CN105947140B - A kind of high speed side sweeping type drauht detecting system and its method of work - Google Patents
A kind of high speed side sweeping type drauht detecting system and its method of work Download PDFInfo
- Publication number
- CN105947140B CN105947140B CN201610254889.5A CN201610254889A CN105947140B CN 105947140 B CN105947140 B CN 105947140B CN 201610254889 A CN201610254889 A CN 201610254889A CN 105947140 B CN105947140 B CN 105947140B
- Authority
- CN
- China
- Prior art keywords
- ultrasonic wave
- module
- pressure sensor
- transmitting
- receiving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
- B63B39/12—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude for indicating draught or load
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
Abstract
The invention discloses a kind of high speed side sweeping type drauht detecting system, including multi-frequency ultrasonic transmitter module, transmitting terminal pressure sensor module, receiving terminal pressure sensor module, ultrasonic wave receiving module, synchronization control module, data processing module and display module；Described data processing module is connected with receiving terminal pressure sensor module, ultrasonic wave receiving module and display module respectively by data wire；Described synchronization control module is arranged on ultrasonic wave receiving module side.Replace the ultrasonic wave of single-frequency to launch because the present invention is launched with multifrequency, solve the interference problem that the transmitting of single-frequency ultrasonic wave is caused, the ultrasound data collected is more accurate；Solve ultrasonic wave transmission signal a cycle and expend overlong time, cycle time shortens N times；Solve the problem of Back end data collection capacity is very few；System operating efficiency and its measurement accuracy are substantially increased, system application is expanded.
Description
Technical field
The present invention is applied to the fields such as drauht detection and its safety detection, more particularly to a kind of side sweeping type drinking water detection
System and its method of work.
Background technology
At present, inland water transport amount constantly increases, and concentration of vessel is greatly improved.Drauht detection is for ensureing navigation ship
Safety tool is of great significance.Existing side sweeping type drinking water detecting system is the ultrasonic wave transmitting mould for building single-frequency
Block, then synchronization control module ultrasonic wave emission sensor circulation transmitting ultrasonic wave, then root are controlled by the way of time-sharing multiplex
The direct wave received according to ultrasonic sensor receiving terminal releases shipping draft.The method is only met in some working time section
Single ultrasonic wave emission sensor work, synchronization control module control ultrasonic wave transmitter module work a cycle elapsed time mistake
It is long；Secondly, the data volume that data processing module is collected is very few, greatly reduces system operating efficiency and its measurement accuracy；
Finally, ultrasonic wave emission sensor transmitting single-frequency ultrasonic wave can receive sensor to correspondence receiving terminal adjacent ultrasonic ripple and produce
Interference so that its application is very restricted.
The content of the invention
To solve problem above, the present invention will propose a kind of raising system operating efficiency and measurement accuracy, and eliminate
Adjacent ultrasonic ripple receives the high speed side sweeping type drauht detecting system and its method of work disturbed between sensor.
To achieve these goals, technical scheme is as follows：A kind of high speed side sweeping type drauht detecting system,
Mould is received including multi-frequency ultrasonic transmitter module, transmitting terminal pressure sensor module, receiving terminal pressure sensor module, ultrasonic wave
Block, synchronization control module, data processing module and display module；Described data processing module by data wire respectively with reception
End pressure sensor assembly, ultrasonic wave receiving module and display module connection；Described synchronization control module is arranged on ultrasonic wave
Receiving module side, is connected with multi-frequency ultrasonic transmitter module and transmitting terminal pressure sensor module respectively by sync buffering circuit
Connect；Synchronization control module is made up of clock generator and sync buffering circuit, control multi-frequency ultrasonic transmitter module and transmitting terminal
Pressure sensor module works asynchronously；Multi-frequency ultrasonic transmitter module constitutes transmitting terminal；Ultrasonic wave receiving module constitutes receiving terminal；
Described multi-frequency ultrasonic transmitter module is launched modulation circuit, a transmitting terminal by the ultrasonic wave of N number of modulation different frequency and installed
