[Oral Presentation]基于离散元模拟的碎冰区船舶结构冰载荷不确定性分析

Organized By

Hohai University

Monash University

Co-organized by

Southeast University

Jiangxi University of Science and Technology

Northeast University

DUT-BSU Scientific Research and Innovation Center

Suzhou University of Science and Technology

State Key Laboratory of Structural Analysis, Optimization and CAE Software for Industrial Equipment

Sponsoring agency

KELI SDEM Software (Dalian) Co., Ltd.

Sugon Smart Computing Information Technology Co., Ltd.

Beijing Paratera Technology Co., Ltd.

Simpop Information Technology Co., Ltd.

Important Dates

Conference Announcement

December 2023, release First Round Announcement
Abstract Submission Deadline
March 31^th, 2024
Paper Submission Deadline
April 30^th, 2024
Registration
From January 1^st, 2024
Conference Schedule
May 31^st (Friday), 2024 On-Site Registration
June 1^st to 3^rd, 2024 Conference

基于离散元模拟的碎冰区船舶结构冰载荷不确定性分析

ID：299 Submission ID：381 View Protection：ATTENDEE Updated Time：2024-05-14 15:09:40 Hits：482 Oral Presentation

Start Time：Pending （Asia/Shanghai）

Duration：Pending

Session：[No Session] » [No Session Block]

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Abstract

在风、浪、流及温度等多环境因素的影响下，极地浮碎冰区海冰的几何形状和空间分布具有很强的随机性，并对极地船舶在浮碎冰区航行过程中的冰载荷造成显著影响。为研究碎冰形态和尺寸的随机性对船舶结构的影响，本文以“雪龙”号极地科考船为研究对象，采用三维离散元方法分析了碎冰尺寸与形状影响下的船体典型部位冰载荷，包括船首和船肩部位。通过结构可靠性和不确定性分析方法，评估了碎冰平均尺寸和碎冰形状对船舶结构长期可靠性及安全性的影响，对比分析了极地船舶在碎冰区航行过程中船首和船肩处的失效概率和不确定性系数，相关研究结果可为船舶在极地冰区安全航行提供科学参考。

Keywords

离散元方法；碎冰区；冰载荷；不确定性；可靠性

Speaker

张鑫奥

大连理工大学

Submission Author

张鑫奥大连理工大学

季顺迎大连理工大学

Sponsored By

Hohai University

Panel of Computational Mechanics on Granular Materials, Working Party of Computational Mechanics, Chinese Society of Theoretical and Applied Mechanics

Jiangsu Society of Theoretical and Applied Mechanics