CN108344495A - A kind of infrasonic measuring device and measuring method - Google Patents
A kind of infrasonic measuring device and measuring method Download PDFInfo
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- CN108344495A CN108344495A CN201810150236.1A CN201810150236A CN108344495A CN 108344495 A CN108344495 A CN 108344495A CN 201810150236 A CN201810150236 A CN 201810150236A CN 108344495 A CN108344495 A CN 108344495A
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- 238000006243 chemical reaction Methods 0.000 claims description 4
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- 238000007667 floating Methods 0.000 claims description 3
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
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Abstract
The present invention provides a kind of infrasonic measuring device and measuring method.Measuring device includes：Infrasound receiving device, for receiving infrasound and the infrasound of reception being sent to acquisition control equipment；Acquisition control equipment, for storing the infrasound of reception to data recording equipment；Data recording equipment, for storing the infrasound received；Energy interface equipment, for powering to acquisition control equipment, infrasound receiving device and data recording equipment；The output end of the infrasound receiving device is connected with the input terminal of the acquisition control equipment, and the output end of the acquisition control equipment is connected with the input terminal of the data recording equipment.The present invention is realized to infrasonic measurement, and the infrasonic sound wave measuring apparatus is simple in structure, easy to operate, strong antijamming capability and easy to carry.
Description
Technical field
The present invention relates to infrasound detection technique fields, and in particular to a kind of infrasonic measuring device and measuring method.
Background technology
As the mankind understand in depth to infrasonic, infrasound is in the fields such as scientific research, disaster alarm, medical research
Application it is also increasingly wider.Infrasound is the sound wave that frequency is less than audio range, its frequency range is substantially
0.00001Hz~20Hz, human ear can not hear infrasound.Infrasonic frequency is relatively low, wavelength is longer, so air is to infrasound
Absorption coefficient very little, cause infrasound that can propagate far distance.
The infrasound of nature is mainly drawn by the fluctuation of wind, air turbulence, volcanic eruption, wave slap, earthquake, storm etc.
It rises, in addition nuclear explosion, otherwise huge explosion, transmitting of rocket etc. also generates artificial infrasound.In addition, many disastrous
Phenomenon such as volcanic eruption, cyclone and thunderstorm can also give off infrasound before generation, by studying these premonitory phenomenons pair
A kind of method, therefore the measurement and acquisition of infrasonic sound are provided in prediction Disaster Event, establishes infrasonic sound database, it is disastrous for studying
The early warning of phenomenon is of great significance.
But the accessory of infrasonic sound wave measuring apparatus is too many and line is cumbersome at present causes infrasonic sound wave measuring apparatus to there is response
Speed is slow, poor anti jamming capability and not readily portable problem.
Invention content
For the defects in the prior art, the present invention provides a kind of infrasonic measuring device and measuring method, realizes
To infrasonic measurement, and simple in structure, strong antijamming capability and easy to carry.
To achieve the above object, the present invention provides following technical scheme：
On the one hand, the present invention provides a kind of infrasonic measuring devices, including：
Infrasound receiving device, for receiving infrasound and the infrasound of reception being sent to acquisition control equipment；
Acquisition control equipment, for storing the infrasound of reception to data recording equipment；
Data recording equipment, for storing the infrasound received；
Energy interface equipment, for powering to acquisition control equipment, infrasound receiving device and data recording equipment；
The output end of the infrasound receiving device is connected with the input terminal of the acquisition control equipment, the acquisition control
The output end of control equipment is connected with the input terminal of the data recording equipment.
Further, described device further includes：The external information interface equipment being connected with acquisition control equipment, being used for will
The infrasound of reception is sent to external equipment.
Further, the infrasound receiving device includes：
Sensor, for the infrasound of reception to be converted to voltage signal；
Signal amplifier, for being amplified to the voltage signal that sensor exports；
Low-pass filter, for being filtered to the voltage signal that signal amplifier exports；
A/D converter, the voltage signal for being exported to low-pass filter carry out analog-to-digital conversion；
The output end of the sensor is connected with the input terminal of the signal amplifier, the output of the signal amplifier
End is connected with the input terminal of the low-pass filter, the input of the output end of the low-pass filter and the A/D converter
End is connected, and the output end of the A/D converter is connected with the input terminal of the acquisition control equipment.
