测试与控制机电产品开发与创新 Development ElectricalProducts Vol.23,No.2 Mar.,2010 收稿日期:2010-0111 作者简介: 河北博野人,硕士研究 从事机械设计及理论研究。Study VolumeMeasurement unerGroun Tank Gastation Bse cnningLser Tomogrphy DONG Yu-Tao, WU Wei-Cai (Wuhan University Technology,Wuhan Hubei 430070, China) Abstrct: gasstation inventory links, taxauthorities need undergroundoil tank. fasttest equipment based laserscanning uselaser measuring distance, photoelectric encoder measuring industrialcontrol computer process achieveinvariable chord length measurementpath, use B-spline curve interpolation encrypted data points, calculate tomography area trapezoidformula, calculatevolume, automatically generate volume tables auto-detectmeasurement method fasterthan traditional methods, thereby reducing measuredintensity work,reducing normalbusiness stationKey wors: underground oil tank; volume; B-spline; interpolation; measurement 基于激光断层扫描的加油站埋地油罐容积检测方法的研究 武汉理工大学机电工程学院, 湖北 武汉 430070) 税收部门在加强加油站库存环节征税管理时,需要测量埋地油罐的容积,为此设计了一种基于激光分层扫描的检测方法。仪器采用激光传感器测距、光电编码器测角,由工控机控制测量过程实现等弦长测 量路径,采用B 样条曲线插值加密数据点,利用梯形公式计算断层面积,再求体积,自动生成容积表。 测量方法自动化程度高,测量周期短,能够减少了对加油站停业的时间,同时减轻测量的工作强度。关键词: 埋地油罐; 容积; 测量中图分类号: TM93 文献标识码: doi:1.3969/j.issn.002-6673.21.2.59