CN102981484A - Greenhouse intelligent control system based on internet of things - Google Patents

Greenhouse intelligent control system based on internet of things Download PDF

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Publication number
CN102981484A
CN102981484A CN2012104996934A CN201210499693A CN102981484A CN 102981484 A CN102981484 A CN 102981484A CN 2012104996934 A CN2012104996934 A CN 2012104996934A CN 201210499693 A CN201210499693 A CN 201210499693A CN 102981484 A CN102981484 A CN 102981484A
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module
data
greenhouse
intelligent control
home server
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CN2012104996934A
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Chinese (zh)
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CN102981484B (en
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徐飞鹏
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中农先飞(北京)农业工程技术有限公司
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Priority to CN201210499693.4A priority Critical patent/CN102981484B/en
Publication of CN102981484A publication Critical patent/CN102981484A/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The invention discloses a greenhouse intelligent control system based on an internet of things, which comprises a local server, a running web server, a greenhouse intelligent control module and an intermediate layer and also comprises a remote browser, detection equipment, execution equipment, a transmission module and a control module, wherein the remote browser can visit the local server through a network; the detection equipment is used for detecting environment parameters in a greenhouse; the execution equipment is used for executing a control instrument of the local server; the transmission module is used for receiving and transmitting the data of the execution equipment and the detection equipment; and the control module is used for transmitting the data received by the transmission module to the local server and transmitting the control instruction of the local server to the execution equipment and the detection equipment through the transmission module. The invention overcomes the defects that the existing greenhouse intelligent control system either needs to use special software and hardware or is high in cost, inconvenient in maintenance and bad in transportability and provides the greenhouse intelligent control system based on the internet of things, which needs not to use the special software and hardware and is low in cost and easy in maintenance.

Description

A kind of greenhouse intelligent control system based on Internet of Things

Technical field

The present invention relates to the greenhouse control field.Be specially a kind of greenhouse intelligent control system based on Internet of Things.

Background technology

IT application to agriculture and intellectuality have become the main construction content of China new countryside construction and have given special assistance to project.The greenhouse intelligent control system mainly is comprised of crop enviromental monitoring equipment, greenhouse opertaing device, control module, control software, internet etc.Traditional control model adopts the mode of fieldbus to connect several sensors and environmental control of greenhouse equipment, controls by the control software in the computing machine at the scene.But fieldbus is of a great variety, and is incompatible, and complex structure, difficult wiring, is difficult to satisfy user's demand.And often control at the scene cost high, be unfavorable for intensive management, use for the scale of intelligent greenhouse and cause constraint.Internet of Things is the internet that the thing phase connects, can realize Intellectualized monitoring and the management in greenhouse by it, can realize clog-free telemanagement, precision agriculture by using the modern information technologies such as Internet of Things, thereby accelerate the transformation to traditional agriculture, improve agricultural production efficiency and production level.

Publication number is that the patent documentation of CN102566558A discloses a kind of Internet of Things intelligent greenhouse management system and method thereof based on the Android platform, comprise the control such as the mobile device that can pass through mobile phone, panel computer greenhouse management system, but need to use special-purpose software and hardware, can only obtain or control at every turn individual equipment and conduct interviews by SMS, can't carry out complete control to whole system.

The patent No. is that the patent documentation of CN102307222A discloses a kind of Internet of Things greenhouse control system based on embedded gateway, the crop growth environment monitoring means is connected with embedded gateway with opertaing device, realizes remote access through the switch connecting Internet again.Because things-internet gateway is finished by the embedded hardware module, and counting of the Greenhouse Measurement of scale and control is very many, a large amount of hardware modules causes system's cost performance excessively low easily, is unfavorable for simultaneously system maintenance.And independently hardware gateway can't be finished control function and data sheet function.

In addition, when by the Internet of Things mode is long-range the greenhouse being monitored and controlling at present, be subject to some restrictions aspect the fusion of multiple heterogeneous network, the long-range access means.On many net fusion implementation methods high cost appears easily for example, complex structure, and portable poor situation, perhaps the threshold of Internet of Things network layer Path Setup is higher.

Summary of the invention

The technical matters that the present invention solves is to overcome existing greenhouse intelligent control system or needs to use special-purpose software and hardware, cost is high, be unfavorable for safeguarding, portable poor shortcoming, and a kind of greenhouse intelligent control system based on Internet of Things that special-purpose software and hardware and cost are low, be easy to safeguard that do not need is provided.

