CN108318894A - Greenhouse regulator control system based on laser radar - Google Patents
Greenhouse regulator control system based on laser radar Download PDFInfo
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- CN108318894A CN108318894A CN201810266394.3A CN201810266394A CN108318894A CN 108318894 A CN108318894 A CN 108318894A CN 201810266394 A CN201810266394 A CN 201810266394A CN 108318894 A CN108318894 A CN 108318894A
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- fpga
- laser radar
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/247—Watering arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
-
- 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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- Automation & Control Theory (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses the greenhouse regulator control systems based on laser radar, including monitoring unit, sensor unit, execution unit, image processing unit and central control unit, monitoring unit includes camera, video acquisition coding module, video exports coding module, display module and laser radar module；Central control unit includes FPGA and ARM；Sensor unit and execution unit are connect with ARM respectively, and camera, video acquisition coding module and FPGA are sequentially connected, and display module, video exports coding module and FPGA are sequentially connected；Video acquisition coding module and video exports coding module are connect with ARM respectively；The control terminal of camera is connect with ARM；Image processing unit is connect with FPGA；FPGA is connect with ARM.Sheet of the present invention carries out data acquisition by camera and laser radar to plant, central control unit intelligently switches the enabling of camera and laser radar unit and according to the collected environmental monitoring data of sensor, intelligent starting execution unit effectively reduces energy consumption, has saved manpower.
Description
Technical field
The present invention relates to agricultural monitoring technical fields, more particularly to the greenhouse regulator control system based on laser radar.
Background technology
China has become world's protected crop and cultivates the first big country at present, and protected crop cultivated area is flat more than 2,100,000
Square rice.It is the key that improve one of Chinese hothouse production international competitiveness to improve Chinese greenhouse flower level.During this is also
One of the problem of state pays close attention to always for over ten years, but with ever-changing, the infiltration of technology of Internet of things in market, it is production-scale
Expand, the monitoring of hothouse production overall process, the demand of control technique are increasingly increased, not only to plan crops planting area, product
Kind, also want energy prediction markets so that production system is in good operating status.Although domestic each agricultural universities and colleges grind with scientific research institutions
A series of Greenhouse Monitoring systems have been sent out, but these products are mostly based on camera and sensor progress Greenhouse Measurement, regulate and control, if
It is standby various and huge, and manual operation is also needed to mostly.
Invention content
To solve the above-mentioned problems, the present invention proposes a kind of greenhouse regulator control system of intellectual monitoring vegetation growth state, this
Scheme carries out data acquisition by camera and laser radar to vegetation growth state, and central control unit can intelligently switch camera shooting
The enabling of head and laser radar unit acquires environmental monitoring data by sensor, and central control unit is according to monitoring data intelligence
Energy compensates operation.
Specifically, the greenhouse regulator control system based on laser radar, including monitoring unit, sensor unit, execution unit, figure
As processing unit and central control unit, the monitoring unit includes camera, video acquisition coding module, video exports coding
Module, display module and laser radar module；The central control unit includes FPGA and ARM；It the sensor unit and holds
Row unit is connect with the ARM respectively, and the camera, video acquisition coding module and FPGA are sequentially connected, the display mould
Block, video exports coding module and FPGA are sequentially connected；The video acquisition coding module and the video exports coding module
It is connect respectively with the ARM；The control terminal of the camera is connect with the ARM；Described image processing unit and the FPGA
Connection；The FPGA is connect with the ARM.
Further, the sensor unit includes temperature sensor, humidity sensor and sensor of dust concentration, described
Temperature sensor, humidity sensor and sensor of dust concentration are connect with the ARM respectively.
Further, the execution unit includes humidifier and water injector, and the humidifier and water injector divide
It is not connect with the ARM.
Further, the laser radar module includes a wordline transmitter, USB camera, AVR single chip and electronic cloud
Platform, the wordline transmitter and USB camera are arranged on the electric platform, the wordline transmitter, USB camera
And electric platform is connect with the AVR single chip respectively.
Further, described image processing unit is dsp processor, the input terminal of the dsp processor and the FPGA
Output end connection, the output end of the dsp processor connect with the input terminal of the FPGA.
Further, the system also includes storage unit, the storage unit include DDR2 memories, DPRAM,
FLASH memory and SDRAM, the dsp processor, DPRAM and FPGA are sequentially connected, and the FLASH memory and SDRAM divide
It is not connect with the dsp processor, the DDR2 memories are connect with the FPGA.
Further, the video acquisition coding module is TW2867, and the video exports coding module is ADV7123,
The display module is LCD display.
Further, the humidity sensor is multiple, is arranged in soil.
Further, described FPGA, ARM and AVR single chip are connected by spi bus.
Further, the temperature sensor, humidity sensor and sensor of dust concentration by RS485 buses with it is described
ARM connections.
The beneficial effects of the present invention are：This programme carries out data by camera and laser radar to vegetation growth state
Acquisition, central control unit can intelligently switch the enabling of camera and laser radar unit, environmental monitoring acquired by sensor
Data, central control unit compensate operation according to monitoring data intelligence, effectively reduce energy consumption, saved manpower.
Description of the drawings
Fig. 1 is the system schematic of the greenhouse regulator control system based on laser radar of the present invention.
Specific implementation mode
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control illustrates this hair
Bright specific implementation mode.
As shown in Figure 1, the greenhouse regulator control system based on laser radar, including monitoring unit, sensor unit, execute list
Member, image processing unit and central control unit, the monitoring unit include that camera, video acquisition coding module, video are defeated
Go out coding module, display module and laser radar module；The central control unit includes FPGA and ARM；The sensor list
Member and execution unit are connect with the ARM respectively, and the camera, video acquisition coding module and FPGA are sequentially connected, described
Display module, video exports coding module and FPGA are sequentially connected；The video acquisition coding module and video output are compiled
Code module is connect with the ARM respectively；The control terminal of the camera is connect with the ARM；Described image processing unit and institute
State FPGA connections；The FPGA is connect with the ARM.
Further, the sensor unit includes temperature sensor, humidity sensor and sensor of dust concentration, described
Temperature sensor, humidity sensor and sensor of dust concentration are connect with the ARM respectively.
Further, the execution unit includes humidifier and water injector, and the humidifier and water injector divide
It is not connect with the ARM.
Further, the laser radar module includes a wordline transmitter, USB camera, AVR single chip and electronic cloud
Platform, the wordline transmitter and USB camera are arranged on the electric platform, the wordline transmitter, USB camera
And electric platform is connect with the AVR single chip respectively.
Further, described image processing unit is dsp processor, the input terminal of the dsp processor and the FPGA
Output end connection, the output end of the dsp processor connect with the input terminal of the FPGA.
Further, the system also includes storage unit, the storage unit include DDR2 memories, DPRAM,
FLASH memory and SDRAM, the dsp processor, DPRAM and FPGA are sequentially connected, and the FLASH memory and SDRAM divide
It is not connect with the dsp processor, the DDR2 memories are connect with the FPGA.
Further, the video acquisition coding module is TW2867, and the video exports coding module is ADV7123,
The display module is LCD display.
Further, the humidity sensor is multiple, is arranged in soil.
Further, described FPGA, ARM and AVR single chip are connected by spi bus.
Further, the temperature sensor, humidity sensor and sensor of dust concentration by RS485 buses with it is described
ARM connections.
The workflow of the present embodiment is:
Temperature sensor, humidity sensor and sensor of dust concentration acquire greenhouse data, and arm processor is by the number of acquisition
It is compared according to predetermined threshold value, and ambient compensation is carried out according to comparing result intelligent drives humidifier or water injector；This
In camera be arranged above the quadrangle in greenhouse each one, video acquisition coding module uses the TW2867 of Techwell companies,
4 tunnels can be inputted and meet vision signal, PAL/NTSC/SECAM automatic identifications export BT656, can multiplex bus, FPGA
End demultiplexing, saves IO, and arm processor uses the STM32F103 of STMicw Electronics, the IIC interfaces of wherein TW2867 and reset
Pin is connected with STM32F103, by STM32F103 come to TW2867 carry out initialization and control operation, other pins with
FPGA is connected；Video exports coding module selects video coding chip ADV7123, video coding chip ADV7123 output simulations
Vision signal connects LCD liquid crystal displays by USB interface, can see the various results of processing on the screen； FPGA
It is the high-performance core plate of this exploitation of the EP4CE30F23C6 of the CYCLONEIV series of the ALTERA companies selected, is suitble to regard
Frequency image procossing and high-speed data acquisition etc. use；Memory module is to have used DDR2 chips, has selected MICRON companies
MT47H64M16HR this DDR2 chip, capacity 1G can be extended to meet the needs of multi-channel video processing.
Using FPGA and DSP as core, the image that video acquisition coding module inputs camera carries out scan picture
Separation, amplification, and complete A/D samplings under the control of FPGA and convert analog signals into digital signal, and digital signal is defeated
Enter FPGA module, FPGA module is used for the required logic control signal of generation system, clock signal is provided for each chip, right
Input picture is pre-processed；DSP is used to carry out the complicated figure such as target detection, recognition and tracking to pretreated image
As processing operation, laser radar obtains two-dimentional echo, the laser facula information that AVR single chip will be got by USB camera
It is pre-processed, calculates the pixel coordinate of each facula information, and the information is sent to DSP by FPGA, DSP obtains coordinate
Information simultaneously carries out imaging operation, is exported and is shown by LCD display；The collected information of camera first carries out image in FPGA
The pretreatments such as segmentation, gray scale, then the image handled well is sent to DSP, further operation is carried out by DSP, realizes that image is known
The functions such as not, DDR2 are then used for storing pending video, image information；ARM can enable camera by clock intelligent selection
Or laser radar carries out data acquisition, ensure that continual monitoring in 24 hours while saving electric energy.
For image processing system, the data volume exchanged is big, and the pixel rate of video is high, double used here as one piece
Mouth RAM, that is, DPRAM carries out the data exchange of FPGA and DSP, meets and exchanges the big requirement of data volume, and realization, DPRAM is facilitated to select
Be IDT70V631S, there are respective address bus, data/address bus and a Read-write Catrol in storage cycle 12ns, two ports, DSP and
FPGA can access and control to it in the port respectively connected.
It should be noted that for each embodiment of the method above-mentioned, for simple description, therefore it is all expressed as to a system
The combination of actions of row, but those skilled in the art should understand that, the application is not limited by the described action sequence, because
For according to the application, certain some step can be performed in other orders or simultaneously.Secondly, those skilled in the art also should
Know, embodiment described in this description belongs to preferred embodiment, involved action and unit not necessarily this Shen
It please be necessary.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in some embodiment
Part, may refer to the associated description of other embodiment.
One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in computer read/write memory medium
In, the program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, ROM, RAM etc..
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore equivalent changes made in accordance with the claims of the present invention, is still within the scope of the present invention.
Claims (10)
1. the greenhouse regulator control system based on laser radar, including monitoring unit, sensor unit, execution unit, image procossing list
Member and central control unit, which is characterized in that the monitoring unit includes camera, video acquisition coding module, video output
Coding module, display module and laser radar module；The central control unit includes FPGA and ARM；The sensor unit
And execution unit is connect with the ARM respectively, the camera, video acquisition coding module and FPGA are sequentially connected, described aobvious
Show that module, video exports coding module and FPGA are sequentially connected；The video acquisition coding module and the video exports coding
Module is connect with the ARM respectively；The control terminal of the camera is connect with the ARM；Described image processing unit with it is described
FPGA connections；The FPGA is connect with the ARM.
2. the greenhouse regulator control system according to claim 1 based on laser radar, which is characterized in that the sensor unit
Including temperature sensor, humidity sensor and sensor of dust concentration, the temperature sensor, humidity sensor and dust concentration
Sensor is connect with the ARM respectively.
3. the greenhouse regulator control system according to claim 1 based on laser radar, which is characterized in that the execution unit packet
Humidifier and water injector are included, the humidifier and water injector are connect with the ARM respectively.
4. the greenhouse regulator control system according to claim 1 based on laser radar, which is characterized in that the laser radar mould
Block includes a wordline transmitter, USB camera, AVR single chip and electric platform, the wordline transmitter and USB camera
Be arranged on the electric platform, the wordline transmitter, USB camera and electric platform respectively with the AVR single chip
Connection.
5. the greenhouse regulator control system according to claim 1 based on laser radar, which is characterized in that described image processing is single
Member is dsp processor, and the input terminal of the dsp processor is connect with the output end of the FPGA, the output of the dsp processor
End is connect with the input terminal of the FPGA.
6. the greenhouse regulator control system according to claim 5 based on laser radar, which is characterized in that the system also includes
Storage unit, the storage unit include DDR2 memories, DPRAM, FLASH memory and SDRAM, the dsp processor,
DPRAM and FPGA are sequentially connected, and the FLASH memory and SDRAM are connect with the dsp processor respectively, and the DDR2 is deposited
Reservoir is connect with the FPGA.
7. the greenhouse regulator control system according to claim 1 based on laser radar, which is characterized in that the video acquisition is compiled
Code module is TW2867, and the video exports coding module is ADV7123, and the display module is LCD display.
8. the greenhouse regulator control system according to claim 1 based on laser radar, which is characterized in that the humidity sensor
It is multiple, is arranged in soil.
9. the greenhouse regulator control system according to claim 4 based on laser radar, which is characterized in that described FPGA, ARM and
AVR single chip is connected by spi bus.
10. the greenhouse regulator control system according to claim 2 based on laser radar, which is characterized in that the temperature sensing
Device, humidity sensor and sensor of dust concentration are connect by RS485 buses with the ARM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810266394.3A CN108318894A (en) | 2018-03-28 | 2018-03-28 | Greenhouse regulator control system based on laser radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810266394.3A CN108318894A (en) | 2018-03-28 | 2018-03-28 | Greenhouse regulator control system based on laser radar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108318894A true CN108318894A (en) | 2018-07-24 |
Family
ID=62899612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810266394.3A Withdrawn CN108318894A (en) | 2018-03-28 | 2018-03-28 | Greenhouse regulator control system based on laser radar |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113534187A (en) * | 2021-07-16 | 2021-10-22 | 哈尔滨工业大学 | Data processing system based on Geiger APD array laser radar |
| CN114554028A (en) * | 2022-02-24 | 2022-05-27 | 深圳市创谷科技发展有限公司 | Image processing terminal, medical image display system and medical image system |
-
2018
- 2018-03-28 CN CN201810266394.3A patent/CN108318894A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113534187A (en) * | 2021-07-16 | 2021-10-22 | 哈尔滨工业大学 | Data processing system based on Geiger APD array laser radar |
| CN114554028A (en) * | 2022-02-24 | 2022-05-27 | 深圳市创谷科技发展有限公司 | Image processing terminal, medical image display system and medical image system |
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Application publication date: 20180724 |