CN103472808B - Ecological intelligent agricultural system and digital output modul device thereof - Google Patents
Ecological intelligent agricultural system and digital output modul device thereof Download PDFInfo
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- CN103472808B CN103472808B CN201310438406.3A CN201310438406A CN103472808B CN 103472808 B CN103472808 B CN 103472808B CN 201310438406 A CN201310438406 A CN 201310438406A CN 103472808 B CN103472808 B CN 103472808B
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Abstract
The present invention relates to ecological intelligent agricultural system and digital output modul device thereof, comprise remote monitoring computing machine and at least one environmental control, environmental control connects the control terminal of at least two distributed arrangement by CAN, each control terminal is for connecting corresponding environmental sensor and actuating equipment, described control terminal is made up of a data collector and a digital output modul device, data collector connects corresponding environmental sensor for sampling, described digital output modul device is used for actuating equipment corresponding to control linkage, described digital output modul device is also provided with the monitoring means for detecting corresponding actuating equipment operation conditions, this monitoring means comprises a current detecting interface and a voltage detecting interface, described current monitoring interface and voltage detecting interface are for accessing corresponding actuating equipment.The present invention can solve the incomplete problem of prior art early warning system.
Description
Technical field
The present invention relates to ecological intelligent agricultural system and data collector, digital output modul device.
Background technology
In recent years, along with the fast development of technology of Internet of things, the application of Internet of Things widely.Existing ecological ecological intelligent agricultural system is made up of server (general employing remote monitoring computing machine) and control terminal, control terminal is laid in the diverse location of agricultural facility respectively, be respectively used to the environmental information (coming into force by connecting various environmental sensor) gathering correspondence position, and control the actuating equipment of correspondence position, as fan, irrigation equipment, wet curtain etc.According to the sample information of control terminal, these information processed and exports control actuating unit, can be completed by server the process of information, also can be completed by control terminal itself.
At present, the application of Internet of Things has related to agriculture aspect, and the policy of country also in support, but after the reading intelligent agriculture sci-tech product that country helps energetically and advocates develops, is difficult to large scale application unexpectedly.Its reason is many-sided, investigates known through on the spot, and wherein topmost reason is the following deficiency of product existence of prior art research and development:
Complicated operation.Ecological intelligent agricultural system is a kind of high-tech product, but uses the object of this series products peasant that scientific and technological level is lower often.Although the knowledge educational level of China peasant is more and more higher, most of peasant is still very strange to up-to-date technology of Internet of things.Product designer often have ignored this point, requires user's energy skilled operation computer, also will learn the controller that guidance panel is complicated and strange.Concerning the peasant of a line, operation just seems very complicated, and therefore peasant is unwilling to use, and in use also easily occurs maloperation, thus limits the popularization of product and technology.The productive life custom of peasant is difficult to correct in a short time, therefore, address this problem and product design will be obtained more reasonable, use more convenient, operate simpler.If operative intelligence agricultural products is convenient just as water wring tap, believe that the problem of this respect has not just existed.
Cost is high.Reading intelligent agriculture equipment is high-tech electronic product, and cost is higher.The high factor of cost except material and production cost, most importantly design cost and operation cost.And one of high reason of design cost lacks unified standard.The demand of said function, in different producers, to different users, all can have different products, accessory is all incompatible.Such as, the product on green house of vegetables, crawl and pig farm is all different, can not be general.Owing to lacking unified standard, cause repetition R & D design, cost increases naturally.As peasant, if dropped into too much, they would rather select traditional plantation and breeding way.Cost factor affects its large-area major reason applied.
Poor reliability.Agriculture production environment and laboratory environment often difference are very large.Such as, agricultural greenhouse is often moister, and a lot of circuit board is easily out of order under the environment of this humidity.A lot of equipment is normal in installation initial stage function, but after the time grown, failure rate is more and more higher, even all paralyses.Reliability is not enough, and user is beyond affordability.
Native system is by the appropriate design of structure and software and hardware, and effectively can overcome the above problems, product be had workable, the advantage of low cost and high reliability, is convenient to large scale application.
Summary of the invention
The object of this invention is to provide ecological intelligent agricultural system, existing system complicated operation, cost be high to solve, the problem of poor reliability.In addition, present invention also offers a kind of digital output modul device for above-mentioned ecological intelligent agricultural system.
For achieving the above object, the solution of the present invention comprises:
Ecological intelligent agricultural system, comprise remote monitoring computing machine and at least one environmental control, each environmental control connects the control terminal of at least two distributed arrangement by CAN, each control terminal is for connecting corresponding environmental sensor and actuating equipment, described control terminal is made up of a data collector and a digital output modul device, data collector connects corresponding environmental sensor for sampling, described digital output modul device is used for actuating equipment corresponding to control linkage, described digital output modul device is also provided with the monitoring means for detecting corresponding actuating equipment operation conditions, this monitoring means comprises a current detecting interface and a voltage detecting interface, described current monitoring interface and voltage detecting interface are for accessing corresponding actuating equipment.
Described monitoring means comprises a current detection circuit and a voltage detecting circuit, this current detection circuit comprises current transformer, rectification circuit and a switching tube, this current transformer adopts punching structure, the perforation of its Primary Conductor forms described voltage detecting interface, the secondary side of this current transformer triggers to drive by described rectification circuit and connects described switching tube, and the output terminal of this switching tube connects the controller of described digital output modul device.
Described voltage detecting circuit comprises an optocoupler, and the former limit of this optocoupler connects described voltage detecting interface, and secondary connects the controller of described digital output modul device.
Described environmental control is provided with for the wireless communication interface with remote monitoring compunication.
Digital output modul device, described digital output modul device is used for actuating equipment corresponding to control linkage, described digital output modul device is also provided with the monitoring means for detecting corresponding actuating equipment operation conditions, this monitoring means comprises a current detecting interface and a voltage detecting interface, and described current monitoring interface and voltage detecting interface are for accessing corresponding actuating equipment.
Described monitoring means comprises a current detection circuit and a voltage detecting circuit, this current detection circuit comprises current transformer, rectification circuit and a switching tube, this current transformer adopts punching structure, the perforation of its Primary Conductor forms described voltage detecting interface, the secondary side of this current transformer triggers to drive by described rectification circuit and connects described switching tube, and the output terminal of this switching tube connects the controller of described digital output modul device.
Described voltage detecting circuit comprises an optocoupler, and the former limit of this optocoupler connects described voltage detecting interface, and secondary connects the controller of described digital output modul device.
Ecological intelligent agricultural system of the present invention, by the function differentiation of server in prior art and control terminal, simple function is completed respectively by different devices, data acquisition function---data collector, the control of actuating equipment---digital output modul device, information processing and transmission---environmental control, an environmental control can manage multiple data collector and digital output modul device by CAN network.Be designed with the complexity and cost that help reduce control terminal like this, be also convenient to safeguard and change, control performance is better.Digital output modul device is equipped with a monitoring means, for detecting electric current and the information of voltage of corresponding actuating equipment, when mounted, the current detecting interface of monitoring means, voltage detecting interface is only needed to be connected in the circuit of corresponding actuating equipment, just can detect voltage, the electric current of actuating equipment circuit, just can judge whether actuating equipment has fault to occur, thus the monitoring realized actuating equipment, to reach raising reliability, improve early warning, thus make managerial personnel grasp feedback information in time.
Further, environmental control is provided with wireless communication interface, for remote monitoring computer communication, transmit various information to remote monitoring computing machine, remote monitoring computing machine is mainly used in data management, does not generally participate in the direct control of field apparatus.Contribute to the automaticity of raising system like this, reduce human intervention, be convenient to promote the use of.
Accompanying drawing explanation
Fig. 1 is ecological intelligent agricultural system block diagram of the present invention;
Fig. 2 is the software flow pattern of environmental control;
Fig. 3 is current detecting interface circuit figure;
Fig. 4 is voltage detecting interface circuit figure.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described in detail.
Be illustrated in figure 1 the application of ecological intelligent agricultural system at intelligent greenhouse, ecological intelligent agricultural system, comprise remote monitoring computing machine (Surveillance center in Fig. 1) and at least one environmental control, environmental control connects the control terminal of at least two distributed arrangement by CAN, each control terminal is for connecting corresponding environmental sensor and actuating equipment, control terminal is made up of a data collector (data acquisition module in Fig. 1) and a digital output modul device (the digital output modul module in Fig. 1), data collector connects corresponding environmental sensor for sampling, digital output modul device is used for actuating equipment corresponding to control linkage.Environmental sensor comprises CO
2sensor, temperature sensor, humidity sensor, PH sensor, liquid level sensor and optical sensor etc., actuating equipment comprises blower fan, wet curtain, irrigation system etc.
Digital output modul device, data collector, environmental control realize the function of existing control terminal, from hardware configuration, be only have employed respective controller (microprocessor) respectively, those skilled in the art easily replace according to the actual requirements and improve, and do not repeat them here.
Each environmental sensor and CAN network thereof cover certain region, and multiple such region is in charge of by remote monitoring computing machine, form an intelligent greenhouse system.
The present invention possesses monitoring function, realized by digital output modul device: digital output modul device is provided with the monitoring means for detecting corresponding actuating equipment operation conditions, this monitoring means comprises a current detecting interface and a voltage detecting interface, and current monitoring interface and voltage detecting interface are for accessing corresponding actuating equipment.
As Fig. 3,4 gives a kind of concrete implementing circuit: monitoring means comprises a current detection circuit and a voltage detecting circuit, this current detection circuit comprises current transformer, rectification circuit and a switching tube, this current transformer adopts punching structure to form described voltage detecting interface, the power line of detected actuating equipment is bored a hole through the Primary Conductor of this current transformer, the secondary side of this current transformer is triggered by rectification circuit and drives connecting valve pipe, the controller of the output terminal connecting valve amount control device of this switching tube.Rectification circuit is diode rectifier circuit, and switching tube is triode, and induction current produces voltage at resistance R1 two ends, is added in after filtering in the base stage of triode after electric capacity, and transistor collector exports the controller being connected to digital output modul device.The change in voltage that transistor collector exports, embodies the current conditions of the actuating equipment power line that current transformer detects.Voltage detecting circuit comprises an optocoupler, and the former limit of this optocoupler connects voltage detecting interface, the controller of secondary connecting valve amount control device.
Environmental control is provided with for the wireless communication interface with remote monitoring compunication, for communicating with remote monitoring computing machine (also write in literary composition and do server), is convenient to telemanagement.Environmental control control flow as shown in Figure 2.
Control terminal mainly realizes environmental data Real-time Collection, process and display, and the adjustment to environment, by wireless communication system, the environmental parameter detected is transferred to server, and accepts the control of server and produce control decision.Environmental control controls topworks and carries out environmental modulation, has offline operation function, can work alone when server shuts down.User can preset environmental parameter thresholding by server, by control terminal autonomous operation decision-making process, realizes environment and automatically controls.Environmental control is by RS485 and data acquisition module and digital output modul model calling.In order to ensure its stability communicated, prevent false triggering, software is applied modbus communication protocol.
The software management capability of remote monitoring computer system mainly comprises historical data management, editing equipment management center, historical summary analysis etc.Adopt environmental monitoring and the supervisory routine of Measurement index design interface close friend, realize remote monitoring and bookkeeping.User can check any terminal environments state and running situation easily by server computer.If there is fault, server sends prompting and warning message, so that on-call maintenance.Once control strategy is determined, automatic control function is just realized by control terminal, and server is no longer intervened, except non-user amendment or pressure are intervened.Server capability can further expand, with internet or GSM network interconnected, can realize " gsm wireless SMS alarm ", can " warning message in greenhouse " is dealt into rapidly on " mobile phone or the PDA " of related personnel in the mode of note, request manual intervention.By connecting broadband internet, internet telnet access function can be realized, facilitate strange land to monitor.
Environmental control is provided with for being Zigbee interface with the wireless communication interface of remote monitoring compunication, ZIGBEE is in the process of wireless transmission, MANET, multi-hop, the function that identifies can be realized automatically nearby, when the single route at scene goes wrong, the automatic circuit finding other of other routes meeting, can not delay the operation of system.The territorial scope that agricultural Internet of Things relates to is often boundless, and wired power supply mode difficulty is larger.Communication module is powered generally need adopt powered battery mode, and therefore low power dissipation design is extremely important.
