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DESIGN OPTIMIZATION OF SHIP'S BOW SAILING IN KARA SEA AND BARENTS SEA

机译:卡拉海和巴伦斯海的船首航行设计优化

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Ships performing their missions in the polar regions will inevitably suffer from sea ice collision, which will lead to structural safety problems. Therefore, ships should be designed according to the characteristics of polar sea ice to enable them to navigate safely in the polar regions. Based on the probability density curve of sea ice thickness and the occurrence frequency of sea ices of different sizes of the Kara Sea and the Barents Sea, this paper preliminarily designs ship's bow sailing in the Kara Sea and the Barents Sea, establishes the ship's bow- ice collision model and carries out numerical simulation to obtain the stress distribution. Then it optimizes the structure of the parts of the ship's bow. After the optimization, the bow structure meets the strength requirements and the weight of the ship's bow is relatively light.
机译:在极地执行任务的船舶将不可避免地遭受海冰碰撞,这将导致结构安全问题。因此,应根据极地海冰的特征来设计船舶,以使其能够在极地地区安全航行。根据海冰厚度的概率密度曲线和卡拉海和巴伦支海不同规模海冰的发生频率,本文初步设计了在卡拉海和巴伦支海的船首航行,建立了船首。冰碰撞模型并进行数值模拟以获得应力分布。然后,它优化了船首各部分的结构。优化后,船首结构满足强度要求,船首重量较轻。

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