CN106428419B - A kind of ship model roll damping remote trial system and test method - Google Patents
A kind of ship model roll damping remote trial system and test method Download PDFInfo
- Publication number
- CN106428419B CN106428419B CN201610821357.5A CN201610821357A CN106428419B CN 106428419 B CN106428419 B CN 106428419B CN 201610821357 A CN201610821357 A CN 201610821357A CN 106428419 B CN106428419 B CN 106428419B
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- ship model
- radio station
- ship
- transmission radio
- data transmission
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B71/00—Designing vessels; Predicting their performance
- B63B71/20—Designing vessels; Predicting their performance using towing tanks or model basins for designing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B79/00—Monitoring properties or operating parameters of vessels in operation
Abstract
The invention discloses a kind of ship model roll damping remote trial systems, ship model including pond and in pond, laser ranging system is installed at the position of centre of gravity of ship model, laser ranging system is connected with data transmission radio station transmitting terminal, data transmission radio station transmitting terminal is connected with data transmission radio station receiving end signal, data transmission radio station receiving terminal is connected with computer, computer is connected by remote control module with client, camera is equipped with above the laser ranging system, camera is connected with data transmission radio station transmitting end signal, motor is also equipped on ship model, motor is connected with weight.A kind of ship model roll damping remote trial system of the present invention, ship or ship model roll damping experiment remote trial service can be provided for the unit in no laboratory, test data, image, video etc. can real-time Transmission feed back to client, it is rare to solve the problems, such as to do experiment, reduce unnecessary input cost simultaneously, it solves the problems such as time long range is remote, uses manpower and material resources sparingly.
Description
Technical field
The present invention relates to ship model roll damping remote trial system and test methods, belong to ship test technical field.
Background technology
The ship at sea rolling motion in stormy waves, has a great impact to the safety and performance of ship.Due to play
Strong rolling may cause the movement of inboard cargo, even result in ship and topple.Rolling motion can also reduce the dynamic of ship
Stability margin increases the danger of the turning in stormy waves.In addition, rolling can also make the work item such as Jobs on the sea ship and fishing boat
Part deteriorates or even can not work.Therefore wave situation of the estimation ship in stormy waves is judged in the design phase is as design reference
It is highly important.Ship model rolling experiment is a kind of good method of Estimation of Ship rolling situation in stormy waves, thus ship or
Ship model will carry out rolling experiment after the completion of construction.
Ship or ship model roll damping experiment are carried out, it is necessary to which ship or ship model, experiment pond, obliquity sensor, data are adopted
Places and the equipment such as collection and analysis system go to build and test pond, purchase experiment due to some units there is no enough funds
Instrument, it is necessary to some ship class colleges and universities or unit do not have experimental tank or related equipment and not perfect therefore but at present,
But go to build experimental tank without enough funds and place, therefore they need to go nearby relevant unit rental pond and instrument
Device equipment is done experiment, and needs substantial amounts of human and material resources, financial resources among these, and be subject to the time and is spatially limited, and is mainly deposited
In problems with：When：Standoff distance is remote, and two units may be in different cities；Second is that:It is inconvenient to carry ship model, carried
Journey is likely to occur damage；Third,：The whole process consuming time is more, and the cycle is longer.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, it is long-range that the present invention provides a kind of ship model roll damping
Pilot system and test method, breach traditional testing crew and must arrive scene and carry out experiment and commissioning device test method
Limitation greatly improves conventional efficient.
Technical solution：In order to solve the above technical problems, a kind of ship model roll damping remote trial system of the present invention, including
Pond and the ship model in pond, are equipped with laser ranging system at the position of centre of gravity of the ship model, laser ranging system with
The transmitting terminal connection of data transmission radio station, data transmission radio station transmitting terminal are connected with data transmission radio station receiving end signal, and data pass
Transmission of electricity platform receiving terminal is connected with computer, and computer is connected by remote control module with client, the laser ranging system
Top is equipped with camera, and camera and data transmission radio station transmitting end signal are connected, and is also equipped with motor on ship model, motor and
Weight connects.