Further, the sensor uses condenser type infrasonic sensor.
Further, described device further includes：Superpressure aerostatics, the superpressure aerostatics are equipped with and the energy source interface
The balloon borne energy resource system and the balloon borne communication system being connected with the external information interface equipment that equipment is connected.
Further, the acquisition control equipment, infrasound receiving device, data recording equipment, external information interface are set
Standby and energy interface equipment, which is arranged at, to be reinforced in incubator, and the reinforcing incubator side wall is equipped with power interface and communication
Interface, the energy interface equipment are connected by the power interface with the balloon borne energy resource system on the superpressure aerostatics；
The external information interface equipment is connected by communication interface with the balloon borne communication system on the superpressure aerostatics.
On the other hand, the present invention provides a kind of infrasonic measurement methods, including：
Infrasonic sound wave measuring apparatus granting is gone up to the air to the stratosphere of atmosphere；
Infrasonic sound data are acquired by infrasonic sound wave measuring apparatus and store the infrasonic sound data of acquisition；
After stratospheric infrasonic sound wave measuring apparatus is completed to measure, the infrasonic sound wave measuring apparatus of advection journey is recycled；
The infrasonic sound wave measuring apparatus is infrasonic measuring device described above.
Further, the step of the infrasonic sound data that infrasonic sound data are acquired by infrasonic sound wave measuring apparatus and store acquisition
Suddenly, further include later：
The infrasound data that infrasonic sound wave measuring apparatus acquires are sent to grounded receiving station.
Further, the method further includes：
The amplitude of the infrasound data of acquisition is more than default amplitude or frequency is more than predeterminated frequency, then by time of acquisition
The geographical location of sonic data and infrasonic sound wave measuring apparatus is sent to grounded receiving station.
As shown from the above technical solution, a kind of infrasonic measuring device and measuring method of the present invention, realize
To infrasonic measurement, and the infrasonic sound wave measuring apparatus is simple in structure, easy to operate, strong antijamming capability and carrying side
Just.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of infrasonic measuring device provided in an embodiment of the present invention；
Fig. 2 is the structural representation of infrasound receiving device in a kind of infrasonic measuring device provided in an embodiment of the present invention
Figure；
Fig. 3 is the connection relationship diagram of superpressure aerostatics and infrasonic sound wave measuring apparatus in the embodiment of the present invention；
Fig. 4 is that infrasonic sound wave measuring apparatus carries out infrasonic measurement schematic diagram in the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of infrasonic sound wave measuring system in the embodiment of the present invention；
Fig. 6 is a kind of schematic diagram of infrasonic measurement method provided in an embodiment of the present invention.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical solution in the embodiment of the present invention carries out clear, complete description, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of infrasonic measuring device, and referring to Fig. 1, which includes：
Infrasound receiving device 20, for receiving infrasound and the infrasound of reception being sent to acquisition control equipment 10；
Acquisition control equipment 10, for storing the infrasound of reception to data recording equipment 30；
Data recording equipment 30, for storing the infrasound received；
Energy interface equipment 40, for acquisition control equipment 10, infrasound receiving device 20 and data recording equipment 30
Power supply；
The output end of the infrasound receiving device 20 is connected with the input terminal of the acquisition control equipment 10, described to adopt
The output end of collection control device 10 is connected with the input terminal of the data recording equipment 30.
The core component that the embodiment of the present invention provides infrasonic sound wave measuring apparatus is infrasound receiving device, by the quilt in air
It surveys infrasonic frequency fluctuation and is converted to electric signal.The electric signal is handled by acquisition control equipment and is stored to data
In recording equipment, complete to infrasonic measurement and storage.
Further, above-mentioned infrasonic sound wave measuring apparatus further includes：The external information interface being connected with acquisition control equipment
Equipment, for the infrasound of reception to be sent to external equipment.
Acquisition control equipment can be communicated by external information interface equipment with other external equipments, so as to receive
The electric signal that infrasound receiving device is sent is sent to other external equipments in time, realizes and measures in real time.
Optionally, an embodiment of the present invention provides a kind of infrasound receiving devices, referring to Fig. 2, the infrasound receiving device
Including：
Sensor 201, for the infrasound of reception to be converted to voltage signal；
Signal amplifier 202, for being amplified to the voltage signal that sensor exports；
Low-pass filter 203, for being filtered to the voltage signal that signal amplifier exports；
A/D converter 204, the voltage signal for being exported to low-pass filter carry out analog-to-digital conversion.
Further, the sensor uses condenser type infrasonic sensor.
Using condenser type infrasonic sensor, using capacitance as infrasonic sensing element is detected, by the quilt in air
It surveys undersonic frequency undulate quantity and transforms into capacitance, and then realize non electrical quantity to the conversion of electricity, utilizing on this basis will be electric
Hold the voltage signal that variable quantity is converted to simulation.The voltage signal of the simulation is passed through into signal amplifier and low-pass filter
Afterwards, it is converted to digital signal and is sent to acquisition control equipment and handled.
Condenser type infrasound sensor has the advantages that frequency response is wide, passband internal characteristic is flat, non-contact measurement, and its volume
Small, high sensitivity, frequency response is good, can directly be coupled with logger or the real-time A/D converter of signal, easy to use.
Optionally, acquisition control equipment of the invention includes：Microcontroller, the microcontroller and the infrasound receiving device
Electrical connection, to handle the voltage signal of infrasound receiving device transmission.
The voltage signal of reception is handled by microcontroller and is stored to data recording equipment.
Optionally, above-mentioned infrasonic sound wave measuring apparatus further includes：Superpressure aerostatics, the superpressure aerostatics are equipped with and institute
State the balloon borne energy resource system that energy interface equipment is connected.
Further, the acquisition control equipment, infrasound receiving device, data recording equipment and energy interface equipment are equal
Setting is being reinforced in incubator, and the reinforcing incubator side wall is equipped with power interface, and the energy interface equipment passes through described
Power interface is connected with the balloon borne energy resource system on the superpressure aerostatics.
Optionally, referring to Fig. 3, above-mentioned infrasonic sound wave measuring apparatus further includes：Superpressure aerostatics, on the superpressure aerostatics
It is connected equipped with the balloon borne energy resource system being connected with the energy interface equipment and with the external information interface equipment
Balloon borne communication system.
Further, the acquisition control equipment, infrasound receiving device, data recording equipment, external information interface are set
Standby and energy interface equipment, which is arranged at, to be reinforced in incubator, and the reinforcing incubator side wall is equipped with power interface and communication
Interface, the energy interface equipment are connected by the power interface with the balloon borne energy resource system on the superpressure aerostatics；
The external information interface equipment is connected by communication interface with the balloon borne communication system on the superpressure aerostatics.
The height of superpressure aerostatics flight lower layer, i.e. stratosphere in atmosphere near space.Stratosphere be located at pair
More than fluid layer top, about 15~50 kilometers of terrain clearance compares traditional zero-pressure aerostatics, and superpressure aerostatics passes through sphere superpressure
Mode resist day and night temperature variation and sphere buoyancy can be kept constant due to there is no row's helium process of zero-pressure aerostatics, from
And flight in sky for a long time may be implemented.In addition, superpressure aerostatics not drive itself, but certain control strategy can be taken
And high-altitude wind field is utilized, TRAJECTORY CONTROL is realized with lower power consumption.
Superpressure aerostatics has the advantages that the time in sky is long, load-carrying is big, highly stable, safe and reliable, is rung to mission requirements
Should be quick, load can be recycled, be improved and fly again；Efficiency-cost ratio is high simultaneously, can provide multiple aerostatics networkings or array
It uses, further enhances ability.Referring to Fig. 4, carrying out infrasonic measurement based on superpressure aerostatics has unique advantage, superpressure floating
Device flying height is high, and coverage area is big, can implement infrasonic measurement to different zones for a long time, as ocean, polar region and land are seen
Region outside survey station point coverage area, in stratosphere height detecting, influenced by the various noises in ground it is smaller, also without land
Wind existing for observation process is made an uproar problem.
For handling characteristics such as near space ambient air low temperature, low pressure, low-density, wrapped inside infrasonic sound wave measuring apparatus
It includes：Acquisition control equipment, infrasound receiving device, data recording equipment, external information interface equipment and energy interface equipment.It is secondary
It is equipped with outside Acoustic wave measuring apparatus and reinforces incubator, for the equipment inside infrasonic sound wave measuring apparatus is kept the temperature and reinforced.
By foregoing description it is found that a kind of infrasonic sound wave measuring apparatus of the present invention, can realize in atmosphere
Stratosphere is to the infrasonic measurement in ground, and the structure of infrasonic sound wave measuring apparatus is simple, easy to operate, high sensitivity, resists and does
It is strong and easy to carry to disturb ability.
An embodiment of the present invention provides a kind of systems carrying out infrasonic sound wave measurement using superpressure aerostatics, referring to Fig. 5, system
Including：Accuse that field, superpressure aerostatics and infrasonic sound wave measuring apparatus are provided in station, ground in ground；
Station is accused according to monitoring needs in ground, and surrounding target regional extent, commander ground granting field is provided superpressure floating
Device granting is gone up to the air to advection layer height, and infrasonic sound wave measurement is carried out by the infrasonic sound wave measuring apparatus on superpressure aerostatics；Infrasound
After being measured, ground accuses that station commander ground is provided field and filled to superpressure aerostatics infrasonic measurement according to normal recovery sequence realization
The recycling set, measurement task are completed.
Further, according to monitoring needs, multiple superpressure aerostatics is provided and realize that networking is realized to the seamless of observation area
Covering.
An embodiment of the present invention provides a kind of infrasonic measurement methods, and referring to Fig. 6, this method includes：
S601：Infrasonic sound wave measuring apparatus granting is gone up to the air to the stratosphere of atmosphere；
In this step, including：Ground stage and granting stage；
The ground stage：Near space superpressure aerostatics loads balloon borne communication system, balloon borne energy resource system and infrasonic sound wave measurement
Device, and confirm that each system and facility information state are intact；
The granting stage：Station is accused according to monitoring needs in ground, and surrounding target regional extent provides field by ground and provides and will surpass
Pressure aerostatics granting is gone up to the air to advection layer height, can be provided multiple superpressure aerostatics and be realized networking；Accuse that station can pass through ball in ground
Communication system is carried, realizes the control to infrasonic measurement device.
S602：Infrasonic sound data are acquired by infrasonic sound wave measuring apparatus and store the infrasonic sound data of acquisition；
In this step, infrasonic sound wave measuring apparatus is in the stage in sky：Sky is stayed when superpressure aerostatics platform can realize long,
In null process, infrasonic sound wave measuring apparatus is in working stage；Ground accuses that station can implement to monitor superpressure ball position, state simultaneously
The data such as information are provided field by ground and are realized to the control of superpressure aerostatics once problematic generation, starts emergency preplan, it is ensured that
The safe retrieving of load.
S603：After stratospheric infrasonic sound wave measuring apparatus is completed to measure, the infrasonic sound wave measuring apparatus of advection journey is carried out
Recycling；
This step is to decline recovery stage：After the completion of infrasonic sound task, field is provided according to normal recovery sequence realization pair in ground
The recycling of the equipment such as superpressure aerostatics infrasonic measurement device, measurement task are completed.
The infrasonic sound wave measuring apparatus is infrasonic measurement dress described in above-mentioned infrasonic measuring device embodiment
It sets.
Wherein, described the step of infrasonic sound data are acquired by infrasonic sound wave measuring apparatus and store the infrasonic sound data of acquisition, it
After further include：
The infrasound data that infrasonic sound wave measuring apparatus acquires are sent to grounded receiving station.
Further, the method further includes：
The amplitude of the infrasound data of acquisition is more than default amplitude or frequency is more than predeterminated frequency, then by time of acquisition
The geographical location of sonic data and infrasonic sound wave measuring apparatus is sent to grounded receiving station
The present invention provides a kind of infrasonic measurement methods to establish infrasonic sound according to collected infrasound measurement data
Database studies the parameter of different infrasonic sound data.According to the mutation of infrasonic sound waveform, mutation duration, frequency range etc. ginseng
Measure feature forms the foundation that time sound source differentiates, builds the training sample database of different sound sources, establishes identification model, basic herein
On, you can carry out time acoustic source identification and its application, is provided for prediction, the monitoring of the natural calamities such as typhoon, earthquake, tsunami, volcano
A kind of means.