Greenhouse intelligent control system based on Internet of Things of the present invention comprises:

Home server, operation web server, greenhouse intelligent control module and middle layer;

Remote browser can be by the described home server of access to netwoks;

Checkout equipment is for detection of the environmental parameter in greenhouse;

Actuating equipment is for the steering order of carrying out described home server;

Transport module transmits with the data that receive described actuating equipment and checkout equipment and to the data that receive with described actuating equipment and checkout equipment communication;

Control module, with described home server and described transport module communication will be sent to from the data that described transport module receives described home server and the steering order of described home server be sent to described actuating equipment and checkout equipment by transport module;

Described middle layer and described WEB server are that the sub-network that control module and transport module consist of is given the IP address to set up network channel, described middle layer is also to the data that described home server receives are resolved, recognition data is corresponding module and data type, after the level and smooth and outside DLL of process calls, repack and write the database of described home server, and when the user assigns steering order by remote browser, resolve instruction and repack and send to described control module;

Described greenhouse intelligent control module is showed the environmental parameter in described greenhouse and the state of described checkout equipment and actuating equipment under the operation of remote browser, and issues steering order.

As preferably, described control module comprises:

The Zigbee radio receiving transmitting module receives and sends the data of described actuating equipment and checkout equipment and the steering order of described home server;

Two-way RS-485 serial communication driving circuit, wherein one road RS-485 serial communication driving circuit is connected with described home server, and another road RS-485 serial communication driving circuit is connected to receive and send the data of described actuating equipment and checkout equipment and the steering order of described home server with described transport module;

Single Chip Microcomputer (SCM) system is controlled described Zigbee radio receiving transmitting module and described two-way RS-485 serial communication driving circuit, and sets up receiving and dispatching mechanism and guarantee that data and transmission state are correct;

Liquid crystal display drive circuit is connected with liquid crystal display data are presented on the described liquid crystal display;

Numbering arranges circuit, determines the address of described control module;

Voltage stabilizing power supplying circuit is to described control module power supply.

As further preferred, described transport module is wireless module and/or input/output module.

As further preferred, described wireless module comprises:

Signal acquisition circuit is connected the data with capture and detection apparatus with a plurality of checkout equipments in greenhouse, the data that gather are exported through the multi-channel analog switch;

The Zigbee radio receiving transmitting module, the Zigbee radio receiving transmitting module communication by wireless signal and described control module receives and sends the data of described actuating equipment and checkout equipment and the steering order of described home server.

Single Chip Microcomputer (SCM) system, receive the data of described signal acquisition circuit output and the data that receive carried out digital filtering, the data that described Single Chip Microcomputer (SCM) system also will need to send send to described transport module the Zigbee radio receiving transmitting module, process the data that the Zigbee radio receiving transmitting module of described transport module receives and set up receiving and dispatching mechanism correct to guarantee data and transmission state;

Output control circuit connects the relay node of a plurality of described actuating equipments, can drive the unlatching of actuating equipment according to the steering order that described control module is returned or close to finish regulation and control to greenhouse;

Voltage stabilizing power supplying circuit is powered to whole described wireless module.

As further preferred, described input/output module comprises:

Signal acquisition circuit is connected the information with capture and detection apparatus with a plurality of checkout equipments in greenhouse, the information that gathers is exported through the multi-channel analog switch;

RS-485 serial communication driving circuit, a-road-through news with being connected with described transport module in the two-way RS-485 serial communication driving circuit of described control module receive and send the data of described actuating equipment and checkout equipment and the steering order of described home server;

Single Chip Microcomputer (SCM) system, receive the information of described signal acquisition circuit output and the information that receives carried out digital filtering, the data that described Single Chip Microcomputer (SCM) system will need to send send to described input/output module RS-485 serial communication driving circuit, process the data that the RS-485 serial communication driving circuit of described input/output module receives and set up receiving and dispatching mechanism correct to guarantee data and transmission state;

Output control module connects the relay node of a plurality of described actuating equipments, can drive according to the steering order that described control module is returned actuating equipment and open or close to finish regulation and control to greenhouse;

Voltage stabilizing power supplying circuit is powered to whole described input/output module.

As further preferred, described Single Chip Microcomputer (SCM) system comprises:

Micro-control unit is carried out the single-chip microcomputer programmed instruction;

Clock chip is for described micro-control unit provides time clock;

The A/D converter interface is realized analog to digital conversion;

EEPROM (Electrically Erasable Programmable Read Only Memo) is used for storage Single Chip Microcomputer (SCM) program instruction and data;

Reset circuit is realized single-chip microcomputer electrification reset function;

Expansion I/O interface is for single-chip microcomputer provides the I/O interface;

Photoelectric isolating circuit is for the antijamming capability that improves Single Chip Microcomputer (SCM) system.

As further preferred, described greenhouse intelligent control module comprise gathering and the environmental parameter that shows the greenhouse with the current state of the information acquisition module that the environment in greenhouse is carried out Real-Time Monitoring, the checkout equipment that shows the greenhouse and actuating equipment and assign the device control module of steering order and can set up the administrative model configuration module of multiple Based Intelligent Control model.

As further preferred, described greenhouse intelligent control module also comprise the corresponding cropping pattern that proportion of crop planting is provided the expert system enquiry module, carry out statistical report form print module that late time data processes, to the abnormal conditions in the system works alarm module of remote alarms is provided and realize that software module is divided, the user management module of user's login and rights management.

As further preferred, described checkout equipment comprises Temperature Humidity Sensor, soil moisture sensor, CO2 sensor, optical sensor, meteorological sensor and water meter, and described actuating equipment comprises blower fan, sunshade machine, shutter, skylight, water pump and solenoid valve.

Greenhouse intelligent control system based on Internet of Things of the present invention is compared with existing technology, and has following beneficial effect:

(1) the present invention can allow the user by remote access greenhouse intelligent control system, thing network sensing layer is connected with application layer be connected with the internet, and network access interface and the interaction protocol of standard is provided.The user only needs network interface intactly to operate, and reduces the threshold of telemanagement, is fit to the characteristics in field, greenhouse.Secondly, network management and the monitoring of a plurality of greenhouses in the present invention can finish on a large scale simultaneously, in addition, the present invention sets up the Internet of Things network channel with the software middle layer, need not to realize the Internet of Things access for large quantity sensor and greenhouse facilities are equipped with respectively too much hardware, reduce system cost, be convenient to safeguard.And when needing to add new sub-network, can avoid repeating transmission exploitation and the waste of hardware device.

(2) the present invention will smoothly be merged by multitiered network and Internet, the 3G network that Zigbee wireless network, fieldbus networks form.Zigbee wireless network low cost, low-power consumption, be easy to networking, be easy to safeguard, be particularly suitable for greenhouse and use.Simultaneity factor also provides the fieldbus connected mode, and the user can select to set up network with different conditions as required, and the greenhouse characteristics that commensurate structure is complicated and changeable are finished the fusion of data transmission between the multiple network with collaborative.

Description of drawings

Fig. 1 is the structural representation of an embodiment of the greenhouse intelligent control system based on Internet of Things of the present invention.

Fig. 2 is the main program flow chart that the control module of the greenhouse intelligent control system based on Internet of Things of the present invention and transport module and home server carry out data transmission.

Embodiment

Fig. 1 is the structural representation of an embodiment of the greenhouse intelligent control system based on Internet of Things of the present invention.As shown in Figure 1, the greenhouse intelligent control system based on Internet of Things of the present invention comprises: home server, remote browser, checkout equipment, actuating equipment, control module and transport module.

Wherein home server moves web server, greenhouse intelligent control module and middle layer, and remote browser can be by the described home server of access to netwoks.Checkout equipment is for detection of the environmental parameter in greenhouse.Actuating equipment is used for carrying out the steering order of described home server.The actuating equipment in transport module and greenhouse and checkout equipment communication are with the data that receive described actuating equipment and checkout equipment and transmit.Control module and described home server and described transport module communication will be will be sent to described home server and described steering order from described home server will be sent to described actuating equipment and checkout equipment by transport module from the data that described transport module receives.

Described middle layer and described WEB server are that the sub-network that control module and transport module consist of is given the IP address to set up network channel, described middle layer is to the data that described home server receives are resolved, recognition data is corresponding module and data type, after the level and smooth and outside DLL of process calls, repack and write the database of described home server, described middle layer receives steering order and resolves the sub-network interface IP address from the greenhouse intelligent control module of home server, to the corresponding interface sending controling instruction.The application adopts the software middle layer to set up network channel, and the reduction system sets up cost.But simultaneously middle layer Application standard software environment exploitation is easy to transplant and upgrading.

