CN209290609U - A kind of surface vessel Bubbles Wake abatement device - Google Patents
A kind of surface vessel Bubbles Wake abatement device Download PDFInfo
- Publication number
- CN209290609U CN209290609U CN201821745374.6U CN201821745374U CN209290609U CN 209290609 U CN209290609 U CN 209290609U CN 201821745374 U CN201821745374 U CN 201821745374U CN 209290609 U CN209290609 U CN 209290609U
- Authority
- CN
- China
- Prior art keywords
- transducer array
- ultrasound transducer
- surface vessel
- wake
- bulkhead
- 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.)
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/10—Measures concerning design or construction of watercraft hulls
Abstract
The utility model relates to a kind of surface vessel Bubbles Wake abatement devices, belong to Ship Wake character control technical field.The abatement device is generated according to Bubbles Wake and buoyance lift development law and surface vessel contour structures feature, bulkhead installs ultrasound transducer array under bulkhead and starboard water line under bulkhead, larboard water line below propeller shaft respectively, simultaneously according to the ship navigation information of ship speed monitoring unit real-time monitoring, ultrasonic transduction control unit is adjusted the working condition of each transducer array to adapt to the variation of Bubbles Wake intensity, to more can effectively cut down the bubble in surface vessel Bubbles Wake.
Description
Technical field
The utility model relates to a kind of for cutting down the self-contained device in naval vessel of surface vessel Bubbles Wake feature, belong to naval vessel
Wake signature control technology field.
Background technique
Surface vessel is broken during navigation since the movement of propeller causes to rotate wave at cavitation and hull water line
It is broken and air to be involved in, and one special area containing a large amount of bubbles and vortex of formation in waters on the quarter, referred to as naval vessel
Bubbles Wake.After the complicated differentiation such as experience near wakes region buoyance lift, fusion, broken, the far field wake flow of the water surface will be comprising certain
The micro-meter scale bubble of amount, referred to as Bubbles Wake.Bubbles Wake will be retained in the seawater the long period, can achieve tens of points
Clock.
After World War II terminates, the U.S. is the research started to Ship Wake, and late 1950s are just
There is the backwash homing torpedo of most original.Acoustics and optical characteristics of the backwash homing torpedo based on Ship Bubbles Wake have speed
The features such as degree is fast, voyage is remote, explosive payload is big, constitutes a serious threat to the surface vessel including aircraft carrier.
Utility model content
Since the presence of Bubbles Wake constitutes potential threat to surface vessel, the utility model is according to surface vessel bubble
Wake flow source of generation and Characteristics of Evolution, propose a kind of surface vessel Bubbles Wake abatement device, which is installed on water
On the naval vessel of face, the working condition of abatement device itself can be adjusted in real time according to the operating condition on naval vessel, it can be effectively to water surface warship
The Bubbles Wake that ship generates is cut down.
The purpose of this utility model is achieved through the following technical solutions.
A kind of surface vessel Bubbles Wake abatement device, the abatement device include that ship speed monitoring unit, ultrasound are changed
It can control unit and ultrasound transducer array；
One ultrasound transducer array is installed on bulkhead under larboard water line, and a ultrasound transducer array is installed on starboard
Bulkhead under water line, each propeller shaft lower section bulkhead one ultrasound transducer array of corresponding installation；Ultrasonic transduction control unit
It is installed on inside cabin, ship speed monitoring unit is installed on operating room, each ultrasound transducer array and naval vessel boat
Slowdown monitoring unit passes through cable respectively and connect with ultrasonic transduction control unit.
Further, when containing a propeller in surface vessel, ultrasound transducer array is three, a ultrasonic transduction
Device array is installed on bulkhead below propeller shaft；Containing there are two when propeller in surface vessel, ultrasound transducer array is four,
One ultrasound transducer array is installed on bulkhead below right propeller shaft, and a ultrasound transducer array is installed on left propeller shaft
Lower section bulkhead.
Further, the ultrasound transducer array is the high frequency for being 1.5MHz~1.7MHz by more than one working frequency
Ultrasonic transducer composition, power is adjustable in a certain range, mainly increases the power of transmitting ultrasonic wave；Preferably, with 6
~10 high-frequency transducers are arranged in a rectangle or quadrate array.
Further, ultrasonic transduction control unit is the Digital Signal Analysis and Processing circuit system based on FPGA, be can control
The switch of each ultrasonic transducer adjusts the operating power of each ultrasonic transducer.
In addition, the cable for being used for transmission signal in warship is consistent with the model of common ship cable, specification meets ultrasonic transduction
Device controls the transmission requirement of signal, and the reliability and compatibility of device can be improved.
The ultrasound transducer array of bulkhead below propeller shaft is installed under the control of ultrasonic transduction control unit, to pushing away
The Bubbles Wake generated into device agitation water body is cut down；Two ultrasonic transductions being installed under left and right side of a ship water line at bulkhead
Device array under the control of ultrasonic transduction control unit, to wave breaking at water line and be involved in air generation Bubbles Wake into
Row abatement；According to the ship navigation velocity information that ship speed monitoring unit is fed back, ultrasonic transduction control unit changes each ultrasound
The working condition (open and close state and its operating power including energy converter etc.) of energy device array is adjusted, so that water surface warship
Bubble in ship Bubbles Wake is farthest cut down.
The utility model has the advantages that
(1) abatement device described in the utility model generates and buoyance lift development law and surface vessel according to Bubbles Wake
Contour structures feature selects ultrasound transducer array to be respectively placed in below propeller shaft bulkhead, starboard under bulkhead, larboard water line
Bulkhead under water line can efficiently cut down the bubble in surface vessel Bubbles Wake.
(2) abatement device described in the utility model grasps ship navigation information simultaneously by ship speed monitoring unit in real time
Feed back to ultrasonic transduction control unit, ultrasonic transduction control unit is according to the information of feedback to the working condition of each transducer array
It is adjusted to adapt to the variation of Bubbles Wake intensity, to more can effectively cut down the bubble in surface vessel Bubbles Wake.
Detailed description of the invention
Fig. 1 is the larboard side view of surface vessel Bubbles Wake abatement device described in embodiment.
Fig. 2 is the top view of surface vessel Bubbles Wake abatement device described in embodiment.
Wherein, 1- ultrasonic transduction control unit, 2- ultrasound transducer array I, 3- ultrasound transducer array II, 4- ultrasound are changed
Energy device array III, 5- ultrasound transducer array IV, 6- ship speed monitoring unit, 7- cable, 8- larboard propeller, 9- starboard push away
Into device, the left and right side of a ship propeller of 10- rotates the Bubbles Wake that cavitation generates, wave breaking and air at the left and right side of a ship water line of 11-
The Bubbles Wake for being involved in generation.
Specific embodiment
The utility model is further elaborated with reference to the accompanying drawings and detailed description.
Embodiment 1
A kind of surface vessel Bubbles Wake abatement device, involved in surface vessel contain there are two propeller, i.e., it is left
Side of a ship propeller 8 and starboard propeller 9, then the abatement device includes ship speed monitoring unit 6, ultrasonic transduction control unit 1
And four ultrasound transducer arrays；
Four ultrasound transducer arrays are denoted as ultrasound transducer array I 2, ultrasound transducer array II 3, ultrasonic transduction respectively
Device array III 4 and ultrasound transducer array IV 5；Wherein, the ultrasound transducer array is by 6~10 high frequency ultrasound transducings
The rectangle or quadrate array that device is arranged in are mainly used for increasing the power of transmitting ultrasonic wave, related high frequency ultrasound
Energy converter working frequency is 1.5MHz~1.7MHz and its power is adjustable in a certain range；
Ultrasonic transduction control unit 1 is the Digital Signal Analysis and Processing circuit system based on FPGA, and it is super to can control each high frequency
The switch of sonic transducer, and adjust the operating power of each high-frequency transducer；
Assembly relation of the abatement device on surface vessel according to Fig. 1 and Fig. 2: ultrasound transducer array I 2 is pacified
Loaded on bulkhead below left propeller shaft, ultrasound transducer array II 3 is installed on bulkhead under larboard water line, ultrasound transducer array
III 4 are installed on bulkhead below right propeller shaft, and ultrasound transducer array IV 5 is installed on bulkhead under starboard water line, ultrasonic transduction
Control unit 1 is installed on inside cabin, and ship speed monitoring unit 6 is installed on operating room, and ultrasound transducer array I 2 surpasses
Acoustic transducer array II 3, ultrasound transducer array III 4, ultrasound transducer array IV 5 and ship speed monitoring unit 6 are distinguished
It is connect by cable 7 with ultrasonic transduction control unit 1.
In addition, the cable 7 for being used for transmission signal in warship is consistent with the model of common ship cable, specification meets ultrasonic transduction
Device controls the transmission requirement of signal, and the reliability and compatibility of abatement device can be improved.
The course of work of the abatement device is as follows: when surface vessel is in pier mooring state, without Bubbles Wake,
The abatement device is in close state at this time；When surface vessel navigation when, due to the movement of propeller cause rotate cavitation and
The factor for being involved in two aspects of wave breaking and air at hull water line can generate Bubbles Wake in naval vessel region of passing through,
Then under the control of ultrasonic transducer control unit 1, ultrasound transducer array I 2 and ultrasound transducer array III 4 issue one respectively
Determine the ultrasonic wave of frequency, power, the Bubbles Wake 10 correspondingly generated to left and right side of a ship propeller rotation cavitation is cut down, and surpasses
Acoustic transducer array II 3 and ultrasound transducer array IV 5 issue the ultrasonic wave of certain frequency, power respectively, correspondingly to left and right
The Bubbles Wake 11 for being involved in generation of wave breaking and air is cut down at side of a ship water line；Ship speed monitoring unit 6 is real-time
Surface vessel route speed information is monitored, and the route speed information of monitoring is transmitted to by ultrasonic transducer control by cable 7
Unit 1, route speed information adjusts the power of each high-frequency transducer to ultrasonic transducer control unit 1 based on the received, to make
The bubble obtained in surface vessel Bubbles Wake is farthest cut down.
In conclusion the above is only the preferred embodiments of the present utility model only, it is not intended to limit the utility model
Protection scope.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all wrap
Containing being within the protection scope of the utility model.
Claims (6)
1. a kind of surface vessel Bubbles Wake abatement device, it is characterised in that: the abatement device includes that ship speed monitoring is single
First (6), ultrasonic transduction control unit (1) and ultrasound transducer array；
One ultrasound transducer array is installed on bulkhead under larboard water line, and a ultrasound transducer array is installed on starboard drinking water
Bulkhead under line, each propeller shaft lower section bulkhead one ultrasound transducer array of corresponding installation；Ultrasonic transduction control unit (1) peace
Inside cabin, ship speed monitoring unit (6) is installed on operating room, each ultrasound transducer array and naval vessel boat
Slowdown monitoring unit (6) is connect by cable (7) with ultrasonic transduction control unit (1) respectively, ultrasonic transduction control unit (1) basis
The navigational speed information of ship speed monitoring unit (6) feedback adjusts the working condition of ultrasound transducer array, realizes to surface vessel
The abatement of Bubbles Wake.
2. a kind of surface vessel Bubbles Wake abatement device according to claim 1, it is characterised in that: contain in surface vessel
When having a propeller, ultrasound transducer array is three, and a ultrasound transducer array is installed on bulkhead below propeller shaft.
3. a kind of surface vessel Bubbles Wake abatement device according to claim 1, it is characterised in that: contain in surface vessel
There are two when propeller, ultrasound transducer array is four, and a ultrasound transducer array is installed on shelter under right propeller shaft
Wall, a ultrasound transducer array are installed on bulkhead below left propeller shaft.
4. a kind of surface vessel Bubbles Wake abatement device according to claim 1, it is characterised in that: the ultrasonic transduction
Device array is 1.5MHz~1.7MHz by more than one working frequency and the high-frequency transducer of power adjustable forms.
5. a kind of surface vessel Bubbles Wake abatement device according to claim 4, it is characterised in that: the ultrasonic transduction
Device array is the rectangle being arranged in by 6~10 high-frequency transducers or quadrate array.
6. a kind of surface vessel Bubbles Wake abatement device according to claim 1, it is characterised in that: ultrasonic transduction control
Unit (1) is the Digital Signal Analysis and Processing circuit system based on FPGA, for controlling each ultrasonic transduction in ultrasound transducer array
The switch of device, and adjust the power of each ultrasonic transducer in ultrasound transducer array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821745374.6U CN209290609U (en) | 2018-10-26 | 2018-10-26 | A kind of surface vessel Bubbles Wake abatement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821745374.6U CN209290609U (en) | 2018-10-26 | 2018-10-26 | A kind of surface vessel Bubbles Wake abatement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209290609U true CN209290609U (en) | 2019-08-23 |
Family
ID=67646918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821745374.6U Expired - Fee Related CN209290609U (en) | 2018-10-26 | 2018-10-26 | A kind of surface vessel Bubbles Wake abatement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209290609U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109334857A (en) * | 2018-10-26 | 2019-02-15 | 中国船舶重工集团公司第七〇九研究所 | A kind of surface vessel Bubbles Wake abatement device |
-
2018
- 2018-10-26 CN CN201821745374.6U patent/CN209290609U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109334857A (en) * | 2018-10-26 | 2019-02-15 | 中国船舶重工集团公司第七〇九研究所 | A kind of surface vessel Bubbles Wake abatement device |
| CN109334857B (en) * | 2018-10-26 | 2024-04-12 | 中国船舶重工集团公司第七一九研究所 | Bubble wake flow reduction device for water surface ship |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190823 Termination date: 20201026 |