CN112468987A - Novel agricultural data acquisition intelligent terminal - Google Patents
Novel agricultural data acquisition intelligent terminal Download PDFInfo
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- CN112468987A CN112468987A CN202011141335.7A CN202011141335A CN112468987A CN 112468987 A CN112468987 A CN 112468987A CN 202011141335 A CN202011141335 A CN 202011141335A CN 112468987 A CN112468987 A CN 112468987A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 44
- 238000003860 storage Methods 0.000 claims abstract description 22
- 238000007599 discharging Methods 0.000 claims abstract description 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 31
- 229910052744 lithium Inorganic materials 0.000 claims description 31
- 239000002689 soil Substances 0.000 claims description 16
- 230000007958 sleep Effects 0.000 claims description 12
- 238000013480 data collection Methods 0.000 claims description 9
- 238000005286 illumination Methods 0.000 claims description 8
- 238000007726 management method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 5
- 238000012271 agricultural production Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
-
- 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
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
- G16Y20/00—Information sensed or collected by the things
- G16Y20/10—Information sensed or collected by the things relating to the environment, e.g. temperature; relating to location
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/568—Storing data temporarily at an intermediate stage, e.g. caching
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/59—Providing operational support to end devices by off-loading in the network or by emulation, e.g. when they are unavailable
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/10—Flow control between communication endpoints
- H04W28/14—Flow control between communication endpoints using intermediate storage
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
Abstract
The invention discloses a novel agricultural data acquisition intelligent terminal which comprises a power supply system, a data acquisition system, a wireless transmission system and a cloud storage system, wherein the power supply system can provide current for normal operation of the data acquisition system and the wireless transmission system, the data acquisition system can acquire and analyze various data of the surrounding environment, the wireless transmission system can receive the data to be transmitted acquired by the data acquisition system, and the cloud storage system is used for storing the data received by the wireless transmission system. The invention has low overall power consumption, the main control and external module chips adopt st32L series low power consumption chips, and the automatic charging and discharging management circuit and the sleep-wake-up autonomous switching mode of each module in the power supply system are matched, thereby meeting the low power consumption requirement required by the scheme.
Description
Technical Field
The invention relates to the technical field of agricultural Internet of things, in particular to a novel agricultural data acquisition intelligent terminal.
Background
Along with the development of economic society, collect internet, remove interconnection, cloud computing and internet of things technology wisdom agriculture as an organic whole and step on historical stage, this kind of novel agricultural mode will produce qualitative promotion on current agricultural production mode production efficiency. The implementation of intelligent agriculture depends on various sensing nodes (environment temperature, humidity, soil moisture, carbon dioxide, images and the like) and a wireless communication network on a production site to realize intelligent sensing, intelligent early warning, intelligent decision, intelligent analysis and expert online guidance of an agricultural production environment, and further provide accurate planting, visual management and intelligent decision for agricultural production;
however, the agricultural data acquisition devices known in the market are not satisfactory in power consumption, stability and other aspects, and cannot meet the working requirements under the severe environment conditions in mountainous areas, so that a marketable solution applied to a specific environment is urgently needed.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
the invention provides a novel agricultural data acquisition intelligent terminal, which comprises,
a power supply system, a data acquisition system, a wireless transmission system and a cloud storage system,
the power supply system can provide current for the normal operation of the data acquisition system and the wireless transmission system,
the data acquisition system can acquire and analyze various data of the surrounding environment,
the wireless transmission system can receive the data to be transmitted collected by the data collection system,
the cloud storage system is used for storing the data received by the wireless transmission system.
Preferably, the power supply system consists of a solar panel, a lithium battery and a charging and discharging management circuit; in the charging state of the lithium battery, electric energy is generated by the solar panel and flows to the lithium battery for storage after being controlled by a charge and discharge management circuit in the power supply system; and under the discharging state of the battery, the electric energy flows out of the lithium battery and flows to the data acquisition system and the wireless transmission system through the charging and discharging management circuit.
Preferably, the power supply for supplying power to the wireless transmission system and the data acquisition system automatically and preferentially selects the solar panel to supply power directly instead of the lithium battery.
Preferably, the data acquisition system comprises a main control chip module and an external module, wherein the external module is electrically connected with the main control chip module.
Preferably, the external modules comprise a soil temperature sensor, a soil humidity sensor, a soil EC sensor, a soil PH sensor, an illumination intensity sensor, an air temperature sensor, an air humidity sensor, an air PM2.5 sensor, an atmospheric pressure sensor, a wind speed sensor, a wind direction sensor and a rainfall sensor, and each external module comprises a control chip, an external circuit and a sensor; under a normal working state, the main control module sends a wakeup command to each external module at regular time, and the external module is switched from a sleep state to a working state after receiving the wakeup command; taking an air temperature sensor as an example, after the air temperature sensor enters a working state, reading data of the temperature sensor, returning the data to the main control chip module after the data is analyzed and processed by the control chip, and actively entering a sleep state after the data is successfully returned; the main control chip module waits for all the external modules to finish the acquisition and return of one-time complete data, analyzes and integrates the data from all the external modules, transmits the data to the wireless transmission system, and then automatically enters sleep countdown to wait for the next automatic awakening and repeating.
