阅读说明：本技术 一种无线传感器网络的植物补光装置 (Plant light supplementing device of wireless sensor network ) 是由 马驰 朱悦 张鹏 于 2018-07-14 设计创作，主要内容包括：一种无线传感器网络的植物补光装置,属于植物补光技术领域,是主要由光照传感器、AD转换模块、MCU、总协调器、接收器、信号放大电路和植物补光灯组成的,其特征在于：所述光照传感器和AD转换模块相连接,总协调器和MCU相连接,接收器和总协调器相连接,信号放大电路和植物补光灯相连接,PC机和总协调器相连接,本发明的无线传感器网络的植物补光装置,采用无线传感器技术,避免的有线布置的诸多问题,提高了系统稳定性；通过PWM调光方式控制补光,能实现对温室大棚中农作物的实时精确补光。(The utility model provides a plant light filling device of wireless sensor network, belongs to plant light filling technical field, is mainly become its characterized in that by illumination sensor, AD conversion module, MCU, total coordinator, receiver, signal amplification circuit and plant light filling lamp constitution: the plant light supplement device of the wireless sensor network adopts a wireless sensor technology, avoids a plurality of problems of wired arrangement and improves the system stability; the light supplement is controlled in a PWM light adjusting mode, and real-time accurate light supplement for crops in the greenhouse can be achieved.)

1. The utility model provides a plant light filling device of wireless sensor network, is mainly become its characterized in that by illumination sensor, AD conversion module, MCU, total coordinator, receiver, signal amplification circuit, plant light filling lamp and PC constitution: the illumination sensor is connected with the AD conversion module, the AD conversion module is connected with the MCU, the general coordinator is connected with the MCU, the receiver is connected with the general coordinator, the receiver is connected with the MCU, the signal amplification circuit is connected with the plant light supplement lamp, and the PC is connected with the general coordinator.

2. The plant lighting device of claim 1, wherein: the illumination sensor adopts BH1750FVI and is a digital light intensity sensor integrated circuit used for a two-wire serial bus interface.

3. The plant lighting device of claim 1, wherein: the MCU adopts a CC2530 module, the PC and the coordinator adopt a 220V power supply for power supply, and the router and the terminal node adopt a No. 5 battery for power supply. The communication between the Zigbee network coordinator and the PC client is realized by a serial port circuit, and the CC2530 is provided with two serial communication interfaces USART0 and USART1, and the standard of the use is RS-485. The two serial communication interfaces have the same function, can support different protocols and can carry out full-duplex communication.

4. The plant lighting device of claim 1, wherein: plant light filling lamp, the monochromatic red blue light source of LED for the plant of having selected light macro 40MIL chip, when the voltage at its both ends is lower, LED can be in the off-state, when voltage reaches a definite value, can switch on luminous, at this moment, the voltage that adds at the LED both ends increases slightly, the electric current will obviously increase, carry out constant current drive to LED light filling lamp array and selected PT4115, PT4115 both is LED constant current drive and can carry out PWM and adjust luminance with the simulation and adjust luminance, can convenience of customers effectively adjust luminance, VIN is the voltage end, SY switch output end, DIM is the control end of adjusting luminance. The brightness of the LED is regulated by the PWM signal at pin D1M.

Technical Field

The invention relates to a plant light supplementing device of a wireless sensor network, and belongs to the technical field of plant light supplementing.

Background

In recent years, the whole national economy of China is continuously improved, the living quality of people is continuously improved along with the economic development, and the demand of anti-season vegetables is on the rising trend year by year. Therefore, in the aspect of agricultural planting, the yield of agricultural crops in unit area needs to be increased while the out-of-season vegetable production is increased, so that the living needs of people are met, and the living quality is improved. The greenhouse planting is an important way and method for solving the problem, the land utilization rate can be improved, the planting annual output per unit area can be improved, and the environment in the greenhouse is relatively easy to control. Through manual control, crops in the greenhouse can not be influenced by seasonal climate and illumination temperature, crop yield and quality improve thereupon, and along with the development of science and technology, the light filling equipment in the greenhouse is also being carried out continuous renewal. The invention develops a plant light supplement device of a wireless sensor network.

Disclosure of Invention

In order to overcome the defects, the invention provides a plant light supplement device of a wireless sensor network.

The invention is realized by the following technical scheme: the utility model provides a plant light filling device of wireless sensor network, is mainly become its characterized in that by illumination sensor, AD conversion module, MCU, total coordinator, receiver, signal amplification circuit, plant light filling lamp and PC constitution: the illumination sensor is connected with the AD conversion module, the AD conversion module is connected with the MCU, the general coordinator is connected with the MCU, the receiver is connected with the general coordinator, the receiver is connected with the MCU, the signal amplification circuit is connected with the plant light supplement lamp, and the PC is connected with the general coordinator.

