| 基于面片单元的舱室容积测量与计算方法研究 |
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| 引用本文： | 孙庆文,梅文胜,张跃华.基于面片单元的舱室容积测量与计算方法研究[J].宇航计测技术,2010,30(5):58-63. |
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| 作者姓名： | 孙庆文 梅文胜 张跃华 |
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| 作者单位： | [1]上海船泊研究设计院,200032 [2]武汉大学,武汉市珞瑜路129号,430079 |
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| 摘 要： | LNG、LPG舱的容积计量在国内目前还处于起步阶段,本文提出了基于面片单元的舱室快速自动化扫描测量方法,论述了基于NURBS曲面的舱室建模正、反算数学模型,研究了基于NURBS曲面加密格网的舱室容积计算方法,以上研究给出了一种快速、精密的LNG、LPG船货舱容积测量及计算的方法。
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| 关 键 词： | LNG LPG NURBS 三角剖分 容积计量 |
The Research of Volume Measurement and Calculation for LNG and LPG Cargo Tank |
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| SUN Qing-wen,MEI Wen-sheng,ZHANG Yue-hua.The Research of Volume Measurement and Calculation for LNG and LPG Cargo Tank[J].Journal of Astronautic Metrology and Measurement,2010,30(5):58-63. |
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| Authors: | SUN Qing-wen MEI Wen-sheng ZHANG Yue-hua |
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| Institution: | 1.Shanghai Merchant Ship Design and Research Institute,200032;2.Wuhan University,200032) |
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| Abstract: | Few steps had been made in volume measurement of LNG and LPG cargo tanks in China.A method of automatic scan tank based on surface patch unit had been put forward in this paper.The discussion of grid technique based on NURBS surface had also been mentioned.A method of accurate and fast measurement for LNG and LPG can be gotten from this research. |
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| Keywords: | LNG LPG NURBS Triangle partition Volume measurement |
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