CN207096479U - More meteorological elements observe unmanned plane - Google Patents

More meteorological elements observe unmanned plane Download PDF

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Publication number
CN207096479U
CN207096479U CN201720877621.7U CN201720877621U CN207096479U CN 207096479 U CN207096479 U CN 207096479U CN 201720877621 U CN201720877621 U CN 201720877621U CN 207096479 U CN207096479 U CN 207096479U
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China
Prior art keywords
data
meteorological
unmanned plane
aircraft
plane according
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CN201720877621.7U
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Chinese (zh)
Inventor
伍光胜
胡鹏
孙伟忠
张志坚
傅铭治
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Guangzhou Early Warning Information Release Center (guangzhou Meteorological Data Center)
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Guangzhou Meteorological Information Network Center (guangzhou Emergency Warning Information Center)
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Abstract

It the utility model is related to and a kind of more meteorological element observation unmanned planes are provided.The unmanned plane includes Design of meteorological data collection, aircraft, earth station and the data storage display systems for realizing data acquisition and parsing, described Design of meteorological data collection is connected with aircraft communication, aircraft communicates to connect with earth station, data storage display systems are placed in earth station, storage and displaying Various types of data and result.The utility model is combined that exploitation can be applied to city canopy meteorological observation and earth's surface thermal environment becomes more meticulous the new meteorological plat of research using Small and micro-satellite flight control technique, ultrasound wind technology, temperature and humidity sensing technology.

Description

More meteorological elements observe unmanned plane
Technical field
It the utility model is related to unmanned plane application technology, more particularly to a kind of more meteorological element observation unmanned planes.
Background technology
At home, after large-scale urban meteorological observation and experiment are concentrated mainly on 2000,2001-2003 is opened in Beijing Atmospheric boundary layer power, heating power, the chemical synthesis observation experiment of exhibition, obtain Beijing Urban Atmosphere power and Atmospheric Chemistry is three-dimensional Architectural feature (Xu Xiangde, 2005);The climatic effect of the observation of Nanjing urban boundary layer and east China large-scale city and Countermeasure has carried out the association of more processes for surface physical characters, land surface emissivity, atmosphere pollution etc. in Changjiang Delta urban agglomeration area Tested with Intensified Observation(Liu Hongnian etc., 2008).Urban meteorological observation both at home and abroad and experiment mainly surround urban border at present Layer is studied, and city canopy observation experiment is using traditional meteorological observation method, as laser radar, wind profile radar, Microwave radiometer, eddy correlation instrument etc., cost of equipment is expensive, and city observation addressing rent is high, it is difficult to realizes extensive, high-altitude Between resolution ratio, become more meticulous urban meteorological observation.
At home, Ma Shuqing successfully carries out meteorological sounding experiment using miniature robot aircraft(Ma Shuqing etc., 1998). 2005, military TF-1 unmanned planes meteorological detection system successively complete Proof-Of Principle flight test, check and correction flight test, 100 ~ 1500Km flight tests, maritime meteorological survey mission experiment(Shen Huairong, 2008).In the world, US National Aeronautics and Space Administration with Costa Rica cooperates, and carries out tropical cloud system generating process research, and marine atmosphere office of U.S. Atlantic Ocean weather laboratory is meteorological Unmanned plane has carried out prolonged observation flight to Ofelia hurricane.Although unmanned plane meteorological sounding technique is progressively ripe, It is currently only used for the regions such as desert, mountain area, ocean and carries out meteorological detection.It is difficult to scale with traditional means for city canopy etc. Acquisition meteorological data, when measuring meteorologic parameter, more saved using rotor wing unmanned aerial vehicle meteorological detection, be more economical, have use Maneuverability feature, it is more applicable for city vertical range space meteorological observation.
Utility model content
In view of this, it is necessary to for current urban Heat Environment progressively deterioration problem, there is provided a kind of more meteorological elements observations Unmanned plane.The unmanned plane includes realizing the Design of meteorological data collection of data acquisition and parsing, aircraft, earth station and data storage Display systems are deposited, described Design of meteorological data collection is connected with aircraft communication, and aircraft communicates to connect with earth station, data Storage display systems are placed in earth station, storage and displaying Various types of data and result.
Preferably, described Design of meteorological data collection includes carried micro Meteorological Automatic Station, air particle concentration Equipment and data acquisition board.
Preferably, described data acquisition board include data processing chip, data back interface, digital independent interface, Power module and voltage detection module, described data processing chip read Meteorological Automatic Station by described digital independent interface With the data of air particle concentration sensor, after data parsing, by described data back interface return data, while electricity Pressure detection module realizes voltage detecting, real-time display aircraft voltage.
Preferably, described data processing chip includes STM32F103RCT6 single-chip microcomputers.
Preferably, described digital independent interface is communicated using RS-485 and RS-232 interface.
Preferably, described power module includes TPS54560, TPS54260, AMS1117-3.3 chip, there is provided no Same operating voltage.
Preferably, described aircraft includes UAS.
Preferably, described UAS includes aircraft body, frame, flight controller, battery.
Preferably, described earth station includes remote control, pc client or cell-phone customer terminal.
Preferably, described data storage display systems include Android version and PC versions.
The beneficial effects of the utility model:
Take the lead in developing Small and micro-satellite meteorological plat at home, using Small and micro-satellite flight control technique, surpass Cement bond logging wind technology, temperature and humidity sensing technology are combined that exploitation can be applied to city canopy meteorological observation and earth's surface thermal environment is fine Change the new meteorological plat of research.
More meteorological element observation unmanned planes may extend to the whole nation, and other carry out city canopy meteorological observation, medium and small for improving Yardstick, particularly small scale weather system monitoring, for big city become more meticulous weather forecast service provide preferably support.Opening Open up atmosphere pollution and the research of low latitude meteorological element vertical stratification and its Spatio-temporal Evolution, urban heat land effect, urban waterlogging point Analysis etc. provides the firsthand information, has a wide range of applications promotion prospect.
Brief description of the drawings
A kind of more meteorological element observation UAS frame diagrams of Fig. 1;
Fig. 2 data acquisition board connection diagrams.
Embodiment
More meteorological element observation UASs of the present utility model are described further below in conjunction with the accompanying drawings.
The system of more meteorological element observation UASs includes Design of meteorological data collection, aircraft, earth station's sum According to storage display systems.
1st, Design of meteorological data collection
Including carried micro Meteorological Automatic Station, air particle concentration equipment and data acquisition board.Pass through data acquisition board With carried micro Meteorological Automatic Station, the sensor of air particle concentration equipment connection data acquisition and parsing task, And it is sent to aircraft.
2nd, aircraft
Mainly include UAS, possess including aircraft body, including frame, flight controller, battery etc..
3rd, earth station
Can be remote control, pc client or cell-phone customer terminal for software and hardware used in ground controller.
4th, data storage display systems
Data storage display systems are used to storing and demonstrating displaying flight and meteorological data.Predominantly observe the aobvious of data Show, record, the exploitation of server relative program, be divided into Android version and PC versions.
As shown in figure 1, give a kind of more meteorological elements observation UAS frame diagram, meteorological sensor is by collection All kinds of meteorological datas are sent to data acquisition module, and meteorological data is sent to ground, user by data acquisition module via winged control Data are checked by earth station APP or client.Server and earth station APP will store to data.
For data collecting system therein, can Integrated Development on one piece of PCB.Data acquisition board includes data processing core Piece, data back interface, digital independent interface, power module and voltage detection module.As shown in Fig. 2 Fig. 2 gives a kind of number According to the connected mode of collection plate.Data acquisition board is Meteorological Automatic Station and air particle concentration sensor by battery powered Power supply, makes its normal operation.Data acquisition board reads the data of Meteorological Automatic Station and air particle concentration sensor simultaneously, and Data back is parsed, while realizes voltage detecting, real-time display aircraft voltage.
It is a kind of specific embodiment below.
Data processing chip:Select single-chip microcomputer.Single-chip microcomputer(MCU)The reading and parsing of completion sensing data are needed, it is whole Need to carry out substantial amounts of computing during individual, it is desirable to which arithmetic speed is fast, operational performance is strong.As a preferred embodiment, The STM32F103RCT6 single-chip microcomputers of ST Microelectronics's production may be selected, the single-chip microcomputer is should for low-power consumption and low cost With and 32 embedded microcontrollers of high integration for designing, employ presently most popular ARMCortex-M3 kernels, inside 4 Individual 16 bit timing device, it can at most produce the PWM of 16 tunnel independences, 2 12 precision A/D converters, various communication interfaces(UART, SPI, I2C, SDIO).The maximum operating frequency of the single-chip microcomputer can be rapidly completed all computings in 72MHz.
Data back interface:The USART asynchronous serial ports carried using processor are communicated.
Digital independent interface:Meteorological Automatic Station and air particle concentration sensor are connect using RS-485 and RS-232 respectively Mouth is communicated.
RS-232 communication interface circuits:
MAX3232 chips use proprietary low voltage difference transmitter output stage, are supplied using dual charge pump in 3.0V to 5.5V power supplys Real RS-232 performances can be realized when electric, device only needs four 0.1uF outside small size charge pump capacitor.MAX3232 Chip is ensured in 120kbps data rates, while keeps RS-232 output levels.
Pin, encapsulation and the function of MAX3232 chips are compatible with industrial standard MAX242 chips and MAX232 chips respectively. Even if being operated under high data rate, MAX3232 chips still can keep the positive and negative 5.0V of rs-232 standard requirement is minimum to send Device output voltage.
Voltage is simply entered within 3.0V to 5.5V scopes, you can offer+5.5V(Multiplication of voltage charge pump)With -5.5V(Instead Phase charge pump)Output voltage.Charge pump once output voltage is less than 5.5V, will open charge pump in non-continuous mode.It is defeated Go out voltage more than 5.5V, you can close charge pump.Each charge pump needs a winged container and a storage capacitor, produce V+ and V- voltage.
MAX3232 chips can ensure 120kbps data rate under worst condition of work.Under normal circumstances, can Work in 235kbps data rates.
RS-485 communication interface circuits:
The half-duplex network of RS-485 interfaces composition, usually two-wire system.Transmitted more using Shielded Twisted Pair.This wiring Mode is that bus type topological structure can at most mount 32 nodes on same bus.Typically adopted in RS-485 communication networks Master-slave communication mode, i.e. the multiple slaves of host tape.In many cases, it is letter when connecting RS-485 communication links Singly " A " of each interface, " B " end are connected with a pair of twisted-pair feeders.
SP3485 chips are a series of low-power consumption Half-duplex transceivers.SP3485 chips meet the electricity of RS-485 serial protocols Gas specification, message transmission rate may be up to 10Mbps(Bringing onto load).SP3485 chips use Differential Input, Differential Output mode, Output, input share a pair of circuits.
Data acquisition board is provided simultaneously with RS-485 interfaces and RS-232 interface.MAX3232 cores are selected for this data acquisition board Piece and SP3485 chips, to design RS-232 and RS-485 interfaces.
Power module:Power supply chip is used as using TPS54560, TPS54260, AMS1117-3.3.TPS54560 power supply cores Piece provides 12V DC power supply for Meteorological Automatic Station and air particle concentration sensor, and TPS54260 power supply chips are to LM358 etc. IC provides 5V power supplys, and AMS1117-3.3 provides 3.3V power supplys for STM32F103RCT6 single-chip microcomputers.
12V power modules:
Data acquisition board uses voltage to be powered for 25.2V lithium batteries, so data acquisition board needs to have directly Flow power voltage step down ability.25.2V voltage is set to drop to the 12V power supplys for being available for Meteorological Automatic Station and pm2.5 sensors to use.
The design uses the TPS54560 of Texas Instrument as decompression chip.TPS54560 is a of Texas Instrument's product Step-down DC-DC converter, apply in automobile, global positioning satellite, the field such as industrial automation and motor control.Input voltage 4.5-60V, output voltage 0.8-58.8V, output current maximum 5A.Meteorological Automatic Station and pm2.5 sensors can be met completely Power demands.
5V and 3.3V power modules:
Different chips uses different power voltage supplies in data acquisition board.Mainly there are two kinds, Yi Zhongshi STM32F103RCT6 single-chip microcomputers use 3.3V dc sources, and another kind is that the chips such as LM358 use 5V direct currents Source.25.2V dc sources are first dropped to 5V by the TPS54260 for this from Texas Instrument, are the chip power supplies such as LM358, are reused 5V dc sources are dropped to 3.3V by AMS1117-3.3 chips, are powered for STM32F103RCT6 single-chip microcomputers.
Why select there are two reasons as 5V power supply chips with TPS54260.First, because TPS54260 chips are permitted Perhaps input voltage is higher, and power supply capacity is stronger.Input voltage is up to 60V, output current maximum 2.5A.It is entirely capable of Enough meet the power demands of data acquisition board.Another reason is designed because TPS54260 and TPS54560 is same company The DC-DC power source chip of manufacture, belong to a series together.Two chip is different with encapsulation except maximum load current, exists a lot Similarity, periphery circuit design are about the same.Circuit design is so caused to safeguard more convenient, material procurement when production It is simpler.
AMS1117 series voltage-stablizers have adjustable version and a variety of fixed voltage versions, are designed to provide for 1A output currents and work Making pressure difference can as little as 1V.In maximum output current, the pressure difference of AMS1117 devices ensures that maximum is no more than 1.3V, and with load The reduction of electric current and gradually reduce.The fixed voltage version AMS1117-3.3 that the design uses, makes 5V power supplys drop to 3.3V.
Voltage detection module:Cell voltage is sampled using LM358 amplifier chips, enables a processor to read battery Voltage.
Voltage detecting circuit:
The A/D converter of the STM32F103RCT6 us levels of 3 12(16 passages).Measure, survey available for voltage A/D Measure scope:0-3.6V.Because STM32 A/D measurement ranges only have 0-3.6V, and the power supply that the design uses is 25.2V, much More than the A/D measurement ranges of STM32 single-chip microcomputers, so supply voltage passes through the discharge circuit that LM358 amplifier chips are formed, make electricity Pressure carries out scale smaller, so that voltage is dropped in the measurement range of single-chip microcomputer.
For the design using LM358 as amplifier, LM358 is dual operational amplifier.Inside includes two independent, Gao Zeng Benefit, the dual operational amplifier of internal frequency compensation, it is suitable for the very wide single supply of supply voltage scope and uses, be also applied for double electricity Source mode of operation, under the condition of work of recommendation, source current is unrelated with supply voltage.Its use range includes Sense Amplification The occasion using operational amplifier of device, DC current gain module and other all available single supply power supplies.
Earth station:
Meteorological data collection earth station can be App.App data acquisition and transmission aspect:(STM32 is mono- for data acquisition board Piece machine data collecting system) carry out docking progress data interaction, data with flying the DJI Onboard SDK of control in the form of serial ports After collection plate collects the data of Meteorological Automatic Station, by with the data transmission interface built in winged control by the data of automatic weather station Wireless backhaul is into DJI remote control.Data after remote control preliminary treatment again by Google AOA technologies, most at last Data byte array, which is transferred in earth station, to be carried out corresponding dissection process and is submitted to server showing, and a series of behaviour such as preserves Make.
Data transfer interaction:Collection plate (STM32 capture programs) --->UART (serial ports) --->Fly control (A3 Onboard SDK)--- >Remote control (DJI SDK) --->USB (AOA agreements) --->Earth station
Data are parsed and preserved:
1. after data pass back to android equipment by remote control, the data institute by data according to each measurement kind The different progress of byte length accounted for parse (data of every kind of measurement are all four byte single-precision floating-point datas) accordingly, most Specific data are obtained eventually, are then presented on the screen of android equipment, and are automatically saved in real time under SDCard
One can be all printed in TXA/Meteorologic/MeteorologicData/AutoSave.csv files, during start Secondary item-title.
The document for the .csv forms that 2. data format, which is Excel text editors, to be supported is easy to check.
3. data forwarding:The character string of Json specified formats is encapsulated data into according to data transmission specifications, passes through interconnection Data are submitted to the server specified by net Http agreements according to data transmission specifications in the form of Post.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed, But therefore it can not be interpreted as the limitation to the utility model patent scope.It should be pointed out that for the common of this area For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.

