CN204406158U - The accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water - Google Patents
The accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water Download PDFInfo
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- CN204406158U CN204406158U CN201420842971.6U CN201420842971U CN204406158U CN 204406158 U CN204406158 U CN 204406158U CN 201420842971 U CN201420842971 U CN 201420842971U CN 204406158 U CN204406158 U CN 204406158U
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Abstract
The utility model discloses a kind of accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water, and system comprises multiple fields subsystem, irrigates executive subsystem, upper monitoring subsystem; Field subsystem is connected with irrigation executive subsystem by communication bus, sends irrigation demand to irrigation executive subsystem; Field subsystem is connected with upper monitoring subsystem by communication bus, transmits the duty of field subsystem; Field subsystem is primarily of field computer for controlling and connected temperature sensor, thin solum humidity sensor, deep soil humidity sensor, ion concentration sensor, weather station composition; Irrigate executive subsystem to be made up of irrigation control computing machine and connected water pump, filter plant, fertilizer applicator, traffic monitoring equipment; After receiving the irrigation demand that certain field irrigation subsystem sends, carry out quantitative watering or applying fertilizer according to demand.The utility model dirigibility is higher, and operational reliability is higher, and work efficiency is higher.
Description
Technical field
The utility model belongs to agricultural water fertilizer technical field of automatic control, is a kind of accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water specifically.
Background technology
Along with the development of automatic control technology and detection technique, agricultural automation level improves constantly, and emerges the water and fertilizer management system of a collection of semi-automation, robotization, level of agricultural production is had increased significantly.
But, also there is following problem in actual use:
1, the detection probe of water and fertilizer management system is embedded in field, by cable, the parameter values for detection in field is fed back to central control computer, due to the output of Fields detection probe is nearly all faint analog signals, the transmission of long distance and the change of temperature all can make signal produce drift, direct impact can be produced for the decision-making of central computer and judgement, therefore need often to carry out more accurate to field sensors, not only waste time and energy, and affect accuracy and the reliability of whole system;
2, the controling parameters of whole system and computing formula are completely in central computer, add memory space and the calculated amount of central computer, once there is operation troubles in central computer, whole system is paralysed completely, can produce irremediable impact in the crop growth key period;
3, the extendability of whole system is subject to the restriction of central computer hardware input point and output point.
Utility model content
For overcoming the above problems, the purpose of this utility model proposes the accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water.
The technical scheme that the utility model is adopted for achieving the above object is to provide a kind of accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water, and it is characterized in that:
Native system comprises multiple fields subsystem, irrigates executive subsystem, upper monitoring subsystem;
Each field subsystem is connected with irrigation executive subsystem by communication bus, can send irrigation demand to irrigation executive subsystem;
Each field subsystem is connected with upper monitoring subsystem by communication bus, can transmit the duty of field subsystem to upper monitoring subsystem;
Field subsystem forms primarily of field computer for controlling, the temperature sensor be connected with field computer for controlling, thin solum humidity sensor, deep soil humidity sensor, ion concentration sensor and weather station;
Irrigate executive subsystem to form primarily of irrigation control computing machine, the water pump be connected with irrigation control computing machine, filter plant, fertilizer applicator, traffic monitoring equipment; After receiving the irrigation demand that certain field irrigation subsystem sends, carry out quantitative watering and/or applying fertilizer according to demand;
Upper monitoring subsystem is primarily of computing machine and monitoring and control configuration system composition; Realize the setting of field subsystem operating parameter and the monitoring of duty.
Further, the field computer for controlling of described each field subsystem arranges four analog input interfaces, a digital communication interface and a communication bus interface;
Four analog quantity interfaces connect thin solum humidity sensor, deep soil humidity sensor, soil temperature sensor, ion concentration sensor respectively;
A digital communication interface connects weather station, gathers weather information by digital communication;
Each field subsystem gathers the many kinds of parameters change in soil by four analog quantity interface Real-Time Monitorings, also by a digital communication interface collection feedforward weather information; Judge whether to water through calculating, and control irrigation amount; Judge whether fertilising, and control rate of fertilizer application; Realize each field subsystem and carry out independent calculating, decrease data calculated amount and memory space, make the response of system rapider.
Further, irrigate executive subsystem to form primarily of the water pump be connected with irrigation control computing machine, filter plant, fertilizer applicator, traffic monitoring equipment;
Water pump is connected by data line in the well in field with between irrigation control computing machine, controls its start and stop by irrigation control computing machine; Irrigation control computing machine, filter plant, fertilizer applicator, traffic monitoring integration of equipments are positioned over edge, field together; Be connected by pipeline between water pump with filter plant, the water inside well sucks out from water pump, enters fertilizer applicator after being filtered by filter plant; Traffic monitoring equipment is arranged between filter plant and fertilizer applicator;
After receiving the irrigation demand that certain field irrigation subsystem sends, controlled the start and stop of water pump and fertilizer applicator by irrigation control computing machine, and then carry out quantitative watering and/or applying fertilizer according to demand.
Further, thin solum humidity sensor and deep soil humidity sensor are arranged on same perpendicular line, temperature sensor, ion concentration sensor are arranged near root system of plant, above four sensors are communicated with field computer for controlling by data line, detect data and are sent in the computer for controlling of field in real time; Weather station is arranged on above sensor; Sensor is arranged on the middle position of field.
Further, system also comprises irrigation executive subsystem for subsequent use, configuring identical, taking over job when irrigating executive subsystem fault with irrigation executive subsystem.
The accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water, native system comprises multiple fields subsystem, irrigates executive subsystem, upper monitoring subsystem; Each field subsystem is connected with irrigation executive subsystem by communication bus, can send irrigation demand to irrigation subsystem; Each field subsystem is connected with upper monitoring subsystem by communication bus, can transmit the duty of field subsystem to upper monitoring subsystem; Field subsystem forms primarily of the temperature sensor be connected with field computer for controlling, thin solum humidity sensor, deep soil humidity sensor, ion concentration sensor and weather station; Irrigate executive subsystem to form primarily of the water pump be connected with irrigation control computing machine, filter plant, fertilizer applicator, traffic monitoring equipment; After receiving the irrigation demand that certain field irrigation subsystem sends, carry out quantitative watering and/or applying fertilizer according to demand; Upper monitoring subsystem is primarily of computing machine and monitoring and control configuration system composition; In real time to the setting of field subsystem operating parameter and the monitoring of duty.
The utility model has the advantages that:
1, the effective control area of the utility model increases, and can arrange many cover fields subsystem, breach the increase along with cultivated area in legacy system application, the corresponding increase of number of sensors, but be subject to traditional control system input point and output point restricted number.
2, utility model works efficiency is higher, and field subsystems proposes pouring request to irrigation executive subsystem as required according to the sensor parameters gathered, can the parallel running of many cover systems, has higher operational efficiency than traditional polling mode.
3, the utility model dirigibility is higher, and each subsystem works alone, and can have the reply of different sub-system products for Different Crop, and whole irrigation system can independent assortment flexibly, expands also be more prone to system.
4, the utility model operational reliability is higher, each field subsystem works alone, after the subsystem fault of field and alarm, do not affect other field subsystem work, fault incidence is down to minimum, simultaneously irrigate executive system adopt redundant fashion design, after set of system fault system works for subsequent use and and alarm.
5, the utility model adopts looped network bus structure, even if any like this communication cabinet fault, system can not be paralysed, and still can normally run, and improves the adaptability of this system for farmland mechanical work further.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present utility model.
Fig. 2 is field of the present utility model subsystem diagram.
Fig. 3 is the decision flow chart of the utility model field subsystem.
Fig. 4 is the control flow chart of upper monitoring subsystem of the present utility model.
Fig. 5 is irrigation executive subsystem block diagram of the present utility model.
Embodiment
Below in conjunction with Figure of description and Reference numeral, the utility model is further described.
As Figure 1-5, a kind of accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water, native system comprises multiple fields subsystem, irrigates executive subsystem, upper monitoring subsystem; Each field subsystem is connected with irrigation executive subsystem by communication bus, can send irrigation demand to irrigation subsystem; Each field subsystem is connected with upper monitoring subsystem by communication bus, can transmit the duty of field subsystem to upper monitoring subsystem; Field subsystem is primarily of field computer for controlling and connected temperature sensor, thin solum humidity sensor, deep soil humidity sensor, ion concentration sensor and weather station composition; Irrigate executive subsystem primarily of irrigation control computing machine and connected water pump, filter plant, fertilizer applicator, traffic monitoring equipment composition; After receiving the irrigation demand that certain field irrigation subsystem sends, irrigate executive subsystem and carry out quantitative watering and/or applying fertilizer according to demand; Upper monitoring subsystem is primarily of computing machine and monitoring and control configuration system composition; In real time to the setting of field subsystem operating parameter and the monitoring of duty.
The computer for controlling of described each field subsystem arranges four analog input interfaces, a digital communication interface and a communication bus interface; Four analog quantity interfaces connect thin solum humidity sensor, deep soil humidity sensor, soil temperature sensor, ion concentration sensor respectively, and the sensor is commercial products; A digital communication interface connects weather station, and prior art, as Portable weather station, gathers weather information by digital communication; Each field subsystem gathers the many kinds of parameters change in soil by four analog quantity interface Real-Time Monitorings, also by a digital communication interface collection feedforward weather information; Judge whether to water through calculating, and control irrigation amount; Judge whether fertilising, and control rate of fertilizer application; Realize each field subsystem and carry out independent calculating, decrease data calculated amount and memory space, make the response of system rapider.
As shown in Figure 4, the water pump of irrigating executive subsystem is arranged in the well in field to the control procedure of described upper monitoring subsystem, is connected by data line with between irrigation control computing machine, controls start and stop by irrigation control computing machine; Irrigation control computing machine, filter plant, fertilizer applicator, traffic monitoring integration of equipments together, are positioned over edge, field; Be connected by pipeline between water pump with filter plant, the water inside well sucks out from water pump, enters fertilizer applicator after being filtered by filter plant; Traffic monitoring equipment is between filter plant and fertilizer applicator, and the data of monitoring pass to irrigation control computing machine by data line, by the start and stop of irrigation control computerized equipment.
After receiving the irrigation demand that certain field irrigation subsystem sends, irrigate executive subsystem and carry out quantitative watering and/or applying fertilizer according to demand;
The thin solum humidity sensor of field subsystem and the installation of deep soil humidity sensor should on same perpendicular line, temperature sensor, ion concentration sensor are arranged near root system of plant, above four sensors are communicated with field computer for controlling by data line, detect data and are sent in real time in the computer for controlling of field.Weather station is arranged on above sensor.The middle position (soil parameters of this each position of field must be identical or approximate identical with meteorologic parameter) of field should be arranged on upper sensor.
System also comprises irrigation executive subsystem for subsequent use, configuring identical, taking over job when irrigating executive subsystem fault with irrigation executive subsystem.
Water requirement and fertilizer requirement are issued irrigation executive subsystem and upper monitoring subsystem by communication bus by the utility model field subsystem, the collaborative work of many cover systems.
Accurate agronomy set-up of control system of the present utility model field subsystem, shortens the stube cable length of sensor greatly, makes signal quality keep optimum level.Field subsystem directly makes decisions according to each sensor and weather station sample magnitude, judges whether to water, and calculates irrigation amount; Judge whether fertilising, calculate rate of fertilizer application.After irrigation executive subsystem receives the demand of field subsystem, directly water and apply fertilizer according to demand, whole system reaction is rapider.
In accurate agronomy control method of the present utility model, each field subsystem carries out calculating judgement and takes corresponding control procedure as shown in Figure 3, first when thin solum sensor detects lack of water, judge deep soil sensor whether lack of water, if lack of water, by weather information comprehensive descision the need of watering; When thin solum sensor detects lack of water, judge that whether soil ion concentration is lower than setting value, if lower than setting value, need water and apply fertilizer; When soil ion concentration is lower than setting value, no matter soil whether lack of water, all needs water and apply fertilizer; In said process, fertilising concentration and irrigation amount, with the database data in the subsystem computer of field for foundation calculates.