Support and N number of ultrasonic wave transmitting probe are constituted, and N number of ultrasonic wave transmitting probe, which forms a line, is installed on structure in transmitting terminal mounting bracket
Launch linear array into ultrasonic wave, the ultrasonic wave center line that each ultrasonic wave transmitting probe is sent and transmitting terminal mounting bracket length direction
Central axis, if the numbering of ultrasonic wave transmitting probe from top to bottom in transmitting terminal mounting bracket is followed successively by 0,1 ..., N-1；
Then the tranmitting frequency of i-th of ultrasonic wave transmitting probe is：
F=f+i* θ；
f>=200Khz；
I=0,1 ..., N-1；
θ>=50Khz；
Transmitting terminal mounting bracket is fixed on the side in navigation channel, it is ensured that launch different frequency ultrasonic wave in transmitting terminal mounting bracket
The perpendicular that ultrasonic wave center line that transmitting probe is sent is constituted and horizontal plane and to ensure that ultrasonic wave launches linear array complete
It is submerged in water；Described transmitting terminal pressure sensor module is arranged on the 0th ultrasonic wave transmitting spy that ultrasonic wave launches linear array
M height, transmitting is measured by measuring the pressure of the transmitting terminal pressure sensor center position water surface on head center
Depth H of the end pressure sensor center position apart from the water surface；Described ultrasonic wave receiving module by N number of ultrasonic wave receiving transducer,
One receiving terminal mounting bracket and N number of ultrasonic wave receiving demodulation circuit composition, described ultrasonic wave receiving demodulation circuit include putting
Big circuit, filter circuit, detecting circuit and process circuit, described amplifying circuit successively with filter circuit, detecting circuit and place
Circuit connected in series is managed, the different frequency ultrasonic wave that ultrasonic wave receiving transducer is received is demodulated to correspondence by ultrasonic wave receiving demodulation circuit
Ultrasonic wave transmitting probe frequency, N number of ultrasonic wave receiving transducer, which forms a line, to be installed in receiving terminal mounting bracket, each ultrasonic wave
The ultrasonic wave center line that receiving transducer is received is vertical towards the perpendicular of navigation channel center position with receiving terminal mounting bracket, constitutes
Ultrasonic wave receives linear array, and ultrasonic wave receives the plane that linear array is fixedly mounted on where the opposite side in navigation channel and receiving terminal mounting bracket
With horizontal plane；Plane is parallel with plane where receiving terminal mounting bracket where described transmitting terminal mounting bracket；Described
It is high that receiving terminal pressure sensor module is arranged on M on the 0th ultrasonic wave receiving transducer center of ultrasonic wave reception linear array
Degree, it measures receiving terminal pressure sensor center by measuring the pressure of the receiving terminal pressure sensor center position water surface
The depth L of the positional distance water surface；Described data processing module is an industrial computer, according to transmitting terminal pressure sensor module and
The signal strength that the depth information and ultrasonic wave of receiving terminal pressure sensor module transmission receive linear array reception calculates ship
Draft；Described display module is used for notifying whether staff's shippping traffic draft transfinites.
A kind of method of work of high speed side sweeping type drauht detecting system, comprises the following steps：
A, synchronization control module structure；
Synchronization control module be arranged on ultrasonic wave receiving module side, by sync buffering circuit respectively with multi-frequency ultrasonic
Transmitter module and the connection of transmitting terminal pressure sensor module；Synchronization control module is by reliable clock generator and sync buffering circuit
Composition, control multi-frequency ultrasonic transmitter module works asynchronously with transmitting terminal pressure sensor module；
B, collection transmitting terminal pressure sensor module depth；
Transmitting terminal pressure sensor module is arranged on the 0th ultrasonic wave transmitting probe center that ultrasonic wave launches linear array
Upper M height, it measures transmitting terminal pressure sensing by measuring the pressure of the transmitting terminal pressure sensor center position water surface
The depth H of the device center position water surface；
C, collection receiving end pressure sensor module depth；
Receiving terminal pressure sensor module is arranged on the 0th ultrasonic wave receiving transducer center that ultrasonic wave receives linear array
Upper M height, it measures receiving terminal pressure sensing by measuring the pressure of the receiving terminal pressure sensor center position water surface
The depth L of the device center position water surface；
D, transmitting multi-frequency ultrasonic signal；
Multi-frequency ultrasonic transmitter module is launched modulation circuit, a transmitting terminal by the ultrasonic wave of N number of modulation different frequency and pacified
Fill support and N number of ultrasonic wave transmitting probe is constituted, N number of ultrasonic wave transmitting probe, which forms a line, to be installed in transmitting terminal mounting bracket
Constitute ultrasonic wave transmitting linear array, the ultrasonic wave center line that each ultrasonic wave transmitting probe is sent and transmitting terminal mounting bracket length side
To central axis, if the numbering of ultrasonic wave transmitting probe from top to bottom in transmitting terminal mounting bracket is followed successively by 0,1 ..., N-
1；Then the tranmitting frequency of i-th of ultrasonic wave transmitting probe is：
F=f+i* θ；
f>=200Khz；
I=0,1 ..., N-1；
θ>=50Khz；
Transmitting terminal mounting bracket is fixed on the side in navigation channel, it is ensured that launch different frequency ultrasonic wave in transmitting terminal mounting bracket
The plane that ultrasonic wave center line that transmitting probe is sent is constituted and horizontal plane and ensure that ultrasonic wave is launched linear array and is totally submerged
In water；
E, reception multi-frequency ultrasonic signal；
Ultrasonic wave receiving module is received and solved by N number of ultrasonic wave receiving transducer, receiving terminal mounting bracket, a N number of ultrasonic wave
Circuit composition is adjusted, the different frequency ultrasonic wave that ultrasonic wave receiving transducer is received is demodulated to correspondence by ultrasonic wave receiving demodulation circuit
Ultrasonic wave transmitting probe frequency, N number of ultrasonic wave receiving transducer, which forms a line, to be installed in receiving terminal mounting bracket, each ultrasonic wave
The ultrasonic wave center line that receiving transducer is received is vertical with the plane where receiving terminal mounting bracket, constitutes ultrasonic wave and receives linear array,
Ultrasonic wave receives plane and the horizontal plane that linear array is fixedly mounted on where the opposite side in navigation channel and receiving terminal mounting bracket；
F, data processing module carry out data processing；
Data processing module is arranged on the 0th ultrasonic wave that ultrasonic wave launches linear array according to transmitting terminal pressure sensor module
Transmitting probe center M height, measures the pressure of the transmitting terminal pressure sensor center position water surface to measure transmitting terminal
The depth H of the pressure sensor center position water surface, the signal strength for receiving linear array reception in conjunction with ultrasonic wave is calculated down
Hold the length X of last the 0th ultrasonic wave receiving transducer center of ultrasonic wave receiving transducer center position that be blocked；
G, display module carry out result and shown；
Display module is M+H+X according to the shipping draft finally calculated, shows result of calculation, and point out work people
Member judges shippping traffic, and whether draft transfinites.
Compared with prior art, the invention has the advantages that：
1. replacing the ultrasonic wave of single-frequency to launch because the present invention is launched with multifrequency, single-frequency ultrasonic wave hair is solved
The interference problem caused is penetrated, the ultrasound data collected is more accurate.
2. replacing the ultrasonic wave of single-frequency to launch because the present invention is launched with multifrequency, ultrasonic wave transmission signal one is solved
The individual cycle expends overlong time, and cycle time shortens N times.
3. replacing the ultrasonic wave of single-frequency to launch because the present invention is launched with multifrequency, Back end data collection capacity mistake is solved
Few the problem of.
4. replacing the ultrasonic wave of single-frequency to launch because the present invention is launched with multifrequency, system operating efficiency is substantially increased
And its measurement accuracy, expand system application.
Brief description of the drawings
The shared width of accompanying drawing 5 of the present invention, wherein：
Fig. 1 is modular structure schematic diagram of the invention.
Fig. 2 is multi-frequency ultrasonic transmitter module schematic diagram of the invention.
Fig. 3 is fundamental diagram of the invention.
Fig. 4 is overall frame structure figure of the invention.
Fig. 5 is the flow chart of the ultrasonic wave receiving demodulation circuit of the present invention.
In figure：1st, synchronization control module, 2, transmitting terminal pressure sensor module, 3, receiving terminal pressure sensor module, 4,
Data processing module, 5, display module, 6, ultrasonic wave receiving module, 7, multi-frequency ultrasonic transmitter module, 8, ultrasonic wave emission lines
Battle array, 9, transmitting terminal mounting bracket, 10, ship, 11, ultrasonic wave transmitting probe, 12, ultrasonic wave receiving transducer, 13, ultrasonic wave letter
Number, 14, horizontal plane, 15, navigation channel, 16, receiving terminal mounting bracket, 17, amplifying circuit, 18, filter circuit, 19, detecting circuit,
20th, process circuit.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is further illustrated：
As Figure 1-4, a kind of high speed side sweeping type drauht detecting system, including multi-frequency ultrasonic transmitter module 7, hair
Penetrate end pressure sensor assembly 2, receiving terminal pressure sensor module 3, ultrasonic wave receiving module 6, synchronization control module 1, data
Processing module 4 and display module 5；Described data processing module 4 by data wire respectively with receiving terminal pressure sensor module
3rd, ultrasonic wave receiving module 6 and display module 5 are connected；Described synchronization control module 1 is arranged on ultrasonic wave receiving module 6 one
Side, is connected with multi-frequency ultrasonic transmitter module 7 and transmitting terminal pressure sensor module 2 respectively by sync buffering circuit；It is synchronous
Control module 1 is made up of clock generator and sync buffering circuit, and control multi-frequency ultrasonic transmitter module 7 is passed with transmitting end pressure
Sensor module 2 works asynchronously；Multi-frequency ultrasonic transmitter module 7 constitutes transmitting terminal；Ultrasonic wave receiving module 6 constitutes receiving terminal；Institute
The multi-frequency ultrasonic transmitter module 7 stated launches modulation circuit, a transmitting terminal by the ultrasonic wave of N number of modulation different frequency and installs branch
Frame 9 and N number of ultrasonic wave transmitting probe 11 are constituted, and N number of ultrasonic wave transmitting probe 11, which forms a line, is installed on transmitting terminal mounting bracket 9
Upper composition ultrasonic wave transmitting linear array 8, the ultrasonic wave center line that each ultrasonic wave transmitting probe 11 is sent and transmitting terminal mounting bracket 9
Length direction central axis, if the numbering of ultrasonic wave transmitting probe 11 from top to bottom in transmitting terminal mounting bracket 9 is followed successively by
0、1、…、N-1；Then the tranmitting frequency of i-th of ultrasonic wave transmitting probe 11 is：
F=f+i* θ；
f>=200Khz；
I=0,1 ..., N-1；
θ>=50Khz；
Transmitting terminal mounting bracket 9 is fixed on the side in navigation channel 15, it is ensured that launches different frequency in transmitting terminal mounting bracket 9 and surpasses
The perpendicular that the ultrasonic wave center line that acoustic emission probe 11 is sent is constituted is vertical with horizontal plane 14 and ensures ultrasonic wave transmitting
Linear array 8 is completely submerged in water；Described transmitting terminal pressure sensor module 2, which is arranged on ultrasonic wave, to be launched the 0th of linear array 8 and surpasses
M height on 11 centers of acoustic emission probe, by the pressure for measuring the transmitting terminal pressure sensor center position water surface
Power measures the depth H of the transmitting terminal pressure sensor center position water surface；Described ultrasonic wave receiving module 6 is by N number of super
Acoustic receiver probe 12, a receiving terminal mounting bracket 16 and N number of ultrasonic wave receiving demodulation circuit composition, described ultrasonic wave connect
Receiving demodulator circuit includes amplifying circuit 17, filter circuit 18, detecting circuit 19 and process circuit 20, described amplifying circuit 17 according to
Secondary to be connected with filter circuit 18, detecting circuit 19 and process circuit 20, ultrasonic wave receiving demodulation circuit is by ultrasonic wave receiving transducer
The 12 different frequency ultrasonic waves received are demodulated to the frequency of correspondence ultrasonic wave transmitting probe 11, N number of row of ultrasonic wave receiving transducer 12
Cheng Yilie is installed in receiving terminal mounting bracket 16, ultrasonic wave center line and receiving terminal that each ultrasonic wave receiving transducer 12 is received
Mounting bracket 16 is vertical towards the perpendicular of the center position of navigation channel 15, constitutes ultrasonic wave and receives linear array, ultrasonic wave receives linear array
Plane where being fixedly mounted on the opposite side in navigation channel 15 and receiving terminal mounting bracket 16 is vertical with horizontal plane 14；Described transmitting
Hold the place plane of mounting bracket 9 parallel with the place plane of receiving terminal mounting bracket 16；Described receiving terminal pressure sensor module 3
M height on the 0th center of ultrasonic wave receiving transducer 12 of linear array is received installed in ultrasonic wave, it is by measuring receiving terminal
The pressure of the pressure sensor center position water surface measures the depth of the receiving terminal pressure sensor center position water surface
L；Described data processing module 4 is an industrial computer, according to transmitting terminal pressure sensor module 2 and receiving terminal pressure sensor
The signal strength that the depth information and ultrasonic wave that module 3 is transmitted receive linear array reception calculates the draft of ship 10；It is described
Display module 5 be used for notify whether the draft of staff's shippping traffic 10 transfinites.
As Figure 1-5, a kind of method of work of high speed side sweeping type drauht detecting system, comprises the following steps：
A, synchronization control module 1 structure；
Synchronization control module 1 be arranged on the side of ultrasonic wave receiving module 6, by sync buffering circuit respectively with multiple frequency ultrasonic
Ripple transmitter module 7 and transmitting terminal pressure sensor module 2 are connected；Synchronization control module 1 is slow by reliable clock generator and synchronously
Circuit composition is rushed, control multi-frequency ultrasonic transmitter module 7 works asynchronously with transmitting terminal pressure sensor module 2；
B, the depth of collection transmitting terminal pressure sensor module 2；
Transmitting terminal pressure sensor module 2 is arranged on the 0th center of ultrasonic wave transmitting probe 11 that ultrasonic wave launches linear array 8
M height on position, it measures transmitting end pressure by measuring the pressure of the transmitting terminal pressure sensor center position water surface
Depth H of the sensor center position apart from the water surface；
C, collection receiving end pressure sensor module depth；
Receiving terminal pressure sensor module 3 is arranged on the 0th center of ultrasonic wave receiving transducer 12 that ultrasonic wave receives linear array
M height on position, it measures reception end pressure by measuring the pressure of the receiving terminal pressure sensor center position water surface
Depth L of the sensor center position apart from the water surface；
D, transmitting multi-frequency ultrasonic signal 13；
Multi-frequency ultrasonic transmitter module 7 is launched modulation circuit, a transmitting terminal by the ultrasonic wave of N number of modulation different frequency and pacified
Dress support 9 and N number of ultrasonic wave transmitting probe 11 are constituted, and N number of ultrasonic wave transmitting probe 11, which forms a line, is installed on transmitting terminal installation
Ultrasonic wave transmitting linear array 8 is constituted on support 9, the ultrasonic wave center line that each ultrasonic wave transmitting probe 11 is sent is installed with transmitting terminal
The length direction central axis of support 9, if the numbering of ultrasonic wave transmitting probe 11 from top to bottom in transmitting terminal mounting bracket 9 according to
It is secondary be 0,1 ..., N-1；Then the tranmitting frequency of i-th of ultrasonic wave transmitting probe 11 is：
F=f+i* θ；
f>=200Khz；
I=0,1 ..., N-1；
θ>=50Khz；
Transmitting terminal mounting bracket 9 is fixed on the side in navigation channel 15, it is ensured that launches different frequency in transmitting terminal mounting bracket 9 and surpasses
The plane that the ultrasonic wave center line that acoustic emission probe 11 is sent is constituted is vertical with horizontal plane 14 and ensures ultrasonic wave transmitting linear array 8
It is totally submerged in water；
E, reception multi-frequency ultrasonic signal 13；
Ultrasonic wave receiving module 6 is connect by N number of ultrasonic wave receiving transducer 12, receiving terminal mounting bracket 16, a N number of ultrasonic wave
Demodulator circuit composition is received, the different frequency ultrasonic wave that ultrasonic wave receiving demodulation circuit receives ultrasonic wave receiving transducer 12 is demodulated
Into the correspondence frequency of ultrasonic wave transmitting probe 11, N number of ultrasonic wave receiving transducer 12, which forms a line, is installed on receiving terminal mounting bracket 16
On, the ultrasonic wave center line that each ultrasonic wave receiving transducer 12 is received is vertical with the plane where receiving terminal mounting bracket 16, structure
Linear array is received into ultrasonic wave, ultrasonic wave receives linear array and is fixedly mounted on where the opposite side in navigation channel 15 and receiving terminal mounting bracket 16
Plane it is vertical with horizontal plane 14；
F, data processing module 4 carry out data processing；
Data processing module 4 is arranged on ultrasonic wave according to transmitting terminal pressure sensor module 2 to be launched the 0th of linear array 8 and surpasses
Acoustic emission pops one's head in 11 center M highly, measures the pressure of the transmitting terminal pressure sensor center position water surface to measure
The depth H of the transmitting terminal pressure sensor center position water surface, the signal strength meter that linear array is received is received in conjunction with ultrasonic wave
Calculate last the 0th centre bit of ultrasonic wave receiving transducer 12 of the center position of ultrasonic wave receiving transducer 12 that be blocked of lower end
The length X put；
G, display module 5 carry out result and shown；
Display module 5 is M+H+X according to the draft of ship 10 finally calculated, shows result of calculation, and point out work
Make personnel to judge shippping traffic 10 whether draft transfinites.
Claims (2)
1. a kind of high speed side sweeping type drauht detecting system, it is characterised in that：Including multi-frequency ultrasonic transmitter module (7), hair
Penetrate end pressure sensor assembly (2), receiving terminal pressure sensor module (3), ultrasonic wave receiving module (6), synchronization control module
(1), data processing module (4) and display module (5)；Described data processing module (4) by data wire respectively with receiving terminal
Pressure sensor module (3), ultrasonic wave receiving module (6) and display module (5) connection；Described synchronization control module (1) peace
Mounted in ultrasonic wave receiving module (6) side, by sync buffering circuit respectively with multi-frequency ultrasonic transmitter module (7) and transmitting terminal
Pressure sensor module (2) is connected；Synchronization control module (1) is made up of clock generator and sync buffering circuit, controls multifrequency
Ultrasonic wave transmitter module (7) works asynchronously with transmitting terminal pressure sensor module (2)；Multi-frequency ultrasonic transmitter module (7) is constituted
Transmitting terminal；Ultrasonic wave receiving module (6) constitutes receiving terminal；Described multi-frequency ultrasonic transmitter module (7) is by the different frequencies of N number of modulation
Ultrasonic wave transmitting modulation circuit, a transmitting terminal mounting bracket (9) and the N number of ultrasonic wave transmitting probe (11) of rate are constituted, N number of super
Acoustic emission probe (11), which forms a line to be installed in transmitting terminal mounting bracket (9), constitutes ultrasonic wave transmitting linear array (8), Mei Gechao
The ultrasonic wave center line that acoustic emission probe (11) is sent and transmitting terminal mounting bracket (9) length direction central axis, if hair
The numbering of the ultrasonic wave transmitting probe (11) penetrated on end mounting bracket (9) from top to bottom is followed successively by 0,1 ..., N-1；Then i-th surpass
Acoustic emission probe (11) tranmitting frequency be：
F=f+i* θ；
f>=200Khz；
I=0,1 ..., N-1；
θ>=50Khz；
Transmitting terminal mounting bracket (9) is fixed on the side of navigation channel (15), it is ensured that transmitting terminal mounting bracket launches different frequency on (9)
The perpendicular that the ultrasonic wave center line that ultrasonic wave transmitting probe (11) is sent is constituted is vertical with horizontal plane (14) and ensures ultrasound
Ripple transmitting linear array (8) is completely submerged in water；Described transmitting terminal pressure sensor module (2) is arranged on ultrasonic wave and launches linear array
(8) M height on the 0th ultrasonic wave transmitting probe (11) center, by measuring transmitting terminal pressure sensor centre bit
The pressure apart from the water surface is put to measure the depth H of the transmitting terminal pressure sensor center position water surface；Described ultrasonic wave connects
Receive module (6) and demodulation electricity is received by N number of ultrasonic wave receiving transducer (12), a receiving terminal mounting bracket (16) and N number of ultrasonic wave
Road is constituted, and described ultrasonic wave receiving demodulation circuit includes amplifying circuit (17), filter circuit (18), detecting circuit (19) and place
Circuit (20) is managed, described amplifying circuit (17) is gone here and there with filter circuit (18), detecting circuit (19) and process circuit (20) successively
The different frequency ultrasonic wave that ultrasonic wave receiving transducer (12) is received is demodulated to correspondence ultrasound by connection, ultrasonic wave receiving demodulation circuit
Ripple transmitting probe (11) frequency, N number of ultrasonic wave receiving transducer (12), which forms a line, to be installed in receiving terminal mounting bracket (16), often
The ultrasonic wave center line that individual ultrasonic wave receiving transducer (12) receives and receiving terminal mounting bracket (16) are along navigation channel (15) center side
To perpendicular it is vertical, constitute ultrasonic wave and receive linear array, ultrasonic wave receives the opposite side that linear array is fixedly mounted on navigation channel (15)
And the plane where receiving terminal mounting bracket (16) is vertical with horizontal plane (14)；It is flat where described transmitting terminal mounting bracket (9)
Face is parallel with plane where receiving terminal mounting bracket (16)；Described receiving terminal pressure sensor module (3) is arranged on ultrasonic wave
M height on the 0th ultrasonic wave receiving transducer (12) center of linear array is received, it is by measuring receiving terminal pressure sensor
The pressure of the center position water surface measures the depth L of the receiving terminal pressure sensor center position water surface；Described number
It is an industrial computer according to processing module (4), according to transmitting terminal pressure sensor module (2) and receiving terminal pressure sensor module
(3) signal strength that the depth information of transmission and ultrasonic wave reception linear array are received calculates ship (10) draft；It is described
Display module (5) be used for notify whether staff's shippping traffic (10) draft transfinites.
2. a kind of method of work of high speed side sweeping type drauht detecting system, it is characterised in that：Comprise the following steps：
A, synchronization control module (1) structure；
Synchronization control module (1) be arranged on ultrasonic wave receiving module (6) side, by sync buffering circuit respectively with multiple frequency ultrasonic
Ripple transmitter module (7) and transmitting terminal pressure sensor module (2) connection；Synchronization control module (1) by reliable clock generator and
Sync buffering circuit is constituted, and control multi-frequency ultrasonic transmitter module (7) works asynchronously with transmitting terminal pressure sensor module (2)；
B, collection transmitting terminal pressure sensor module (2) depth；
Transmitting terminal pressure sensor module (2) is arranged in the 0th ultrasonic wave transmitting probe (11) that ultrasonic wave launches linear array (8)
M height on heart position, it measures transmitting side pressure by measuring the pressure of the transmitting terminal pressure sensor center position water surface
The depth H of the force snesor center position water surface；
C, collection receiving terminal pressure sensor module depth；
Receiving terminal pressure sensor module (3) is arranged on the 0th ultrasonic wave receiving transducer (12) center that ultrasonic wave receives linear array
M height on position, it measures reception end pressure by measuring the pressure of the receiving terminal pressure sensor center position water surface
Depth L of the sensor center position apart from the water surface；
D, transmitting multi-frequency ultrasonic signal (13)；
Multi-frequency ultrasonic transmitter module (7) is launched modulation circuit, a transmitting terminal by the ultrasonic wave of N number of modulation different frequency and installed
Support (9) and N number of ultrasonic wave transmitting probe (11) are constituted, and N number of ultrasonic wave transmitting probe (11), which forms a line, is installed on transmitting terminal
Constitute ultrasonic wave transmitting linear array (8) in mounting bracket (9), ultrasonic wave center line that each ultrasonic wave transmitting probe (11) sends with
Transmitting terminal mounting bracket (9) length direction central axis, if the ultrasonic wave transmitting probe (11) in transmitting terminal mounting bracket (9)
Numbering from top to bottom is followed successively by 0,1 ..., N-1；Then the tranmitting frequency of i-th of ultrasonic wave transmitting probe (11) is：
F=f+i* θ；
f>=200Khz；
I=0,1 ..., N-1；
θ>=50Khz；
Transmitting terminal mounting bracket (9) is fixed on the side of navigation channel (15), it is ensured that transmitting terminal mounting bracket launches different frequency on (9)
The plane that the ultrasonic wave center line that ultrasonic wave transmitting probe (11) is sent is constituted is vertical with horizontal plane (14) and ensures ultrasonic wave hair
Ray battle array (8) is totally submerged in water；
E, reception multi-frequency ultrasonic signal (13)；
Ultrasonic wave receiving module (6) is by N number of ultrasonic wave receiving transducer (12), receiving terminal mounting bracket (16), a N number of ultrasonic wave
Receiving demodulation circuit is constituted, the different frequency ultrasonic wave that ultrasonic wave receiving demodulation circuit receives ultrasonic wave receiving transducer (12)
Correspondence ultrasonic wave transmitting probe (11) frequency is demodulated to, N number of ultrasonic wave receiving transducer (12), which forms a line, is installed on receiving terminal peace
Fill on support (16), the ultrasonic wave center line that each ultrasonic wave receiving transducer (12) receives and receiving terminal mounting bracket (16) place
Plane it is vertical, constitute ultrasonic wave and receive linear array, ultrasonic wave receives opposite side and the reception that linear array is fixedly mounted on navigation channel (15)
Plane where holding mounting bracket (16) is vertical with horizontal plane (14)；
F, data processing module (4) carry out data processing；
Data processing module (4) is arranged on the 0th that ultrasonic wave launches linear array (8) according to transmitting terminal pressure sensor module (2)
Ultrasonic wave transmitting probe (11) center M height, the pressure of the measurement transmitting terminal pressure sensor center position water surface comes
The depth H of the transmitting terminal pressure sensor center position water surface is measured, the signal for receiving linear array reception in conjunction with ultrasonic wave is strong
It is weak to calculate last the 0th ultrasonic wave receiving transducer of ultrasonic wave receiving transducer (12) center position that be blocked of lower end
(12) the length X of center；
G, display module (5) carry out result and shown；
Display module (5) is M+H+X according to ship (10) draft finally calculated, shows result of calculation, and point out work
Make personnel to judge shippping traffic (10) whether draft transfinites.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610254889.5A CN105947140B (en) | 2016-04-22 | 2016-04-22 | A kind of high speed side sweeping type drauht detecting system and its method of work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610254889.5A CN105947140B (en) | 2016-04-22 | 2016-04-22 | A kind of high speed side sweeping type drauht detecting system and its method of work |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105947140A CN105947140A (en) | 2016-09-21 |
| CN105947140B true CN105947140B (en) | 2017-07-25 |
Family
ID=56915913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610254889.5A Active CN105947140B (en) | 2016-04-22 | 2016-04-22 | A kind of high speed side sweeping type drauht detecting system and its method of work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105947140B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107600356A (en) * | 2017-09-11 | 2018-01-19 | 大连海事大学 | A kind of face upward at a high speed sweeps formula drauht detecting system and its method of work |
| CN109884639B (en) * | 2017-12-06 | 2021-12-17 | 深圳市优必选科技有限公司 | Obstacle detection method and device for mobile robot |
| CN110077546A (en) * | 2019-04-08 | 2019-08-02 | 中国长江电力股份有限公司 | A kind of side sweeping type drauht detection system |
| CN110082770B (en) * | 2019-04-08 | 2022-12-20 | 中国长江电力股份有限公司 | Side-scanning ship draught detection system and ultrasonic synchronization method |
| CN112284493A (en) * | 2020-11-03 | 2021-01-29 | 中电科技集团重庆声光电有限公司 | Liquid level measuring method and device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06293291A (en) * | 1993-04-07 | 1994-10-21 | Ebara Corp | Draft measuring device for ship |
| BR102013011100A2 (en) * | 2013-05-03 | 2015-06-30 | Ss Brasil Soluç Es Inteligentes Engenharia Comércio E Serviços Ltda | Device and method for measuring ship draft |
| CN104515994B (en) * | 2014-12-31 | 2017-01-25 | 大连海事大学 | Side-scanning ship draught overloading detection system and operation method thereof |
| CN104590502B (en) * | 2014-12-31 | 2017-01-04 | 大连海事大学 | A kind of side sweeping type drauht detecting system and detection method thereof |
| CN204489138U (en) * | 2014-12-31 | 2015-07-22 | 大连海事大学 | A kind of super sonic side sweeping type drauht amount detection systems |
| CN104627334B (en) * | 2015-03-04 | 2017-01-11 | 大连海事大学 | Side-mounted draft detection system and operating method thereof |
| CN105270580B (en) * | 2015-10-14 | 2017-06-30 | 长江三峡通航管理局 | Absorb water detecting system and detection method in a kind of boat-carrying side |
-
2016
- 2016-04-22 CN CN201610254889.5A patent/CN105947140B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105947140A (en) | 2016-09-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105947140B (en) | A kind of high speed side sweeping type drauht detecting system and its method of work | |
| CA2409016A1 (en) | Method and apparatus for detection of structural damage | |
| CN101699280A (en) | Method and device for ultrasonic and nondestructive detection ofelasticity of viscoelastic medium | |
| CN104527945B (en) | Ultrasonic side scanning type ship draft detection system and method | |
| CN105004413B (en) | Acoustic propagation path comprehensive speed assay method and device for submarine target positioning | |
| CN204489138U (en) | A kind of super sonic side sweeping type drauht amount detection systems | |
| JPS63116991A (en) | Method and device for determining position of underwater body to towing ship | |
| CN103673940A (en) | Method and device for detecting roof separation layer and shear deformation | |
| CN107642355B (en) | Hydraulic fracturing fracture monitoring system and method based on ultrasonic emission method | |
| CN206896773U (en) | A kind of remote throwing event automatic range unit of athletic competition | |
| CN105270580B (en) | Absorb water detecting system and detection method in a kind of boat-carrying side | |
| CN206317978U (en) | A kind of marine environmental monitoring buoy | |
| CN104590502B (en) | A kind of side sweeping type drauht detecting system and detection method thereof | |
| CN112727437A (en) | Self-adaptive ultrasonic phased array sand production online monitoring system and method | |
| CN105818941B (en) | One kind, which is faced upward, sweeps formula drinking water detecting system and its method of work | |
| KR101180331B1 (en) | Apparatus for measuring position of underwater robot | |
| CN110984254B (en) | Ultrasonic detection device for detecting cast-in-place concrete pile | |
| CN104627334A (en) | Side-mounted draft detection system and operating method thereof | |
| CN205177142U (en) | Data wireless transmission system in hydrometric cableway pressure depth measurement device | |
| CN107600356A (en) | A kind of face upward at a high speed sweeps formula drauht detecting system and its method of work | |
| CN104515994B (en) | Side-scanning ship draught overloading detection system and operation method thereof | |
| CN114814990B (en) | Device for forecasting and monitoring tidal volume of bay and working method thereof | |
| CN206235376U (en) | A kind of instrument for sounding the depth of the water | |
| CN114001686A (en) | Device for monitoring displacement deformation of sliding surface of soil slope | |
| JP3413677B2 (en) | Flow velocity measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |