art, the invention has the following advantages and beneficial effects:
(1) the FPGA main control system is adopted, the L INUX system is adopted as the control system, the FPGA performs parallel processing, and the logic inside the FPGA is programmable, so that the hardware upgrading difficulty is greatly reduced, and the hardware cost of the system is effectively reduced.
(2) The wireless sensor data acquisition unit and the remote wireless control unit are configured, so that large-area farmland coverage can be realized, and data transmission of about 8 kilometers can be realized.
(3) The FPGA main control system can realize seamless butt joint with various agricultural control systems and water and fertilizer systems, the whole system realizes large-area low-cost coverage, and can realize full-automatic functions of automatic fertilization, pesticide application, early warning and the like under the unattended condition; in addition, the intelligent crop analysis system can realize automatic judgment of crop growth and automatic early warning of plant diseases and insect pests.
Drawings
Fig. 1 is a schematic block diagram of the present invention.
Detailed Description
Example 1
As shown in fig. 1, the present embodiment provides an FPGA-based crop intelligent monitoring system, which changes the traditional technical means of adopting a single chip microcomputer control system, adopts an L INUX system as a control system, and performs parallel processing on FPGAs, so that the control system has strong expansibility, can realize connection and control of various external devices, and is configured with a remote wireless acquisition and control unit (a sensor data acquisition unit and a remote wireless control unit), thereby realizing large-area farmland coverage and remote data transmission, and effectively solving the defects in the prior art.
In order to make the present invention more clearly understood and appreciated by those skilled in the art, the following is a detailed description of the FPGA-based intelligent crop monitoring system:
the crop intelligent monitoring system based on FPGA mainly comprises: an FPGA master control system; the wireless sensor data acquisition unit is used for acquiring crop growth environment data; the remote wireless control unit is used for remote data wireless transmission; the video monitoring unit is used for monitoring the growth vigor and the pest and disease damage conditions of crops and feeding back monitoring images to the intelligent crop analysis system; the intelligent crop analysis system is used for judging the growth vigor of crops and early warning diseases and insect pests according to the data and the monitoring images acquired by the sensors; and the solar power supply system supplies power to the FPGA main control system, the wireless sensor data acquisition unit and the remote wireless control unit.
The FPGA main control system adopts a L INUX system as a control system, the FPGA performs parallel processing, the logic inside the FPGA is programmable, the hardware upgrading difficulty is greatly reduced, and the hardware cost of the system is effectively reduced, the FPGA main control system comprises a dual-core FPGA processor integrated with CORTEXA9, a network interface, a WIFI module, a data storage unit, a touch screen, a digital or analog sensor interface, an FPGA expansion unit and an HDMI interface, wherein the network interface is an optical fiber and gigabit Ethernet network interface and is used for being connected to the Internet and a network camera and being connected to the Internet, a remote control system with various modes such as a mobile phone and a computer can be realized, the specification of the data storage unit selects matched capacity according to the quantity of data, preferably a data storage unit with large capacity, in the embodiment, the touch screen preferably selects a 10-inch capacitive touch screen, technicians can select capacitive touch screens or other touch screens with other specifications according to actual working condition requirements, the local control operation is performed through the capacitive touch screen, the FPGA main control system can be connected into a local wired sensor or an external sensor, support integration or external connection of any 0-10v, 4-20mA, 200 mA, 232, 485 GPIO, a full-1-automatic control system can be connected with various external control and various external control functions of a control system, and an external control system can be realized through a full-automatic control and an external control water spraying control interface, and an external control system can be realized through a full-automatic control system, and an external control system, and an external control.
The wireless sensor data acquisition unit and the remote wireless control unit form a remote wireless acquisition control unit, and the sensors in the wireless sensor data acquisition unit include but are not limited to according to the crop growth environment information of gathering: matrix nutrient solution detection sensors (such as nitrogen, phosphorus and potassium)), soil temperature and humidity sensors and air temperature and humidity sensors, and the technical personnel can configure different sensor types according to the monitoring contents of different crops. And the remote wireless control unit adopts the existing mature remote wireless control technology.
The video monitoring unit is preferably a network camera, the real-time monitoring shooting of crops is realized through the network camera, the shot images are fed back to the main control system, on one hand, data storage is carried out, the follow-up calling is convenient, and on the other hand, the shot images are transmitted to the intelligent crop analysis system and are used for analyzing the growth situation of the crops.
The solar power supply system mainly comprises a wireless sensor data acquisition unit, a remote wireless control unit and an FPGA main control system. The system adopts a mature solar power supply system which is connected to the mains supply and supports two power supply modes of a solar battery or the mains supply, and when the solar battery is insufficient in power supply, the system can be automatically switched to the mains supply and charges the solar battery to ensure the power supply.
And the intelligent crop analysis system realizes judgment and early warning of plant diseases and insect pests according to the data and the monitoring images acquired by the sensors. The intelligent crop analysis system is a common analysis system in crop monitoring, and in this embodiment, the intelligent crop analysis system may be an existing mature crop analysis system.
In order to better implement the invention, the embodiment is further provided with a soil ecological monitoring and analyzing system for monitoring and analyzing the soil quality; the air ecology monitoring and analyzing system is used for monitoring and analyzing the air quality; and the crop environment monitoring and analyzing unit is used for monitoring and analyzing the crop surrounding environment. The crop environment monitoring and analyzing unit comprises a wild animal monitoring and early warning module and a wild plant monitoring and analyzing module; the soil ecology monitoring and analyzing system comprises a soil fertility quality detection and analysis module and a soil environment quality detection and analysis module; the air ecology monitoring and analyzing system is an air monitoring and analyzing module and is used for detecting and analyzing one or more of PM2.5, humidity, temperature, oxygen concentration and harmful gas content of air. The modules involved are all existing mature modules, and are not described herein again.
The crop intelligent monitoring system based on the FPGA is realized by the following steps:
(1) the wireless sensor data acquisition unit acquires growth environment data of crops, and the video monitoring unit monitors the growth condition of the crops;
(2) transmitting growth environment data and video image data to an FPGA main control system through a remote wireless control unit;
(3) the FPGA main control system controls external agricultural control equipment to implement corresponding operation according to the growth environment data; the FPGA main control system feeds back growth environment data and video image data to the intelligent crop analysis system, and the intelligent crop analysis system judges the growth vigor of crops and warns diseases and insect pests.
Example 2
The embodiment provides an intelligent crop monitoring and controlling system, which comprises the intelligent crop monitoring system based on the FPGA provided in the embodiment 1, and a full-automatic water and fertilizer system which is formed by an FPGA extension unit and the intelligent crop monitoring system based on the FPGA, wherein the full-automatic water and fertilizer system comprises a water storage system, a pesticide storage system, a water and fertilizer control system, a water spraying module, a pesticide mixing module and a pesticide spraying module which are controlled by the water and fertilizer control system; the water and fertilizer control system is connected with the crop intelligent monitoring system based on the FPGA, and the water spraying module and the liquid medicine spraying module are provided with metering valves; the full-automatic liquid manure system is controlled by the control system. The structures adopted in the full-automatic water and fertilizer system are all the existing mature structures, and therefore are not described herein again. Data information collected by the wireless sensor data collection unit is transmitted back to the main control system, if relevant collected data are not matched with preset data, the main control system controls the water and fertilizer system to conduct various operations of fertilizing, spraying water and the like on crops, and therefore functions of full-automatic fertilizing, spraying and the like are achieved.
As described above, the present invention can be preferably realized. The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a crop intelligent monitoring system based on FPGA which characterized in that includes:
an FPGA master control system;
the wireless sensor data acquisition unit is used for acquiring crop growth environment data;
the remote wireless control unit is used for remote data wireless transmission;
the video monitoring unit is used for monitoring the growth vigor and the pest and disease damage conditions of crops and feeding back monitoring images to the intelligent crop analysis system;
the intelligent crop analysis system is used for judging the growth vigor of crops and early warning diseases and insect pests according to the data and the monitoring images acquired by the sensors;
the soil ecology monitoring and analyzing system is used for monitoring and analyzing the soil quality;
the air ecology monitoring and analyzing system is used for monitoring and analyzing the air quality;
the crop environment monitoring and analyzing unit is used for monitoring and analyzing the crop surrounding environment;
and the solar power supply system is used for supplying power.
2. The FPGA-based crop intelligent monitoring system as claimed in claim 1, wherein the FPGA main control system adopts an L INUX system as a control system, and the FPGA performs parallel processing.
3. The FPGA-based crop intelligent monitoring system of claim 2, characterized in that: the FPGA main control system comprises a dual-core FPGA processor integrated with CORTEX A9, a network interface used for connecting the Internet, a WIFI module, a data storage unit, a touch screen, a digital or analog sensor interface used for connecting a wired sensor, an FPGA extension unit used for externally connecting agricultural control equipment and an HDMI interface used for externally connecting a display.
4. The FPGA-based crop intelligent monitoring system of claim 1, characterized in that: the wireless sensor data acquisition unit comprises one or more of a matrix nutrient solution detection sensor, a soil temperature and humidity sensor and an air temperature and humidity sensor.
5. The FPGA-based crop intelligent monitoring system of claim 1, characterized in that: the video monitoring unit comprises a network camera connected with the FPGA main control system through a network interface.
6. The FPGA-based crop intelligent monitoring system of claim 1, characterized in that: the crop environment monitoring and analyzing unit comprises a wild animal monitoring and early warning module and a wild plant monitoring and analyzing module.
7. The FPGA-based crop intelligent monitoring system of claim 1, characterized in that: the soil ecology monitoring and analyzing system comprises a soil fertility quality detection and analysis module and a soil environment quality detection and analysis module.
8. The FPGA-based crop intelligent monitoring system of claim 1, characterized in that: the air ecology monitoring and analyzing system is an air monitoring and analyzing module and is used for detecting and analyzing one or more of PM2.5, humidity, temperature, oxygen concentration and harmful gas content of air.
9. The utility model provides a crop intelligent monitoring and control system which characterized in that: the intelligent crop monitoring system based on the FPGA comprises the intelligent crop monitoring system based on the FPGA as claimed in any one of claims 1-8, and a full-automatic water and fertilizer system which is connected with and controlled by the intelligent crop monitoring system based on the FPGA.
10. The intelligent crop monitoring and control system according to claim 9, wherein the full-automatic liquid manure system comprises a water storage system, a chemical storage system, a liquid manure control system, a water spraying module, a chemical mixing module and a chemical spraying module controlled by the liquid manure control system; the water and fertilizer control system is connected with the FPGA-based crop intelligent monitoring system, and the water spraying module and the liquid medicine spraying module are respectively provided with a metering valve.
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