CN102252744A - Real-time calibration device suitable for co-vibrating type vector hydrophone - Google Patents
Real-time calibration device suitable for co-vibrating type vector hydrophone Download PDFInfo
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- CN102252744A CN102252744A CN 201110127676 CN201110127676A CN102252744A CN 102252744 A CN102252744 A CN 102252744A CN 201110127676 CN201110127676 CN 201110127676 CN 201110127676 A CN201110127676 A CN 201110127676A CN 102252744 A CN102252744 A CN 102252744A
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Abstract
The invention aims at providing a real-time calibration device suitable for a co-vibrating type vector hydrophone, which is characterized by comprising a shell, a pressure sensor, a battery pack, a data collecting board, a directional attitude meter, an input signal connector assembly, an output signal connector assembly and a connecting bar. The connecting bar, the input signal connector assembly and the output signal connector assembly are mounted on the shell; the pressure sensor, the battery pack, the data collecting board and the directional attitude meter are mounted in the shell; the battery pack is respectively connected with the pressure sensor, the data collecting board and the directional attitude meter; and the data collecting board is also connected with the input signal connector assembly and the output signal connector assembly. The real-time calibration device suitable has the advantages of low power consumption, small volume, light weight, reliable performance, and simplicity in operating and convenience for maintaining, is suitable for calibration work of vector hydrophone equipment used in various fields, and has a wide application range and a broad prospect.
Description
Technical field
What the present invention relates to is a kind of calibrating installation of apparatus under water.
Background technology
For a long time, the sensor of sonar and marine acoustics instrument all is a nautical receiving set.Traditional underwater acoustic technology is to be based upon on the basis of pressure hydrophone, because acoustic pressure is a scalar, thereby single pressure hydrophone is non-direction, can not be used for measuring the direction of propagation of sound wave, can only make judgement with the orientation that a plurality of pressure hydrophones composition basic matrixs dock the signal that quiets down, and then realize location submarine target.Appearance along with vector hydrophone, adopt single nautical receiving set to find the solution the target azimuth and become possibility, vector hydrophone is composited by pressure hydrophone and particle velocity hydrophone, the acoustic pressure of pressure hydrophone measurement space, Particle Vibration Velocity in the particle velocity hydrophone synchro measure sound field, therefore, the single vector nautical receiving set can be simultaneously, concurrent records sound field acoustic pressure and vibration velocity information have the ability of measuring the submarine target orientation.
Summary of the invention
The object of the present invention is to provide and to finish vector hydrophone power supply, receive the vector hydrophone output signal in real time and a kind of real time calibration device that is applicable to the synchronous vibration type vector hydrophone of vector hydrophone orientation, depth information is provided in real time.
The object of the present invention is achieved like this:
A kind of real time calibration device that is applicable to the synchronous vibration type vector hydrophone of the present invention, it is characterized in that: comprise housing, pressure transducer, electric battery, data acquisition board, orientation attitude instrument, the input signal connector, the output signal connector, connecting link, connecting link, the input signal connector, the output signal connector is installed on the housing, pressure transducer, electric battery, data acquisition board, orientation attitude instrument is installed in the housing, electric battery respectively with pressure transducer, data acquisition board, orientation attitude instrument links to each other, data acquisition board also with the input signal connector, the output signal connector links to each other.
The present invention can also comprise:
1, described data acquisition board comprises constant current source, first penetrate with, put before the scalar, single-ended transfer difference, second penetrate with, SP232E, single-chip microcomputer, constant current source one end links to each other with the input signal connector, the other end and first is penetrated with linking to each other, putting an end before the scalar links to each other with the input signal connector, the other end links to each other with single-ended transfer difference, first penetrates amiable single-ended transfer difference all links to each other with the output signal connector, second penetrates with connecting pressure transducer respectively, electric battery, single-chip microcomputer, SP232E respectively with orientation attitude instrument, single-chip microcomputer links to each other, and single-chip microcomputer links to each other with the output signal connector.