Claims (5)
1. the accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water, is characterized in that:
Native system comprises multiple fields subsystem, irrigates executive subsystem, upper monitoring subsystem;
Each field subsystem is connected with irrigation executive subsystem by communication bus, can send irrigation demand to irrigation executive subsystem;
Each field subsystem is connected with upper monitoring subsystem by communication bus, can transmit the duty of field subsystem to upper monitoring subsystem;
Field subsystem forms primarily of field computer for controlling, the temperature sensor be connected with field computer for controlling, thin solum humidity sensor, deep soil humidity sensor, ion concentration sensor and weather station;
Irrigate executive subsystem to form primarily of irrigation control computing machine, the water pump be connected with irrigation control computing machine, filter plant, fertilizer applicator, traffic monitoring equipment; After receiving the irrigation demand that certain field irrigation subsystem sends, carry out quantitative watering and/or applying fertilizer according to demand;
Upper monitoring subsystem is primarily of computing machine and monitoring and control configuration system composition; Realize the setting of field subsystem operating parameter and the monitoring of duty.
2. the accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water according to claim 1, is characterized in that:
The field computer for controlling of described each field subsystem arranges four analog input interfaces, a digital communication interface and a communication bus interface;
Four analog quantity interfaces connect thin solum humidity sensor, deep soil humidity sensor, soil temperature sensor, ion concentration sensor respectively;
A digital communication interface connects weather station, gathers weather information by digital communication;
Each field subsystem gathers the many kinds of parameters change in soil by four analog quantity interface Real-Time Monitorings, also by a digital communication interface collection feedforward weather information; Judge whether to water through calculating, and control irrigation amount; Judge whether fertilising, and control rate of fertilizer application; Realize each field subsystem and carry out independent calculating, decrease data calculated amount and memory space, make the response of system rapider.
3. the accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water according to claim 1, is characterized in that:
Irrigate executive subsystem to form primarily of the water pump be connected with irrigation control computing machine, filter plant, fertilizer applicator, traffic monitoring equipment;
Water pump is connected by data line in the well in field with between irrigation control computing machine, controls its start and stop by irrigation control computing machine; Irrigation control computing machine, filter plant, fertilizer applicator, traffic monitoring integration of equipments are positioned over edge, field together; Be connected by pipeline between water pump with filter plant, the water inside well sucks out from water pump, enters fertilizer applicator after being filtered by filter plant; Traffic monitoring equipment is arranged between filter plant and fertilizer applicator;
After receiving the irrigation demand that certain field irrigation subsystem sends, controlled the start and stop of water pump and fertilizer applicator by irrigation control computing machine, and then carry out quantitative watering and/or applying fertilizer according to demand.
4. the accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water according to claim 2, is characterized in that:
Thin solum humidity sensor and deep soil humidity sensor are arranged on same perpendicular line, temperature sensor, ion concentration sensor are arranged near root system of plant, above four sensors are communicated with field computer for controlling by data line, detect data and are sent in the computer for controlling of field in real time; Weather station is arranged on above sensor; Sensor is arranged on the middle position of field.
5. the accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water according to claim 1, is characterized in that:
System also comprises irrigation executive subsystem for subsequent use, configuring identical, taking over job when irrigating executive subsystem fault with irrigation executive subsystem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420842971.6U CN204406158U (en) | 2014-12-24 | 2014-12-24 | The accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water |
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| CN201420842971.6U CN204406158U (en) | 2014-12-24 | 2014-12-24 | The accurate agronomy control system utilizing distributed AC servo system automatic fertilization to feed water |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104536418A (en) * | 2014-12-24 | 2015-04-22 | 沈阳远大科技园有限公司 | Precise agriculture control system and method for automatic fertilization and water supply through distributed control |
| CN105784974A (en) * | 2016-05-13 | 2016-07-20 | 安庆市津海工业产品设计有限公司 | Soil detecting device of fertilizer spreading machine |
| CN112369176A (en) * | 2020-11-10 | 2021-02-19 | 中国农业大学 | Water and fertilizer integrated fertilization method based on crop root growth distribution rule |
-
2014
- 2014-12-24 CN CN201420842971.6U patent/CN204406158U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104536418A (en) * | 2014-12-24 | 2015-04-22 | 沈阳远大科技园有限公司 | Precise agriculture control system and method for automatic fertilization and water supply through distributed control |
| CN105784974A (en) * | 2016-05-13 | 2016-07-20 | 安庆市津海工业产品设计有限公司 | Soil detecting device of fertilizer spreading machine |
| CN112369176A (en) * | 2020-11-10 | 2021-02-19 | 中国农业大学 | Water and fertilizer integrated fertilization method based on crop root growth distribution rule |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20171224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |