CN204788879U - Boats and ships physical model wind load analogue means in experimental that moors - Google Patents
Boats and ships physical model wind load analogue means in experimental that moors Download PDFInfo
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- CN204788879U CN204788879U CN201520482425.0U CN201520482425U CN204788879U CN 204788879 U CN204788879 U CN 204788879U CN 201520482425 U CN201520482425 U CN 201520482425U CN 204788879 U CN204788879 U CN 204788879U
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Abstract
The utility model discloses a boats and ships physical model wind load analogue means in experimental that moors, including hull and horizontal analogue means, preferred vertical wind analogue means that still includes steps forward. The utility model discloses boats and ships physical model wind load analogue means in experimental that moors can accurately simulate the wind load, is convenient for the accurate wind load of investigating to the influence of the impact of the pulling force that amount of exercise, hawser received of the boats and ships of mooring and boats and ships, and simple structure, the preparation is convenient, the investment is little, area is little, efficient.
Description
Technical field
The utility model relates to Simulation of wind device in a kind of ship mooring physical experiments.
Background technology
Along with the development of economic globalization, sea transport becomes topmost means of transportation in international trade, China's shipping interest development is swift and violent, the traffic of a port and container throughput all keep quick growth, the flourish of shipping industry provides opportunity to the maximization of boats and ships, the deep water berth offshore of harbour, also proposes new challenge to the safety of harbour simultaneously.Attend by the offshore of port berth, often mooring ship can occur when wind speed is larger and harbour clashes into and causes the situation that boats and ships or harbour damage.The impact of wind load suffered by mooring ship to the pulling force suffered by the amount of exercise of mooring ship, hawser, boats and ships has a great impact.Due to the unevenness of wind direction, wind speed and wind pressure, direct calculating wind load is very difficult on the impact of this three, therefore suffered wind load on the method simulation boats and ships by ship mooring physical experiments is needed, to probe into wind load to ship motion amount, the impact of hawser pull and impact.
In existing ship mooring physical experiments, simulated wind load mainly contains blower fan method and hangs heavy method.Blower fan method is realized by one group or many group blower fan composition wind battle arrays modeling wind field in simulated domain, and not only equipment is complicated for it, and investment is large, and costly, and floor area is large, arranges that blower fan battle array is very difficult, not easily launch in plane basin.Hanging heavy method is carry out simulated wind load by hanging weight on boats and ships, but the heavy method complex structure of existing extension, complex operation.
Utility model content
In order to solve the above-mentioned defect existed in prior art, the utility model provide a kind of structure simple, invest Simulation of wind device in little, that floor area is little, efficiency is high ship mooring physical experiments.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is as follows:
Simulation of wind device in a kind of ship mooring physical experiments, comprises hull and horizontal analogue means; Described horizontal analogue means comprises wind frame, and the point midway be arranged on ship length direction tied by wind frame, and wind frame comprises left plate, right steel plate, upper steel plate, stationary installation, the first pulley, the second pulley, the 3rd pulley, counterweight and connecting line; Left plate and right steel plate are positioned at the same side of upper steel plate, and one end of upper steel plate is connected with the top of left plate, the other end is connected with the top of right steel plate; The bottom of right steel plate is connected to harbour, and the bottom of left plate is fixed on hull by stationary installation; First pulley is located at bottom left plate, and the second pulley is located at left plate top, and the 3rd pulley is located on upper steel plate, and wherein, the first pulley and the second pulley are positioned on same vertical curve, and the second pulley and the 3rd pulley are positioned on same level line; Connecting line one end is connected with stationary installation, and the other end is connected counterweight after walking around the first pulley, the second pulley and the 3rd pulley respectively; Connecting line between second pulley of described horizontal analogue means and the 3rd pulley is vertical with the length direction of hull.
Described horizontal analogue means is for the wind load suffered by boats and ships during simulate for lateral wind; Described connecting line is the rope that nylon rope or other deformation quantity are less, for by the weight transmitting of counterweight to boats and ships, simulate the wind load of the beam wind suffered by boats and ships.The weight of counterweight is identical with suffered wind load size; Described wind load is calculated by " port engineering load code "; Above-mentioned first pulley, the second pulley are all identical with the model of the 3rd pulley.
Above-mentioned analogue means structure is simple, easy to operate, it is little to invest, expense is low, floor area is little, efficiency is high, can high accuracy can research institute by the impact of wind load on the impact of the pulling force suffered by the amount of exercise of mooring ship, hawser and boats and ships.