Preferably, the laser ranging system includes laser range finder and pedestal, laser range finder passes through floor installation
On ship model.
Preferably, the motor and motor axis connection, motor shaft is equipped with external screw thread, and the weight is fixed with sleeve to be connected
It connects, inner ring is connected in sleeve, be inside equipped with internal thread hole, motor shaft is connected by screw thread with inner ring.
A kind of test method of above-mentioned ship model roll damping remote trial system, comprises the following steps：
(1) testing equipment on ship model is installed, joint debugging is carried out with equipment on the bank；
(2) ship model is placed into pond, adjustment ship model is upright condition, starts motor, releases weight to the right, make ship
There is certain Angle of Heel in mould, until discharging weight, is returned to initial position, ship model generates roll damping campaign at this time；
(3) when ship starts to generate roll damping campaign, laser ranging system starts gathered data, and rolling data
Data transmission radio station transmitting terminal is transmitted to, pond top camera shoots entire experiment process video recording and sends data transmission radio station hair to
End is penetrated, during experiment, laser ranging system measures the roll angle of ship model, as the distance and ginseng measured by laser ranging system
The geometrical relationship of plane is examined, i.e. the laser ranging system of perpendicular measures its distance L away from horizontal reference plane1And it records
Come, then ship is rolling motion, each moment, the distance L that laser range finder is surveyed2It will be recorded, according to by counting
The angular displacement at each moment is drawn according to processing routine, is drawn the roll damping time, specific formula is as follows：
(4) data transmission radio station receiving terminal receives data image and is transmitted to computer, computer the data handled well and
Image is sent to client by remote control module.
Advantageous effect：Compared with prior art, the present invention has the following advantages：
1. patent of the present invention can provide ship or ship model roll damping experiment remote trial clothes for the unit in no laboratory
Business, test data, image, video etc. can real-time Transmission feed back to client, solve the problems, such as to do experiment rare.It reduces simultaneously not
Necessary input cost solves the problems such as time long range is remote, uses manpower and material resources sparingly.
2. patent ship (ship model) roll damping experiment remote trial service test data of the present invention can pass client back in real time
End, it, which breaches traditional testing crew, must arrive the limitation that scene carries out experiment and commissioning device test method, carry significantly
High conventional efficient.
3. the experiment remote trial of ship (ship model) roll damping based on the Ineternet system that patent of the present invention is proposed
System realizes the remote information transmission to testing process by Ineternet, the shared of Test Information can be caused to become more to hold
Easily.Patent of the present invention can be that enterprise, research institute etc. provide remote trial service, can be applied to the fields such as video teaching, scientific research, by
Many faces are wider.
4. patent of the present invention measures the roll angle of ship using laser range finder, traditional inclination angle sensing is improved
Device error caused by easily by temperature and surrounding environment influence improves measurement accuracy.
Description of the drawings
Fig. 1 is the system layout of the present invention；
Fig. 2 is roll angle measuring principle figure.
Specific embodiment
As depicted in figs. 1 and 2, a kind of ship model roll damping remote trial system of the invention, including pond 12 and is located at
Ship model 1 in pond 12, laser ranging system is equipped at the position of centre of gravity of the ship model 1, and laser ranging system is passed with data
Transmission of electricity platform transmitting terminal 7 connects, and data transmission radio station transmitting terminal 7 is connected with 8 signal of data transmission radio station receiving terminal, data transmission electricity
Platform receiving terminal 8 is connected with computer 9, and computer 9 is connected by remote control module 10 with client 11, remote control module 10
For PcAnywhere remote control softwares, the laser ranging system top is equipped with camera, camera and data transmission radio station
7 signal of transmitting terminal connects, and motor 2 is also equipped on ship model 1, motor 2 is connected with weight 3, and the laser ranging system includes
Laser range finder 6 and pedestal 4, laser range finder 6 are mounted on by pedestal 4 on ship model 1.
In the present invention, the motor 2 and motor axis connection, motor shaft are equipped with external screw thread, and the weight 3 is consolidated with sleeve
It is fixed to connect, inner ring is connected in sleeve, is inside equipped with internal thread hole, interior ring structure can be to set female bearing,
Motor shaft is connected by screw thread with inner ring.What laser range finder 6 was chosen is model G1020107 laser range finders 6, is used
It is that wavelength is 635.2 μm of secondary safety laser, range 70m, measurement accuracy 1mm, measurement interval 0.1s, laser range finder
6 are used for measuring 6 center of laser range finder to the experimental tank roof i.e. distance of reference planes.
In the present invention, corresponding ship model 1 is selected, stepper motor 2, while basis are loaded along 1 central fore-and-aft vertical plane direction of ship model
The weight of the requirement selection weight 3 of initial roll angle, the longitudinal direction laser range finder 6 along in ship.Wherein described laser ranging
Instrument 6 is mounted on pedestal 4, and the laser beam sent is mounted on it by fixing bolt 5 straight up perpendicular to horizontal plane
On ship deck；Installation data transmission radio station receiving terminal 8 on the coast connects computer 9, can be tried after the completion of preparation
It tests.Network computer or mobile equipment (mobile phone, tablet etc.) install remote control software (PcAnywhere), and client 11 inputs bank
Machine ID and password manipulate bank electromechanics brain, operate human-computer interaction interface, pass through interface real-time display test data or image, user
It may be selected to send test data to client 11.
A kind of test method of above-mentioned 1 roll damping remote trial system of ship model, comprises the following steps：
(1) testing equipment is installed on ship model 1, joint debugging is carried out with equipment on the bank；
(2) ship model 1 being placed into pond, adjustment ship model 1 is upright condition, starts motor 2, releases weight 3 to the right,
Ship model 1 is made certain Angle of Heel occur, until discharging weight 3, is returned to initial position, ship model 1 generates roll damping fortune at this time
It is dynamic；
(3) when ship starts to generate roll damping campaign, laser ranging system starts gathered data, and rolling data
Data transmission radio station transmitting terminal 7 is transmitted to, pond top camera shoots entire experiment process video recording and sends data transmission radio station to
Transmitting terminal 7, during experiment, laser ranging system measures the roll angle of ship model 1, as the distance measured by laser ranging system
With the geometrical relationship of reference planes, i.e. the laser ranging system of perpendicular measures its distance L away from horizontal reference plane1And remember
Record is got off, and then ship is rolling motion, each moment, the distance L that laser range finder 6 is surveyed2It will be recorded, according to
The angular displacement at each moment is drawn by data processor, is drawn the roll damping time, specific formula is as follows：
(4) data transmission radio station receiving terminal 8 receives data image and is transmitted to computer 9,9 data handled well of computer
Client 11 is sent to by remote control module 10 with image.
The above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (3)
1. a kind of ship model roll damping remote trial system, it is characterised in that：Ship model including pond and in pond, it is described
Laser ranging system is installed, laser ranging system is connected with data transmission radio station transmitting terminal, data at the position of centre of gravity of ship model
Transmission radio station transmitting terminal is connected with data transmission radio station receiving end signal, and data transmission radio station receiving terminal is connected with computer, meter
Calculation machine is connected by remote control module with client, and camera, camera and data are equipped with above the laser ranging system
Transmission radio station transmitting end signal connection, is also equipped with motor, motor is connected with weight on ship model；The motor connects with motor shaft
It connects, motor shaft is equipped with external screw thread, and the weight is fixedly connected with sleeve, and inner ring is connected in sleeve, is inside equipped with interior
Threaded hole, motor shaft are connected by screw thread with inner ring.
2. ship model roll damping remote trial system according to claim 1, it is characterised in that：The laser ranging system
Comprising laser range finder and pedestal, laser range finder is by floor installation on ship model.
