CN206649653U - A kind of wind field data collecting system - Google Patents
A kind of wind field data collecting system Download PDFInfo
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- CN206649653U CN206649653U CN201720347847.6U CN201720347847U CN206649653U CN 206649653 U CN206649653 U CN 206649653U CN 201720347847 U CN201720347847 U CN 201720347847U CN 206649653 U CN206649653 U CN 206649653U
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Abstract
The utility model discloses a kind of wind field data collecting system, including main collector, several divide collector and teledata platform；Each point of collector connects main collector by CAN, and main collector passes through GPRS wireless connection teledata platforms；The structure of each point of collector is identical, including sub-controller and single meteorologic factor sensor；But collector is each divided correspondingly to include different meteorologic factor sensors, the many meteorologic factor number of sensors with being included in main collector of the quantity of the meteorologic factor sensor included in all points of collectors, each meteorologic factor sensor collection meteorological data is transmitted to master controller, single meteorological data corresponding to each point of collector collection is sent to master controller by CAN, and data are wirelessly uploaded to teledata platform by two-way meteorological data by master controller by GPRS；Master controller compares two-way meteorological data simultaneously, controls alarm to be alarmed if having loss all the way or mistake.
Description
Technical field
The utility model is specifically related to a kind of wind field data collecting system.
Background technology
Wind-powered electricity generation is wind power generation or wind-power electricity generation, belongs to regenerative resource, clean energy resource.Wind-power electricity generation is wind energy utilization
Important form, the characteristics of the renewable, pollution-free of wind energy, energy are big, prospect is wide so that wind-power electricity generation turns into regenerative resource
The important directions of development.However, the characteristics of wind energy is but also with intermittence, fluctuation, randomness so that the access of large-scale wind power
Very big challenge is brought to the safe and stable operation of power system.Therefore in wind generator system, higher forecasting essence is built
The more complete wind power forecasting system of degree, function is most important.And for system, data are cores, data acquisition
Stability, the accuracy of system directly determine the performance of whole system.
With the development of computer technology and electronic technology, the technically ripe many of data collecting system, but still
More weak point so be present, be mainly manifested in that data acquisition technology is backward, observation system precision is not high, can not meet that data are steady
The fixed, demand of real-time Transmission；The stability of a system is poor in rugged environment, has had a strong impact on adopting for basic meteorological observation key element
Collection；Data acquisition unit is the core in wind field data observation source, and the collection of collector failure or the time length that comes into operation is set
Standby, its probability to break down will increase, and it is abnormal that failure causes automatic Observation data to occur, and so influences gas
The accuracy and integrality of image data, cause shortage of data；Wind field observation data are made up of numerous meteorological element data, for such as
This huge data message, easily occurs phenomena such as distortion, abnormal, mistake in gatherer process；Also due to other various
All inevitably there is the situation of missing data in the influence of factor, the historical data of collection, and the presence of these missings for
Acquisition system is very unfavorable.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, there is provided a kind of wind field data collecting system.
Using the structure of " main collector+divide collector ", using CAN as communication mode, collector is divided to be hung according to the form of node
Be connected in the CAN of main collector, realize data collecting system high stable, it is high-precision, easy to maintain, be easy to expansion and in real time
Monitoring performance, improve the stability of the speed and data collecting system of data transfer in adverse circumstances.
In order to solve the above technical problems, the utility model provides a kind of wind field data collecting system, it is characterized in that, including
Main collector, several divide collector and teledata platform；Each point of collector connects main collector by CAN, main
Collector passes through GPRS wireless connection teledata platforms；
Main collector includes master controller, multiple meteorologic factor sensors, alarm, power module, display module, GPS
Locating module and GPRS module, plurality of meteorologic factor sensor include air velocity transducer, wind transducer, air pressure sensing
Device, temperature sensor and humidity sensor；The output end connection master controller of each meteorologic factor sensor, power module provide work
Make power supply to master controller, the output end connection alarm and display module of master controller, the output end connection of d GPS locating module
Master controller, master controller pass through GPRS module and teledata platform connection communication；
The structure of each point of collector is identical, including sub-controller and single meteorologic factor sensor；But each point of collection
Device correspondingly includes different meteorologic factor sensors, the quantity of the meteorologic factor sensor included in all points of collectors much with
The meteorologic factor number of sensors included in main collector；In collector is divided, the output end connection of each meteorologic factor sensor
Corresponding sub-controller, sub-controller are connected by CAN communication mode with master controller；
D GPS locating module gathering geographic position data output to master controller, each meteorologic factor sensor gathers meteorological number
According to transmitting to master controller, single meteorological data corresponding to each point of collector collection is sent to master controller by CAN, main
Two-way meteorological data and geographic position data are exported to display module and shown by controller, and by GPRS wirelessly by data
Reach teledata platform；Master controller compares two-way meteorological data simultaneously, and alarm is controlled if having loss all the way or mistake
Alarmed.
Further, temperature sensor uses RTD PT100, and temperature simulation is obtained by constant current four-wire system temperature measurement circuit
Signal is measured, the I/O pin that temperature data signal introduces master controller is then obtained after AD conversion.
Further, master controller also includes clock circuit, and this clock circuit uses RTC clock chip.
Further, master controller also includes reset circuit, and SR is included in this reset circuit, press reset by
Button, reset circuit export low level to the reset pin of master controller.
Further, air velocity transducer uses NRG #40C model air velocity transducers, and wind transducer uses NRG #200P
Signal wind transducer, temperature sensor use NRG#110S temperature sensors, and humidity sensor is passed using NRG RH-5X humidity
Sensor, baroceptor use NRG #BP20 baroceptors.
Further, GPS module uses UB353 model GPS chips, and GPRS module uses WG-8010-232 type GPRS cores
Piece, GPS chip is connected with GPRS chips with master controller uses RS232 serial communication modes.
Compared with prior art, the beneficial effect that the utility model is reached is：
1.CAN buses have that cost is low, speed is fast, strong antijamming capability, and real-time, reliability are high, improve the steady of system
Qualitative and reliability.
2. using " main collector+divide collector " structure design, main collector to be articulated in thereon divide collector and
The basic meteorological element sensor itself connect carries out the sampling of data, and data acquisition is by the way of both are combined, mutually
Supplement, mutually check, ensure the accuracy, integrality and reliability of data, avoid the missings of data, mistake and abnormal.
3. each divide the passage of the meteorological element to be observed of collector relatively more, by each meteorological observation element designs
Into independent collector, the automation for increasing and expanding in real time meteorological element of system is realized, as long as being reserved above main collector
Go out communication interface, it is possible to effectively realize each point of collector of instant mounting, in real time extend observation element quantity and
Ensure that to existing data collecting system each point of collector between CAN and main collector by realizing number without modification
According to transmission work.
Brief description of the drawings
Fig. 1 is data acquisition theory diagram；
Fig. 2 is main collector modular structure block diagram；
Fig. 3 is Acquisition Circuit structured flowchart.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.Following examples are only used for clearly illustrating this
The technical scheme of utility model, and the scope of protection of the utility model can not be limited with this.
, it is necessary to explanation in the description of the utility model patent, term " " center ", " on ", " under ", "left", "right",
The orientation or position relationship of the instruction such as " vertical ", " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship,
It is for only for ease of description the utility model patent and simplifies and describe, rather than indicates or imply that signified device or element are necessary
With specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model patent.This
Outside, term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to illustrate in the description of the utility model patent, unless otherwise clearly defined and limited, term
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one
Connect body；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirect by intermediary
It is connected, can is the connection of two element internals.For the ordinary skill in the art, on being understood with concrete condition
State concrete meaning of the term in the utility model patent.
Wind field data collecting system of the present utility model, as shown in figure 1, including main collector, several divide collector with
And teledata platform；Each point of collector connects main collector by CAN, and main collector is long-range by GPRS wireless connections
Data platform；
Main collector includes master controller, multiple meteorologic factor sensors, alarm, power module, display module, GPS
Locating module and GPRS module, plurality of meteorologic factor sensor include air velocity transducer, wind transducer, air pressure sensing
Device, temperature sensor and humidity sensor；The output end connection master controller of each meteorologic factor sensor, power module provide work
Make power supply to master controller, the output end connection alarm and display module of master controller, the output end connection of d GPS locating module
Master controller, master controller pass through GPRS module and teledata platform connection communication；
The structure of each point of collector is identical, including sub-controller and single meteorologic factor sensor；But each point of collection
Device correspondingly includes different meteorologic factor sensors, the quantity of the meteorologic factor sensor included in all points of collectors much with
The meteorologic factor number of sensors included in main collector；In collector is divided, the output end connection of each meteorologic factor sensor
Corresponding sub-controller, sub-controller are connected by CAN communication mode with master controller；
D GPS locating module gathering geographic position data output to master controller, each meteorologic factor sensor gathers meteorological number
According to transmitting to master controller, single meteorological data corresponding to each point of collector collection is sent to master controller by CAN, main
Two-way meteorological data and geographic position data are exported to display module and shown by controller, and by GPRS wirelessly by data
Reach teledata platform；Master controller compares two-way meteorological data simultaneously, and alarm is controlled if having loss all the way or mistake
Alarmed.
The utility model wind field data collecting system, main collector and each point of collector can use existing related work(respectively
Energy module, realizes the collection to each meteorologic factor data, and the association passed through between each module of system as defined in the utility model is closed
System is cooperated.When in use, main collector and each point of collector are placed on appointed place in wind field, for this appointed place
Meteorologic factor data, main collector can obtain two paths of data, be directly to be gathered by each sensor all the way, another way is logical
Cross each point of collector to upload by CAN, main collector compares two-way meteorological data, if two paths of data difference is in given threshold
It is interior, then both average values are taken as this wind field real data.If a certain meteorologic factor data that each sensor directly gathers exceed
Threshold value（Error）Or missing, then can use the corresponding meteorologic factor of collection divides the meteorological data that collector uploads real as wind field
Border data, and and alarm, remind staff.If it was found that certain divides the error in data or loss of collector, and alarm, remind
Staff change divides collector accordingly, divides collector to hang in CAN new, you can to continue data and adopt
Collect two-way meteorological data, improve the stability of wind field data collecting system, solve often to occur in actual treatment wind field data
Shortage of data, mistake, it is abnormal the problems such as.Two paths of data and its comparative result are uploaded to teledata platform simultaneously, can
To provide data collecting system collection in worksite situation and the working condition of each collector for major executives.
Embodiment
As shown in figure 1, it is the utility model principle block diagram, using the structure of " main collector+divide collector ".Main collector
Meteorological data is directly gathered by each meteorologic factor sensor, divides collector to gather each meteorologic factor data, according to the shape of node
Formula is articulated in above the CAN of main collector.
Main collector modular structure block diagram such as Fig. 2, main collector use high performance Embedded A T91RM9200 chips,
AT91RM9200 is built by ARM Thumb processors, has low-power consumption, low cost and high performance feature, is had abundant
Interface can be connected with using peripheral hardware.AT91RM9200 is used as processor, for gathering wind speed, wind direction, temperature（Or it is temperature
Degree）, air pressure and humidity meteorological data.Wind speed uses NRG #40C air velocity transducers, and measurement wind speed is turned by vane
It is dynamic to switch output pulse signal between being turned on and off during internal phototriode and light emitting diode, output pin
AT91RM9200 I/O pin is sent into pulse signal connection, and AT91RM9200 converses wind speed size finally by step-by-step counting.
Wind direction uses NRG #200P wind transducers, and wind transducer output is 7 Gray codes, can be directly connected to
AT91RM9200 I/O pin.Temperature acquisition can use the RTD PT100 of low cost, pass through constant current four-wire system temperature measurement circuit
Temperature simulation amount signal is obtained, the I/O pin that temperature data signal introduces AT91RM9200 is then obtained after AD conversion, also may be used
To use finished product NRG#110S temperature sensors.Humidity collection uses NRG RH-5X humidity sensors, and the humiture of this finished product passes
The output signal of sensor is differential type analog signal, therefore using 24 highly integrated, multichannel, low-power consumption AD conversion chips
After this analog signal is first converted to numeral letter by LMP90100, in connection AT91RM9200 I/O pin；Air pressure acquisition uses NRG
#BP20 baroceptors, output signal are serial digital signals, are connected by RS232 interface with AT91RM9200 I/O pin.
GPS module uses high sensitivity UB353 model GPS chips, obtains real-time time, longitude and latitude and height above sea level, it is known that wind field number
The geographical position set according to acquisition system.GPRS module uses low-power consumption WG-8010-232 type GPRS chips, after acquisition process
Data send to teledata platform.Wherein GPS module and GPRS module are connected by serial ports and processor AT91RM9200
Connect.Display module can use LCDs of the prior art, and alarm can use sound and light alarm of the prior art
Device.Teledata platform can realize remote data monitoring function using the existing computer being located in remote monitoring room.Power supply mould
Block can low-power consumption energy-saving electric power product, such as battery or rechargeable battery in the prior art.
As preferred embodiment of the present utility model, master controller also includes clock circuit, when this clock circuit uses RTC
Clock chip, the clock pins on clock pulses connection master controller AT91RM9200 that RTC clock chip provides（OSC_IN\
OSC_OUT）, it is its acquisition time that offers precise data.
As preferred embodiment of the present utility model, master controller also includes reset circuit, is included in this reset circuit multiple
Position button, press SR output low level to the reset pin of AT91RM9200 chips, specific reset circuit and may be referred to
Prior art.When main collector occurs abnormal, the button in reset circuit is pressed, it is possible to achieve master controller restarts function,
Make master controller normal work again.
As shown in figure 3, being Acquisition Circuit structured flowchart, collector is divided to realize the logical of main collector by CAN serial communications
Telecommunication function, divide collector to be articulated according to the form of node above the CAN of main collector, communication matchmaker is used as using CAN
It is situated between, Scheduling Core of the main collector as whole system, divides collector to receive the scheduling and coordination of main collector.Wherein divide collection
The collection of device meteorological element is identical with main collector principle, function is similar, that is, gathers and NRG #40C are used in collector dividing for wind speed
Air velocity transducer, gather and NRG #200P wind transducers, by that analogy, wind speed, wind direction, gas are used in collector dividing for wind direction
The data acquisition modes such as temperature, air pressure and humidity are identical with main collector acquisition mode, and acquisition precision, pickup area are identical.For
In data collecting system, data acquisition technology is backward, precision is not high, phenomena such as shortage of data, abnormal, mistake, also has it
The problem of its each side, the utility model in order to be complementary to one another, mutually checks by the way of both collections are combined, and protects
Demonstrate,prove integrality, stability and the reliability of data.
Each automation for increasing and expanding in real time meteorological element for dividing collector to realize system, thus each is meteorological
Observation element is designed to independent collector.Collector is divided to complete the collecting work of data by MSP430F5438 single-chip microcomputers,
Data are sent to the main collector that AT91RM9200 is core by CAN modes.MSP430F5438 single-chip microcomputers and AT91RM9200
Between communicated by CAN interface, be by the way that the I/O port connected between MSP430F5438 single-chip microcomputers and AT91RM9200 is respectively provided with
For CAN interface mode of operation, referring specifically to prior art.Divide collector gathered data to be transmitted to master by system CAN bus to adopt
Storage, main collector can read the sample information of parameter from its configuration file, will sample periodically from collector request data is divided
Demand is sent to a point collector, divides collector to configure its respective channel according to the sample requirement received, channel data is packed
After return to main collector.The real time data that gathers back real-time time, main collector sensor on main collector and point adopt
The real time data packing that storage gathers back, then carries out sort check, after having checked by meteorological element to two-way meteorological data
Data and time are repacked, by the data storage after packing, driving GPRS module is sent to teledata platform.
Meteorologic factor in the present embodiment mainly includes wind speed, wind direction, temperature, air pressure and humidity, in a particular application, also
The observation of other meteorologic factors, such as increase PM2.5 collection according to the actual requirements, can be increased, increased in main collector
Add corresponding PM2.5 sensors, then mount one in CAN and divide collector comprising PM2.5 sensors, or directly
One collection PM2.5 data of mounting divides collector in CAN.Therefore the utility model data collecting system can basis
Demand is extended the collection of other meteorologic factors.
