Design and adjustment method of inclined guide chain type anchor system

An adjustment method and technology of tilt guide, applied in ship design, design optimization/simulation, ship components, etc., can solve problems such as mooring, hitting the windlass side plate, anchor chain scraping the steel ring of the anchor chain barrel, etc.

Active Publication Date: 2020-10-23
JIANGSU UNIV OF SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Due to the complexity of the design of the inclined chain guide mooring system and the limitation of traditional ship design software, there is a large error between the design of the mooring system installation and positioning position and the real ship
[0003] Moreover, the strong coupling of the design space position of the inclined chain guide anchor system will cause certain problems when the position of the guide chain roller is too high or too low: when the position of the guide chain roller is too high, the anchor chain cannot pass through the windlass center surface , so as to hit the windlass side plate; when the position of the chain guide roller is too low, the anchor chain will scrape the steel ring of the anchor chain barrel
However, there are some design flaws, such as the space for anchor system positioning and the inability to adapt to different working conditions, etc.

Method used

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  • Design and adjustment method of inclined guide chain type anchor system
  • Design and adjustment method of inclined guide chain type anchor system
  • Design and adjustment method of inclined guide chain type anchor system

Examples

Experimental program
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Embodiment 1

[0043] In this embodiment, a small liquefied gas carrier is taken as an example, and the anchor hole scheme is used. The initial design data of the mooring system are as follows: figure 1 and figure 2 As shown, the angle θ between the center plane 2 of the windlass and the center plane 1 of the hull is 25 degrees, and the intersection point is FR140-Xa; the angle between the center plane 3 of the anchor hole and the center plane 1 of the hull is is 66 degrees, and the intersection point is Fr145+Xb; the X coordinate of point 8 on the anchor chain cylinder is Fr147-Xc, the Y coordinate is Ya, and the Z coordinate is Za. Among them, Xa is 421, Xb is 100, Xc is 315, Ya is 2661, and Za is 13852.

[0044] Then extend the anchor chain center line and windlass center plane to generate intersection 10, find that the intersection is just the upper point 8 of the anchor chain cylinder. Depend on image 3 It can be seen that the position of the chain guide roller is too low. Becaus...

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Abstract

The invention discloses a design and adjustment method of an inclined guide chain type anchor system. The design and adjustment method comprises a series of processes of digital model establishment, anchor system part designing and positioning, position verification and adjustment, dynamic calculation and analysis, knife switch chain stopper adjustment and the like. According to the inclined guidechain type anchor system design and knife switch chain stopper adjustment method, digital modeling, space positioning and dynamic calculation are applied so that the design positioning and adjustmentmodes of an anchor system part model are visual. The method has advantages that a new technology is comprehensively applied, the design method and the success rate of the current inclined guide chaintype anchor system are improved, the knife switch chain stopper positioning adjustment method can be given in a design stage, the adjustment work of installation and positioning of the real ship anchor system is greatly reduced, and a later workload and working time are saved.

Description

technical field [0001] The invention belongs to the technical field of shipbuilding, and in particular relates to a method for designing and adjusting an inclined chain guide type mooring system. Background technique [0002] The inclined chain guide mooring design is generally suitable for the layout with small space on the forecastle deck, and the mooring design can effectively reduce the distance between the chain barrel and the windlass. Compared with the vertical chain guide roller mooring system, its design method is very simple. It only needs to ensure that the center plane of the windlass and the center plane of the anchor cavity (the center plane of the anchor lip) are on the same plane. Due to the complexity of the design of the inclined chain guide mooring system and the limitation of traditional ship design software, there is a large error between the design of the mooring system installation and positioning position and the real ship. [0003] Moreover, the str...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B63B71/10G06F30/15G06F30/20
Inventor 刘志强顾献安王佳何家骏郭世健
Owner JIANGSU UNIV OF SCI & TECH
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