CN107310688B - For simulating the ship model and its test method that do maneuvering motion under distinguished and admirable load effect - Google Patents
For simulating the ship model and its test method that do maneuvering motion under distinguished and admirable load effect Download PDFInfo
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- CN107310688B CN107310688B CN201710361665.9A CN201710361665A CN107310688B CN 107310688 B CN107310688 B CN 107310688B CN 201710361665 A CN201710361665 A CN 201710361665A CN 107310688 B CN107310688 B CN 107310688B
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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
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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
- B63B79/00—Monitoring properties or operating parameters of vessels in operation
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- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to a kind of for simulating the ship model and its test method that do maneuvering motion under distinguished and admirable load effect, which includes: ship model ontology；A beam wind group of planes on ship model ontology, for providing cross force He turning bow torque；On ship model ontology, for providing longitudinal blower of longitudinal force；And the control system of the state for doing maneuvering motion under the effect of distinguished and admirable load according to required simulation ship, control the work of the beam wind group of planes and longitudinal blower.The present invention acts on power and torque on ship by installing the distinguished and admirable load of blower equivalent simulation in deck in ship structure, achieve the purpose that realize under conditions of without using distinguished and admirable pond by fan action come to surface vessel in the different distinguished and admirable load of operating condition Imitating to carry out maneuverability exercise test.
Description
Technical field
The present invention relates to the researchs of ship's manoeuverability, do maneuvering motion under distinguished and admirable load effect in particular to for simulating
Ship model and its test method, for being simulated for ship in the effect lower-pilot movement of distinguished and admirable load.
Background technique
In early days, people primarily focus in hydrostatic the navigation performance research of ship, as people constantly visit ocean
Rope, the time that ship navigates by water across the sea lengthen significantly, and the distance for deviateing seashore is also increasingly remoter, and bring is the sea of experience
Phenomena such as condition is more complicated, and by lesser wind load and stream loading lateral drift will be occurred for ship, course position changes,
Especially under the sea situation of strong wind and complicated ocean current, when Ship Maneuverability is bad or improper maneuver probably sends out ship
Therefore the raw danger toppled and collided studies the influence of wind load and stream loading to ship manoeuvrability and is of great significance.
It is found that general free-sailing model is primarily directed in hydrostatic from a large amount of free-sailing model, but large-scale water
When face naval vessel rides the sea, the factor that distinguished and admirable load influences navigation safety is especially prominent.Therefore, before the construction of real ship
When carrying out model test, consider that influence of the different sea situation leeward stream loadings to ship's manoeuverability is just particularly important, it is general
Method, which is utilized in stormy waves flowing water pond, carries out.And stormy waves flowing water pond carries out related manipulation and tests that its is at high cost, and can only needle
To the surface vessel model of small scale, and the surface vessel model of large scale can not be carried out back in limited stormy waves flowing water pond
Turn, other maneuverability tests such as Z-shaped.
Summary of the invention
Present invention aims in order to make up the existing deficiency to distinguished and admirable load maneuverability forecasting procedure, and provide one kind
For simulating the ship model and its analogy method that do maneuvering motion under distinguished and admirable load effect, the present invention in deck in ship structure by installing
The distinguished and admirable load of blower equivalent simulation acts on power and torque on ship, and it is logical under conditions of without using distinguished and admirable pond to reach realization
Fan action is crossed to carry out the purpose of maneuverability exercise test in the different distinguished and admirable load of operating condition Imitating to surface vessel.
The object of the invention is realized the technical solution adopted is that a kind of do maneuvering motion under distinguished and admirable load effect for simulating
Ship model, comprising:
Ship model ontology；
A beam wind group of planes is set on ship model ontology, for providing cross force and turning bow torque；
Longitudinal blower is set on ship model ontology, for providing longitudinal force；And
Control system controls institute for doing the state of maneuvering motion under the effect of distinguished and admirable load according to required simulation ship
State the work of a beam wind group of planes and longitudinal blower.
In addition, doing maneuvering motion under the effect of distinguished and admirable load by above-mentioned ship model simulation ship the present invention also provides a kind of
Test method, this method comprises:
The speed and angle information of detection ship model ontology are detected by sensor；
Computer controlling center receiving sensor detection information, and to the information processing after, output control servo electricity
The instruction of machine.
First servo motor drives the beam wind group of planes and longitudinal blower to provide cross force and turn after receiving described instruction
Bow torque and control longitudinal blower longitudinal force be provided, with simulate cross force that distinguished and admirable load acts on ship model, turn bow torque with
And longitudinal force.
The present invention simulates the power and torque that distinguished and admirable load acts on ship with blower, i.e., realizes ship using blower
Maneuverability test under different sea situations can substantially reduce experimentation cost by this ship model, and the period is short, for free-sailing model
Prospect is very wide.The key that the present invention is achieved is to be to export in real time with bow to continually changing turn of angle
Speed, and the power that revolving speed generates can be also applied on hull model with bow to angle in real time.
The present invention can be simulated the cross force that distinguished and admirable load acts on ship model, longitudinal force simultaneously by blower and turn bow power
The cost that free-sailing model is manipulated conducted in stormy waves flowing water pond is greatly saved in square, and the test period is short, and precision is high,
And reliable foundation is provided for forecast of the real ship under different sea situations.
Detailed description of the invention
Fig. 1 is the present invention for simulating the structural schematic diagram for doing the ship model of maneuvering motion under distinguished and admirable load effect.
Fig. 2 is the cut-away view of Fig. 1.
Figure label are as follows: 1-1 blower, 2-2 blower, 3-3 blower, 4-4 blower, 5-5 blower, 6-6 wind
Machine, 7-7 blower, 8-8 blower, 9-9 blower, 10-10 blower, 11-11 blower, 12- transmission line, 13-GPS are passed
Sensor, 14- controller, 15- sliding block, 16- slideway, 17- servo motor, 18- obliquity sensor.
Specific embodiment
The following further describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, the present invention is for simulating, to do the ship model of maneuvering motion under the effect of distinguished and admirable load include: transverse fan
Group, longitudinal blower and control system.
A beam wind group of planes is set on ship model ontology, the transverse direction of the axial parallel ship of the blower in a beam wind group of planes
(ship cross section), for providing cross force and turning bow torque.A beam wind group of planes of the present invention include 6~16 transverse fans, 6~
16 transverse fans by two blowers be two blowers in one group, every group two-by-two by center of gravity be symmetrically distributed in ship model it is vertical in cut open
On the deck of face position.Symmetrically refer to the two blowers respectively in center of gravity (mainly center of gravity in the present invention by center of gravity two-by-two
Lengthwise position) two sides, and it is equal to center of gravity (the mainly lengthwise position of center of gravity) fore-and-aft distance, so being referred to as to press center of gravity two-by-two
It is symmetrical.Wherein, two transverse fans in 6~16 transverse fans are symmetrically distributed in one stern of a bow on deck by center of gravity,
Two blowers can be rotated forward and can also be inverted, and turn bow torque for realizing equivalent simulation.Remaining transverse fan presses two blowers
It is that two blowers in one group, every group are symmetrical by center of gravity two-by-two and be distributed in deck from the near to the distant away from center of gravity, described remaining is horizontal
It can only all be rotated forward to blower, for realizing equivalent simulation cross force.
Longitudinal draught fan group is set on ship model ontology, and the longitudinal direction of the axial parallel ship of the blower in longitudinal draught fan group is used
In offer longitudinal force.Longitudinal direction draught fan group of the present invention includes 1~4 longitudinal blower, 1~4 longitudinal blower it is long axially along ship model
It is longitudinally arranged, the lengthwise position of center of gravity is located at ship model center of gravity, and transverse position of gravity center is located at the vertical middle section of ship model.
Control system is used to do the state of maneuvering motion under the effect of distinguished and admirable load according to required simulation ship, and control is laterally
The work of draught fan group and longitudinal draught fan group.
The present embodiment illustrates technical solution of the present invention with longitudinal blower with 10 transverse fans and 1.
Beam wind unit is by No. 15, No. 6 blowers 6,7 of blower of blower 4,5 of blower 3,4 of blower 2,3 of blower 1,2
Totally ten blowers compositions, ten transverse fans can be divided into two parts for number 9, No. 10 blowers 10 of the blower of blower 8,9 of blower 7,8,
First part includes 8 blowers, and wherein this 8 blowers are symmetrical by center of gravity two-by-two and are distributed from the near to the distant away from center of gravity, 8 blowers
It can only all rotate forward, function realizes equivalent simulation cross force；Second part includes 2 blowers, is symmetrically distributed in deck by center of gravity
One stern of a bow, which can rotate forward and can also invert, and function realizes that equivalent simulation turns bow torque；Longitudinal blower be for
No. 11 blowers 11.
The arrangement of transverse fan group and longitudinal blower is illustrated respectively below:
The arrangement of beam wind unit includes: the starboard for being axially directed to ship of No. 1 blower 1 in beam wind unit, No. 2 blowers
2 be axially directed to port, No. 3 blowers 3 are axially directed to port, the starboard for being axially directed to ship of No. 4 blowers 4, No. 5
The right side for being axially directed to ship for being axially directed to port, No. 7 blowers 7 for being axially directed to port, No. 6 blowers 6 of blower 5
The side of a ship, No. 8 blowers 8 be axially directed to port, the starboard for being axially directed to ship of No. 9 blowers 9, No. 10 blowers 10 be axially directed to
The starboard of ship, wherein No. 5 blower 5 and No. 6 blowers 6 be it is symmetrical by center of gravity two-by-two, No. 4 blower 4 and No. 7 blowers 7 are two
Two is symmetrical by center of gravity, and No. 3 blower 3 and No. 8 blowers 8 are symmetrical by center of gravity two-by-two, No. 9 blower 9 and No. 10 wind
Machine 10 be it is symmetrical by center of gravity two-by-two, 3~No. 10 blowers do not provide reversion, i.e., only provide in axial direction lateral draws
Power, this is the transverse fan of a set type；Wherein ship model does rotary motion bow to angle within the scope of 0-180 °, and selection is No. 3
6, No. 8 blowers 8 of blower of blower 5,6 of blower 3,5；For bow to angle within the scope of 180-360 °, selection is No. 10 blowers 10,4
Number blower 9 of blower 7,9 of blower 4,7；It is chosen according to bow to the variation at angle when ship model does Z-shaped movement according to the program set
Different transverse fans.No. 1 blower 1 and No. 2 blower 2 in beam wind unit is symmetrical by center of gravity two-by-two, two wind
Machine is located at one stern of a bow, is respectively arranged at the bow and stern of ship model, and No. 1 blower 1 and No. 2 blower 2 can be rotated forward and can also be inverted, wind
Machine it is axial opposed can provide it is biggish turn bow torque, this be another set type transverse fan, no matter ship model do revolution fortune
The such blower of dynamic or Z-shaped movement is all to open always.
The arrangement of longitudinal blower refers to that the lengthwise position of No. 11 blowers 11 is located at the lengthwise position of the ship model center of gravity, lateral position
Setting in the vertical middle section of ship model, it is axially directed to stem, which both can rotate forward or invert, and no matter ship model does rotary motion
Or the Z-shaped such blower of movement is all to open always.11 blowers are all individually to connect with controller 14, according to the difference of operating condition
The revolving speed for choosing different types of blower and blower, the revolving speed of blower is all variation of the synchronous and bow to angle under each operating condition
And change.
Control system used in the present invention includes sensor, servo motor, computer controlling center, and wherein sensor includes using
In the speed of a ship or plane sensor of detection detection ship model ontology speed and for detecting the posture instrument sensor for detecting ship model ontology angle.This
Speed of a ship or plane sensor used in embodiment is GPS sensor 13, and posture instrument sensor used is obliquity sensor 18.
Computer controlling center includes the computer of controller 14, transmission line 12 and ground, and transmission line 12 will be controlled
Device 14 processed is connected with sensor, servo motor, detailed process are as follows: the ship model ontology speed signal that GPS sensor 13 detects
The ship model ontology angle signal detected with obliquity sensor 18 is transmitted to controller, is transmitted to computer by controller, calculates
Machine goes out to need to drive the control of a beam wind group of planes and longitudinal blower according to the signal of detection and the ship model condition calculating of required realization
Signal, and signal will be controlled and exported to the servo motor of the servo motor of beam wind group of planes apoplexy machine and longitudinal blower, servo electricity
Machine drives blower and longitudinal blower in a beam wind group of planes to realize required simulation effect.
Since the height of 11 blower centers of gravity is significantly larger than the height of C.G. of practical distinguished and admirable load, there are a transverse directions
The difference of torque adds a heel compensation device as a kind of preferred embodiment of the invention, which includes
Sliding block 15, slideway 16, servo motor 17, slideway 16 are laterally set on ship model ontology, and sliding block 15 is set in slideway 16, sliding block 16
It can be the square iron block with certain mass, quality calculates gained, movement and wind according to required maximum heeling moment
The revolving speed of machine is synchronous；Servo motor 17 is the high-power electricity that can drive sliding block on slideway along ship model port and starboard transverse shifting
Machine.In the present embodiment, it is arranged in inside the hull of ship model symmetrically using two sets of identical heel devices along center of gravity.Sliding block
15, which can be carried out transverse reciprocating on slideway 16 under the driving of servo motor 17, constantly moves, and realizes heel power to reach
The compensation of square.
Thus, the present invention can complete the feedback of the information between computer-sensor-servo mechanism three on ground
It transmits with instruction, may finally drive and is rotated according to the different different types of blowers of operating condition selection, and synchronous heel
Equipment mechanism implements the movement of sliding block to reach the compensation of heeling moment, the final manipulation realized under the distinguished and admirable load effect of simulation
Property movement.
Claims (8)
1. a kind of for simulating the ship model for doing maneuvering motion under distinguished and admirable load effect, including ship model ontology, which is characterized in that packet
It includes:
A beam wind group of planes is set on ship model ontology, for providing cross force and turning bow torque；
Longitudinal draught fan group is set on ship model ontology, for providing longitudinal force；And
Control system controls the cross for doing the state of maneuvering motion under the effect of distinguished and admirable load according to required simulation ship
Work to draught fan group and longitudinal draught fan group；
The ship model further includes heel compensation device, and the heel compensation device includes:
Slideway is laterally set on ship model ontology；
Sliding block is set in the slideway；And
Second servo motor, for driving the sliding block to slide in slideway.
2. according to claim 1 for simulating the ship model for doing maneuvering motion under distinguished and admirable load effect, it is characterised in that described
Control system includes:
Sensor, for detecting the speed and angle information of ship model ontology；
First servo motor, for driving the beam wind group of planes and longitudinal draught fan group；And
Computer controlling center, for receiving the information of sensor detection, and to the information processing after, output control institute
State the instruction of first servo motor.
3. according to claim 2 for simulating the ship model for doing maneuvering motion under distinguished and admirable load effect, it is characterised in that: described
Sensor includes the speed of a ship or plane sensor for detecting ship model ontology speed and the posture instrument sensing for detecting ship model ontology angle
Device.
4. according to claim 3 for simulating the ship model for doing maneuvering motion under distinguished and admirable load effect, it is characterised in that: described
Speed of a ship or plane sensor is GPS sensor, and the posture instrument sensor is obliquity sensor.
5. according to claim 4 for simulating the ship model for doing maneuvering motion under distinguished and admirable load effect, it is characterised in that: described
Heel compensation device is two sets, and two sets of heel compensation devices are along the hull that center of gravity is symmetrically distributed in ship model ontology.
6. any described for simulating the ship model for doing maneuvering motion under distinguished and admirable load effect according to claim 1~5, feature exists
In:
The beam wind group of planes includes 6~16 transverse fans, and 6~16 transverse fans are symmetrically distributed in by center of gravity two-by-two
On the deck of the vertical middle profile position of ship model；
The longitudinal direction draught fan group includes 1~4 longitudinal blower, described 1~4 longitudinal blower axially along the long longitudinal cloth of ship model
It sets, the lengthwise position of center of gravity is located at ship model center of gravity, and transverse position of gravity center is located at the vertical middle section of ship model.
7. according to claim 6 for simulating the ship model for doing maneuvering motion under distinguished and admirable load effect, it is characterised in that:
Two transverse fans in 6~16 transverse fans are symmetrically distributed in one stern of a bow on deck by center of gravity, and this two
Blower, which can rotate forward, can also invert, and turn bow torque for realizing equivalent simulation；
Remaining transverse fan is one group by two blowers in 6~16 transverse fans, every group press two-by-two center of gravity it is symmetrical and
It is distributed in deck from the near to the distant away from center of gravity, remaining described transverse fan can only all rotate forward, for realizing equivalent simulation cross force.
8. a kind of simulate the test method that ship does maneuvering motion under the effect of distinguished and admirable load by ship model described in claim 1,
It is characterised by comprising:
The speed and angle information of detection ship model ontology are detected by sensor；
Computer controlling center receiving sensor detection information, and to the information processing after, output control the first servo electricity
The instruction of machine；
First servo motor drives the beam wind group of planes and longitudinal blower to provide cross force and turn bow power after receiving described instruction
It square and controls longitudinal blower longitudinal force is provided, to simulate cross force that distinguished and admirable load acts on ship model, turn bow torque and vertical
Xiang Li；
Pass through the compensation of two sets of heel compensation devices realization heeling moments along the hull that center of gravity is symmetrically distributed in ship model ontology；Institute
Stating two sets of heel compensation devices includes: the slideway being laterally set on ship model ontology, sliding block in the slideway is set to, for driving
The second servo motor that sliding block slides in slideway；
Computer controlling center is according to a beam wind group of planes and longitudinal blower and the athwartship moment of practical distinguished and admirable load gravity center height
Difference, computer controlling center controls the second servo motor driving sliding block transverse reciprocating in slideway and constantly moves, thus real
The compensation of existing heeling moment.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710361665.9A CN107310688B (en) | 2017-05-22 | 2017-05-22 | For simulating the ship model and its test method that do maneuvering motion under distinguished and admirable load effect |
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| CN107310688B true CN107310688B (en) | 2019-01-04 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572930B (en) * | 2019-01-31 | 2020-12-04 | 烟台中集来福士海洋工程有限公司 | Estimation method for flow load of semi-submersible platform |
| CN111580499B (en) * | 2020-05-08 | 2021-05-28 | 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） | Verification method and device for automatic navigation function and electronic equipment |
| CN114088341B (en) * | 2021-11-24 | 2023-06-13 | 武汉理工大学 | Ship model uniform wind simulation system and method |
| CN114781074A (en) * | 2022-06-20 | 2022-07-22 | 交通运输部天津水运工程科学研究所 | Ship simulation and risk assessment method in complex environment |
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| SU1057362A2 (en) * | 1982-07-08 | 1983-11-30 | Предприятие П/Я В-8662 | Apparatus for towing tests of model ship in test reservoir |
| KR101531337B1 (en) * | 2013-12-20 | 2015-06-24 | 삼성중공업 주식회사 | Wind load calibrator |
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| SU1057362A2 (en) * | 1982-07-08 | 1983-11-30 | Предприятие П/Я В-8662 | Apparatus for towing tests of model ship in test reservoir |
| KR101531337B1 (en) * | 2013-12-20 | 2015-06-24 | 삼성중공업 주식회사 | Wind load calibrator |
| CN105334020A (en) * | 2015-11-20 | 2016-02-17 | 上海交通大学 | Device for simulating wind current load in ship model test |
| CN106314680A (en) * | 2016-09-23 | 2017-01-11 | 江苏科技大学 | Remote testing system and method for course keeping in ship or ship model wind waves |
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