Native system, by brand-new design concept, makes the design of ecological intelligent agricultural system more meet the actual requirement of user, thus applying of boosting reading intelligent agriculture, the advantage of reading intelligent agriculture is given full play of, thus produces good economic and social benefit.
Claims (5)
1. ecological intelligent agricultural system, it is characterized in that, comprise remote monitoring computing machine and at least one environmental control, each environmental control connects the control terminal of at least two distributed arrangement by CAN, each control terminal is for connecting corresponding environmental sensor and actuating equipment, described control terminal is made up of a data collector and a digital output modul device, data collector connects corresponding environmental sensor for sampling, described digital output modul device is used for actuating equipment corresponding to control linkage, described digital output modul device is also provided with the monitoring means for detecting corresponding actuating equipment operation conditions, this monitoring means comprises a current detecting interface and a voltage detecting interface, described current detecting interface and voltage detecting interface are for accessing corresponding actuating equipment, described monitoring means comprises a current detection circuit and a voltage detecting circuit, this current detection circuit comprises current transformer, rectification circuit and a switching tube, this current transformer adopts punching structure, the perforation of its Primary Conductor forms described current detecting interface, the secondary side of this current transformer triggers to drive by described rectification circuit and connects described switching tube, and the output terminal of this switching tube connects the controller of described digital output modul device, environmental sensor comprises CO
2sensor, temperature sensor, humidity sensor, PH sensor, liquid level sensor and optical sensor, actuating equipment comprises blower fan, wet curtain and irrigation system.
2. ecological intelligent agricultural system according to claim 1, is characterized in that, described voltage detecting circuit comprises an optocoupler, and the former limit of this optocoupler connects described voltage detecting interface, and secondary connects the controller of described digital output modul device.
3. ecological intelligent agricultural system according to claim 1 and 2, is characterized in that, described environmental control is provided with for the wireless communication interface with remote monitoring compunication.
4. for the digital output modul device of ecological intelligent agricultural system described in claim 1, it is characterized in that, described digital output modul device is used for actuating equipment corresponding to control linkage, described digital output modul device is also provided with the monitoring means for detecting corresponding actuating equipment operation conditions, this monitoring means comprises a current detecting interface and a voltage detecting interface, and described current detecting interface and voltage detecting interface are for accessing corresponding actuating equipment; Actuating equipment comprises blower fan, wet curtain and irrigation system; Described monitoring means comprises a current detection circuit and a voltage detecting circuit, this current detection circuit comprises current transformer, rectification circuit and a switching tube, this current transformer adopts punching structure, the perforation of its Primary Conductor forms described voltage detecting interface, the secondary side of this current transformer triggers to drive by described rectification circuit and connects described switching tube, and the output terminal of this switching tube connects the controller of described digital output modul device.
5. digital output modul device according to claim 4, is characterized in that, described voltage detecting circuit comprises an optocoupler, and the former limit of this optocoupler connects described voltage detecting interface, and secondary connects the controller of described digital output modul device.
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| CN105302086A (en) * | 2014-07-04 | 2016-02-03 | 深圳神秾智能科技有限公司 | Intelligence control system on the basis of internet of things technology |
| CN104317272A (en) * | 2014-11-05 | 2015-01-28 | 无锡新人居科贸有限公司 | Remote greenhouse environment adjusting system |
| CN104914904B (en) * | 2015-06-23 | 2018-06-19 | 江苏恒润高新农业发展有限公司 | A kind of control method of manual simulation's environment |
| CN105046925A (en) * | 2015-08-26 | 2015-11-11 | 安徽农业大学 | Agricultural environment information collection system |
| CN107577183A (en) * | 2017-09-06 | 2018-01-12 | 太仓埃特奥数据科技有限公司 | A kind of chamber crop real time data processing analysis system |
| CN108919868A (en) * | 2018-09-27 | 2018-11-30 | 湖北工程学院 | Greenhouse monitoring management apparatus and system |
| CN109213240A (en) * | 2018-10-19 | 2019-01-15 | 齐鲁工业大学 | A kind of strawberry greenhouse wireless monitor and control system based on self adaptive control |
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