CN105044801B - A kind of three-dimensional atmospheric turbulence modulation device - Google Patents

Abstract

The three-dimensional atmospheric turbulence measurement device can judge whether the atmospheric turbulence comes from the east-west direction or the north-south direction, and can also measure the vertical direction turbulence. Composed of rectifying insulation cover, instrument cabin, transmitting antenna, altitude, humidity and temperature measurement circuit, atmospheric turbulence measurement circuit, branch sampling and analog-to-digital conversion circuit, high-frequency power amplification circuit, digital modulation circuit, single-chip processing and encoding circuit, vertical The direction bracket, the east-west direction bracket and the north-south direction bracket form a three-dimensional hexagonal member through six connections. The two bar magnets on the north-south direction bracket can determine the direction of the bracket and ensure the correctness of atmospheric turbulence measurement. The rectifying heat preservation cover can prevent the instrument from The bin rotates and sways continuously in the air to ensure the accuracy of atmospheric turbulence measurement. The device can be used for atmospheric measurement and atmospheric research.

Description

A three-dimensional atmospheric turbulence measurement device

technical field

The invention relates to a meteorological measuring device, in particular to an atmospheric turbulence measuring device, which belongs to the technical field of meteorological measuring instruments.

Background technique

At present, in the atmospheric turbulence measurement technology, a horizontal bracket is generally used as the turbulence sensor bracket, and the instrument cabin is rectangular, and there is no spherical fairing outside. The measurement technology of a bracket cannot judge whether the atmospheric turbulence comes from the east-west direction or the north-south direction. Direction, especially for the measurement of turbulence in the vertical direction, the rectangular instrument cabin has a large wind resistance, and it is easy to rotate and sway in the air, which interferes with the measurement accuracy of atmospheric turbulence.

Contents of the invention

The purpose of the present invention is to provide a three-dimensional atmospheric turbulence measurement device, which can judge whether the atmospheric turbulence comes from the east-west direction or the north-south direction, and can also measure the vertical direction turbulence.

The technical problem to be solved by the present invention is achieved through the following technical solutions: the measuring device consists of a turbulence sensor 1, a bar magnet 2, a vertical support 3, a hydrogen balloon 4, a nylon wire 5, an east-west support 6, a six-way 7, a north-south Direction bracket 8, spherical rectifying heat preservation cover 9, instrument cabin 10, transmitting antenna 11, altitude, humidity and temperature measurement circuit 12, atmospheric turbulence measurement circuit 13, branch sampling and analog-to-digital conversion circuit 14, antenna connection line 15, high Frequency power amplification circuit 16, digital modulation circuit 17, preamplification circuit 18, compensation and correction circuit 19, single-chip processing and encoding circuit 20, air pressure altitude sensor P, humidity sensor H and temperature sensor T, vertical direction support 3, east and west The direction support 6 and the north-south direction support 8 form a three-dimensional hexagonal member through the six connections 7; Vertically bisect each other and form a cross in the horizontal direction. The vertical bracket 3 passes through the center point of the east-west bracket 6 and the north-south bracket 8 and vertically bisects the east-west bracket 6 and the north-south bracket 8. The vertical bracket 3 and the east-west direction The outer diameter of support 6 and north-south direction support 8 is 8 millimeters, and inner diameter is 6 millimeters, is aluminum tube, and the center of vertical direction support 3, east-west direction support 6 and north-south direction support 8 is provided with six-way 7; Described device is provided with three For the turbulence sensor 1 and the two bar magnets 2, three pairs of turbulence sensors 1 are respectively installed at the two ends of the above-mentioned three brackets, and each turbulence sensor 1 is connected to the input end of the preamplifier circuit 18 through a single-core shielded wire, and the two The bar magnet 2 is arranged on the support 8 in the north-south direction, and the north poles of the two bar magnets 2 point to the same direction; the device is provided with a hydrogen balloon 4, a nylon wire 5, a spherical rectifying heat preservation cover 9, an instrument cabin 10 and a transmitting antenna 11. The upper end of the support 3 in the vertical direction is connected to the lower end of the hydrogen balloon 4 through a nylon wire 5, the lower end of the support 3 in the vertical direction is connected to the upper end of the spherical rectifying heat preservation cover 9 through a nylon wire, and the lower end of the spherical rectifying heat preservation cover 9 is connected to the upper end of the transmitting antenna 11, The instrument cabin 10 is arranged inside the spherical rectifying heat preservation cover 9; the device can judge whether the atmospheric turbulence comes from the east-west direction or the north-south direction, and can also measure the turbulent flow in the vertical direction. Type rectifying heat preservation cover 9 is used for alleviating the wind resistance of instrument compartment, prevents instrument compartment 10 from rotating and swaying non-stop in the air.