Preferably, left plate and right steel plate with the connection between upper steel plate for welding.
In order to improve the accuracy of beam wind simulation further, improve the balance of hull simultaneously, the wind frame of horizontal analogue means has two and structure is identical, and two wind framves are symmetricly set on the both sides of ship length mid point, and two wind framves are connected as a single entity by lateral connection bar.
Conveniently operate, improve the accuracy of beam wind simulation further, the left plate of horizontal analogue means is two joint Collapsible structures, and left plate comprises the short steel plate of two joints simultaneously, and the short steel plate of two joints is connected by G word folder and adjusted length.Preferably ensure in simulation process that the connecting line between stationary installation and the first pulley keeps level, left plate is the simulation that the setting of Collapsible structure goes for ship wind load under different water level condition.
Preferably, the model of the short steel plate of two joints is identical.Which further increases controllability.
In order to easy to operate, preferably, the bottom of the right steel plate of horizontal analogue means is connected to harbour by steel disc and screw.The number of screw is determined as required.
In order to all play good simulate effect to the wind load of all directions, Simulation of wind device in above-mentioned ship mooring physical experiments, also comprise longitudinal analogue means, longitudinal analogue means is identical with horizontal analogue means structure, and the connecting line between the second pulley of longitudinal analogue means and the 3rd pulley is vertical with the Width of hull.
Wind load when longitudinal analogue means is for simulating Longitudinal Wind suffered by boats and ships, horizontal analogue means is for the wind load suffered by boats and ships during simulate for lateral wind, the both described Simulation of wind device of institute's the utility model both can simulate for lateral wind, can simulate Longitudinal Wind again, therefore the utility model can simulate the wind load of any direction.
In order to improve the accuracy of Longitudinal Wind simulation further, improve the balance of hull simultaneously, the wind frame of longitudinal analogue means has two and structure is identical, and two wind framves are symmetricly set on the both sides of hull tail width mid point, and two wind framves are connected as a single entity by longitudinal connecting link.
The wind frame quantity of beam wind analogue means and Longitudinal Wind analogue means is more in theory, and accuracy is higher, but in order to cost-saving and space, preferably has two respectively.
Conveniently operate, improve the accuracy of Longitudinal Wind simulation simultaneously further, the left plate of longitudinal analogue means is two joint Collapsible structures, two joint left plates connect by G word folder and adjusted length.Preferably ensure in simulation process that the connecting line between stationary installation and the first pulley keeps level, left plate is the simulation that the setting of Collapsible structure goes for ship wind load under different water level condition.
In order to easy to operate, preferably, the bottom of the right steel plate of longitudinal analogue means is connected to harbour by steel disc and screw.The number of screw is determined as required, and object can stablize to fix.
The NM technology of the utility model is all with reference to prior art.
In the utility model ship mooring physical experiments, Simulation of wind device can be simulated wind load exactly, be convenient to accurately to investigate the impact of wind load on the impact of the pulling force suffered by the amount of exercise of mooring ship, hawser and boats and ships, and structure simple, easy to prepare, invest little, floor area is little, efficiency is high.
Accompanying drawing explanation
Fig. 1 is the front view of Simulation of wind device in the utility model ship mooring physical experiments;
When Fig. 2 is beam wind, the left view of beam wind analogue means in Fig. 1;
When Fig. 3 is Longitudinal Wind, the upward view of Longitudinal Wind analogue means in Fig. 1;
When Fig. 4 is Longitudinal Wind, the left view of the Longitudinal Wind analogue means of Fig. 1;
In figure, wind frame 1, head line 2, first pulley 3, connecting line 4, lateral connection bar 5, stern rope 6, second pulley 7, the 3rd pulley 8, upper steel plate 9, right steel plate 10, steel disc 11, screw 12, stationary installation 13, counterweight 14, left plate 15, G word folder 16.
Embodiment
In order to understand the utility model better, illustrate content of the present utility model further below in conjunction with embodiment, but content of the present utility model is not only confined to the following examples.
Embodiment 1
Simulation of wind device in a kind of ship mooring physical experiments as shown in the figure, comprises hull and horizontal analogue means; Horizontal analogue means comprises wind frame 1, the point midway be arranged on ship length direction tied by wind frame 1, and wind frame 1 comprises left plate 15, right steel plate 10, upper steel plate 9, stationary installation 13, first pulley 3, second pulley 7, the 3rd pulley 8, counterweight 14 and connecting line 4; Left plate 15 and right steel plate 10 are positioned at the same side of upper steel plate 9, and one end of upper steel plate 9 is connected with the top of left plate 15, the other end is connected with the top of right steel plate 10; The bottom of right steel plate 10 is connected to harbour, and the bottom of left plate 15 is fixed on hull by stationary installation 13; First pulley 3 is located at bottom left plate 15, and the second pulley 7 is located at left plate 15 top, and the 3rd pulley 8 is located on upper steel plate 9, and wherein, the first pulley 3 and the second pulley 7 are positioned on same vertical curve, and the second pulley 7 and the 3rd pulley 8 are positioned on same level line; Connecting line 4 one end is connected with stationary installation 13, and the other end is walked around the first pulley 3, second pulley 7 respectively and is connected counterweight 14 with after the 3rd pulley 8; Connecting line 4 between second pulley 7 of horizontal analogue means and the 3rd pulley 8 is vertical with the length direction of hull.
Embodiment 2
Substantially the same manner as Example 1, difference is: the wind frame 1 of horizontal analogue means has two and structure is identical, and two wind framves 1 are symmetricly set on the both sides of ship length mid point, and two wind framves 1 are connected as a single entity by horizontal line connecting link 5; The left plate 15 of horizontal analogue means is two joint Collapsible structures, and left plate 15 comprises the short steel plate of two joints, and the short steel plate of two joints is connected by G word folder 16 and adjusted length; The bottom of the right steel plate 10 of horizontal analogue means is connected to harbour by steel disc 11 and screw 12.
Embodiment 3
Substantially the same manner as Example 2, difference is: Simulation of wind device in ship mooring physical experiments, also comprise longitudinal analogue means, longitudinal analogue means is identical with horizontal analogue means structure, and the connecting line 4 between the second pulley 7 of longitudinal analogue means and the 3rd pulley 8 is vertical with the Width of hull.
Embodiment 4
Substantially the same manner as Example 3, difference is: the wind frame 1 of longitudinal analogue means has two and structure is identical, and two wind framves 1 are symmetricly set on the both sides of hull tail width mid point, and two wind framves 1 are connected as a single entity by longitudinal connecting link; The left plate 15 of longitudinal analogue means is two joint Collapsible structures, two joint left plates 15 are connected by G word folder 16 and adjusted length.The bottom of the right steel plate 10 of longitudinal analogue means is connected to harbour by steel disc 11 and screw 12.
In above-described embodiment, in beam wind analogue means, the weight of counterweight 14 is identical with beam wind magnitude of load, and in Longitudinal Wind analogue means, the weight of counterweight 14 is identical with Longitudinal Wind magnitude of load, and the size of wind load is calculated by " port engineering load code ".
Across-wind dynamic load and the concrete simulation process of Longitudinal Wind load are, transverse direction suffered by boats and ships and Longitudinal Wind load is calculated by " port engineering load code ", the weight of required counterweight 14 is determined according to the wind load calculated, by screw 12 and steel disc 11 by right steel plate 10, upper steel plate 9, left plate 15 is fixed, basin is added water, it is made to reach water level required for us, then G word folder 16 is regulated to enable the weight level of counterweight 14 be applied on boats and ships, the device of embodiment 4 both may be used for simulate for lateral wind load, Longitudinal Wind load can be simulated again, therefore may be used for the wind load of simulating any direction suffered on boats and ships.
The undeclared part related in the utility model is same as the prior art or adopt prior art to be realized.
Claims (8)
1. a Simulation of wind device in ship mooring physical experiments, is characterized in that: comprise hull and horizontal analogue means; Described horizontal analogue means comprises wind frame (1), the point midway be arranged on ship length direction tied by wind frame (1), and wind frame (1) comprises left plate (15), right steel plate (10), upper steel plate (9), stationary installation (13), the first pulley (3), the second pulley (7), the 3rd pulley (8), counterweight (14) and connecting line (4); Left plate (15) and right steel plate (10) are positioned at the same side of upper steel plate (9), and one end of upper steel plate (9) is connected with the top of left plate (15), the other end is connected with the top of right steel plate (10); The bottom of right steel plate (10) is connected to harbour, and the bottom of left plate (15) is fixed on hull by stationary installation (13); First pulley (3) is located at left plate (15) bottom, second pulley (7) is located at left plate (15) top, 3rd pulley (8) is located on upper steel plate (9), wherein, first pulley (3) and the second pulley (7) are positioned on same vertical curve, and the second pulley (7) and the 3rd pulley (8) are positioned on same level line; Connecting line (4) one end is connected with stationary installation (13), and the other end walks around the first pulley (3) respectively, the second pulley (7) is connected counterweight (14) afterwards with the 3rd pulley (8); Connecting line (4) between second pulley (7) of described horizontal analogue means and the 3rd pulley (8) is vertical with the length direction of hull.
