CN110542935A - High-altitude meteorological detection and transmission method and system - Google Patents
High-altitude meteorological detection and transmission method and system Download PDFInfo
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- CN110542935A CN110542935A CN201910831529.0A CN201910831529A CN110542935A CN 110542935 A CN110542935 A CN 110542935A CN 201910831529 A CN201910831529 A CN 201910831529A CN 110542935 A CN110542935 A CN 110542935A
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- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 title claims abstract description 17
- 230000006854 communication Effects 0.000 claims abstract description 23
- 238000004891 communication Methods 0.000 claims abstract description 21
- 108091092919 Minisatellite Proteins 0.000 claims abstract description 15
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 108091092878 Microsatellite Proteins 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/14—Receivers specially adapted for specific applications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/08—Adaptations of balloons, missiles, or aircraft for meteorological purposes; Radiosondes
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Abstract
the invention discloses a high-altitude meteorological detection and transmission method and system based on a low-orbit small satellite constellation.A sonde acquires high-altitude meteorological information, equipment state information and position information, integrates the high-altitude meteorological information, the equipment state information and the position information into a data packet, and sends the data packet to the low-orbit small satellite constellation; and the low earth orbit small satellite constellation transmits a data packet through an inter-satellite link and sends the data packet to a low earth orbit small satellite ground receiving station. The invention utilizes the low-orbit minisatellite constellation communication technology to transmit the high-altitude meteorological information, equipment state information and position information acquired by the sonde to the low-orbit minisatellite ground receiving station through the low-orbit minisatellite constellation, thereby realizing the transmission of high-altitude meteorological detection data, ensuring that the communication range of the high-altitude meteorological detection data is not limited by a coverage area and is not limited by the shielding of ground obstacles, avoiding the need of independently arranging high-altitude meteorological detection data ground receiving equipment, and realizing the purposes of data concentration, good timeliness, low cost, simple structure and high stability.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a high-altitude meteorological detection and transmission method and system based on a low-orbit small satellite constellation.
Background
the high-altitude meteorological observation is mainly used for detecting meteorological elements such as temperature, air pressure, humidity, wind direction, wind speed and the like from the ground to 3 kilometers of altitude, and provides timely and accurate high-altitude meteorological data for weather forecast, climate analysis, scientific research and international exchange. The existing high-altitude observation technology uses a balloon to bring a sonde into the air, the sonde senses the temperature, air pressure and humidity of the surrounding air in the flying process, detected meteorological elements are converted into radio signals and continuously sent to a ground receiving system, and observers perform sorting calculation on the received radio signals to obtain the meteorological elements such as the temperature, the air pressure, the humidity, the wind direction and the wind speed of the high altitude.
however, the existing communication process of high-altitude observation has coverage area limitation, a ground receiving system needs to be separately arranged, and the stability is poor.
Disclosure of Invention
The invention provides a high-altitude meteorological detection and transmission method and system based on a low-orbit small satellite constellation, which aim to overcome the defects that the existing high-altitude observation communication process is limited by a coverage area and has poor stability.
The invention provides a high-altitude meteorological detection and transmission method based on a low-orbit small satellite constellation, which is applied to a system comprising a sonde, the low-orbit small satellite constellation and a low-orbit small satellite ground receiving station, wherein the low-orbit small satellite constellation comprises a plurality of low-orbit small satellites, and the method comprises the following steps:
The low-orbit small satellite ground receiving station sends a control instruction to the low-orbit small satellite constellation;
The low-orbit small satellite constellation sends the control instruction to the sonde;
the sonde acquires high-altitude meteorological information, equipment state information and position information, integrates the high-altitude meteorological information, the equipment state information and the position information into a data packet, and sends the data packet to the low-orbit microsatellite constellation;
And the low earth orbit small satellite constellation transmits the data packet through an inter-satellite link and sends the data packet to the low earth orbit small satellite ground receiving station.
Optionally, the sonde comprises a weather special module, a sensor sensitive element and a temperature, humidity and pressure acquisition circuit;
The sonde acquires high-altitude meteorological information, and the method comprises the following steps:
The special weather module sends weather acquisition instructions to the temperature, humidity and pressure acquisition circuit through a preset interface;
The temperature, humidity and pressure acquisition circuit acquires an electric signal value of the sensor sensitive element, and converts the electric signal value to obtain high altitude meteorological information, wherein the sensor sensitive element comprises an air temperature sensor sensitive element, an air humidity sensor sensitive element and an atmospheric pressure sensor sensitive element, and the high altitude meteorological information comprises an air temperature value, an air humidity value and an atmospheric pressure value.
optionally, the preset interface includes a serial peripheral interface SPI, a general purpose input/output port GPIO, and a timer capture channel.
Optionally, the sonde includes the weather-specific module and a GNSS positioning antenna connected to the weather-specific module, and the weather-specific module includes a microprocessor integrated with a GNSS positioning navigation processing unit;
The sonde acquires position information, including:
And the GNSS positioning navigation processing unit acquires position information through the GNSS positioning antenna.
optionally, the sonde comprises a low earth orbit minisatellite communication module;
The sonde sends the data packet to the low earth orbit small satellite constellation, including:
and the sonde sends the data packet to the low-orbit small satellite constellation through the low-orbit small satellite communication module.
The invention provides a high-altitude meteorological detection and transmission system based on a low-orbit small satellite constellation, which comprises a sonde, the low-orbit small satellite constellation and a low-orbit small satellite ground receiving station, wherein the low-orbit small satellite constellation comprises a plurality of low-orbit small satellites;
the low-orbit small satellite ground receiving station is used for sending a control instruction to the low-orbit small satellite constellation;
The low-orbit small satellite constellation is used for sending the control command to the sonde;
The sonde is used for acquiring high-altitude meteorological information, equipment state information and position information, integrating the high-altitude meteorological information, the equipment state and the position information into a data packet, and sending the data packet to the low-orbit small satellite constellation;
and the low earth orbit small satellite constellation is used for transmitting the data packet through an inter-satellite link and sending the data packet to the low earth orbit small satellite ground receiving station.
Optionally, the sonde comprises a weather special module, a sensor sensitive element and a temperature, humidity and pressure acquisition circuit;
The special weather module is used for sending weather acquisition instructions to the temperature, humidity and pressure acquisition circuit through a preset interface;
the temperature, humidity and pressure acquisition circuit is used for acquiring an electric signal value of the sensor sensitive element and converting the electric signal value to obtain high altitude meteorological information, the sensor sensitive element comprises an air temperature sensor sensitive element, an air humidity sensor sensitive element and an atmospheric pressure sensor sensitive element, and the high altitude meteorological information comprises an air temperature value, an air humidity value and an atmospheric pressure value.
Optionally, the preset interface includes an SPI, a GPIO, and a timer capture channel.
optionally, the sonde includes the weather-specific module and a GNSS positioning antenna connected to the weather-specific module, and the weather-specific module includes a microprocessor integrated with a GNSS positioning navigation processing unit;
and the GNSS positioning navigation processing unit is used for acquiring the position information through the GNSS positioning antenna.
Optionally, the sonde comprises a low earth orbit minisatellite communication module;
And the low-orbit small satellite communication module is used for sending the data packet to the low-orbit small satellite constellation.
The invention utilizes the low-orbit minisatellite constellation communication technology to transmit the high-altitude meteorological information, equipment state information and position information acquired by the sonde to the low-orbit minisatellite ground receiving station through the low-orbit minisatellite constellation, thereby realizing the high-altitude meteorological detection data transmission, ensuring that the communication range of the high-altitude meteorological detection data is not limited by a coverage area and is not limited by the shielding of ground obstacles, avoiding the need of independently arranging high-altitude meteorological detection data ground receiving equipment, and having the advantages of data concentration, good timeliness, low cost, simple structure, high stability and higher implementation value.
Drawings
FIG. 1 is a flow chart of a high altitude weather detection and transmission method based on a low earth orbit small satellite constellation according to an embodiment of the present invention;
Fig. 2 is a structural diagram of an overhead weather detection and transmission system based on a low-earth small satellite constellation according to an embodiment of the present invention.
Detailed Description
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention provides a high-altitude meteorological detection and transmission method based on a low-orbit small satellite constellation, which is applied to a ground receiving station comprising a sonde, the low-orbit small satellite constellation and a low-orbit small satellite, wherein the low-orbit small satellite constellation comprises a plurality of low-orbit small satellites, and the method comprises the following steps as shown in figure 1:
Step 101, a low earth orbit small satellite ground receiving station sends a control instruction to a low earth orbit small satellite constellation.
and 102, sending a control command to the sonde by the low-orbit small satellite constellation.
And 103, acquiring high-altitude meteorological information, equipment state information and position information by the sonde.
the sonde comprises a weather special module, a sensor sensitive element and a temperature, humidity and pressure acquisition circuit; correspondingly, the special weather module sends weather acquisition instructions to the temperature, humidity and pressure acquisition circuit through a preset interface; the temperature, humidity and pressure acquisition circuit acquires the electric signal values of the sensor sensitive elements and converts the electric signal values to obtain the high-altitude meteorological information.
the preset interface comprises an SPI (serial peripheral interface), a GPIO (general purpose input/output port) and a timer capturing channel, the sensor sensitive elements comprise an air temperature sensor sensitive element, an air humidity sensor sensitive element and an atmospheric pressure sensor sensitive element, and the high altitude meteorological information comprises an air temperature value, an air humidity value and an atmospheric pressure value. The temperature, humidity and pressure acquisition circuit comprises a temperature acquisition circuit, a humidity acquisition circuit and an atmospheric pressure acquisition circuit, and the temperature acquisition circuit, the humidity acquisition circuit and the atmospheric pressure acquisition circuit acquire an air temperature value, an air humidity value and an atmospheric pressure value respectively by acquiring an air temperature sensor sensitive element, an air humidity sensor sensitive element and an atmospheric pressure sensor sensitive element which are positioned on the sensor probe. Therefore, the special weather module can measure the air temperature value, the air humidity value and the atmospheric pressure value of a plurality of channels through interfaces such as the SPI, the GPIO and the timer capture channel.
in addition, the sonde also comprises a GNSS positioning antenna connected with the special weather module, the special weather module comprises a microprocessor integrated with a GNSS positioning navigation processing unit, and the microprocessor is internally integrated with abundant on-chip resources such as a memory, an SPI, an SQI, a UART, a timer capturing channel, an external interrupt and a GPIO, and the on-chip resources are integrated in an SOC form. Accordingly, the GNSS positioning navigation processing unit acquires the position information through the GNSS positioning antenna.
and 104, integrating the high-altitude meteorological information, the equipment state information and the position information into a data packet by the sonde.
And 105, the sonde sends the data packet to a low earth orbit small satellite constellation.
Specifically, the sonde comprises a low-orbit small satellite communication module; correspondingly, the sonde sends a data packet to the low-orbit small satellite constellation through a low-orbit small satellite communication module.
in addition, the sonde also comprises a power supply management circuit, and the power supply management circuit is responsible for carrying out relevant conversion on electric energy provided by a battery of the sonde or an external power supply and provides power supply guarantee for the normal work of the whole sonde.
And 106, transmitting a data packet by the low earth orbit small satellite constellation through the inter-satellite link, and sending the data packet to the low earth orbit small satellite ground receiving station.
the invention implements and utilizes the low-orbit minisatellite constellation communication technology to transmit the high-altitude meteorological information, equipment state information and position information acquired by the sonde to the low-orbit minisatellite ground receiving station through the low-orbit minisatellite constellation, thereby realizing the high-altitude meteorological detection data transmission, ensuring that the communication range of the high-altitude meteorological detection data is not limited by a coverage area and is not shielded and limited by ground obstacles, and the high-altitude meteorological detection data ground receiving equipment does not need to be independently arranged.
based on the method, the embodiment of the invention also provides a high-altitude meteorological detection and transmission system based on the low-orbit small satellite constellation, as shown in fig. 2, the system comprises a sonde, the low-orbit small satellite constellation and a low-orbit small satellite ground receiving station, wherein the low-orbit small satellite constellation comprises a plurality of low-orbit small satellites.
the low-orbit small satellite ground receiving station is used for sending a control command to a low-orbit small satellite constellation;
the low-orbit small satellite constellation is used for sending the control command to the sonde;
The sonde is used for acquiring high-altitude meteorological information, equipment state information and position information, integrating the high-altitude meteorological information, the equipment state and the position information into a data packet, and sending the data packet to the low-orbit small satellite constellation;
And the low earth orbit small satellite constellation is also used for transmitting the data packet through an inter-satellite link and sending the data packet to the low earth orbit small satellite ground receiving station.
the sonde comprises a weather special module, a sensor sensitive element and a temperature, humidity and pressure acquisition circuit;
The special weather module is used for sending weather acquisition instructions to the temperature, humidity and pressure acquisition circuit through a preset interface;
The temperature, humidity and pressure acquisition circuit is used for acquiring an electric signal value of a sensor sensitive element and converting the electric signal value to obtain high altitude meteorological information, the sensor sensitive element comprises an air temperature sensor sensitive element, an air humidity sensor sensitive element and an atmospheric pressure sensor sensitive element, and the high altitude meteorological information comprises an air temperature value, an air humidity value and an atmospheric pressure value.
in this embodiment, the preset interface includes an SPI, a GPIO, and a timer capture channel.
Furthermore, the sonde comprises a weather special module and a GNSS positioning antenna connected with the weather special module, wherein the weather special module comprises a microprocessor integrated with a GNSS positioning navigation processing unit;
the GNSS positioning navigation processing unit is used for acquiring the position information through the GNSS positioning antenna.
in addition, the sonde also comprises a low-orbit small satellite communication module and a power supply management circuit;
and the low-orbit small satellite communication module is used for sending the data packet to the low-orbit small satellite constellation.
the power management circuit is responsible for carrying out relevant conversion on electric energy provided by a battery of the sonde or an external power supply, and provides power guarantee for normal work of the whole sonde.
the invention implements and utilizes the low-orbit minisatellite constellation communication technology to transmit the high-altitude meteorological information, equipment state information and position information acquired by the sonde to the low-orbit minisatellite ground receiving station through the low-orbit minisatellite constellation, thereby realizing the transmission of high-altitude meteorological detection data, ensuring that the communication range of the high-altitude meteorological detection data is not limited by a coverage area and is not limited by the shielding of ground obstacles, and the high-altitude meteorological detection data ground receiving equipment does not need to be independently arranged.
the steps of a method described in connection with the embodiments disclosed herein may be embodied directly in hardware, in a software module executed by a processor, or in a combination of the two. A software module may reside in Random Access Memory (RAM), memory, Read Only Memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art.
the above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. a high altitude meteorological detection and transmission method based on a low orbit small satellite constellation is characterized by being applied to a system comprising a sonde, the low orbit small satellite constellation and a low orbit small satellite ground receiving station, wherein the low orbit small satellite constellation comprises a plurality of low orbit small satellites, and the method comprises the following steps:
the low-orbit small satellite ground receiving station sends a control instruction to the low-orbit small satellite constellation;
the low-orbit small satellite constellation sends the control instruction to the sonde;
the sonde acquires high-altitude meteorological information, equipment state information and position information, integrates the high-altitude meteorological information, the equipment state information and the position information into a data packet, and sends the data packet to the low-orbit microsatellite constellation;
and the low earth orbit small satellite constellation transmits the data packet through an inter-satellite link and sends the data packet to the low earth orbit small satellite ground receiving station.
2. The method of claim 1, wherein the sonde comprises a weather-specific module, sensor sensors, and temperature, humidity, and pressure acquisition circuits;
The sonde acquires high-altitude meteorological information, and the method comprises the following steps:
The special weather module sends weather acquisition instructions to the temperature, humidity and pressure acquisition circuit through a preset interface;
The temperature, humidity and pressure acquisition circuit acquires an electric signal value of the sensor sensitive element, and converts the electric signal value to obtain high altitude meteorological information, wherein the sensor sensitive element comprises an air temperature sensor sensitive element, an air humidity sensor sensitive element and an atmospheric pressure sensor sensitive element, and the high altitude meteorological information comprises an air temperature value, an air humidity value and an atmospheric pressure value.
3. the method of claim 2, wherein the pre-set interfaces include a Serial Peripheral Interface (SPI), a general purpose input output port (GPIO), and a timer capture channel.
4. the method of claim 1, wherein said sonde comprises said weather-specific module and a GNSS positioning antenna connected to said weather-specific module, said weather-specific module comprising a microprocessor integrated with a GNSS positioning navigation processing unit;
The sonde acquires position information, including:
And the GNSS positioning navigation processing unit acquires position information through the GNSS positioning antenna.
5. The method of claim 1, wherein the sonde comprises a low earth orbit, small satellite communications module;
the sonde sends the data packet to the low earth orbit small satellite constellation, including:
and the sonde sends the data packet to the low-orbit small satellite constellation through the low-orbit small satellite communication module.
6. a high altitude meteorological detection and transmission system based on a low orbit small satellite constellation is characterized by comprising a sonde, the low orbit small satellite constellation and a low orbit small satellite ground receiving station, wherein the low orbit small satellite constellation comprises a plurality of low orbit small satellites;
The low-orbit small satellite ground receiving station is used for sending a control instruction to the low-orbit small satellite constellation;
The low-orbit small satellite constellation is used for sending the control command to the sonde;
The sonde is used for acquiring high-altitude meteorological information, equipment state information and position information, integrating the high-altitude meteorological information, the equipment state and the position information into a data packet, and sending the data packet to the low-orbit small satellite constellation;
And the low earth orbit small satellite constellation is also used for transmitting the data packet through an inter-satellite link and sending the data packet to the low earth orbit small satellite ground receiving station.
7. The system of claim 6, wherein the sonde comprises a weather-specific module, sensor sensors, and temperature, humidity, and pressure acquisition circuits;
The special weather module is used for sending weather acquisition instructions to the temperature, humidity and pressure acquisition circuit through a preset interface;
The temperature, humidity and pressure acquisition circuit is used for acquiring an electric signal value of the sensor sensitive element and converting the electric signal value to obtain high altitude meteorological information, the sensor sensitive element comprises an air temperature sensor sensitive element, an air humidity sensor sensitive element and an atmospheric pressure sensor sensitive element, and the high altitude meteorological information comprises an air temperature value, an air humidity value and an atmospheric pressure value.
8. the system of claim 7, wherein the preset interface comprises SPI, GPIO, and a timer capture channel.
9. The system of claim 6, wherein said sonde comprises said weather-specific module and a GNSS positioning antenna connected to said weather-specific module, said weather-specific module comprising a microprocessor integrated with a GNSS positioning navigation processing unit;
And the GNSS positioning navigation processing unit is used for acquiring the position information through the GNSS positioning antenna.
10. the system of claim 6, wherein the sonde comprises a low earth orbit, minisatellite communication module;
And the low-orbit small satellite communication module is used for sending the data packet to the low-orbit small satellite constellation.
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| CN201910831529.0A CN110542935A (en) | 2019-09-03 | 2019-09-03 | High-altitude meteorological detection and transmission method and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111025426A (en) * | 2019-12-23 | 2020-04-17 | 航天行云科技有限公司 | System, method and device applied to observing meteorological elements of target space area |
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| CN106253964A (en) * | 2015-06-09 | 2016-12-21 | 北京信威通信技术股份有限公司 | Mobile communication system based on Constellation of Low Earth Orbit Satellites network and method |
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| CN101710189A (en) * | 2009-12-16 | 2010-05-19 | 中国科学院大气物理研究所 | Dropsonde system adopting stratospheric balloon |
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Application publication date: 20191206 |
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