Above example is only used to illustrate the technical scheme of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features；And these are changed or replace
It changes, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of infrasonic measuring device, which is characterized in that described device includes：
Infrasound receiving device, for receiving infrasound and the infrasound of reception being sent to acquisition control equipment；
Acquisition control equipment, for storing the infrasound of reception to data recording equipment；
Data recording equipment, for storing the infrasound received；
Energy interface equipment, for powering to acquisition control equipment, infrasound receiving device and data recording equipment；
The output end of the infrasound receiving device is connected with the input terminal of the acquisition control equipment, and the acquisition control is set
Standby output end is connected with the input terminal of the data recording equipment.
2. measuring device according to claim 1, which is characterized in that described device further includes：With acquisition control equipment phase
The external information interface equipment of connection, for the infrasound of reception to be sent to external equipment.
3. measuring device according to claim 2, which is characterized in that the infrasound receiving device includes：
Sensor, for the infrasound of reception to be converted to voltage signal；
Signal amplifier, for being amplified to the voltage signal that sensor exports；
Low-pass filter, for being filtered to the voltage signal that signal amplifier exports；
A/D converter, the voltage signal for being exported to low-pass filter carry out analog-to-digital conversion；
The output end of the sensor is connected with the input terminal of the signal amplifier, the output end of the signal amplifier with
The input terminal of the low-pass filter is connected, the input terminal phase of the output end of the low-pass filter and the A/D converter
Connection, the output end of the A/D converter are connected with the input terminal of the acquisition control equipment.
4. measuring device according to claim 3, which is characterized in that the sensor is sensed using condenser type infrasound
Device.
5. measuring device according to claim 2, which is characterized in that described device further includes：Superpressure aerostatics is described super
Pressure aerostatics is equipped with the balloon borne energy resource system being connected with the energy interface equipment and is set with the external information interface
The standby balloon borne communication system being connected.
6. measuring device according to claim 5, which is characterized in that the acquisition control equipment, infrasound receiving device,
Data recording equipment, external information interface equipment and energy interface equipment, which are arranged at, to be reinforced in incubator, the reinforcing heat preservation
Case side wall is equipped with power interface and communication interface, and the energy interface equipment is floating by the power interface and the superpressure
Balloon borne energy resource system on pocket is connected；The external information interface equipment passes through in communication interface and the superpressure aerostatics
Balloon borne communication system be connected.
7. a kind of infrasonic measurement method, which is characterized in that including：
Infrasonic sound wave measuring apparatus granting is gone up to the air to the stratosphere of atmosphere；
Infrasonic sound data are acquired by infrasonic sound wave measuring apparatus and store the infrasonic sound data of acquisition；
After stratospheric infrasonic sound wave measuring apparatus is completed to measure, the infrasonic sound wave measuring apparatus of advection journey is recycled；
The infrasonic sound wave measuring apparatus is the infrasonic measuring device of claim 1-6 any one of them.
8. measurement method according to claim 7, which is characterized in that described to acquire infrasonic sound number by infrasonic sound wave measuring apparatus
According to and the step of store the infrasonic sound data of acquisition, further include later：
The infrasound data that infrasonic sound wave measuring apparatus acquires are sent to grounded receiving station.
9. measurement method according to claim 8, which is characterized in that the method further includes：
The amplitude of the infrasound data of acquisition is more than default amplitude or frequency is more than predeterminated frequency, then by the infrasound of acquisition
The geographical location of data and infrasonic sound wave measuring apparatus is sent to grounded receiving station.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269633A (en) * | 2018-10-17 | 2019-01-25 | 兴化市忠伟电子仪表有限公司 | A kind of audio standard sound measuring system |
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| CN205843808U (en) * | 2016-07-25 | 2016-12-28 | 中国地质大学（武汉） | A kind of distributed wireless monitored by infrasonic wave system |
| CN206362374U (en) * | 2016-11-04 | 2017-07-28 | 东莞前沿技术研究院 | A kind of measurement harvester suitable for aerostatics |
| CN208187538U (en) * | 2018-02-13 | 2018-12-04 | 中国科学院光电研究院 | A kind of infrasonic sound wave measuring apparatus |
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| CN109269633A (en) * | 2018-10-17 | 2019-01-25 | 兴化市忠伟电子仪表有限公司 | A kind of audio standard sound measuring system |
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