Advantage of the present invention is: be the power supply of vector hydrophone inside accelerometer; Receive the output signal of vector hydrophone in real time; The orientation and the depth information of vector hydrophone are provided in real time; Can finish the work that state self check, battery electric quantity detect and function such as fault self-checking.Low-power consumption, little, in light weight, the dependable performance, simple to operate, easy to maintenance of volume are applicable to the calibration operation of employed vector hydrophone equipment in each field, applied range, have a extensive future.
Description of drawings
Fig. 1 is a structural drawing of the present invention;
Fig. 2 is data acquisition board of the present invention and connection diagram thereof.
Embodiment
For example the present invention is done description in more detail below in conjunction with accompanying drawing:
In conjunction with Fig. 1～2, main part is made up of housing 1, pressure transducer 2, data acquisition board 4, orientation attitude instrument 5, electric battery 3, input signal connector 6, output signal connector 7 and connecting link 8.The present invention is rigidly connected by connecting link 8 and vector hydrophone, the output signal of vector hydrophone 9 is transferred to data acquisition board 4 through input signal connector 6, the attitude and the depth data of the vector hydrophone 9 of 4 while of data acquisition board take over party's pose attitude instrument 5 and pressure transducer 2 outputs.Data acquisition board 4 sends out data message and the work information of self that receives through output signal connector 7 in real time by the certain data format packing.
The vector hydrophone that the present invention was suitable for is synchronous vibration type two dimension or trivector hydrophone, is output as differential signal Vx+ and Vx-, Vy+ and Vy-, Vz+ and Vz-, P+ and P-.Pressure transducer 2, data acquisition board 4, orientation attitude instrument 5, electric battery 3 are sealed in housing 1 inside, and input signal connector 6 and output signal connector 7 are installed in housing 1 end face.The shape of housing 1 can design according to specific requirement.
Data acquisition board 4 comprises constant current source 10, penetrate with put 12 before A11, the scalar, difference is changeed single-ended 14, single-chip microcomputer 15, SP232E16, penetrate with B13.Vector hydrophone 9 output signals enter calibrating installation by cable through input signal connector 6, input signal Vx+, Vx-, Vy+, Vy-, Vz+, Vz-enter constant current source 10 input ends, constant current source 10 is the accelerometer power supply simultaneously, the output terminal of constant current source 10 links to each other with penetrating with A11, and input signal P is put 12 and linked to each other with single-ended transfer difference 14 before scalar.Pressure transducer 2 links to each other with single-chip microcomputer 15 through penetrating with B13 with electric battery 3, and orientation attitude instrument 4 links to each other with single-chip microcomputer 15 through SP232E16.Penetrate that output terminal, difference with A11 changeed single-ended 14 output terminal and the RS232 interface of single-chip microcomputer 15 all passes through 7 outputs of output signal connector.
Claims (2)
1. real time calibration device that is applicable to the synchronous vibration type vector hydrophone, it is characterized in that: comprise housing, pressure transducer, electric battery, data acquisition board, orientation attitude instrument, the input signal connector, the output signal connector, connecting link, connecting link, the input signal connector, the output signal connector is installed on the housing, pressure transducer, electric battery, data acquisition board, orientation attitude instrument is installed in the housing, electric battery respectively with pressure transducer, data acquisition board, orientation attitude instrument links to each other, data acquisition board also with the input signal connector, the output signal connector links to each other.
2. real time calibration device that is applicable to the synchronous vibration type vector hydrophone, it is characterized in that: described data acquisition board comprises constant current source, first penetrate with, put before the scalar, single-ended transfer difference, second penetrate with, SP232E, single-chip microcomputer, constant current source one end links to each other with the input signal connector, the other end and first is penetrated with linking to each other, putting an end before the scalar links to each other with the input signal connector, the other end links to each other with single-ended transfer difference, first penetrates amiable single-ended transfer difference all links to each other with the output signal connector, second penetrates with connecting pressure transducer respectively, electric battery, single-chip microcomputer, SP232E respectively with orientation attitude instrument, single-chip microcomputer links to each other, and single-chip microcomputer links to each other with the output signal connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101276763A CN102252744B (en) | 2011-05-17 | 2011-05-17 | Real-time calibration device suitable for co-vibrating type vector hydrophone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101276763A CN102252744B (en) | 2011-05-17 | 2011-05-17 | Real-time calibration device suitable for co-vibrating type vector hydrophone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102252744A true CN102252744A (en) | 2011-11-23 |
| CN102252744B CN102252744B (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011101276763A Expired - Fee Related CN102252744B (en) | 2011-05-17 | 2011-05-17 | Real-time calibration device suitable for co-vibrating type vector hydrophone |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506762A (en) * | 2017-09-15 | 2019-03-22 | 中国舰船研究设计中心 | Hydrophone based on filter receives signal correction method |
| CN109839627A (en) * | 2019-03-08 | 2019-06-04 | 哈尔滨工程大学 | Sonar contact is apart from magnitude the measurement and calibration system and method under the conditions of a kind of pond |
| CN111412974A (en) * | 2020-05-07 | 2020-07-14 | 中国船舶重工集团公司第七一五研究所 | System and method for calibrating co-vibration vector sensor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1003985A (en) * | 1962-07-24 | 1965-09-08 | United Bristol Hospitals | Apparatus for testing an ultrasonic transducer |
| US6507790B1 (en) * | 1998-07-15 | 2003-01-14 | Horton, Inc. | Acoustic monitor |
| CN1461942A (en) * | 2002-05-29 | 2003-12-17 | 重庆海扶(Hifu)技术有限公司 | Sound field measuring device |
| CN201324448Y (en) * | 2008-12-26 | 2009-10-14 | 北京交通大学 | Hydrophone adjusting device for sound field measurement of high intensity focused ultrasound |
| CN202133462U (en) * | 2011-05-17 | 2012-02-01 | 哈尔滨工程大学 | Real-time calibrating device suitable for coseismic vector hydrophone |
-
2011
- 2011-05-17 CN CN2011101276763A patent/CN102252744B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1003985A (en) * | 1962-07-24 | 1965-09-08 | United Bristol Hospitals | Apparatus for testing an ultrasonic transducer |
| US6507790B1 (en) * | 1998-07-15 | 2003-01-14 | Horton, Inc. | Acoustic monitor |
| CN1461942A (en) * | 2002-05-29 | 2003-12-17 | 重庆海扶(Hifu)技术有限公司 | Sound field measuring device |
| CN201324448Y (en) * | 2008-12-26 | 2009-10-14 | 北京交通大学 | Hydrophone adjusting device for sound field measurement of high intensity focused ultrasound |
| CN202133462U (en) * | 2011-05-17 | 2012-02-01 | 哈尔滨工程大学 | Real-time calibrating device suitable for coseismic vector hydrophone |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506762A (en) * | 2017-09-15 | 2019-03-22 | 中国舰船研究设计中心 | Hydrophone based on filter receives signal correction method |
| CN109506762B (en) * | 2017-09-15 | 2021-04-06 | 中国舰船研究设计中心 | Hydrophone received signal correction method based on filter |
| CN109839627A (en) * | 2019-03-08 | 2019-06-04 | 哈尔滨工程大学 | Sonar contact is apart from magnitude the measurement and calibration system and method under the conditions of a kind of pond |
| CN111412974A (en) * | 2020-05-07 | 2020-07-14 | 中国船舶重工集团公司第七一五研究所 | System and method for calibrating co-vibration vector sensor |
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| Publication number | Publication date |
|---|---|
| CN102252744B (en) | 2012-07-11 |
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Granted publication date: 20120711 Termination date: 20180517 |