2. Simulation of wind device in ship mooring physical experiments as claimed in claim 1, it is characterized in that: the wind frame (1) of described horizontal analogue means has two and structure is identical, two wind framves (1) are symmetricly set on the both sides of ship length mid point, and two wind framves (1) are connected as a single entity by horizontal line connecting link (5).
3. Simulation of wind device in ship mooring physical experiments as claimed in claim 1, it is characterized in that: the left plate (15) of described horizontal analogue means is two joint Collapsible structures, left plate (15) comprises the short steel plate of two joints, and the short steel plate of two joints is connected by G word folder (16) and adjusted length.
4. Simulation of wind device in ship mooring physical experiments as claimed in claim 1, is characterized in that: the bottom of the right steel plate (10) of described horizontal analogue means is connected to harbour by steel disc (11) and screw (12).
5. Simulation of wind device in the ship mooring physical experiments as described in claim 1-4 any one, it is characterized in that: also comprise longitudinal analogue means, longitudinal analogue means is identical with horizontal analogue means structure, and the connecting line (4) between second pulley (7) of longitudinal analogue means and the 3rd pulley (8) is vertical with the Width of hull.
6. Simulation of wind device in ship mooring physical experiments as claimed in claim 5, it is characterized in that: the wind frame (1) of described longitudinal analogue means has two and structure is identical, two wind framves (1) are symmetricly set on the both sides of hull tail width mid point, and two wind framves (1) are connected as a single entity by longitudinal connecting link.
7. Simulation of wind device in ship mooring physical experiments as claimed in claim 6, is characterized in that: the left plate (15) of described longitudinal analogue means is two joint Collapsible structures, two joints left plate (15) are connected by G word folder (16) and adjusted length.
8. Simulation of wind device in ship mooring physical experiments as claimed in claim 6, is characterized in that: the bottom of the right steel plate (10) of described longitudinal analogue means is connected to harbour by steel disc (11) and screw (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520482425.0U CN204788879U (en) | 2015-07-06 | 2015-07-06 | Boats and ships physical model wind load analogue means in experimental that moors |
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| CN201520482425.0U CN204788879U (en) | 2015-07-06 | 2015-07-06 | Boats and ships physical model wind load analogue means in experimental that moors |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106940245A (en) * | 2017-02-22 | 2017-07-11 | 哈尔滨工程大学 | A kind of ship model experimental tank wind load analogue means |
| CN107515097A (en) * | 2017-09-04 | 2017-12-26 | 中国海洋大学 | Anchoring system horizontal rigidity tests multidirectional hierarchical loading device |
| CN108844712A (en) * | 2018-06-08 | 2018-11-20 | 中清能绿洲科技股份有限公司 | Wind load numerical model verification method, device, system and terminal |
| CN113776775A (en) * | 2021-09-18 | 2021-12-10 | 天津大学 | Equivalent simulation method for flow load of single-point mooring system in stormy wave environment |
-
2015
- 2015-07-06 CN CN201520482425.0U patent/CN204788879U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106940245A (en) * | 2017-02-22 | 2017-07-11 | 哈尔滨工程大学 | A kind of ship model experimental tank wind load analogue means |
| CN107515097A (en) * | 2017-09-04 | 2017-12-26 | 中国海洋大学 | Anchoring system horizontal rigidity tests multidirectional hierarchical loading device |
| CN107515097B (en) * | 2017-09-04 | 2022-12-27 | 中国海洋大学 | Multidirectional grading loading device for mooring system horizontal rigidity test |
| CN108844712A (en) * | 2018-06-08 | 2018-11-20 | 中清能绿洲科技股份有限公司 | Wind load numerical model verification method, device, system and terminal |
| CN108844712B (en) * | 2018-06-08 | 2020-04-28 | 中清能绿洲科技股份有限公司 | Wind load numerical model verification method, device and system and terminal |
| CN113776775A (en) * | 2021-09-18 | 2021-12-10 | 天津大学 | Equivalent simulation method for flow load of single-point mooring system in stormy wave environment |
| CN113776775B (en) * | 2021-09-18 | 2023-09-19 | 天津大学 | Equivalent simulation method for single point mooring system flow load in stormy wave environment |
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