Due to the above-mentioned technical scheme, the advantages and positive effects of the present invention are: the three-dimensional atmospheric turbulence measuring device can judge whether the atmospheric turbulence comes from the east-west direction or the north-south direction, and can also measure the vertical direction turbulence, and the two bar magnets can maintain the north-south direction support. Direction, so as to ensure the correctness of atmospheric turbulence measurement data, the spherical fairing insulation cover can reduce the wind resistance of the instrument cabin, prevent the instrument cabin from rotating and swaying in the air, and ensure the accuracy of atmospheric turbulence measurement.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the present invention is further described, and the present invention has following 2 pieces of accompanying drawings:

Fig. 1 is a perspective view of a three-dimensional atmospheric turbulence measuring device;

Fig. 2 is a block diagram of the circuit in the instrument cabin of a three-dimensional atmospheric turbulence measuring device.

The numbers marked in the accompanying drawings represent respectively as follows:

1. Turbulence sensor, 2. Bar magnet, 3. Vertical bracket, 4. Hydrogen balloon, 5. Nylon wire, 6. East-west bracket, 7. Six-way, 8. North-south bracket, 9. Spherical rectification insulation Cover, 10. Instrument compartment, 11. Transmitting antenna, 12. Altitude, humidity and temperature measurement circuit, 13. Atmospheric turbulence measurement circuit, 14. Branch sampling and analog-to-digital conversion circuit, 15. Antenna connection line, 16. High frequency Power amplification circuit, 17. Digital modulation circuit, 18. Pre-amplification circuit, 19. Compensation and correction circuit, 20. Single-chip processing and encoding circuit, P. Barometric altitude sensor, H. Humidity sensor, T. Temperature sensor, E. Eastbound, W. Westbound, S. Southbound, N. Northbound.

detailed description

1. According to Fig. 1, vertical direction support 3, east-west direction support 6 and north-south direction support 8 use 6 outer diameters to be 8 millimeters, internal diameter is 6 millimeters, and length is 495 millimeters aluminum pipes, and one end of each aluminum pipe is connected with six-way 7 connections, so that the vertical support 3, the east-west support 6, and the north-south support 8 form a three-dimensional hexagonal component through the six-way 7, and the aluminum tubes in the same direction in the six-way 7 are 10 mm apart from the aluminum tubes, so that the three The aluminum tubes in the direction can communicate in the six-way 7. After the three-dimensional hexagonal components are completed, the total length of each support in the vertical direction support 3, the east-west direction support 6 and the north-south direction support 8 is 1 meter.

2. According to Figure 1, a turbulence sensor 1 is installed at both ends of each bracket in the vertical direction 3, the east-west direction bracket 6 and the north-south direction bracket 8, and each turbulence sensor 1 is connected to the preamplifier circuit 18 through a single-core shielded wire. The input terminal is connected, and the shielded wire passes through the aluminum tube and the six-way 7.

3. According to Fig. 1, the upper end of vertical direction support 3 is connected with the lower end of hydrogen balloon 4 with nylon thread 5, and the lower end of vertical direction support 3 is connected with the upper end of spherical rectification heat preservation cover 9 with nylon thread, and spherical rectification heat preservation cover 9 The lower end of the lower end is connected with the upper end of the transmitting antenna 11, the interior of the spherical rectifying heat preservation cover 9 places the instrument cabin 10, and a thin bar magnet 2 is respectively installed on both sides of the north-south direction support 8, and the north poles of the two bar magnets 2 point to the same .

4. According to Fig. 2, the circuit of instrument cabin 10 is by height and humidity and temperature measurement circuit 12, atmospheric turbulence measurement circuit 13, branch sampling and analog-to-digital conversion circuit 14, antenna connection line 15, high-frequency power amplifier circuit 16, digital Modulation circuit 17, preamplifier circuit 18, compensation and correction circuit 19, single-chip processing and encoding circuit 20, air pressure altitude sensor P, humidity sensor H and temperature sensor T, the air pressure altitude sensor P, humidity sensor H and temperature sensor T One end is respectively connected to the input end of the preamplifier circuit 18, and the other end is connected to the common end, and the three output ends of the altitude, humidity and temperature measurement circuit 12 and the three output ends of the atmospheric turbulence measurement circuit 13 are respectively connected with the compensation and correction circuit The input terminal of 19 is connected, the output terminal of correction circuit 19 is connected in parallel with the input terminal of branch sampling and analog-to-digital conversion circuit 14, and the output terminal of branch sampling and analog-to-digital conversion circuit 14 is processed and encoded by the bidirectional bus and single-chip microcomputer 20 connections.

5. single-chip microcomputer processing is connected with the input end of digital modulation circuit 17 with the output end of encoding circuit 20, and the output end of digital modulation circuit 17 is connected with the input end of high-frequency power amplification circuit 16, and the output end of high-frequency power amplification circuit 16 passes through The antenna connection line 15 is connected to the transmitting antenna 11 .

Claims (1)

1. A kind of 1. three-dimensional atmospheric turbulence modulation device, by turbulence sensors (1), bar magnet (2), vertical direction support (3), hydrogen Balloon (4), nylon yarn (5), east-west direction support (6), six logical (7), North and South direction support (8), ball-type rectification stay-warm case (9), Instrument room (10), transmitting antenna (11), height and humidity and temperature measuring circuit (12), atmospheric turbulance measuring circuit (13), divide Road samples and analog to digital conversion circuit (14), antenna connecting line (15), high-frequency power amplifying circuit (16), digital modulation circuit (17), pre-amplification circuit (18), compensation and circuit for rectifying (19), single-chip microcomputer processing and coding circuit (20), pressure altitude pass Sensor (P), humidity sensor (H) and temperature sensor (T) composition, vertical direction support (3), east-west direction support (6), north and south Direction support (8) forms three-dimensional six rhombus components by six logical (7)；

   It is characterized in that：Described device is provided with vertical direction support (3), east-west direction support (6) and North and South direction support (8) three Individual support, east-west direction support (6) and North and South direction support (8) is orthogonal divides equally and form a cross in the horizontal direction Shape, vertical direction support (3) are crossed the central point of east-west direction support (6) and North and South direction support (8) and vertically divided equally in thing Direction support (6) and North and South direction support (8), vertical direction support (3), east-west direction support (6) and North and South direction support (8) External diameter be 8 millimeters, internal diameter is 6 millimeters, is aluminum pipe, vertical direction support (3), east-west direction support (6) and North and South direction branch The center of frame (8) is provided with six logical (7)；Described device is provided with three pairs of turbulence sensors (1) and two bar magnets (2), three pairs of rapidss Flow sensor (1) is respectively arranged in the both ends of above three support, every turbulence sensors (1) by single-core shielding line with it is preposition The input connection of amplifying circuit (18), two bar magnets (2) are arranged on North and South direction support (8), two bar magnets (2) point to consistent in the arctic；Described device is provided with hydrogen balloon (4), nylon yarn (5), ball-type rectification stay-warm case (9), instrument room (10) it is connected with transmitting antenna (11), vertical direction support (3) upper end by nylon yarn (5) with hydrogen balloon (4) lower end, Vertical Square It is connected to support (3) lower end by nylon yarn with ball-type rectification stay-warm case (9) upper end, ball-type rectification stay-warm case (9) lower end and hair The connection of antenna (11) upper end is penetrated, it is internal that instrument room (10) is arranged on ball-type rectification stay-warm case (9)；Described device can interpolate that air Turbulent flow comes from east-west direction or North and South direction, moreover it is possible to measures vertical direction turbulent flow, two bar magnets are used to keep southern and northern Sensing to support (8), ball-type rectification stay-warm case (9) are used for the windage for mitigating instrument room, prevent instrument room (10) from revolving in the air Turn and wave not stopping.