Described greenhouse intelligent control module is showed the state of the environmental parameter in described greenhouse and described checkout equipment and actuating equipment and is issued steering order under the operation of remote browser.

In the present embodiment, checkout equipment comprises Temperature Humidity Sensor, soil moisture sensor, CO2 sensor, optical sensor, meteorological sensor and water meter, and certainly also can wrap increases other sensors as required.Actuating equipment comprises blower fan, sunshade machine, shutter, skylight, water pump and solenoid valve, certainly also can increase as required other actuating equipments.

Control module comprises that Zigbee radio receiving transmitting module, RS-485 serial communication driving circuit, Single Chip Microcomputer (SCM) system, liquid crystal display drive circuit, numbering arrange circuit and voltage stabilizing power supplying circuit.

Wherein, the Zigbee radio receiving transmitting module in the described control module receives and sends the data of described actuating equipment and checkout equipment and the steering order of described home server.

In the present embodiment, adopt XBEE pro as the Zigbee radio receiving transmitting module, all Zigbee radio receiving transmitting modules are connected with Single Chip Microcomputer (SCM) system by the UART interface, follow IEEE 802.15.4 standard, structure transmits greenhouse environment parameter and steering order with the Zigbee multi-hop wireless network of a plurality of routing nodes.

Two-way RS-485 serial communication driving circuit, wherein one road RS-485 serial communication driving circuit is connected with described home server, and another road RS-485 serial communication driving circuit is connected to receive and send the data of described actuating equipment and checkout equipment and the steering order of described home server with described transport module.

Single Chip Microcomputer (SCM) system, executive control program is also controlled described Zigbee radio receiving transmitting module and described two-way RS-485 serial communication driving circuit, and sets up receiving and dispatching mechanism and guarantee that data and transmission state are correct.

Liquid crystal display drive circuit is connected with liquid crystal display, and in the present embodiment, liquid crystal display is 640 * 480 liquid crystal touch screen.Control module will certainly be transmitted the data that module receives and again demarcate, and be presented on the touch LCD screen by liquid crystal display drive circuit, simultaneously the data packing be sent to home server by the RS-485 serial communication driving circuit that is connected with home server.

Numbering arranges the address that circuit is used for determining each control module.Voltage stabilizing power supplying circuit is used for described control module power supply.

Described transport module is wireless module and/or input/output module.Be that transport module can adopt wireless module, also can adopt input/output module, also can adopt simultaneously wireless module and input/output module.

Wherein, described wireless module comprises: signal acquisition circuit, Single Chip Microcomputer (SCM) system, Zigbee radio receiving transmitting module, output control circuit and voltage stabilizing power supplying circuit.

Wherein, signal acquisition circuit is connected the data with capture and detection apparatus with a plurality of checkout equipments in greenhouse, and the data that gather are exported through the multi-channel analog switch.

The Zigbee radio receiving transmitting module of transport module receives and sends the data of described actuating equipment and checkout equipment and the steering order of described home server by the Zigbee radio receiving transmitting module communication of wireless signal and control module.

Single Chip Microcomputer (SCM) system receives the data of described signal acquisition circuit output and the data that receive is carried out digital filtering, the data that described Single Chip Microcomputer (SCM) system also will need to send send to transport module the Zigbee radio receiving transmitting module, process the data that the Zigbee radio receiving transmitting module of transport module receives and set up receiving and dispatching mechanism correct to guarantee data and transmission state.Single Chip Microcomputer (SCM) system is the software retransmission mechanism that the Zigbee wireless network is set up, and guarantees that when network congestion, packet loss occurring data correctly transmit or return correct status.

Output control circuit connects the relay node of a plurality of actuating equipments, and the steering order that can return according to described control module drives actuating equipment and opens or close to finish regulation and control to greenhouse.Voltage stabilizing power supplying circuit carries out the voltage stabilizing power supply to whole described wireless module.

In the present embodiment, wireless module adopts C8051F410 as MCU(Micro Controller Unit micro-control unit), adopt the XBEE pro of Digi company as the Zigbee radio receiving transmitting module, be connected with C8051F410 by the UART interface.Wireless module is followed IEEE 802.15.4 standard, all wireless modules are all worked with the Router node mode, the control module of uniting with the work of Coordinator node mode forms wireless sensor network, realize that in the greenhouse wireless network covers, finish the transmission to the state parameter of greenhouse environment information, steering order and checkout equipment and actuating equipment.

Described input/output module comprises: signal acquisition circuit, Single Chip Microcomputer (SCM) system, RS-485 serial communication driving circuit, output control module and voltage stabilizing power supplying circuit.

Wherein, signal acquisition circuit is connected the information with capture and detection apparatus with a plurality of checkout equipments in greenhouse, and the information that gathers is exported through the multi-channel analog switch.

The a-road-through news that are connected with described transport module in the two-way RS-485 serial communication driving circuit of the RS-485 serial communication driving circuit of transport module and described control module receive and send the data of described actuating equipment and checkout equipment and the steering order of described home server.

Single Chip Microcomputer (SCM) system receives the information of described signal acquisition circuit output and the information that receives is carried out digital filtering.The data that described Single Chip Microcomputer (SCM) system also will need to send send to transport module RS-485 serial communication driving circuit, process the data that the RS-485 serial communication driving circuit of transport module receives and set up receiving and dispatching mechanism correct to guarantee data and transmission state.

Output control module connects the relay node of a plurality of finger actuating equipments, and the steering order that can return according to described control module drives actuating equipment and opens or close to finish regulation and control to greenhouse.

Voltage stabilizing power supplying circuit is powered to whole described input/output module.

In the present embodiment, input/output module adopts C8051F410 as MCU, adopt SPX485 as the driving chip of RS-485 serial communication driving circuit, by RS-485 serial communication driving circuit and control module communication, form hypotactic fieldbus networks, finish the transmission to greenhouse environment information, equipment steering order and equipment state.

Control module can be simultaneously and wireless module and input/output module communication, also can be separately and wireless module or input/output module communication, and selection gets final product according to specific environment during use.When wireless module and control module communication, the Zigbee radio receiving transmitting module of control module is connected with the microprocessor of Single Chip Microcomputer (SCM) system, in the present embodiment, the microprocessor of Single Chip Microcomputer (SCM) system is ATmega64L, follow IEEE 802.15.4 standard, can form the Zigbee wireless network with several wireless modules, environmental parameter and the steering order in transmitting-receiving greenhouse.

In the present embodiment, the WEB server adopts the Tomcat of Apache, uses JSP technology and Servlet program, finishes main the affair logic and generates dynamic page, realizes the WEB page issue of greenhouse intelligent control system.The user is via the Internet/3G network, and the browser by PC, mobile phone, panel computer can carry out complete access and control to home server.

In the present embodiment, the middle layer software uses VC to write, and the database of home server uses MySQL.

In the above-described embodiments, described Single Chip Microcomputer (SCM) system includes: micro-control unit, clock chip, A/D converter interface, EEPROM, reset circuit, expansion I/O interface, power supply module and photoelectric isolating circuit.

Wherein, micro-control unit is carried out the single-chip microcomputer programmed instruction, and clock chip provides time clock for MCU, A/D converter Interface realization analog to digital conversion, the EEPROM EEPROM (Electrically Erasable Programmable Read Only Memo) is used for storage Single Chip Microcomputer (SCM) program instruction and data, adopts in the present embodiment the Flash storer.Reset circuit is used for realizing single-chip microcomputer electrification reset function, expansion I/O interface provides the I/O interface for single-chip microcomputer and other equipment, photoelectric isolating circuit be used for to improve the antijamming capability of Single Chip Microcomputer (SCM) system, thereby improves the antijamming capability of whole greenhouse intelligent control system based on Internet of Things.

The data transmission main program flow of control module and transport module and home server is referring to Fig. 2, and as shown in Figure 2, the host computer among the figure is home server, and the machine is control module, and slave computer is output module.The machine power-on self-test and reset after at first carry out device initialize: expansion I/O interface initialization, clock chip initialization and UART interface initialization.The machine reads the configuration information of current device, namely is stored in the information of the EEPROM (Electrically Erasable Programmable Read Only Memo) in the Single Chip Microcomputer (SCM) system of control module.Clock chip is according to show state periodic refreshing parameters.Control module and LCDs, host computer and each slave computer carry out both-way communication according to certain priority condition: when host computer is called out the machine, the machine is received the PC control instruction, process respectively according to the dissimilar of steering order, finish data transfer, instruction parsing.When the machine is received the host computer configuration-direct, configuration information is write EEPROM (Electrically Erasable Programmable Read Only Memo), be the Flash storer in the present embodiment.Issue timing and do not arrive, then continue to wait for.Issuing timing arrives, the machine sends to slave computer with steering order or to the instruction of slave computer request msg, receive the response message of slave computer, namely receive the data and state of greenhouse opertaing device and collecting device after, dissimilar information is carried out different processing.

Described greenhouse intelligent control module comprises information acquisition module, device control module and administrative model configuration module.Described greenhouse intelligent control module also can further comprise expert system enquiry module, statistical report form print module, alarm module and user management module.

Wherein, information acquisition module classifies each checkout equipment by user's demand, by state and the numerical value of group demonstration checkout equipment, realizes the Real-Time Monitoring of greenhouse factor.As show CO2 concentration in aerial temperature and humidity in the greenhouse, soil water content, the soil moisture, intensity of illumination, the air, outdoor temperature humidity, rainfall situation etc.Device control module shows the current state of greenhouse opertaing device by the grouping of user's demand, and assigns steering order, realizes the real-time control of greenhouse.The administrative model configuration module allows the user to select different management modes, sets up different Based Intelligent Control models, revises relevant parameter, allows the user that pattern, rule, the parameter of greenhouse control program are added, revised and select.The administrative model configuration module combination plant control module that configuration is finished can realize the unmanned greenhouse intelligent control function that participates in according to the algorithm of setting.The expert system enquiry module considers the lot of essential factors of proportion of crop planting, and the query function of corresponding cropping pattern is provided.The report form statistics print module is finished the late time data processing capacity, such as data statistics, analysis, curve plotting etc.Alarm module provides remote alarms to the abnormal conditions in the system works, and when meeting when imposing a condition, system automatically implements safeguard measure or sends warning message.User management module realizes the software module division, user's login and rights management function.

The user can pass through browser in PC, mobile phone, the panel computer via each equipment in Internet or the 3G network access system sub-network long-range, by interaction page Real Time Monitoring chamber crop growing environment information, set the Based Intelligent Control model, change the greenhouse facilities state, compile the greenhouse data, finish B/S framework Internet of Things greenhouse intelligent control.

Above embodiment is exemplary embodiment of the present invention only, is not used in restriction the present invention, and protection scope of the present invention is defined by the claims.Those skilled in the art in essence of the present invention and protection domain, various modifications that the present invention is made or be equal to replacement and also drop in protection scope of the present invention.

Claims (9)

