CN201004177Y - A conservatory parameter measurement and monitoring system based on embedded technology - Google Patents
A conservatory parameter measurement and monitoring system based on embedded technology Download PDFInfo
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- CN201004177Y CN201004177Y CNU2007201056137U CN200720105613U CN201004177Y CN 201004177 Y CN201004177 Y CN 201004177Y CN U2007201056137 U CNU2007201056137 U CN U2007201056137U CN 200720105613 U CN200720105613 U CN 200720105613U CN 201004177 Y CN201004177 Y CN 201004177Y
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- 238000005259 measurement Methods 0.000 title claims abstract description 32
- 238000005516 engineering process Methods 0.000 title claims abstract description 15
- 238000012544 monitoring process Methods 0.000 title description 2
- 238000004891 communication Methods 0.000 claims description 11
- 230000003750 conditioning effect Effects 0.000 claims description 3
- 230000005055 memory storage Effects 0.000 claims 2
- 238000013461 design Methods 0.000 abstract description 5
- 230000006870 function Effects 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000002689 soil Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 235000015097 nutrients Nutrition 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000003973 irrigation Methods 0.000 description 3
- 230000002262 irrigation Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000005622 photoelectricity Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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Abstract
The utility model discloses a greenhouse multiparameter measurement and control system based on the embedded technology. A multiport hub is respectively connected with an embedded greenhouse specialized measurement and control device, a first network adapter and a second network adapter. The first network adapter is connected with an intelligent sensor, while the second f network adapter is connected with an executer driving module. The connecting relation of the inner modules inside the embedded greenhouse specialized measurement and control device is that the 32 bit MPU based on the ARM7TDMI is respectively connected with a memory, a program memory, a data memory, an Ethernet control chip, a JTAG interface, a RS232 transceiver and a LCD displaying and touching screen; and the RS232 transceiver is connected with a DB9 socket. The utility model is able to achieve the function of plug and play of the various sensors and executer driving modules to the Ethernet. Besides, the utility model replaces the traditional PC machine with embedded greenhouse specialized measurement and control device, thereby having the advantages of decreasing the volume, lowering the cost and adopting touching screen for operating and controlling the interface with fool design.
Description
Technical field
The utility model relates to a kind of multiparameter measurement and control system for greenhouse based on embedded technology.
Background technology
Greenhouse control system mainly adopts based on the fieldbus greenhouse control system both at home and abroad at present, but this control model has certain deficiency: 1, bus standard various and all have oneself the regulation protocol format and medium, incompatible each other, make that transmitter manufacturer is at a loss as to what to do, simultaneously sensors of various types can not plug and play, brings inconvenience for the expansion and the maintenance of custom system; 2, host computer generally adopts computing machine, cost height on the one hand, its Control Software interface complexity, operation inconvenience on the other hand, have or even English interface, user's culture is required very high, be unfavorable in the common peasant household of China, promoting.
Summary of the invention
The purpose of this utility model is at above-mentioned deficiency, and a kind of multiparameter measurement and control system for greenhouse based on embedded technology is provided.
Internal module annexation based on the multiparameter measurement and control system for greenhouse of embedded technology is: the multi-port network hub respectively with the special-purpose measurement and control instrument in embedded greenhouse, first network adapter, second network adapter is joined, first network adapter and intelligence sensor join, second network adapter and actuator driven module are joined, the internal module annexation of the special-purpose measurement and control instrument in embedded greenhouse is: based on the 32-bit microprocessor S3C44BOX of ARM7TDMI respectively with internal memory HY57V64160, program storage AM29LV160D, data-carrier store K9F2808UOB, ethernet control chip RTL8019AS, jtag interface, the RS232 transceiver, LCD shows and touch-screen joins, ethernet control chip and network transformer, the RJ45 interface socket joins, and RS232 transceiver and DB9 socket join.
The internal module annexation of described intelligence sensor is: the sensor binding post joins with conditioning amplifying circuit, PIC16F873 single-chip microcomputer, RS232 transceiver, DB9 socket, and PIC16F873 single-chip microcomputer and external memorizer 24LC256 join.
The annexation of the internal module of actuator driven module is: DB9 socket, RS232 transceiver, serial ports isolator, PIC16F877 single-chip microcomputer, optocoupler P521 join, and optocoupler joins with LED light and switching signal output wiring terminal respectively.
The internal module annexation of network adapter is: DB9 socket and RS232 transceiver, PIC16F877 single-chip microcomputer, communication controler SX52BD, ethernet controller RTL8019AS, network transformer, RJ45 socket join, and communication controler and external memorizer 24LC256 join.
The utility model is according to the IEEE1451.2 standard, and the network adapter of system design Ethernet also provides standard RS232 interface, can realize all types of sensors and the actuator driven module plug and play to Ethernet.Simultaneously, replace traditional PC, reduce cost with the special-purpose measurement and control instrument in embedded greenhouse; With the software interface of embedded graphic user-interface design " foolproof " TT﹠C system, and adopt touch screen operation, realization is manually controlled and controlled two kinds of control methods automatically, and is simple and practical.
Description of drawings
The multiparameter measurement and control system for greenhouse that Fig. 1 is based on embedded technology connects block diagram;
Fig. 2 is the hardware block diagram of the special-purpose measurement and control instrument in embedded greenhouse of the present utility model;
Fig. 3 is an intelligence sensor module STIM hardware block diagram of the present utility model;
Fig. 4 is an actuator driven module hardware block diagram of the present utility model;
Fig. 5 is a network adapter NCAP hardware block diagram of the present utility model;
Fig. 6 is based on the software flow pattern of the multiparameter measurement and control system for greenhouse of embedded technology.
Embodiment
As Fig. 1, shown in 2, multiparameter measurement and control system for greenhouse internal module annexation based on embedded technology is: the multi-port network hub respectively with the special-purpose measurement and control instrument in embedded greenhouse, first network adapter, second network adapter is joined, first network adapter and intelligence sensor join, second network adapter and actuator driven module are joined, the internal module annexation of the special-purpose measurement and control instrument in embedded greenhouse is: based on the 32-bit microprocessor S3C44BOX of ARM7TDMI respectively with internal memory HY57V64160, program storage AM29LV160D, data-carrier store K9F2808UOB, ethernet control chip RTL8019AS, jtag interface, the RS232 transceiver, LCD shows and touch-screen joins, ethernet control chip and network transformer, the RJ45 interface socket joins, and RS232 transceiver and DB9 socket join.
It is each module for power supply that system adopts the transformer of output+9V, with common netting twine the special-purpose measurement and control instrument in embedded greenhouse, intelligent network sensor, network actuator driven module are connected to the multi-port network hub, make it form a local area ethernet by the IP address of setting each module.The special-purpose measurement and control instrument in embedded greenhouse is the core control section of total system, receive the real time data that the intelligent network sensor is sent by Ethernet, and on LCD, show, thereby simultaneously by each topworks of Ethernet Control Network actuator driven module operation site.
The special-purpose measurement and control instrument in embedded greenhouse adopts 32 risc processor chip S3C44BOX of the ARM7TDMI of Samsung nuclear, and disposed the memory chip HY57V641620 of 8M, 2M program storage AM29LV160DT is as program storage, the data-carrier store K9F2808UOB of 16M; It is the blue white liquid crystal display device of the STN type HG320240A-B-CWH of 320*240 that man-machine interface adopts Taiwan to reach 6 inches of photoelectricity company, resolution clearly, and the touch-screen of having matched a equal resolution replaces traditional mousebutton operation; Adopt RTL8019AS, network transformer, RJ45 interface to constitute Ethernet interface, connect the data communication of hub realization and network intelligence sensor and network actuator driven module by netting twine; One road serial ports of microprocessor uses serial ports transceiver MAX232 to constitute standard RS232 serial ports; The jtag interface of microprocessor is used for the download of system debug and software program.The graphic user interface of this flush bonding processor and transplanting thereof and Control Software are the cores of total system.Wherein, EmGUI is adopted in the graphic user interface design, designed four interfaces, comprised real-time demonstration, parameter setting, control mode and system help interface: in real time display interface is used for each the environmental parameter value of greenhouse that shows that in real time intelligence sensor collects and system clock; Parameter setting interface is the automatic control mode service, set for the user that greenhouse is controlled automatically, soil irrigation is controlled automatically, soilless culture nutrient fluid is controlled each parameter upper lower limit value under three kinds of automatic control modes automatically, system controls each relevant topworks automatically maintains in the setting range parameter, allows plant growth in control environment; The control mode interface provides manual and above-mentioned three kinds of control selections automatically, and the shift knob of opening topworks under the manual control is provided; The operation instruction interface then is the online help menu of system, and how guides user uses native system.Can switch mutually between each sub-interface, all be full screen display to guarantee each sub-interface, and handled easily uses.Each graphical interfaces of system is short and sweet, is equipped with touch-screen and realizes that foolproof operation is with the use of suitable domestic consumer.
As shown in Figure 3, the internal module annexation of intelligence sensor is: the sensor binding post joins with conditioning amplifying circuit, PIC16F873 single-chip microcomputer, RS232 transceiver, DB9 socket, and PIC16F873 single-chip microcomputer and external memorizer 24LC256 join.
Intelligence sensor module (STIM) is responsible for the collection of greenhouse data, adopt the PIC16F873 single-chip microcomputer of U.S. Microchip company, and expansion EEPROM24LC256 is used to deposit the TEDS form data, parameters such as the manufacturing information of exportable this intelligence sensor, number of channels, unit information.Sensor output signal is behind modulate circuit, the normal voltage that converts 0-5V to inputs to the analog channel input port of PIC16F873A, after the inner A/D conversion of single-chip microcomputer, link to each other with Ethernet through network adapter NCAP according to the RS232 serial ports of certain data communication protocol by standard.An intelligence sensor can connect No. 3 sensors (can expand to 5 tunnel), can gather the parameter that comprises temperature, humidity, illuminance, soil moisture, nutrient solution conductivity and pH value isothermal chamber plantation needs, can make up according to the different needs of user.
As shown in Figure 4, the annexation of the internal module of actuator driven module is: DB9 socket, RS232 transceiver, serial ports isolator, PIC16F877 single-chip microcomputer, optocoupler P521 join, and optocoupler joins with the LED light and the signal output wiring terminal that opens the light respectively.
The PIC16F877 single-chip microcomputer is adopted in the core of actuator driven module, comprise reset circuit, RS232 serial port circuit, power supply modulate circuit, power supply and communication indicating circuit, photoelectricity spacing output circuit etc., and be connected the plug and play that realizes Ethernet with network adapter NCAP by the RS232 serial ports.The network actuator driven module of native system design has 15 tunnel output control ability, can control various greenhouse facilities such as roof ventilater folding motor, sunshade net motor, pump motor, well heater, blower fan, satisfies the demand for control in general greenhouse.
As shown in Figure 5, the internal module annexation of network adapter is: DB9 socket and RS232 transceiver, PIC16F877 single-chip microcomputer, communication controler SX52BD, ethernet controller RTL8019AS, network transformer, RJ45 socket join, and communication controler and external memorizer 24LC256 join.
Network adapter (NCAP) adopts the PIC16F877 single-chip microcomputer of U.S. Microchip company, the network communication module of forming in conjunction with communication controler SX52BD and 10M ethernet control chip RTL8019AS and network transformer and RJ45 socket is realized plug and play to intelligence sensor module and actuator driven module by the standard RS232 serial ports of single-chip microcomputer expansion.
As shown in Figure 6, software flow based on the multiparameter measurement and control system for greenhouse of embedded technology is: system powers on and carries out each module software and hardware initialization, embedded special-purpose measurement and control instrument entered TT﹠C system master interface display after initialization was finished, and updating system clock, call the Socket socket function simultaneously and connect network sensor module receiving sensor data, if Socket successful connection and the data layout that receives correctly then send real-time display interface to show; After finishing data acquisition, embedded special-purpose measurement and control instrument is judged the control mode that the user selects, if manually control then makes on the control mode interface each actuating mechanism controls button effective, the user can click these buttons by touch-screen and manually control on-the-spot topworks, carries out data acquisition next time at last; If automatically each parameter value of then sensing data that collects and user being set of control is relatively, then send the instruction control respective execution mechanisms and open and close and control each parameter automatically in user's setting range if transfinite, this moment, each shift knob of manually controlling was invalid.
In technique scheme, the control method of system is achieved in that
Control method comprises manual control and controls two kinds of patterns automatically.Under manual control model, system shows each parameter values that sensor acquisition arrives in real time according to the intelligent network sensor situation that connects, when for example plugging the intelligent network sensor of band temperature, light, wet sensor, show greenhouse parameters of temperature, illumination, humidity value, when plugging the intelligent network sensor of band soil humidity sensor again, then show the soil moisture value again, by that analogy, the user can control corresponding on-the-spot topworks at any time by the button of clicking on the control mode interface simultaneously; Under automatic control mode, system is except that realizing above-mentioned real-time Presentation Function, can select as required also that greenhouse is controlled automatically, soil irrigation is controlled automatically, soilless culture nutrient fluid one or more of control automatically, software is by after comparing the difference between sensor input value and the user's setting value, the automatic output control signal guarantees that each parameter is controlled at (wherein greenhouse is controlled automatically and adopted segmentation Multistage Control strategy) in the setting range.
It is each module for power supply that system adopts the transformer of output+9V, with common netting twine the special-purpose measurement and control instrument in embedded greenhouse, intelligent network sensor, network actuator driven module are connected to the multi-port network hub, make it form a local area ethernet by IP address and the port numbers of setting each module.The special-purpose measurement and control instrument in embedded greenhouse is the core control section of total system, receive the real time data that the intelligent network sensor is sent by Ethernet, and on LCD, show, thereby simultaneously by each topworks of Ethernet Control Network actuator driven module operation site.
But a plurality of intelligent network sensors of user's plug and play, collection comprises the parameter of temperature, humidity, illuminance, soil moisture, nutrient solution conductivity and pH value isothermal chamber plantation needs, can realize control automatically to greenhouse, soil irrigation, soilless culture nutrient fluid simultaneously, also can manually control, realize the monitoring and the control of greenhouse multiparameter on-the-spot each topworks.
Native system adopts touch screen operation, " foolproof " control interface.
Claims (4)
1. multiparameter measurement and control system for greenhouse based on embedded technology, it is characterized in that, the multi-port network hub respectively with the special-purpose measurement and control instrument in embedded greenhouse, first network adapter, second network adapter is joined, first network adapter and intelligence sensor join, second network adapter and actuator driven module are joined, the internal module annexation of the special-purpose measurement and control instrument in embedded greenhouse is: based on the 32-bit microprocessor of ARM7TDMI respectively with internal memory, program storage, data-carrier store, ethernet control chip, jtag interface, the RS232 transceiver, LCD shows and touch-screen joins, ethernet control chip and network transformer, the RJ45 interface socket joins, and RS232 transceiver and DB9 socket join.
2. a kind of multiparameter measurement and control system for greenhouse according to claim 1 based on embedded technology, it is characterized in that, the internal module annexation of described intelligence sensor is: the sensor binding post joins with conditioning amplifying circuit, PIC16F873 single-chip microcomputer, RS232 transceiver, DB9 socket, and PIC16F873 single-chip microcomputer and external memory storage 24LC256 join.
3. a kind of multiparameter measurement and control system for greenhouse according to claim 1 based on embedded technology, it is characterized in that, the annexation of the internal module of described actuator driven module is: DB9 socket and RS232 transceiver, serial ports isolator, PIC16F877 single-chip microcomputer, optocoupler join, and optocoupler joins with the LED light and the signal output wiring terminal that opens the light respectively.
4. a kind of multiparameter measurement and control system for greenhouse according to claim 1 based on embedded technology, it is characterized in that, the internal module annexation of described network adapter is: DB9 socket and RS232 transceiver, PIC16F877 single-chip microcomputer, communication controler, ethernet controller, network transformer, RJ45 socket join, and communication controler and external memory storage join.
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2007201056137U CN201004177Y (en) | 2007-01-16 | 2007-01-16 | A conservatory parameter measurement and monitoring system based on embedded technology |
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| CNU2007201056137U CN201004177Y (en) | 2007-01-16 | 2007-01-16 | A conservatory parameter measurement and monitoring system based on embedded technology |
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| CN201004177Y true CN201004177Y (en) | 2008-01-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102307222A (en) * | 2011-05-07 | 2012-01-04 | 合肥工业大学 | Intelligent greenhouse demonstration measurement and control system based on Internet of things technology |
| CN110800516A (en) * | 2019-10-29 | 2020-02-18 | 厦门迈信物联科技股份有限公司 | Plant growth microclimate model establishing method |
-
2007
- 2007-01-16 CN CNU2007201056137U patent/CN201004177Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102307222A (en) * | 2011-05-07 | 2012-01-04 | 合肥工业大学 | Intelligent greenhouse demonstration measurement and control system based on Internet of things technology |
| CN102307222B (en) * | 2011-05-07 | 2013-08-14 | 合肥工业大学 | Intelligent greenhouse demonstration measurement and control system based on Internet of things technology |
| CN110800516A (en) * | 2019-10-29 | 2020-02-18 | 厦门迈信物联科技股份有限公司 | Plant growth microclimate model establishing method |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080109 |