CN106428419A - Ship model rolling attenuation remote test system and test method - Google Patents
Ship model rolling attenuation remote test system and test method Download PDFInfo
- Publication number
- CN106428419A CN106428419A CN201610821357.5A CN201610821357A CN106428419A CN 106428419 A CN106428419 A CN 106428419A CN 201610821357 A CN201610821357 A CN 201610821357A CN 106428419 A CN106428419 A CN 106428419A
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- China
- Prior art keywords
- ship model
- ship
- radio station
- data
- laser ranging
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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 ship model rolling attenuation remote test system. The system comprises a pool and a ship model positioned in the pool. A laser rangefinder is installed at the center of gravity of the ship model, the laser rangefinder is connected with a data transmission station transmitting terminal, the data transmission station transmitting terminal is connected with a data transmission station receiving terminal through signals, the data transmission station receiving terminal is connected with a computer, the computer is connected with a client through a remote control module, a camera is arranged above the laser rangefinder, the camera is connected with the data transmission station transmitting terminal through signals, a motor is also installed on the ship model, and the motor is connected with a weight. According to the ship model rolling attenuation remote test system, remote test service for ship or ship model rolling attenuation tests can be provided for units not having laboratories, the test data, images, videos and the like can be fed back to the client in real time, the problem of difficulty in conducting tests can be solved, unnecessary investment costs are reduced, the problems of long time, far distance and the like are solved, and manpower and material resources are saved.
Description
Technical field
The present invention relates to ship model roll damping remote trial system and test method, belong to ship test technical field.
Background technology
The ship rolling motion in stormy waves at sea, has a great impact to the safety and serviceability of ship.Due to play
Strong rolling may cause the movement of inboard cargo, even result in ship and topple.Rolling motion also can reduce the dynamic of ship
Stability margin, increases the danger of the turning in stormy waves.Additionally, rolling also can make the work bar such as Jobs on the sea ship and fishing boat
Part deteriorates, or even cannot work.Therefore judge to estimate that situation of waving in stormy waves for the ship as design reference is in the design phase
Highly important.Ship model rolling experiment is a kind of good method of Estimation of Ship rolling situation in stormy waves, therefore ship or
Ship model will carry out rolling experiment after the completion of building.
Carry out ship or ship model roll damping test, need ship or ship model, experiment pond, obliquity sensor, data to adopt
Place and the equipment such as collection and analysis system, go to build experiment pond because some units do not have enough funds, buy test
Instrument, needs therefore but some ship class colleges and universities or unit do not have experimental tank or related equipment imperfection at present,
But do not have enough funds and place to go to build experimental tank, therefore they need to go to relevant unit nearby to rent pond and instrument
Device equipment is done experiment, and needs substantial amounts of human and material resources, financial resources among these, and by the time and is spatially limited, and mainly deposits
In problems with：One is：Standoff distance is remote, and two units may be in different cities；Two are:Carrying ship model is inconvenient, carries
Journey is likely to occur damage；Three are：The whole process consuming time is more, and the cycle is longer.
Content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the present invention provides a kind of ship model roll damping long-range
Pilot system and test method, breach traditional testing crew and must arrive scene and carry out testing and commissioning device test method
Limitation, greatly improves conventional efficient.
Technical scheme：For solve above-mentioned technical problem, a kind of ship model roll damping remote trial system of the present invention, including
Pond and the ship model being located in pond, are provided with laser ranging system at the position of centre of gravity of described ship model, laser ranging system with
Data transfer radio station transmitting terminal connects, and data transfer radio station transmitting terminal is connected with data transfer radio station receiving end signal, and data passes
Transmission of electricity platform receiving terminal is connected with computer, and computer is connected with client by remote control module, described laser ranging system
Top is provided with photographic head, and photographic head is connected with data transfer radio station transmitting end signal, is also equipped with motor on ship model, motor and
Weight connects.
Preferably, described laser ranging system comprises laser range finder and base, laser range finder passes through floor installation
On ship model.
Preferably, described motor is connected with motor shaft, motor shaft is provided with external screw thread, and described weight is fixing with sleeve even
Connect, in sleeve, be connected with internal ring, be inside equipped with internal thread hole, motor shaft is connected with internal ring by screw thread.
A kind of test method of above-mentioned ship model roll damping remote trial system, comprises the following steps：
(1) installation test equipment on ship model, carries out joint debugging with equipment on the bank；
(2) ship model is placed in pond, adjustment ship model is upright condition, starts motor, releases weight to the right, makes ship
Certain Angle of Heel in mould, and until release weight is so as to return to initial position, now ship model produces roll damping campaign；
(3) when ship starts to produce roll damping campaign, laser ranging system starts gathered data, and rolling data
Pass to data transfer radio station transmitting terminal, photographic head shooting whole process of the test video recording above pond sends data transfer radio station to and sends out
Penetrate end, in process of the test, laser ranging system measures roll angle, the distance measured by laser ranging system and the ginseng of ship model
Examine the geometrical relationship of plane, that is, the laser ranging system of perpendicular measures it away from horizontal reference plane apart from L1And record
Come, then ship does rolling motion, each moment, laser range finder surveyed apart from L2Will be recorded, according to by counting
Draw the angular displacement in each moment according to processing routine, draw the roll damping time, concrete formula is as follows：
(4) data transfer radio station receiving terminal receiving data image pass to computer, computer the data handled well and
Image is sent to client by remote control module.
Beneficial effect：Compared with prior art, the present invention has advantages below：
1. patent of the present invention can be not have the unit of laboratory to provide ship or ship model roll damping test remote trial clothes
Business, test data, image, video etc. real-time Transmission can feed back to client, solve and do the rare problem of experiment.Reduce not simultaneously
Necessary input cost, solve time distance remote the problems such as, use manpower and material resources sparingly.
2. patent ship (ship model) roll damping test remote trial service test data of the present invention can pass client in real time back
End, it breaches traditional testing crew and must arrive the limitation that scene carries out test and commissioning device test method, significantly carries
High conventional efficient.
3. ship (ship model) the roll damping test remote trial system based on Ineternet that patent of the present invention is proposed
System, realizes the remote information transmission to process of the test by Ineternet, so that the shared of Test Information becomes more to hold
Easily.Patent of the present invention can provide remote trial service for enterprise, institute etc., can be applicable to the fields such as video teaching, scientific research, be subject to
Many faces are wider.
4. patent of the present invention measures the roll angle of ship using laser range finder, improves traditional inclination angle sensing
The error that device is easily subject to temperature and surrounding environment influence and causes, improves certainty of measurement.
Brief description
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 present invention, including pond 12 be located at
Ship model 1 in pond 12, is provided with laser ranging system at the position of centre of gravity of described ship model 1, laser ranging system is passed with data
Transmission of electricity platform transmitting terminal 7 connects, and data transfer radio station transmitting terminal 7 is connected with data transfer radio station receiving terminal 8 signal, data transfer electricity
Platform receiving terminal 8 is connected with computer 9, and computer 9 is connected with client 11 by remote control module 10, remote control module 10
For PcAnywhere remote control software, above described laser ranging system, it is provided with photographic head, photographic head and data transfer radio station
Transmitting terminal 7 signal connects, and is also equipped with motor 2, motor 2 is connected with weight 3, and described laser ranging system comprises on ship model 1
Laser range finder 6 and base 4, laser range finder 6 is arranged on ship model 1 by base 4.
In the present invention, described motor 2 is connected with motor shaft, and motor shaft is provided with external screw thread, and described weight 3 is solid with sleeve
Fixed connection, is connected with internal ring, is inside equipped with internal thread hole in sleeve, interior ring structure can be to set female bearing,
Motor shaft is connected with internal ring by screw thread.What laser range finder 6 was chosen is model G1020107 laser range finder 6, use
It is the secondary safety laser that wavelength is 635.2 μm, range is 70m, certainty of measurement is 1mm, measurement interval 0.1s, laser range finder
6 for distance that Laser Measurement diastimeter 6 center is reference plane to experimental tank roof.
In the present invention, select corresponding ship model 1, load motor 2, basis simultaneously along ship model 1 central fore-and-aft vertical plane direction
The requirement of initial roll angle selects the weight of weight 3, the longitudinal direction laser range finder 6 along in ship.Wherein said laser ranging
Instrument 6 is arranged on base 4, and the laser beam that it is sent is straight up perpendicular to horizontal plane, and it is arranged on by fixing bolt 5
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
Test.Network computer or mobile device (mobile phone, flat board etc.) install remote control software (PcAnywhere), and client 11 inputs bank
Machine ID and password, manipulation bank electromechanics brain, operate human-computer interaction interface, test data or image, user are shown in real time by interface
May be selected to send test data to client 11.
A kind of test method of above-mentioned ship model 1 roll damping remote trial system, comprises the following steps：
(1) installation test equipment on ship model 1, carries out joint debugging with equipment on the bank；
(2) ship model 1 is placed in pond, adjustment ship model 1 is upright condition, starts motor 2, releases weight 3 to the right,
Make ship model 1 that certain Angle of Heel to occur, until release weight 3 is so as to return to initial position, now ship model 1 produces roll damping fortune
Dynamic；
(3) when ship starts to produce roll damping campaign, laser ranging system starts gathered data, and rolling data
Pass to data transfer radio station transmitting terminal 7, above pond, photographic head shoots whole process of the test video recording and sends data transfer radio station to
Transmitting terminal 7, in process of the test, laser ranging system measures the roll angle of ship model 1, the distance measured by laser ranging system
With the geometrical relationship of reference plane, that is, the laser ranging system of perpendicular measure it away from horizontal reference plane apart from L1And remember
Record is got off, and then ship does rolling motion, each moment, laser range finder 6 surveyed apart from L2Will be recorded, according to
Drawn the angular displacement in each moment by data processor, draw the roll damping time, concrete formula is as follows：
(4) data transfer radio station receiving terminal 8 receiving data image pass to computer 9,9 data handled well of computer
With image, client 11 is sent to by remote control module 10.
The above be only the preferred embodiment of the present invention it should be pointed out that：Ordinary skill people for the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (4)
1. a kind of ship model roll damping remote trial system it is characterised in that：Ship model including pond and in pond, described
Laser ranging system is installed at the position of centre of gravity of ship model, laser ranging system is connected with data transfer radio station transmitting terminal, data
Transmission radio station transmitting terminal is connected with data transfer radio station receiving end signal, and data transfer radio station receiving terminal is connected with computer, meter
Calculation machine is connected with client by remote control module, is provided with photographic head, photographic head and data above described laser ranging system
Transmission radio station transmitting end signal connects, and is also equipped with motor, motor is connected with weight on ship model.
2. ship model roll damping remote trial system according to claim 1 it is characterised in that：Described laser ranging system
Comprise laser range finder and base, laser range finder passes through floor installation on ship model.
3. ship model roll damping remote trial system according to claim 1 it is characterised in that：Described motor and motor shaft
Connect, motor shaft is provided with external screw thread, and described weight is fixedly connected with sleeve, is connected with internal ring, is inside equipped with sleeve
Internal thread hole, motor shaft is connected with internal ring by screw thread.
4. the ship model roll damping remote trial system described in a kind of claim 1 test method it is characterised in that include with
Lower step：
(1) installation test equipment on ship model, carries out joint debugging with equipment on the bank；
(2) ship model is placed in pond, adjustment ship model is upright condition, starts motor, releases weight to the right, so that ship model is gone out
Now certain Angle of Heel, until release weight is so as to return to initial position, now ship model produces roll damping campaign；
(3) when ship starts to produce roll damping campaign, laser ranging system starts gathered data, and rolling data is passed to
Data transfer radio station transmitting terminal, above pond, photographic head shoots whole process of the test video recording and sends the transmitting of data transfer radio station to
End, in process of the test, laser ranging system measures roll angle, the distance measured by laser ranging system and the reference of ship model
The geometrical relationship of plane, that is, the laser ranging system of perpendicular measure it away from horizontal reference plane apart from L1And record
Come, then ship does rolling motion, each moment, laser range finder surveyed apart from L2Will be recorded, according to by counting
Draw the angular displacement in each moment according to processing routine, draw the roll damping time, concrete formula is as follows：
(4) data transfer radio station receiving terminal receiving data image pass to computer, computer is the data handled well and image
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 |
Applications Claiming Priority (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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| CN106428419A true CN106428419A (en) | 2017-02-22 |
| CN106428419B CN106428419B (en) | 2018-05-22 |
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| CN201610821357.5A Expired - Fee Related 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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Cited By (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 |
| CN109436196A (en) * | 2018-10-23 | 2019-03-08 | 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 experimental rig, ship and ship inclination test method |
| CN111547201A (en) * | 2020-05-13 | 2020-08-18 | 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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| CN105588705A (en) * | 2016-01-28 | 2016-05-18 | 江苏科技大学 | Optical testing system used for ship model water surface experiment and testing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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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Cited By (5)
| 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 |
| CN109436196A (en) * | 2018-10-23 | 2019-03-08 | 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 experimental rig, ship and ship inclination test method |
| CN111547201A (en) * | 2020-05-13 | 2020-08-18 | 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 |
| 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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| Publication number | Publication date |
|---|---|
| CN106428419B (en) | 2018-05-22 |
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