三维船体建模与稳性计算系统研发  

Research and development of 3D hull modeling and stability calculation system

作　　者：陈志飚[1] 陈庆任[1] 朱显玲 CHEN Zhibiao;CHEN Qingren;ZHU Xianling(Wuhan Rule and Regulation Research Institute,China Classification Society,Wuhan 430022,China;Wuhan Institute of Shipbuilding Technology,Wuhan 430050,China)

机构地区：[1]中国船级社武汉规范研究所,武汉430022 [2]武汉船舶职业技术学院,武汉430050

出　　处：《中国舰船研究》2021年第3期60-66,共7页Chinese Journal of Ship Research

摘　　要：[目的]为实现多体船、组合船体等复杂船型的船体与舱室的可视化快捷建模和稳性计算,研发三维船体建模与稳性计算系统。[方法]采用模型-视图-控制器(Model-View-Controller,MVC)设计模式搭建系统框架;融合三维可视、对象拾取、特征点捕捉、命令流、引用表达式-联动更新、撤销-重做、智能表格等功能元素,实现适用于一般用户的船体与舱室三维交互式建模,以及适用于熟练用户的命令流快速建模;采用三维表面网格积分算法,实现不受限于船型的静水力与稳性计算,并基于派生类技术实现多个版本的法规衡准供用户选择。[结果]实船测试和工程应用结果表明,该系统能实现船体与舱室的三维快速建模和准确计算,覆盖具有多艉、球艏、艏升高、艉升高、凸形甲板的复杂船型,以及浮船坞、双体船、三体船、拼装组合船等特殊船型。[结论]该软件对船舶工程软件的设计研发具有参考价值。[Objectives]To realize the visualization and fast modeling and stability calculation of hulls and compartments,and extend the application scope to complex ship forms such as multi-body and combined hull,a three-dimensional hull modeling and stability calculation system is developed.[Methods]Model-View-Controller mode is used to build the system framework;3D visualization,object pick-up,feature point snap,command stream,reference expression-linkage update,undo-redo,intelligent table and other functional elements are integrated to realize the 3D interactive modeling of ships and compartments for general users,and command stream rapid modeling for skilled users;moreover,a 3D surface grid integration algorithm is used to realize static hydraulic and stability calculation without the limitation of hull shape,and multiple regulation criteria are implemented for users to select from based on the technology of the derived classes.[Results]Real ship tests and a large number of engineering applications show that this system can realize the fast 3D modeling and accurate stability calculation of hulls and compartments,covering complex ship forms such as multiple stern,bulbous bow,head up,tail up and convex deck,as well as special ship types such as floating dock,catamaran,trimaran and assembled combined ship.[Conclusions]This system has reference value for the design and development of ship engineering software.

关 键 词：三维建模 稳性计算 命令流 计算系统 

分 类 号：U662.9[交通运输工程—船舶及航道工程]