Preferably, the wireless transmission system comprises a 4G module, an external circuit and a wireless network transceiver thereof; under a normal working state, the wireless transmission system receives data to be sent from the data acquisition system, sends the data to the cloud storage system after the data are successfully received, and then actively enters a sleep state.
Preferably, the cloud storage system includes a fixed data receiving port opened to the web end to receive the active network connection request from the wireless transmission system, receive the data from the wireless transmission system and store the data in the database, and after the data reception is completed, the network connection is actively disconnected by the wireless transmission system.
The invention has the beneficial effects
1. Low power consumption: the main control and external module chips are both st32L series low-power-consumption chips, and are matched with an automatic charging and discharging management circuit and a sleep-wake-up autonomous switching mode of each module in a power supply system, so that the low-power-consumption requirement required by the scheme is met.
2. Stability and reliability: considering the stability of a wireless network and the continuous power supply reliability of the solar panel, the following requirements can be realized by performing data security compatibility processing on the main control chip based on the equipment control layer:
1) caching local data when the network is abnormal: a. judging the network state before data transmission, and caching the data into a local storage of the equipment if the network state does not meet the transmission condition; b. the data transmission interruption will be initiated by the device actively for breakpoint retransmission.
2) Under the continuous extreme weather environment (the solar panel hardly generates electric energy), the equipment continuously and stably works normally (including normal data acquisition and return to the cloud) for 15 days.
3) Highly autonomous and remotely controllable: from hardware equipment to cloud management and then to data storage, "equipment autonomous operation" and "remote manual control" have been realized. All the devices installed on site are uniformly connected into a 'device uniform intelligent management platform' of a web end, and remote upgrading and real-time 'acquisition-feedback-viewing' of remote environment data are carried out on all device software systems through the platform.
Drawings
Fig. 1 is a working principle diagram of the present invention.
Fig. 2 is a circuit diagram of the power supply system of the present invention.
Fig. 3 is a circuit diagram of a solar panel in the power supply system of the present invention.
Fig. 4 is a circuit diagram of a main control chip module according to the present invention.
FIG. 5 is a circuit diagram of a 4G module according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1-5, the present invention provides a novel agricultural data collection intelligent terminal, including,
a power supply system, a data acquisition system, a wireless transmission system and a cloud storage system,
the power supply system can provide current for normal operation of the data acquisition system and the wireless transmission system, and consists of a solar panel, a lithium battery and a charging and discharging management circuit; in the charging state of the lithium battery, electric energy is generated by the solar panel and flows to the lithium battery for storage after being controlled by a charge and discharge management circuit in the power supply system; in a battery discharging state, electric energy flows out of the lithium battery and flows to the data acquisition system and the wireless transmission system through the charging and discharging management circuit, and a power supply for supplying power to the wireless transmission system and the data acquisition system automatically and preferentially selects the solar panel to supply power directly instead of the lithium battery;
the data acquisition system can acquire and analyze various data of the surrounding environment, the data acquisition system comprises a main control chip module and an external module, the external module is electrically connected with the main control chip module,
the external modules comprise a soil temperature sensor, a soil humidity sensor, a soil EC sensor, a soil PH sensor, an illumination intensity sensor, an air temperature sensor, an air humidity sensor, an air PM2.5 sensor, an atmospheric pressure sensor, a wind speed sensor, a wind direction sensor and a rainfall sensor, and each external module consists of a control chip, an external circuit and a sensor; under a normal working state, the main control module sends a wakeup command to each external module at regular time, and the external module is switched from a sleep state to a working state after receiving the wakeup command; taking an air temperature sensor as an example, after the air temperature sensor enters a working state, reading data of the temperature sensor, returning the data to the main control chip module after the data is analyzed and processed by the control chip, and actively entering a sleep state after the data is successfully returned; the main control chip module waits for all external modules to finish the acquisition and return of one-time complete data, analyzes and integrates the data from all the external modules, transmits the data to the wireless transmission system, and then autonomously enters sleep countdown to wait for the next automatic awakening and repeating;
the wireless transmission system can receive the data to be transmitted, which are acquired by the data acquisition system, and comprises a 4G module, an external circuit and a wireless network transceiver device thereof, wherein the wireless network transceiver device adopts a 4G chip; in a normal working state, the wireless transmission system receives data to be sent from the data acquisition system, sends the data to the cloud storage system after successful reception, and then actively enters a sleep state;
the cloud storage system is used for storing the data received by the wireless transmission system, the cloud storage system comprises a fixed data receiving port which is opened to a web end so as to receive an active network connection request from the wireless transmission system, receive the data from the wireless transmission system and store the data in a database, and after the data are received, the network connection is actively disconnected by the wireless transmission system.
As shown in fig. 1, the agricultural data acquisition intelligent terminal comprises a power supply system, a data acquisition system, a wireless transmission system and a cloud storage system; the solar panel outputs 12V voltage to the lithium battery, the lithium battery outputs 3.3V to the main control chip module and the 4G module, the output end of the main control chip module is connected with the input end of the 4G module, the input end of the main control chip module is connected with the output ends of the sensors, the 4G module is connected with the cloud storage server through radio,
after the equipment is assembled, a switch key is pressed, the equipment is started to work when the electric quantity of the lithium battery is enough, the equipment is not started to work when the electric quantity is not enough, the equipment is automatically started to work when the sun is enough, energy conservation and data acquisition repeatability are considered, a program can be set, the equipment is enabled to work to acquire and transmit data to a server according to specific environment requirements and then enter a dormancy X time and then be awakened again to perform the next data acquisition and transmission work, the X time can be any time value, in the embodiment, the X time is set to be one hour, and the equipment generally works under the following two conditions outdoors;
first, with the sun: when the lithium battery is insufficient in electricity storage and sufficient in illumination intensity, the solar panel collects illumination energy to charge the lithium battery first, the equipment automatically starts to work after about 5 minutes, the work indicator lamp lights up, the assembled sensors collect data such as illumination intensity, air atmospheric pressure, air temperature and humidity, air PM2.5, wind speed, wind direction, rainfall, soil temperature and humidity, soil PH and soil EC and the like, the main control chip module reads the data of the sensors in sequence, then packs all the read data and sends the data to the cloud storage system through the 4G module, when the main control chip module detects that the battery is charged to a certain amount of electric energy, the main control chip controls the solar charging module, and the solar panel stops charging the lithium battery; when the main control chip module detects that the power consumption of the lithium battery is lower than a certain threshold value, the main control chip module controls the lithium battery, and the solar panel charges the lithium battery.
Second, no sun; for example, when the lithium battery enters night or rainy weather, the working power supply of the equipment is only powered by the lithium battery, theoretical calculation is carried out, when the lithium battery enters a non-illumination state, the lithium battery can continuously work for 7-15 days according to a working mode set by a program until the power consumption of the lithium battery is lower than a certain threshold value, then the lithium battery enters a shutdown state, and the lithium battery automatically starts to work again when waiting for illumination.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A novel agricultural data acquisition intelligent terminal is characterized by comprising,
a power supply system, a data acquisition system, a wireless transmission system and a cloud storage system,
the power supply system can provide current for the normal operation of the data acquisition system and the wireless transmission system,
the data acquisition system can acquire and analyze various data of the surrounding environment,
the wireless transmission system can receive the data to be transmitted collected by the data collection system,
the cloud storage system is used for storing the data received by the wireless transmission system.
2. The novel agricultural data collection intelligent terminal of claim 1,
the power supply system consists of a solar panel, a lithium battery and a charging and discharging management circuit; in the charging state of the lithium battery, electric energy is generated by the solar panel and flows to the lithium battery for storage after being controlled by a charge and discharge management circuit in the power supply system; and under the discharging state of the battery, the electric energy flows out of the lithium battery and flows to the data acquisition system and the wireless transmission system through the charging and discharging management circuit.
3. The novel agricultural data collection intelligent terminal of claim 2,
the power supply for the wireless transmission system and the data acquisition system automatically and preferentially selects the solar panel to directly supply power instead of the lithium battery.
4. The novel agricultural data collection intelligent terminal of claim 1,
the data acquisition system comprises a main control chip module and an external module, wherein the external module is electrically connected with the main control chip module.
5. The novel agricultural data collection intelligent terminal of claim 4,
the external modules comprise a soil temperature sensor, a soil humidity sensor, a soil EC sensor, a soil PH sensor, an illumination intensity sensor, an air temperature sensor, an air humidity sensor, an air PM2.5 sensor, an atmospheric pressure sensor, a wind speed sensor, a wind direction sensor and a rainfall sensor, and each external module consists of a control chip, an external circuit and a sensor; under a normal working state, the main control module sends a wakeup command to each external module at regular time, and the external module is switched from a sleep state to a working state after receiving the wakeup command; taking an air temperature sensor as an example, after the air temperature sensor enters a working state, reading data of the temperature sensor, returning the data to the main control chip module after the data is analyzed and processed by the control chip, and actively entering a sleep state after the data is successfully returned; the main control chip module waits for all the external modules to finish the acquisition and return of one-time complete data, analyzes and integrates the data from all the external modules, transmits the data to the wireless transmission system, and then automatically enters sleep countdown to wait for the next automatic awakening and repeating.
6. The novel agricultural data collection intelligent terminal of claim 5,
the wireless transmission system comprises a 4G module, an external circuit and a wireless network transceiving device thereof; under a normal working state, the wireless transmission system receives data to be sent from the data acquisition system, sends the data to the cloud storage system after the data are successfully received, and then actively enters a sleep state.
7. The novel agricultural data collection intelligent terminal of claim 6,
the cloud storage system comprises a fixed data receiving port which is opened to a web end so as to receive an active network connection request from the wireless transmission system, receive data from the wireless transmission system and store the data in a database, and after the data are received, the network connection is actively disconnected by the wireless transmission system.
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Cited By (1)
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Application publication date: 20210309 |
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