3. a kind of test method of ship model roll damping remote trial system described in claim 1, which is characterized in that including with
Lower step：
(1) testing equipment on ship model is installed, joint debugging is carried out with equipment on the bank；
(2) ship model is placed into pond, adjustment ship model is upright condition, starts motor, releases weight to the right, go out ship model
Now certain Angle of Heel until discharging weight, is returned to initial position, ship model generates roll damping campaign at this time；
(3) when ship starts to generate roll damping campaign, laser ranging system starts gathered data, and rolling data are transmitted to
Data transmission radio station transmitting terminal, pond top camera shoot entire experiment process video recording and send the transmitting of data transmission radio station to
End, during experiment, laser ranging system measures the roll angle of ship model, as the distance measured by laser ranging system and reference
The laser ranging system of the geometrical relationship of plane, i.e. perpendicular measures its distance L away from horizontal reference plane1And it records
Come, then ship is rolling motion, each moment, the distance L that laser range finder is surveyed2It will be recorded, according to by counting
The angular displacement at each moment is drawn according to processing routine, is drawn the roll damping time, specific formula is as follows：
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<mi>a</mi>
<mi>r</mi>
<mi>c</mi>
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</msub>
</mfrac>
</mrow>
(4) data transmission radio station receiving terminal receives data image and is transmitted to computer, and computer is the data and image handled well
Client is sent to by remote control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610821357.5A CN106428419B (en) | 2016-09-13 | 2016-09-13 | A kind of ship model roll damping remote trial system and test method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610821357.5A CN106428419B (en) | 2016-09-13 | 2016-09-13 | A kind of ship model roll damping remote trial system and test method |
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| CN106428419A CN106428419A (en) | 2017-02-22 |
| CN106428419B true CN106428419B (en) | 2018-05-22 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144415A (en) * | 2017-06-26 | 2017-09-08 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Model test TT＆C system is lost based on the pure stability of boat mode certainly |
| CN108762184A (en) * | 2018-05-16 | 2018-11-06 | 江苏科技大学 | Ship course and flight path keep remote trial system and method |
| CN109436196B (en) * | 2018-10-23 | 2020-10-30 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Ship inclination test device, ship and ship inclination test method |
| CN111547201B (en) * | 2020-05-13 | 2021-03-12 | 中国船舶工业集团公司第七0八研究所 | Ship model heeling locking device and moment measuring method |
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| EP0268509A1 (en) * | 1986-10-20 | 1988-05-25 | ETAT-FRANCAIS représenté par le DELEGUE GENERAL POUR L'ARMEMENT (DPAG) | Process and device for the real-time optoelectronic measurement of the movements of a mobile solid structure under the effect of a fluid |
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| JPS51146853A (en) * | 1975-06-11 | 1976-12-16 | Mitsui Eng & Shipbuild Co Ltd | Inclinometer for a model ship in a test water tank |
| JPS5872024A (en) * | 1981-10-26 | 1983-04-28 | Nishi Nippon Riyuutai Giken:Kk | Model for hydrodynamical test |
| KR20150062238A (en) * | 2013-11-28 | 2015-06-08 | 한국해양과학기술원 | apparatus for measuring added resistance in waves |
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|---|---|---|---|---|
| EP0268509A1 (en) * | 1986-10-20 | 1988-05-25 | ETAT-FRANCAIS représenté par le DELEGUE GENERAL POUR L'ARMEMENT (DPAG) | Process and device for the real-time optoelectronic measurement of the movements of a mobile solid structure under the effect of a fluid |
| US4899580A (en) * | 1987-08-13 | 1990-02-13 | Etat Francais Represente Par Le Delegue General Pour L'armement | Device for measuring the wake of a sailing model |
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| CN103090817A (en) * | 2012-12-21 | 2013-05-08 | 江苏省交通运输厅航道局 | Method for revising influence on measurement of three-dimensional dimensions of inland river underway ship due to water surface waves |
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