CN109031471A - A kind of one-stop weather monitoring system - Google Patents
A kind of one-stop weather monitoring system Download PDFInfo
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- CN109031471A CN109031471A CN201811070166.5A CN201811070166A CN109031471A CN 109031471 A CN109031471 A CN 109031471A CN 201811070166 A CN201811070166 A CN 201811070166A CN 109031471 A CN109031471 A CN 109031471A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/02—Instruments for indicating weather conditions by measuring two or more variables, e.g. humidity, pressure, temperature, cloud cover or wind speed
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
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Abstract
The present invention provides a kind of one-stop weather monitoring system, utilize n weather monitoring submodule, central processing unit, decoding circuit and touch display circuit are acquired the meteorological data in a certain extensive area, wherein n weather monitoring submodule distribution and different monitoring points, each weather monitoring submodule includes air velocity transducer, precipitation rain fall sensor, evaporation sensor, temperature sensor, image collecting device, wind transducer, barometric pressure sensor, the weather information and ambient image data on its periphery can be acquired in real time, each weather monitoring submodule is by the weather information of acquisition and ambient image data summarization to central processing unit, finally shown by display device, thus multiple weather monitoring submodules can not only be set in a certain extensive area to improve the accuracy of the weather monitoring in the region, due to Cost is relatively low for weather monitoring submodule, it is thus possible to save the cost of weather monitoring.
Description
Technical field
The present invention relates to meteorological field more particularly to a kind of one-stop weather monitoring systems.
Background technique
With the development of tourist industry, more and more high technology equipments are applied in the management and planning at scenic spot, scenic spot
Each side's plane system also increasingly improve and it is sound, scenic environment weather monitoring system is mainly for scenic spot management department is to entire
The integrated management of the environmental system at scenic spot is mainly obtained using sensors such as hydrology-water quality, cigarette sense, wind speed, dust, temperature and humidity real
When data, the problem of scenic environment is then found by data analysis, take appropriate measures in time.
General scenic environment weather monitoring system can detect the parameters of meteorologic factor, then carry out data
Processing and analysis, finally by analysis result information to related personnel, there is similar system long-range control to acquire various microclimates
Data function, and monitoring capacity is big, can set the rights management of multi-stage user, greatly facilitate scenic spot personnel to environment weather
Situation is observed and predicts, ensure that the fluency of scenic spot operation, improves operational efficiency, brings help for scenic spot income.
The meteorological data collection device that scenic spot uses at present is mostly weather monitoring station, wherein being integrated with a large amount of data acquisition
Sensor, and the data of acquisition are uniformly aggregated into data processing centre.Meteorological data with geographical location and environment variation
And change, in order to save cost, the quantity of weather monitoring station will not be too many, and being spaced distant distance, to be mounted on scenic spot each
Place.But as weather monitoring station density reduces, the accuracy of the data reflection true weather environment in scenic spot of acquisition is also got over
It is low, therefore there is contradictions between cost and the data precision.
Summary of the invention
Therefore, to solve the above-mentioned problems, the present invention provides a kind of one-stop weather monitoring system, utilizes n meteorological prison
It surveys submodule, central processing unit, decoding circuit and touches display circuit to the meteorological data progress in a certain extensive area
Acquisition, wherein n weather monitoring submodule distribution and different monitoring points, each weather monitoring submodule include wind speed sensing
Device, precipitation rain fall sensor, evaporation sensor, temperature sensor, image collecting device, wind transducer, barometric pressure sensor,
The weather information and ambient image data on its periphery can be acquired in real time, each weather monitoring submodule is by the weather information of acquisition
With ambient image data summarization to central processing unit, finally shown by display device, it thus can not only be in a certain big model
It encloses and multiple weather monitoring submodules is set in region to improve the accuracy of the weather monitoring in the region, due to weather monitoring
Cost is relatively low for module, it is thus possible to save the cost of weather monitoring.
The one-stop weather monitoring system provided according to the present invention comprising n weather monitoring submodule, wherein n is big
In the integer for being equal to 1, one-stop weather monitoring system further includes central processing unit, decoding circuit and touches display circuit, and n is a
Weather monitoring submodule is set to each weather monitoring point, for acquiring the meteorological data of each weather monitoring point, and by the gas of acquisition
Image data is transmitted to central processing unit, and the meteorological data received is transmitted to touch display by decoding circuit by central processing unit
Circuit.
Preferably, weather monitoring submodule includes air velocity transducer, precipitation rain fall sensor, evaporation sensor, temperature biography
It is sensor, signal processing circuit, wind transducer, barometric pressure sensor, A/D converter circuit, digital signal processing circuit, wireless
At signal generating circuit, clock circuit, FLASH memory, random access memory, reset circuit, image collecting device and image
Manage device.
Wherein, the output end of temperature sensor and the input terminal of signal processing circuit connect, the output end of air velocity transducer,
The output end of precipitation rain fall sensor, the output end of evaporation sensor, signal processing circuit output end, wind transducer output
The output end of end and barometric pressure sensor and A/D converter circuit, the output end and digital signal processor of A/D converter circuit
Input terminal connection, the output end of digital signal processor connect with the input terminal of wireless signal generative circuit, clock circuit
Output end, the output end of FLASH memory, the output end of random access memory and reset circuit output end and digital signal
The input terminal of processor connects, and the output end of image collecting device and the input terminal of image processing apparatus connect, at digital signal
The output end of the output end and image processing apparatus of managing device is connect with the input terminal of central processing unit.
Preferably, weather monitoring submodule further includes a solar electric power supply system, and solar electric power supply system is meteorological prison
It surveys submodule and electric power support is provided, solar electric power supply system includes solar panel, voltage regulator circuit, power-supply controller of electric, electric power storage
Pond group and DC power-supply circuit.
Wherein, the input terminal of the output end of solar panel and voltage regulator circuit connects, the output end and electricity of voltage regulator circuit
The input terminal of source controller connects, and the output end of power-supply controller of electric and the input terminal of DC power-supply circuit connect, power-supply controller of electric
Output end also connect with the input terminal of battery group.
Preferably, temperature sensor is used to acquire the temperature information of weather monitoring submodule, by the temperature signal of acquisition
Be converted to current signal, and current signal be transmitted to signal processing circuit, signal processing circuit include signal acquisition unit and
Signal processing unit, the output end of temperature sensor and the input terminal of signal acquisition unit connect, the output of signal acquisition unit
End is connect with the input terminal of signal processing unit, and the output end of signal processing unit and the input terminal of A/D converter circuit connect.
Preferably, signal acquisition unit includes resistance R1 and filter capacitor C1, wherein the output end of temperature sensor connects
The both ends of resistance R1 are connected to, the both ends of resistance R1 are connect with the both ends of filter capacitor C1, and resistance R1 is connected with filter capacitor C1
One end draw output end as signal acquisition unit, the other end that resistance R1 is connected with filter capacitor C1 is grounded.
Preferably, the voltage signal after signal processing unit processes is V1, and signal processing unit includes resistance R2-
R11, capacitor C2-C4 and integrated transporting discharging A1-A2；
Wherein, the output end of signal acquisition unit is connect with one end of resistance R3, and the other end of resistance R3 is with integrated transporting discharging A1's
Non-inverting input terminal connection, one end ground connection of resistance R2, the other end of resistance R2 are connect with the inverting input terminal of integrated transporting discharging A1, electricity
The other end of resistance R2 is also connect with one end of resistance R6, and the other end of resistance R6 is connect with the output end of integrated transporting discharging A1, resistance
The other end of R6 is also connect with one end of resistance R4, and one end of resistance R4 is connect with the output end of integrated transporting discharging A1, resistance R4's
One end is also connect with one end of resistance R7, and the other end of resistance R4 is connect with one end of resistance R5, the other end ground connection of resistance R5,
The other end of resistance R3 is connect with one end of resistance R5, and the other end of resistance R7 is connect with one end of capacitor C2, and capacitor C2's is another
One end ground connection, one end of capacitor C2 are also connect with one end of resistance R8, and the other end of resistance R7 is also connect with one end of resistance R8,
The other end of resistance R8 is connect with one end of capacitor C3, the other end of capacitor C3 ground connection, one end of capacitor C3 also with integrated transporting discharging
The inverting input terminal of A2 connects, and the other end of resistance R8 is also connect with the inverting input terminal of integrated transporting discharging A2, one end of resistance R9
Connect with the non-inverting input terminal of integrated transporting discharging A2, the other end of resistance R9 ground connection, resistance R10 and capacitor C4 it is in parallel after one end with
The output end of the other end and integrated transporting discharging A2 after the inverting input terminal connection of integrated transporting discharging A2, resistance R10 and capacitor C4 parallel connection
The other end after connection, resistance R10 and capacitor C4 are in parallel also connect with one end of resistance R11, one end of resistance R11 also with integrate
The output end of amplifier A2 connects, and the other end of resistance R11 and the input terminal of A/D converter circuit connect, and signal processing unit will be handled
Voltage signal V1 afterwards is transmitted to the input terminal of institute's A/D converter circuit.
Preferably, image processing apparatus includes image smoothing unit, image sharpening unit and image enhancing unit.
Wherein, the output end of image collecting device is connect with the input terminal of image smoothing unit, image smoothing unit it is defeated
Outlet is connect with the input terminal of image sharpening unit, and the output end of image sharpening unit and the input terminal of image enhancing unit connect
It connects, the output end of image enhancing unit and the input terminal of central processing unit connect.
Preferably, the image information of weather monitoring submodule ambient enviroment is transmitted at image by image collecting device
The image definition for managing device is two-dimensional function f (x, y), and wherein x, y are space coordinates, and image smoothing unit is to image f (x, y)
Image definition enhancing processing is carried out, is h (x, y) by image definition enhancing treated two-dimensional image function, wherein
；
M, n are positive integer, and i, j are integer, w(i, j) be (2m+1) × (2n+1) matrix w an element.
Preferably, image sharpening unit carries out image sharpening processing to image h (x, y), after image sharpening is handled
Two-dimensional image function be g (x, y), wherein
。
Preferably, image enhancing unit carries out brightness of image enhancing processing to image g (x, y), increases by brightness of image
Treated by force, and two-dimensional image function is d (x, y), wherein
；
By treated, image d (x, y) is transmitted to central processing unit to image enhancing unit.
Compared with prior art, the present invention have it is following the utility model has the advantages that
(1) one-stop weather monitoring system provided by the invention utilizes n weather monitoring submodule, central processing unit, decoding electricity
Road and touch display circuit are acquired the meteorological data in a certain extensive area, wherein n weather monitoring submodule
Distribution and different monitoring points, each weather monitoring submodule include air velocity transducer, precipitation rain fall sensor, evaporation sensor,
Temperature sensor, image collecting device, wind transducer, barometric pressure sensor can acquire the meteorological letter on its periphery in real time
Breath and ambient image data, each weather monitoring submodule is by the weather information of acquisition and ambient image data summarization to centre
Device is managed, is finally shown by display device, thus multiple weather monitoring can not only be set in a certain extensive area
Module is to improve the accuracy of the weather monitoring in the region, since cost is relatively low for weather monitoring submodule, it is thus possible to save
The cost of weather monitoring；
(2) one-stop weather monitoring system provided by the invention, image processing apparatus therein carry out the image of acquisition respectively
Image smoothing, image sharpening, image enhancement processing can efficiently, quickly extract the image information of image collecting device, can be improved
To the identification precision of the image information of the weather monitoring submodule ambient enviroment of acquisition, efficiently reduces erroneous judgement and happen.
Detailed description of the invention
Fig. 1 is the schematic diagram of one-stop weather monitoring system of the invention；
Fig. 2 is the schematic diagram of weather monitoring submodule of the invention；
Fig. 3 is the schematic diagram of solar electric power supply system of the invention；
Fig. 4 is the circuit diagram of signal processing circuit of the invention；
Fig. 5 is the schematic diagram of image processing apparatus of the invention.
Specific embodiment
One-stop weather monitoring system provided by the invention is described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1, one-stop weather monitoring system provided by the invention, one-stop weather monitoring system includes n gas
As monitoring submodule, wherein n is the integer more than or equal to 1, and one-stop weather monitoring system further includes central processing unit, decoding electricity
Road and touch display circuit, n weather monitoring submodule is set to each weather monitoring point, for acquiring each weather monitoring point
Meteorological data, and the meteorological data of acquisition is transmitted to central processing unit, central processing unit passes through the meteorological data received
Decoding circuit is transmitted to touch display circuit.
As above-mentioned further preferential, as shown in Fig. 2, weather monitoring submodule includes air velocity transducer, rainfall sensing
Device, evaporation sensor, temperature sensor, signal processing circuit, wind transducer, barometric pressure sensor, A/D converter circuit,
Digital signal processing circuit, wireless signal generative circuit, clock circuit, FLASH memory, random access memory, reset circuit, figure
As acquisition device and image processing apparatus.
Wherein, the output end of temperature sensor and the input terminal of signal processing circuit connect, the output end of air velocity transducer,
The output end of precipitation rain fall sensor, the output end of evaporation sensor, signal processing circuit output end, wind transducer output
The output end of end and barometric pressure sensor and A/D converter circuit, the output end and digital signal processor of A/D converter circuit
Input terminal connection, the output end of digital signal processor connect with the input terminal of wireless signal generative circuit, clock circuit
Output end, the output end of FLASH memory, the output end of random access memory and reset circuit output end and digital signal
The input terminal of processor connects, and the output end of image collecting device and the input terminal of image processing apparatus connect, at digital signal
The output end of the output end and image processing apparatus of managing device is connect with the input terminal of central processing unit.
As above-mentioned further preferential, as shown in figure 3, weather monitoring submodule further includes a solar electric power supply system,
Solar electric power supply system provides electric power support for weather monitoring submodule, and solar electric power supply system includes solar panel, steady
Volt circuit, power-supply controller of electric, battery group and DC power-supply circuit.
Wherein, the input terminal of the output end of solar panel and voltage regulator circuit connects, the output end and electricity of voltage regulator circuit
The input terminal of source controller connects, and the output end of power-supply controller of electric and the input terminal of DC power-supply circuit connect, power-supply controller of electric
Output end also connect with the input terminal of battery group.
One-stop weather monitoring system further includes a display device and storage device, and weather monitoring submodule is also set up centainly
The location information of weather monitoring submodule is transmitted to central processing unit by position device, the positioning device, and central processing unit will receive
To weather information, image information and each weather monitoring submodule location information be transmitted to display device carry out display and
Storage device is stored, and staff can obtain the position of each weather monitoring submodule by display device or storage device
Confidence breath, the weather information of acquisition and the image information of acquisition.
Be provided in weather monitoring submodule air velocity transducer, wind transducer, precipitation rain fall sensor, evaporation sensor,
Temperature sensor, signal processing circuit, barometric pressure sensor, A/D converter circuit are separately connected air velocity transducer, wind direction sensing
Device, precipitation rain fall sensor, evaporation sensor, signal processing circuit, barometric pressure sensor, when in use, air velocity transducer will
The wind speed information of non-electrical parameter class acquires, and is transformed to analog electric signal, A/D converter circuit is then converted to digital signal
After be loaded into digital signal processor and be analyzed and processed, provide reference or back-up application to be subsequent；Wind transducer will be non-
The wind direction information of electrical parameter class acquires, and analog electric signal is transformed to, after A/D converter circuit is then converted to digital signal
It is loaded into digital signal processor and is analyzed and processed, provide reference or back-up application to be subsequent；Temperature sensor is by non-electrical
The temperature information acquisition for measuring parameter class, is transformed to analog electric signal, and transmit a signal to signal processing circuit, then by AD
Conversion circuit is converted to be loaded into digital signal processor after digital signal and is analyzed and processed, and provides reference or standby to be subsequent
Part application；The atmospheric pressure information collection of non-electrical parameter class is transformed to analog electric signal, then by barometric pressure sensor
A/D converter circuit is converted to be loaded into digital signal processor after digital signal and is analyzed and processed, provides reference to be subsequent
Or back-up application；Precipitation rain fall sensor acquires the rainfall information of non-electrical parameter class, analog electric signal is transformed to, then by AD
Conversion circuit is converted to be loaded into digital signal processor after digital signal and is analyzed and processed, and provides reference or standby to be subsequent
Part application；The evaporation capacity information collection of non-electrical parameter class is transformed to analog electric signal by evaporation sensor, then by AD
Conversion circuit is converted to be loaded into digital signal processor after digital signal and is analyzed and processed, and provides reference or standby to be subsequent
Part application.
Weather monitoring submodule further includes a lightning protection, and lightning protection connects A/D converter circuit, can make weather monitoring
Submodule meets still to be worked normally under bad weather.
Weather monitoring submodule is mainly by air velocity transducer, precipitation rain fall sensor, evaporation sensor, temperature sensor, letter
Number processing circuit, wind transducer, barometric pressure sensor, A/D converter circuit, digital signal processor, decoding circuit, touch
Display circuit, solar electric power supply system, FLASH memory, lightning protection, wireless signal generative circuit composition, wherein wind speed passes
Sensor, precipitation rain fall sensor, evaporation sensor, temperature sensor, signal processing circuit, wind transducer and atmospheric pressure pass
Sensor is meteorological information acquisition module, and meteorological information acquisition module connects A/D converter circuit, and lightning protection connects A/D converter circuit,
Digital signal processor connects A/D converter circuit and wireless signal generative circuit, and decoding circuit connection touches display circuit, the sun
Energy power supply system is separately connected meteorological information acquisition module, A/D converter circuit and digital signal processor, solar electric power supply system
It is inside provided with solar panel, voltage regulator circuit, power-supply controller of electric and DC power-supply circuit, solar panel connects pressure stabilizing electricity
Road, voltage regulator circuit connect power-supply controller of electric, and power-supply controller of electric connects DC power-supply circuit, and DC power-supply circuit is separately connected meteorology
Information acquisition module, A/D converter circuit and digital signal processor.
Weather monitoring submodule is mounted in meteorological information acquisition node, meteorological information acquisition module will such as wind
The non electrical quantities information such as speed, wind direction, temperature, atmospheric pressure is acquired and is converted to electric parameter information, and such electric parameter is believed
Breath is converted to digital signal by analog signal by A/D converter circuit, and is delivered in digital signal processor and carries out depth
Reason, when in use, to avoid thunder-strike phenomenon from meteorological information acquisition module cisco unity malfunction occur, especially in A/D converter circuit
It is provided with lightning protection, thunder-strike current is imported into underground using lightning-arrest principle, so that entire weather monitoring submodule long-term safety
Work, the weather information after digital signal processor advanced treating will be encoded simultaneously using wireless signal generative circuit
It is generated as the network signal that can be transmitted by various cordless communication networks, in case backstage center is received.
Meanwhile treated that weather information will be decoded by decoding circuit through central processing unit, then using touching
Display circuit carry out real-time display, while can also by touch display circuit carry out touch control, so as to assign acquisition instructions into
Row meteorological information acquisition.
Wherein, solar electric power supply system provides institute for meteorological information acquisition module, A/D converter circuit, digital signal processor
Operating voltage is needed, at work, solar panel converts solar energy into direct current energy, will then carry out by voltage regulator circuit
Pressure stabilizing, the DC power supply after pressure stabilizing will be delivered in DC power-supply circuit by the output circuit in power-supply controller of electric, then
By distinguishing buck or boost in DC power-supply circuit to meteorological information acquisition module, A/D converter circuit and digital signal processor institute
Voltage is needed, meteorological information acquisition module, A/D converter circuit, digital signal processor are then supplied, FLASH memory can will need
It saves string of weather information data and carries out preservation backup, in case the later period carries out integrated management application.
Weather monitoring submodule is that scientific research personnel carries out meteorological data collection or weather information is broadcast in real time by meteorological observatory
The needs of report, the front end that can be used for acquiring the weather informations such as wind speed, wind direction, temperature, atmospheric pressure, rainfall, evaporation capacity are adopted
Collection, while being transmitted weather information collected using Radio Transmission Technology, and design and utilize the sun in clean energy resource
It can be carried out power supply, so that whole system structure can reduce the loss of non-renewable energy resources, while can also meet under bad weather
It still works normally, achievees the purpose that 24 hours round-the-clock meteorological information acquisitions, whole system is with design is scientific and reasonable, safety
The features such as stable, practical, transmission data facilitate.
In order to which when carrying out data processing, it is not in infinite loop phenomenon that digital signal processor work is more stable,
Can occur data outage processing in treatment process because actually required, weather monitoring submodule further includes clock circuit and resets electric
Road, digital signal processor are separately connected clock circuit and reset circuit, and clock circuit provides starting of oscillation for digital signal processor
Signal, reset circuit provide interruption service signal for it.
To make digital signal processor when carrying out data processing, especially during carrying out storing data interaction,
It can be more rapidly performed by data processing, the effect of cache memory or/and main memory can be played the role of, mentioned
High data processing performance, weather monitoring submodule further include random access memory, and random access memory connects digital signal processor, number
Word signal processor, to further increase its process performance, improves processing speed when handling data, is carrying out data interaction
When, it can load and carry out data processing in random access memory.
Make in order to which corresponding main memory effect or caches when carrying out data processing, can be done as needed
Static RAM and/or dynamic RAM are used with, random access memory, and the characteristics of static memory (SRAM) is work
It is fast to make speed, as long as power supply is not removed, the information that SRAM is written would not disappear, and not need refresh circuit, while when reading
The information stored originally is not destroyed, can repeatedly be read once write-in, but integrated level is lower, power consumption is larger, makees in the present invention high
Fast buffer storage (Cache) uses.DRAM is dynamic RAM (DynamicRandomAccessMemory), it is
Information is saved between the distribution capacity its substrate using the grid of field-effect tube, with store charge number, i.e., capacitance terminal electricity
The height of pressure indicates " 1 " and " 0 ", uses in the present invention as main memory.
As above-mentioned further preferential, as shown in figure 4, temperature sensor is used to acquire the temperature of weather monitoring submodule
The temperature signal of acquisition is converted to current signal, and current signal is transmitted to signal processing circuit, signal processing electricity by information
Road includes signal acquisition unit and signal processing unit, and the output end of temperature sensor and the input terminal of signal acquisition unit connect
It connects, the output end of signal acquisition unit and the input terminal of signal processing unit connect, and the output end and AD of signal processing unit turn
Change the input terminal connection of circuit.
Specifically, signal acquisition unit includes resistance R1 and filter capacitor C1, wherein the output end of temperature sensor connects
It is connect to the both ends at the both ends of resistance R1, resistance R1 with the both ends of filter capacitor C1, resistance R1 is connected with filter capacitor C1
The output end as signal acquisition unit is drawn in one end, the other end ground connection that resistance R1 is connected with filter capacitor C1.
Specifically, the voltage signal after signal processing unit processes is V1, and signal processing unit includes resistance R2-
R11, capacitor C2-C4 and integrated transporting discharging A1-A2.
Wherein, the output end of signal acquisition unit is connect with one end of resistance R3, the other end and integrated transporting discharging of resistance R3
The non-inverting input terminal of A1 connects, and one end ground connection of resistance R2, the other end of resistance R2 and the inverting input terminal of integrated transporting discharging A1 connect
It connecing, the other end of resistance R2 is also connect with one end of resistance R6, and the other end of resistance R6 is connect with the output end of integrated transporting discharging A1,
The other end of resistance R6 is also connect with one end of resistance R4, and one end of resistance R4 is connect with the output end of integrated transporting discharging A1, resistance
One end of R4 is also connect with one end of resistance R7, and the other end of resistance R4 is connect with one end of resistance R5, the other end of resistance R5
Ground connection, the other end of resistance R3 are connect with one end of resistance R5, and the other end of resistance R7 is connect with one end of capacitor C2, capacitor C2
Other end ground connection, one end of capacitor C2 also connect with one end of resistance R8, the other end of resistance R7 also one end with resistance R8
Connection, the other end of resistance R8 connect with one end of capacitor C3, and the other end of capacitor C3 is grounded, one end of capacitor C3 also with integrate
The inverting input terminal of amplifier A2 connects, and the other end of resistance R8 is also connect with the inverting input terminal of integrated transporting discharging A2, resistance R9's
One end is connect with the non-inverting input terminal of integrated transporting discharging A2, the other end of resistance R9 ground connection, resistance R10 and capacitor C4 it is in parallel after one
End is connect with the inverting input terminal of integrated transporting discharging A2, and the other end after resistance R10 and capacitor C4 parallel connection is defeated with integrated transporting discharging A2's
Outlet connection, resistance R10 and capacitor C4 it is in parallel after the other end also connect with one end of resistance R11, one end of resistance R11 also with
The output end of integrated transporting discharging A2 connects, and the other end of resistance R11 and the input terminal of A/D converter circuit connect, and signal processing unit will
Treated, and voltage signal V1 is transmitted to the input terminal of institute's A/D converter circuit.
In above embodiment, the resistance value of resistance R1 is 1K Ω, and the resistance value of resistance R2 is 10K Ω, and the resistance value of resistance R3 is
The resistance value of 15K Ω, resistance R4 are 4K Ω, and the resistance value of resistance R5 is 6K Ω, and the resistance value of resistance R6 is 10K Ω, the resistance value of resistance R7
For 15K Ω, the resistance value of resistance R8 is 17K Ω, and the resistance value of resistance R9 is 10K Ω, and the resistance value of resistance R10 is 7K Ω, resistance R11's
Resistance value is 15K Ω, and the capacitance of capacitor C1 is 1 μ F, and the capacitance of capacitor C2 is 0.47 μ F, and the capacitance of capacitor C3 is 0.36 μ
The capacitance of F, capacitor C4 are 0.1 μ F.
Signal acquisition unit is powered using single supply, reduces power supply, and does not increase the complexity of signal acquisition circuit
Property, circuit structure is succinct, easy to accomplish, save the cost, and realizes the two-way acquisition to temperature sensor output electric current, amount
Cheng Kuan, precision are high.
Current signal I0 is converted to measurable voltage signal after resistance R1, the entering signal after capacitor C1 filtering
The input terminal of processing unit, wherein resistance R1 is the build-out resistor of temperature sensor.
Signal processing unit is amplified by the signal that resistance R2-R7 and integrated transporting discharging A1 export temperature sensor
Then it is low to carrying out by amplified voltage signal to reuse resistance R8-R11, capacitor C2-C4 and integrated transporting discharging A2 for processing
Pass filter processing, to improve the precision of temperature detection.
As above-mentioned further preferential, as shown in figure 5, image processing apparatus includes image smoothing unit, image sharpening
Unit and image enhancing unit.
Wherein, the output end of image collecting device is connect with the input terminal of image smoothing unit, image smoothing unit it is defeated
Outlet is connect with the input terminal of image sharpening unit, and the output end of image sharpening unit and the input terminal of image enhancing unit connect
It connects, the output end of image enhancing unit and the input terminal of central processing unit connect.
Specifically, the image information of weather monitoring submodule ambient enviroment is transmitted to image procossing by image collecting device
The image definition of device is two-dimensional function f (x, y), and wherein x, y are space coordinates, image smoothing unit to image f (x, y) into
Row image definition enhancing processing is h (x, y) by image definition enhancing treated two-dimensional image function, wherein
；
M, n are positive integer, and i, j are integer, w(i, j) be (2m+1) × (2n+1) matrix w an element.
Specifically, image sharpening unit carries out image sharpening processing to image h (x, y), and by image sharpening, treated
Two-dimensional image function is g (x, y), wherein
。
Specifically, image enhancing unit carries out brightness of image enhancing processing to image g (x, y), enhances by brightness of image
Treated, and two-dimensional image function is d (x, y), wherein
；
By treated, image d (x, y) is transmitted to central processing unit to image enhancing unit.
One-stop weather monitoring system provided by the invention utilizes n weather monitoring submodule, central processing unit, decoding
Circuit and touch display circuit are acquired the meteorological data in a certain extensive area, wherein n weather monitoring submodule
Block distribution and different monitoring points, each weather monitoring submodule include air velocity transducer, precipitation rain fall sensor, evaporation capacity sensing
Device, temperature sensor, image collecting device, wind transducer, barometric pressure sensor can acquire the meteorology on its periphery in real time
Information and ambient image data, each weather monitoring submodule is by the weather information of acquisition and ambient image data summarization to center
Processor is finally shown by display device, and multiple weather monitorings thus can not only be arranged in a certain extensive area
Submodule is to improve the accuracy of the weather monitoring in the region, since cost is relatively low for weather monitoring submodule, it is thus possible to save
The about cost of weather monitoring.
It should be noted last that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting.Although ginseng
It is described the invention in detail according to embodiment, those skilled in the art should understand that, to technical side of the invention
Case is modified or replaced equivalently, and without departure from the spirit and scope of technical solution of the present invention, should all be covered in the present invention
Scope of the claims in.
Claims (10)
1. a kind of one-stop weather monitoring system, which is characterized in that the one-stop weather monitoring system includes n weather monitoring
Submodule, wherein n is the integer more than or equal to 1, and the one-stop weather monitoring system further includes central processing unit, decoding circuit
And display circuit is touched, n weather monitoring submodule is set to each weather monitoring point, for acquiring the gas of each weather monitoring point
Image data, and the meteorological data of acquisition is transmitted to the central processing unit, the meteorological number that the central processing unit will receive
The touch display circuit is transmitted to according to by the decoding circuit.
2. one-stop weather monitoring system according to claim 1, which is characterized in that the weather monitoring submodule includes
Air velocity transducer, precipitation rain fall sensor, evaporation sensor, temperature sensor, signal processing circuit, wind transducer, atmospheric pressure
Force snesor, A/D converter circuit, digital signal processing circuit, wireless signal generative circuit, clock circuit, FLASH memory, with
Machine memory, reset circuit, image collecting device and image processing apparatus；
Wherein, the output end of the temperature sensor is connect with the input terminal of the signal processing circuit, the air velocity transducer
Output end, the output end of the precipitation rain fall sensor, the output end of the evaporation sensor, the signal processing circuit it is defeated
The output end of outlet, the output end of the wind transducer and the barometric pressure sensor with the A/D converter circuit,
The output end of the A/D converter circuit is connect with the input terminal of the digital signal processor, the digital signal processor it is defeated
Outlet connect with the input terminal of the wireless signal generative circuit, the output end of the clock circuit, the FLASH memory
The output end of output end, the output end of the random access memory and the reset circuit with the digital signal processor
Input terminal connection, the output end of described image acquisition device are connect with the input terminal of described image processing unit, the number letter
Number output end of processor and the output end of described image processing unit are connect with the input terminal of the central processing unit.
3. one-stop weather monitoring system according to claim 2, which is characterized in that the weather monitoring submodule also wraps
Include a solar electric power supply system, the solar electric power supply system provides electric power support for the weather monitoring submodule, it is described too
Positive energy power supply system includes solar panel, voltage regulator circuit, power-supply controller of electric, battery group and DC power-supply circuit；
Wherein, the output end of the solar panel is connect with the input terminal of the voltage regulator circuit, the voltage regulator circuit it is defeated
Outlet is connect with the input terminal of the power-supply controller of electric, and the output end of the power-supply controller of electric is defeated with the DC power-supply circuit
Enter end connection, the output end of the power-supply controller of electric is also connect with the input terminal of the battery group.