Each chip used more than in the present embodiment can be bought from electronic market, therefore the utility model has cost
It is low, it is low in energy consumption the advantages of.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model technical principle is not departed from, some improvement and modification can also be made, these change
Enter and also should be regarded as the scope of protection of the utility model with modification.
Claims (6)
1. a kind of wind field data collecting system, it is characterized in that, including main collector, several divide collector and teledata to put down
Platform；Each point of collector connects main collector by CAN, and main collector passes through GPRS wireless connection teledata platforms；
Main collector includes master controller, multiple meteorologic factor sensors, alarm, power module, display module, GPS location
Module and GPRS module, plurality of meteorologic factor sensor include air velocity transducer, wind transducer, baroceptor, temperature
Spend sensor and humidity sensor；The output end connection master controller of each meteorologic factor sensor, power module provide work electricity
Source to master controller, the output end connection alarm and display module of master controller, the output end of d GPS locating module connects master control
Device processed, master controller pass through GPRS module and teledata platform connection communication；
The structure of each point of collector is identical, including sub-controller and single meteorologic factor sensor；But each divide collector pair
Different meteorologic factor sensors should be included, the quantity of the meteorologic factor sensor included in all points of collectors is much adopted with master
The meteorologic factor number of sensors included in storage；In collector is divided, the output end connection of each meteorologic factor sensor is corresponding
Sub-controller, sub-controller is connected by CAN communication mode with master controller；
D GPS locating module gathering geographic position data output to master controller, each meteorologic factor sensor collection meteorological data passes
Master controller is transported to, single meteorological data corresponding to each point of collector collection is sent to master controller, main control by CAN
Two-way meteorological data and geographic position data are exported to display module and shown by device, and are wirelessly uploaded to data by GPRS
Teledata platform；Master controller compares two-way meteorological data simultaneously, controls alarm to carry out if having loss all the way or mistake
Alarm.
2. a kind of wind field data collecting system according to claim 1, it is characterized in that, temperature sensor uses RTD
PT100, temperature simulation amount signal is obtained by constant current four-wire system temperature measurement circuit, temperature data signal is then obtained after AD conversion
Introduce the I/O pin of master controller.
3. a kind of wind field data collecting system according to claim 1, it is characterized in that, master controller also includes clock electricity
Road, this clock circuit use RTC clock chip.
4. a kind of wind field data collecting system according to claim 1, it is characterized in that, master controller also includes resetting electricity
Road, SR being included in this reset circuit, pressing SR, the reset of reset circuit output low level to master controller is drawn
Pin.
5. a kind of wind field data collecting system according to claim 1, it is characterized in that, air velocity transducer uses NRG #
40C model air velocity transducers, wind transducer use NRG #200P signal wind transducers, and temperature sensor uses NRG#
110S temperature sensors, humidity sensor use NRG RH-5X humidity sensors, and baroceptor uses NRG #BP20 air pressure
Sensor.
6. a kind of wind field data collecting system according to claim 1, it is characterized in that, GPS module uses UB353 models
GPS chip, GPRS module use WG-8010-232 type GPRS chips, and GPS chip is connected with master controller with GPRS chips and adopted
With RS232 serial communication modes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201720347847.6U CN206649653U (en) | 2017-04-05 | 2017-04-05 | A kind of wind field data collecting system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720347847.6U CN206649653U (en) | 2017-04-05 | 2017-04-05 | A kind of wind field data collecting system |
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| CN206649653U true CN206649653U (en) | 2017-11-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726850A (en) * | 2019-10-08 | 2020-01-24 | 南京信息工程大学 | Railway crosswind early warning system based on wind direction decomposition and crosswind strength calculation method |
-
2017
- 2017-04-05 CN CN201720347847.6U patent/CN206649653U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726850A (en) * | 2019-10-08 | 2020-01-24 | 南京信息工程大学 | Railway crosswind early warning system based on wind direction decomposition and crosswind strength calculation method |
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