1. the greenhouse intelligent control system based on Internet of Things is characterized in that, comprising:
Home server, operation web server, greenhouse intelligent control module and middle layer;
Remote browser can be by the described home server of access to netwoks;
Checkout equipment is for detection of the environmental parameter in greenhouse;
Actuating equipment is for the steering order of carrying out described home server;
Transport module transmits with the data that receive described actuating equipment and checkout equipment and to the data that receive with described actuating equipment and checkout equipment communication;
Control module, with described home server and described transport module communication will be sent to from the data that described transport module receives described home server and the steering order of described home server be sent to described actuating equipment and checkout equipment by transport module;
Described middle layer and described WEB server are that the sub-network that control module and transport module consist of is given the IP address to set up network channel, described middle layer is also to the data that described home server receives are resolved, recognition data is corresponding module and data type, after the level and smooth and outside DLL of process calls, repack and write the database of described home server, and when the user assigns steering order by remote browser, resolve instruction and repack and send to described control module;
Described greenhouse intelligent control module is showed the environmental parameter in described greenhouse and the state of described checkout equipment and actuating equipment under the operation of remote browser, and issues steering order.
2. the greenhouse intelligent control system based on Internet of Things according to claim 1 is characterized in that described control module comprises:
The Zigbee radio receiving transmitting module receives and sends the data of described actuating equipment and checkout equipment and the steering order of described home server;
Two-way RS-485 serial communication driving circuit, wherein one road RS-485 serial communication driving circuit is connected with described home server, and another road RS-485 serial communication driving circuit is connected to receive and send the data of described actuating equipment and checkout equipment and the steering order of described home server with described transport module;
Single Chip Microcomputer (SCM) system is controlled described Zigbee radio receiving transmitting module and described two-way RS-485 serial communication driving circuit, and sets up receiving and dispatching mechanism and guarantee that data and transmission state are correct;
Liquid crystal display drive circuit is connected with liquid crystal display data are presented on the described liquid crystal display;
Numbering arranges circuit, determines the address of described control module;
Voltage stabilizing power supplying circuit is to described control module power supply.
3. the greenhouse intelligent control system based on Internet of Things according to claim 2, it is characterized in that: described transport module is wireless module and/or input/output module.
4. the greenhouse intelligent control system based on Internet of Things according to claim 3 is characterized in that described wireless module comprises:
Signal acquisition circuit is connected the data with capture and detection apparatus with a plurality of checkout equipments in greenhouse, the data that gather are exported through the multi-channel analog switch;
The Zigbee radio receiving transmitting module, the Zigbee radio receiving transmitting module communication by wireless signal and described control module receives and sends the data of described actuating equipment and checkout equipment and the steering order of described home server.
Single Chip Microcomputer (SCM) system, receive the data of described signal acquisition circuit output and the data that receive carried out digital filtering, the data that described Single Chip Microcomputer (SCM) system also will need to send send to described transport module the Zigbee radio receiving transmitting module, process the data that the Zigbee radio receiving transmitting module of described transport module receives and set up receiving and dispatching mechanism correct to guarantee data and transmission state;
Output control circuit connects the relay node of a plurality of described actuating equipments, can drive the unlatching of actuating equipment according to the steering order that described control module is returned or close to finish regulation and control to greenhouse;
Voltage stabilizing power supplying circuit is powered to whole described wireless module.
5. the greenhouse intelligent control system based on Internet of Things according to claim 3 is characterized in that described input/output module comprises:
Signal acquisition circuit is connected the information with capture and detection apparatus with a plurality of checkout equipments in greenhouse, the information that gathers is exported through the multi-channel analog switch;
RS-485 serial communication driving circuit, a-road-through news with being connected with described transport module in the two-way RS-485 serial communication driving circuit of described control module receive and send the data of described actuating equipment and checkout equipment and the steering order of described home server;
Single Chip Microcomputer (SCM) system, receive the information of described signal acquisition circuit output and the information that receives carried out digital filtering, the data that described Single Chip Microcomputer (SCM) system will need to send send to described input/output module RS-485 serial communication driving circuit, process the data that the RS-485 serial communication driving circuit of described input/output module receives and set up receiving and dispatching mechanism correct to guarantee data and transmission state;
Output control module connects the relay node of a plurality of described actuating equipments, can drive according to the steering order that described control module is returned actuating equipment and open or close to finish regulation and control to greenhouse;
Voltage stabilizing power supplying circuit is powered to whole described input/output module.
6. each described greenhouse intelligent control system based on Internet of Things according to claim 2-5 is characterized in that described Single Chip Microcomputer (SCM) system comprises:
Micro-control unit is carried out the single-chip microcomputer programmed instruction;
Clock chip is for described micro-control unit provides time clock;
The A/D converter interface is realized analog to digital conversion;
EEPROM (Electrically Erasable Programmable Read Only Memo) is used for storage Single Chip Microcomputer (SCM) program instruction and data;
Reset circuit is realized single-chip microcomputer electrification reset function;
Expansion I/O interface is for single-chip microcomputer provides the I/O interface;
Photoelectric isolating circuit is for the antijamming capability that improves described Single Chip Microcomputer (SCM) system.
7. the greenhouse intelligent control system based on Internet of Things according to claim 6 is characterized in that: described greenhouse intelligent control module comprise gathering and the environmental parameter that shows the greenhouse with the current state of the information acquisition module that the environment in greenhouse is carried out Real-Time Monitoring, the checkout equipment that shows the greenhouse and actuating equipment and assign the device control module of steering order and can set up the administrative model configuration module of multiple Based Intelligent Control model.
8. the greenhouse intelligent control system based on Internet of Things according to claim 7 is characterized in that: described greenhouse intelligent control module also comprise the corresponding cropping pattern that proportion of crop planting is provided the expert system enquiry module, carry out statistical report form print module that late time data processes, to the abnormal conditions in the system works alarm module of remote alarms is provided and realize that software module is divided, the user management module of user's login and rights management.
9. each or claim 7 or the greenhouse intelligent control system based on Internet of Things claimed in claim 8 according to claim 1-5, it is characterized in that: described checkout equipment comprises Temperature Humidity Sensor, soil moisture sensor, CO2 sensor, optical sensor, meteorological sensor and water meter, and described actuating equipment comprises blower fan, sunshade machine, shutter, skylight, water pump and solenoid valve.
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