4. one-stop weather monitoring system according to claim 2, which is characterized in that the temperature sensor is for acquiring
The temperature signal of acquisition is converted to current signal, and current signal is transmitted by the temperature information of the weather monitoring submodule
To the signal processing circuit, the signal processing circuit includes signal acquisition unit and signal processing unit, and the temperature passes
The output end of sensor is connect with the input terminal of the signal acquisition unit, the output end of the signal acquisition unit and the signal
The input terminal of processing unit connects, and the output end of the signal processing unit is connect with the input terminal of the A/D converter circuit.
5. one-stop weather monitoring system according to claim 4, which is characterized in that the signal acquisition unit includes electricity
Hinder R1 and filter capacitor C1, wherein the output end of the temperature sensor is connected to the both ends of resistance R1, the both ends of resistance R1 with
The both ends of filter capacitor C1 connect, and one end that resistance R1 is connected with filter capacitor C1 is drawn as the signal acquisition unit
Output end, the other end ground connection that resistance R1 is connected with filter capacitor C1.
6. one-stop weather monitoring system according to claim 5, which is characterized in that by the signal processing unit
Voltage signal after reason is V1, and the signal processing unit includes resistance R2-R11, capacitor C2-C4 and integrated transporting discharging A1-
A2；
Wherein, the output end of the signal acquisition unit is connect with one end of resistance R3, the other end and integrated transporting discharging of resistance R3
The non-inverting input terminal of A1 connects, and one end ground connection of resistance R2, the other end of resistance R2 and the inverting input terminal of integrated transporting discharging A1 connect
It connecing, the other end of resistance R2 is also connect with one end of resistance R6, and the other end of resistance R6 is connect with the output end of integrated transporting discharging A1,
The other end of resistance R6 is also connect with one end of resistance R4, and one end of resistance R4 is connect with the output end of integrated transporting discharging A1, resistance
One end of R4 is also connect with one end of resistance R7, and the other end of resistance R4 is connect with one end of resistance R5, the other end of resistance R5
Ground connection, the other end of resistance R3 are connect with one end of resistance R5, and the other end of resistance R7 is connect with one end of capacitor C2, capacitor C2
Other end ground connection, one end of capacitor C2 also connect with one end of resistance R8, the other end of resistance R7 also one end with resistance R8
Connection, the other end of resistance R8 connect with one end of capacitor C3, and the other end of capacitor C3 is grounded, one end of capacitor C3 also with integrate
The inverting input terminal of amplifier A2 connects, and the other end of resistance R8 is also connect with the inverting input terminal of integrated transporting discharging A2, resistance R9's
One end is connect with the non-inverting input terminal of integrated transporting discharging A2, the other end of resistance R9 ground connection, resistance R10 and capacitor C4 it is in parallel after one
End is connect with the inverting input terminal of integrated transporting discharging A2, and the other end after resistance R10 and capacitor C4 parallel connection is defeated with integrated transporting discharging A2's
Outlet connection, resistance R10 and capacitor C4 it is in parallel after the other end also connect with one end of resistance R11, one end of resistance R11 also with
The output end of integrated transporting discharging A2 connects, and the other end of resistance R11 is connect with the input terminal of the A/D converter circuit, at the signal
Reason unit is by the input terminal of treated voltage signal V1 is transmitted to institute's A/D converter circuit.
7. one-stop weather monitoring system according to claim 2, which is characterized in that described image processing unit includes figure
As smooth unit, image sharpening unit and image enhancing unit；
Wherein, the output end of described image acquisition device is connect with the input terminal of described image smooth unit, and described image is smooth
The output end of unit is connect with the input terminal that described image sharpens unit, and described image sharpens the output end and described image of unit
The input terminal of enhancement unit connects, and the output end of described image enhancement unit is connect with the input terminal of the central processing unit.
8. one-stop weather monitoring system according to claim 7, which is characterized in that by described image acquisition device by institute
It is two-dimensional function f that the image information for stating weather monitoring submodule ambient enviroment, which is transmitted to the image definition of described image processing unit,
(x, y), wherein x, y are space coordinates, and described image smooth unit carries out image definition enhancing processing to image f (x, y),
It is h (x, y) by image definition enhancing treated two-dimensional image function, wherein
；
M, n are positive integer, and i, j are integer, w(i, j) be (2m+1) × (2n+1) matrix w an element.
9. one-stop weather monitoring system according to claim 8, which is characterized in that described image sharpens unit to image
H (x, y) carries out image sharpening processing, is g (x, y) by image sharpening treated two-dimensional image function, wherein
。
10. one-stop weather monitoring system according to claim 9, which is characterized in that described image enhancement unit is to figure
It is d (x, y) by brightness of image enhancing treated two-dimensional image function as g (x, y) carries out brightness of image enhancing processing,
In,
；
By treated, image d (x, y) is transmitted to the central processing unit to described image enhancement unit.
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Cited By (1)
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