Claims (10)

  1. A kind of 1. more meteorological element observation unmanned planes, it is characterised in that including:
    Design of meteorological data collection, aircraft, earth station and the data storage display systems of data acquisition and parsing are realized, it is described Design of meteorological data collection be connected with aircraft communication, aircraft and earth station are communicated to connect, and data storage display systems are put In in earth station, storage and displaying Various types of data and result.
  2. 2. unmanned plane according to claim 1, it is characterised in that described Design of meteorological data collection includes airborne micro- Type Meteorological Automatic Station, air particle concentration equipment and data acquisition board.
  3. 3. unmanned plane according to claim 2, it is characterised in that described data acquisition board include data processing chip, Data back interface, digital independent interface, power module and voltage detection module, described data processing chip pass through described Digital independent interface reads the data of Meteorological Automatic Station and air particle concentration sensor, after data parsing, by described Data back interface return data, while voltage detection module realizes voltage detecting, real-time display aircraft voltage.
  4. 4. unmanned plane according to claim 3, it is characterised in that described data processing chip includes STM32F103RCT6 single-chip microcomputers.
  5. 5. unmanned plane according to claim 3, it is characterised in that described digital independent interface uses RS-485 and RS- 232 interfaces are communicated.
  6. 6. unmanned plane according to claim 3, it is characterised in that described power module include TPS54560, TPS54260, AMS1117-3.3 chip, there is provided different operating voltages.
  7. 7. unmanned plane according to claim 1, it is characterised in that described aircraft includes UAS.
  8. 8. unmanned plane according to claim 7, it is characterised in that described UAS includes aircraft body, machine Frame, flight controller, battery.
  9. 9. unmanned plane according to claim 1, it is characterised in that described earth station include remote control, pc client or Person's cell-phone customer terminal.
  10. 10. unmanned plane according to claim 1, it is characterised in that described data storage display systems include Android version With PC versions.
CN201720877621.7U 2017-07-19 2017-07-19 More meteorological elements observe unmanned plane Expired - Fee Related CN207096479U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109991684A (en) * 2019-04-15 2019-07-09 南京大学 Atmospheric boundary layer contaminant component Vertical Observation system based on dirigible
CN110673228A (en) * 2019-08-30 2020-01-10 北京航空航天大学 Formula of throwing sonde under imitative dandelion structure
CN111726546A (en) * 2020-06-12 2020-09-29 芯河半导体科技(无锡)有限公司 Audio and video configuration and playing solution based on USB AOA protocol
CN112486069A (en) * 2018-11-01 2021-03-12 北京万通易居环保设备科技有限公司 Control system of photovoltaic intelligent robot

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112486069A (en) * 2018-11-01 2021-03-12 北京万通易居环保设备科技有限公司 Control system of photovoltaic intelligent robot
CN112486069B (en) * 2018-11-01 2022-03-01 北京万通易居环保设备科技有限公司 Control system of photovoltaic intelligent robot
CN109991684A (en) * 2019-04-15 2019-07-09 南京大学 Atmospheric boundary layer contaminant component Vertical Observation system based on dirigible
CN110673228A (en) * 2019-08-30 2020-01-10 北京航空航天大学 Formula of throwing sonde under imitative dandelion structure
CN111726546A (en) * 2020-06-12 2020-09-29 芯河半导体科技(无锡)有限公司 Audio and video configuration and playing solution based on USB AOA protocol

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Address after: 511430 No. 68 Industrial Road, building village, Dashi street, Panyu District, Guangzhou, Guangdong.

Patentee after: Guangzhou early warning information release center (Guangzhou meteorological data center)

Address before: 511430 No. 68 Industrial Road, building village, Dashi street, Panyu District, Guangzhou, Guangdong.

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