CN203136287U - WSN-based facility agriculture dimming system - Google Patents
WSN-based facility agriculture dimming system Download PDFInfo
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- CN203136287U CN203136287U CN 201320150029 CN201320150029U CN203136287U CN 203136287 U CN203136287 U CN 203136287U CN 201320150029 CN201320150029 CN 201320150029 CN 201320150029 U CN201320150029 U CN 201320150029U CN 203136287 U CN203136287 U CN 203136287U
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Abstract
The utility model discloses a WSN-based facility agriculture dimming system, comprising a main control node, driving nodes and LED actuators, wherein the main control node takes a first processor as the core, the processor receives environmental information acquired by a data acquisition module, and performs wireless transmission through a connected first wireless transceiver module; the driving nodes take second processors as the cores, the second processors receive dimming data transmitted by the main control node through connected second wireless transceiver modules, and each second processor is connected with a first relay and a second relay; each LED actuator comprises a red-light LED lamp group and a blue-light LED lamp group, the first relays are connected with the red-light LED lamp groups through red-light driving modules, and the second relays are connected with the blue-light LED lamp groups through blue-light driving modules; and the driving nodes are connected with the plurality of LED actuators, and a wireless sensor network is established by the main control node. The WSN-based facility agriculture dimming system satisfies the actual production demands of facility agriculture, has high reliability, can realize various control modes, further improves the economic benefit of greenhouse crops, and improves the agricultural production management level.
Description
Technical field
The utility model relates to a kind of industrialized agriculture light adjusting system based on WSN.
Background technology
Photosynthesis is the synthetic most important physiology course of plant energy, and the greenhouse is difficult to reach plant growth requirement owing to be subjected to human factor to influence photoenvironment.China's industrialized agriculture is ubiquity dimming mode problem such as science, the simple poor efficiency of equipment not aspect the illumination regulation and control, be embodied in and utilize the control of artificial experience and wired mode to carry out transfer of data to have caused regulating error big, control mode is single, deployment and deficiency such as difficult in maintenance; Adopt high-pressure sodium lamp, Metal halogen lamp etc. as light source, caused spectrum not match, energy consumption is big, and the luminous energy rate is low etc. with rate, has had a strong impact on the chamber crop economic benefit.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the purpose of this utility model is to provide a kind of industrialized agriculture light adjusting system based on WSN, satisfy industrialized agriculture actual production demand, the reliability height, can realize multiple control modes, further improve the chamber crop economic benefit, promote the agricultural production managerial skills, reduce management cost.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of industrialized agriculture light adjusting system based on WSN comprises:
Main controlled node is core with the first processor, and processor receives the environmental information of data collecting module collected, carries out wireless transmission by first radio receiving transmitting module that connects;
Driving node, is core with second processor, and second processor receives the light modulation data that main controlled node transmits by the second antenna wireless transceiver module that connects, and second processor connects first relay and second relay;
The LED actuator comprises red-light LED lamp group and blue LED lamp group, and described first relay connects red-light LED lamp group by the ruddiness driver module, and described second relay connects the blue LED lamp group by the blu-ray drives module;
Described driving node connects a plurality of LED actuators, sets up wireless sense network by main controlled node.
Thereby provide four kinds of brightness adjustment control modes such as manual control, threshold value control, timing controlled, quantitative control for the user.
Described first processor and second processor are CC2530.
Described data acquisition module comprises Temperature Humidity Sensor and optical sensor.
Described ruddiness driver module and blu-ray drives module are PT4115 and drive chip.
Described main controlled node is connected to human-computer interaction module, described human-computer interaction module shows with LCDs, as device keys, described LCDs and first processor adopt serial SPI mode to communicate with reset key, and the device keys circuit utilizes or door and the realization of LM358 amplifier.
Compared with prior art, the utility model adopts CC2530 as core processor, utilize WSN technology groups establishing network, drive chip with PT4115 for the LED light modulation, four kinds of brightness adjustment control modes such as manual control, threshold value control, timing controlled, quantitative control are provided for the user, wherein the threshold value control mode can detect data and the actual light modulation amount of plant growth desired value calculating crop in real time according to greenhouse temperature, red blue light, realizes accurately regulating as required; Manual control mode provides LED standard-sized sheet or two kinds of operating states of full cut-off for the user, namely forces light-modulating mode; Timing controlled is controlled according to the set time parameter of user; Quantitatively control is regulated according to the set LED lamp of user group luminance parameter.
Description of drawings
Fig. 1 is the utility model theory diagram.
Fig. 2 is the utility model main controlled node schematic block circuit diagram.
Fig. 3 is that the utility model drives node and LED actuator electricity theory diagram.
Fig. 4 is the utility model main controlled node software flow pattern.
Fig. 5 is that the utility model drives the node software flow chart.
Embodiment
Describe execution mode of the present utility model in detail below in conjunction with drawings and Examples.
As shown in Figure 1, a kind of industrialized agriculture light adjusting system based on WSN, comprise main controlled node, drive node and LED actuator, drive node and can connect a plurality of LED actuators, set up wireless sense network by main controlled node, whole one-tenth stelliform connection topology configuration has characteristics such as capacity is big, low cost, low-power consumption, and adjacent two driving node transmission ranges can reach 10～150m, satisfy Wireless Light modulating system design requirement in the greenhouse fully.
As shown in Figure 2, main controlled node mainly be responsible for to make up and start that network, network parameter selections, current environment information monitoring, control mode are selected, calculating light modulation value, dimmer command issue functions such as man-machine interaction.It is core with the first processor, and processor connects data acquisition module, first radio receiving transmitting module, power module, human-computer interaction module and clock module.Data acquisition module comprises Temperature Humidity Sensor and optical sensor, is the system acquisition environmental data.Wherein first processor is selected CC2530 for use, includes high-performance low-power-consumption 8051 microcontrollers, operating voltage 3.3V, 21 I/O mouths of peripheral hardware, wherein P1.0 connecting system operate as normal signal LED light; P0.1 inserts hand push button; The human-computer interaction module circuit is that liquid crystal is connected with P0.0, P1.2, P1.5, P1.6 respectively, and button is connected with P0.6, P2.0 mouth; P0.2, P0.4, P0.5 link to each other with clock chip DS1302; The P1.4 mouth is connected with temperature sensor, and P1.1, P1.3 mouth link to each other with optical sensor, and physical circuit is designed and developed according to CC2530 chip handbook, has reduced development difficulty.First radio receiving transmitting module is by executive circuit antenna to be connected CC2530 to go up realization, it is the main controlled node power supply that power module adopts the 5V adapter, after the power supply input, typical circuit through step-down chip ASM-1117 provides 3.3V direct voltage for system, clock module is according to typical circuit design in the DS1302 chip handbook, and the feasible system time makes and the timing controlled function.Human-computer interaction module shows with LCDs DB12864-16C, with reset key as device keys, under the condition that satisfies the system works requirement, use for saving the I/O mouth, described LCDs and first processor adopt serial SPI mode to communicate, and the device keys circuit utilizes or door and the realization of LM358 amplifier.Simultaneously, for satisfying system's later stage expansion demand, will remain the I/O mouth and use as the spare extension mouth, to improve system's practical application and secondary development ability.
As shown in Figure 3, drive node and LED actuator and constituted the light modulation operating part jointly, driving node is core with second processor, and second processor connects the second antenna wireless transceiver module, first relay and second relay; The LED actuator comprises red-light LED lamp group and blue LED lamp group, and first relay connects red-light LED lamp group by the ruddiness driver module, and second relay connects the blue LED lamp group by the blu-ray drives module.
The driving node belongs to simplifies function device, only finishes brightness adjustment control order reception and signal output function, can reduce periphery circuit design, reduces the cost of intelligent dimming system.In the physical circuit, second processor is CC2530, and P1.0 connects the ruddiness driver module, and P1.1 connects the blu-ray drives module, and P1.5 connects first relay, and P1.6 connects second relay.
The LED actuator is by the power supply of 24V power supply, and ruddiness driver module and blu-ray drives module select PT4115 to drive chip, and it is the step-down constant-current source of a continuous electric inducing current conduction mode, can be used for driving one or plurality of LEDs series connection.LED lamp group is made up of some red, blue-ray LEDs in proportion according to the plant required luminous environment of growing.
Based on above structure, native system software mainly comprises transfer of data and two parts of nodal function software between node.
The node data transmission course is at first carried out scan channel by main controlled node, selects suitable channel group establishing network.In the IEEEE802.15.4 agreement, the 2.4G frequency range is divided 16 channels, be numbered 11-26, native system is selected default value 11 channels, after successfully constructing, drive node and add network in direct mode, namely drive node as the child node of main controlled node, sent as its subset order to driving node by main controlled node.Main controlled node plays the telegon effect in network, be responsible for network struction.For guaranteeing the system safety reliably working, system adopts distributed allocation mechanism to distribute the address of oneself for each node, main controlled node uses 0x0000 as the short address of oneself later in networking, after driving XM adding grid, carry out communication by unduplicated 16 short addresses of main control device Random assignment as own unique address.
Main controlled node control software comprises two class transducer analytical functions, calculates subprograms such as decision-making process, parameter setting program, liquid crystal display program, timing routine; Drive node as terminal node, after finishing brightness adjustment control order reception, control signal is exported to relay and drive circuit, and the LED actuator is regulated red blue LED lamp group state in real time according to the brightness adjustment control order, realizes multiple mode and the controlled in wireless of greenhouse luminous environment.
As shown in Figure 4, the main controlled node software flow is as follows:
Start back system carries out initialization, check whether preserve existing network, if system preserves existing network and then reduces network, if the existing network of preservation then detects and has network whether, if exist network then to carry out network ID+1, finish networking, as if not existed network then to carry out the scanning of particular channel particular network and having finished networking, main controlled node allows other nodes to add during networking, after finishing, networking selects the brightness adjustment control mode, determine control mode and carry out the control decision computing, finish brightness adjustment control order wireless transmission at last.
As shown in Figure 5, driving node software flow process is as follows:
After driving the node start, at first carry out initialization, check after finishing and whether preserve existing network, then reduce network if preserve existing network, if the existing network of preservation does not then scan already present network and sends the request of networking simultaneously, after adding the network success, driving node begins to receive the brightness adjustment control order of main controlled node transmission and exports LED lamp group control signal according to dimmer command, begin dormancy after the output control signal, if dormancy time does not then continue the original control signal of output to then receiving the dimmer command that main controlled node sends again if dormancy time arrives.
Native system can be realized four kinds of control modes such as manual control, timing controlled, threshold value control and quantitative control according to needs of production, wherein threshold value control is to carry out light modulation according to the environmental threshold value that the user arranges, and all then accurately regulates LED lamp group output brightness according to set red blue light light intensity threshold value and the actual red blue light light intensity difference of greenhouse in threshold range if detect chamber environment temperature, red blue light light intensity; Manually control is according to user's request LED lamp group to be forced standard-sized sheet or complete shut-down; Timing controlled is as required LED lamp group to be controlled switching time; Quantitatively control is the actual output brightness that LED lamp group is set according to user's request.
At the evidence of native system, native system can be realized multiple control modes light modulations such as manual control, timing controlled, threshold value control and quantitative control according to user's actual needs, and all control commands all can adopt wireless transmission method accurately to transmit.Wherein under the threshold value control mode, main controlled node can be finished envirment factors such as greenhouse real time temperature, red blue light light intensity and detect, and based on the photosynthesis mechanism actual light requirement of chamber crop of accurately making a strategic decision; Drive node and can stablize the actual light modulation data of reception, and accurately export to drive circuit and relay, the LED actuator can accurately be regulated LED lamp group output state according to control command.
To sum up, the utility model can select multiple control modes that the chamber crop luminous environment is carried out wireless regulation and control by user's actual need.Wherein the threshold value control mode is taken all factors into consideration crop photosynthesis function influence factor, according to actual light requirements of envirment factor accurate Calculation crop such as greenhouse temperature, red blue light light intensity, has realized regulating as required in real time of greenhouse luminous environment.Simultaneity factor adopts wireless sensor network technology transmission dimmer command in conjunction with the greenhouse actual production conditions, and the system that effectively reduces disposes difficulty and maintenance cost; Adopt led light source of new generation, reduced production cost, saved the energy.Through actual deployment and operation proof, system has good stability, accuracy height, disposes simple, less cost of power.
Claims (5)
1. the industrialized agriculture light adjusting system based on WSN is characterized in that, comprising:
Main controlled node is core with the first processor, and processor receives the environmental information of data collecting module collected, carries out wireless transmission by first radio receiving transmitting module that connects;
Driving node, is core with second processor, and second processor receives the light modulation data that main controlled node transmits by the second antenna wireless transceiver module that connects, and second processor connects first relay and second relay;
The LED actuator comprises red-light LED lamp group and blue LED lamp group, and described first relay connects red-light LED lamp group by the ruddiness driver module, and described second relay connects the blue LED lamp group by the blu-ray drives module;
Described driving node connects a plurality of LED actuators, sets up wireless sense network by main controlled node.
2. the industrialized agriculture light adjusting system based on WSN according to claim 1 is characterized in that, described first processor and second processor are CC2530.
3. the industrialized agriculture light adjusting system based on WSN according to claim 1 is characterized in that described data acquisition module comprises Temperature Humidity Sensor and optical sensor.
4. the industrialized agriculture light adjusting system based on WSN according to claim 1 is characterized in that, described ruddiness driver module and blu-ray drives module are PT4115 and drive chip.
5. the industrialized agriculture light adjusting system based on WSN according to claim 1, it is characterized in that, described main controlled node is connected to human-computer interaction module, described human-computer interaction module shows with LCDs, with reset key as device keys, described LCDs and first processor adopt serial SPI mode to communicate, and the device keys circuit utilizes or door and the realization of LM358 amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320150029 CN203136287U (en) | 2013-03-28 | 2013-03-28 | WSN-based facility agriculture dimming system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320150029 CN203136287U (en) | 2013-03-28 | 2013-03-28 | WSN-based facility agriculture dimming system |
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| CN203136287U true CN203136287U (en) | 2013-08-14 |
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| CN 201320150029 Expired - Fee Related CN203136287U (en) | 2013-03-28 | 2013-03-28 | WSN-based facility agriculture dimming system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104582151A (en) * | 2014-12-19 | 2015-04-29 | 苏州佳亿达电器有限公司 | Intelligent control system for LED plant growth lamp |
| CN107592710A (en) * | 2016-07-08 | 2018-01-16 | 松下知识产权经营株式会社 | Lighting Control Assembly and method, lighting device, computer-readable medium |
-
2013
- 2013-03-28 CN CN 201320150029 patent/CN203136287U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104582151A (en) * | 2014-12-19 | 2015-04-29 | 苏州佳亿达电器有限公司 | Intelligent control system for LED plant growth lamp |
| CN107592710A (en) * | 2016-07-08 | 2018-01-16 | 松下知识产权经营株式会社 | Lighting Control Assembly and method, lighting device, computer-readable medium |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20140328 |