The illumination sensor adopts BH1750FVI and is a digital light intensity sensor integrated circuit used for a two-wire serial bus interface.

The MCU adopts a CC2530 module, the PC and the coordinator adopt a 220V power supply for power supply, and the router and the terminal node adopt a No. 5 battery for power supply. The communication between the Zigbee network coordinator and the PC client is realized by a serial port circuit, and the CC2530 is provided with two serial communication interfaces USART0 and USART1, and the standard of the use is RS-485. The two serial communication interfaces have the same function, can support different protocols and can carry out full-duplex communication.

Plant light filling lamp, the monochromatic red blue light source of LED for the plant of having selected light macro 40MIL chip, when the voltage at its both ends is lower, LED can be in the off-state, when voltage reaches a definite value, can switch on luminous, at this moment, the voltage that adds at the LED both ends increases slightly, the electric current will obviously increase, carry out constant current drive to LED light filling lamp array and selected PT4115, PT4115 both is LED constant current drive and can carry out PWM and adjust luminance with the simulation and adjust luminance, can convenience of customers effectively adjust luminance, VIN is the voltage end, SY switch output end, DIM is the control end of adjusting luminance. The brightness of the LED is regulated by the PWM signal at pin D1M.

The invention has the advantages that: according to the plant light supplement device of the wireless sensor network, the wireless sensor technology is adopted, so that various problems of wired arrangement are avoided, and the system stability is improved; the light supplement is controlled in a PWM light adjusting mode, and real-time accurate light supplement for crops in the greenhouse can be achieved.

Drawings

FIG. 1 is a schematic diagram of the system of the present invention.

In the figure, the device comprises an illumination sensor 1, an AD conversion module 2, a MCU 4, a general coordinator 5, a receiver 6, a signal amplification circuit 7, a plant light supplement lamp 8 and a PC.

Detailed Description

The utility model provides a plant light filling device of wireless sensor network, is mainly by illumination sensor 1, AD conversion module 2, MCU3, total coordinator 4, receiver 5, signal amplification circuit 6, plant light filling lamp 7 and PC 8 constitute, its characterized in that: the illumination sensor 1 is connected with the AD conversion module 2, the AD conversion module 2 is connected with the MCU3, the general coordinator 4 is connected with the MCU3, the receiver 5 is connected with the general coordinator 4, the receiver 5 is connected with the MCU3, the signal amplification circuit 6 is connected with the MCU3, the signal amplification circuit 6 is connected with the plant light supplement lamp 7, and the PC 8 is connected with the general coordinator 4.

The illumination sensor 1 adopts BH1750FVI and is a digital light intensity sensor integrated circuit used for a two-wire serial bus interface.

The MCU3 adopts a CC2530 module, the PC and the coordinator adopt a 220V power supply for power supply, and the router and the terminal node adopt a No. 5 battery for power supply. The communication between the Zigbee network coordinator and the PC client is realized by a serial port circuit, and the CC2530 is provided with two serial communication interfaces USART0 and USART1, and the standard of the use is RS-485. The two serial communication interfaces have the same function, can support different protocols and can carry out full-duplex communication.

Plant light filling lamp 7, the monochromatic red blue light source of LED for plant of having selected light macro 40MIL chip, when the voltage at its both ends is lower, LED can be in the off-state, when voltage reaches a definite value, can switch on and give out light, at this moment, the voltage that adds at the LED both ends increases slightly, the electric current will obviously increase, carry out constant current drive to LED light filling lamp array and selected PT4115, PT4115 both is LED constant current drive and can carry out PWM and adjust luminance with the simulation and adjust luminance, can convenience of customers effectively adjust luminance, VIN is the voltage terminal, SY switch output end, DIM is the control end of adjusting luminance. The brightness of the LED is regulated by the PWM signal at pin D1M.

When the device works, the illumination detector, namely an agricultural special sensor, collects illumination information, the illumination information is directly sent to the master coordinator through the Zigbee network after A/D conversion, the PWM dimming module of the light supplement lamp is subjected to information transmission and feedback control to accurately supplement light, and meanwhile, the PC receives the received data and arranges the data into an illumination log, so that a grower can check the data and make a correct decision. The PWM dimming is adopted, the luminous flux density of the LED and the duty ratio are in a linear relation, the two light sources mix light, and the luminous flux density after the light mixing is the superposition of the two light sources. All plant light supplement lamps in the greenhouse are monitored and controlled by the Zigbee network, the light supplement lamps adopt the combination of LED red and blue LED monochromatic light sources, and a plurality of red and blue LEDs are used for different crops with different light-to-mass ratios, so that the light supplement lamps can be repeatedly used.

It will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments described above without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims.