CN106646435A - Underwater sound source system for experiment teaching - Google Patents
Underwater sound source system for experiment teaching Download PDFInfo
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- CN106646435A CN106646435A CN201710055530.XA CN201710055530A CN106646435A CN 106646435 A CN106646435 A CN 106646435A CN 201710055530 A CN201710055530 A CN 201710055530A CN 106646435 A CN106646435 A CN 106646435A
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- signal
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- 238000002474 experimental method Methods 0.000 title abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000012545 processing Methods 0.000 claims description 10
- 238000004458 analytical method Methods 0.000 claims description 3
- 230000002463 transducing effect Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000004088 simulation Methods 0.000 abstract description 2
- 238000013480 data collection Methods 0.000 abstract 1
- 238000005259 measurement Methods 0.000 abstract 1
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/523—Details of pulse systems
- G01S7/524—Transmitters
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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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/523—Details of pulse systems
- G01S7/526—Receivers
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
The present invention provides an underwater sound source system for experiment teaching, belonging to the hydroacoustic engineering and experiment teaching technology field. The system comprises an underwater transmitting transducer, an underwater receiving transducer, a telescopic support, a water surface driving system, a signal generator, a power amplifier, a charge amplifier, a data collection system and a hand-held notebook computer. The system can be configured for the hydroacoustic engineering major sonar simulation experiment teaching and underwater sound source location experiment, and can realize the multi-signal, multi-angle and multi-depth sound source sound field real-time measurement. The system is characterized in that: the system employs experiment common devices and fully employs the current experiment resources to form an underwater sound source system of the combination of sonar receiving and transmitting to effectively improve the conditions that the hydroacoustic engineering major experiment teaching devices are few and the cost of devices are expensive in the current engineering colleges, perform the simple sound source location and target echo identification experiment and improve the student independent experiment innovation capability.
Description
Technical field
The present invention relates to a kind of underwater sound source system for experimental teaching, belongs to Underwater Acoustics Engineering and experimental teaching technology neck
Domain.
Background technology
Sonar is the method and apparatus for judging the presence of object, position and type in ocean using underwater sound wave, in the underwater sound
In Engineering Speciality, the use of sonar is the basis of whole Underwater Acoustics Engineering specialty.In military affairs, sonar is applied to the spy of submarine target
Survey, positioning and the aspect such as tracking, the fire control of Underwater Battery, subsurface communication, naval mine detection, underwater navigation.With ocean thing
The development of industry, sonar starts to be widely used in sounding, submarine geomorphy drafting, Marine Geology examination, the locating fish, remote control spy
The civilian aspects such as survey.After World War II so far, local war is never interrupted, antisubmarine due to the appearance of nuclear-powered submarine
Problem is subject to that various countries are unprecedented payes attention to, and sonar technology development among these is particularly important with innovation.
The innovation and application of the main research sonar of Underwater Acoustics Engineering specialty, a good experiment Sonar system is learned for being lifted
The raw capability of independent innovation, the knowledge outlook for opening up student plays an important role.However, now China it is main acoustic investigation institute not
There is the underwater sound source system for experimental teaching of maturation, had a strong impact on the daily experimental teaching of teachers and students, this is for cultivating me
The state underwater sound talent, improves what sonar novelty was clearly disadvantageous.For Underwater Acoustics Engineering professional teaching obstacle, promote Students ' Learning heat
Feelings, the present invention utilizes conventional equipment, designed, designed for experimental teaching underwater sound source system, the invention is a kind of based on sending out
Penetrate the sound field real-time online measuring system of transducer and receive transducer, can accurately measure multi signal, multi-angle, many depth
Transmitting sound field change, carries out directly effectively monitoring to sound field.
The content of the invention
The invention provides a kind of underwater sound source system for experimental teaching, it can apply to the simulation of simple sonar
Experimental teaching, can be applied to simple identification of sound source positioning experiment, and make full use of the common experimental device of underwater sound laboratory
Material, completes well the teaching task of Underwater Acoustics Engineering specialty, reduces experimental teaching expense.
The technical solution used in the present invention is：A kind of underwater sound source system for experimental teaching, it drives a vehicle including the water surface
System, telescoping shoring column, data collecting system and hand-held notebook computer, it also includes underwater emission transducer, receives under water
Transducer, signal generator, power amplifier and charge amplifier, the signal generator is by setting the related ginseng of signal
Number, controlled output pulse signal, ramp signal, triangular signal and sinusoidal signal；The underwater emission transducer and connect under water
Receive transducer to be arranged on telescoping shoring column, and its horizontal alignment is fixed；The telescoping shoring column is driven a vehicle installed in the water surface
In system, the flexible connection of telescoping shoring column and water surface driving system is formed；The signal generator is mutually tied with power amplifier
Close and drive underwater emission transducer to send sound-source signal, signal enhanced processing and the data collecting system phase of Jing charge amplifiers
Even；The signal enhanced processing of the charge amplifier of receive transducer Jing under water is connected with data collecting system, receives under water
Transducer is arranged in the sound field information of the transmitting of reception processing underwater emission transducer in pond, need to typically arrange and multiple receive under water
Transducer carries out the reception of signal；The notebook computer is connected with data collecting system, at data in notebook computer
Reason software carries out the analysis of time domain, frequency domain to the signal for receiving.
Because underwater sound source system needs to carry out transmitting transducer power amplification, conventional power amplifier cannot meet
The power requirement of underwater sound source sounding, the present invention proposes that one kind will be connected in series between multiple stage linear power amplifier, makes
Its power becomes many times of separate unit power amplifier due to circuit problem, there is power loss, experiment proves that, the method
The sounding power demand of underwater sound source can be met.
The invention has the beneficial effects as follows：The underwater sound source system of this experimental teaching is designed using experiment common equipment
A kind of ripe practical underwater sound source system, the underwater sound source system makes full use of existing experimental resources, formation simply to use
Underwater sound source system it is deficient for current Underwater Acoustics Engineering specialty experiment teaching equipment is improved, lift the self-service experiment innovation energy of student
Power is significant.Meanwhile, the underwater sound source system can simulate simple Sonar system, can be used for the scientific research project of correlation, right
Play an important role in China's sonar technology is lifted.
Description of the drawings
Fig. 1 is a kind of schematic diagram of the underwater sound source system for experimental teaching.
In figure：1st, water surface driving system, 2, telescoping shoring column, 3, underwater emission transducer, 4, receive transducer under water, 5,
Signal generator, 6, power amplifier, 7, charge amplifier, 8, data collecting system, 9, hand-held notebook computer.
Specific embodiment
The structure of the present invention is described further referring to the drawings.
Fig. 1 shows a kind of schematic diagram of the underwater sound source system for experimental teaching.It is this for experimental teaching in figure
Underwater sound source system include water surface driving system 1, telescoping shoring column 2, data collecting system 8, hand-held notebook computer 9, water
Lower transmitting transducer 3, under water receive transducer 4, signal generator 5, power amplifier 6 and charge amplifier 7.Signal generator
5 setting output signal relevant parameters, controlled output pulse signal, ramp signal, triangular signal and sinusoidal signal.Underwater emission
Transducer 3 and under water receive transducer 4 are arranged on telescoping shoring column 2, and horizontal alignment.Telescoping shoring column 2 is arranged on water
On face driving system 1, the 1 one-tenth flexible connection of telescoping shoring column 2 and water surface driving system.Signal generator 5 and the phase of power amplifier 6
Sound-source signal, the signal enhanced processing of Jing charge amplifiers 7 and data collecting system are sent with reference to underwater emission transducer 3 is driven
8 are connected.Under water receive transducer 4 is arranged in the sound field information of the transmitting of reception processing underwater emission transducer 3 in pond, connects under water
The signal enhanced processing for receiving the Jing charge amplifiers 7 of transducer 4 is connected with data collecting system.Notebook computer 9 is adopted with data
Collecting system 8 connects, and by 9 pairs of signals for receiving of notebook computer the analysis of time domain, frequency domain is carried out.
Using above-mentioned technical scheme, underwater emission transducer 3 is arranged on telescoping shoring column 2 with receive transducer 4 under water
Upper and level fixes alignment, and telescoping shoring column 2 is arranged on water surface driving system 1, by water surface vehicle-driving by flexible link
The movement adjustment sound source test point of system 1 position, signal generator 5 encourages underwater emission transducer 3 in combination with power amplifier 6
Sound field is penetrated, underwater emission transducer 3 is connected with the Jing charge amplifiers 7 of receive transducer 4 under water with data collecting system 8, hand-held
Notebook computer 9 is connected the sound field information of control transmitting acoustic field signal and reception processing collection with data collecting system 8.
Claims (1)
1. a kind of underwater sound source system for experimental teaching, it includes water surface driving system（1）, telescoping shoring column（2）, data
Acquisition system（8）With hand-held notebook computer（9）, it is characterized in that：It also includes underwater emission transducer（3）, under water receive change
Can device（4）, signal generator（5）, power amplifier（6）And charge amplifier（7）, the signal generator（5）Setting output
Signal relevant parameter, controlled output pulse signal, ramp signal, triangular signal and sinusoidal signal；The underwater emission transducing
Device（3）Receive transducer under water（4）Installed in telescoping shoring column（2）On, and horizontal alignment；The telescoping shoring column（2）
Installed in water surface driving system（1）On, telescoping shoring column（2）With water surface driving system（1）Into flexible connection；The signal occurs
Device（5）With power amplifier（6）Combine driving underwater emission transducer（3）Send sound-source signal, Jing charge amplifiers（7）'s
Signal enhanced processing and data collecting system（8）It is connected；The receive transducer under water（4）It is arranged in reception processing water in pond
Lower transmitting transducer（3）The sound field information of transmitting, under water receive transducer（4）Jing charge amplifiers（7）Signal enhanced processing
It is connected with data collecting system；The notebook computer（9）With data collecting system（8）Connection, by notebook computer（9）
Signal to receiving carries out the analysis of time domain, frequency domain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710055530.XA CN106646435A (en) | 2017-01-25 | 2017-01-25 | Underwater sound source system for experiment teaching |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710055530.XA CN106646435A (en) | 2017-01-25 | 2017-01-25 | Underwater sound source system for experiment teaching |
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| Publication Number | Publication Date |
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| CN106646435A true CN106646435A (en) | 2017-05-10 |
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| CN201710055530.XA Pending CN106646435A (en) | 2017-01-25 | 2017-01-25 | Underwater sound source system for experiment teaching |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461021A (en) * | 2018-01-29 | 2018-08-28 | 哈尔滨工程大学 | A kind of multi-functional underwater sound parametric synthesis experimental apparatus for testing |
| CN108594238A (en) * | 2018-03-21 | 2018-09-28 | 哈尔滨工程大学 | Underwater acoustic transducer electroacoustic performance calibrating installation based on transient signal and calibration method |
| CN110501693A (en) * | 2019-07-31 | 2019-11-26 | 中国人民解放军战略支援部队信息工程大学 | A kind of multifunctional water acoustical signal source based on software sonar |
| CN113093092A (en) * | 2021-04-01 | 2021-07-09 | 哈尔滨工程大学 | Underwater robust self-adaptive single beacon positioning method |
| CN113658490A (en) * | 2021-08-20 | 2021-11-16 | 厦门大学 | Science and education underwater sound demonstration platform |
| CN116299493A (en) * | 2023-02-17 | 2023-06-23 | 南京元厚电气有限公司 | Section foreign matter early warning sonar system and early warning method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461021A (en) * | 2018-01-29 | 2018-08-28 | 哈尔滨工程大学 | A kind of multi-functional underwater sound parametric synthesis experimental apparatus for testing |
| CN108594238A (en) * | 2018-03-21 | 2018-09-28 | 哈尔滨工程大学 | Underwater acoustic transducer electroacoustic performance calibrating installation based on transient signal and calibration method |
| CN108594238B (en) * | 2018-03-21 | 2021-10-01 | 哈尔滨工程大学 | Transient signal-based device and method for calibrating electroacoustic performance of underwater acoustic transducer |
| CN110501693A (en) * | 2019-07-31 | 2019-11-26 | 中国人民解放军战略支援部队信息工程大学 | A kind of multifunctional water acoustical signal source based on software sonar |
| CN113093092A (en) * | 2021-04-01 | 2021-07-09 | 哈尔滨工程大学 | Underwater robust self-adaptive single beacon positioning method |
| CN113658490A (en) * | 2021-08-20 | 2021-11-16 | 厦门大学 | Science and education underwater sound demonstration platform |
| CN116299493A (en) * | 2023-02-17 | 2023-06-23 | 南京元厚电气有限公司 | Section foreign matter early warning sonar system and early warning method |
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Application publication date: 20170510 |