《电视技术》第46卷第12期(总第565期)83PARTS&DESIGN器件与设计文献引用格式:徐洋.钻孔数字全景成像产状提取应用研究[J].电视技术,2022,46(12):83-88.XUY.Applicationresearchonoccurrenceextractionofboreholedigitalpanoramicimaging[J].VideoEngineering,2022,46(12):83-88.中图分类号:TP311.1文献标识码:ADOI:10.16280/j.videoe.2022.12.018钻孔数字全景成像产状提取应用研究徐洋(中国电建集团贵阳勘测设计研究院有限公司,贵州贵阳550081)摘要:介绍钻孔数字全景成像测试系统工作原理,分析现阶段测试系统测试确定岩层产状存在的误差和不确定性,提出钻孔数字全景成像产状提取方法,通过从钻孔数字全景成像展布图中读取岩层/裂隙的任意三个点,记录其深度、方位角和钻孔直径,通过向量代数和空间解析几何理论,利用三个不同点确定唯一平面原理,辅以excel软件编辑解析公式,计算岩层/裂隙的产状。所提方法解决了特殊地质条件钻孔取芯难、岩心采取率低、地层产状信息参数获取难、地质产状描述不准确等难题,采用钻孔数字全景成像模拟钻孔芯样进行地质产状描述,能更直观、全面、完整地解释地层产状信息,达到了钻孔全景数字成像定量解释的目的。关键词:钻孔数字全景成像;地质产状提取;工程勘查ApplicationResearchonOccurrenceExtractionofBoreholeDigitalPanoramicImagingXUYang(PowerChinaGuiyangEngineeringCo.,Ltd.,Guiyang550081,China)Abstract:Thispaperintroducestheworkingprincipleoftheboreholedigitalpanoramicimagingtestsystem,analyzestheerrorsanduncertaintiesexistinginthecurrenttestingsystemtodeterminetheoccurrenceofrockstratum,andputsforwardtheextractionmethodofboreholedigitalpanoramicimagingoccurrence,thatis,byreadinganythreepointsofrockstratum/fracturefromtheboreholedigitalpanoramicimaginglayout,recordingitsdepthazimuthandboreholediameter,throughvectoralgebraandspatialanalyticgeometrytheory,usingthreedifferentpointstodeterminetheuniqueplaneprinciple,supplementedbyexcelsoftwaretoedittheanalyticalformulatocalculatetheoccurrenceofrockstratum/fracture.Itsolvestheproblemsofdifficultcoringinspecialgeologicalconditions,lowcorerecoveryrate,difficultacquisitionofformationoccurrenceinformationparametersandinaccuratedescriptionofgeologicaloccurre...